CN1115545A - 能进行快速系数更新操作的均衡设备 - Google Patents
能进行快速系数更新操作的均衡设备 Download PDFInfo
- Publication number
- CN1115545A CN1115545A CN95101251A CN95101251A CN1115545A CN 1115545 A CN1115545 A CN 1115545A CN 95101251 A CN95101251 A CN 95101251A CN 95101251 A CN95101251 A CN 95101251A CN 1115545 A CN1115545 A CN 1115545A
- Authority
- CN
- China
- Prior art keywords
- data sample
- error
- group
- signal
- filtering
- 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
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/12—Systems in which the television signal is transmitted via one channel or a plurality of parallel channels, the bandwidth of each channel being less than the bandwidth of the television signal
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/14—Picture signal circuitry for video frequency region
- H04N5/21—Circuitry for suppressing or minimising disturbance, e.g. moiré or halo
- H04N5/211—Ghost signal cancellation
-
- 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
- H04L25/03012—Arrangements for removing intersymbol interference operating in the time domain
- H04L25/03019—Arrangements for removing intersymbol interference operating in the time domain adaptive, i.e. capable of adjustment during data reception
- H04L25/03038—Arrangements for removing intersymbol interference operating in the time domain adaptive, i.e. capable of adjustment during data reception with a non-recursive structure
- H04L25/0305—Arrangements for removing intersymbol interference operating in the time domain adaptive, i.e. capable of adjustment during data reception with a non-recursive structure using blind adaptation
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- Power Engineering (AREA)
- Computer Networks & Wireless Communication (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
- Filters That Use Time-Delay Elements (AREA)
- Picture Signal Circuits (AREA)
- Details Of Television Systems (AREA)
- Television Systems (AREA)
Abstract
Description
Claims (3)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019940000755A KR960011739B1 (ko) | 1994-01-18 | 1994-01-18 | 실시간 계수 갱신값 추출장치를 구비한 등화기 |
KR755/94 | 1994-01-18 | ||
KR755/1994 | 1994-01-18 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1115545A true CN1115545A (zh) | 1996-01-24 |
CN1055362C CN1055362C (zh) | 2000-08-09 |
Family
ID=19375771
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN95101251A Expired - Lifetime CN1055362C (zh) | 1994-01-18 | 1995-01-18 | 能进行快速系数更新操作的均衡设备 |
Country Status (6)
Country | Link |
---|---|
US (1) | US5491518A (zh) |
EP (1) | EP0663766B1 (zh) |
JP (1) | JPH0851388A (zh) |
KR (1) | KR960011739B1 (zh) |
CN (1) | CN1055362C (zh) |
DE (1) | DE69505851T2 (zh) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100399338C (zh) * | 2002-06-26 | 2008-07-02 | 联想(北京)有限公司 | 一种数据记录处理方法 |
CN1764175B (zh) * | 2004-10-23 | 2010-12-15 | 三星电子株式会社 | 自适应均衡器及其方法 |
CN101076955B (zh) * | 2004-12-20 | 2011-06-15 | 日本电气株式会社 | 计算均衡器滤波系数的方法 |
Families Citing this family (26)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6473732B1 (en) * | 1995-10-18 | 2002-10-29 | Motorola, Inc. | Signal analyzer and method thereof |
US6268888B1 (en) * | 1996-06-26 | 2001-07-31 | Intel Corporation | Mechanism for adaptive selection of anti-ghosting filtering |
US5812217A (en) * | 1996-06-26 | 1998-09-22 | Intel Corporation | Automatically adjusting anti-ghosting filter coefficients when the coefficients exceed particular values |
US6377308B1 (en) | 1996-06-26 | 2002-04-23 | Intel Corporation | Method and apparatus for line-specific decoding of VBI scan lines |
US5838382A (en) * | 1996-06-26 | 1998-11-17 | Intel Corporation | Method and apparatus for optimizing starting point for run-in clock recovery |
US5953065A (en) * | 1996-06-26 | 1999-09-14 | Intel Corporation | Method and apparatus for common vertical blanking interval scan line decoding |
US5926491A (en) * | 1996-06-26 | 1999-07-20 | Intel Corporation | Noise tolerant run-in clock recovery method and apparatus |
EP0831478B1 (en) * | 1996-09-24 | 2003-11-19 | Hewlett-Packard Company, A Delaware Corporation | Data processing apparatus and methods |
US5812207A (en) * | 1996-12-20 | 1998-09-22 | Intel Corporation | Method and apparatus for supporting variable oversampling ratios when decoding vertical blanking interval data |
US6285709B1 (en) | 1997-10-31 | 2001-09-04 | 3 Com Corporation | Error filtering in a hybrid equalizer system |
US6178201B1 (en) * | 1998-03-11 | 2001-01-23 | Agilent Technologies Inc. | Controlling an adaptive equalizer in a demodulator |
US6429994B1 (en) | 1998-08-14 | 2002-08-06 | Samsung Electronics Co., Ltd | Method and apparatus for providing servo gain linearization for a magneto-resistive head |
US6222879B1 (en) * | 1998-08-31 | 2001-04-24 | International Business Machines Corporation | Self contained equalization method and apparatus |
