DE69708841T2 - Abtastratenumwandlung - Google Patents

Abtastratenumwandlung

Info

Publication number
DE69708841T2
DE69708841T2 DE69708841T DE69708841T DE69708841T2 DE 69708841 T2 DE69708841 T2 DE 69708841T2 DE 69708841 T DE69708841 T DE 69708841T DE 69708841 T DE69708841 T DE 69708841T DE 69708841 T2 DE69708841 T2 DE 69708841T2
Authority
DE
Germany
Prior art keywords
sample conversion
conversion
sample
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 - Lifetime
Application number
DE69708841T
Other languages
English (en)
Other versions
DE69708841D1 (de
Inventor
Dalfsen Jochem Van
Hubert Stessen
Gerardus Janssen
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NXP BV
Original Assignee
Koninklijke Philips Electronics NV
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Koninklijke Philips Electronics NV filed Critical Koninklijke Philips Electronics NV
Application granted granted Critical
Publication of DE69708841D1 publication Critical patent/DE69708841D1/de
Publication of DE69708841T2 publication Critical patent/DE69708841T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H17/00—Networks using digital techniques
    • H03H17/02—Frequency selective networks
    • H03H17/0248—Filters characterised by a particular frequency response or filtering method
    • H03H17/0264—Filter sets with mutual related characteristics
    • H03H17/0273—Polyphase filters
    • H03H17/0275—Polyphase filters comprising non-recursive filters
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H17/00—Networks using digital techniques
    • H03H17/02—Frequency selective networks
    • H03H17/0294—Variable filters; Programmable filters
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H17/00—Networks using digital techniques
    • H03H17/02—Frequency selective networks
    • H03H17/06—Non-recursive filters
    • H03H17/0621—Non-recursive filters with input-sampling frequency and output-delivery frequency which differ, e.g. extrapolation; Anti-aliasing
    • H03H17/0635—Non-recursive filters with input-sampling frequency and output-delivery frequency which differ, e.g. extrapolation; Anti-aliasing characterized by the ratio between the input-sampling and output-delivery frequencies
    • H03H17/065—Non-recursive filters with input-sampling frequency and output-delivery frequency which differ, e.g. extrapolation; Anti-aliasing characterized by the ratio between the input-sampling and output-delivery frequencies the ratio being integer
    • H03H17/0657—Non-recursive filters with input-sampling frequency and output-delivery frequency which differ, e.g. extrapolation; Anti-aliasing characterized by the ratio between the input-sampling and output-delivery frequencies the ratio being integer where the output-delivery frequency is higher than the input sampling frequency, i.e. interpolation
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H17/00—Networks using digital techniques
    • H03H17/02—Frequency selective networks
    • H03H17/06—Non-recursive filters
    • H03H17/0621—Non-recursive filters with input-sampling frequency and output-delivery frequency which differ, e.g. extrapolation; Anti-aliasing
    • H03H17/0635—Non-recursive filters with input-sampling frequency and output-delivery frequency which differ, e.g. extrapolation; Anti-aliasing characterized by the ratio between the input-sampling and output-delivery frequencies
    • H03H17/065—Non-recursive filters with input-sampling frequency and output-delivery frequency which differ, e.g. extrapolation; Anti-aliasing characterized by the ratio between the input-sampling and output-delivery frequencies the ratio being integer
    • H03H17/0664—Non-recursive filters with input-sampling frequency and output-delivery frequency which differ, e.g. extrapolation; Anti-aliasing characterized by the ratio between the input-sampling and output-delivery frequencies the ratio being integer where the output-delivery frequency is lower than the input sampling frequency, i.e. decimation
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
    • H04N5/445—Receiver circuitry for the reception of television signals according to analogue transmission standards for displaying additional information
    • H04N5/45—Picture in picture, e.g. displaying simultaneously another television channel in a region of the screen

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Mathematical Physics (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Image Processing (AREA)
DE69708841T 1996-10-31 1997-09-26 Abtastratenumwandlung Expired - Lifetime DE69708841T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP96203035 1996-10-31
PCT/IB1997/001166 WO1998019396A2 (en) 1996-10-31 1997-09-26 Sample rate conversion

Publications (2)

Publication Number Publication Date
DE69708841D1 DE69708841D1 (de) 2002-01-17
DE69708841T2 true DE69708841T2 (de) 2002-08-22

Family

ID=8224535

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69708841T Expired - Lifetime DE69708841T2 (de) 1996-10-31 1997-09-26 Abtastratenumwandlung

Country Status (6)

