RU97108171A - DEVICE AND METHOD FOR WEIGHING SIGNALS ON THE RADIO TRANSMISSION (OPTIONS) - Google Patents

DEVICE AND METHOD FOR WEIGHING SIGNALS ON THE RADIO TRANSMISSION (OPTIONS)

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Publication number
RU97108171A
RU97108171A RU97108171/09A RU97108171A RU97108171A RU 97108171 A RU97108171 A RU 97108171A RU 97108171/09 A RU97108171/09 A RU 97108171/09A RU 97108171 A RU97108171 A RU 97108171A RU 97108171 A RU97108171 A RU 97108171A
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Russia
Prior art keywords
communication
weighting
weight coefficient
weight
stage
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RU97108171/09A
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Russian (ru)
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RU2141168C1 (en
Inventor
Уиннетт Николас
Original Assignee
Моторола Лимитед
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Priority claimed from GB9610357A external-priority patent/GB2313237B/en
Priority claimed from GB9610428A external-priority patent/GB2313261B/en
Application filed by Моторола Лимитед filed Critical Моторола Лимитед
Publication of RU97108171A publication Critical patent/RU97108171A/en
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Publication of RU2141168C1 publication Critical patent/RU2141168C1/en

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Claims (41)

1. Способ формирования весовых коэффициентов в первом средстве связи для тракта радиопередачи второго средства связи, причем тракт радиопередачи первого средства связи включает в себя антенную решетку с антеннами, заключающийся в том, что
принимают на втором средстве связи опорный сигнал, переданный через по меньшей мере одну из антенн антенной решетки,
вычисляют по меньшей мере один весовой коэффициент для тракта радиопередачи во втором средстве связи и
передают указанный по меньшей мере один весовой коэффициент со второго средства связи на первое средство связи.1. The method of forming weights in the first means of communication for the radio transmission path of the second communication means, and the radio transmission path of the first communication means includes an antenna array with antennas, which consists in the fact that
receive on the second means of communication a reference signal transmitted through at least one of the antennas of the antenna array,
calculating at least one weighting factor for the radio transmission path in the second communication means, and
the specified at least one weight coefficient is transmitted from the second communication medium to the first communication medium. 2. Способ по п. 1, отличающийся тем, что на этапе вычисления вычисляют сопряженное комплексное число из амплитуды и фазы опорного сигнала, принятого на втором средстве связи. 2. The method according to p. 1, characterized in that at the stage of calculation, the conjugate complex number is calculated from the amplitude and phase of the reference signal received on the second communication medium. 3. Способ по п. 2, отличающийся тем, что на этапе вычисления по меньшей мере один весовой коэффициент выбирают из набора заранее установленных весовых коэффициентов, причем указанным по меньшей мере одним весовым коэффициентом является весовой коэффициент, наиболее близкий к сопряженному комплексному числу. 3. The method according to p. 2, characterized in that at the stage of calculation, at least one weight coefficient is selected from a set of predefined weight coefficients, the specified at least one weight coefficient being the weight coefficient closest to the conjugate complex number. 4. Способ по п. 3, отличающийся тем, что на этапе передачи передают индекс, соответствующий указанному по меньшей мере одному весовому коэффициенту. 4. The method according to p. 3, characterized in that at the stage of transmission transmit the index corresponding to the specified at least one weight coefficient. 5. Способ по п. 1, отличающийся тем, что на этапе вычисления получают оценку измерения сигнала для указанного по меньшей мере одного весового коэффициента из набора заранее установленных весовых коэффициентов и выбирают указанный по меньшей мере один весовой коэффициент из оценки измерения сигнала. 5. The method according to p. 1, characterized in that at the stage of calculation, an estimate of the signal measurement for the specified at least one weight coefficient is obtained from the set of predetermined weight factors and the specified at least one weight coefficient is selected from the signal measurement estimate. 6. Способ по п. 3 или 5, отличающийся тем, что набор заранее установленных весовых коэффициентов выбирают на основании предыдущего взвешивания. 