Frequency-division multiplex systems and and (H04J1)

ethod and device for generating two-frequency signal with constant binding containing four expanding signals and method and device for receiving such signal // 2628529
FIELD: radio engineering, communication.SUBSTANCE: according to the method, the four spreading signals s1(t), s2(t), s3(t), s4(t) of the base band are modulated, respectively, the frequency f1 and the frequency f2 so that on the carrier radio frequency fp=(f1+f2)/2, a multiplexed signal with a constant envelope is formed, with the signals s1(t) and s2(t), mutually orthogonal carrier phases are modulated at the frequency f1, signals s3(t) and s4(t), mutually orthogonal carrier phases are modulated at the frequency f2, f1>f2. The method includes determining a power ratio for the four spreading signals s1(t), s2(t), s3(t), s4(t) in the multiplexed signal with a constant envelope; storing the additional phases matching table containing additional phases belonging to the main frequency band of the in-phase component I(t) and belonging to the fundamental frequency band of the quadrature component Q(t) of the multiplexed signal with a constant envelope; receiving an additional phase θ of the current time segment by searching in the additional phases matching table; and forming the in-main frequency band of the in-phase component I(t) and belonging to the main frequency band of the quadrature component Q(t) of the multiplexed signal with a constant envelope; and forming a multiplexed signal SRF(t) with constant envelope based on the additional phases θ.EFFECT: task achievement.16 cl, 9 dwg, 2 tbl

ethod of using frequency resource, communication system and terminal // 2627685
FIELD: radio engineering, communication.SUBSTANCE: frequency and the clock of the terminal signals are synchronized by the reverse channel signal, resulting in the maximum dense packing of the terminal signals in the frequency resource, the timing of the terminal signals, and the synchronous reception of the plurality of terminal signals in the station. The communication system with frequency tuning of the terminal signals has a period equal to or shorter than the duration of the signals, and with the synchronization of the frequency resynchronization processes in the terminals on the synchronizing messages from the station.EFFECT: improving noise immunity to interference that affects part of the frequency resource.15 cl, 4 dwg

ultichannel digital receiving module with optical channels of information exchange, control and chronization // 2626623
FIELD: radio engineering, communication.SUBSTANCE: implemented the multichannel digital device of the information packaging, the optical transmitting-receiving device, simulator signal and heterodyne signal synthesizers and synchronization system, at that each receiving channel contains the protective device connected in series, the first and the second inputs of which are respectively the first and the second inputs of each receiving channel, the low-noise amplifier (LNA), n-bit stepped attenuator, mixer, the second entrance of which is the third entrance of each receiving channel, intermediate-frequency section (IF), analog-to-digital converter, the second entry of which is the fourth entrance of each receiving channel, the digital phase detector and digital filter, which output is the output of each receiving channel.EFFECT: improvement of RADAR anti-jamming by using the high-speed optical communication lines for the transmission from the information module and supply to the module of complex timing signal and control and clocking frequency signal.2 dwg

obile computing device technology, and system and methods of using it // 2625952
FIELD: information technology.SUBSTANCE: video signal is transmitted using the mobile computing device, comprising video information generated by an application executed on the said mobile computing device, and/or by an operating system executable on the said mobile computing device, to the target screen through the pairing between the said mobile computing device and the said target screen, wherein: the pairing is installed through a wired or wireless communication interface, wherein the mobile computing device is characterized as arranged to provide an initiation/collaboration of an application in response to a movement or gestures performed by the said mobile computing device, and the said video signal is adapted to initiate the said target screen to display the said video information.EFFECT: provision of display capabilities of mobile computing device video information on a display device paired with a mobile computing device.25 cl, 29 dwg

Delta modulator // 2625394
FIELD: radio engineering, communication.SUBSTANCE: delta modulator includes a microphone with an amplifier, a time sampler with a pulse generator connected to its high-frequency input, and an amplifier-limiter of the signal amplitude connected to its output. Moreover, a one-band signal generator, an auxiliary carrier frequency oscillator, a coherent detector, a phase shifter for 90° are introduced. The output of the amplifier microphone is connected to the low-frequency input of the sampler via a series-connected one-band signal driver, a coherent detector, and the auxiliary carrier frequency oscillator by its output is connected to the high-frequency input of the one-band signal driver directly and to the reference input of the coherent detector through the phase shifter for 90°.EFFECT: improving the quality of radio communications.1 dwg

