RU2000128045A - POWER DOWNLOAD MANAGEMENT IN A CELLULAR MOBILE RADIO COMMUNICATION SYSTEM - Google Patents

POWER DOWNLOAD MANAGEMENT IN A CELLULAR MOBILE RADIO COMMUNICATION SYSTEM

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Publication number
RU2000128045A
RU2000128045A RU2000128045/09A RU2000128045A RU2000128045A RU 2000128045 A RU2000128045 A RU 2000128045A RU 2000128045/09 A RU2000128045/09 A RU 2000128045/09A RU 2000128045 A RU2000128045 A RU 2000128045A RU 2000128045 A RU2000128045 A RU 2000128045A
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RU
Russia
Prior art keywords
mobile station
transmit power
base station
power control
sce
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RU2000128045/09A
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Russian (ru)
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RU2226316C2 (en
Inventor
Петер БУТОВИЧ
Карл Магнус ТОРНБЕРГ
Магнус СУНДЕЛИН
Йенс КНУТССОН
Original Assignee
Телефонактиеболагет Лм Эрикссон (Пабл)
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Priority claimed from US09/055,781 external-priority patent/US6144861A/en
Application filed by Телефонактиеболагет Лм Эрикссон (Пабл) filed Critical Телефонактиеболагет Лм Эрикссон (Пабл)
Publication of RU2000128045A publication Critical patent/RU2000128045A/en
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Publication of RU2226316C2 publication Critical patent/RU2226316C2/en

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Claims (26)

