CN1266864C - 无线电接收装置 - Google Patents
无线电接收装置 Download PDFInfo
- Publication number
- CN1266864C CN1266864C CN01822779.1A CN01822779A CN1266864C CN 1266864 C CN1266864 C CN 1266864C CN 01822779 A CN01822779 A CN 01822779A CN 1266864 C CN1266864 C CN 1266864C
- Authority
- CN
- China
- Prior art keywords
- signal
- channel
- despreading
- dsch
- section
- 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
Images
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/69—Spread spectrum techniques
- H04B1/707—Spread spectrum techniques using direct sequence modulation
- H04B1/7097—Interference-related aspects
- H04B1/711—Interference-related aspects the interference being multi-path interference
- H04B1/7113—Determination of path profile
-
- 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
- H04L25/0204—Channel estimation of multiple channels
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/69—Spread spectrum techniques
- H04B1/707—Spread spectrum techniques using direct sequence modulation
- H04B1/7097—Interference-related aspects
- H04B1/711—Interference-related aspects the interference being multi-path interference
- H04B1/7115—Constructive combining of multi-path signals, i.e. RAKE receivers
- H04B1/7117—Selection, re-selection, allocation or re-allocation of paths to fingers, e.g. timing offset control of allocated fingers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/30—Monitoring; Testing of propagation channels
- H04B17/309—Measuring or estimating channel quality parameters
- H04B17/364—Delay profiles
-
- 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
- H04L25/023—Channel estimation using sounding signals with direct estimation from sounding signals with extension to other symbols
Abstract
Description
Claims (2)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2001/010151 WO2003044997A1 (fr) | 2000-05-25 | 2001-11-21 | Recepteur sans fil |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1491500A CN1491500A (zh) | 2004-04-21 |
CN1266864C true CN1266864C (zh) | 2006-07-26 |
Family
ID=32697296
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN01822779.1A Expired - Lifetime CN1266864C (zh) | 2001-11-21 | 2001-11-21 | 无线电接收装置 |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP1447932A1 (zh) |
CN (1) | CN1266864C (zh) |
AU (1) | AU2002224057A1 (zh) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5118488B2 (ja) | 2004-10-29 | 2013-01-16 | テレフオンアクチーボラゲット エル エム エリクソン(パブル) | チャネル推定 |
-
2001
- 2001-11-21 CN CN01822779.1A patent/CN1266864C/zh not_active Expired - Lifetime
- 2001-11-21 AU AU2002224057A patent/AU2002224057A1/en not_active Abandoned
- 2001-11-21 EP EP01274764A patent/EP1447932A1/en not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
CN1491500A (zh) | 2004-04-21 |
EP1447932A1 (en) | 2004-08-18 |
AU2002224057A1 (en) | 2003-06-10 |
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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 | ||
ASS | Succession or assignment of patent right |
Owner name: MATSUSHITA ELECTRIC (AMERICA) INTELLECTUAL PROPERT Free format text: FORMER OWNER: MATSUSHITA ELECTRIC INDUSTRIAL CO, LTD. Effective date: 20140716 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20140716 Address after: California, USA Patentee after: PANASONIC INTELLECTUAL PROPERTY CORPORATION OF AMERICA Address before: Osaka Japan Patentee before: Matsushita Electric Industrial Co.,Ltd. |
|
CX01 | Expiry of patent term |
Granted publication date: 20060726 |
|
CX01 | Expiry of patent term |