RU98100246A - PILOT SIGNAL POWER CONTROL FOR COMMUNICATION SYSTEMS USING LOW-ORBIT SATELLITES - Google Patents

PILOT SIGNAL POWER CONTROL FOR COMMUNICATION SYSTEMS USING LOW-ORBIT SATELLITES

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Publication number
RU98100246A
RU98100246A RU98100246/09A RU98100246A RU98100246A RU 98100246 A RU98100246 A RU 98100246A RU 98100246/09 A RU98100246/09 A RU 98100246/09A RU 98100246 A RU98100246 A RU 98100246A RU 98100246 A RU98100246 A RU 98100246A
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RU
Russia
Prior art keywords
signal
shared resource
satellite
measuring
power
Prior art date
Application number
RU98100246/09A
Other languages
Russian (ru)
Other versions
RU2188506C2 (en
Inventor
П.Джилмор Роберт
Х.Томпсон Джеймс
Original Assignee
Квэлкомм Инкорпорейтед
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from US08/627,830 external-priority patent/US5835847A/en
Application filed by Квэлкомм Инкорпорейтед filed Critical Квэлкомм Инкорпорейтед
Publication of RU98100246A publication Critical patent/RU98100246A/en
Application granted granted Critical
Publication of RU2188506C2 publication Critical patent/RU2188506C2/en

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Claims (8)

