CN1663131A - 用于小波降噪的方法和设备 - Google Patents
用于小波降噪的方法和设备 Download PDFInfo
- Publication number
- CN1663131A CN1663131A CN03814896XA CN03814896A CN1663131A CN 1663131 A CN1663131 A CN 1663131A CN 03814896X A CN03814896X A CN 03814896XA CN 03814896 A CN03814896 A CN 03814896A CN 1663131 A CN1663131 A CN 1663131A
- Authority
- CN
- China
- Prior art keywords
- wavelet
- impulse
- transient
- received signal
- signal
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/26—Systems using multi-frequency codes
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/0004—Modulated-carrier systems using wavelets
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/26—Systems using multi-frequency codes
- H04L27/2601—Multicarrier modulation systems
- H04L27/2647—Arrangements specific to the receiver only
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Noise Elimination (AREA)
- Testing And Monitoring For Control Systems (AREA)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
- Circuits Of Receivers In General (AREA)
- Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
- Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
- Feedback Control In General (AREA)
- Error Detection And Correction (AREA)
- Control Of Position, Course, Altitude, Or Attitude Of Moving Bodies (AREA)
Abstract
Description
Claims (16)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB0214729.6 | 2002-06-26 | ||
GBGB0214729.6A GB0214729D0 (en) | 2002-06-26 | 2002-06-26 | Digital receiver arrangement and related method |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1663131A true CN1663131A (zh) | 2005-08-31 |
CN100379156C CN100379156C (zh) | 2008-04-02 |
Family
ID=9939305
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB03814896XA Expired - Fee Related CN100379156C (zh) | 2002-06-26 | 2003-06-12 | 用于小波降噪的方法和设备 |
Country Status (11)
Country | Link |
---|---|
US (1) | US7483685B2 (zh) |
EP (1) | EP1520349B1 (zh) |
JP (1) | JP2005531246A (zh) |
KR (1) | KR101107112B1 (zh) |
CN (1) | CN100379156C (zh) |
AT (1) | ATE427588T1 (zh) |
AU (1) | AU2003238600A1 (zh) |
DE (1) | DE60326956D1 (zh) |
GB (1) | GB0214729D0 (zh) |
TW (1) | TWI334701B (zh) |
WO (1) | WO2004004143A1 (zh) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102365826A (zh) * | 2009-03-27 | 2012-02-29 | 高通股份有限公司 | 杂散信号衰减装置、系统及方法 |
US8774314B2 (en) | 2009-06-23 | 2014-07-08 | Qualcomm Incorporated | Transmitter architectures |
US10305522B1 (en) | 2018-03-13 | 2019-05-28 | Qualcomm Incorporated | Communication circuit including voltage mode harmonic-rejection mixer (HRM) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8189722B2 (en) * | 2004-09-02 | 2012-05-29 | Hewlett-Packard Development Company, L.P. | Discrete denoising using blended counts |
US7991058B2 (en) | 2004-12-21 | 2011-08-02 | Panasonic Corporation | OFDM reception device |
US20090016471A1 (en) * | 2007-07-10 | 2009-01-15 | Ravikiran Rajagopal | Impulse Noise Detection and Mitigation In Receivers |
US20110143697A1 (en) * | 2009-12-11 | 2011-06-16 | Qualcomm Incorporated | Separate i and q baseband predistortion in direct conversion transmitters |
US8880010B2 (en) * | 2009-12-30 | 2014-11-04 | Qualcomm Incorporated | Dual-loop transmit noise cancellation |
KR102233151B1 (ko) * | 2013-10-21 | 2021-03-29 | 한국전자통신연구원 | 간섭에 기반한 신호 송수신 방법 및 장치 |
US9444670B2 (en) * | 2013-10-21 | 2016-09-13 | Electronics And Telecommunications Research Instit | Method and apparatus for transmitting and receiving signal based on interference |
TWI593238B (zh) * | 2016-05-17 | 2017-07-21 | 晨星半導體股份有限公司 | 脈衝雜訊偵測電路與方法 |
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DE2738800C3 (de) * | 1977-08-29 | 1980-08-14 | Siemens Ag, 1000 Berlin Und 8000 Muenchen | Funknachrichtenübertragungssystem mit Frequenz- und/oder Phasenmodulation |
JPS5932015B2 (ja) * | 1978-02-01 | 1984-08-06 | ケイディディ株式会社 | インパルス性雑音の除去方式 |
US4311963A (en) * | 1978-07-18 | 1982-01-19 | Matsushita Electric Industrial Co., Ltd. | Noise pulse suppressing system |
EP0099760B1 (en) * | 1982-07-21 | 1988-06-29 | Victor Company Of Japan, Limited | Circuit for reconstructing noise-affected signals |
NL8700125A (nl) * | 1987-01-20 | 1988-08-16 | Philips Nv | Inrichting voor het bestrijden van intersymboolinterferentie en ruis. |