1. Способ управления мощностью передачи от базовой станции к мобильной станции в мобильной системе связи, включающий этапы приема сигнала в базовой станции от мобильной станции, определения отношения сигнала к помехе (ОСП), связанного с принимаемым сигналом, и управления мощностью передачи базовой станции, с использованием команды управления мощностью от мобильной станции и ОСП.1. A method for controlling transmission power from a base station to a mobile station in a mobile communication system, comprising the steps of receiving a signal in a base station from a mobile station, determining a signal-to-noise ratio (SIR) associated with a received signal, and controlling transmission power of a base station, using power control commands from the mobile station and the SCE. 2. Способ по п. 1, отличающийся тем, что дополнительно включает объединение ОСП с командой управления мощностью передачи для формирования сигнала управления мощностью передачи. 2. The method according to p. 1, characterized in that it further includes combining the SIR with the transmit power control command to generate a transmit power control signal. 3. Способ по п. 1, отличающийся тем, что дополнительно включает накопление множества команд управления мощностью передачи от мобильной станции, и объединение ОСП с накопленной суммой команд управления мощностью передачи для формирования сигнала управления мощностью передачи. 3. The method according to claim 1, characterized in that it further includes accumulating a plurality of transmit power control commands from the mobile station, and combining the SIR with the accumulated sum of transmit power control commands to generate a transmit power control signal. 4. Способ по п. 1, отличающийся тем, что дополнительно включает усреднение полученного ОСП. 4. The method according to p. 1, characterized in that it further includes averaging the obtained OSB. 5. Способ по п. 1, отличающийся тем, что дополнительно включает задержку полученного ОСП. 5. The method according to p. 1, characterized in that it further includes delaying the received OSB. 6. Способ по п. 1, отличающийся тем, что дополнительно включает выполнение нелинейной операции для полученного ОСП. 6. The method according to p. 1, characterized in that it further includes performing a non-linear operation for the obtained OSB. 7. Способ по п. 1, отличающийся тем, что дополнительно включает умножение ОСП на функцию. 7. The method according to p. 1, characterized in that it further includes multiplying the SCE by function. 8. Способ по п. 1, отличающийся тем, что мобильная станция находится в процессе операции гибкого переключения каналов связи с участием первой и второй базовых станций. 8. The method according to p. 1, characterized in that the mobile station is in the process of flexible switching of communication channels with the participation of the first and second base stations. 9. Способ по п. 1, отличающийся тем, что мобильная станция находится в процессе операции более гибкого переключения каналов связи с участием первого и второго секторов в базовой станции. 9. The method according to p. 1, characterized in that the mobile station is in the process of more flexible switching of communication channels with the participation of the first and second sectors in the base station. 10. Базовая станция для осуществления связи с мобильной станцией, содержащая приемник, для приема сигнала от мобильной станции, детектор отношения сигнала к помехе (ОСП) для определения ОСП принимаемого сигнала, передатчик для передачи информационного сигнала к мобильной станции и схемы обработки для управления мощностью передатчика базовой станции с использованием команды управления мощностью передачи от мобильной станции и ОСП. 10. A base station for communicating with a mobile station, comprising a receiver for receiving a signal from a mobile station, a signal-to-noise ratio (SIR) detector for determining an SIR of a received signal, a transmitter for transmitting an information signal to the mobile station, and a processing circuit for controlling transmitter power the base station using the transmit power control command from the mobile station and the SCE. 11. Базовая станция по п. 10, отличающаяся тем, что схемы обработки включают процессор ОСП для масштабирования ОСП и объединитель для объединения масштабированного ОСП и команды управления мощностью передачи для формирования управляющего сигнала, используемого для управления уровнем мощности передатчика базовой станции. 11. The base station of claim 10, wherein the processing circuitry includes an SCE processor for scaling the SCE and a combiner for combining the scaled SCE and the transmit power control command to generate a control signal used to control the power level of the base station transmitter. 12. Базовая станция по п. 11, отличающаяся тем, что дополнительно содержит интегратор для интегрирования команд управления мощностью передачи от мобильной станции, причем выходной сигнал интегратора объединяется с масштабированным ОСП. 12. The base station according to claim 11, characterized in that it further comprises an integrator for integrating transmission power control commands from the mobile station, wherein the integrator output signal is combined with a scaled SCE. 13. Базовая станция по п. 11, отличающаяся тем, что процессор ОСП содержит блок усреднения для усреднения ОСП и процессор для обработки усредненного ОСП для получения масштабированного ОСП. 13. The base station according to claim 11, wherein the SCE processor comprises an averaging unit for averaging the SCE and a processor for processing the averaged SCE to obtain a scaled SCE. 14. Базовая станция по п. 13, отличающаяся тем, что процессор выполняет нелинейную функцию, которая управляет скоростью, с которой уровень мощности передатчика увеличивается или уменьшается. 14. The base station according to claim 13, characterized in that the processor performs a non-linear function that controls the speed at which the transmitter power level increases or decreases. 15. Способ управления мощностью передачи от двух или более базовых станций к мобильной станции в мобильной системе связи, причем мобильная станция находится в процессе гибкого переключения канала связи с участием двух или более базовых станций, включающий этапы приема в двух или более базовых станциях от мобильной станции команды управления мощностью, определения в двух или более базовых станциях ОСП для сигнала, принимаемого от мобильной станции, причем каждая из базовых станций управляет своей соответствующей мощностью, с использованием как команды управления мощностью, так и ОСП, определенного в этой базовой станции. 