KR100881545B1 - 직교 시스템에서 역방향 링크 전력 제어 방법 및 장치 - Google Patents
직교 시스템에서 역방향 링크 전력 제어 방법 및 장치 Download PDFInfo
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- KR100881545B1 KR100881545B1 KR1020077003197A KR20077003197A KR100881545B1 KR 100881545 B1 KR100881545 B1 KR 100881545B1 KR 1020077003197 A KR1020077003197 A KR 1020077003197A KR 20077003197 A KR20077003197 A KR 20077003197A KR 100881545 B1 KR100881545 B1 KR 100881545B1
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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
- H04W52/14—Separate analysis of uplink or downlink
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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
- H04W52/30—TPC using constraints in the total amount of available transmission power
- H04W52/36—TPC using constraints in the total amount of available transmission power with a discrete range or set of values, e.g. step size, ramping or offsets
- H04W52/367—Power values between minimum and maximum limits, e.g. dynamic range
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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
- H04W52/12—Outer and inner loops
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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
- H04W52/14—Separate analysis of uplink or downlink
- H04W52/146—Uplink 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
- H04W52/20—TPC being performed according to specific parameters using error rate
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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
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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
- H04W52/28—TPC being performed according to specific parameters using user profile, e.g. mobile speed, priority or network state, e.g. standby, idle or non transmission
- H04W52/286—TPC being performed according to specific parameters using user profile, e.g. mobile speed, priority or network state, e.g. standby, idle or non transmission during data packet transmission, e.g. high speed packet access [HSPA]
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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
- H04W52/30—TPC using constraints in the total amount of available transmission power
- H04W52/36—TPC using constraints in the total amount of available transmission power with a discrete range or set of values, e.g. step size, ramping or offsets
-
- 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
- H04W52/38—TPC being performed in particular situations
- H04W52/48—TPC being performed in particular situations during retransmission after error or non-acknowledgment
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Abstract
Description
Claims (25)
- 역방향 링크 전력 제어를 위한 방법으로서,패킷을 전송하는 단계;상기 패킷이 에러없이 수신되었는지 여부를 결정하는 단계;상기 패킷이 에러없이 수신되었다면 유효 캐리어-대-간섭(C/I) 세트포인트를 감소시키는 단계;상기 패킷이 에러없이 수신되지 않았다면 상기 유효 C/I 세트포인트를 증가시키는 단계; 및열 수신 전력(RpOT: Received Power Over Thermal)에 기반하여 전송(TX) 전력을 조절하는 단계를 포함하는 것을 특징으로 하는 방법.
- 제 1 항에 있어서,상기 패킷이 에러없이 수신되었는지 여부를 결정하는 단계는 패킷 에러가 존재하지 않으며 상기 패킷이 손실되지 않았는지 여부를 결정하는 단계를 포함하는 것을 특징으로 하는 방법.
- 제 2 항에 있어서,수신되지 않은 데이터 패킷들에 대한 네거티브 승인(NACK) 메시지들을 전송하는 단계를 더 포함하는 것을 특징으로 하는 방법.
- 제 3 항에 있어서,상기 NACK 메시지들에 따라서 수신되지 않은 상기 데이터 패킷들을 재전송하는 단계를 더 포함하는 것을 특징으로 하는 방법.
- 제 3 항에 있어서,상기 데이터 패킷들은 하나 이상의 시간 슬롯들을 통해 전송되는 것을 특징으로 하는 방법.
- 제 1 항에 있어서,열 수신 전력(RpOT: Received Power Over Thermal)이 최대 열 수신 전력(RpOTmax)보다 큰지 여부를 결정하는 단계를 더 포함하는 것을 특징으로 하는 방법.
- 제 6 항에 있어서,상기 열 수신 전력(RpOT)은 수신된 신호 전력과 열잡음 사이의 비인 것을 특징으로 하는 방법.
- 제 6 항에 있어서,상기 RpOT가 상기 RpOTmax보다 크면 다운 명령을 생성하는 단계를 더 포함하는 것을 특징으로 하는 방법.
- 제 6 항에 있어서,유효 캐리어-대-간섭비(C/I)가 상기 세트포인트에 대한 유효 캐리어-대-간섭비(C/Isp)보다 작은지 여부를 결정하는 단계를 더 포함하는 것을 특징으로 하는 방법.
