CN1150512A - 移动通信系统中越区切换的功率控制方法和协议 - Google Patents
移动通信系统中越区切换的功率控制方法和协议 Download PDFInfo
- Publication number
- CN1150512A CN1150512A CN95193557A CN95193557A CN1150512A CN 1150512 A CN1150512 A CN 1150512A CN 95193557 A CN95193557 A CN 95193557A CN 95193557 A CN95193557 A CN 95193557A CN 1150512 A CN1150512 A CN 1150512A
- Authority
- CN
- China
- Prior art keywords
- level
- target cell
- handover
- travelling carriage
- transmission power
- Prior art date
- Legal status (The legal status 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 status listed.)
- Granted
Links
- 238000010295 mobile communication Methods 0.000 title claims abstract description 21
- 238000000034 method Methods 0.000 title claims abstract description 17
- 230000005540 biological transmission Effects 0.000 claims description 34
- 238000005259 measurement Methods 0.000 description 19
- 238000010586 diagram Methods 0.000 description 7
- 230000005684 electric field Effects 0.000 description 5
- 230000001413 cellular effect Effects 0.000 description 4
- 238000004891 communication Methods 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 101150080339 BTS1 gene Proteins 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Images
Classifications
-
- 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
- H04W52/34—TPC management, i.e. sharing limited amount of power among users or channels or data types, e.g. cell loading
- H04W52/343—TPC management, i.e. sharing limited amount of power among users or channels or data types, e.g. cell loading taking into account loading or congestion level
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/24—Reselection being triggered by specific parameters
- H04W36/30—Reselection being triggered by specific parameters by measured or perceived connection quality data
- H04W36/302—Reselection being triggered by specific parameters by measured or perceived connection quality data due to low signal strength
-
- 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
- H04W52/40—TPC being performed in particular situations during macro-diversity or soft handoff
-
- 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
- H04W52/50—TPC being performed in particular situations at the moment of starting communication in a multiple access environment
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/24—Reselection being triggered by specific parameters
- H04W36/30—Reselection being triggered by specific parameters by measured or perceived connection quality data
Abstract
Description
Claims (7)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI942805 | 1994-06-13 | ||
FI942805A FI111580B (fi) | 1994-06-13 | 1994-06-13 | Tehonsäätömenetelmä ja -järjestely handoverin yhteydessä matkaviestinjärjestelmässä |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1150512A true CN1150512A (zh) | 1997-05-21 |
CN1092461C CN1092461C (zh) | 2002-10-09 |
Family
ID=8540907
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN95193557A Expired - Fee Related CN1092461C (zh) | 1994-06-13 | 1995-06-12 | 移动通信系统中越区切换的功率控制方法和装置 |
Country Status (10)
Country | Link |
---|---|
US (1) | US5862489A (zh) |
EP (1) | EP0806120B1 (zh) |
JP (1) | JP3871707B2 (zh) |
CN (1) | CN1092461C (zh) |
AT (1) | ATE295667T1 (zh) |
AU (1) | AU695283B2 (zh) |
DE (1) | DE69534205T2 (zh) |
FI (1) | FI111580B (zh) |
HK (1) | HK1004183A1 (zh) |
WO (1) | WO1995035003A1 (zh) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100391301C (zh) * | 2004-08-05 | 2008-05-28 | 华为技术有限公司 | 一种确定移动台切换后初始接入功率的方法 |
CN1678121B (zh) * | 1998-05-07 | 2011-01-19 | 高通股份有限公司 | 无线通信系统中协调短消息发送与硬切换搜索的方法和设备 |
CN104718783A (zh) * | 2012-09-04 | 2015-06-17 | 苹果公司 | 在上行链路功率受限情形中减少呼叫掉线 |
US11756518B2 (en) | 2015-06-03 | 2023-09-12 | Smule, Inc. | Automated generation of coordinated audiovisual work based on content captured from geographically distributed performers |