Transmitting device for fiber-optical soliton system of transferring synchronous digital channels // 2620261
FIELD: radio engineering, communication.SUBSTANCE: framer (common frame shaper) is applied for hard synchronization of the system clock signal generator and generation of voltages for soliton pulse modulator keys, and also powerful multi-colored soliton pulses are used in combination with splitters of these pulses and an array of integrated optical delay lines is used to form group TDM-signal of each frame of the linear signal.EFFECT: reducing the energy intensity, increasing the stability of the path elements involved in the formation of the frame, increasing the noise immunity.3 dwg, 1 tbl

ethod of data transmission // 2619766
FIELD: radio engineering, communication.SUBSTANCE: data transmission method is based on the fact that an N-bit message is generated by the transmitting subscriber unit, where N is an integer greater than or equal to one, each of the N bits is converted into a predetermined signal, the received signals are transmitted to the signal propagation environment, the transmitted signals are received, and N-bit message is generated by the receiving subscriber unit. To achieve the technical result of increasing the data transmission rate, orthogonal ultrabroadband chaotic signals are used as the transmitted signals, forming a packet of information signals and a clock signal in a special way. The method may be implemented by a communication system consisting of a transmitting part, comprising a transmitting subscriber unit (1), an encoder (2), a transmitting apparatus (3), a read only memory (ROM) of the transmitting part (4), a synchronizer of the transmitting part (5), a radiating antenna (6), and a receiving part, comprising a receiving antenna (7), a receiving apparatus (8), a decoding device (9), a receiving subscriber unit (10), a ROM of receiving part (11), a synchronizer of the receiving part (12).EFFECT: high data transmission speed.1 dwg

ethod of increasing the immunity of the receiving ofdm signals in channels with memory // 2618211
FIELD: radio engineering, communication.SUBSTANCE: signal from the transmitter after passing through the multipath propagation with additive noise is input to the receiving apparatus, from an analog input signal is allocated a sequence of samples of the envelope of the received sequence deleted samples of the guard interval, the remaining counts characterizing OFDM symbol after the serial-parallel conversion subjected fast Fourier transform, the result of which is a set of modulation symbols whose values x adjusted in phase and amplitude, and then converted into a sequence of data bits, characterized in that after the removal of guard interval samples is measured channel impulse response for transmit contained in the structure of transmitted signal to pilot symbols with known information content, and further on the measured impulse response, interference signals of intersymbol interference from the sequence of envelope samples are compensated.EFFECT: increase noise immunity of the reception in the memory channels, the value of which exceeds the correcting ability of the guard interval.4 dwg

ethod for synchronizing device-to-device communication between user equipment with coverage area and user equipment beyond coverage area in wireless communication system and device for it // 2617996
FIELD: radio engineering, communication.SUBSTANCE: method for device-to-device communication between the user equipment located in the coverage area and the user equipment located beyond the coverage area is disclosed. In particular, the method includes the stages of dividing a specific time interval for device-to-device communication into a plurality of potential periods and transmitting the reference signal for synchronization in the secondary user equipment from one period out of the number of potential periods, if the generated random number is greater than or equal to the critical value corresponding to the inner region of the coverage area. The critical value corresponding to the inner region of the coverage area, is less than the critical value corresponding to the outer region of the coverage area.EFFECT: obtaining more efficient synchronization for direct device-to-device communication.10 cl, 18 dwg

ethod of transmit/ receive of sinchronization signal for direct communication between terminals in a wireless communication system // 2617834
FIELD: radio engineering, communication.SUBSTANCE: transmitting method is disclosed; by the terminal, the synchronization signal for the direct communication between terminals in a wireless communication system. In detail, the method comprises the steps of: generating a primary synchronization signal and secondary synchronization signal for direct communication between the terminals; and transmitting a primary synchronization signal and secondary synchronization signal. The primary synchronization signal is generated based on the ID of the cell of the reference synchronization signal for direct communication between terminals.EFFECT: enhanced communication reliability.8 cl, 35 dwg

ethod and apparatus for performing initial access process in wireless communication system // 2612658
FIELD: wireless communication equipment.SUBSTANCE: invention relates to wireless communication. Method and apparatus for performing initial access process in a wireless communication system are disclosed. Wireless device detects a cell of discontinuous transmission (DTX), which operates in discontinuous transmission (DTX) state, by means of receiving a detection signal from the DTX cell; sends an initial request message to the DTX cell for requesting transition of the DTX cell from DTX state to the continuous transmission (TX) state.EFFECT: technical result is the need to perform a procedure of determining the initial access in the cell, when the legacy synchronisation signals are not sent in a cluster of small cells.6 cl, 10 dwg, 5 tbl

Synchronization of time characteristics for downlink (dl) transmission in coordinated multi-point (comp) systems // 2612411
FIELD: wireless communication equipment.SUBSTANCE: invention relates to communication engineering and can be used in wireless communication systems. For this, invention discloses wireless device receiver timing adjusting technology in coordinated multi-point (CoMP) system. Method includes receiving plurality of node-specific reference signals (RS) in UE from plurality of nodes in CoMP system coordination set, wherein coordination set includes, at least, two nodes; generating plurality of node-specific RS time characteristics received by antenna ports for, at least, two nodes; estimating average time delay from plurality of received RS time characteristics, wherein average time delay includes transmitter (TX) delay, delay on distribution, receiver (RX) delay or other delay for processing; and adjusting received UE time characteristics, at least, partially, based on average time delay.EFFECT: technical result is improvement of reliability of communication.25 cl, 11 dwg

