CN1295738A - Cdma方式的移动无线电终端装置 - Google Patents
Cdma方式的移动无线电终端装置 Download PDFInfo
- Publication number
- CN1295738A CN1295738A CN99804680A CN99804680A CN1295738A CN 1295738 A CN1295738 A CN 1295738A CN 99804680 A CN99804680 A CN 99804680A CN 99804680 A CN99804680 A CN 99804680A CN 1295738 A CN1295738 A CN 1295738A
- Authority
- CN
- China
- Prior art keywords
- antenna
- signal
- equipment
- receives
- mobile radio
- 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
Images
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/34—Reselection control
- H04W36/36—Reselection control by user or terminal equipment
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
- H04B7/0837—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using pre-detection combining
- H04B7/084—Equal gain combining, only phase adjustments
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
- H04B7/0802—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using antenna selection
- H04B7/0817—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using antenna selection with multiple receivers and antenna path selection
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
- H04B7/0868—Hybrid systems, i.e. switching and combining
- H04B7/0874—Hybrid systems, i.e. switching and combining using subgroups of receive antennas
- H04B7/0877—Hybrid systems, i.e. switching and combining using subgroups of receive antennas switching off a diversity branch, e.g. to save power
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/02—Arrangements for detecting or preventing errors in the information received by diversity reception
- H04L1/06—Arrangements for detecting or preventing errors in the information received by diversity reception using space diversity
-
- 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
- H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
- H04W88/02—Terminal devices
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/022—Site diversity; Macro-diversity
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
- H04B7/0802—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using antenna selection
- H04B7/0834—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using antenna selection based on external parameters, e.g. subscriber speed or location
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
Description
Claims (6)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP37338298A JP3691975B2 (ja) | 1998-12-28 | 1998-12-28 | Cdma方式の移動無線端末装置 |
JP373382/1998 | 1998-12-28 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1295738A true CN1295738A (zh) | 2001-05-16 |
CN1112825C CN1112825C (zh) | 2003-06-25 |
Family
ID=18502066
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN99804680A Expired - Fee Related CN1112825C (zh) | 1998-12-28 | 1999-12-24 | Cdma方式的移动无线电终端装置 |
Country Status (6)
Country | Link |
---|---|
US (1) | US7020122B1 (zh) |
JP (1) | JP3691975B2 (zh) |
KR (1) | KR100474055B1 (zh) |
CN (1) | CN1112825C (zh) |
GB (1) | GB2350978B (zh) |
WO (1) | WO2000041335A1 (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2010105436A1 (zh) * | 2009-03-20 | 2010-09-23 | 华为技术有限公司 | 一种小区切换的方法和设备 |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7103382B2 (en) | 2001-07-10 | 2006-09-05 | Kyocera Wireless Corp. | System and method for receiving and transmitting information in a multipath environment |
JP2003224874A (ja) | 2002-01-29 | 2003-08-08 | Fujitsu Ltd | 移動通信ネットワークのルータおよび移動通信端末 |
JP4193589B2 (ja) * | 2003-05-28 | 2008-12-10 | 日本電気株式会社 | 携帯通信端末及びそのアンテナ切替方法 |
WO2005011167A1 (ja) * | 2003-07-29 | 2005-02-03 | Fujitsu Limited | Ofdmシステムにおけるパイロット多重方法及び送受信装置 |
JP4336760B2 (ja) * | 2004-01-14 | 2009-09-30 | 日本電気株式会社 | ダイバーシティ受信機およびアンテナ切り替え制御方法 |
WO2005081558A1 (ja) | 2004-02-23 | 2005-09-01 | Nec Corporation | 移動機、及び無線インターフェースの配置方法 |
JP4896804B2 (ja) * | 2007-04-26 | 2012-03-14 | 京セラ株式会社 | 無線通信端末装置および無線通信方法 |