Families Citing this family (33)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ZA965340B (en) * | 1995-06-30 | 1997-01-27 | Interdigital Tech Corp | Code division multiple access (cdma) communication system |
KR980007105A (ko) * | 1996-06-28 | 1998-03-30 | 김광호 | 이동국 송신전력 제어방법 |
JP4124499B2 (ja) * | 1996-11-14 | 2008-07-23 | 富士通株式会社 | 移動体通信システムにおいてソフトハンドオフを実施する方法及びそのための移動体通信システム並びに無線基地局 |
CA2283859C (en) * | 1997-02-24 | 2005-08-02 | At&T Wireless Services, Inc. | Highly bandwidth-efficient communications |
US5940743A (en) * | 1997-06-05 | 1999-08-17 | Nokia Mobile Phones Limited | Power control of mobile station transmissions during handoff in a cellular system |
US6418320B2 (en) | 1997-08-12 | 2002-07-09 | Nec Corporation | Mobile station and a method of reducing interference among radio channels in the mobile station |
GB2328584B (en) | 1997-08-22 | 2002-05-29 | Nokia Mobile Phones Ltd | Switching control method and apparatus for wireless telecommunications |
US5974327A (en) * | 1997-10-21 | 1999-10-26 | At&T Corp. | Adaptive frequency channel assignment based on battery power level in wireless access protocols |
US6708041B1 (en) * | 1997-12-15 | 2004-03-16 | Telefonaktiebolaget Lm (Publ) | Base station transmit power control in a CDMA cellular telephone system |
US6078813A (en) * | 1997-12-16 | 2000-06-20 | Telefonaktiebolaget L M Ericsson (Publ) | Handover quality control in a mobile communications system |
US6434386B1 (en) * | 1998-12-31 | 2002-08-13 | Telefonaktiebolaget L M Ericsson (Publ) | Method and system for monitoring power output in transceivers |
US6654608B1 (en) | 1999-04-27 | 2003-11-25 | Telefonaktiebolaget Lm Ericsson (Publ) | Tailored power levels at handoff and call setup |
GB9919595D0 (en) * | 1999-08-18 | 1999-10-20 | Nokia Telecommunications Oy | Connection control in a communication system |
US6487420B1 (en) | 1999-10-15 | 2002-11-26 | Telefonaktiebolaget Lm Ericsson (Publ) | Adaptive rach power determination for mobile telecommunications user equipment unit |
FI109163B (fi) * | 2000-02-24 | 2002-05-31 | Nokia Corp | Menetelmä ja laitteisto liikkuvuuden tukemiseksi tietoliikennejärjestelmässä |
US6937583B1 (en) * | 2001-02-13 | 2005-08-30 | Via Telecom Co., Ltd. | Method and apparatus for controlling forward link power during an intergenerational soft handoff in a CDMA communication system |
US7003310B1 (en) * | 2001-09-28 | 2006-02-21 | Arraycomm Llc. | Coupled uplink/downlink power control and spatial processing with adaptive antenna arrays |
SE523400C2 (sv) * | 2001-11-30 | 2004-04-13 | Ericsson Telefon Ab L M | Cellulärt radiokommunikationssystem som utnyttjar trådlösa optiska länkar samt förfarande för drift av systemet |
US20050047369A1 (en) * | 2003-08-25 | 2005-03-03 | Pecen Mark E. | Method and apparatus for mobility impact mitigation in a packet data communication system |
US7430420B2 (en) * | 2004-12-23 | 2008-09-30 | Lucent Technologies Inc. | Cell selection and inter-frequency handover |
IL170925A (en) * | 2005-09-18 | 2010-12-30 | Alvarion Ltd | Method and device for transmission power control in wireless communications networks |
KR101253167B1 (ko) * | 2006-08-16 | 2013-04-10 | 엘지전자 주식회사 | 이동통신 시스템에서 이동국의 상향링크 출력 전력 제어방법 |
JP5048831B2 (ja) | 2007-05-23 | 2012-10-17 | テレフオンアクチーボラゲット エル エム エリクソン(パブル) | 移動体通信システムにおける出力アップリンクおよびダウンリンク電力レベルを制御するための方法およびネットワークノード |
US9485704B2 (en) * | 2008-04-03 | 2016-11-01 | Telefonaktiebolaget Lm Ericsson (Publ) | Method and arrangement for handling handover related parameters in a mobile communications network |
EP2353249A1 (en) | 2008-10-20 | 2011-08-10 | Nokia Siemens Networks Oy | Sounding channel apparatus and method |
US8358624B1 (en) * | 2008-11-13 | 2013-01-22 | Clearwire Ip Holdings Llc | Bidirectional uplink/downlink handoff |
