KR100899145B1 - 무선 통신에서 링크 품질 피드백을 위한 방법 및 장치 - Google Patents
무선 통신에서 링크 품질 피드백을 위한 방법 및 장치 Download PDFInfo
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- KR100899145B1 KR100899145B1 KR1020077001695A KR20077001695A KR100899145B1 KR 100899145 B1 KR100899145 B1 KR 100899145B1 KR 1020077001695 A KR1020077001695 A KR 1020077001695A KR 20077001695 A KR20077001695 A KR 20077001695A KR 100899145 B1 KR100899145 B1 KR 100899145B1
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/04—TPC
- H04W52/54—Signalisation aspects of the TPC commands, e.g. frame structure
- H04W52/60—Signalisation aspects of the TPC commands, e.g. frame structure using different transmission rates for TPC commands
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/20—Monitoring; Testing of receivers
- H04B17/24—Monitoring; Testing of receivers with feedback of measurements to the transmitter
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/04—TPC
- H04W52/18—TPC being performed according to specific parameters
- H04W52/22—TPC being performed according to specific parameters taking into account previous information or commands
- H04W52/226—TPC being performed according to specific parameters taking into account previous information or commands using past references to control power, e.g. look-up-table
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/04—TPC
- H04W52/06—TPC algorithms
- H04W52/08—Closed loop power control
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/04—TPC
- H04W52/18—TPC being performed according to specific parameters
- H04W52/24—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters
- H04W52/248—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters where transmission power control commands are generated based on a path parameter
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/04—TPC
- H04W52/18—TPC being performed according to specific parameters
- H04W52/26—TPC being performed according to specific parameters using transmission rate or quality of service QoS [Quality of Service]
- H04W52/267—TPC being performed according to specific parameters using transmission rate or quality of service QoS [Quality of Service] taking into account the information rate
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- Monitoring And Testing Of Transmission In General (AREA)
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Abstract
Description
Claims (18)
- 통신링크의 링크 품질을 반복해서 측정하여 품질 메트릭을 발생하는 품질측정 유니트; 및상기 측정된 링크 품질의 변화를 결정하여 차이 품질 메트릭을 발생하는 차이 분석기를 포함하며,상기 품질 메트릭과 상기 차이 품질 메트릭은 링크 품질을 표시하기 위해 기지국으로 전송될 것이며, 상기 품질 메트릭과 상기 차이 품질 메트릭은 두 개의 서로 다른 주파수들에서 상기 기지국으로 전송되는 원격국 장치.
- 제 1항에 있어서,상기 링크 품질은 수신된 신호의 캐리어 대 간섭으로 측정되는 것을 특징으로 하는 원격국 장치.
- 제 2항에 있어서,상기 원격국은 상기 품질 메트릭에 섹터 커버를 적용하는 것을 특징으로 하는 원격국 장치.
- 제 1항에 있어서,상기 품질 메트릭과 상기 차이 품질 메트릭은 상기 기지국에 전송 전력 레벨 을 조정할 것을 명령하는 전력 제어 명령들을 제공하기 위해 사용되는 것을 특징으로 하는 원격국 장치.
- 제 1항에 있어서,상기 품질 메트릭과 상기 차이 품질 메트릭은 상기 기지국에 전송 데이터율을 조정할 것을 명령하는 데이터율 제어 명령들을 제공하기 위해 사용되는 것을 특징으로 하는 원격국 장치.
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- 무선 통신 시스템에서,통신링크의 품질에 대한 정보를 제공하는 품질 메시지를 제 1 주파수에서 발생시키는 단계; 및상기 통신링크의 품질의 변화들을 표시하는 차이 표시자들을 제 2 주파수에서 발생시키는 단계를 포함하며,상기 제 2 주파수는 상기 제 1 주파수보다 높으며,상기 품질 메시지와 상기 차이 표시자들은 송신국에 전송 전력 레벨을 조정할 것을 명령하는 전력 제어 명령들을 제공하기 위해 사용되는 것을 특징으로 하는 방법.