ethod of receiving synchronization information for direct communication between user equipment and corresponding device // 2612408
FIELD: communication.SUBSTANCE: invention relates to wireless communication system and more specifically to receiving information on synchronization for direct communication between terminals. Invention particularly describes a method, through which first user equipment receives information on synchronization for device-to-device (D2D) link in user equipment (UE) in wireless communication system.EFFECT: in particular, method comprises: receiving configuration information for synchronisation of serving cell; and obtaining information on reference cell for synchronising D2D link based on configuration information; and obtaining a synchronisation resource based on information on reference cell, wherein information on reference cell comprises a reference cell identifier.12 cl, 20 dwg, 2 tbl

ethod and device for mapping pucch resources // 2612397
FIELD: communication.SUBSTANCE: invention relates to wireless communication. Invention provides a method of mapping resources of a physical downlink shared channel (PUCCH), which includes the following: in a traffic-adaptive time division duplex (TDD) communication system, classification of downlink subframes inside the window of packaging into two categories, i.e. category 1 subframes and category 2 subframes; when transmitting by the HARQ-ACK feedback for a downlink subframe the PUCCH resources mapping for a category 1 subframe in accordance with the LTE/LTE-A and the PUCCH resources mapping for a category 2 subframe according to a certain order of subframes. When the uplink-downlink configurations are changed dynamically, according to the present invention performed is a dynamic adjustment of assigned PUCCH resources according to the actual configurations, thereby effectively saving physical resources in the uplink subframes.EFFECT: method of mapping resources of a physical downlink shared channel.25 cl, 5 dwg, 5 tbl

Radio receiving device and radio transmitting device // 2608776
FIELD: radio engineering.SUBSTANCE: invention relates to a transmission system with one carrier and can be used in a radio receiving device. In a radio receiving device section (104) of data selection selects part of a direct wave data from a signal processed by reception in section (102) of radio frequency reception. Section (107) of a guard interval (GI) selection selects from the signal processed by the radio reception in section (102) of radio frequency reception a GI having a duration determined by section (106) of determining GI duration. Selected GI is tuned by section (108) of data position adjustment for its end to match the end of the selected part of data. Section (109) of combining combines part of the selected data with the GI, data position of which has been adjusted. Combined signal is then sent to section (110) of alignment within the frequency domain, which aligns signal distortions in the combined signal on the frequency axis.EFFECT: efficient use of GI to increase quality of reception.2 cl, 24 dwg

ethod and device for control information transmitting in wireless communication systems // 2608773
FIELD: wireless communication equipment.SUBSTANCE: invention relates to communication engineering and can be used in wireless communication systems. For this purpose, disclosed is control information transmitting method by base station in wireless communication system. Method includes preliminary coder determining to be applied to resource and demodulation reference signal (DMRS) port, wherein resource is used to transmit control information, and corresponding to resource DMRS port is used to transmit DMRS, resource and DMRS port precoding using certain preliminary coder and transmitting control information and DMRS to user equipment.EFFECT: technical result is improvement of reliability of communication.14 cl, 20 dwg

ethod and apparatus for transmitting uplink signal // 2606509
FIELD: communication.SUBSTANCE: invention relates to communication equipment and can be used for transmitting an uplink signal in a wireless communication system. For this purpose, user equipment transmits a physical uplink shared channel (PUSCH) in a SRS subframe for a first serving cell to a base station, if SRS transmission in a SRS subframe for first serving cell overlaps with uplink transmission for a second serving cell. PUSCH is transmitted in remaining orthogonal frequency division multiplexing (OFDM) symbols in a SRS subframe, except one OFDM symbol, reserved for transmitting SRS, regardless of whether SRS is transmitted in one OFDM symbol or not.EFFECT: technical result consists is improved carrying capacity.11 cl, 12 dwg

Channel state information (csi) feedback and codebook subsampling // 2606400
FIELD: information technology.SUBSTANCE: invention relates to a codebook for wireless or mobile communication systems and more specifically to transmission of feedback information for a codebook. Disclosed is a method implemented in a base station used in wireless communication system, which involves: receiving, from user equipment, rank indication (RI), first precoding matrix indicator (PMI) (codebook index i1) and second PMI, wherein RI and first PMI are jointly encoded, wherein for RI=2 values of 8–15 are allocated for joint encoding of RI and first PMI (IRI/PMI1).EFFECT: enabling a decision on transfer, from user equipment to base station, of code feedback information.18 cl, 7 dwg, 22 tbl

