CN1246225A - 干扰抑制与频率校正组合 - Google Patents
干扰抑制与频率校正组合 Download PDFInfo
- Publication number
- CN1246225A CN1246225A CN97181800A CN97181800A CN1246225A CN 1246225 A CN1246225 A CN 1246225A CN 97181800 A CN97181800 A CN 97181800A CN 97181800 A CN97181800 A CN 97181800A CN 1246225 A CN1246225 A CN 1246225A
- Authority
- CN
- China
- Prior art keywords
- frequency
- signal
- value
- sample
- added
- 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.)
- Granted
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Classifications
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- 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
- H04B7/0837—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using pre-detection combining
- H04B7/0842—Weighted combining
- H04B7/0848—Joint weighting
- H04B7/0857—Joint weighting using maximum ratio combining techniques, e.g. signal-to- interference ratio [SIR], received signal strenght indication [RSS]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/02—Arrangements for detecting or preventing errors in the information received by diversity reception
- H04L1/06—Arrangements for detecting or preventing errors in the information received by diversity reception using space diversity
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Noise Elimination (AREA)
- Circuits Of Receivers In General (AREA)
Abstract
Description
Claims (18)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/766,081 US5878093A (en) | 1996-12-16 | 1996-12-16 | Interference rejection combining with frequency correction |
US08/766,081 | 1996-12-16 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1246225A true CN1246225A (zh) | 2000-03-01 |
CN1203628C CN1203628C (zh) | 2005-05-25 |
Family
ID=25075351
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB971818002A Expired - Lifetime CN1203628C (zh) | 1996-12-16 | 1997-12-12 | 干扰抑制与频率校正组合 |
Country Status (10)
Country | Link |
---|---|
US (1) | US5878093A (zh) |
EP (1) | EP1010260B1 (zh) |
JP (1) | JP2001506459A (zh) |
CN (1) | CN1203628C (zh) |
AU (1) | AU5607198A (zh) |
BR (1) | BR9713718A (zh) |
CA (1) | CA2275615A1 (zh) |
DE (1) | DE69711247T2 (zh) |
TW (1) | TW353834B (zh) |
WO (1) | WO1998027671A1 (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100466644C (zh) * | 2001-11-16 | 2009-03-04 | 通信系统解决方案联合研究股份有限公司 | 载波调制数字通信系统的频移估计的方法和系统 |
CN103516412A (zh) * | 2012-06-28 | 2014-01-15 | 联芯科技有限公司 | 接收数据的多输入多输出检测方法及系统 |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6173014B1 (en) * | 1994-08-02 | 2001-01-09 | Telefonaktiebolaget Lm Ericsson | Method of and apparatus for interference rejection combining and downlink beamforming in a cellular radio communications system |
US6335954B1 (en) * | 1996-12-27 | 2002-01-01 | Ericsson Inc. | Method and apparatus for joint synchronization of multiple receive channels |
US6823170B1 (en) * | 2000-07-26 | 2004-11-23 | Ericsson Inc. | Satellite communications system using multiple earth stations |
US6961545B2 (en) * | 2001-04-09 | 2005-11-01 | Atheros Communications, Inc. | Method and system for providing antenna diversity |
US6741665B2 (en) | 2002-06-20 | 2004-05-25 | Nokia Corporation | Method and apparatus providing an amplitude independent automatic frequency control circuit |
US7327811B2 (en) | 2003-04-01 | 2008-02-05 | Telefonaktiebolaget L M Ericsson | Method and apparatus for facilitating signal discrimination in a wireless network by applying known frequency offsets |
US7796956B2 (en) * | 2005-05-03 | 2010-09-14 | Telefonaktiebolaget L M Ericsson (Publ) | Receiver for a multi-antenna, multi-band radio |
US8184675B2 (en) * | 2006-07-12 | 2012-05-22 | Telefonaktiebolaget L M Ericsson (Publ) | Residual frequency offset exploitation |
