System of radiocommunication with air objects

FIELD: radio engineering, communication.

SUBSTANCE: invention can be used for noise-protected information exchange between air objects (AO) and terrestrial complexes (TC) in "air-ground" channels. The method is performed by replacing a directional microwave antenna controlled by an electromechanical device, n-segments of a phased array antenna with fast electronic scanning in azimuth and elevation angle.

EFFECT: increase of jamming resistance of data transmission, management and control the expansion of managed objects in the air, increasing the number of aircraft managed objects and the amount of information received on the ground and processed on its WKS.

1 dwg

 



 

Same patents:

FIELD: radio engineering, communication.

SUBSTANCE: mobile object includes two concurrently operating second on-board computers, connected to each other by two-way links and connected by two-way links to first on-board computers, interface modules with on-board equipment, routing modules, channel layer modules, physical layer modules and broadband radio-frequency modules of each of the two radio channels.

EFFECT: improved hardware reliability of on-board equipment and communication reliability.

3 dwg

FIELD: physics, communications.

SUBSTANCE: invention relates to mobile communication. Incentives are offered to connect to a base station using an alternative spectrum, which does not support transmissions at the same rate as could be supported using the spectrum allocated to the base station for cellular transmissions. Users are selected to receive an offer to receive incentives based on distance to the base station.

EFFECT: preventing base station overloading in a cellular communication system by using an alternative spectrum outside the spectrum allocated for cellular communication.

10 cl, 7 dwg

FIELD: radio engineering, communication.

SUBSTANCE: invention relates to radio communication. The technical result is facilitating the transmission of information over radio channels with a high degree of delivery in conditions where the radio equipment is exposed to various interferences. Said technical result is achieved due to that the mobile equipment for SW-VHF radio communication consists of four transceiving antennae, an antenna switch, a narrow band-pass filter unit, a multichannel radio receiving device, an automatic communication setup unit, a hardware server which includes an Ethernet switch and a personal computer, two operator automated workstations, each including a notebook computer, a liquid crystal monitor, a standard keyboard and a handset, a GPS/GLONASS navigation receiver, a universal time signal generating unit, an interface converter, a primary multiplexer, a multichannel radio transmitting device, a selective filter unit, a broadband modem, a digital radio relay station with an antenna, a mobile VHF radio station with an antenna, a portable SW radio station with an antenna, a unit for channel and line switching and linear input, which is connected to a connecting line for channel reception/output, a high-speed digital subscriber line and a fibre-optic communication line, a switching and calling unit, two communication panels and a VHF service communication radio station with an antenna.

EFFECT: disclosed set of features, the multichannel design of the radio receiving and radio transmitting devices, which enable to set up at least four independent radio communication directions, in each of which up to four independent channels are formed, also enable to broaden the functional capabilities of the equipment and increase the throughput of the communication directions set up.

3 cl, 3 dwg

FIELD: radio engineering, communication.

SUBSTANCE: invention relates to a wireless communication system. The invention discloses a control information interpretation method for use in a mobile communication system including a terminal and a base station, wherein the terminal receives, from the base station, control information including transport block information and demodulation reference signal (DM-RS) antenna port allocation indication information, checks the number of the transport blocks allocated to the terminal based on the transport block information, and interpreting the DM-RS antenna port allocation indication information according to the number of transport blocks.

EFFECT: high system efficiency.

24 cl, 16 dwg

FIELD: radio engineering, communication.

SUBSTANCE: invention relates to radio communication complexes using an unpiloted aircraft (UA). A complex for provision of radio communication using UA, which includes a satellite communication system, UA, a UA control centre, an IP chamber, an onboard systems complex of (OSC) of UA, which includes a UA retransmitter and a converter, which through a switching router performing communication with subscribers operating in different frequency ranges and using a satellite communication system of the control centre, interacts with a controller that monitors control commands at movement along the specified route and diagnostics of UA operating modes.

EFFECT: enlargement of functional capabilities concerning control of the territory with damaged communication infrastructure due to provision of radio communication using UA, including between subscribers of different type, which are scattered at long distance.

2 cl, 2 dwg

FIELD: radio engineering, communication.

SUBSTANCE: invention relates to wireless communication, particularly a wireless local area network system. The invention discloses a method of transmitting data in a wireless local area network, which includes the following steps: generating a data unit including a medium access control (MAC) header and MAC service data unit (MSDU), generating an encoded data unit by encoding the data unit, generating one or more spatial blocks by dividing the encoded data unit, dividing each of the one or more spatial blocks into a first element and a second element, generating a first interleaved element and a second interleaved element by interleaving the first element and the second element respectively, generating a first mapped sequence by mapping the first interleaved element into signal constellation, generating a second mapped sequence by mapping the second interleaved element into signal constellation, generating a transmission signal by performing inverse discrete Fourier transform (IDFT) on the first mapped sequence and the second mapped sequence; and transmitting the transmission signal.

EFFECT: invention is intended to transmit a physical layer convergence procedure protocol data unit, which includes data, by supporting use of a wider channel bandwidth of a very high throughput station.