Network node, wireless terminal and implemented on them methods // 2603628
FIELD: communication.SUBSTANCE: invention relates to wireless communication and can be used to suppress an interfering signal from the received signal. Method is implemented on a network node to help the first wireless terminal suppress an interfering signal from the received signal in a wireless communication network. First wireless terminal is in the first the coverage zone of the first base station. Noise signal comes from the second base station and is intended for the second wireless terminal, which is in the second coverage zone of the second base station in the wireless communication network. Network node provides the first wireless terminal with configuration information relating to the common control channel connected to the second base station. Network node also helps the first wireless terminal to suppress the interfering signal by providing information to the first wireless terminal on one or more of: scheduling the interference signal and an identifier of the second wireless terminal. Information is provided by an order relating to the said common control channel.EFFECT: technical result is increased efficiency of the wireless communication network, since the noise suppression is performed using the received configuration information and the received order.34 cl, 13 dwg

ethod for splitting plasmon polariton communication channel of the terahertz range // 2600575
FIELD: communication.SUBSTANCE: invention relates to means of communication. Method for splitting plasmon polariton communication channel of the terahertz range includes creating the main and the secondary channels on individual plane-faced substrates with rectangular ribs, arranging non-uniformity in the form of the rib of its substrate in the main channel, converting plasmon polariton using this rib into a body wave, wherein the wave conducting faces of all channels are located in one plane, mating faces of the main channel and one secondary channel guiding plasmon polariton in the initial direction, are selected mirror skewed relative to each other. Wave conducting face of the other secondary channel adjoins the wave conducting face of the main channel on the side of its longer rib that is adjacent to the rib crossing the track of the initial plasmon polariton, tapered face of the secondary channel is separated from the tapered face of the main channel using a plane parallel beam-splitting plate oriented perpendicular to the plane containing the wave guiding face, wherein plasmon polariton is generated using the body wave in the channel separated with a plated from the main channel, and plasmon polariton is reflected with a plate in the channel adjoining the main channel.EFFECT: use of the method allows to reduce the power loss accompanying the transmission of signal from the main into secondary plasmon communication channels, as well as to eliminate the need for adjustment of channels when splitting or coupling the channels.1 cl, 2 dwg

Transmitter, transmission method, receiver, reception method, program and integrated circuit // 2599050
FIELD: communication.SUBSTANCE: invention relates to communication engineering and can be used in broadband communication systems. For this purpose, energy distribution unit performs distribution of energy relative to signalling data L1-pre and signalling data L1-post by order, and encoder with error correction L1 performs error correction coding based on BCH and LDPC coding relative to L1-pre signalling data with distributed energy, which allows for randomisation of large offset display data, L1-pre signalling data and L1-post signalling data, thus solving the problem of concentration of power in specific sample within P2 symbols.EFFECT: technical result consists in improvement of reliability of communication.4 cl, 41 dwg

Transmitter, transmission method, receiver, reception method, program and integrated circuit // 2599047
FIELD: communication.SUBSTANCE: invention relates to communication engineering and can be used in broadband communication systems. For this purpose, transmitter includes signalling data encoder L1. In signalling data encoder L1 signalling data generator L1 converts transmission parameters into L1-pre signalling data and L1-post signalling data and outputs L1-pre signalling data and L1-post signalling data, energy distribution unit 121 performs distribution of energy on signalling data L1-pre and signalling data L1-post by order, and encoder with error correction L1 performs error correction coding based on BCH and LDPC coding relative to L1-pre signalling data with distributed energy. This allows for randomisation of a large bias in mapping data of the L1-pre signalling data and the L1-post signalling data, thus solving the problem of concentration of power in a specific sample within P2 symbols.EFFECT: technical result consists in improvement of reliability of communication.4 cl, 41 dwg

ethods and apparatus for reducing conflicts in radio communication networks // 2598035
FIELD: communication.SUBSTANCE: invention relates to communication engineering and can be used in wireless communication systems. For this purpose, logic module is designed to reduce conflicts between transmissions of radio transmitters and radio receivers operating in different bands. Logic modules of receivers are capable of receiving and detecting signals transmitted in bands of smaller width. In some versions, said receiver comprises a logic module function to access a free channel, realising a detector of a protective interval (or cyclic prefix) for receiving transmissions in bands of smaller width. For example, a receiver with a 2 MHz band can realise a detector of a protective interval for receiving signals in1 MHz band, and receiver with a 16 MHz band can realise logic module to receive one or more signals with 1 MHz band and any other combination of signals with, for example, 1, 2, 4, 8 MHz bands. In many versions of detector of a protective interval can be used to detect protective intervals in channel, designated as a primary channel, as well as in one or more non-primary channels.EFFECT: technical result is improved accuracy of receiving signals.19 cl, 8 dwg

ethod and apparatus for transmitting and receiving signal in distributed antenna system // 2597219
FIELD: communication.SUBSTANCE: invention relates to a wireless mobile communication system. More particularly, the invention relates to a method for determining an initial state in a DAS which includes receiving a value through high-level signalling and determining an initial state based on the value, in which the value includes a value in which is set an initial state of a scrambling sequence, which differs according to a transmission point.EFFECT: technical result consists in proper distribution of initial state, required for generation of a scrambling sequence for a PDSCH DMRS to achieve effective interference randomization in a Distributed Antenna System (DAS), where there are multiple transmission points having the same cell ID.14 cl, 8 dwg

