CN1110972C - 在码分多址移动通信系统中减少基站之间连续硬切换的方法 - Google Patents
在码分多址移动通信系统中减少基站之间连续硬切换的方法 Download PDFInfo
- Publication number
- CN1110972C CN1110972C CN98102168A CN98102168A CN1110972C CN 1110972 C CN1110972 C CN 1110972C CN 98102168 A CN98102168 A CN 98102168A CN 98102168 A CN98102168 A CN 98102168A CN 1110972 C CN1110972 C CN 1110972C
- Authority
- CN
- China
- Prior art keywords
- handover
- pilot
- base station
- base stations
- station
- 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.)
- Expired - Lifetime
Links
- 238000000034 method Methods 0.000 title claims abstract description 44
- 238000010295 mobile communication Methods 0.000 title claims abstract description 22
- 230000009467 reduction Effects 0.000 title description 5
- 238000013468 resource allocation Methods 0.000 claims abstract description 22
- 238000005259 measurement Methods 0.000 claims abstract description 21
- GNFTZDOKVXKIBK-UHFFFAOYSA-N 3-(2-methoxyethoxy)benzohydrazide Chemical compound COCCOC1=CC=CC(C(=O)NN)=C1 GNFTZDOKVXKIBK-UHFFFAOYSA-N 0.000 claims 1
- FGUUSXIOTUKUDN-IBGZPJMESA-N C1(=CC=CC=C1)N1C2=C(NC([C@H](C1)NC=1OC(=NN=1)C1=CC=CC=C1)=O)C=CC=C2 Chemical compound C1(=CC=CC=C1)N1C2=C(NC([C@H](C1)NC=1OC(=NN=1)C1=CC=CC=C1)=O)C=CC=C2 FGUUSXIOTUKUDN-IBGZPJMESA-N 0.000 claims 1
- 238000004891 communication Methods 0.000 abstract description 8
- 230000006866 deterioration Effects 0.000 abstract description 2
- 210000004027 cell Anatomy 0.000 description 25
- 230000008569 process Effects 0.000 description 4
- 238000012545 processing Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 210000003888 boundary cell Anatomy 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005562 fading Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/24—Radio transmission systems, i.e. using radiation field for communication between two or more posts
- H04B7/26—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile
- H04B7/2628—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile using code-division multiple access [CDMA] or spread spectrum multiple access [SSMA]
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/0005—Control or signalling for completing the hand-off
- H04W36/0055—Transmission or use of information for re-establishing the radio link
- H04W36/0079—Transmission or use of information for re-establishing the radio link in case of hand-off failure or rejection
-
- 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
- H04W84/00—Network topologies
- H04W84/02—Hierarchically pre-organised networks, e.g. paging networks, cellular networks, WLAN [Wireless Local Area Network] or WLL [Wireless Local Loop]
- H04W84/04—Large scale networks; Deep hierarchical networks
- H04W84/042—Public Land Mobile systems, e.g. cellular systems
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/08—Reselecting an access point
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/16—Performing reselection for specific purposes
- H04W36/18—Performing reselection for specific purposes for allowing seamless reselection, e.g. soft reselection
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
Description
Claims (7)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1019970019970A KR100240451B1 (ko) | 1997-05-22 | 1997-05-22 | 기지국 사이의 연속 하드 핸드오프 감소 방법 |
