NL1029339A1 - Egalisator in staat om stapgrootte aan te passen en egalisatiewerkwijze daarvoor. - Google Patents
Egalisator in staat om stapgrootte aan te passen en egalisatiewerkwijze daarvoor.Info
- Publication number
- NL1029339A1 NL1029339A1 NL1029339A NL1029339A NL1029339A1 NL 1029339 A1 NL1029339 A1 NL 1029339A1 NL 1029339 A NL1029339 A NL 1029339A NL 1029339 A NL1029339 A NL 1029339A NL 1029339 A1 NL1029339 A1 NL 1029339A1
- Authority
- NL
- Netherlands
- Prior art keywords
- equalizer
- step size
- equalization method
- adjust step
- adjust
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/01—Equalisers
-
- 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
-
- 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
-
- 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
- H04L25/03987—Equalisation for sparse channels
-
- 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
- H04L2025/0335—Arrangements for removing intersymbol interference characterised by the type of transmission
- H04L2025/03375—Passband transmission
- H04L2025/03382—Single of vestigal sideband
-
- 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
- H04L2025/03592—Adaptation methods
- H04L2025/03598—Algorithms
- H04L2025/03611—Iterative algorithms
- H04L2025/03617—Time recursive algorithms
-
- 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
- H04L2025/03592—Adaptation methods
- H04L2025/03598—Algorithms
- H04L2025/03681—Control of adaptation
- H04L2025/03687—Control of adaptation of step size
-
- 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
- H04L25/0212—Channel estimation of impulse response
-
- 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
- H04L25/03057—Arrangements for removing intersymbol interference operating in the time domain adaptive, i.e. capable of adjustment during data reception with a recursive structure
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Power Engineering (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
- Dc Digital Transmission (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR20040048940 | 2004-06-28 | ||
KR1020040048940A KR100698630B1 (ko) | 2004-06-28 | 2004-06-28 | 스텝사이즈 조정기능을 구비한 등화기 및 등화방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
NL1029339A1 true NL1029339A1 (nl) | 2005-12-30 |
NL1029339C2 NL1029339C2 (nl) | 2006-09-21 |
Family
ID=36609629
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL1029339A NL1029339C2 (nl) | 2004-06-28 | 2005-06-24 | Egalisator in staat om stapgrootte aan te passen en egalisatiewerkwijze daarvoor. |
Country Status (6)
Country | Link |
---|---|
US (1) | US20050286625A1 (nl) |
KR (1) | KR100698630B1 (nl) |
CN (1) | CN1716931A (nl) |
BR (1) | BRPI0502474A (nl) |
CA (1) | CA2510914A1 (nl) |
NL (1) | NL1029339C2 (nl) |
Families Citing this family (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8218615B2 (en) * | 2005-03-29 | 2012-07-10 | Qualcomm Incorporated | Method and apparatus for block-wise decision-feedback equalization for wireless communication |
US8615035B2 (en) | 2005-03-29 | 2013-12-24 | Qualcomm Incorporated | Method and apparatus for block-wise decision-feedback equalization for wireless communication |
GB0610142D0 (en) * | 2006-05-22 | 2006-06-28 | Ttp Communications Ltd | Channel estimation |
US8155218B2 (en) | 2007-03-17 | 2012-04-10 | Qualcomm Incorporated | Frequency domain equalization for time varying channels |
US8711916B2 (en) * | 2007-07-27 | 2014-04-29 | Intel Corporation | Tap initialization of equalizer based on estimated channel impulse response |
US8526486B2 (en) * | 2008-11-12 | 2013-09-03 | Intel Corporation | Decision feedback equalizer for portable environments |
JP4674647B2 (ja) * | 2008-11-21 | 2011-04-20 | ソニー株式会社 | 通信装置、および信号処理方法 |
JP4735747B2 (ja) * | 2008-11-21 | 2011-07-27 | ソニー株式会社 | 通信装置、および通信フレームフォーマット、並びに信号処理方法 |
KR101494401B1 (ko) * | 2008-12-24 | 2015-02-17 | 삼성전자주식회사 | 이동통신 시스템의 수신 장치 및 방법 |
US8477833B2 (en) | 2009-02-06 | 2013-07-02 | International Business Machines Corporation | Circuits and methods for DFE with reduced area and power consumption |
US8779847B1 (en) * | 2011-07-13 | 2014-07-15 | Marvell International Ltd. | Systems and methods for finite impulse response adaptation for gain and phase control |
TWI433480B (zh) * | 2011-07-19 | 2014-04-01 | Raydium Semiconductor Corp | 可調適等化器及其運作方法 |
CN105099970B (zh) * | 2014-04-24 | 2018-08-14 | 富士通株式会社 | 自适应均衡器、自适应均衡方法以及接收机 |
CN106597481A (zh) * | 2016-12-12 | 2017-04-26 | 太原理工大学 | 基于盲均衡器的矢量跟踪多径干扰抑制算法 |
US10050774B1 (en) * | 2017-05-02 | 2018-08-14 | MACOM Technology Solutions Holding, Inc. | Mitigating interaction between adaptive equalization and timing recovery |
JPWO2019044176A1 (ja) * | 2017-08-28 | 2020-10-01 | ソニー株式会社 | 音声処理装置及び音声処理方法、並びに情報処理装置 |