Receiving device, receiving method and program // 2597002
FIELD: communication.SUBSTANCE: invention relates to communication engineering and can be used in broadband communication systems. Receiving device includes a gain control module for signal power control signal, which includes a first pilot signal transmitted as signals having high correlation with respect to polar direction through different transmission channels, and a second pilot signal transmitted as signals having low correlation with respect to polar direction through different channels; control module for controlling capacity for monitoring gain in gain control module according to data transmission method.EFFECT: technical result consists in improvement of reliability of receiving by improving characteristics of reception.12 cl, 14 dwg

Receiving device, receiving method and program // 2597001
FIELD: radio engineering and communications.SUBSTANCE: invention relates to communication engineering and can be used in a receiving device which receives data transmitted by OFDM, for example, DVB-T2. Receiving device includes: a detecting unit that detects a first preamble signal from a frame signal having a frame structure that contains first preamble signal indicating a frame partition, a second preamble signal containing control information to be used in processing a data signal, and data signal, second preamble signal being transmitted after first preamble signal; an accumulating unit that accumulates second preamble signal when first preamble signal is detected; and a processing unit that processes data signal based on control information contained in second preamble signal accumulated in accumulating unit, data signal being contained in same frame as second preamble signal accumulated in accumulating unit.EFFECT: high reliability of receiving.8 cl, 17 dwg

ethod and apparatus for transmitting and receiving control information in wireless communication system // 2596839
FIELD: radio engineering and communications.SUBSTANCE: invention relates to wireless communication. Method and an apparatus are provided for transmitting and receiving control information in wireless communication system. eNB generates control information, and transmits control information using at least one enhanced control channel element (eCCE) and at least one antenna port. At least one antenna port is determined according to at least one of a starting index of at least one eCCE and an aggregation level of at least one eCCE.EFFECT: obtaining mapping between eCCH and reference signals before demodulation.28 cl, 12 dwg

Control channel transmission method and apparatus for transmitting a dedicated reference signal in wireless communication system // 2596801
FIELD: radio engineering and communications.SUBSTANCE: method and apparatus for receiving a first control channel and the second control channel in a wireless communication control information to receive the second control channel from a base station is received by a higher level alarm. Service life of the second control channel is determined from the entire service life of control channels based on control information. Service life of the first control channel is determined from the entire service life of control channels in compliance with second control channel resource.EFFECT: high accuracy of receiving information.16 cl, 11 dwg, 4 tbl

ethod and device for receiving downlink signal in wireless communication system // 2593394
FIELD: radio engineering and communications. SUBSTANCE: invention relates in particular to a method of receiving a downlink signal through an enhanced physical downlink control channel (EPDCCH) by means of terminal in wireless communication system and includes: receiving a demodulation reference signal from a set of physical resource blocks EPDCCH (EPDCCH PRB); and an attempt to EPDCCH demodulated by a set of EPDCCH PRB on demodulation reference signal, wherein, when set of transmission mode for terminal is a preset transmission mode, terminal allows for fact that a specific cell-specific reference signal serving cell is QCL (quasi-together placed) with demodulation reference signal. EFFECT: invention is intended for more correct execution of channel estimation using demodulation reference signal associated with the EPDCCH to receive control information through EPDCCH. 16 cl, 4 tbl, 11 dwg

Network monitoring and subscriber identification in real time using request triggered device // 2585971
FIELD: information technology.SUBSTANCE: invention relates to monitoring traffic in service provider network. System receives notification on the beginning of network data stream transmission, in response to request from user equipment to receive content from source server. Then system determines whether monitoring data stream coming from the source server on the user device is reasonable. If so, then system collects statistics on a data stream and saves this statistics in records on flows in the database. Besides, the system associates a stream record with a particular subscriber of the service provider network, by analysing statistics on data flow, and estimates the capacity with respect to that data stream provided by service provider network on the basis of statistics analysis results of said data stream.EFFECT: effective monitoring of network for the collection of data on network streams as they flow in the network.21 cl, 8 dwg

ethod of simulating communication line with distributed parameters // 2583740
FIELD: radio engineering and communications.SUBSTANCE: invention relates to method of communication lines simulating, particularly to method of parameters and characteristics simulation in communication lines with distributed parameters, including optical communication lines (OCL). Method can be used for calculation of OCL parameters for specified requirements. Communication line is divided into equal sections with lengths of l0, replaced each of l0 with four-terminal element in form of phase circuit of first order (PC1O), equivalent circuit of simulated communication line is formed from cascade-connected PC1O, initial parameters of simulated communication line are measured, characteristics of communication line with changed parameters are calculated and design parameters of communication line, corresponding to specified requirements are selected by results of calculations. When simulating OCL additionally phenomenon of total internal reflection of optical beam PC1O is simulated in mode of bipole with offload, included into one of successive branches of equivalent circuit of simulated OCL.EFFECT: technical result consists in expansion of its scope of application, including for OCL simulating, by taking into account effect of total internal reflection at boundary of optically transparent media.3 cl, 8 dwg
ethod to assign sequence and device for sequence assignment // 2582859
FIELD: radio engineering and communications.SUBSTANCE: invention is intended for purposes of Zadoff-Chu sequence or GCL sequence. Method to assign a sequence and device to assign a sequence used in system, where multiple different Zadoff-Chu sequences or GCL sequences are assigned to one cell. According to said method and apparatus, at ST201, a counter (a) and number (p) of current sequence assignments are initialised and at ST202, it is determined whether number (p) of current sequence assignments matches number (K) of single cell assignments. At ST203 it is determined whether number (K) of single cell is odd or even. If K is even, at ST204-ST206, numbers of sequences (r=a and r=N-a), which are currently not assigned, are combined and then are assigned. If K is odd, at ST207-ST212 for sequences, for which cannot be selected a pair, is assigned one of numbers of sequences (r=a and r=N-a), which is currently not assigned.EFFECT: reduced volume of calculations and degree of correlation circuit integration at receiving side.6 cl, 16 dwg

