DE69324429T2 - Approximations-Abtastratenumwandlungssystem - Google Patents

Approximations-Abtastratenumwandlungssystem

Info

Publication number
DE69324429T2
DE69324429T2 DE69324429T DE69324429T DE69324429T2 DE 69324429 T2 DE69324429 T2 DE 69324429T2 DE 69324429 T DE69324429 T DE 69324429T DE 69324429 T DE69324429 T DE 69324429T DE 69324429 T2 DE69324429 T2 DE 69324429T2
Authority
DE
Germany
Prior art keywords
approximation
sampling rate
conversion system
rate conversion
sampling
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
Application number
DE69324429T
Other languages
English (en)
Other versions
DE69324429D1 (de
Inventor
Jerome D Shields
Kenneth E Vavreck
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co Ltd
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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Application granted granted Critical
Publication of DE69324429D1 publication Critical patent/DE69324429D1/de
Publication of DE69324429T2 publication Critical patent/DE69324429T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/01—Conversion of standards, e.g. involving analogue television standards or digital television standards processed at pixel level
    • H04N7/0102—Conversion of standards, e.g. involving analogue television standards or digital television standards processed at pixel level involving the resampling of the incoming video signal
DE69324429T 1992-10-07 1993-10-07 Approximations-Abtastratenumwandlungssystem Expired - Fee Related DE69324429T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/957,721 US5331346A (en) 1992-10-07 1992-10-07 Approximating sample rate conversion system

Publications (2)

Publication Number Publication Date
DE69324429D1 DE69324429D1 (de) 1999-05-20
DE69324429T2 true DE69324429T2 (de) 1999-11-25

Family

ID=25500031

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69324429T Expired - Fee Related DE69324429T2 (de) 1992-10-07 1993-10-07 Approximations-Abtastratenumwandlungssystem

Country Status (4)

Country Link
US (1) US5331346A (de)
EP (1) EP0591970B1 (de)
JP (1) JP3297165B2 (de)
DE (1) DE69324429T2 (de)

