KR20000009835A - 삭제 지시 비트를 이용한 순방향 전력 제어 파라미터 제어방법 - Google Patents
삭제 지시 비트를 이용한 순방향 전력 제어 파라미터 제어방법 Download PDFInfo
- Publication number
- KR20000009835A KR20000009835A KR1019980030483A KR19980030483A KR20000009835A KR 20000009835 A KR20000009835 A KR 20000009835A KR 1019980030483 A KR1019980030483 A KR 1019980030483A KR 19980030483 A KR19980030483 A KR 19980030483A KR 20000009835 A KR20000009835 A KR 20000009835A
- Authority
- KR
- South Korea
- Prior art keywords
- gain
- traffic channel
- power control
- value
- signal
- Prior art date
Links
Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
- H04W52/04—Transmission power control [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
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
- H04W52/04—Transmission power control [TPC]
- H04W52/06—TPC algorithms
- H04W52/14—Separate analysis of uplink or downlink
- H04W52/143—Downlink power control
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
- H04W52/04—Transmission power control [TPC]
- H04W52/30—Transmission power control [TPC] using constraints in the total amount of available transmission power
- H04W52/34—TPC management, i.e. sharing limited amount of power among users or channels or data types, e.g. cell loading
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
- H04W52/04—Transmission power control [TPC]
- H04W52/30—Transmission power control [TPC] using constraints in the total amount of available transmission power
- H04W52/36—Transmission power control [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. Transmission Power Control [TPC] or power classes
- H04W52/04—Transmission power control [TPC]
- H04W52/38—TPC being performed in particular situations
- H04W52/50—TPC being performed in particular situations at the moment of starting communication in a multiple access environment
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
Description
Claims (7)
- 이동 통신 서비스를 제공하는 시스템의 기지국에 있어서,초기 트래픽 채널의 이득 초기값을 단말기의 통화중 신호대 잡음비가 5dB 이상 되도록 상향 조절하는, 삭제 지시 비트를 이용한 순방향 전력 제어 파라미터 제어 방법.
- 제 1 항에 있어서, 상기 초기 트래픽 채널의 이득 초기값은,트래픽 채널의 신호세기가
GP GT - 제 2 항에 있어서, 상기 초기 트래픽 채널의 이득 초기값은 100인, 삭제 지시 비트를 이용한 순방향 전력 제어 파라미터 제어 방법.
- 이동 통신 서비스를 제공하는 시스템의 기지국에 있어서, 트래픽 채널의 이득값 조정 범위를 최대 이득값을 높게 설정하여 셀 가장자리의 품질을 확보하고, 최소 이득값은 낮게 설정하여 셀 중심에서의 용량을 증가시킨, 삭제 지시 비트를 이용한 순방향 전력 제어 파라미터 제어 방법.
- 제 4 항에 있어서, 상기 최대 이득값을 127로, 최소 이득값은 35로 설정하는, 삭제 지시 비트를 이용한 순방향 전력 제어 파라미터 제어 방법.
- 제 4 항에 있어서, 상기 트래픽 채널의 최대 이득값이 증가되어 가입자 용량이 감소되는 것에 따른 빠른 전력 제어를 위해 순방향 링크에 있어서 프레임 에러가 발생하지 않을 때에 트래픽 채널의 신호세기를 감소시키는 주기를 짧게한, 삭제 지시 비트를 이용한 순방향 전력 제어 파라미터 제어 방법.
- 제 6 항에 있어서, 상기 주기는, 역방향 트래픽 채널의 앞부분에 추가된 `삭제 지시 비트'가 연속해서 20번 수신될 때인, 삭제 지시 비트를 이용한 순방향 전력 제어 파라미터 제어 방법.
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019980030483A KR100285310B1 (ko) | 1998-07-29 | 1998-07-29 | Cdma통신시스템의삭제지시비트를이용한순방향전력제어파라미터제어방법 |
AU41051/99A AU733491B2 (en) | 1998-07-29 | 1999-07-22 | Method for controlling forward power utilizing an erasure indicator bit in a CDMA system |
US09/360,915 US6501958B1 (en) | 1998-07-29 | 1999-07-26 | Method for controlling forward power control utilizing an erasure indicator bit in a CDMA system |
CNB991105494A CN1207927C (zh) | 1998-07-29 | 1999-07-29 | Cdma系统中利用擦除指示比特控制前向功率的方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019980030483A KR100285310B1 (ko) | 1998-07-29 | 1998-07-29 | Cdma통신시스템의삭제지시비트를이용한순방향전력제어파라미터제어방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20000009835A true KR20000009835A (ko) | 2000-02-15 |
KR100285310B1 KR100285310B1 (ko) | 2001-04-02 |
Family
ID=19545503
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019980030483A KR100285310B1 (ko) | 1998-07-29 | 1998-07-29 | Cdma통신시스템의삭제지시비트를이용한순방향전력제어파라미터제어방법 |
Country Status (4)
Country | Link |
---|---|
US (1) | US6501958B1 (ko) |
KR (1) | KR100285310B1 (ko) |
CN (1) | CN1207927C (ko) |
AU (1) | AU733491B2 (ko) |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7184426B2 (en) | 2002-12-12 | 2007-02-27 | Qualcomm, Incorporated | Method and apparatus for burst pilot for a time division multiplex system |
US9118387B2 (en) | 1997-11-03 | 2015-08-25 | Qualcomm Incorporated | Pilot reference transmission for a wireless communication system |
KR100609128B1 (ko) * | 1999-07-12 | 2006-08-04 | 에스케이 텔레콤주식회사 | 이동 통신 시스템의 통화 품질 측정 장치 및 방법 |
US8064409B1 (en) | 1999-08-25 | 2011-11-22 | Qualcomm Incorporated | Method and apparatus using a multi-carrier forward link in a wireless communication system |
