CN101606413B - 无线通信系统、无线基站、控制无线通信系统中公共导频信号的发送的方法和程序 - Google Patents
无线通信系统、无线基站、控制无线通信系统中公共导频信号的发送的方法和程序 Download PDFInfo
- Publication number
- CN101606413B CN101606413B CN200780051431.9A CN200780051431A CN101606413B CN 101606413 B CN101606413 B CN 101606413B CN 200780051431 A CN200780051431 A CN 200780051431A CN 101606413 B CN101606413 B CN 101606413B
- Authority
- CN
- China
- Prior art keywords
- pilot signal
- common pilot
- base station
- wireless base
- transmission density
- 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 - Fee Related
Links
- 238000004891 communication Methods 0.000 title claims abstract description 46
- 238000000034 method Methods 0.000 title claims description 21
- 230000008054 signal transmission Effects 0.000 title 1
- 230000005540 biological transmission Effects 0.000 claims abstract description 158
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 2
- 230000007774 longterm Effects 0.000 description 1
- 230000003287 optical effect Effects 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
- H04W52/18—TPC being performed according to specific parameters
- H04W52/24—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters
- H04W52/241—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters taking into account channel quality metrics, e.g. SIR, SNR, CIR, Eb/lo
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/003—Arrangements for allocating sub-channels of the transmission path
- H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver
- H04L5/005—Allocation of pilot signals, i.e. of signals known to the receiver of common pilots, i.e. pilots destined for multiple users or terminals
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W48/00—Access restriction; Network selection; Access point selection
- H04W48/08—Access restriction or access information delivery, e.g. discovery data delivery
- H04W48/12—Access restriction or access information delivery, e.g. discovery data delivery using downlink control channel
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/0091—Signaling for the administration of the divided path
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/50—Allocation or scheduling criteria for wireless resources
- H04W72/54—Allocation or scheduling criteria for wireless resources based on quality criteria
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Computer Security & Cryptography (AREA)
- Quality & Reliability (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
Description
Claims (12)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007036413 | 2007-02-16 | ||
JP036413/2007 | 2007-02-16 | ||
PCT/JP2007/074267 WO2008099563A1 (ja) | 2007-02-16 | 2007-12-18 | 無線通信システム、無線基地局、無線通信システムにおける共通パイロット信号送信制御方法及びプログラム |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101606413A CN101606413A (zh) | 2009-12-16 |
CN101606413B true CN101606413B (zh) | 2012-11-14 |
Family
ID=39689813
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN200780051431.9A Expired - Fee Related CN101606413B (zh) | 2007-02-16 | 2007-12-18 | 无线通信系统、无线基站、控制无线通信系统中公共导频信号的发送的方法和程序 |
Country Status (5)
Country | Link |
---|---|
US (2) | US20100317384A1 (zh) |
EP (1) | EP2124465A4 (zh) |
JP (1) | JP4998479B2 (zh) |
CN (1) | CN101606413B (zh) |
WO (1) | WO2008099563A1 (zh) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8274940B2 (en) * | 2007-02-28 | 2012-09-25 | Ntt Docomo, Inc. | Base station apparatus and communication control method |
JP5089504B2 (ja) * | 2008-07-01 | 2012-12-05 | 株式会社エヌ・ティ・ティ・ドコモ | 無線通信システム、基地局及びユーザ装置並びに方法 |
JP4913222B2 (ja) * | 2010-02-12 | 2012-04-11 | シャープ株式会社 | 無線通信システム、移動局装置、無線通信方法および集積回路 |
GB2491145B (en) * | 2011-05-25 | 2014-02-26 | Intellectual Ventures Holding 81 Llc | Wireless network element integrated circuit and method for reducing interference |
KR20130086870A (ko) * | 2012-01-26 | 2013-08-05 | 삼성전자주식회사 | 다중 안테나 기지국에서 신호 송수신 방법 및 장치 |
KR20140006304A (ko) * | 2012-07-03 | 2014-01-16 | 한국전자통신연구원 | 하향링크 데이터 수신 방법 및 이를 이용하는 사물통신 디바이스 |
US9184889B2 (en) * | 2012-08-08 | 2015-11-10 | Blackberry Limited | Method and system having reference signal design for new carrier types |