- 제 9 항에 있어서,열 수신 전력(RpOT)이 최소 열 수신 전력(RpOTmin)보다 작은지 여부를 결정하는 단계를 더 포함하는 것을 특징으로 하는 방법.
- 제 10 항에 있어서,상기 유효 캐리어-대-간섭비(C/I)가 상기 세트포인트에 대한 유효 캐리어-대-간섭비(C/Isp)보다 작지 않거나 또는 상기 열 수신 전력(RpOT)이 상기 최소 열 수신 전력(RpOTmin)보다 작지 않으면 다운 명령을 생성하는 단계를 더 포함하는 것을 특징으로 하는 방법.
- 제 10 항에 있어서,상기 유효 캐리어-대-간섭비(C/I)가 상기 세트포인트에 대한 유효 캐리어-대-간섭비(C/Isp)보다 작거나 또는 상기 열 수신 전력(RpOT)이 상기 최소 열 수신 전 력(RpOTmin)보다 작으면 업 명령을 생성하는 단계를 더 포함하는 것을 특징으로 하는 방법.
- 제 1 항에 있어서,상기 패킷이 에러없이 수신되었는지 여부를 결정하는 단계;상기 패킷이 에러없이 수신되었다면 유효 캐리어-대-간섭(C/I) 세트포인트를 감소시키는 단계; 및상기 패킷이 에러없이 수신되지 않았다면 상기 유효 C/I 세트포인트를 증가시키는 단계는 외부 루프 전력 제어를 포함하는 것을 특징으로 하는 방법.
- 제 13 항에 있어서,상기 열 수신 전력(RpOT)이 상기 최소 열 수신 전력(RpOTmin)보다 작거나 또는 같으면 상기 외부 루프 전력 제어가 디스에이블링되는 것을 특징으로 하는 방법.
- 제 13 항에 있어서,상기 열 수신 전력(RpOT)이 상기 최대 열 수신 전력(RpOTmax)보다 크거나 또는 같으면 상기 외부 루프 전력 제어가 디스에이블링되는 것을 특징으로 하는 방법.
- 제 13 항에 있어서,상기 열 수신 전력(RpOT)이 상기 최소 열 수신 전력(RpOTmin)보다 크고 상기 열 수신 전력(RpOT)이 상기 최대 열 수신 전력(RpOTmax)보다 작으면 상기 외부 루프 전력 제어가 인에이블링되는 것을 특징으로 하는 방법.
- 무선 통신 장치로서,패킷을 전송하기 위한 수단;상기 패킷이 에러없이 수신되었는지 여부를 결정하기 위한 수단;상기 패킷이 에러없이 수신되었다면 유효 캐리어-대-간섭(C/I) 세트포인트를 감소시키기 위한 수단;상기 패킷이 에러없이 수신되지 않았다면 상기 유효 C/I 세트포인트를 증가시키기 위한 수단; 및열 수신 전력(RpOT)에 기반하여 전송(TX) 전력을 조절하기 위한 수단을 포함하는 것을 특징으로 하는 장치.
- 제 17 항에 있어서,열 수신 전력(RpOT)이 최대 열 수신 전력(RpOTmax)보다 큰지 여부를 결정하기 위한 수단을 더 포함하는 것을 특징으로 하는 장치.
- 제 18 항에 있어서,상기 RpOT가 상기 RpOTmax보다 크면 다운 명령을 생성하기 위한 수단을 더 포함하는 것을 특징으로 하는 장치.
- 무선 통신 시스템에서 간섭을 추정하는 방법을 실행하도록 프로그래밍된 프로세서로서, 상기 방법은,패킷을 전송하는 단계;상기 패킷이 에러없이 수신되었는지 여부를 결정하는 단계;상기 패킷이 에러없이 수신되었다면 유효 캐리어-대-간섭(C/I) 세트포인트를 감소시키는 단계;상기 패킷이 에러없이 수신되지 않았다면 상기 유효 C/I 세트포인트를 증가시키는 단계; 및열 수신 전력(RpOT)에 기반하여 전송(TX) 전력을 조절하는 단계를 포함하는 것을 특징으로 하는 프로세서.