6. The method according to p. 3 or 5, characterized in that a set of pre-set weights are selected based on previous weighings. 7. Способ по п. 1, отличающийся тем, что принимают набор весовых коэффициентов от второго средства связи и выбирают по меньшей мере один весовой коэффициент из набора весовых коэффициентов, принятого от второго средства связи. 7. The method according to p. 1, characterized in that they take a set of weights from the second means of communication and select at least one weight from a set of weights received from the second means of communication. 8. Способ по пп. 3, 5 или 7, отличающийся тем, что на этапе выбора оценивают рабочие характеристики тракта радиопередачи на общем выходе антенной решетки на первом средстве связи. 8. The method according to PP. 3, 5 or 7, characterized in that at the selection stage, the performance of the radio transmission path at the common output of the antenna array on the first communication means is evaluated. 9. Способ по п. 1, отличающийся тем, что указанный по меньшей мере один весовой коэффициент определяют в приемнике первого средства связи. 9. The method according to p. 1, characterized in that the at least one weight coefficient is determined in the receiver of the first means of communication. 10. Способ по п. 7, отличающийся тем, что индексы в наборе весовых коэффициентов включают в себя запомненную кодировку с защитой от ошибок, и на этапе передачи передают индекс, закодированный с защитой от ошибок. 10. The method according to p. 7, characterized in that the indices in the set of weights include the stored encoding with error protection, and at the stage of transmission transmit the index encoded with error protection. 11. Способ эксплуатации средства связи для задания по меньшей мере одного весового коэффициента на трактах радиопередачи, связанных с антеннами антенной решетки, заключающийся в том, что
передают опорный сигнал через каждую антенну в антенной решетке,
принимают весовую информацию для каждой антенны и
задают весовой коэффициент на по меньшей мере одном из трактов радиопередачи, связанных с антеннами, на основании принятой весовой информации.11. A method of operating a communication device for setting at least one weight factor on the radio transmission paths associated with the antennas of the antenna array, namely, that
transmit a reference signal through each antenna in the antenna array,
receive weight information for each antenna and
a weighting factor is set on at least one of the radio transmission paths associated with the antennas based on the received weighting information. 12. Способ по п. 11, отличающийся тем, что весовая информация включает в себя фазовую информацию. 12. The method according to p. 11, characterized in that the weight information includes phase information. 13. Способ по любому из пп. 11, 12, отличающийся тем, что весовая информация включает в себя амплитудную информацию. 13. The method according to any one of paragraphs. 11, 12, characterized in that the weight information includes amplitude information. 14. Способ по п. 11, отличающийся тем, что весовая информация включает в себя номер индекса, соответствующий весовым коэффициентам для трактов радиопередачи. 14. The method according to p. 11, characterized in that the weight information includes an index number corresponding to the weights for the radio transmission paths. 15. Способ взвешивания тракта радиопередачи первого средства связи, причем тракт радиопередачи проходит между передатчиком и антенной решеткой первого средства связи и антенная решетка включает в себя несколько антенн, заключающийся в том, что
передают опорный сигнал на второе средство связи через антенны антенной решетки,
вычисляют на втором средстве связи по меньшей мере один весовой коэффициент для тракта радиопередачи,
передают весовую информацию в соответствии с упомянутым по меньшей мере одним вычисленным весовым коэффициентом от второго средства связи на первое средство связи, и
задают по меньшей мере один весовой коэффициент в первом средстве связи в соответствии с весовой информацией, принятой от второго средства связи.15. The method of weighing the radio transmission path of the first communication means, and the radio transmission path passes between the transmitter and the antenna array of the first communication means and the antenna array includes several antennas, namely, that
transmit the reference signal to the second communication means through the antenna array,
at least one weighting factor for the radio transmission path is calculated on the second communication means,