- 무선 통신 시스템에서,통신링크의 품질에 대한 정보를 제공하는 품질 메시지를 제 1 주파수에서 발생시키는 단계; 및상기 통신링크의 품질의 변화들을 표시하는 차이 표시자들을 제 2 주파수에서 발생시키는 단계를 포함하며,상기 제 2 주파수는 상기 제 1 주파수보다 높으며,상기 품질 메시지와 상기 차이 표시자들은 송신국에 전송 데이터율을 조정할 것을 명령하는 데이터율 제어 명령들을 제공하기 위해 사용되는 것을 특징으로 하는 방법.
- 삭제
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- 음성 통신 및 패킷 교환 통신을 처리하기 위한 무선 통신 시스템에 있는 기지국으로서,순방향 링크의 품질 메트릭을 주기적으로 제공하는 품질 메시지 및 연속하는 품질 메시지들 사이에서 상기 품질 메트릭을 추적하는 차이 표시자들을 포함하는 신호들을 역방향 링크를 통해 수신하도록 동작하는 수신 회로;상기 역방향 링크를 통해 수신된 품질 메시지를 저장하도록 동작하는 메모리 저장 유니트; 및상기 차이 표시자들에 응답하여 상기 메모리 저장 유니트에 저장된 상기 품질 메시지를 갱신하는 차이 분석기를 포함하며,상기 품질 메트릭은 데이터율 제어 메시지인 것을 특징으로 하는 기지국.
- 음성 통신 및 패킷 교환 통신을 처리하기 위한 무선 통신 시스템에 있는 기지국으로서,순방향 링크의 품질 메트릭을 주기적으로 제공하는 품질 메시지 및 연속하는 품질 메시지들 사이에서 상기 품질 메트릭을 추적하는 차이 표시자들을 포함하는 신호들을 역방향 링크를 통해 수신하도록 동작하는 수신 회로;상기 역방향 링크를 통해 수신된 품질 메시지를 저장하도록 동작하는 메모리 저장 유니트; 및상기 차이 표시자들에 응답하여 상기 메모리 저장 유니트에 저장된 상기 품질 메시지를 갱신하는 차이 분석기를 포함하며,상기 품질 메트릭은 전력 제어 메시지인 것을 특징으로 하는 기지국.
- 제 15항에 있어서,상기 각각의 데이터율 제어 메시지는 데이터율 제어 테이블의 한 엔트리에 대응하며;상기 각각의 차이 표시자는 상기 데이터율 제어 테이블의 인접하는 엔트리를 가리키는 기지국.
- 삭제
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US09/784,807 US6985453B2 (en) | 2001-02-15 | 2001-02-15 | Method and apparatus for link quality feedback in a wireless communication system |
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KR1020037010787A Division KR100933513B1 (ko) | 2001-02-15 | 2002-01-23 | 무선 통신에서 링크 품질 피드백을 위한 방법 및 장치 |
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KR1020037010787A KR100933513B1 (ko) | 2001-02-15 | 2002-01-23 | 무선 통신에서 링크 품질 피드백을 위한 방법 및 장치 |
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US (1) | US6985453B2 (ko) |
EP (3) | EP1360778B1 (ko) |
JP (4) | JP2004531114A (ko) |
KR (2) | KR100899145B1 (ko) |
CN (3) | CN103813390B (ko) |
AT (2) | ATE554544T1 (ko) |
AU (2) | AU2002247030B8 (ko) |
BR (1) | BRPI0207875B1 (ko) |
CA (1) | CA2438440C (ko) |
DE (1) | DE60220881T2 (ko) |
DK (1) | DK1801997T3 (ko) |
ES (2) | ES2383140T3 (ko) |
HK (2) | HK1104696A1 (ko) |
IL (3) | IL157405A0 (ko) |
MX (1) | MXPA03007362A (ko) |
NO (2) | NO329818B1 (ko) |
PT (1) | PT1801997E (ko) |
RU (1) | RU2285338C2 (ko) |
TW (1) | TW535371B (ko) |
UA (1) | UA74416C2 (ko) |
WO (1) | WO2002067461A1 (ko) |
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