JP4759579B2 - 無線通信システムにおいてmimoを改善する方法及び装置 - Google Patents
無線通信システムにおいてmimoを改善する方法及び装置 Download PDFInfo
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- JP4759579B2 JP4759579B2 JP2008008086A JP2008008086A JP4759579B2 JP 4759579 B2 JP4759579 B2 JP 4759579B2 JP 2008008086 A JP2008008086 A JP 2008008086A JP 2008008086 A JP2008008086 A JP 2008008086A JP 4759579 B2 JP4759579 B2 JP 4759579B2
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- mimo
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- control circuit
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- 238000004891 communication Methods 0.000 title claims abstract description 32
- 238000000034 method Methods 0.000 title claims abstract description 30
- 230000008569 process Effects 0.000 claims description 12
- 230000005540 biological transmission Effects 0.000 claims description 8
- 230000003213 activating effect Effects 0.000 claims description 2
- 230000004913 activation Effects 0.000 claims 2
- 230000001960 triggered effect Effects 0.000 claims 1
- 238000010295 mobile communication Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
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Classifications
-
- 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
- H04B7/0413—MIMO systems
-
- 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
- H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
- H04B7/0686—Hybrid systems, i.e. switching and simultaneous transmission
- H04B7/0689—Hybrid systems, i.e. switching and simultaneous transmission using different transmission schemes, at least one of them being a diversity transmission scheme
-
- 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
- H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
- H04B7/0686—Hybrid systems, i.e. switching and simultaneous transmission
- H04B7/0691—Hybrid systems, i.e. switching and simultaneous transmission using subgroups of transmit antennas
- H04B7/0693—Hybrid systems, i.e. switching and simultaneous transmission using subgroups of transmit antennas switching off a diversity branch, e.g. to save power
-
- 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
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W56/00—Synchronisation arrangements
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/02—Selection of wireless resources by user or terminal
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W60/00—Affiliation to network, e.g. registration; Terminating affiliation with the network, e.g. de-registration
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
- Radio Transmission System (AREA)
Description
ステップ302:MIMOを起動する。
ステップ304:セル更新プロセスが起動された場合にMIMOを終了する。
ステップ306:終了。
102 入力装置
104 出力装置
106 制御回路
108 CPU
110 記憶装置
112 プログラムコード
114 トランシーバー
200 アプリケーション層
202 第三層
206 第二層
218 第一層
220 MIMO管理プログラムコード
222 RRCエンティティー
Claims (6)
- 無線通信システムのUE(ユーザー端末)においてMIMO(多重入出力)を改善するMIMO改善方法であって、
MIMOを起動するMIMO起動段階と、
セル更新プロセスが起動された場合に、CELL_DCH状態からCELL_FACH状態に入り、MIMOを終了するMIMO終了段階であって、MIMO_STATUS変数を除去する段階と、MIMOを終了するように下位層を制御する段階を含むMIMO終了段階と、を含むMIMO改善方法。 - 前記セル更新プロセスは、無線リンク障害(RLF)、無線リンク回復不能エラー、またはUEキャパビリティー情報メッセージの送信失敗が発生した場合に起動されることを特徴とする請求項1に記載のMIMO改善方法。
- 前記MIMO起動段階は、MIMO_STATUS変数に基づいてMIMOを起動することを特徴とする請求項1または請求項2に記載のMIMO改善方法。
- 無線通信システムにおいてMIMOを改善し、システムエラーを回避する通信装置であって、
通信装置の機能を実現する制御回路と、
制御回路の中に設けられ、プログラムコードを実行して制御回路を制御するCPU(中央処理装置)と、
制御回路の中にCPUと結合するように設けられ、プログラムコードを記録する記憶装置とを含み、該プログラムコードは、
MIMOを起動するMIMO起動コードと、
セル更新プロセスが起動された場合に、CELL_DCH状態からCELL_FACH状態に入り、MIMOを終了するMIMO終了コードであって、MIMO_STATUS変数を除去するコードと、MIMOを終了するように下位層を制御するコードを含むMIMO終了コードと、を含む通信装置。 - 前記セル更新プロセスは、無線リンク障害(RLF)、無線リンク回復不能エラー、またはUEキャパビリティー情報メッセージの送信失敗が発生した場合に起動されることを特徴とする請求項4に記載の通信装置。
- 前記MIMOを起動するコードは、MIMO_STATUS変数に基づいてMIMOを起動することを特徴とする請求項4または請求項5に記載の通信装置。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US88592107P | 2007-01-22 | 2007-01-22 | |
