Orthogonal multiplex systems and and (H04J11)

Network unit, wireless device, methods used in them for sending and detecting accurate synchronization signal and related information // 2641664
FIELD: information technology.SUBSTANCE: method, performed by the network node (210), for sending to the wireless device (250) a first synchronization signal and an associated information message for synchronizing the wireless device (250) with the network node (210), is proposed. The network node (210) and the wireless device (250) operate in a wireless communication network (200). The network node (210) sends the first synchronization signal in N OFDM symbols within the subframe at least once in a certain time-frequency position in each of the N OFDM symbols, where N is greater than or equal to 2. For each sending of the first synchronization signal, the network node (210) sends the associated information message at a predetermined time-frequency position in the OFDM symbol. The predetermined time-frequency position is set relative to the time-frequency position of the first synchronization signal. The associated information message is associated with the first synchronization signal.EFFECT: increasing the bandwidth of channels.16 cl, 14 dwg

Technologies for selecting sub-frame type or moving signals for wireless communication on unlicensed spectrum // 2641311
FIELD: radio engineering, communication.SUBSTANCE: method includes comparing the previous transfer operations in an unlicensed spectrum with a threshold value of operations, transferring the first sub-frame type in an unlicensed spectrum during the next active transmission, when the number of previous operations of the transfer exceeds the threshold, and transferring the second sub-frame type in an unlicensed spectrum during the next active transmission, when the number of previous transfer operations is less than a threshold value of operations, wherein the second sub-frame type contains more robust sub-frame type against the first sub-frame type.EFFECT: ensuring the possibility of using an unlicensed spectrum for communication under the long-term development project standard.25 cl, 56 dwg

ethod of transmisting control information of upperlink, wireless terminal and base station // 2639311
FIELD: radio engineering, communication.SUBSTANCE: wireless terminal is configured to receive from the first base station (BS) the first and second information, associated respectively with the first and second beta shift index for the rank indicator, any from the first and second information is used for each subframe, contained in a radio frame, through which the upperlink signal is transmitted to the BS.EFFECT: providing control of the redundancy of the coded bits of the upperlink control information based on each subframe.10 cl, 14 dwg

ethod of receiving control information for receiving reference detection signal and device for this // 2638567
FIELD: radio engineering, communication.SUBSTANCE: User Equipment (UE) is configured to receive a measurement configuration for the detection signal, wherein the detection signal includes CRS, PSS, and SSS. The detection may additionally include a channel status information reference signal (CSI-RS) depending on the configuration of the CSI-RS. The measurement configuration can include at least one set of configuration elements. The UE performs the measurement for the detection signals based on the received configuration. In addition, the UE receives the configuration of the channel status information reference signals (CSI-RS) including at least one set of CSI-RS configuration elements used for zero power CSI-RS, wherein the CSI-RS configuration includes, at least, one set of CSI-RS configuration elements. Each set of CSI-RS configuration elements includes CSI-RS interval information and CSI-RS offset information.EFFECT: increase in the accuracy of information reception.14 cl, 19 dwg, 11 tbl

ethod and device for transfer of data from wireless local network to plurality of stations // 2638166
FIELD: information technology.SUBSTANCE: method comprises: a step in which the access point AP generates PPDU protocol data in MIMO-OFDMA format; and a step in which AP transmits PPDU in MIMO-OFDMA format to a plurality of STAs, wherein PPDU in MIMO-OFDMA format comprises a plurality of PPDUs in sub-channel format that are time-synchronized, and a plurality of PPDUs in sub-channel format are transmitted respectively to the plurality of STAs through the plurality of the respective sub-channel frequency bands, and the number of learning fields for MIMO transmission that are included in the corresponding plurality of PPDUs in sub-channel format may be identical.EFFECT: increasing the bandwidth of channels.10 cl, 12 dwg, 7 tbl