14 cl, 14 dwg

FIELD: radio engineering, communication.

SUBSTANCE: invention relates to a wireless communication system. A method for receiving system information by a mobile station (MS) of a wireless communication system includes receiving a secondary super-frame header (S-SFH) change cycle from a base station (BS), and receiving a primary super-frame header information element (P-SFH IE) including a first field indicating a change count of a plurality of secondary super-frame header subpacket information elements (S-SFH SP IE) from the base station (BS). Once each of the plurality of S-SFH SP IE is changed, each of the plurality of S-SFH SP IE remains unchanged during one or more S-SFH change cycles.

EFFECT: reducing mobile station (MS) power consumption and enabling a MS operating in sleep mode to receive system information.

12 cl, 16 dwg, 6 tbl

FIELD: radio engineering, communication.

SUBSTANCE: invention relates to wireless communication. A base station includes a transmission path circuitry that determines a PUCCH format 3 index and transmits an uplink grant to a subscriber station, the uplink grant including an indication of the PUCCH format 3 index. The base station also includes a receiving path circuitry that receives a PUCCH format 3 signal in a subframe from the subscriber station. The receiving path circuitry also receives a first demodulation reference signal for the PUCCH format signal in the first slot of the subframe, where the first demodulation reference signal is determined based at least partly on a first demodulation reference signal cyclic shift number. The receiving path circuitry also receives a second demodulation reference signal for the PUCCH format 3 signal in the second slot of the subframe, where the second demodulation reference signal is determined based at least partly on a second demodulation reference signal cyclic shift number.

EFFECT: communication efficiency when multiplexing acknowledgement signals and sounding reference signals.

24 cl, 19 dwg

FIELD: radio engineering, communication.

SUBSTANCE: invention relates to communication. The present invention describes the method of time synchronisation and the base station system. The base station system comprises a main unit, at least one radio unit and transmission media implemented with a possibility of information transmission between the main unit and at least with one radio unit. The base station system additionally comprises a clock synchronisation server, configured next to the side of at least one radio unit, or integrated with at least one radio unit. The clock synchronisation server is designed with an ability to transmit the synchronisation data to the main unit through the transmission environment so the main unit performs processing of configuration according to the synchronisation data to perform time synchronisation with the clock synchronisation server.

EFFECT: time between the main unit and the clock synchronisation server is synchronised so that flexibility and convenience at selection of location of the main unit of system is provided, and devices become simpler, and expenses can be lowered.

14 cl, 4 dwg

FIELD: radio-engineering, communication.

SUBSTANCE: multipurpose command vehicle (CV) contains intercom, switching and control devices (ICSCD) comprising unit for channels and abonents switching, switching control unit , and four abonent panels, each of them is installed at work places of the officials and crew members of CV, two multipurpose terminals of broadband access (MT BA) with antennas, two UHF radiostations with antennas, HF radio modem, HF radiostations with antennas, links switching unit, remote control (RC) device with satellite communication station (SCS), unit for interfacing with radio devices, portable radiostation with antenna,two individual encryptors, administrator automatic work station (AAWS), and four user automatic work stations (UAWS) made based on notebooks, two LAN multiplexors, group encryptor, LAN combined multiplexor, two cable entries, four-channel data exchange devices (DED), printer, time compression device, unit for channels and lines switching, enciphered phone communication station, device for interfacing with IP-phone network, telephone operator work station (TOWS), navigation receiver with antenna, four external four-wire AL, four phones of ATS system, two connecting lines (CL) to provided two channels E1, two lines for data transmission to the external used via Ethernet interface, two two-wire lines to create two high-speed transmission lines, and two-wire line of remote control (RC) of CV radio stations.

EFFECT: extension of sphere and scope, quality of the communication services provided to the officials.

1 dwg

FIELD: radio communications.

SUBSTANCE: proposed method intended for single-ended radio communications between mobile objects whose routes have common initial center involves radio communications with aid of low-power intermediate transceiving stations equipped with non-directional antennas and dropped from mobile object, these intermediate transceiving drop stations being produced in advance on mentioned mobile objects and destroyed upon completion of radio communications. Proposed radio communication system is characterized in reduced space requirement which enhances its effectiveness in joint functioning of several radio communication systems.

EFFECT: reduced mass and size of transceiver stations, enhanced noise immunity and electromagnetic safety of personnel.

1 cl, 7 dwg, 1 tbl

FIELD: radio communications.

SUBSTANCE: proposed method intended for data transfer from mobile object to stationary one residing at initial center of common mobile-object route using electronic means disposed on stationary and mobile objects involves radio communications with aid of low-power intermediate transceiving stations equipped with non-directional antennas and dropped from mobile object, these intermediate transceiving drop stations being produced in advance on mobile object. Proposed radio communication system is characterized in reduced space requirement which enhanced its effectiveness in joint functioning with several other radio communication systems.

EFFECT: reduced mass and size of transceiver stations, enhanced noise immunity and electromagnetic safety of personnel.