US60/885,921 | 2007-01-22 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2008178104A JP2008178104A (ja) | 2008-07-31 |
JP4759579B2 true JP4759579B2 (ja) | 2011-08-31 |
Family
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Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
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JP2008008097A Active JP4602422B2 (ja) | 2007-01-22 | 2008-01-17 | 無線通信システムにおいてmimoを改善する方法及び装置 |
JP2008008086A Active JP4759579B2 (ja) | 2007-01-22 | 2008-01-17 | 無線通信システムにおいてmimoを改善する方法及び装置 |
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Application Number | Title | Priority Date | Filing Date |
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JP2008008097A Active JP4602422B2 (ja) | 2007-01-22 | 2008-01-17 | 無線通信システムにおいてmimoを改善する方法及び装置 |
Country Status (10)
Country | Link |
---|---|
US (2) | US7944982B2 (ja) |
EP (2) | EP1947888B1 (ja) |
JP (2) | JP4602422B2 (ja) |
KR (2) | KR100954820B1 (ja) |
CN (2) | CN101232657B (ja) |
AT (2) | ATE461600T1 (ja) |
DE (2) | DE602008000803D1 (ja) |
ES (2) | ES2342341T3 (ja) |
PL (1) | PL1947891T3 (ja) |
TW (2) | TWI388142B (ja) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20070076812A1 (en) * | 2005-09-30 | 2007-04-05 | Broadcom Corporation | Technique to provide proprietary MIMO format in a product and ability to support a new standard when the new standard is developed |
KR100954820B1 (ko) * | 2007-01-22 | 2010-04-28 | 이노베이티브 소닉 리미티드 | 무선통신시스템에서 다중입력 다중출력(mimo)프로세스를 개선하는 방법 및 장치 |
CN101754330A (zh) * | 2008-12-04 | 2010-06-23 | 华为技术有限公司 | 一种多入多出模式控制方法、设备和*** |
CN102217343A (zh) | 2011-04-29 | 2011-10-12 | 华为技术有限公司 | 上行链路发射分集的传输方法、装置及*** |
WO2013107421A1 (zh) | 2012-01-21 | 2013-07-25 | 华为技术有限公司 | 上行链路发射分集的传输方法、装置及*** |
AU2018208142C1 (en) * | 2017-01-13 | 2021-09-02 | Huawei Technologies Co., Ltd. | Radio resource configuration adjustment method, apparatus, and system |
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US7269127B2 (en) * | 2001-10-04 | 2007-09-11 | Bae Systems Information And Electronic Systems Integration Inc. | Preamble structures for single-input, single-output (SISO) and multi-input, multi-output (MIMO) communication systems |
US20030162519A1 (en) * | 2002-02-26 | 2003-08-28 | Martin Smith | Radio communications device |
JP2004007279A (ja) | 2002-05-31 | 2004-01-08 | Matsushita Electric Ind Co Ltd | 無線通信システム、通信端末装置、および基地局装置 |
EP1511191A1 (en) * | 2002-05-31 | 2005-03-02 | Matsushita Electric Industrial Co., Ltd. | Data distribution device and transmission method |
US8320301B2 (en) * | 2002-10-25 | 2012-11-27 | Qualcomm Incorporated | MIMO WLAN system |
US8208364B2 (en) * | 2002-10-25 | 2012-06-26 | Qualcomm Incorporated | MIMO system with multiple spatial multiplexing modes |
US7929921B2 (en) * | 2003-06-10 | 2011-04-19 | Motorola Mobility, Inc. | Diversity control in wireless communications devices and methods |
ES2304496T3 (es) * | 2003-07-31 | 2008-10-16 | Nokia Siemens Networks Gmbh | Procedimiento de gestion de recursos de radio comun en una red telefonica celular multi-rat. |
US7460494B2 (en) * | 2003-08-08 | 2008-12-02 | Intel Corporation | Adaptive signaling in multiple antenna systems |
JP4433867B2 (ja) | 2004-04-28 | 2010-03-17 | ソニー株式会社 | 無線通信システム |
JP2005348116A (ja) | 2004-06-03 | 2005-12-15 | Sharp Corp | 無線通信装置 |
KR101053610B1 (ko) * | 2004-06-25 | 2011-08-03 | 엘지전자 주식회사 | Ofdm/ofdma 시스템의 무선자원 할당 방법 |
KR100639329B1 (ko) * | 2004-07-20 | 2006-10-30 | 엘지전자 주식회사 | 유엠티에스 단말기의 알알씨 셀 업데이트 메시지 전송 방법 |
JP4525227B2 (ja) | 2004-07-28 | 2010-08-18 | ソニー株式会社 | 無線通信装置及び無線通信方法、並びにコンピュータ・プログラム |
US7385959B1 (en) * | 2005-02-28 | 2008-06-10 | Marvell International Ltd. | Power-efficient channel condition feedback for OFDM channels |
WO2006086878A1 (en) * | 2005-02-15 | 2006-08-24 | Nortel Networks Limited | Radio access system and method using ofdm and cdma for broadband data transmission |