15. A method of controlling the transmission power from two or more base stations to a mobile station in a mobile communication system, the mobile station being in the process of flexible switching of a communication channel involving two or more base stations, including the steps of receiving at two or more base stations from a mobile station power control commands, determining in two or more OSB base stations for a signal received from a mobile station, each of the base stations controlling its respective power, using I eat like the power control commands, and the CAP, as defined in the base station. 16. Способ по п. 15, отличающийся тем, что мобильная станция находится первоначально ближе к первой базовой станции, и мощность передачи первой базовой станции превышает мощность передачи второй базовой станции, а когда мобильная станция перемещается в область гибкого переключения каналов связи между первой и второй базовыми станциями, вторая базовая станция увеличивает свою мощность передачи к мобильной станции, а первая базовая станция уменьшает свою мощность передачи к мобильной станции. 16. The method according to p. 15, characterized in that the mobile station is initially closer to the first base station, and the transmit power of the first base station exceeds the transmit power of the second base station, and when the mobile station moves to the area of flexible switching of communication channels between the first and second base stations, the second base station increases its transmit power to the mobile station, and the first base station decreases its transmit power to the mobile station. 17. Способ по п. 16, отличающийся тем, что дополнительно включает этапы, при которых первая базовая станция управляет скоростью, с которой она уменьшает свою мощность передачи, а вторая базовая станция управляет скоростью, с которой она увеличивает свою мощность передачи. 17. The method according to p. 16, characterized in that it further includes the steps at which the first base station controls the speed at which it reduces its transmit power, and the second base station controls the speed at which it increases its transmit power. 18. Способ по п. 15, отличающийся тем, что дополнительно включает объединение ОСП с командой управления мощностью передачи для формирования сигнала управления мощностью передачи. 18. The method according to p. 15, characterized in that it further includes combining the SIR with the transmit power control command to generate a transmit power control signal. 19. Способ по п. 15, отличающийся тем, что дополнительно включает накопление множества команд управления мощностью передачи от мобильной станции, и объединение ОСП с накопленной суммой команд управления мощностью передачи для формирования сигнала управления мощностью передачи. 19. The method according to p. 15, characterized in that it further includes accumulating a plurality of transmit power control commands from the mobile station, and combining the SIR with the accumulated sum of transmit power control commands to generate a transmit power control signal. 20. Способ по п. 15, отличающийся тем, что дополнительно включает усреднение полученного ОСП. 20. The method according to p. 15, characterized in that it further includes averaging the obtained OSB. 21. Способ по п. 15, отличающийся тем, что включает задержку полученного ОСП. 21. The method according to p. 15, characterized in that it includes delaying the received OSB. 22. Способ по п. 15, отличающийся тем, что включает выполнение нелинейной операции для полученного ОСП. 22. The method according to p. 15, characterized in that it includes performing a non-linear operation for the obtained OSB. 23. Способ по п. 15, отличающийся тем, что включает умножение ОСП на функцию. 23. The method according to p. 15, characterized in that it includes multiplying the SCE by function. 24. Способ управления мощностью передачи от двух или более секторов базовой станции к мобильной станции в мобильной системе связи, при этом мобильная станция находится в процессе более гибкого переключения каналов связи с участием двух или более секторов базовой станции, включающий этапы приема в двух или более секторах от команды управления мощностью от мобильной станции, определения для двух или более секторов ОСП для сигнала, принимаемого от мобильной станции, и управления соответствующей мощностью каждого сектора базовой станции с использованием как команды управления мощностью, так и соответствующего ОСП, определенного для каждого из двух или более секторов. 24. A method for controlling transmission power from two or more sectors of a base station to a mobile station in a mobile communication system, wherein the mobile station is in the process of more flexible switching of communication channels involving two or more sectors of the base station, including the steps of receiving in two or more sectors from the power control command from the mobile station, determining for two or more SIR sectors for the signal received from the mobile station, and controlling the corresponding power of each sector of the base station c and using both the power control command and the corresponding SCE defined for each of two or more sectors. 25. Способ по п. 24, отличающийся тем, что мобильная станция находится первоначально ближе к первому сектору, и мощность передачи первого сектора превышает мощность передачи второго сектора, а когда мобильная станция перемещается в область более гибкого переключения каналов связи с первого на второй сектор, мощность передачи к мобильной станции из второго сектора увеличивается, а мощность передачи к мобильной станции из первого сектора уменьшается. 25. The method according to p. 24, characterized in that the mobile station is initially closer to the first sector, and the transmit power of the first sector exceeds the transmit power of the second sector, and when the mobile station moves to the area of more flexible switching of communication channels from the first to the second sector, the transmission power to the mobile station from the second sector increases, and the transmission power to the mobile station from the first sector decreases. 26. Способ по п. 25, отличающийся тем, что дополнительно включает управление скоростью, с которой уменьшается мощность передачи из первого сектора, и управление скоростью, с которой увеличивается мощность передачи из второго сектора. 26. The method according to p. 25, characterized in that it further includes controlling the speed at which the transmit power from the first sector decreases, and controlling the speed at which the transmit power from the second sector increases.
RU2000128045/09A 1998-04-07 1999-03-26 Downlink power control in mobile cellular radio communication system RU2226316C2 (en)

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US09/055,781 US6144861A (en) 1998-04-07 1998-04-07 Downlink power control in a cellular mobile radio communications system
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EP (1) EP1068677A1 (en)
JP (1) JP2002510933A (en)
KR (1) KR20010042500A (en)
CN (1) CN1150686C (en)
AU (1) AU753917B2 (en)
BR (1) BR9909508A (en)
CA (1) CA2327722A1 (en)
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