KR100641769B1 (ko) * | 1999-08-31 | 2006-11-13 | 유티스타콤코리아 유한회사 | 이동통신 시스템에서의 역방향 전력제어 부채널을 이용한 순방향 전력제어방법 |
US6621804B1 (en) | 1999-10-07 | 2003-09-16 | Qualcomm Incorporated | Method and apparatus for predicting favored supplemental channel transmission slots using transmission power measurements of a fundamental channel |
US7194280B2 (en) * | 2000-01-12 | 2007-03-20 | Telefonaktiebolaget Lm Ericsson (Publ) | Mobile station assisted forward link open loop power and rate control in a CDMA system |
DE60006930T2 (de) * | 2000-02-08 | 2004-10-28 | Alcatel | Verfahren zum Einstellen eines Übertragungsqualität-Sollwertes für Sendleistungsregelung in einem Mobilfunkübertragungssystem |
US6718171B1 (en) * | 2000-06-26 | 2004-04-06 | Denso Corporation | Robust and efficient reacquisition after call release |
JP5118793B2 (ja) * | 2000-06-29 | 2013-01-16 | ソニー株式会社 | サービス提供システム |
US6801759B1 (en) * | 2000-09-25 | 2004-10-05 | Qualcomm, Incorporated | Method and apparatus for power control in a wireless communication system |
US6973098B1 (en) | 2000-10-25 | 2005-12-06 | Qualcomm, Incorporated | Method and apparatus for determining a data rate in a high rate packet data wireless communications system |
US7068683B1 (en) | 2000-10-25 | 2006-06-27 | Qualcomm, Incorporated | Method and apparatus for high rate packet data and low delay data transmissions |
US7010316B2 (en) * | 2001-09-28 | 2006-03-07 | Qualcomm Incorporated | Method and apparatus for multi-channel reverse link outer-loop power control |
US6782272B2 (en) * | 2002-10-09 | 2004-08-24 | Motorola, Inc. | Network control having selective reverse mobile frame biasing |
US7801547B2 (en) * | 2005-12-22 | 2010-09-21 | Telefonaktiebolaget L M Ericsson (Publ) | System and method for determining downlink signaling power in a radio communication network |
US20070177544A1 (en) * | 2006-01-27 | 2007-08-02 | Dongzhe Cui | Using the repetition of an erasure indicator bit to enhance a power control command during handoff |
US8811200B2 (en) | 2009-09-22 | 2014-08-19 | Qualcomm Incorporated | Physical layer metrics to support adaptive station-dependent channel state information feedback rate in multi-user communication systems |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SE467386B (sv) * | 1990-10-05 | 1992-07-06 | Ericsson Telefon Ab L M | Foerfarande foer reglering av uteffekt i mobilradiosystem |
JP2911090B2 (ja) * | 1993-09-29 | 1999-06-23 | エヌ・ティ・ティ移動通信網株式会社 | 移動通信の基地局装置及び移動局装置 |
US5383219A (en) * | 1993-11-22 | 1995-01-17 | Qualcomm Incorporated | Fast forward link power control in a code division multiple access system |
JP2980156B2 (ja) * | 1994-05-12 | 1999-11-22 | エヌ・ティ・ティ移動通信網株式会社 | 送信電力制御方法および該制御方法を用いたスペクトル拡散通信装置 |
JP2773721B2 (ja) * | 1995-12-28 | 1998-07-09 | 日本電気株式会社 | 送信電力制御方式 |
US5884187A (en) * | 1996-03-13 | 1999-03-16 | Ziv; Noam A. | Method and apparatus for providing centralized power control administration for a set of base stations |
US5893035A (en) * | 1996-09-16 | 1999-04-06 | Qualcomm Incorporated | Centralized forward link power control |
US5960361A (en) * | 1996-10-22 | 1999-09-28 | Qualcomm Incorporated | Method and apparatus for performing a fast downward move in a cellular telephone forward link power control system |
KR100259839B1 (ko) * | 1997-06-30 | 2000-06-15 | 윤종용 | 삭제 지시자 비트를 이용한 순방향 전력 제어 방법 |
US6154659A (en) * | 1997-12-24 | 2000-11-28 | Nortel Networks Limited | Fast forward link power control in a code division multiple access system |
US6144841A (en) * | 1998-03-10 | 2000-11-07 | Nortel Networks Corporation | Method and system for managing forward link power control within a code-division multiple access mobile telephone communication network |
US6058107A (en) * | 1998-04-08 | 2000-05-02 | Motorola, Inc. | Method for updating forward power control in a communication system |
-
1998
- 1998-07-29 KR KR1019980030483A patent/KR100285310B1/ko not_active IP Right Cessation
-
1999
- 1999-07-22 AU AU41051/99A patent/AU733491B2/en not_active Ceased
- 1999-07-26 US US09/360,915 patent/US6501958B1/en not_active Expired - Fee Related
- 1999-07-29 CN CNB991105494A patent/CN1207927C/zh not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
CN1250326A (zh) | 2000-04-12 |
US6501958B1 (en) | 2002-12-31 |
AU733491B2 (en) | 2001-05-17 |
AU4105199A (en) | 2000-02-24 |
KR100285310B1 (ko) | 2001-04-02 |
CN1207927C (zh) | 2005-06-22 |
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