2 cl, 6 dwg

FIELD: radio communications.

SUBSTANCE: proposed method intended for data transfer to mobile object from stationary one residing at initial center of mobile-object route using electronic means disposed on stationary and mobile objects involves radio communications with aid of low-power intermediate transceiving stations equipped with non-directional antennas and dropped from mobile object, these intermediate transceiving drop stations being produced in advance on mobile object. Proposed radio communication system is characterized in reduced space requirement which enhances its effectiveness in joint functioning with several other radio communication systems.

EFFECT: reduced mass and size of transceiver stations, enhanced noise immunity and electromagnetic safety of personnel.

2 cl, 6 dwg, 1 tbl

FIELD: radio communications.

SUBSTANCE: proposed method for single-ended radio communications between mobile objects whose routes have common initial center involves use of low-power intermediate transceiving stations equipped with non-directional antennas and dropped from mobile objects. Proposed radio communication system is characterized in reduced space requirement and, consequently, in enhanced effectiveness when operating simultaneously with several other radio communication systems.

EFFECT: reduced mass and size, enhanced noise immunity and electromagnetic safety for attending personnel.

2 cl, 7 dwg, 1 tbl

FIELD: radio communications.

SUBSTANCE: proposed method intended for data transfer to mobile objects from stationary one residing at initial center of common mobile-objects route using electronic means disposed on stationary and mobile objects involves radio communications with aid of low-power intermediate transceiving stations equipped with non-directional antennas and dropped from first mobile object. Proposed radio communication system is characterized in reduced space requirement which enhances its effectiveness in simultaneous functioning of several radio communication systems.

EFFECT: reduced mass and size of transceiver stations, enhanced noise immunity and electromagnetic safety of personnel.

2 cl, 7 dwg, 1 tbl

FIELD: radio communications.

SUBSTANCE: proposed method intended for data transfer to mobile objects from stationary one residing at initial center of common mobile-objects route using electronic means disposed on stationary and mobile objects involves radio communications with aid of low-power intermediate transceiving stations equipped with non-directional antennas and dropped from first mobile object, these intermediate transceiving drop stations being produced in advance on first mobile object. Proposed radio communication system is characterized in reduced space requirement which enhances its effectiveness in joint functioning with several other radio communication systems.

EFFECT: reduced mass and size of transceiver stations, enhanced noise immunity and electromagnetic safety of personnel.

2 cl, 7 dwg, 1 tbl

FIELD: radio communications.

SUBSTANCE: proposed method for single-ended radio communications between mobile objects having common initial center involves use of low-power intermediate transceiver stations equipped with non-directional antennas and dropped from mobile objects. Proposed radio communication system is characterized in reduced space requirement and, consequently, in enhanced effectiveness when operating simultaneously with several other radio communication systems.

EFFECT: reduced mass and size, enhanced noise immunity and electromagnetic safety of personnel.

2 cl, 7 dwg, 1 tbl

FIELD: radio communications.

SUBSTANCE: proposed method intended for data transfer to mobile objects from stationary one residing at initial center of common mobile-objects route using electronic means disposed on stationary and mobile objects involves radio communications with aid of low-power intermediate transceiving stations equipped with non-directional antennas and dropped from first mobile object, these intermediate transceiving drop stations being produced in advance on first mobile object and destroyed upon completion of radio communications between mobile and stationary objects. Proposed radio communication system is characterized in reduced space requirement which enhances its effectiveness in joint functioning with several radio communication systems.

EFFECT: reduced mass and size of transceiver stations, enhanced noise immunity and electromagnetic safety of personnel.

2 cl, 7 dwg, 1 tbl

FIELD: radio communications engineering; digital communications in computer-aided ground-to-air data exchange systems.

SUBSTANCE: proposed system designed to transfer information about all received messages irrespective of their priority from mobile objects to information user has newly introduced message processing unit, group of m modems, (m + 1) and (m + 2) modems, address switching unit, reception disabling unit whose input functions as high-frequency input of station and output is connected to receiver input; control input of reception disabling unit is connected to output of TRANSMIT signal shaping unit; first input/output of message processing unit is connected through series-connected (m + 2) and (m + 1) modems and address switching unit to output of control unit; output of address switching unit is connected to input of transmission signal storage unit; t outputs of message processing unit function through t respective modems as low-frequency outputs of station; initialization of priority setting and control units, message processing unit clock generator, and system loading counter is effected by transferring CLEAR signal to respective inputs.

EFFECT: enhanced efficiency due to enhanced throughput capacity of system.

1 cl, 2 dwg

FIELD: radiophone groups servicing distant subscribers.

SUBSTANCE: proposed radiophone system has base station, plurality of distant subscriber stations, group of modems, each affording direct digital synthesizing of any frequency identifying frequency channel within serial time spaces, and cluster controller incorporating means for synchronizing modems with base station and used to submit any of modems to support communications between subscriber stations and base station during sequential time intervals.

EFFECT: enhanced quality of voice information.

12 cl, 11 dwg

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