US9629158B2 (en) | 2012-09-24 | 2017-04-18 | Nokia Solutions And Networks Oy | Frequency error correction for LTE uplink CoMP |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SE462942B (sv) * | 1989-01-26 | 1990-09-17 | Ericsson Telefon Ab L M | Saett och anordning foer snabb frekvensstyrning av en koherent radiomottagare |
JPH0813049B2 (ja) * | 1990-06-20 | 1996-02-07 | 三菱電機株式会社 | 周波数誤差検出装置 |
US5109544A (en) * | 1990-11-05 | 1992-04-28 | Motorola, Inc. | Paging receiver with automatic frequency control |
US5321850A (en) * | 1991-10-09 | 1994-06-14 | Telefonaktiebolaget L M Ericsson | Diversity radio receiver automatic frequency control |
US5461646A (en) * | 1993-12-29 | 1995-10-24 | Tcsi Corporation | Synchronization apparatus for a diversity receiver |
US5479453A (en) * | 1993-12-29 | 1995-12-26 | Tsci Corporation | Wireless telecommunication digital receiver |
US5469478A (en) * | 1994-07-15 | 1995-11-21 | National Semiconductor Corporation | Digital phase lock loop for jitter filtering and frequency offset compensation |
US5481572A (en) * | 1994-08-02 | 1996-01-02 | Ericsson Inc. | Method of and apparatus for reducing the complexitiy of a diversity combining and sequence estimation receiver |
US5680419A (en) * | 1994-08-02 | 1997-10-21 | Ericsson Inc. | Method of and apparatus for interference rejection combining in multi-antenna digital cellular communications systems |
US5684836A (en) * | 1994-12-22 | 1997-11-04 | Mitsubishi Denki Kabushiki Kaisha | Receiver with automatic frequency control |
-
1996
- 1996-12-16 US US08/766,081 patent/US5878093A/en not_active Expired - Lifetime
-
1997
- 1997-12-08 TW TW086118459A patent/TW353834B/zh active
- 1997-12-12 CN CNB971818002A patent/CN1203628C/zh not_active Expired - Lifetime
- 1997-12-12 WO PCT/US1997/023221 patent/WO1998027671A1/en active IP Right Grant
- 1997-12-12 AU AU56071/98A patent/AU5607198A/en not_active Abandoned
- 1997-12-12 DE DE69711247T patent/DE69711247T2/de not_active Expired - Lifetime
- 1997-12-12 JP JP52791798A patent/JP2001506459A/ja active Pending
- 1997-12-12 CA CA002275615A patent/CA2275615A1/en not_active Abandoned
- 1997-12-12 EP EP97952475A patent/EP1010260B1/en not_active Expired - Lifetime
- 1997-12-12 BR BR9713718-9A patent/BR9713718A/pt not_active IP Right Cessation
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100466644C (zh) * | 2001-11-16 | 2009-03-04 | 通信系统解决方案联合研究股份有限公司 | 载波调制数字通信系统的频移估计的方法和系统 |
CN103516412A (zh) * | 2012-06-28 | 2014-01-15 | 联芯科技有限公司 | 接收数据的多输入多输出检测方法及系统 |
CN103516412B (zh) * | 2012-06-28 | 2017-03-08 | 联芯科技有限公司 | 接收数据的多输入多输出检测方法及系统 |
Also Published As
Publication number | Publication date |
---|---|
DE69711247T2 (de) | 2002-10-24 |
JP2001506459A (ja) | 2001-05-15 |
TW353834B (en) | 1999-03-01 |
US5878093A (en) | 1999-03-02 |
DE69711247D1 (de) | 2002-04-25 |
AU5607198A (en) | 1998-07-15 |
EP1010260B1 (en) | 2002-03-20 |
CA2275615A1 (en) | 1998-06-25 |
BR9713718A (pt) | 2000-01-25 |
EP1010260A1 (en) | 2000-06-21 |
WO1998027671A1 (en) | 1998-06-25 |
CN1203628C (zh) | 2005-05-25 |
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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: CLUSTER CO., LTD. Free format text: FORMER OWNER: ERICSSON CO. Effective date: 20130628 |
|
C41 | Transfer of patent application or patent right or utility model | ||
C56 | Change in the name or address of the patentee |
Owner name: UNWIRED PLANET INC. Free format text: FORMER NAME: CLUSTER CO., LTD. |
|
CP03 | Change of name, title or address |
Address after: Nevada Patentee after: Wireless Planet LLC Address before: Delaware Patentee before: Clastres LLC |
|
TR01 | Transfer of patent right |
Effective date of registration: 20130628 Address after: Delaware Patentee after: Clastres LLC Address before: North Carolina Patentee before: ERICSSON Inc. |
|
CX01 | Expiry of patent term |
Granted publication date: 20050525 |
|
CX01 | Expiry of patent term |