JP2006303665A (ja) | 2005-04-18 | 2006-11-02 | Matsushita Electric Ind Co Ltd | 無線端末制御方法 |
TWI311705B (en) * | 2005-05-23 | 2009-07-01 | Via Tech Inc | Peripheral component interconnect express and changing method of link power states thereof |
EP1889436A4 (en) * | 2005-05-26 | 2012-01-25 | Nokia Corp | METHOD AND DEVICE FOR INDICATING CHANNEL STATUS INFORMATION FOR MULTIPLE CARRIER |
US7647508B2 (en) * | 2005-06-16 | 2010-01-12 | Intel Corporation | Methods and apparatus for providing integrity protection for management and control traffic of wireless communication networks |
DE102005043001B4 (de) | 2005-09-09 | 2014-06-05 | Intel Mobile Communications GmbH | Verfahren zum Senden mehrerer Datenströme, Verfahren zum Demultiplexen von mittels mehrerer Empfangsantennen empfangenen Sende-Datenströmen, Sendeeinrichtung zum Senden mehrerer Datenströme, Empfangseinrichtung zum Demultiplexen von mittels mehrerer Empfangsantennen empfangenen Sende-Datenströmen und Computerprogrammelemente |
JP2007081836A (ja) * | 2005-09-14 | 2007-03-29 | Toshiba Corp | 無線通信装置、無線通信方法及び無線通信プログラム |
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KR100954820B1 (ko) * | 2007-01-22 | 2010-04-28 | 이노베이티브 소닉 리미티드 | 무선통신시스템에서 다중입력 다중출력(mimo)프로세스를 개선하는 방법 및 장치 |
JP4783402B2 (ja) * | 2007-06-13 | 2011-09-28 | イノヴァティヴ ソニック リミテッド | 無線通信システムにおいてharq機能を改善する方法及び装置 |
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2007
- 2007-12-26 KR KR1020070137290A patent/KR100954820B1/ko active IP Right Grant
- 2007-12-26 KR KR1020070137288A patent/KR100954819B1/ko active IP Right Grant
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2008
- 2008-01-04 US US12/004,000 patent/US7944982B2/en active Active
- 2008-01-15 AT AT08000701T patent/ATE461600T1/de not_active IP Right Cessation
- 2008-01-15 ES ES08000701T patent/ES2342341T3/es active Active
- 2008-01-15 DE DE602008000803T patent/DE602008000803D1/de active Active
- 2008-01-15 EP EP08000701A patent/EP1947888B1/en active Active
- 2008-01-17 JP JP2008008097A patent/JP4602422B2/ja active Active
- 2008-01-17 JP JP2008008086A patent/JP4759579B2/ja active Active
- 2008-01-22 EP EP08001142A patent/EP1947891B1/en active Active
- 2008-01-22 ES ES08001142T patent/ES2334587T3/es active Active
- 2008-01-22 DE DE602008000196T patent/DE602008000196D1/de active Active
- 2008-01-22 TW TW097102353A patent/TWI388142B/zh active
- 2008-01-22 TW TW097102360A patent/TWI364926B/zh active
- 2008-01-22 CN CN2008100037693A patent/CN101232657B/zh active Active
- 2008-01-22 US US12/010,191 patent/US7742494B2/en active Active
- 2008-01-22 PL PL08001142T patent/PL1947891T3/pl unknown
- 2008-01-22 CN CN200810003766XA patent/CN101232676B/zh active Active
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Also Published As
Publication number | Publication date |
---|---|
JP4602422B2 (ja) | 2010-12-22 |
DE602008000196D1 (de) | 2009-11-26 |
KR100954819B1 (ko) | 2010-04-28 |
EP1947891B1 (en) | 2009-10-14 |
CN101232676A (zh) | 2008-07-30 |
PL1947891T3 (pl) | 2010-03-31 |
ATE461600T1 (de) | 2010-04-15 |
TWI388142B (zh) | 2013-03-01 |
KR20080069115A (ko) | 2008-07-25 |
EP1947888B1 (en) | 2010-03-17 |
JP2008178105A (ja) | 2008-07-31 |
TW200832971A (en) | 2008-08-01 |
TWI364926B (en) | 2012-05-21 |
ES2342341T3 (es) | 2010-07-05 |
CN101232657B (zh) | 2011-06-15 |
US7944982B2 (en) | 2011-05-17 |
DE602008000803D1 (de) | 2010-04-29 |
US20080175329A1 (en) | 2008-07-24 |
EP1947888A1 (en) | 2008-07-23 |
US20080175334A1 (en) | 2008-07-24 |
KR100954820B1 (ko) | 2010-04-28 |
ATE445978T1 (de) | 2009-10-15 |
CN101232676B (zh) | 2012-07-04 |
KR20080069116A (ko) | 2008-07-25 |
EP1947891A1 (en) | 2008-07-23 |
CN101232657A (zh) | 2008-07-30 |
ES2334587T3 (es) | 2010-03-12 |
US7742494B2 (en) | 2010-06-22 |
JP2008178104A (ja) | 2008-07-31 |
TW200832970A (en) | 2008-08-01 |
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