CN100362825C - 通过在至少一个csma补偿时间内测量载波信号的信号强度以切换至目标基站的方法与系统 - Google Patents
通过在至少一个csma补偿时间内测量载波信号的信号强度以切换至目标基站的方法与系统 Download PDFInfo
- Publication number
- CN100362825C CN100362825C CNB2004800049281A CN200480004928A CN100362825C CN 100362825 C CN100362825 C CN 100362825C CN B2004800049281 A CNB2004800049281 A CN B2004800049281A CN 200480004928 A CN200480004928 A CN 200480004928A CN 100362825 C CN100362825 C CN 100362825C
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- CN
- China
- Prior art keywords
- base station
- wireless terminal
- moving target
- carrier signal
- electric field
- 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 description 21
- 238000004891 communication Methods 0.000 claims abstract description 54
- 230000005684 electric field Effects 0.000 claims abstract description 48
- 238000005259 measurement Methods 0.000 claims description 15
- 241001269238 Data Species 0.000 claims description 3
- 238000005516 engineering process Methods 0.000 description 10
- 101100172132 Mus musculus Eif3a gene Proteins 0.000 description 7
- 238000010586 diagram Methods 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 230000006870 function Effects 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 239000000284 extract Substances 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
Images
Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W74/00—Wireless channel access
- H04W74/08—Non-scheduled access, e.g. ALOHA
- H04W74/0808—Non-scheduled access, e.g. ALOHA using carrier sensing, e.g. carrier sense multiple access [CSMA]
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L45/00—Routing or path finding of packets in data switching networks
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W40/00—Communication routing or communication path finding
- H04W40/02—Communication route or path selection, e.g. power-based or shortest path routing
- H04W40/12—Communication route or path selection, e.g. power-based or shortest path routing based on transmission quality or channel quality
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W40/00—Communication routing or communication path finding
- H04W40/34—Modification of an existing route
- H04W40/36—Modification of an existing route due to handover
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
- Small-Scale Networks (AREA)
- Communication Control (AREA)
- Data Exchanges In Wide-Area Networks (AREA)
Abstract
Description
Claims (6)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP049580/2003 | 2003-02-26 | ||
JP2003049580A JP4242666B2 (ja) | 2003-02-26 | 2003-02-26 | 無線パケット通信方法及び無線パケット通信システム |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1754343A CN1754343A (zh) | 2006-03-29 |
CN100362825C true CN100362825C (zh) | 2008-01-16 |
Family
ID=32923309
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB2004800049281A Expired - Lifetime CN100362825C (zh) | 2003-02-26 | 2004-02-26 | 通过在至少一个csma补偿时间内测量载波信号的信号强度以切换至目标基站的方法与系统 |
Country Status (7)
Country | Link |
---|---|
US (1) | US7366138B2 (zh) |
EP (1) | EP1597870B1 (zh) |
JP (1) | JP4242666B2 (zh) |
KR (1) | KR100673287B1 (zh) |
CN (1) | CN100362825C (zh) |
ES (1) | ES2418367T3 (zh) |
WO (1) | WO2004077744A1 (zh) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100678125B1 (ko) * | 2004-08-27 | 2007-02-02 | 삼성전자주식회사 | 중첩 영역을 가지는 차세대 이동통신 시스템에서의핸드오버 방법 |
JP5051128B2 (ja) | 2006-05-09 | 2012-10-17 | 日本電気株式会社 | 移動無線通信システム及び同システムにおけるハンドオーバー実行方法 |
CN100452745C (zh) * | 2007-02-16 | 2009-01-14 | 北京航空航天大学 | 带冲突分解的多址接入方法 |
CN101383758B (zh) * | 2007-09-07 | 2011-04-20 | 华为技术有限公司 | 多地址空间移动网络架构、路由器及数据发送方法 |
CN101242333B (zh) * | 2008-02-29 | 2010-06-09 | 浙江大学 | 一种基于信道感知和预测的多址接入方法 |
US9736711B2 (en) * | 2014-11-10 | 2017-08-15 | Xiaomi Inc. | Methods and devices for adjusting signal strength of router |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2001039538A1 (en) * | 1999-11-23 | 2001-05-31 | Nokia Corporation | Transfer of security association during a mobile terminal handover |