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US5497152A (en) * 1993-09-13 1996-03-05 Analog Devices, Inc. Digital-to-digital conversion using non-uniform sample rates
US5812210A (en) 1994-02-01 1998-09-22 Hitachi, Ltd. Display apparatus
JP3123358B2 (ja) * 1994-09-02 2001-01-09 株式会社日立製作所 ディスプレイ装置
US5613084A (en) 1994-10-04 1997-03-18 Panasonic Technologies, Inc. Interpolation filter selection circuit for sample rate conversion using phase quantization
JP3319667B2 (ja) * 1994-12-20 2002-09-03 松下電器産業株式会社 映像フォーマット変換装置
US5708683A (en) * 1995-02-28 1998-01-13 Hughes Electronics Symbol rate conversion method for CDPD demodulator
US5528301A (en) * 1995-03-31 1996-06-18 Panasonic Technologies, Inc. Universal video format sample size converter
US5732002A (en) * 1995-05-23 1998-03-24 Analog Devices, Inc. Multi-rate IIR decimation and interpolation filters
US5587742A (en) * 1995-08-25 1996-12-24 Panasonic Technologies, Inc. Flexible parallel processing architecture for video resizing
US5835160A (en) * 1995-09-13 1998-11-10 Oak Technology, Inc. Sampling rate conversion using digital differential analyzers
US6611286B1 (en) * 1995-10-27 2003-08-26 Canon Kabushiki Kaisha Image sensing apparatus using a non-interlace scanning type image sensing device
DE69723601T2 (de) * 1996-03-06 2004-02-19 Matsushita Electric Industrial Co., Ltd., Kadoma Bildelementumwandlungsgerät
WO1997039573A1 (fr) * 1996-04-12 1997-10-23 Sony Corporation Processeur de signaux d'images numeriques et capteur d'images
KR100194922B1 (ko) * 1996-04-29 1999-06-15 윤종용 화면비 변환장치
US5960400A (en) * 1996-12-30 1999-09-28 Paradyne Corporation Signal transfer acceleration system and method for accelerating transfer of an audio signal through a communications channel
US5739867A (en) * 1997-02-24 1998-04-14 Paradise Electronics, Inc. Method and apparatus for upscaling an image in both horizontal and vertical directions
US5796392A (en) 1997-02-24 1998-08-18 Paradise Electronics, Inc. Method and apparatus for clock recovery in a digital display unit
US6061410A (en) * 1997-02-27 2000-05-09 Advanced Micro Devices Frequency ratio estimation arrangement and method thereof
EP0901734B1 (de) 1997-03-12 2004-02-18 Matsushita Electric Industrial Co., Ltd. Mpeg-decoder zur erzeugung multipler standardausgangssignale
US6788347B1 (en) * 1997-03-12 2004-09-07 Matsushita Electric Industrial Co., Ltd. HDTV downconversion system
US6618443B1 (en) 1997-03-12 2003-09-09 Matsushita Electric Industrial Co., Ltd. Upsampling filter for a down conversion system
US6175592B1 (en) 1997-03-12 2001-01-16 Matsushita Electric Industrial Co., Ltd. Frequency domain filtering for down conversion of a DCT encoded picture
US20040071211A1 (en) * 1997-04-07 2004-04-15 Kinya Washino Video production system with mixed frame removal
US20020118296A1 (en) * 1999-05-06 2002-08-29 Schwab Barry H. Integrated multi-format audio/video production system
US5999220A (en) * 1997-04-07 1999-12-07 Washino; Kinya Multi-format audio/video production system with frame-rate conversion
US6370198B1 (en) 1997-04-07 2002-04-09 Kinya Washino Wide-band multi-format audio/video production system with frame-rate conversion
US6263036B1 (en) * 1997-07-30 2001-07-17 Yamaha Corporation Asynchronous signal input apparatus and sampling frequency conversion apparatus
US6259479B1 (en) * 1997-09-17 2001-07-10 Sony Corporation Letterbox filter apparatus and method
US6487249B2 (en) 1998-10-09 2002-11-26 Matsushita Electric Industrial Co., Ltd. Efficient down conversion system for 2:1 decimation
US6057789A (en) * 1998-10-29 2000-05-02 Neomagic Corp. Re-synchronization of independently-clocked audio streams by dynamically switching among 3 ratios for sampling-rate-conversion
US6252919B1 (en) 1998-12-17 2001-06-26 Neomagic Corp. Re-synchronization of independently-clocked audio streams by fading-in with a fractional sample over multiple periods for sample-rate conversion
US6341048B1 (en) 1999-01-25 2002-01-22 Seagate Technology Llc Method and apparatus for servo data synchronization in a disc drive
US6166779A (en) * 1999-04-27 2000-12-26 Nucore Technology Inc. Method for analog decimation of image signals
JP2001086516A (ja) * 1999-09-10 2001-03-30 Sony Corp 撮像装置
US6263051B1 (en) 1999-09-13 2001-07-17 Microstrategy, Inc. System and method for voice service bureau
JP4465570B2 (ja) * 2000-09-26 2010-05-19 ソニー株式会社 画像処理装置および方法、並びに記録媒体
US20020089941A1 (en) * 2001-01-05 2002-07-11 Chien-Meen Hwang Network receiver utilizing sample management buffers
KR100421001B1 (ko) * 2001-02-20 2004-03-03 삼성전자주식회사 샘플링 레이트 변환 장치 및 방법
US6531969B2 (en) * 2001-05-02 2003-03-11 Portalplayer, Inc. Resampling system and apparatus
JP3731502B2 (ja) * 2001-06-28 2006-01-05 ソニー株式会社 映像信号処理装置
US7071992B2 (en) * 2002-03-04 2006-07-04 Macronix International Co., Ltd. Methods and apparatus for bridging different video formats
US7245237B2 (en) * 2002-09-17 2007-07-17 Intel Corporation Digital sampling rate conversion using a poly-phase filter and a polynomial interpolator
US7167112B2 (en) * 2003-03-21 2007-01-23 D2Audio Corporation Systems and methods for implementing a sample rate converter using hardware and software to maximize speed and flexibility
KR100594267B1 (ko) * 2004-03-29 2006-06-30 삼성전자주식회사 샘플링 레이트 변환 방법, 샘플링 레이트 변환 장치, 및그 장치를 포함하는 오디오 재생 시스템
JP2006145712A (ja) * 2004-11-18 2006-06-08 Pioneer Electronic Corp オーディオデータ補間装置
US7414550B1 (en) * 2006-06-30 2008-08-19 Nvidia Corporation Methods and systems for sample rate conversion and sample clock synchronization
US9209792B1 (en) 2007-08-15 2015-12-08 Nvidia Corporation Clock selection system and method
US8762759B2 (en) * 2008-04-10 2014-06-24 Nvidia Corporation Responding to interrupts while in a reduced power state
WO2010138155A2 (en) * 2009-05-27 2010-12-02 Active Precision, Inc. Encoder interpolator with enhanced precision
CN109194307B (zh) * 2018-08-01 2022-05-27 南京中感微电子有限公司 数据处理方法及系统

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JPS57171884A (en) * 1981-03-12 1982-10-22 Victor Co Of Japan Ltd Conversion system for number of scanning lines
JPS5892160A (ja) * 1981-11-27 1983-06-01 Nec Corp サンプリング周波数変換装置
JP2592810B2 (ja) * 1986-09-30 1997-03-19 株式会社東芝 サンプルレート変換回路
US4989221A (en) * 1987-03-30 1991-01-29 Codex Corporation Sample rate converter
JPH0793548B2 (ja) * 1987-08-31 1995-10-09 三洋電機株式会社 標本化周波数変換回路
JP2731151B2 (ja) * 1987-09-18 1998-03-25 株式会社東芝 位相情報検出回路
US5101368A (en) * 1988-06-20 1992-03-31 Seymour Kaplan Conversion calculator
JP3089630B2 (ja) * 1989-03-30 2000-09-18 ソニー株式会社 サンプリングレート変換装置
DE3918866A1 (de) * 1989-06-09 1990-12-13 Blaupunkt Werke Gmbh Anordnung zur umsetzung eines signals mit einer ersten abtastrate in ein signal mit einer zweiten abtastrate
US5057911A (en) * 1989-10-19 1991-10-15 Matsushita Electric Industrial Co., Ltd. System and method for conversion of digital video signals
JPH10294646A (ja) * 1990-02-16 1998-11-04 Sony Corp サンプリングレート変換装置
JP3094419B2 (ja) * 1990-02-19 2000-10-03 ソニー株式会社 サンプリングレート変換装置

Also Published As

Publication number Publication date
EP0591970B1 (de) 1999-04-14
US5331346A (en) 1994-07-19
EP0591970A3 (de) 1994-12-07
JPH06268477A (ja) 1994-09-22
EP0591970A2 (de) 1994-04-13
JP3297165B2 (ja) 2002-07-02
DE69324429D1 (de) 1999-05-20

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee