CN1280995C - 使用最大似然序列估计于无线接收的均衡器装置与方法 - Google Patents
使用最大似然序列估计于无线接收的均衡器装置与方法 Download PDFInfo
- Publication number
- CN1280995C CN1280995C CN03137677.0A CN03137677A CN1280995C CN 1280995 C CN1280995 C CN 1280995C CN 03137677 A CN03137677 A CN 03137677A CN 1280995 C CN1280995 C CN 1280995C
- Authority
- CN
- China
- Prior art keywords
- maximum
- sequence estimation
- likelihood sequence
- data
- code book
- 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
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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
- H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
- H04L25/03006—Arrangements for removing intersymbol interference
- H04L25/03178—Arrangements involving sequence estimation techniques
-
- 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
- H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
- H04L25/03006—Arrangements for removing intersymbol interference
- H04L25/03178—Arrangements involving sequence estimation techniques
- H04L25/03248—Arrangements for operating in conjunction with other apparatus
- H04L25/03254—Operation with other circuitry for removing intersymbol interference
- H04L25/03267—Operation with other circuitry for removing intersymbol interference with decision feedback equalisers
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
Description
Claims (14)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US39060002P | 2002-06-18 | 2002-06-18 | |
US60/390,600 | 2002-06-18 | ||
US10/402,697 | 2003-03-28 | ||
US10/402,697 US7197094B2 (en) | 2002-06-18 | 2003-03-28 | Symbol-based decision feedback equalizer (DFE) with maximum likelihood sequence estimation for wireless receivers under multipath channels |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1482747A CN1482747A (zh) | 2004-03-17 |
CN1280995C true CN1280995C (zh) | 2006-10-18 |
Family
ID=29740234
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN03137677.0A Expired - Fee Related CN1280995C (zh) | 2002-06-18 | 2003-06-18 | 使用最大似然序列估计于无线接收的均衡器装置与方法 |
Country Status (3)
Country | Link |
---|---|
US (1) | US7197094B2 (zh) |
CN (1) | CN1280995C (zh) |
TW (1) | TWI248275B (zh) |
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7369626B1 (en) | 2003-03-14 | 2008-05-06 | Ralink Technology, Inc. | Efficient subcarrier equalization to enhance receiver performance |
US7486751B1 (en) | 2004-02-18 | 2009-02-03 | Ralink Technology, Inc. | Joint time/frequency domain maximum ratio combining architectures for multi input multi output wireless receivers |
US8126095B1 (en) | 2003-03-28 | 2012-02-28 | Ralink Technology Corporation | Maximum ratio combining architectures for optimal complementary code keying receiver design |
US7545891B1 (en) | 2004-03-09 | 2009-06-09 | Ralink Technology, Inc. | Carrier recovery architectures for multi input multi output orthogonal frequency division multiplexing receivers |
US7496138B2 (en) * | 2004-11-08 | 2009-02-24 | Interdigital Technology Corporation | Method and apparatus for estimating the step-size of an adaptive equalizer |
US7348861B1 (en) | 2005-03-31 | 2008-03-25 | Ralink Technology, Inc. | Method and apparatus for a crystal oscillator to achieve fast start-up time, low power and frequency calibration |
US7433663B1 (en) | 2005-05-27 | 2008-10-07 | Ralink Technology, Inc. | Automatic gain control system for multiple receiving antennae |
US7856068B1 (en) | 2005-06-28 | 2010-12-21 | Ralink Technology Corporation | Nested preamble for multi input multi output orthogonal frequency division multiplexing |
US7738538B1 (en) | 2005-08-01 | 2010-06-15 | Ralink Technology Corporation | Flexible and in-band signaling for nested preamble |
FR2895186A1 (fr) * | 2005-12-20 | 2007-06-22 | France Telecom | Procede et systeme de mise a jour des conditions d'acces d'un dispositif de telecommunication a des services delivres par un reseau de telecommunication |
JP4873700B2 (ja) * | 2006-06-13 | 2012-02-08 | キヤノン株式会社 | 光量制御装置、光ビーム走査装置および画像形成装置 |
US7995665B2 (en) * | 2006-06-26 | 2011-08-09 | Ralink Technology (Singapore) Corporation Pte. Ltd. | Method and apparatus for reception in a multi-input-multi-output (MIMO) orthogonal frequency domain modulation (OFDM) wireless communication system |
US8032134B2 (en) * | 2007-04-24 | 2011-10-04 | Ralink Technology Corporation | Beamforming with global positioning and orientation systems |
US8320473B1 (en) * | 2010-01-20 | 2012-11-27 | Prairie Blue, LLC | Data communication system utilizing optimized code table signaling |
TWI462519B (zh) | 2010-12-29 | 2014-11-21 | Realtek Semiconductor Corp | 降低通訊裝置之耗電量的方法和相關裝置 |
US10523490B2 (en) | 2013-08-06 | 2019-12-31 | Agilepq, Inc. | Authentication of a subscribed code table user utilizing optimized code table signaling |
US9444580B2 (en) | 2013-08-06 | 2016-09-13 | OptCTS, Inc. | Optimized data transfer utilizing optimized code table signaling |
US9455799B2 (en) | 2013-08-06 | 2016-09-27 | OptCTS, Inc. | Dynamic control of quality of service (QOS) using derived QOS measures |
EP3164942A1 (en) | 2014-07-02 | 2017-05-10 | Agilepq, Inc. | Data recovery utilizing optimized code table signaling |
EP3465974A1 (en) | 2016-06-06 | 2019-04-10 | Agilepq, Inc. | Data conversion systems and methods |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5142551A (en) * | 1991-02-28 | 1992-08-25 | Motorola, Inc. | Signal weighting system for digital receiver |
US6735724B1 (en) * | 1999-04-08 | 2004-05-11 | Texas Instruments Incorporated | Detection error estimation and method |
US6980140B1 (en) * | 2004-06-18 | 2005-12-27 | Nortel Networks Limited | Flash ADC receiver with reduced errors |
-
2003
- 2003-03-28 US US10/402,697 patent/US7197094B2/en not_active Expired - Fee Related
- 2003-06-18 CN CN03137677.0A patent/CN1280995C/zh not_active Expired - Fee Related
- 2003-06-18 TW TW092116522A patent/TWI248275B/zh not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
TWI248275B (en) | 2006-01-21 |
TW200401548A (en) | 2004-01-16 |
US7197094B2 (en) | 2007-03-27 |
CN1482747A (zh) | 2004-03-17 |
US20030231722A1 (en) | 2003-12-18 |
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Legal Events
Date | Code | Title | Description |
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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: LIANFA SCIENCE AND TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: RALINK TECHNOLOGY INC. Effective date: 20140709 |
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C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20140709 Address after: Hsinchu Science Park, Taiwan, China Patentee after: MediaTek.Inc Address before: Hsinchu City, Taiwan, China Patentee before: Ralink Technology Inc. |
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CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20061018 Termination date: 20190618 |