transmit weight information in accordance with said at least one calculated weight coefficient from the second communication means to the first communication means, and
at least one weighting factor is set in the first communication medium in accordance with the weight information received from the second communication medium. 16. Способ по п. 15, отличающийся тем, что на этапе вычисления вычисляют на втором средстве связи сопряженное комплексное число изменения амплитуды и фазы во время передачи опорного сигнала на второе средство связи. 16. The method according to p. 15, characterized in that at the stage of calculation, the conjugate complex number of amplitude and phase changes during the transmission of the reference signal to the second communication means is calculated on the second communication medium. 17. Способ по п. 16, отличающийся тем, что на этапе вычисления выбирают по меньшей мере один весовой коэффициент из набора заранее установленных весовых коэффициентов, причем выбранный по меньшей мере один весовой коэффициент является весовым коэффициентом из заранее установленной группы, наиболее близким к сопряженному комплексному числу. 17. The method according to p. 16, characterized in that at the stage of calculation, at least one weight coefficient is selected from a set of pre-set weight coefficients, the selected at least one weight coefficient being a weight coefficient from a predetermined group closest to the conjugate complex number. 18. Способ по п. 17, отличающийся тем, что на этапе передачи передают индекс, соответствующий указанному по меньшей мере одному весовому коэффициенту. 18. The method according to p. 17, characterized in that at the stage of transmission transmit the index corresponding to the specified at least one weight coefficient. 19. Способ по п. 17, отличающийся тем, что на этапе вычисления выбирают по меньшей мере один весовой коэффициент, наиболее близкий к сопряженному комплексному числу из набора заранее установленных весовых коэффициентов, а на этапе передачи передают индекс, соответствующий выбранному по меньшей мере одному весовому коэффициенту. 19. The method according to p. 17, characterized in that at the stage of calculation, at least one weight coefficient is selected that is closest to the conjugate complex number from a set of pre-set weight factors, and at the transmission stage, an index corresponding to the selected at least one weight coefficient. 20. Способ по п. 19, отличающийся тем, что на этапе вычисления получают оценки измерения сигнала для весовых коэффициентов набора заранее установленных весовых коэффициентов и выбирают по меньшей мере один весовой коэффициент из оценок измерений сигнала. 20. The method according to p. 19, characterized in that at the calculation stage receive estimates of the signal measurement for the weights of a set of predefined weights and select at least one weight from the estimates of the signal measurements. 21. Способ по п. 15, отличающийся тем, что опорный сигнал посылают отдельно через каждую антенну. 21. The method according to p. 15, characterized in that the reference signal is sent separately through each antenna. 22. Способ по п. 15, отличающийся тем, что опорный сигнал посылают через каждую антенну антенной решетки и опорный сигнал для каждой антенны можно различить. 22. The method according to p. 15, characterized in that the reference signal is sent through each antenna of the antenna array and the reference signal for each antenna can be distinguished. 23. Способ по п. 22, отличающийся тем, что опорные сигналы для каждой антенны различаются по частоте. 23. The method according to p. 22, characterized in that the reference signals for each antenna differ in frequency. 24. Способ по п. 22, отличающийся тем, что опорные сигналы для каждой антенны различаются по времени, так как они подаются на вход соответствующей антенны в разное время. 24. The method according to p. 22, characterized in that the reference signals for each antenna differ in time, since they are fed to the input of the corresponding antenna at different times. 25. Способ по п. 15, отличающийся тем, что набор заранее установленных весовых коэффициентов передают с первого средства связи на второе средство связи. 25. The method according to p. 15, characterized in that a set of pre-set weights are transmitted from the first means of communication to the second means of communication. 26. Способ по п. 25, отличающийся тем, что определяют предыдущие весовые коэффициенты и на этапе вычисления выбирают из подгруппы весовых коэффициентов в наборе заданных весовых коэффициентов подгруппу весовых коэффициентов, определенных из весовых коэффициентов при предыдущем взвешивании. 26. The method according to p. 25, characterized in that the previous weighting coefficients are determined and, at the calculation stage, a subgroup of weighting factors determined from the weighting coefficients of the previous weighing is selected from the subgroup of weighting coefficients in the set of predetermined weighting factors. 27. Способ по п. 15, отличающийся тем, что на этапе вычисления оценивают рабочие характеристики тракта радиопередачи на общем выходе антенной решетки на первом средстве связи. 27. The method according to p. 15, characterized in that at the stage of calculation, the performance of the radio transmission path at the common output of the antenna array at the first communication means is evaluated. 28. Способ по п. 15, отличающийся тем, что весовой коэффициент определяют из по меньшей мере одного весового коэффициента в приемнике первого средства связи. 28. The method according to p. 15, characterized in that the weight coefficient is determined from at least one weight coefficient in the receiver of the first communication medium. 29. Способ по п. 25, отличающийся тем, что индексы в заранее определенном списке включают запомненную кодировку с защитой от ошибок, и на этапе передачи передают индекс, закодированный с защитой от ошибок. 29. The method according to p. 25, characterized in that the indices in a predetermined list include stored encoding with error protection, and at the stage of transmission transmit an index encoded with error protection. 30. Средство связи, содержащее
передатчик,
несколько антенн,
схемы весовой обработки сигналов, включенные между каждой антенной и передатчиком, и
контроллер, подключенный к схемам весовой обработки сигналов, причем контроллер дает команду передатчику передавать опорный сигнал через по меньшей мере одну из антенн, а также дает команду по меньшей мере одной из схем весовой обработки сигналов корректировать весовой коэффициент, связанный с указанной по меньшей мере одной из антенн, в соответствии с весовой информацией, принятой от другого средства связи, в результате чего тракт радиопередачи, включающий схемы весовой обработки сигналов, может изменяться в зависимости от опорного сигнала, переданного через по меньшей мере одну из антенн.30. Communication tool containing
transmitter,
multiple antennas
signal weighting circuits included between each antenna and transmitter, and
a controller connected to the signal weighting circuits, the controller instructing the transmitter to transmit the reference signal through at least one of the antennas, and also instructing the at least one of the signal weighting circuits to correct the weight coefficient associated with the at least one of antennas, in accordance with the weight information received from another means of communication, as a result of which the radio transmission path, including the signal weighting circuits, may vary depending on the reference system drove transmitted through at least one of the antennas. 31. Средство связи по п. 30, отличающееся тем, что содержит запоминающее устройство, выполненное с возможностью хранить заранее установленные весовые коэффициенты, причем весовая информация включает номер индекса, связанный с весовым коэффициентом для по меньшей мере одной из антенн, и контроллер, управляющий по меньшей мере одной схемой весовой обработки сигналов на основании номера индекса. 31. The communication medium according to claim 30, characterized in that it comprises a storage device configured to store predetermined weights, the weighting information including an index number associated with a weighting factor for at least one of the antennas, and a controller controlling at least one signal processing weighting scheme based on the index number. 32. Средство связи по п. 30, отличающееся тем, что весовая информация включает фазовую информацию, и контроллер управляет по меньшей мере одной схемой весовой обработки сигналов в соответствии с фазовой информацией. 32. The communication medium according to claim 30, wherein the weighting information includes phase information, and the controller controls at least one weighting signal processing circuit in accordance with the phase information. 33. Средство связи по п. 30, отличающееся тем, что весовая информация включает амплитудную информацию, и контроллер управляет указанной по меньшей мере одной схемой весовой обработки сигналов в соответствии с амплитудной информацией. 33. The communication medium according to claim 30, wherein the weighting information includes amplitude information, and the controller controls said at least one weighting signal processing circuit in accordance with the amplitude information. 34. Приемное средство связи, содержащее
