CN100539559C - 使用解扩频信号以校正相位误差的装置 - Google Patents
使用解扩频信号以校正相位误差的装置 Download PDFInfo
- Publication number
- CN100539559C CN100539559C CNB038122790A CN03812279A CN100539559C CN 100539559 C CN100539559 C CN 100539559C CN B038122790 A CNB038122790 A CN B038122790A CN 03812279 A CN03812279 A CN 03812279A CN 100539559 C CN100539559 C CN 100539559C
- Authority
- CN
- China
- Prior art keywords
- phase error
- signal
- error correction
- spread spectrum
- correction unit
- 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
- 238000012937 correction Methods 0.000 claims abstract description 79
- 238000001228 spectrum Methods 0.000 claims abstract description 55
- 238000000034 method Methods 0.000 claims abstract description 15
- 238000004891 communication Methods 0.000 claims description 10
- 230000010354 integration Effects 0.000 claims description 6
- 238000012546 transfer Methods 0.000 description 18
- 238000005259 measurement Methods 0.000 description 14
- 238000005070 sampling Methods 0.000 description 8
- 238000005516 engineering process Methods 0.000 description 7
- 230000005540 biological transmission Effects 0.000 description 6
- 230000008901 benefit Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000010363 phase shift Effects 0.000 description 4
- 230000002045 lasting effect Effects 0.000 description 2
- 230000011664 signaling Effects 0.000 description 2
- 238000003892 spreading Methods 0.000 description 2
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000009499 grossing Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000001915 proofreading effect Effects 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
Images
Classifications
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- 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
- 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
- H04B1/7073—Synchronisation aspects
- H04B1/7085—Synchronisation aspects using a code tracking loop, e.g. a delay-locked loop
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/0014—Carrier regulation
-
- 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
- H04B1/709—Correlator structure
- H04B1/7093—Matched filter type
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B2201/00—Indexing scheme relating to details of transmission systems not covered by a single group of H04B3/00 - H04B13/00
- H04B2201/69—Orthogonal indexing scheme relating to spread spectrum techniques in general
- H04B2201/707—Orthogonal indexing scheme relating to spread spectrum techniques in general relating to direct sequence modulation
- H04B2201/70703—Orthogonal indexing scheme relating to spread spectrum techniques in general relating to direct sequence modulation using multiple or variable rates
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/0014—Carrier regulation
- H04L2027/0024—Carrier regulation at the receiver end
- H04L2027/0026—Correction of carrier offset
- H04L2027/003—Correction of carrier offset at baseband only
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/0014—Carrier regulation
- H04L2027/0044—Control loops for carrier regulation
- H04L2027/0053—Closed loops
- H04L2027/0057—Closed loops quadrature phase
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/0014—Carrier regulation
- H04L2027/0044—Control loops for carrier regulation
- H04L2027/0063—Elements of loops
- H04L2027/0067—Phase error detectors
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W84/00—Network topologies
- H04W84/02—Hierarchically pre-organised networks, e.g. paging networks, cellular networks, WLAN [Wireless Local Area Network] or WLL [Wireless Local Loop]
- H04W84/10—Small scale networks; Flat hierarchical networks
- H04W84/12—WLAN [Wireless Local Area Networks]
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
Abstract
Description
Claims (8)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE10224165A DE10224165A1 (de) | 2002-05-31 | 2002-05-31 | Phasenfehlerkorrektur unter Verwendung entspreizter Signale |
DE10224165.1 | 2002-05-31 | ||
US10/284,641 US7190713B2 (en) | 2002-05-31 | 2002-10-31 | Phase error correction using despread signals |
US10/284,641 | 2002-10-31 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1656761A CN1656761A (zh) | 2005-08-17 |
CN100539559C true CN100539559C (zh) | 2009-09-09 |
Family
ID=29713120
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB038122790A Expired - Fee Related CN100539559C (zh) | 2002-05-31 | 2003-02-28 | 使用解扩频信号以校正相位误差的装置 |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP1510055A1 (zh) |
JP (1) | JP2005528855A (zh) |
CN (1) | CN100539559C (zh) |
AU (1) | AU2003213622A1 (zh) |
WO (1) | WO2003103248A1 (zh) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100666985B1 (ko) | 2004-09-30 | 2007-01-10 | 삼성전자주식회사 | 적응 배열 안테나 시스템의 오차 보정 방법 및 그 장치 |
JP4730219B2 (ja) * | 2006-06-13 | 2011-07-20 | パナソニック株式会社 | 同期検波復調装置 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2767238B1 (fr) * | 1997-08-07 | 1999-10-01 | Alsthom Cge Alcatel | Dispositifs monocanal et multicanaux de demodulation coherente sans pilote, et ensemble correspondant de reception a plusieurs chemins de diversite |
US6807241B1 (en) * | 1999-09-15 | 2004-10-19 | Lucent Technologies Inc. | Method and apparatus for partial and course frequency offset estimation in a digital audio broadcasting (DAB) system |
US6621857B1 (en) * | 1999-12-31 | 2003-09-16 | Thomson Licensing S.A. | Carrier tracking loop for direct sequence spread spectrum systems |
JP2002076992A (ja) * | 2000-09-05 | 2002-03-15 | Nec Corp | 周波数調整回路 |
-
2003
- 2003-02-28 WO PCT/US2003/006150 patent/WO2003103248A1/en active Application Filing
- 2003-02-28 CN CNB038122790A patent/CN100539559C/zh not_active Expired - Fee Related
- 2003-02-28 JP JP2004510204A patent/JP2005528855A/ja active Pending
- 2003-02-28 AU AU2003213622A patent/AU2003213622A1/en not_active Abandoned
- 2003-02-28 EP EP03711305A patent/EP1510055A1/en not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
CN1656761A (zh) | 2005-08-17 |
WO2003103248A1 (en) | 2003-12-11 |
JP2005528855A (ja) | 2005-09-22 |
EP1510055A1 (en) | 2005-03-02 |
AU2003213622A1 (en) | 2003-12-19 |
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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: GLOBALFOUNDRIES SEMICONDUCTORS CO., LTD Free format text: FORMER OWNER: ADVANCED MICRO DEVICES CORPORATION Effective date: 20100721 |
|
C41 | Transfer of patent application or patent right or utility model | ||
COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: CALIFORNIA STATE, THE USA TO: GRAND CAYMAN ISLAND, BRITISH CAYMAN ISLANDS |
|
TR01 | Transfer of patent right |
Effective date of registration: 20100721 Address after: Grand Cayman, Cayman Islands Patentee after: Globalfoundries Semiconductor Inc. Address before: American California Patentee before: Advanced Micro Devices Inc. |
|
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090909 Termination date: 20170228 |
|
CF01 | Termination of patent right due to non-payment of annual fee |