EP3229390B1 (en) | 2014-12-31 | 2020-09-09 | Huawei Technologies Co., Ltd. | Device, system, and method for signal transmission and detection |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1450742A (zh) * | 2002-04-09 | 2003-10-22 | 华为技术有限公司 | 基于时分双工模式的高速数据的传输方法 |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100306286B1 (ko) | 1998-08-04 | 2001-09-29 | 윤종용 | 부호분할 다중접속 통신시스템의 채널 통신 장치 및 방법 |
EP1065800A1 (en) * | 1999-07-02 | 2001-01-03 | Lucent Technologies Inc. | Code division multiple access system having improved pilot channels |
DE19935480A1 (de) * | 1999-07-28 | 2001-02-22 | Infineon Technologies Ag | Verfahren zur Schätzung der Kanalimpulsantworten eines Mobilfunkkanals |
US6735216B2 (en) * | 2000-10-11 | 2004-05-11 | Qualcomm, Inc. | Simplified quality indicator bit test procedures |
JP2002261687A (ja) * | 2001-02-28 | 2002-09-13 | Nec Corp | 移動通信システム及びその送信電力制御方法並びにそれに使用する基地局 |
CN100452677C (zh) * | 2002-04-03 | 2009-01-14 | 日本电气株式会社 | 移动通信系统、移动台、基站及它们所用的通信路径质量估算方法 |
JP4008783B2 (ja) * | 2002-08-23 | 2007-11-14 | 株式会社エヌ・ティ・ティ・ドコモ | 無線通信システム、無線通信方法、これらに用いて好適な基地局 |
EP1618748B1 (en) | 2003-04-23 | 2016-04-13 | QUALCOMM Incorporated | Methods and apparatus of enhancing performance in wireless communication systems |
JP2005006287A (ja) * | 2003-05-20 | 2005-01-06 | Hitachi Ltd | パイロット信号の送受信方法及び基地局装置及び端末装置 |
US8085875B2 (en) * | 2004-07-16 | 2011-12-27 | Qualcomm Incorporated | Incremental pilot insertion for channnel and interference estimation |
US8040866B2 (en) * | 2005-03-24 | 2011-10-18 | Nec Corporation | CDMA-based mobile terminal, CDMA-based mobile communication method, and communication quality estimating method |
JP2007036413A (ja) | 2005-07-25 | 2007-02-08 | Seiko Epson Corp | 記録装置、記録制御プログラム |
US8705496B2 (en) * | 2006-01-19 | 2014-04-22 | Samsung Electronics Co., Ltd | Method and apparatus for controlling transmission and reception of dedicated pilots according to MCS level in a wireless communication system |
US8315574B2 (en) * | 2007-04-13 | 2012-11-20 | Broadcom Corporation | Management of variable-rate communication links |
-
2007
- 2007-12-18 WO PCT/JP2007/074267 patent/WO2008099563A1/ja active Application Filing
- 2007-12-18 CN CN200780051431.9A patent/CN101606413B/zh not_active Expired - Fee Related
- 2007-12-18 US US12/526,108 patent/US20100317384A1/en not_active Abandoned
- 2007-12-18 EP EP07850755.5A patent/EP2124465A4/en not_active Withdrawn
- 2007-12-18 JP JP2008557991A patent/JP4998479B2/ja not_active Expired - Fee Related
-
2013
- 2013-07-09 US US13/937,690 patent/US20130294274A1/en not_active Abandoned
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1450742A (zh) * | 2002-04-09 | 2003-10-22 | 华为技术有限公司 | 基于时分双工模式的高速数据的传输方法 |
Non-Patent Citations (1)
Title |
---|
JP特表2003-503933A 2003.01.28 |
Also Published As
Publication number | Publication date |
---|---|
WO2008099563A1 (ja) | 2008-08-21 |
EP2124465A1 (en) | 2009-11-25 |
EP2124465A4 (en) | 2013-10-23 |
US20130294274A1 (en) | 2013-11-07 |
JP4998479B2 (ja) | 2012-08-15 |
JPWO2008099563A1 (ja) | 2010-05-27 |
CN101606413A (zh) | 2009-12-16 |
US20100317384A1 (en) | 2010-12-16 |
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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: LENOVO INNOVATION CO., LTD. (HONGKONG) Free format text: FORMER OWNER: NEC CORP. Effective date: 20141202 |
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C41 | Transfer of patent application or patent right or utility model | ||
COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; TO: HONG KONG, CHINA |
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TR01 | Transfer of patent right |
Effective date of registration: 20141202 Address after: Hongkong, China Patentee after: LENOVO INNOVATIONS Co.,Ltd.(HONG KONG) Address before: Tokyo, Japan Patentee before: NEC Corp. |
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CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121114 Termination date: 20171218 |
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CF01 | Termination of patent right due to non-payment of annual fee |