RU98116734A - METHOD AND DEVICE FOR DATA TRANSMISSION SPEED SETTING IN MULTI-USER COMMUNICATION SYSTEM - Google Patents

METHOD AND DEVICE FOR DATA TRANSMISSION SPEED SETTING IN MULTI-USER COMMUNICATION SYSTEM

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Publication number
RU98116734A
RU98116734A RU98116734/09A RU98116734A RU98116734A RU 98116734 A RU98116734 A RU 98116734A RU 98116734/09 A RU98116734/09 A RU 98116734/09A RU 98116734 A RU98116734 A RU 98116734A RU 98116734 A RU98116734 A RU 98116734A
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degree
accordance
spread spectrum
data
speed
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RU98116734/09A
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Russian (ru)
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RU2224379C2 (en
Inventor
Уильям Р. Гарднер
Роберто Падовани
Пол Е. Якобс
Ноам Зив
Катрин С. Лэм
Эндрю П. ДеЖако
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Квэлкомм Инкорпорейтед
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Claims (20)

1. Подсистема для оптимизации качества связи в соответствии со степенью использования системы и предельным количеством ее пользователей для системы связи с сигналами с расширенным спектром, в которой множество удаленных пользователей, каждый из которых имеет передатчик, передают информационные сигналы в центр связи, имеющий приемник, отличающаяся тем, что содержит средство контроля для определения степени использования указанной системы и, в случае необходимости, выработки сигнала управления скоростью в соответствии с указанной степенью использования, множество средств кодирования, размещенных у удаленных пользователей, для кодирования сообщений в соответствии с указанным сигналом управления скоростью, и множество средств передачи сигналов с расширенным спектром для передачи сообщений в соответствии с форматом модуляции сигналов с расширенным спектром.1. A subsystem for optimizing the quality of communication in accordance with the degree of use of the system and the limiting number of its users for a communication system with spread spectrum signals, in which many remote users, each of which has a transmitter, transmit information signals to a communication center having a receiver, characterized by the fact that it contains a means of control to determine the degree of use of the specified system and, if necessary, generate a speed control signal in accordance with the specified step New use, a plurality of coding means placed at remote users for encoding messages in accordance with said rate control signal and a plurality of signal transmission means to transmit spread spectrum communications in accordance with the format of the signals with spread spectrum modulation. 2. Подсистема по п.1, отличающаяся тем, что указанное средство контроля размещено в указанном центре связи, причем указанная подсистема дополнительно содержит средство передачи центра связи для передачи сообщений удаленным пользователям в соответствии с форматом модуляции сигналов с расширенным спектром и для передачи указанного сигнала управления скоростью удаленным пользователям, и множество удаленных средств приема, причем каждое из указанного множества удаленных средств приема размещено у соответствующего одного из указанных удаленных пользователей и предназначено для приема сигнала управления скоростью в соответствии с форматом демодуляции сигналов с расширенным спектром и для подачи этого сигнала управления скоростью на соответствующее одно из указанных средств, реагирующих на сигналы управления скоростью. 2. The subsystem according to claim 1, characterized in that said monitoring means is located in said communication center, said subsystem further comprising communication center transmission means for transmitting messages to remote users in accordance with a spread spectrum signal modulation format and for transmitting said control signal speed to remote users, and a plurality of remote receiving means, each of the indicated set of remote receiving means being located at the corresponding one of said PARTICULAR users and for receiving a rate control signal in accordance with the signal demodulating spread spectrum format and rate control signal for supplying it to the corresponding one of said means responsive to the speed control signals. 3. Подсистема по п.1, отличающаяся тем, что указанное средство контроля предназначено для определения степени использования указанной системы путем измерения энергии указанных информационных сигналов в течение предварительно определенного интервала времени. 3. The subsystem according to claim 1, characterized in that the said means of control is designed to determine the degree of use of the specified system by measuring the energy of these information signals over a predefined time interval. 4. Подсистема по п. 1, отличающаяся тем, что средство, реагирующее на сигналы управления скоростью, содержит процессорное средство для приема указанного сигнала управления скоростью и выработки сигналов команд управления скоростью в ответ на указанный сигнал управления скоростью, вокодерное средство с изменяемой скоростью для приема речевых данных и сигналов команд управления скоростью и кодирования речевых данных со скоростью, соответствующей указанным сигналам команд. 4. The subsystem according to claim 1, characterized in that the means responsive to the speed control signals comprises processor means for receiving said speed control signal and generating speed control command signals in response to said speed control signal, variable speed vocoder means for receiving speech data and signals of speed control commands and encoding of speech data at a speed corresponding to the specified command signals. 5. Подсистема по п.4, отличающаяся тем, что вокодерное средство с изменяемой скоростью дополнительно кодирует речевые данные в соответствии с энергией указанных речевых данных. 