1. Система управления мощностью сигнала совместно используемого ресурса передаваемого спутниковым ретранслятором в системе спутниковой связи, содержащей станцию-шлюз, передающую сигнал совместно используемого ресурса, спутниковый ретранслятор и, по меньшей мере, одно абонентское устройство, отличающаяся тем, что содержит средство приема для приема сигнала совместно используемого ресурса в каждом абонентском устройстве через спутниковый ретранслятор, средство измерения в каждом абонентском устройстве для измерения мощности сигнала для принимаемого сигнала совместно используемого ресурса, средство передачи в каждом абонентском устройстве для передачи измеренного значения мощности сигнала на станцию-шлюз и средство регулирования для регулирования мощности сигнала совместно используемого ресурса, передаваемого спутниковым ретранслятором, на основе упомянутого измерения мощности сигнала.1. A system for controlling the power of a shared resource signal transmitted by a satellite relay in a satellite communication system comprising a gateway station transmitting a shared resource signal, a satellite relay and at least one subscriber device, characterized in that it comprises receiving means for receiving a signal a shared resource in each subscriber unit via a satellite repeater, a measurement tool in each subscriber unit for measuring signal strength for a received signal of a shared resource, transmission means in each subscriber unit for transmitting the measured signal power value to the gateway station and control means for adjusting the signal power of the shared resource transmitted by the satellite repeater based on said signal power measurement. 2. Система по п. 1, отличающаяся тем, что средство измерения содержит средство для измерения отношения сигнал/шум для принимаемого сигнала совместно используемого ресурса. 2. The system of claim 1, wherein the measuring means comprises means for measuring a signal-to-noise ratio for a received signal of a shared resource. 3. Способ по п.2, отличающийся тем, что средство регулирования содержит средство отсортировки для отсортировки любого из измерений отношения сигнал/шум, имеющих величину меньшую, чем предварительно определенная пороговая величина, средство вычисления для каждого абонентского устройства для вычисления, на основе отношения сигнал/шум, среднего значения плотности потока для сигнала совместно используемого ресурса, средство селекции, для селекции абонентского устройства, связанного с наибольшей средней величиной, средство для регулировки мощности сигнала совместно используемого ресурса, передаваемого спутниковым ретранслятором для облучения антенны выбранного абонентского устройства с предварительно определенной плотностью потока сигнала совместно используемого ресурса. 3. The method according to claim 2, characterized in that the control means comprises a sorting means for sorting any of the signal-to-noise ratio measurements having a value smaller than a predetermined threshold value, calculation means for each subscriber device for calculating, based on the signal-to-noise ratio / noise, the average value of the flux density for the signal of the shared resource, selection means, for selecting a subscriber device associated with the highest average value, means for adjusting the power of the shared resource signal transmitted by the satellite repeater to irradiate the antenna of the selected subscriber unit with a predetermined shared signal density of the shared resource. 4. Абонентское устройство в спутниковой системе связи, содержащей станцию-шлюз, передающую сигнал совместно используемого ресурса и спутниковый ретранслятор для передачи сигнала совместно используемого ресурса, отличающееся тем, что содержит средство приема для приема сигнала совместно используемого ресурса через спутниковый ретранслятор, средство измерения для измерения мощности сигнала для принимаемого сигнала совместно используемого ресурса, и средство передачи для передачи измеренного значения мощности сигнала на станцию-шлюз для регулирования мощности сигнала совместно используемого ресурса. 4. A subscriber device in a satellite communication system containing a gateway station transmitting a shared resource signal and a satellite relay for transmitting a shared resource signal, characterized in that it comprises receiving means for receiving a shared resource signal through a satellite relay, measuring means for measuring the signal power for the received signal of the shared resource, and transmission means for transmitting the measured signal power value to the gateway station to adjust the signal strength of a shared resource. 5. Абонентское устройство по п. 4, отличающееся тем, что средство измерения содержит средство для измерения отношения сигнал/шум для принимаемого сигнала совместно используемого ресурса. 5. The subscriber device according to claim 4, characterized in that the measuring means comprises means for measuring the signal-to-noise ratio for the received signal of the shared resource. 6. Способ управления мощностью сигнала совместно используемого ресурса, передаваемого спутниковым ретранслятором в спутниковой системе связи, содержащей станцию-шлюз, передающую сигнал совместно используемого ресурса, спутниковый ретранслятор для передачи сигнала совместно используемого ресурса и, по меньшей мере, одно абонентское устройство, отличающийся тем, что включает следующие этапы (а) прием сигнала совместно используемого ресурса в каждом абонентском устройстве через спутниковый ретранслятор, (б) измерение в каждом абонентском устройстве мощности сигнала для принимаемого сигнала совместно используемого ресурса, (в) передача измеренных значений мощности сигнала на станцию-шлюз и (д) регулирование мощности сигнала совместно используемого ресурса передаваемого спутниковым ретранслятором на основе упомянутых измерений мощности сигнала. 6. A method for controlling the power of a shared resource signal transmitted by a satellite repeater in a satellite communication system comprising a gateway station transmitting a shared resource signal, a satellite relay for transmitting a shared resource signal, and at least one subscriber device, characterized in which includes the following steps: (a) receiving a shared resource signal in each subscriber device via a satellite repeater, (b) measuring in each subscriber om the signal power device for the received signal of the shared resource, (c) transmitting the measured signal power values to the gateway station and (e) adjusting the signal power of the shared resource transmitted by the satellite repeater based on the mentioned signal power measurements. 7. Способ по п. 6, отличающийся тем, что этап (б) включает измерение отношения сигнал/шум для принимаемого сигнала совместно используемого ресурса. 7. The method according to p. 6, characterized in that step (b) includes measuring the signal-to-noise ratio for the received signal of the shared resource. 8. Способ по п. 7, отличающийся тем, что этап (д) включает отсортировывание любого из упомянутых измерений отношения сигнал/шум, имеющих величину меньше, чем предварительно определенная пороговая величина, вычисление для каждого абонентского устройства, на основе упомянутого отношения сигнал/шум, средней величины плотности потока для сигнала совместно используемого ресурса, выбор абонентского устройства, связанного с наибольшей средней величиной, и регулирование мощности сигнала совместно используемого ресурса, передаваемого спутниковым ретранслятором для облучения антенны упомянутого абонентского устройства с предварительно определенной плотностью потока сигнала совместно используемого ресурса. 8. The method according to p. 7, characterized in that step (e) includes sorting any of said measurements of the signal-to-noise ratio having a value less than a predetermined threshold value, calculating for each subscriber unit based on said signal-to-noise ratio , the average value of the flux density for the signal of the shared resource, the choice of the subscriber device associated with the highest average value, and the regulation of the signal strength of the shared resource transmitted by the satellites a retransmitter for irradiating an antenna of said subscriber unit with a predetermined signal density of a shared resource.
RU98100246/09A 1996-04-02 1997-04-01 Pilot-signal power control for communication systems using low-orbit satellites RU2188506C2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US627,830 1996-04-02
US08/627,830 US5835847A (en) 1996-04-02 1996-04-02 Pilot signal strength control for a low earth orbiting satellite communications system

Publications (2)

Publication Number Publication Date
RU98100246A true RU98100246A (en) 1999-12-27
RU2188506C2 RU2188506C2 (en) 2002-08-27

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RU98100246/09A RU2188506C2 (en) 1996-04-02 1997-04-01 Pilot-signal power control for communication systems using low-orbit satellites

Country Status (15)

Country Link
US (1) US5835847A (en)
EP (1) EP0830752B1 (en)
JP (1) JP3231789B2 (en)
KR (1) KR100522276B1 (en)
CN (1) CN1140066C (en)
AT (1) ATE298151T1 (en)
AU (1) AU713733B2 (en)
BR (1) BR9702189B1 (en)
CA (1) CA2222925C (en)
DE (1) DE69733522T2 (en)
HK (1) HK1010955A1 (en)
MX (1) MX9709332A (en)
RU (1) RU2188506C2 (en)
TW (1) TW355891B (en)
WO (1) WO1997037438A1 (en)

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