Country Link
US (1) US5892695A (de)
EP (1) EP0870364B1 (de)
JP (1) JP4356819B2 (de)
KR (1) KR100475201B1 (de)
DE (1) DE69708841T2 (de)
WO (1) WO1998019396A2 (de)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100696333B1 (ko) * 1999-08-31 2007-03-21 유티스타콤코리아 유한회사 디지털 라디오 시스템에서의 다양한 인터폴레이션 레이트를 지원하는 안티이미징 필터
US6265998B1 (en) 1999-11-30 2001-07-24 Agere Systems Guardian Corp. Sampling device having an intrinsic filter
US6600495B1 (en) 2000-01-10 2003-07-29 Koninklijke Philips Electronics N.V. Image interpolation and decimation using a continuously variable delay filter and combined with a polyphase filter
EP1176717A1 (de) * 2000-07-29 2002-01-30 Micronas GmbH Programmierbare Filterachitektur
EP1393552A1 (de) * 2001-05-17 2004-03-03 Koninklijke Philips Electronics N.V. Fernsehempfänger, bildanzeigevorrichtung, fernsehsystem und verfahren zur bildanzeige
US6963890B2 (en) 2001-05-31 2005-11-08 Koninklijke Philips Electronics N.V. Reconfigurable digital filter having multiple filtering modes
US6537078B2 (en) * 2001-08-02 2003-03-25 Charles Jean System and apparatus for a karaoke entertainment center
US20030080981A1 (en) * 2001-10-26 2003-05-01 Koninklijke Philips Electronics N.V. Polyphase filter combining vertical peaking and scaling in pixel-processing arrangement
US20030103166A1 (en) * 2001-11-21 2003-06-05 Macinnis Alexander G. Method and apparatus for vertical compression and de-compression of progressive video data
JP2005516313A (ja) * 2002-02-01 2005-06-02 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 エッジエイリアス除去のためのテクスチャフィルタリングの使用
JP2005516314A (ja) * 2002-02-01 2005-06-02 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 コンピュータ・グラフィックスのステップを発生させ無い３次元テクスチャ・マッピング
FR2849330A1 (fr) * 2002-12-18 2004-06-25 Koninkl Philips Electronics Nv Convertisseur numerique de frequence d'echantillonnage
CN1768477A (zh) * 2003-03-31 2006-05-03 皇家飞利浦电子股份有限公司 用于灵活的上采样和下采样的fir滤波器装置
JP2006523996A (ja) * 2003-03-31 2006-10-19 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 アップおよびダウン・サンプル・レート・コンバータ
WO2004095838A1 (en) * 2003-04-24 2004-11-04 Koninklijke Philips Electronics N.V. Combined sampling rate conversion and gain-controlled filtering
ATE376281T1 (de) * 2003-04-29 2007-11-15 Nxp Bv Digitale filteranordnung
FR2858891B1 (fr) 2003-08-11 2005-10-28 St Microelectronics Sa Convertisseur de taux d'echantillonnage a augmentation ou diminution du taux d'echantilonnage
KR100611179B1 (ko) * 2004-06-23 2006-08-10 삼성전자주식회사 영상처리장치
KR100614241B1 (ko) * 2005-02-07 2006-08-21 삼성전자주식회사 적응형 등화기의 초기값 설정 방법 및 장치
KR100720339B1 (ko) * 2005-09-15 2007-05-22 삼성전자주식회사 영상처리장치
CN101072019B (zh) * 2007-04-19 2010-05-19 华为技术有限公司 一种滤波器及其滤波方法
US7864080B1 (en) * 2008-12-29 2011-01-04 Altera Corporation Sample rate conversion by controlled selection of filter outputs
US11949395B1 (en) * 2021-05-14 2024-04-02 Xilinx, Inc. Polyphase filter control scheme for fractional resampler systems

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5023825A (en) * 1989-07-14 1991-06-11 Tektronix, Inc. Coefficient reduction in a low ratio sampling rate converter
US5351087A (en) * 1990-06-01 1994-09-27 Thomson Consumer Electronics, Inc. Two stage interpolation system
US5182633A (en) * 1991-04-12 1993-01-26 Abekas Video Systems, Inc. Video sample rate converter
US5835160A (en) * 1995-09-13 1998-11-10 Oak Technology, Inc. Sampling rate conversion using digital differential analyzers
US5808924A (en) * 1996-07-08 1998-09-15 Boeing North American, Inc. Decimating IIR filter

Also Published As

Publication number Publication date
EP0870364B1 (de) 2001-12-05
KR100475201B1 (ko) 2005-05-24
US5892695A (en) 1999-04-06
WO1998019396A2 (en) 1998-05-07
JP4356819B2 (ja) 2009-11-04
KR19990076998A (ko) 1999-10-25
WO1998019396A3 (en) 1998-06-25
EP0870364A2 (de) 1998-10-14
DE69708841D1 (de) 2002-01-17
JP2000504520A (ja) 2000-04-11

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Legal Events

Date Code Title Description
8320 Willingness to grant licences declared (paragraph 23)
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Representative=s name: EISENFUEHR, SPEISER & PARTNER, 10178 BERLIN

8327 Change in the person/name/address of the patent owner

Owner name: NXP B.V., EINDHOVEN, NL