ethod and apparatus for configuring wavelength for passive optical network with multiple wavelengths and passive optical network system with multiple wavelengths // 2581625
FIELD: communication.SUBSTANCE: invention relates to communication engineering and can be used for configuration of wave length in passive optical network with multiple wavelengths. Method includes scanning, using ONU descending wavelength reception and reception of information on descending wave length of each channel, which is transmitted broadcast method with help of OLT separately through each channel of descending wavelength; creating, by means of ONU mapping table descending wavelength reception in accordance with information on descending wavelength, wherein display table entry descending wavelength reception includes information on descending wavelength reception, information on current excitation optical receiver of descending direction, and optical physical parameter receiving ONU; selecting, by means of ONU, one wavelength from information on descending wavelength, and installation, in accordance with information on current excitation optical receiver of descending direction, recorded in table display descending wavelength reception and working wavelength of optical receiver of the descending direction into selected descending wavelength.EFFECT: technical result consists in increase of volume of information on wavelengths, intended for communication.20 cl, 6 dwg

Base station, terminal, transmission method and reception method // 2580792
FIELD: radio engineering and communication.SUBSTANCE: invention relates to base station, terminal, transmission method and reception method. Base station displays downstream allocation control information unit, which is addressed to a terminal, to a first resource region which can be used for any of a downstream control channel region and a downstream data channel region, or to second resource region, which can be used only for downstream control channel, so as to transmit downstream allocation control information unit. In base station, a control unit establishes a scale of PDCCH region, and a transmission region establishing unit establishes, based on a scale value established by control unit, a mapping region to which DCI is mapped within R-PDCCH region and PDCCH region.EFFECT: reducing erroneous detection of control information for preventing thereby bandwidth reduction.24 cl, 14 dwg

Pucch resource allocation with enhanced pdcch // 2578673
FIELD: radio engineering, communication.SUBSTANCE: invention relates to resource allocation networks in third generation partnership project (3GPP) networks. The invention discloses a method for receiving in user equipment (UE) of a 3GPP network an offset value selected from a plurality of offset values in downlink control information. The UE also receives one or more enhanced control channel elements (eCCE) of an enhanced physical downlink control channel (ePDCCH). The UE may then determine an allocation of an uplink resource for a transmission on a physical uplink control channel (PUCCH) based at least in part on the index of a first eCCE and the offset value.EFFECT: improved communication.25 cl, 6 dwg

ethod and device for generating scrambling code // 2577588
FIELD: physics.SUBSTANCE: method includes: converting an input phase shift into a binary number, generating a rotation factor address on a significant bit position with the maximum weight in the binary number and selecting the corresponding rotation factor from a table of rotation factors based on the access address; mapping the sequence of the initial k-bit scrambling source code into a 2K-bit scrambling code sequence, calculating the sequence of the mapped scrambling code with the rotation factor to obtain a sequence of a rotated scrambling code; updating the current significant bit with the maximum weight to zero if the updated phase shift is zero, outputting the sequence of the rotated scrambling code if the updated phase shift is not zero, taking the updated phase shift as the current input phase shift, taking the sequence of the rotated scrambling code as the initial sequence of the scrambling code with the subsequent repetition of the said procedures.EFFECT: improved performance and flexibility of the system.10 cl, 5 dwg

Signal processing device, signal processing method and programme // 2577316
FIELD: radio engineering, communication.SUBSTANCE: present invention relates to a signal processing device, a signal processing method and a programme carrier configured for corresponding demodulation of the required signal from a multiplexed signal obtained by multiplexing a plurality of signals. A preamble signal is detected from a multiplexed signal obtained by multiplexing a plurality of signals. When information for distinguishing each of the signals, which is contained in the preamble signal, indicates a first signal, demodulation by a demodulator continues and the first signal is demodulated. When information for distinguishing each of the signals, which is contained in the preamble signal, indicates a second signal, demodulation is not performed by stopping demodulation by the demodulator. The present technique can be applied to a signal processing device, which processes signals for digital broadcasting.EFFECT: reduced circuit size and power consumption.5 cl, 12 dwg

ultiplexing of control information and data in uplink multiple input multiple output system based on single-carrier frequency division multiple access // 2575876
FIELD: radio engineering, communication.SUBSTANCE: invention relates to a wireless network which operates according to long-term evolution advanced standard, a mobile station determines a number of resource elements to be used for hybrid automatic-repeat-request acknowledgement information (HARQ-ACK) or rank indication (RI) on a multiple-input multiple-output (MIMO) physical uplink shared channel (PUSCH). In an embodiment, the mobile station determines a number O of bits in a payload for HARQ-ACK or RI. When the payload O is within a first range, the mobile station determines a minimum number Qmin of resource elements to be used according to a first equation. When the payload O is within a second range, the mobile station determines the minimum number Qmin of resource elements to be used according to a second equation. The mobile station then determines the number Q' of resource elements according to Qmin and a third equation.EFFECT: improved network operation.32 cl, 9 tbl, 8 dwg