FR2618625B1 (fr) * | 1987-07-24 | 1989-11-24 | Labo Electronique Physique | Dispositif d'amelioration du decodage de signaux numeriques lors de transmissions en modulation de frequence |
US5119321A (en) * | 1990-05-14 | 1992-06-02 | Harris Corporation | Adaptive threshold suppression of impulse noise |
JP2760240B2 (ja) * | 1992-03-11 | 1998-05-28 | 松下電器産業株式会社 | 雑音抑圧装置 |
JPH07231268A (ja) * | 1993-12-21 | 1995-08-29 | Toshiba Corp | Fmチューナにおけるパルスノイズキャンセラ |
US5479440A (en) * | 1994-04-15 | 1995-12-26 | Gas Research Institute | Apparatus and method for impulsive noise cancellation |
JP2586827B2 (ja) * | 1994-07-20 | 1997-03-05 | 日本電気株式会社 | 受信装置 |
WO1996005680A1 (fr) * | 1994-08-08 | 1996-02-22 | Ntt Mobile Communications Network Inc. | Procede de detection de retard a prediction lineaire des ondes a modulation de phase differentielle (mdpd) |
US5812673A (en) * | 1994-09-02 | 1998-09-22 | Matsushita Electric Industrial Co., Ltd. | Noise suppressing device |
US5809085A (en) * | 1995-06-28 | 1998-09-15 | Motorola Inc. | Apparatus and method for detecting and discriminating various signal types in the presence of impulse distortions |
US5867539A (en) * | 1995-07-21 | 1999-02-02 | Hitachi America, Ltd. | Methods and apparatus for reducing the effect of impulse noise on receivers |
US5694437A (en) * | 1995-10-10 | 1997-12-02 | Motorola, Inc. | Device and method for data signal detection in the presence of distortion and interference in communication systems |
JP3627349B2 (ja) * | 1996-02-26 | 2005-03-09 | 松下電器産業株式会社 | ディジタル通信用高周波受信装置 |
US5903819A (en) * | 1996-03-13 | 1999-05-11 | Ericsson Inc. | Noise suppressor circuit and associated method for suppressing periodic interference component portions of a communication signal |
KR100250561B1 (ko) * | 1996-08-29 | 2000-04-01 | 니시무로 타이죠 | 잡음소거기 및 이 잡음소거기를 사용한 통신장치 |
US5794136A (en) * | 1996-09-24 | 1998-08-11 | Motorola, Inc. | Noise blanker and a radio receiver and method employing same |
US5890059A (en) * | 1996-10-21 | 1999-03-30 | Delco Electronics Corporation | Impulse noise blanking apparatus |
DE19736517A1 (de) * | 1997-08-22 | 1999-02-25 | Alsthom Cge Alcatel | Verfahren zur Reduzierung von Störungen bei der Übertragung eines elektrischen Nachrichtensignals |
JPH11205166A (ja) * | 1998-01-19 | 1999-07-30 | Mitsubishi Electric Corp | ノイズ検出装置 |
CA2239675C (en) * | 1998-06-04 | 2007-11-13 | Tet Hin Yeap | Suppression of rfi and impulse noise in communications channels |
US6356606B1 (en) * | 1998-07-31 | 2002-03-12 | Lucent Technologies Inc. | Device and method for limiting peaks of a signal |
JP3174777B2 (ja) * | 1999-01-28 | 2001-06-11 | 株式会社エイ・ティ・アール人間情報通信研究所 | 信号処理方法および装置 |
GB2348783B (en) | 1999-04-07 | 2004-01-14 | British Broadcasting Corp | Improvements relating to OFDM receivers |
US6940973B1 (en) * | 1999-06-07 | 2005-09-06 | Bell Canada | Method and apparatus for cancelling common mode noise occurring in communications channels |
US6577851B1 (en) * | 1999-11-16 | 2003-06-10 | Motorola, Inc. | Impulse noise blanker |
JP3454214B2 (ja) * | 1999-12-22 | 2003-10-06 | 三菱電機株式会社 | パルス雑音除去装置およびこれを含む中波am音声放送受信機 |
JP2003520486A (ja) * | 2000-01-10 | 2003-07-02 | コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ | 送信システム |
JP3573050B2 (ja) * | 2000-02-23 | 2004-10-06 | 三菱電機株式会社 | 雑音除去装置 |
JP2001345743A (ja) * | 2000-06-06 | 2001-12-14 | Iwatsu Electric Co Ltd | 判定帰還型等化器 |
JP4265864B2 (ja) * | 2000-08-15 | 2009-05-20 | 富士通株式会社 | 同期追跡回路 |
JP4399975B2 (ja) * | 2000-11-09 | 2010-01-20 | 三菱電機株式会社 | 雑音除去装置およびfm受信機 |
JP4548954B2 (ja) * | 2001-03-09 | 2010-09-22 | 株式会社日立国際電気 | 干渉信号除去装置 |
EP1249942A1 (en) * | 2001-04-12 | 2002-10-16 | Juniper Networks, Inc. | Ingress noise reduction in a digital receiver |
US6920194B2 (en) * | 2001-05-29 | 2005-07-19 | Tioga Technologies, Ltd. | Method and system for detecting, timing, and correcting impulse noise |
JP4151243B2 (ja) * | 2001-07-26 | 2008-09-17 | 三菱電機株式会社 | マルチパスノイズ除去方法および除去装置、fm受信機 |
US7042967B2 (en) * | 2003-03-03 | 2006-05-09 | Interdigital Technology Corporation | Reduced complexity sliding window based equalizer |
DE10343332A1 (de) * | 2003-09-12 | 2005-05-12 | Atmel Germany Gmbh | Verfahren zur Unterdrückung von Störungen in einem Signalverarbeitungssystem und Signalverarbeitungssystem |