US10505768B2 (en) * | 2017-12-12 | 2019-12-10 | Huawei Technologies Co., Ltd. | Partially disjoint equalization and carrier recovery |
US10873407B2 (en) * | 2018-11-15 | 2020-12-22 | Marvell Asia Pte, Ltd. | Transmitter tuning using receiver gradient |
US11381431B2 (en) | 2019-05-22 | 2022-07-05 | Nvidia Corporation | Receiver and transmitter adaptation using stochastic gradient hill climbing with genetic mutation |
US10749720B1 (en) | 2019-05-22 | 2020-08-18 | Nvidia Corporation. | Receiver adaptation using stochastic gradient hill climbing with genetic mutation |
CN113271271B (zh) * | 2020-02-17 | 2022-12-13 | 华为技术有限公司 | 自适应均衡器的步长调节方法、装置、信号接收机、系统 |
CN113541733B (zh) * | 2021-09-17 | 2022-01-28 | 北京国科天迅科技有限公司 | 均衡和回波消除装置、方法、计算机设备和存储介质 |
CN114024806B (zh) * | 2021-10-18 | 2022-10-25 | 北京邮电大学 | 融合星载滤波器特征的时域均衡方法、系统及存储介质 |
Family Cites Families (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA2074782C (en) * | 1991-07-30 | 1997-10-07 | Akihiko Sugiyama | Method of and apparatus for identifying unknown system using adaptive filter |
JPH06508805A (ja) * | 1991-08-05 | 1994-10-06 | ザ、ブロクター、エンド、ギャンブル、カンパニー | 差込み式ハンドル |
JPH0563605A (ja) * | 1991-08-30 | 1993-03-12 | Nec Corp | 適応型最尤系列推定受信器 |
US5734598A (en) * | 1994-12-28 | 1998-03-31 | Quantum Corporation | Low power filter coefficient adaptation circuit for digital adaptive filter |
JPH09294095A (ja) * | 1996-04-26 | 1997-11-11 | Oki Electric Ind Co Ltd | 適応等化器 |
JP2930101B2 (ja) * | 1997-01-29 | 1999-08-03 | 日本電気株式会社 | 雑音消去装置 |
US6240133B1 (en) * | 1998-02-05 | 2001-05-29 | Texas Instruments Incorporated | High stability fast tracking adaptive equalizer for use with time varying communication channels |
US6563868B1 (en) * | 1998-07-17 | 2003-05-13 | General Instruments Corporation | Method and apparatus for adaptive equalization in the presence of large multipath echoes |
US6515713B1 (en) * | 1998-12-31 | 2003-02-04 | Lg Electronics Inc. | Method and apparatus which compensates for channel distortion |
US6526093B1 (en) * | 1999-03-04 | 2003-02-25 | Mitsubishi Electric Research Laboratories, Inc | Method and apparatus for equalizing a digital signal received via multiple transmission paths |
US6707912B2 (en) * | 1999-03-11 | 2004-03-16 | Motorola, Inc. | Method and apparatus for setting a step size for an adaptive filter coefficient of an echo canceller |
US6535552B1 (en) * | 1999-05-19 | 2003-03-18 | Motorola, Inc. | Fast training of equalizers in discrete multi-tone (DMT) systems |
KR100500810B1 (ko) * | 1999-10-29 | 2005-07-12 | 마츠시타 덴끼 산교 가부시키가이샤 | 파형 등화 제어 장치 |
JP3458098B2 (ja) * | 1999-10-29 | 2003-10-20 | 松下電器産業株式会社 | 波形等化制御装置、及び波形等化制御方法 |
US20020150155A1 (en) * | 2001-02-26 | 2002-10-17 | Itzhak Florentin | Convergence speed, lowering the excess noise and power consumption of equalizers |
US6829297B2 (en) * | 2001-06-06 | 2004-12-07 | Micronas Semiconductors, Inc. | Adaptive equalizer having a variable step size influenced by output from a trellis decoder |
US6975675B2 (en) * | 2002-02-12 | 2005-12-13 | Intel Corporation | Fast serial transmit equalization scheme |
US7450518B2 (en) * | 2003-03-12 | 2008-11-11 | Broadcom Corporation | Sparse channel dual-error tracking adaptive filter/equalizer |
US20050232378A1 (en) * | 2004-04-15 | 2005-10-20 | Mediatek Incorporation | Apparatus and method for echo indicator generation |
US20050232347A1 (en) * | 2004-04-15 | 2005-10-20 | Mediatek Incorporation | Apparatus and method for noise enhancement reduction in an adaptive equalizer |
KR100603202B1 (ko) * | 2004-06-28 | 2006-07-24 | 삼성전자주식회사 | Lms 등화기의 스텝사이즈 자동 제어방법 및 제어장치 |
-
2004
- 2004-06-28 KR KR1020040048940A patent/KR100698630B1/ko not_active IP Right Cessation
-
2005
- 2005-06-22 US US11/157,968 patent/US20050286625A1/en not_active Abandoned
- 2005-06-23 CA CA002510914A patent/CA2510914A1/en not_active Abandoned
- 2005-06-24 NL NL1029339A patent/NL1029339C2/nl not_active IP Right Cessation
- 2005-06-28 CN CNA2005100800351A patent/CN1716931A/zh active Pending
- 2005-06-28 BR BR0502474-9A patent/BRPI0502474A/pt not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
US20050286625A1 (en) | 2005-12-29 |
KR100698630B1 (ko) | 2007-03-21 |
BRPI0502474A (pt) | 2006-02-07 |
CN1716931A (zh) | 2006-01-04 |
KR20060000073A (ko) | 2006-01-06 |
NL1029339C2 (nl) | 2006-09-21 |
CA2510914A1 (en) | 2005-12-28 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
AD1A | A request for search or an international type search has been filed | ||
RD2N | Patents in respect of which a decision has been taken or a report has been made (novelty report) |
Effective date: 20060720 |
|
PD2B | A search report has been drawn up | ||
VD1 | Lapsed due to non-payment of the annual fee |
Effective date: 20100101 |