Fibre-optic solitonic system for synchronous digital channel transmission // 2574338
FIELD: radio engineering, communication.SUBSTANCE: invention employs polychromatic solitonic pulses generated by radiators of transmitting equipment with a frequency equal to the clock frequency of input digital streams of the system, which are then modulated by channel signals and, using fixed optical delay lines and adding a synchronisation channel soliton, a clock frame of a linear system signal is generated. The said signal is fed into a linear channel after necessary amplification. At the receiving end of the line after optical pre-amplification, polychromatic solitons of the group signal are distributed by a spectral demultiplexer between same-type temporal demultiplexers of a multistage structure, the operation of which is controlled by a receiving synchronisation unit which is timed by the received system synchronisation channel soliton.EFFECT: high noise-immunity of the system and high stability of the operation of the system and volume of transmitted information.7 dwg

Systems and methods for pucch feedback in 3gpp wireless networks // 2573407
FIELD: radio engineering, communication.SUBSTANCE: invention relates to wireless communication. A mobile station transmits feedback values via a PUCCH to a base station of a wireless network. The mobile station is operable to transmit to the base station a subband second precoder matrix index (PMI) associated with a particular subband and a subband channel quality indicator (CQI) value associated with the particular subband together in a subframe of the PUCCH.EFFECT: providing, for use in a wireless network, a mobile station which transmits feedback values via a physical uplink control channel (PUCCH).16 cl, 11 dwg

Search space determination // 2573393
FIELD: radio engineering, communication.SUBSTANCE: invention enables, by limiting to three OFDM symbols while simultaneously supporting a MU-MIMO operation, to limit frequency and scheduling gains which may be available owing to the MU-MIMO operation. Embodiments of the present disclosure describe devices, systems, methods and articles for industrial manufacture for identifying search space candidates that may be used in the transmission of downlink control information.EFFECT: high accuracy.25 cl, 10 dwg

ethod of transmitting data unit in wireless local area network system and device for supporting same // 2572613
FIELD: radio engineering, communication.SUBSTANCE: method comprises steps of transmitting a signal field, transmitting a first data symbol for the first data field and transmitting a second data symbol for a second data field. The signal field, first data symbol and second data symbol are transmitted over a channel with a bandwidth of 1 MHz, having a range of 1 GHz or less. Two pilot signals are embedded in each of the first data symbol and the second data symbol.EFFECT: high reliability of transmitting information.11 cl, 12 dwg, 6 tbl

ethod for wireless transmission and reception of information and device implementing said method // 2570651
FIELD: radio engineering, communication.SUBSTANCE: present invention relates to transmission and reception of information using electromagnetic waves and can be used in designing ground and satellite radio links in both the conventional radio-frequency spectrum and the audio-frequency range. The method and device employ electromagnetic waves, magnetic antennae and modulation with information signals of a magnetic field at intermediate frequency, and emission of a radio signal at nominal frequency.EFFECT: high transmission channel security.2 cl, 1 dwg

ulti-channel data transmission station for transmitting multi-channel protocol data units (ppdu) and methods of reducing collisions on secondary channels in multi-channel wireless data transmission networks // 2569313
FIELD: radio engineering, communication.SUBSTANCE: disclosed is a data transmission station, comprising: a transceiver for transmitting data on a primary 20 MHz channel and up to three or more secondary channels including a secondary 20 MHz channel, a secondary 40 MHz channel and a secondary 80 M Hz channel for operating channel widths of 20 MHz, 40 MHz, 80 MHz and 160 MHz and to perform channel assessment in accordance with an energy detection (ED) technique; and a processing circuit, wherein as part of the ED technique, the processing circuit configures the transceiver to: issue a primary channel busy condition when the beginning of a 20 MHz data unit is detected in the primary 20 MHz channel at or above a first predetermined energy level; and issue a secondary channel busy condition when a primary channel busy condition has not been issued and when: any signal is detected within the secondary 20 MHz channel at or above a second predetermined energy level; or a 20 MHz data unit is detected in the secondary 20 MHz channel or a 20 MHz sub-channel of either the secondary 40 MHz channel or the secondary 80 MHz channel at or above a third predetermined energy level.EFFECT: enabling detection of transmission of other wireless networks on secondary channels in order to reduce the probability of collision.15 cl, 6 dwg