US8605644B2 (en) * | 2009-02-12 | 2013-12-10 | Nokia Siemens Networks Oy | Transmission power control for sounding signal for wireless networks |
CN102165802B (zh) * | 2009-06-30 | 2013-06-05 | 华为技术有限公司 | 电信方法和设备 |
US9699701B2 (en) * | 2012-08-10 | 2017-07-04 | Qualcomm Incorporated | Mobility operation in LTE |
US9253702B2 (en) | 2012-09-06 | 2016-02-02 | Telefonaktiebolaget L M Ericsson (Publ) | Handover in heterogeneous radio communication networks based on systematic imbalance differences |
TWI562658B (en) * | 2012-10-10 | 2016-12-11 | Apple Inc | Triggering cell transition in an uplink power limited condition |
US8867397B2 (en) | 2012-10-17 | 2014-10-21 | Motorola Solutions, Inc. | Method and apparatus for uplink power control in an orthogonal frequency division multiple access communication system |
US9420512B2 (en) * | 2013-01-17 | 2016-08-16 | Apple Inc. | Handling uplink power limited scenarios |
Family Cites Families (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4696027A (en) * | 1986-08-01 | 1987-09-22 | Motorola, Inc. | Handoff apparatus and method with interference reduction for a radio system |
US4797947A (en) * | 1987-05-01 | 1989-01-10 | Motorola, Inc. | Microcellular communications system using macrodiversity |
JPH02215238A (ja) * | 1989-02-15 | 1990-08-28 | Matsushita Electric Ind Co Ltd | 移動無線装置 |
US5042082A (en) * | 1989-06-26 | 1991-08-20 | Telefonaktiebolaget L. M. Ericsson | Mobile assisted handoff |
SE467332B (sv) * | 1990-06-21 | 1992-06-29 | Ericsson Telefon Ab L M | Foerfarande foer effektreglering i ett digitalt mobiltelefonisystem |
SE466426B (sv) * | 1990-07-06 | 1992-02-10 | Ericsson Telefon Ab L M | Foerfarande vid handoff i ett mobilradiosystem |
US5276906A (en) * | 1990-09-27 | 1994-01-04 | Motorola, Inc. | Radiotelephone system incorporating two thresholds for handoff |
US5507018A (en) * | 1991-03-06 | 1996-04-09 | Nokia Telecommunications Oy | Method and a device for controlling a radio transmitter |
SE9200915D0 (sv) * | 1992-03-24 | 1992-03-24 | Ericsson Telefon Ab L M | Methods in a cellular mobile radio communincation system |
GB2271245B (en) * | 1992-09-30 | 1996-05-08 | Roke Manor Research | Improvements in or relating to mobile radio systems |
DE4304095B4 (de) * | 1993-02-11 | 2005-08-25 | Philips Intellectual Property & Standards Gmbh | Mobilfunksystem |
JP2616244B2 (ja) * | 1993-05-18 | 1997-06-04 | 日本電気株式会社 | 移動通信システムのチャネル割当て方法 |
FI933209A (fi) * | 1993-07-14 | 1995-01-15 | Nokia Telecommunications Oy | Menetelmä lähetystehon säätämiseksi solukkoradiojärjestelmässä sekä tilaajapäätelaite |
JP3192839B2 (ja) * | 1993-09-20 | 2001-07-30 | 富士通株式会社 | 初期送信電力の決定方法 |
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 |
US5491837A (en) * | 1994-03-07 | 1996-02-13 | Ericsson Inc. | Method and system for channel allocation using power control and mobile-assisted handover measurements |
US5634195A (en) * | 1995-03-27 | 1997-05-27 | Telefonaktiebolaget Lm Ericsson | System and method for setting of output power parameters in a cellular mobile telecommunication system |
US5524009A (en) * | 1995-06-07 | 1996-06-04 | Nokia Mobile Phones Ltd. | Fast AGC setting using RSS (I) measurement procedure |
-
1994
- 1994-06-13 FI FI942805A patent/FI111580B/fi active
-
1995
- 1995-06-12 EP EP95922536A patent/EP0806120B1/en not_active Expired - Lifetime
- 1995-06-12 US US08/765,265 patent/US5862489A/en not_active Expired - Lifetime
- 1995-06-12 DE DE69534205T patent/DE69534205T2/de not_active Expired - Lifetime
- 1995-06-12 CN CN95193557A patent/CN1092461C/zh not_active Expired - Fee Related
- 1995-06-12 WO PCT/FI1995/000340 patent/WO1995035003A1/en active IP Right Grant
- 1995-06-12 AU AU27390/95A patent/AU695283B2/en not_active Ceased
- 1995-06-12 AT AT95922536T patent/ATE295667T1/de not_active IP Right Cessation