Network with assistance to suppression of interference // 2638020
FIELD: radio engineering, communication.SUBSTANCE: method performed by the network node (115A) for suppressing interference of the wireless device (110C) includes association of the information about the sequence of the demodulation reference signal (DMRS) with at least one transmission parameter that applies to the DMRS information about the sequence. The indication of DRMS association of information about the sequence with the at least one transmission parameter is transmitted to the wireless device (110C) for use when performing the suppression of the interference of the unwanted signal from the first transmission point (115A or 115B).EFFECT: maintaining a high-quality signal between the wireless device and the network node by assisting the network node in suppressing the interference of the wireless device.56 cl, 5 dwg

Advanced node b, ue subscriber terminal, and method of selecting signals for cell detection in lte networks // 2635561
FIELD: radio engineering, communication.SUBSTANCE: proposed embodiments of the invention allow the selection of a detection signal (DS) used to identify the eNB node for the UE receiving the DS signal. This DS signal allows the UE to verify presence and/or identify the cell ID of the eNB node. The DS signal contains several other signals, such as a primary clock signal (PSS), a secondary clock signal (SSS), a cell specific reference signal (CRS), and/or a channel status information reference (CSI-RS). The detection signal (DS) event comprises several subframes in which the selected signals having a DS signal are transmitted. The selection of the signals selected for the DS signal, their characteristics and properties allow the UE to decode the cell identifier. The event of the detection signal (DS) occurs at a specified periodicity.EFFECT: enhanced communication reliability.20 cl, 12 dwg, 1 tbl

ethod of suppression of interference in wireless communication system and relevant device // 2635545
FIELD: radio engineering, communication.SUBSTANCE: interference cancellation method for a UE having interference cancellation capabilities in a wireless communication system is that it receives neighbour information to suppress interference and suppresses an interference signal transmitted from a neighbouring cell using the received neighbour cell information. Neighbour cell information is received when the neighbouring cell has the same length of the cyclic prefix (CP) as the serving cell of the UE, is synchronized by subframe with the serving cell, and the neighbouring cell has the same transmission band as the serving cell and information about the neighbouring cell The cell includes a number of antenna ports for the cell-specific reference signal (CRS) used by the neighbouring cell and a sub-frame of the multicast/multicast (MBSFN) subframe used by the neighbouring cell.EFFECT: improving the efficiency of interference cancellation.11 cl, 8 dwg, 9 tbl

Wireless communication device and method for subcarrier extraction // 2633522
FIELD: radio engineering, communication.SUBSTANCE: base station transmits control information to the mobile station indicating whether to transmit a single channel quality indicator (CQI) for each subcarrier block in the communication frequency band or one CQI for multiple subcarrier blocks and receives CQI from the mobile station in accordance with the control information.EFFECT: increased transmission efficiency.19 cl, 22 dwg

ethod for transmitting information by multi-frequency signals by adaptive scaling and limiting method // 2631146
FIELD: radio engineering, communication.SUBSTANCE: method for transmitting information by multi-frequency signals is characterized by successive steps: converting the sequence of information symbols into a combination of modulating symbols, generating a multi-frequency signal as a sum of orthogonal partial signals of different frequencies, each modulated in phase by an appropriate modulating symbol, scaling the sum signal by multiplying it by a scaling factor, limiting the scaled signal and gaining power. The scaling factor is set such that the coefficients of the Fourier series of the limited signal satisfy the specified quality criteria of the communication system.EFFECT: increasing the efficiency of the power amplifier, reducing out-of-band radiation.4 cl, 12 dwg, 2 tbl

Pucch resources allocation with the enhanced pdcch // 2630428
FIELD: information technology.SUBSTANCE: invention relates to the mechanism of the resources allocation field in the third generation partnership project (3GPP) networks and dealing with the collision elimination of the resources allocation. The invention opens in particular bias value transfer by the network's base station (eNodeB) to the user equipment (UE) of the 3GPP network. This bias value is selected from the values set of the downlink transmission channel controlling information bias. eNodeB transmits the bias value indication, selected from the bias values set, over the enhanced physical downlink control channel (ePDCCH). The bias values set comprises such bias values as -2, -1, 0 and 2. eNodeB also transmits over the ePDCCH one or more enhanced channel control element (eCCE) in the ePDCCH; and identifies the signal in the upstream transmission channel resource of the physical uplink control channel (PUCCH). This signal is marked at least partially on the ground of the first eCCE index from one or more eCCE and selected bias value.EFFECT: transmission enhancement.23 cl, 6 dwg