EP1124398A1 (en) * | 2000-02-09 | 2001-08-16 | Lucent Technologies Inc. | Arrangement for data exchange in a wireless communication system |
US20010024953A1 (en) * | 2000-02-24 | 2001-09-27 | Peter Balogh | Method and equipment for supporting mobility in a telecommunication system |
US20020085516A1 (en) * | 2000-12-28 | 2002-07-04 | Symbol Technologies, Inc. | Automatic and seamless vertical roaming between wireless local area network (WLAN) and wireless wide area network (WWAN) while maintaining an active voice or streaming data connection: systems, methods and program products |
CN1361645A (zh) * | 2000-12-29 | 2002-07-31 | 三星电子株式会社 | 移动站的信息服务方法 |
US20020123345A1 (en) * | 1997-02-06 | 2002-09-05 | Mahany Ronald L. | Low-power wireless beaconing network supporting proximal formation, separation and reformation |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6947408B1 (en) * | 1998-04-17 | 2005-09-20 | Telcordia Technologies, Inc. | Wireless internet access system and method |
US6763007B1 (en) * | 1998-12-11 | 2004-07-13 | Lucent Technologies Inc. | Two phase local mobility scheme for wireless access to packet based networks |
US20040039817A1 (en) * | 2002-08-26 | 2004-02-26 | Lee Mai Tranh | Enhanced algorithm for initial AP selection and roaming |
-
2003
- 2003-02-26 JP JP2003049580A patent/JP4242666B2/ja not_active Expired - Lifetime
-
2004
- 2004-02-26 KR KR20057016032A patent/KR100673287B1/ko active IP Right Grant
- 2004-02-26 CN CNB2004800049281A patent/CN100362825C/zh not_active Expired - Lifetime
- 2004-02-26 US US10/546,711 patent/US7366138B2/en active Active
- 2004-02-26 WO PCT/EP2004/050215 patent/WO2004077744A1/en active Application Filing
- 2004-02-26 EP EP04714801.0A patent/EP1597870B1/en not_active Expired - Lifetime
- 2004-02-26 ES ES04714801T patent/ES2418367T3/es not_active Expired - Lifetime
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20020123345A1 (en) * | 1997-02-06 | 2002-09-05 | Mahany Ronald L. | Low-power wireless beaconing network supporting proximal formation, separation and reformation |
WO2001039538A1 (en) * | 1999-11-23 | 2001-05-31 | Nokia Corporation | Transfer of security association during a mobile terminal handover |
EP1124398A1 (en) * | 2000-02-09 | 2001-08-16 | Lucent Technologies Inc. | Arrangement for data exchange in a wireless communication system |
US20010024953A1 (en) * | 2000-02-24 | 2001-09-27 | Peter Balogh | Method and equipment for supporting mobility in a telecommunication system |
US20020085516A1 (en) * | 2000-12-28 | 2002-07-04 | Symbol Technologies, Inc. | Automatic and seamless vertical roaming between wireless local area network (WLAN) and wireless wide area network (WWAN) while maintaining an active voice or streaming data connection: systems, methods and program products |
CN1361645A (zh) * | 2000-12-29 | 2002-07-31 | 三星电子株式会社 | 移动站的信息服务方法 |
Also Published As
Publication number | Publication date |
---|---|
US20060153149A1 (en) | 2006-07-13 |
JP2004260589A (ja) | 2004-09-16 |
JP4242666B2 (ja) | 2009-03-25 |
EP1597870A1 (en) | 2005-11-23 |
US7366138B2 (en) | 2008-04-29 |
KR100673287B1 (ko) | 2007-01-24 |
EP1597870B1 (en) | 2013-06-26 |
KR20050114629A (ko) | 2005-12-06 |
ES2418367T3 (es) | 2013-08-13 |
CN1754343A (zh) | 2006-03-29 |
WO2004077744A1 (en) | 2004-09-10 |
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Owner name: MOTOROLA MOBILE CO., LTD. Free format text: FORMER OWNER: MOTOROLA INC. Effective date: 20110107 |
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C41 | Transfer of patent application or patent right or utility model | ||
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Address after: Illinois State Patentee after: MOTOROLA MOBILITY LLC Address before: Illinois State Patentee before: MOTOROLA MOBILITY, Inc. |
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Effective date of registration: 20160315 Address after: California, USA Patentee after: Google Technology Holdings LLC Address before: Illinois State Patentee before: MOTOROLA MOBILITY LLC |
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Granted publication date: 20080116 |