-
2002
- 2002-06-26 GB GBGB0214729.6A patent/GB0214729D0/en not_active Ceased
-
2003
- 2003-06-12 AT AT03732947T patent/ATE427588T1/de not_active IP Right Cessation
- 2003-06-12 KR KR1020047021029A patent/KR101107112B1/ko not_active IP Right Cessation
- 2003-06-12 AU AU2003238600A patent/AU2003238600A1/en not_active Abandoned
- 2003-06-12 DE DE60326956T patent/DE60326956D1/de not_active Expired - Fee Related
- 2003-06-12 WO PCT/IB2003/002672 patent/WO2004004143A1/en active Application Filing
- 2003-06-12 CN CNB03814896XA patent/CN100379156C/zh not_active Expired - Fee Related
- 2003-06-12 JP JP2004517098A patent/JP2005531246A/ja active Pending
- 2003-06-12 US US10/518,259 patent/US7483685B2/en not_active Expired - Fee Related
- 2003-06-12 EP EP03732947A patent/EP1520349B1/en not_active Expired - Lifetime
- 2003-06-23 TW TW092116984A patent/TWI334701B/zh not_active IP Right Cessation
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102365826A (zh) * | 2009-03-27 | 2012-02-29 | 高通股份有限公司 | 杂散信号衰减装置、系统及方法 |
CN102365826B (zh) * | 2009-03-27 | 2015-03-04 | 高通股份有限公司 | 杂散信号衰减装置、系统及方法 |
US8774314B2 (en) | 2009-06-23 | 2014-07-08 | Qualcomm Incorporated | Transmitter architectures |
US10305522B1 (en) | 2018-03-13 | 2019-05-28 | Qualcomm Incorporated | Communication circuit including voltage mode harmonic-rejection mixer (HRM) |
US10454509B2 (en) | 2018-03-13 | 2019-10-22 | Qualcomm Incorporated | Communication circuit including a transmitter |
Also Published As
Publication number | Publication date |
---|---|
WO2004004143A1 (en) | 2004-01-08 |
JP2005531246A (ja) | 2005-10-13 |
KR101107112B1 (ko) | 2012-01-30 |
GB0214729D0 (en) | 2002-08-07 |
DE60326956D1 (de) | 2009-05-14 |
EP1520349B1 (en) | 2009-04-01 |
KR20050016631A (ko) | 2005-02-21 |
EP1520349A1 (en) | 2005-04-06 |
TWI334701B (en) | 2010-12-11 |
CN100379156C (zh) | 2008-04-02 |
ATE427588T1 (de) | 2009-04-15 |
TW200408205A (en) | 2004-05-16 |
US20060062321A1 (en) | 2006-03-23 |
US7483685B2 (en) | 2009-01-27 |
AU2003238600A1 (en) | 2004-01-19 |
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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: NXP CO., LTD. Free format text: FORMER OWNER: KONINKLIJKE PHILIPS ELECTRONICS N.V. Effective date: 20080509 |
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C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20080509 Address after: Holland Ian Deho Finn Patentee after: Koninkl Philips Electronics NV Address before: Holland Ian Deho Finn Patentee before: Koninklijke Philips Electronics N.V. |
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ASS | Succession or assignment of patent right |
Owner name: TRIDENT MICROSYSTEMS (FAR EAST)CO., LTD. Free format text: FORMER OWNER: KONINKL PHILIPS ELECTRONICS NV Effective date: 20100819 |
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C41 | Transfer of patent application or patent right or utility model | ||
COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: EINDHOVEN, NETHERLANDS TO: CAYMAN ISLANDS, GRAND CAYMAN ISLAND |
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TR01 | Transfer of patent right |
Effective date of registration: 20100819 Address after: Grand Cayman, Cayman Islands Patentee after: Trident Microsystems (Far East) Ltd. Address before: Holland Ian Deho Finn Patentee before: Koninkl Philips Electronics NV |
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ASS | Succession or assignment of patent right |
Owner name: ENTROPY COMMUNICATION CO., LTD. Free format text: FORMER OWNER: TRIDENT MICROSYSTEMS (FAR EAST) LTD. Effective date: 20130218 |
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C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20130218 Address after: American California Patentee after: Entropic Communications, Inc. Address before: Grand Cayman, Cayman Islands Patentee before: Trident Microsystems (Far East) Ltd. |
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CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080402 Termination date: 20140612 |
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EXPY | Termination of patent right or utility model |