Sequence assigning method and sequence assigning device // 2630372
FIELD: radio engineering, communication.SUBSTANCE: in a system, where a number of different Zadov-Chu sequences or GCL sequences are assigned to one cell, the number of arithmetic operations and the integration degree of the correlation scheme at the receiving end can be reduced. According to this method and the device at ST201, the counter (a) and the number (p) of the current sequence assignments are initialized, and at ST202 it is determined, whether the number (p) of the current sequence assignments coincides with the number (K) of assignments to one cell. At ST203, it is determined, whether the number (K) of assignments to one cell is odd or even. If K is even at ST204-ST206, the sequence numbers (r=a and r=N-a) that are not currently assigned are combined and then assigned. If K is odd at ST207-ST212, for sequences that cannot be matched, one of the sequence numbers (r=a and r=N-a) is assigned, which are not currently assigned.EFFECT: reduction in the amount of computation and the degree of integration of the correlation scheme in the frequency domain on the receiving side without degrading the characteristics of the sequence detection.9 cl, 17 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

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

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

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
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

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

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

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

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

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

Enhanced physical downlink control channel mapping // 2562056
FIELD: radio engineering, communication.SUBSTANCE: invention discloses a method of mapping an enhanced physical downlink control channel (ePDCCH), which includes: mapping modulated symbols in the ePDCCH to at least one control channel element. The at least one control channel element can be mapped to resource elements located in a plurality of distributed physical resource blocks in a subframe, wherein each resource block is separated by at least one additional resource block in the subframe. The mapping can also be to resource elements distributed in a single resource block in the subframe, wherein the control channel element is mapped to be distributed in frequency and time relative to other mapped resource elements in one resource block.EFFECT: improved transmission channel.21 cl, 7 dwg, 2 tbl

ethod and apparatus for mapping resources in ofdm system // 2560104
FIELD: physics, communications.SUBSTANCE: invention relates to a mobile communication system for allocating resources between an uplink ACK/NACK channel and downlink control channel supporting spatial multiplexing in an orthogonal frequency division multiplexing (OFDM) based wireless communication system which configures the uplink ACK/NAK channel implicitly using reference signals for discriminating among resource allocation spaces and a physical channel resource.EFFECT: method is capable of multiplexing an uplink ACK/NACK channel associated with a control channel extended by spatial multiplexing into an uplink ACK/NACK channel resource which does not support spatial multiplexing.14 cl, 12 dwg

Device and method for e-mbs service support in system with several carriers // 2554123
FIELD: radio engineering, communication.SUBSTANCE: invention relates to communication systems. the mode of operation of the terminal for reception of service of expanded multiple-address and broadcasting transmission (E-MBS service) in the system with several carriers, containing the following stages, is described: establishment of connection with a base station for E-MBS service; transmission to the base station of the first message including the information on the report mode when the terminal accepts E-MBS service from the base station; meanwhile the information on the report mode specifies that the terminal requests a base station to fix starting time of operation of switching of carriers, reception from the base station of the second message including the information on starting time of operation of switching of carriers, requested by the terminal, and start of operation of switching of carriers on the basis of received information on starting time of the carrier switching operation.EFFECT: decrease of energy consumption.12 cl, 7 dwg, 3 tbl

Resource allocation for pucch format 1b with channel selection in lte-a tdd system // 2551669
FIELD: radio engineering, communication.SUBSTANCE: invention relates to wireless communication systems which provide telecommunication services for fixed and mobile subscribers, and discloses embodiments of methods and a device for allocating resources for physical uplink control channels.EFFECT: designing a device for allocating resources for physical uplink control channels.20 cl, 11 dwg, 1 tbl
 
2551124.
Up!