CN101133573A - 移动无线电通信设备及信道估计计算方法 - Google Patents
移动无线电通信设备及信道估计计算方法 Download PDFInfo
- Publication number
- CN101133573A CN101133573A CNA2006800070135A CN200680007013A CN101133573A CN 101133573 A CN101133573 A CN 101133573A CN A2006800070135 A CNA2006800070135 A CN A2006800070135A CN 200680007013 A CN200680007013 A CN 200680007013A CN 101133573 A CN101133573 A CN 101133573A
- Authority
- CN
- China
- Prior art keywords
- frequency pilot
- pilot sign
- channel estimating
- channel
- phasing
- 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.)
- Pending
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Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/0202—Channel estimation
- H04L25/0212—Channel estimation of impulse response
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/0202—Channel estimation
- H04L25/0222—Estimation of channel variability, e.g. coherence bandwidth, coherence time, fading frequency
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/0202—Channel estimation
- H04L25/0224—Channel estimation using sounding signals
- H04L25/0226—Channel estimation using sounding signals sounding signals per se
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/0202—Channel estimation
- H04L25/0224—Channel estimation using sounding signals
- H04L25/0228—Channel estimation using sounding signals with direct estimation from sounding signals
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
Description
Claims (39)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005058680 | 2005-03-03 | ||
JP058680/2005 | 2005-03-03 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN101133573A true CN101133573A (zh) | 2008-02-27 |
Family
ID=36941356
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNA2006800070135A Pending CN101133573A (zh) | 2005-03-03 | 2006-03-02 | 移动无线电通信设备及信道估计计算方法 |
Country Status (5)
Country | Link |
---|---|
US (1) | US8306152B2 (zh) |
EP (1) | EP1858178A4 (zh) |
JP (1) | JP4822076B2 (zh) |
CN (1) | CN101133573A (zh) |
WO (1) | WO2006093331A1 (zh) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102123384A (zh) * | 2011-03-17 | 2011-07-13 | 华为技术有限公司 | 一种移动终端的参数配置方法及配置装置 |
US8891590B1 (en) * | 2011-09-28 | 2014-11-18 | Marvell International Ltd. | Method and apparatus for processing wireless signals |
JP7366794B2 (ja) * | 2020-02-14 | 2023-10-23 | 株式会社東海理化電機製作所 | 通信装置、制御方法、及びプログラム |
JP7366793B2 (ja) * | 2020-02-14 | 2023-10-23 | 株式会社東海理化電機製作所 | 通信装置、情報処理方法、及びプログラム |
US12021665B2 (en) * | 2021-05-18 | 2024-06-25 | Samsung Electronics Co., Ltd. | Methods and wireless network for selecting pilot pattern for optimal channel estimation |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2003163650A (ja) * | 1996-05-30 | 2003-06-06 | Ntt Docomo Inc | 無線伝送方式におけるインターリービング方法 |
JP3681230B2 (ja) * | 1996-07-30 | 2005-08-10 | 松下電器産業株式会社 | スペクトル拡散通信装置 |
EP2146468B1 (en) * | 1999-04-02 | 2011-01-05 | NTT DoCoMo, Inc. | Fading frequency decision device and method |
JP2001127692A (ja) * | 1999-10-29 | 2001-05-11 | Sony Corp | 受信装置及び受信処理方法 |
US7116957B2 (en) * | 2001-10-22 | 2006-10-03 | Qualcomm Incorporated | Velocity responsive filtering for pilot signal reception |
JP2003332943A (ja) * | 2002-05-10 | 2003-11-21 | Ntt Docomo Inc | チャネル推定を行う無線通信局および無線通信方法 |
JP4358686B2 (ja) * | 2004-06-17 | 2009-11-04 | 富士通株式会社 | フェージング周波数推定装置およびその推定方法 |
-
2006
- 2006-03-02 US US11/817,053 patent/US8306152B2/en not_active Expired - Fee Related
- 2006-03-02 EP EP06728791A patent/EP1858178A4/en not_active Withdrawn
- 2006-03-02 CN CNA2006800070135A patent/CN101133573A/zh active Pending
- 2006-03-02 JP JP2007506055A patent/JP4822076B2/ja not_active Expired - Fee Related
- 2006-03-02 WO PCT/JP2006/304522 patent/WO2006093331A1/ja active Application Filing
Also Published As
Publication number | Publication date |
---|---|
EP1858178A4 (en) | 2012-12-26 |
JP4822076B2 (ja) | 2011-11-24 |
US20090052518A1 (en) | 2009-02-26 |
EP1858178A1 (en) | 2007-11-21 |
US8306152B2 (en) | 2012-11-06 |
JPWO2006093331A1 (ja) | 2008-08-07 |
WO2006093331A1 (ja) | 2006-09-08 |
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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 | ||
ASS | Succession or assignment of patent right |
Owner name: LENOVO INNOVATION CO., LTD. (HONGKONG) Free format text: FORMER OWNER: NEC CORP. Effective date: 20141203 |
|
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 |
|
TA01 | Transfer of patent application right |
Effective date of registration: 20141203 Address after: Hongkong, China Applicant after: LENOVO INNOVATIONS Co.,Ltd.(HONG KONG) Address before: Tokyo, Japan Applicant before: NEC Corp. |
|
C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20080227 |