5. The subsystem according to claim 4, characterized in that the variable-speed vocoder means further encodes the speech data in accordance with the energy of the specified speech data. 6. Подсистема по п.4, отличающаяся тем, что процессорное средство предназначено также для приема неречевых данных для их последующей передачи и для выдачи указанных неречевых данных со скоростью, соответствующей указанному сигналу управления скоростью. 6. The subsystem according to claim 4, characterized in that the processor means is also intended for receiving non-speech data for subsequent transmission and for outputting said non-speech data at a speed corresponding to said speed control signal. 7. Приемо-передающее устройство с изменяемой скоростью передачи данных с расширенным спектром, отличающееся тем, что содержит приемник сигналов с расширенным спектром для приема сигнала, в соответствии с форматом демодуляции сигналов с расширенным спектром, содержащего данные сообщения и команду управления скоростью, вокодер с изменяемой скоростью для приема речевых данных и кодирования этих речевых данных в соответствии с указанной командой управления скоростью и передатчик для передачи кодированных речевых данных в соответствии с форматом модуляции сигналов с расширенным спектром. 7. Transceiver with a variable data rate with a spread spectrum, characterized in that it contains a signal receiver with a spread spectrum for receiving a signal, in accordance with the format of the demodulation of signals with a spread spectrum, containing message data and a speed control command, variable vocoder rate for receiving speech data and encoding these speech data in accordance with the specified command speed control and a transmitter for transmitting encoded speech data in accordance with The format of signals with spread spectrum modulation. 8. Приемо-передающее устройство по п.7, отличающееся тем, что дополнительно содержит демодулятор сигналов с расширенным спектром, включенный между указанным приемником и указанным вокодером с изменяемой скоростью, для демодуляции принимаемого сигнала в соответствии с форматом демодуляции сигналов с расширенным спектром и процессор, включенный между демодулятором сигналов с расширенным спектром и вокодером с изменяемой скоростью, для приема демодулированного сигнала и выдачи отдельно указанных данных сообщения и указанной команды управления скоростью. 8. The transceiver according to claim 7, characterized in that it further comprises a spread spectrum signal demodulator included between said receiver and said variable speed vocoder for demodulating a received signal in accordance with a spread spectrum signal demodulation format and a processor, connected between a spread spectrum signal demodulator and a variable speed vocoder to receive a demodulated signal and issue separately specified message data and said control command high speed. 9. Приемо-передающее устройство по п.8, отличающееся тем, что указанный процессор дополнительно обеспечивает прием неречевых данных для передачи. 9. The transceiver according to claim 8, characterized in that said processor further provides reception of non-speech data for transmission. 10. Приемо-передающее устройство по п. 7, отличающееся тем, что дополнительно содержит модулятор, включенный между вокодером с изменяемой скоростью и передатчиком, для модуляции кодированных речевых данных. 10. The transceiver according to claim 7, characterized in that it further comprises a modulator connected between the variable speed vocoder and the transmitter for modulating encoded speech data. 11. Приемо-передающее устройство по п.8, отличающееся тем, что дополнительно содержит модулятор, включенный между вокодером с изменяемой скоростью и передатчиком, для модуляции кодированных речевых данных. 11. The transceiver according to claim 8, characterized in that it further comprises a modulator connected between the variable speed vocoder and the transmitter, for modulating encoded speech data. 12. Устройство для управления значением максимального количества пользователей базовой станции с расширенным спектром, отличающееся тем, что содержит средство определения степени использования, предназначенное для измерения степени использования указанной базовой станции, средство управления скоростью, предназначенное для сравнения указанной измеренной степени использования по меньшей мере с одной предварительно определенной величиной и селективной выработки сигнала управления скоростью в соответствии с результатами сравнения, и средство передачи, предназначенное для передачи указанного сигнала управления скоростью в соответствии с форматом модуляции сигналов с расширенным спектром. 12. Device for controlling the value of the maximum number of users of a spread spectrum base station, characterized in that it comprises a degree of use determination means for measuring a degree of use of said base station, a speed control means for comparing said measured degree of use with at least one a predetermined value and selective generation of a speed control signal in accordance with the comparison results, transmission means for transmitting said rate control signal in accordance with the format of the signals with spread spectrum modulation. 13. Устройство по п. 12, отличающееся тем, что дополнительно содержит процессорное средство для приема данных сообщения для передачи указанным удаленным пользователям и сигнала управления скоростью и объединения указанных данных сообщения и сигнала управления скоростью для получения составного пакета данных. 13. The device according to p. 12, characterized in that it further comprises processor means for receiving message data for transmitting to said remote users both a speed control signal and combining said message data and a speed control signal to obtain a composite data packet. 14. Устройство по п. 13, отличающееся тем, что дополнительно содержит модулятор расширения спектра, включенный между процессорным средством и передатчиком, для модуляции указанного составного пакета данных в соответствии с форматом модуляции сигналов с расширенным спектром. 