US6441988B2 (en) | 1998-10-07 | 2002-08-27 | Samsung Electronics Co., Ltd. | Method and apparatus for reducing acoustic noise in a hard disk drive |
US6704354B1 (en) | 1998-10-16 | 2004-03-09 | Samsung Electronics Co., Ltd. | Method and apparatus of providing adaptive equalization using sign permutation filtering |
US6687079B1 (en) | 1999-10-08 | 2004-02-03 | Samsung Electronics Co., Ltd | Apparatus and method for providing servo gain linearization for a magneto-resistive head |
US6549364B1 (en) | 1999-12-15 | 2003-04-15 | Samsung Electronics Co., Ltd. | Optimization method and apparatus for a generalized fourier seek trajectory for a hard disk drive servomechanism |
US6501613B1 (en) | 1999-12-15 | 2002-12-31 | Samsung Electronics Co., Ltd. | Generalized Fourier seek method and apparatus for a hard disk drive servomechanism |
US7016440B1 (en) * | 2000-08-16 | 2006-03-21 | The Board Of Trustees Of The University Of Illinois | Iterative MMSE equalization-decoder soft information exchange decoding method and device |
US6801384B2 (en) | 2000-09-14 | 2004-10-05 | Samsung Electronics Co., Ltd. | Voltage-constrained sinusoidal seek servo in hard disk drives |
US6982849B2 (en) | 2000-09-14 | 2006-01-03 | Samsung Electronics Co., Ltd. | Method and apparatus for providing positional information on a disk |
US6744590B2 (en) | 2000-09-14 | 2004-06-01 | Samsung Electronics Co., Inc. | Seek trajectory adaptation in sinusoidal seek servo hard disk drives |
US6762902B2 (en) | 2000-12-15 | 2004-07-13 | Samsung Electronics Co., Ltd. | Time-varying, non-synchronous disturbance identification and cancellation in a rotating disk storage device |
US6700731B2 (en) * | 2001-05-31 | 2004-03-02 | Samsung Electronics Co., Inc. | In-situ linearization of magnetic read/write head transducer position error signal |
US8743943B2 (en) * | 2005-07-28 | 2014-06-03 | Altera Corporation | High-speed data reception circuitry and methods |
US10972319B2 (en) * | 2018-09-12 | 2021-04-06 | Texas Instruments Incorporated | Clockless decision feedback equalization (DFE) for multi-level signals |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL171215C (nl) * | 1973-03-09 | 1983-02-16 | Trt Telecom Radio Electr | Automatische egalisatie-inrichting voor een datatransmissiekanaal. |
JPS54109720A (en) * | 1978-02-16 | 1979-08-28 | Toshiba Corp | Ghost signal erasing device |
DE3173567D1 (de) * | 1980-09-24 | 1986-03-06 | Toshiba Kk | Transversal equalizer |
CN85107677B (zh) * | 1985-10-19 | 1988-11-02 | 株式会社东芝 | 复印装置 |
IT1188626B (it) * | 1986-03-25 | 1988-01-20 | Gte Telecom Spa | Metodo e dispositivo di equalizzazione adattiva cieca |
US5027369A (en) * | 1990-03-26 | 1991-06-25 | Motorola, Inc. | Rapid convergence decision feedback equalizer |
KR0141579B1 (ko) * | 1991-12-11 | 1998-06-15 | 강진구 | 고스트제거장치 및 방법 |
KR100189954B1 (ko) * | 1992-06-04 | 1999-06-01 | 강진구 | 8필드 연속 고스트 제거 기준신호의 시작신호 검출방법 |
-
1994
- 1994-01-18 KR KR1019940000755A patent/KR960011739B1/ko not_active IP Right Cessation
-
1995
- 1995-01-16 EP EP95100501A patent/EP0663766B1/en not_active Expired - Lifetime
- 1995-01-16 DE DE69505851T patent/DE69505851T2/de not_active Expired - Lifetime
- 1995-01-18 JP JP7023468A patent/JPH0851388A/ja active Pending
- 1995-01-18 CN CN95101251A patent/CN1055362C/zh not_active Expired - Lifetime
- 1995-01-18 US US08/375,326 patent/US5491518A/en not_active Expired - Lifetime
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100399338C (zh) * | 2002-06-26 | 2008-07-02 | 联想(北京)有限公司 | 一种数据记录处理方法 |
CN1764175B (zh) * | 2004-10-23 | 2010-12-15 | 三星电子株式会社 | 自适应均衡器及其方法 |
CN101076955B (zh) * | 2004-12-20 | 2011-06-15 | 日本电气株式会社 | 计算均衡器滤波系数的方法 |
Also Published As
Publication number | Publication date |
---|---|
KR950024574A (ko) | 1995-08-21 |
CN1055362C (zh) | 2000-08-09 |
DE69505851D1 (de) | 1998-12-17 |
DE69505851T2 (de) | 1999-04-08 |
EP0663766A1 (en) | 1995-07-19 |
US5491518A (en) | 1996-02-13 |
EP0663766B1 (en) | 1998-11-11 |
JPH0851388A (ja) | 1996-02-20 |
KR960011739B1 (ko) | 1996-08-30 |
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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 | ||
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20030516 Patentee after: Daewoo Electronics Co., Ltd. Patentee before: Daewoo Electronics Co., Ltd. |
|
ASS | Succession or assignment of patent right |
Owner name: FENGYE VISION TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: DAEWOO ELECTRONICS CO., LTD. Effective date: 20130419 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20130419 Address after: Ontario Patentee after: Fengye Vision Technology Co., Ltd. Address before: Seoul, South Kerean Patentee before: Daewoo Electronics Co., Ltd. |
|
C17 | Cessation of patent right | ||
CX01 | Expiry of patent term |
Expiration termination date: 20150118 Granted publication date: 20000809 |