| KR19970/1997 | 1997-05-22 | ||
| KR19970/97 | 1997-05-22 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1200635A CN1200635A (zh) | 1998-12-02 |
| CN1110972C true CN1110972C (zh) | 2003-06-04 |
Family
ID=19506679
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN98102168A Expired - Lifetime CN1110972C (zh) | 1997-05-22 | 1998-05-21 | 在码分多址移动通信系统中减少基站之间连续硬切换的方法 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US6301234B1 (zh) |
| KR (1) | KR100240451B1 (zh) |
| CN (1) | CN1110972C (zh) |
Families Citing this family (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6442389B1 (en) * | 1999-06-21 | 2002-08-27 | Motorola, Inc. | Method and apparatus for optimizing parameters of a communication system |
| US7333451B1 (en) * | 1999-10-18 | 2008-02-19 | Nortel Networks Limited | Buffer management for mobile internet protocol |
| US6748239B1 (en) * | 1999-12-01 | 2004-06-08 | Ericsson Inc. | Methods and systems for communicating service codes over a PSTN using single stage dialing |
| US6768908B1 (en) * | 2000-04-07 | 2004-07-27 | Motorola, Inc. | Method and apparatus for soft handoff communications in a communication system operating according to IS-95B and IS-95C standards |
| US7567781B2 (en) * | 2001-01-05 | 2009-07-28 | Qualcomm, Incorporated | Method and apparatus for power level adjustment in a wireless communication system |
| US7260401B2 (en) * | 2000-12-05 | 2007-08-21 | Qualcomm Incorporated | Method and apparatus for flexible call recovery in a wireless communication system |
| US7945266B2 (en) * | 2000-12-05 | 2011-05-17 | Qualcomm Incorporated | Method and apparatus for call recovery in a wireless communication system |
| US7099672B2 (en) * | 2002-02-06 | 2006-08-29 | Duke University | Methods and systems for improving utilization of traffic channels in a mobile communications network |
| US7961682B2 (en) * | 2002-04-11 | 2011-06-14 | Qualcomm Incorporated | Handoff between base stations of different protocol revisions in a CDMA system |
| JP4008301B2 (ja) * | 2002-08-01 | 2007-11-14 | 株式会社エヌ・ティ・ティ・ドコモ | 基地局接続方法、無線ネットワーク制御装置及び移動局 |
| JP2004260444A (ja) * | 2003-02-25 | 2004-09-16 | Ntt Docomo Inc | ハンドオーバ制御システム及びその方法並びに移動端末、ハンドオーバ制御装置 |
| KR100735225B1 (ko) * | 2003-07-12 | 2007-07-03 | 삼성전자주식회사 | 이동통신 시스템에서 보코더 자원 관리 방법 |
| CN1327739C (zh) * | 2004-04-16 | 2007-07-18 | 上海贝尔三星移动通信有限公司 | 一种码分多址移动通信系统中的切换方法及其设备 |
| KR100586236B1 (ko) * | 2004-12-21 | 2006-06-07 | 한국전자통신연구원 | 이동통신 망에서의 단말기별 핸드오버 제어 시스템 및 그방법 |
| US8489145B2 (en) * | 2005-04-26 | 2013-07-16 | Mitsubishi Electric Corporation | Radio base station and base station control apparatus |
| WO2007066849A1 (en) * | 2005-12-09 | 2007-06-14 | Electronics And Telecommunications Research Institute | System for diminishing the load of platform which traces the location of moving object and method thereof |
| KR101417028B1 (ko) * | 2007-11-29 | 2014-07-08 | 엘지전자 주식회사 | 이벤트 발생에 관한 측정보고 메시지의 전송방법 |
| US8903413B2 (en) * | 2009-03-20 | 2014-12-02 | Qualcomm Incorporated | Hybrid cell management in wireless networks |
| CN101631346B (zh) * | 2009-06-05 | 2012-06-20 | 西安电子科技大学 | 基于信号强度和负载估计的区间切换方法 |