- 1995-06-12 JP JP50169096A patent/JP3871707B2/ja not_active Expired - Fee Related
-
1998
- 1998-04-27 HK HK98103537A patent/HK1004183A1/xx not_active IP Right Cessation
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1678121B (zh) * | 1998-05-07 | 2011-01-19 | 高通股份有限公司 | 无线通信系统中协调短消息发送与硬切换搜索的方法和设备 |
CN100391301C (zh) * | 2004-08-05 | 2008-05-28 | 华为技术有限公司 | 一种确定移动台切换后初始接入功率的方法 |
CN104718783A (zh) * | 2012-09-04 | 2015-06-17 | 苹果公司 | 在上行链路功率受限情形中减少呼叫掉线 |
US9888414B2 (en) | 2012-09-04 | 2018-02-06 | Apple Inc. | Reducing call drops in uplink power limited scenarios |
CN104718783B (zh) * | 2012-09-04 | 2018-05-15 | 苹果公司 | 用于减少上行链路功率受限情形中呼叫掉线的方法和设备 |
US11756518B2 (en) | 2015-06-03 | 2023-09-12 | Smule, Inc. | Automated generation of coordinated audiovisual work based on content captured from geographically distributed performers |
Also Published As
Publication number | Publication date |
---|---|
US5862489A (en) | 1999-01-19 |
WO1995035003A1 (en) | 1995-12-21 |
FI111580B (fi) | 2003-08-15 |
AU695283B2 (en) | 1998-08-13 |
EP0806120A1 (en) | 1997-11-12 |
EP0806120B1 (en) | 2005-05-11 |
JP3871707B2 (ja) | 2007-01-24 |
JPH10501391A (ja) | 1998-02-03 |
DE69534205D1 (de) | 2005-06-16 |
AU2739095A (en) | 1996-01-05 |
DE69534205T2 (de) | 2006-05-04 |
HK1004183A1 (en) | 1998-11-20 |
ATE295667T1 (de) | 2005-05-15 |
FI942805A (fi) | 1995-12-14 |
CN1092461C (zh) | 2002-10-09 |
FI942805A0 (fi) | 1994-06-13 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN1092461C (zh) | 移动通信系统中越区切换的功率控制方法和装置 | |
US6594500B2 (en) | Method and apparatus for controlling transmit power thresholds based on classification of wireless communication subscribers | |
US5487174A (en) | Methods in a cellular mobile radio communication system | |
JP4567210B2 (ja) | イベントベースでの移動局測定報告 | |
US6006093A (en) | Traffic control method in a hierarchical communication system | |
US6567670B1 (en) | Subscriber station, network control means and method for triggering inter-frequency measurements in a mobile communication system | |
CN1081883C (zh) | 移动通信系统及越区切换方法 | |
US6553016B1 (en) | Downlink power control at soft handover | |
GB2274228A (en) | Controlling handoff in a cellular mobile radio system | |
FI104683B (fi) | Kanavanvaihto matkaviestinjärjestelmässä | |
AU6995100A (en) | Subscriber station and method for carrying out inter-frequency measurements in amobile communication system | |
EP1192830A1 (en) | Network-evaluated handover assisted by both mobile and base-stations | |
CN1113574C (zh) | 移动通信系统中的越区切换方法 | |
KR20010075828A (ko) | 코드분할다중접속 무선통신시스템에서 전력제어 장치 및방법 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: QUALCOMM INC. Free format text: FORMER OWNER: NOKIA NETWORKS OY Effective date: 20100413 Owner name: NOKIA NETWORKS CO., LTD. Free format text: FORMER OWNER: NOKIA TELECOMMUNICATIONS CO., LTD. Effective date: 20100413 Owner name: NOKIA NETWORKS OY Free format text: FORMER OWNER: NOKIA NETWORKS CO., LTD. Effective date: 20100413 |
|
C41 | Transfer of patent application or patent right or utility model | ||
COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: ESPOO, FINLAND TO: CALIFORNIA STATE, U.S.A. |
|
TR01 | Transfer of patent right |
Effective date of registration: 20100413 Address after: California, USA Patentee after: QUALCOMM Inc. Address before: Espoo, Finland Patentee before: NOKIA Corp. Effective date of registration: 20100413 Address after: Espoo, Finland Patentee after: NOKIA Corp. Address before: Espoo, Finland Patentee before: NOKIA NETWORKS OY Effective date of registration: 20100413 Address after: Espoo, Finland Patentee after: NOKIA NETWORKS OY Address before: Espoo, Finland Patentee before: Nokia Telecommunications Oy |
|
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20021009 Termination date: 20110612 |