14. The device according to p. 13, characterized in that it further comprises a spread spectrum modulator included between the processor means and the transmitter, for modulating said composite data packet in accordance with a spread spectrum signal modulation format. 15. Устройство для управления скоростью передачи данных при передаче сообщений в системе связи с расширенным спектром, в которой базовая станция передает по прямой линии связи сообщения множеству удаленных пользователей, отличающееся тем, что содержит средство определения степени использования, предназначенное для определения значения степени использования указанной прямой линии связи, логическое средство управления скоростью для приема указанного значения степени использования, сравнения этого значения степени использования по меньшей мере с одним предварительно определенным пороговым значением и, при соответствующем условии, выработки сигнала управления скоростью в соответствии с результатами сравнения, и по меньшей мере один источник данных с изменяемой скоростью, предназначенный для передачи данных со скоростью в соответствии с упомянутым сигналом управления скоростью в соответствии с форматом модуляции сигналов с расширенным спектром. 15. A device for controlling the data rate for transmitting messages in a spread spectrum communication system in which the base station transmits messages on a direct communication line to a plurality of remote users, characterized in that it comprises a degree of utilization determination means for determining a value of a degree of utilization of said direct communication lines, a logical means of controlling speed for receiving a specified value of the degree of use, comparing this value of the degree of use as at least one predetermined threshold value and, under an appropriate condition, generating a speed control signal in accordance with the comparison results, and at least one variable speed data source for transmitting data at a speed in accordance with said speed control signal in accordance with with spread spectrum modulation format. 16. Устройство по п.15, отличающееся тем, что по меньшей мере один источник данных с изменяемой скоростью содержит по меньшей мере одно вокодерное средство с изменяемой скоростью, предназначенное для кодирования речевых данных с изменяемыми скоростями. 16. The device according to clause 15, wherein the at least one variable speed data source comprises at least one variable speed vocoder means for encoding voice data with variable speeds. 17. Устройство по п.15, отличающееся тем, что средство определения степени использования измеряет энергию сигнала для передачи указанным удаленным пользователям. 17. The device according to clause 15, wherein the means of determining the degree of use measures the energy of the signal for transmission to the specified remote users. 18. Способ оптимизации использования ресурсов связи с расширенным спектром, отличающийся тем, что измеряют степень использования ресурсов связи, сравнивают измеренную степень использования по меньшей мере с одним предварительно определенным порогом, регулируют скорости передачи данных при осуществлении связи с использованием указанных ресурсов связи в соответствии с результатами сравнения и передают данные с отрегулированными скоростями передачи в соответствии с форматом модуляции сигналов с расширенным спектром. 18. The method of optimizing the use of communication resources with a wide spectrum, characterized in that measure the degree of use of communication resources, compare the measured degree of use with at least one predetermined threshold, adjust the data transfer rate when communicating using these communication resources in accordance with the results comparison and transmit data with adjusted transmission rates in accordance with the format of modulation of signals with a wide spectrum. 19. Способ по п.18, отличающийся тем, что операция сравнения измеренной степени использования по меньшей мере с одним предварительно определенным порогом включает сравнение указанной степени использования с предварительно определенным порогом высокой степени использования, а операция регулирования скоростей передачи данных при осуществлении связи с использованием указанных ресурсов связи включает снижение скорости передачи данных, когда степень использования превышает указанный порог высокой степени использования. 19. The method according to p. 18, characterized in that the operation of comparing the measured degree of use with at least one predefined threshold includes comparing the specified degree of use with a predefined threshold of high degree of use, and the operation of regulating data rates when communicating using these communication resources includes reducing the data rate when the degree of use exceeds the specified threshold of a high degree of use. 20. Способ по п.18, отличающийся тем, что операция сравнения измеренной степени использования по меньшей мере с одним предварительно определенным порогом включает сравнение указанной степени использования с предварительно определенным порогом низкой степени использования, а операция регулирования скорости передачи данных при осуществлении связи с использованием указанных ресурсов связи включает повышение скорости передачи данных, когда степень использования становится ниже указанного порога низкой степени использования. 20. The method according to p. 18, characterized in that the operation of comparing the measured degree of use with at least one predefined threshold includes comparing the specified degree of use with a predetermined threshold of low degree of use, and the operation of regulating the data rate when communicating using the specified communication resources includes increasing the data rate when the degree of utilization falls below a specified threshold of low utilization.
RU98116734/09A 1993-09-08 1994-09-08 Method and device for setting data transmission speed in multiuser communication system RU2224379C2 (en)

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