| KR101147023B1 (ko) * | 2010-10-25 | 2012-05-17 | 콘텔라 주식회사 | 펨토셀 시스템 및 그 핸드오버 방법 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5267261A (en) * | 1992-03-05 | 1993-11-30 | Qualcomm Incorporated | Mobile station assisted soft handoff in a CDMA cellular communications system |
| ATE200378T1 (de) * | 1994-01-27 | 2001-04-15 | Nokia Networks Oy | Semi-abrupte verbindungsübergabe in einem zellularen telekommunikationssystem |
| KR970008171B1 (ko) * | 1994-12-15 | 1997-05-21 | 재단법인 한국전자통신연구소 | 코드분할 다중접속 셀룰러 시스템에서의 트래픽 채널 할당 방법 |
| JP3274337B2 (ja) * | 1995-12-27 | 2002-04-15 | 株式会社東芝 | Cdmaセルラ無線システム |
| JP2803720B2 (ja) * | 1996-04-10 | 1998-09-24 | 日本電気株式会社 | Cdma移動通信システム用ハンドオフ制御方式 |
| US5937019A (en) * | 1996-08-07 | 1999-08-10 | Qualcomm Incorporated | Method and apparatus for reliable intersystem handoff in a CDMA system |
-
1997
- 1997-05-22 KR KR1019970019970A patent/KR100240451B1/ko not_active Expired - Fee Related
-
1998
- 1998-05-14 US US09/078,578 patent/US6301234B1/en not_active Expired - Lifetime
- 1998-05-21 CN CN98102168A patent/CN1110972C/zh not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| CN1200635A (zh) | 1998-12-02 |
| KR19980084251A (ko) | 1998-12-05 |
| US6301234B1 (en) | 2001-10-09 |
| KR100240451B1 (ko) | 2000-01-15 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN1110972C (zh) | 在码分多址移动通信系统中减少基站之间连续硬切换的方法 | |
| CN1207932C (zh) | 码分多址蜂窝系统中软交换越区切换方法 | |
| CN1155283C (zh) | 频率间越区切换方法 | |
| CN1118964C (zh) | 导频测量请求指令的控制方法与系统 | |
| CN1117504C (zh) | 确定频率间硬切换的执行时间和建立硬切换环境的方法 | |
| CN1087128C (zh) | 采用虚拟导频的硬越区连接方法 | |
| CN1171493C (zh) | 在无线电通信系统中过区切换的动态阈值调整的方法和系统 | |
| CN1117495C (zh) | 用多个共同频率的半软切换方法和系统 | |
| CN1149889C (zh) | 与带宽有关的小区层选择 | |
| CN1306844C (zh) | 蜂窝通信系统内的切换 | |
| CN1110220C (zh) | 越区切换方法 | |
| CN1270578C (zh) | 在分层小区结构中利用载干比来提供多播业务的方法 | |
| CN1281010C (zh) | 周期上报频间硬切换判决方法 | |
| CN1628476A (zh) | 通过将不同切换参数用于通信网络中的不同业务和用户类别来执行切换的方法 | |
| CN1832621A (zh) | 多频点系统中的切换控制方法 | |
| CN1100457C (zh) | 在无线电信网络中释放话音信道的方法 | |
| CN1182736C (zh) | 在蜂窝移动通信系统中执行硬越区切换的方法 | |
| CN1859726A (zh) | 一种用户终端在分层小区中切换的实现方法 | |
| CN1968535A (zh) | 选择目标小区的方法和装置 | |
| CN1731883A (zh) | Td-scdma系统中切换判决方法 | |
| CN1263239C (zh) | 一种宽带码分多址系统中的软切换方法 | |
| CN1241347C (zh) | 一种基于双门限判决的快速切换方法 | |
| CN1599468A (zh) | 移动通信系统的越区切换的方法和装置 | |
| CN1258946C (zh) | 用于控制无线电通信系统中的硬和软越区切换中方法和系统 | |
| CN1859074A (zh) | 一种防止用户设备在基站间切换时数据丢失的方法 |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C06 | Publication | ||
| PB01 | Publication | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: LG ELECTRONICS INC. Free format text: FORMER OWNER: LG INFORMATION + COMMUNICATIONS, LTD. Effective date: 20140526 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20140526 Address after: Seoul, South Kerean Patentee after: LG Electronics Inc. Address before: Seoul, South Kerean Patentee before: LG Information & Communications, Ltd. |
|
| ASS | Succession or assignment of patent right |
Owner name: AOPU DISI CELLULAR TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: LG ELECTRONICS INC. Effective date: 20150106 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20150106 Address after: American Texas Patentee after: Ao Pudisi cellular technology Co., Ltd Address before: Seoul, South Kerean Patentee before: LG Electronics Inc. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20030604 |
|
| CX01 | Expiry of patent term |