- 제 20 항에 있어서,상기 방법은, 열 수신 전력(RpOT)이 최대 열 수신 전력(RpOTmax)보다 큰지 여부를 결정하는 단계를 더 포함하는 것을 특징으로 하는 프로세서.
- 제 21 항에 있어서,상기 방법은, 상기 RpOT가 상기 RpOTmax보다 크면 다운 명령을 생성하는 단계를 더 포함하는 것을 특징으로 하는 프로세서.
- 역방향 링크 전력을 제어하는 방법을 구현하는 컴퓨터 판독가능 매체로서, 상기 방법은,패킷을 전송하는 단계;상기 패킷이 에러없이 수신되었는지 여부를 결정하는 단계;상기 패킷이 에러없이 수신되었다면 유효 캐리어-대-간섭(C/I) 세트포인트를 감소시키는 단계;상기 패킷이 에러없이 수신되지 않았다면 상기 유효 C/I 세트포인트를 증가시키는 단계; 및열 수신 전력(RpOT)에 기반하여 전송(TX) 전력을 조절하는 단계를 포함하는 것을 특징으로 하는 컴퓨터 판독가능 매체.
- 제 23 항에 있어서,상기 방법은, 열 수신 전력(RpOT)이 최대 열 수신 전력(RpOTmax)보다 큰지 여부를 결정하는 단계를 더 포함하는 것을 특징으로 하는 컴퓨터 판독가능 매체.
- 제 24 항에 있어서,상기 방법은, 상기 RpOT가 상기 RpOTmax보다 크면 다운 명령을 생성하는 단계를 더 포함하는 것을 특징으로 하는 컴퓨터 판독가능 매체.
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US58982304P | 2004-07-20 | 2004-07-20 | |
US60/589,823 | 2004-07-20 | ||
US11/022,348 US7594151B2 (en) | 2004-06-18 | 2004-12-22 | Reverse link power control in an orthogonal system |
US11/022,348 | 2004-12-22 |
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KR20070039588A KR20070039588A (ko) | 2007-04-12 |
KR100881545B1 true KR100881545B1 (ko) | 2009-02-02 |
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US (2) | US7594151B2 (ko) |
EP (2) | EP2429246B1 (ko) |
JP (1) | JP4499786B2 (ko) |
KR (1) | KR100881545B1 (ko) |
CN (1) | CN101023597B (ko) |
AU (1) | AU2005267163B2 (ko) |
BR (1) | BRPI0513699B1 (ko) |
CA (1) | CA2574561C (ko) |
IL (1) | IL180829A0 (ko) |
MX (1) | MX2007000812A (ko) |
RU (1) | RU2355110C2 (ko) |
TW (1) | TWI322586B (ko) |
WO (1) | WO2006012376A1 (ko) |
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Also Published As
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AU2005267163B2 (en) | 2009-03-05 |
US20090274232A1 (en) | 2009-11-05 |
AU2005267163A1 (en) | 2006-02-02 |
EP1769589A1 (en) | 2007-04-04 |
CA2574561C (en) | 2011-12-13 |
TW200627829A (en) | 2006-08-01 |
BRPI0513699A (pt) | 2008-05-13 |
EP2429246B1 (en) | 2017-04-26 |
WO2006012376A1 (en) | 2006-02-02 |
CA2574561A1 (en) | 2006-02-02 |
RU2355110C2 (ru) | 2009-05-10 |
TWI322586B (en) | 2010-03-21 |
US20060002346A1 (en) | 2006-01-05 |
JP2008507910A (ja) | 2008-03-13 |
CN101023597B (zh) | 2011-11-23 |
MX2007000812A (es) | 2007-04-02 |
JP4499786B2 (ja) | 2010-07-07 |
EP2429246A1 (en) | 2012-03-14 |
US7594151B2 (en) | 2009-09-22 |
CN101023597A (zh) | 2007-08-22 |
BRPI0513699B1 (pt) | 2019-04-24 |
RU2007106107A (ru) | 2008-08-27 |
US7962826B2 (en) | 2011-06-14 |
KR20070039588A (ko) | 2007-04-12 |
IL180829A0 (en) | 2007-06-03 |
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