Ofdm transmitter, ofdm transmission method, ofdm receiver and ofdm reception method // 2567851
FIELD: radio engineering, communication.SUBSTANCE: OFDM transmitter and OFDM receiver respectively transmit and receive N (N≥2, N is an integer) control symbols. For each control symbol, a guard interval time-domain signal is, for example, identical to a signal obtained by frequency-shifting at least a portion of a useful symbol time-domain signal by a value different from any other symbol, or to a signal obtained by frequency-shifting one or both of a portion and a span of a useful symbol interval time-domain signal different from any other symbol by a predetermined value.EFFECT: generating multiple control symbols such that demodulation thereof is accurately possible in a delayed environment.5 cl, 82 dwg

Downlink resource scheduling // 2566670
FIELD: radio engineering, communication.SUBSTANCE: embodiments of the present disclosure describe devices, methods, a computer-readable medium and system configurations for downlink resource scheduling in wireless networks. In some embodiments, the scheduling may include multi-subframe cross-carrier scheduling using downlink control information.EFFECT: easy resource scheduling between combined carriers.24 cl, 1 tbl, 8 dwg

Timing synchronisation for downlink (dl) transmission in coordinated multipoint (comp) systems // 2565245
FIELD: radio engineering, communication.SUBSTANCE: invention relates to wireless mobile communication. The invention discloses technology for adjusting receiver timing of a wireless device in a coordinated multipoint (CoMP) system. One method can include the wireless device which includes a plurality of node-specific reference signals (RS) from a plurality of interacting nodes in a coordination set of the CoMP system. The coordination set includes at least two interacting nodes. The wireless device can estimate a composite received RS timing from a plurality of received RS timings generated from the plurality of node specific RS. The received RS timings represent timings from the at least two interacting nodes. The wireless device can adjust the receiver timing based on the composite received RS timing. A node-specific RS can include a channel-state information reference signal (CSI-RS).EFFECT: invention is intended for inter-cell interference coordination (ICIC) and ICIC enhancement, use in resource coordination to reduce interference between nodes, such as macronodes and power nodes in a heterogeneous network.30 cl, 11 dwg

Terminal device, base station device, retransmission method and resource allocation method // 2564449
FIELD: radio engineering, communication.SUBSTANCE: invention relates to communication engineering and can be used in wireless communication systems. A terminal device allows constraints on user allocation to be prevented and spread codes to be allocated in a scheduler when non-adaptive HARQ is employed using a PHICH. A codeword generator (103) generates code words (CW) by encoding data, a layer mapping section (108) places each CW in one or a plurality of layers, a DMRS generator (110) generates a reference signal for each layer in which a CW is placed by using any resource from a plurality of resources defined by a mutually orthogonal plurality of OCC, and an ACK/NACK demodulator (102) receives a response signal indicating a retransmission request. When a response signal requesting retransmission of only a CW placed in a plurality of layers is received, the DMRS generator (110) uses each resource having the same OCC from the plurality of resources for the reference signals generated in the corresponding layers.EFFECT: high transmission throughput.20 cl, 10 dwg

Networks and methods for reliable transfer of information between industrial systems // 2563033
FIELD: radio engineering, communication.SUBSTANCE: invention relates to communication engineering and can be used in a wireless communication networks. The communication network (100; 200) includes plurality of industrial systems (110, 160; 210, 220, 250, 280). Each system includes an I/O board (120, 170; 212, 225, 255, 285) including I/O modules (130, 180; 235, 265, 295), at least one of an optical emitter (125; 215, 240, 270, 298) and an optical receiver (175; 230, 260, 290), and a processing module (140, 190; 245). The processing module (140, 190; 245) and the I/O board (120, 170; 212, 225, 255, 285) generate an optical signal corresponding to information and cyclic redundancy check (CRC) information. The network (100; 200) includes a first optical bus (150) and a second optical bus (155) connected to the I/O boards (120, 170; 212, 225, 255, 285) for transmitting the optical signal and complement of the optical signal between the systems.EFFECT: high communication reliability.13 cl, 3 dwg

ethod and system for indicating transmission mode for uplink control information // 2562455
FIELD: radio engineering, communication.SUBSTANCE: invention relates to wireless communication and is intended for transmitting uplink control information while indicating the transmission mode for control information. The invention particularly discloses a base station which includes transmission path circuits for selecting one of a first UCI multiplexing method, which allows a subscriber station to simultaneously transmit PUSCH and PUCCH, and a second UCI multiplexing method which does not allow a subscriber station to simultaneously transmit PUSCH and PUCCH. The transmission path circuits also transmit an upper layer signal which indicates one selected UCI multiplexing method and transmits one or more uplink grants. Each of the uplink grants schedules a PUSCH in an UL CC for a subframe n, and each of the uplink grants carries a CQI request. The base station also includes reception path circuits for receiving an aperiodic CSI report on the PUSCH on the uplink component carrier i when only one of the uplink grants scheduling a PUSCH on an uplink component carrier i carries a CQI request having a value from a set of values.EFFECT: improved communication quality.14 cl, 16 dwg, 3 tbl
 
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