приемник, принимающий опорный сигнал, переданный через каждую из нескольких антенн в передающем средстве связи,
схемы для вычисления по меньшей мере одного весового коэффициента для тракта радиопередачи передающего средства связи из опорного сигнала, принятого с каждой антенны, и
передатчик для передачи указанного по меньшей мере одного весового коэффициента на передающее средство связи.34. The receiving means of communication, containing
a receiver receiving a reference signal transmitted through each of several antennas in a transmission medium,
circuitry for calculating at least one weighting factor for the radio transmission path of the transmitting communication means from a reference signal received from each antenna, and
a transmitter for transmitting said at least one weight coefficient to the transmitting communication means. 35. Приемное средство связи по п. 34, отличающееся тем, что приемник содержит запоминающее устройство, в которой хранится кодовый словарь, содержащий весовые коэффициенты для тракта радиопередачи передающего средства связи. 35. The receiving means of communication according to claim 34, wherein the receiver comprises a storage device in which a code dictionary is stored containing weighting factors for the radio transmission path of the transmitting means of communication. 36. Приемное средство связи по п. 35, отличающееся тем, что весовые коэффициенты кодового словаря связаны с индексами кодового словаря, а индексы кодового словаря включают кодировку с исправлением ошибок. 36. The receiving means of communication according to claim 35, characterized in that the weighting coefficients of the codebook are associated with the codebook indexes, and the codebook indices include error correction encoding. 37. Приемное средство связи по п. 35, отличающееся тем, что в памяти хранятся весовые коэффициенты предыдущего выбора, и указанные схемы для вычисления используют кодовый словарь и предыдущие весовые коэффициенты для вычисления указанного по меньшей мере одного весового коэффициента. 37. The receiving communication means according to claim 35, characterized in that the weighting coefficients of the previous selection are stored in the memory, and these schemes use a codebook and previous weighting coefficients to calculate the specified at least one weighting factor. 38. Приемное средство связи по п. 35 или 36, отличающееся тем, что весовые коэффициенты выбирают с учетом ограничения максимальной мощности на тракте радиопередачи. 38. The receiving means of communication according to claim 35 or 36, characterized in that the weighting coefficients are selected taking into account the limitation of the maximum power on the radio transmission path. 39. Приемное средство связи по п. 36, отличающееся тем, что кодовый словарь проверяют на соответствие кодовому словарю в передающем средстве связи. 39. The receiving means of communication according to claim 36, characterized in that the code dictionary is checked for compliance with the code dictionary in the transmitting means of communication. 40. Средство связи по п. 39, отличающееся тем, что кодовые словари проверяют посредством передачи кодового словаря с одного из приемного и передающего средств связи на другое из передающего и приемного средства связи. 40. The communication medium according to claim 39, characterized in that the code dictionaries are checked by transmitting the code dictionary from one of the receiving and transmitting means of communication to another from the transmitting and receiving means of communication. 41. Средство связи по п. 34, отличающееся тем, что указанные схемы для вычисления вычисляют значение весового коэффициента и фазы из принятого опорного сигнала и из копии опорного сигнала в приемном средстве связи. 41. The communication medium according to claim 34, wherein said circuitry for calculating calculates the value of the weight coefficient and phase from the received reference signal and from a copy of the reference signal in the receiving communication medium.
RU97108171A 1996-05-17 1997-05-16 Device and method for weighting signals in radio transmission path RU2141168C1 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
GB9610357A GB2313237B (en) 1996-05-17 1996-05-17 Method and apparatus for transmitter antenna array adjustment
GB9610428A GB2313261B (en) 1996-05-17 1996-05-17 Devices for transmitter path weights and methods therefor
GB9610428.6 1996-05-17
GB9610357.7 1996-05-17

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RU97108171A true RU97108171A (en) 1999-05-27
RU2141168C1 RU2141168C1 (en) 1999-11-10

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