JP5422112B2 (ja) * | 2007-11-15 | 2014-02-19 | 京セラ株式会社 | 移動体通信装置、アンテナ切替方法及びアンテナ切替プログラム |
US8811922B2 (en) * | 2011-04-18 | 2014-08-19 | Apple Inc. | LTE/1X dual-standby with single-chip radio |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5241084B2 (zh) | 1973-04-03 | 1977-10-17 | ||
JPH06284062A (ja) | 1993-03-25 | 1994-10-07 | Toshiba Corp | 移動通信端末機及び移動通信システム |
JPH0787057A (ja) | 1993-06-23 | 1995-03-31 | Clarion Co Ltd | スペクトラム拡散通信用ダイバーシチ受信機 |
JPH07231278A (ja) * | 1994-02-18 | 1995-08-29 | Fujitsu Ltd | 直接拡散スペクトル拡散通信方式によるレイク受信機 |
KR960009459B1 (en) * | 1994-02-19 | 1996-07-19 | Lg Electronics Inc | Soft hand-off |
JPH0888593A (ja) | 1994-09-20 | 1996-04-02 | Japan Radio Co Ltd | ダイバーシティ受信切換方式 |
US5940452A (en) * | 1995-11-29 | 1999-08-17 | Motorola, Inc. | Dual mode radio subscriber unit having a diversity receiver apparatus and method therefor |
JP3009031B2 (ja) * | 1996-04-16 | 2000-02-14 | 日本電気株式会社 | 移動体交換局 |
JP3380435B2 (ja) * | 1996-08-23 | 2003-02-24 | 株式会社エヌ・ティ・ティ・ドコモ | Rake受信装置 |
JPH10215238A (ja) * | 1997-01-28 | 1998-08-11 | Ricoh Co Ltd | スペクトル直接拡散ダイバーシティ受信装置 |
JPH10247869A (ja) | 1997-03-04 | 1998-09-14 | Nec Corp | ダイバーシティ回路 |
US6212368B1 (en) * | 1998-05-27 | 2001-04-03 | Ericsson Inc. | Measurement techniques for diversity and inter-frequency mobile assisted handoff (MAHO) |
-
1998
- 1998-12-28 JP JP37338298A patent/JP3691975B2/ja not_active Expired - Lifetime
-
1999
- 1999-12-24 WO PCT/JP1999/007294 patent/WO2000041335A1/ja not_active Application Discontinuation
- 1999-12-24 CN CN99804680A patent/CN1112825C/zh not_active Expired - Fee Related
- 1999-12-24 GB GB0021103A patent/GB2350978B/en not_active Expired - Fee Related
- 1999-12-24 US US09/623,137 patent/US7020122B1/en not_active Expired - Fee Related
- 1999-12-24 KR KR10-2000-7009442A patent/KR100474055B1/ko not_active IP Right Cessation
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2010105436A1 (zh) * | 2009-03-20 | 2010-09-23 | 华为技术有限公司 | 一种小区切换的方法和设备 |
Also Published As
Publication number | Publication date |
---|---|
CN1112825C (zh) | 2003-06-25 |
JP2000196520A (ja) | 2000-07-14 |
KR20010085201A (ko) | 2001-09-07 |
WO2000041335A8 (fr) | 2000-08-31 |
US7020122B1 (en) | 2006-03-28 |
GB2350978B (en) | 2003-11-05 |
JP3691975B2 (ja) | 2005-09-07 |
KR100474055B1 (ko) | 2005-03-08 |
GB0021103D0 (en) | 2000-10-11 |
GB2350978A (en) | 2000-12-13 |
WO2000041335A1 (fr) | 2000-07-13 |
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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 | ||
C56 | Change in the name or address of the patentee | ||
CP02 | Change in the address of a patent holder |
Address after: Tokyo, Japan, Japan Patentee after: Toshiba Corp Address before: Kanagawa Patentee before: Toshiba Corp |
|
ASS | Succession or assignment of patent right |
Owner name: FUJITSU-TOSHIBA MOBILE COMMUNICATIONS CO., LTD. Free format text: FORMER OWNER: TOSHIBA K.K. Effective date: 20110309 |
|
C41 | Transfer of patent application or patent right or utility model | ||
COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: TOKYO METROPOLITAN, JAPAN TO: KANAGAWA, JAPAN |
|
TR01 | Transfer of patent right |
Effective date of registration: 20110309 Address after: Kanagawa, Japan Patentee after: Toshiba KK Address before: Tokyo, Japan, Japan Patentee before: Toshiba Corp |
|
C56 | Change in the name or address of the patentee |
Owner name: FUJITSU MOBILE COMMUNICATIONS LIMITED Free format text: FORMER NAME: FUJITSU TOSHIBA MOBILE COMMUNICATIONS CO., LTD. |
|
CP01 | Change in the name or title of a patent holder |
Address after: Kanagawa, Japan Patentee after: Fujitsu Toshiba Mobile Comm Address before: Kanagawa, Japan Patentee before: Toshiba KK |
|
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20030625 Termination date: 20141224 |
|
EXPY | Termination of patent right or utility model |