DE69632631D1 - Empfänger für komprimierte digitale informationen mit einem einzigen oszillator - Google Patents

Empfänger für komprimierte digitale informationen mit einem einzigen oszillator

Info

Publication number
DE69632631D1
DE69632631D1 DE69632631T DE69632631T DE69632631D1 DE 69632631 D1 DE69632631 D1 DE 69632631D1 DE 69632631 T DE69632631 T DE 69632631T DE 69632631 T DE69632631 T DE 69632631T DE 69632631 D1 DE69632631 D1 DE 69632631D1
Authority
DE
Germany
Prior art keywords
receiver
digital information
compressed digital
single oscillator
oscillator
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
DE69632631T
Other languages
English (en)
Other versions
DE69632631T2 (de
Inventor
Hugh Strolle
Todd Jaffe
Wallace Lyons
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.)
Sarnoff Corp
Original Assignee
Sarnoff Corp
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 Sarnoff Corp filed Critical Sarnoff Corp
Application granted granted Critical
Publication of DE69632631D1 publication Critical patent/DE69632631D1/de
Publication of DE69632631T2 publication Critical patent/DE69632631T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/02—Amplitude-modulated carrier systems, e.g. using on-off keying; Single sideband or vestigial sideband modulation
    • H04L27/06—Demodulator circuits; Receiver circuits
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L7/00—Arrangements for synchronising receiver with transmitter
    • H04L7/0016—Arrangements for synchronising receiver with transmitter correction of synchronization errors
    • H04L7/002—Arrangements for synchronising receiver with transmitter correction of synchronization errors correction by interpolation
    • H04L7/0029—Arrangements for synchronising receiver with transmitter correction of synchronization errors correction by interpolation interpolation of received data signal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/10—Frequency-modulated carrier systems, i.e. using frequency-shift keying
    • H04L27/14—Demodulator circuits; Receiver circuits
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L7/00—Arrangements for synchronising receiver with transmitter
    • H04L7/02—Speed or phase control by the received code signals, the signals containing no special synchronisation information
    • H04L7/027—Speed or phase control by the received code signals, the signals containing no special synchronisation information extracting the synchronising or clock signal from the received signal spectrum, e.g. by using a resonant or bandpass circuit
    • H04L7/0278—Band edge detection
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
    • H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
    • H04N21/242—Synchronization processes, e.g. processing of PCR [Program Clock References]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
    • H04N21/4302—Content synchronisation processes, e.g. decoder synchronisation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
    • H04N21/438—Interfacing the downstream path of the transmission network originating from a server, e.g. retrieving MPEG packets from an IP network
    • H04N21/4382—Demodulation or channel decoding, e.g. QPSK demodulation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
    • H04N21/438—Interfacing the downstream path of the transmission network originating from a server, e.g. retrieving MPEG packets from an IP network
    • H04N21/4383—Accessing a communication channel
    • H04N21/4384—Accessing a communication channel involving operations to reduce the access time, e.g. fast-tuning for reducing channel switching latency
DE69632631T 1995-03-15 1996-03-15 Empfänger für komprimierte digitale informationen mit einem einzigen oszillator Expired - Lifetime DE69632631T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US406216 1995-03-15
US08/406,216 US5588025A (en) 1995-03-15 1995-03-15 Single oscillator compressed digital information receiver
PCT/US1996/003294 WO1996028918A1 (en) 1995-03-15 1996-03-15 Single oscillator compressed digital information receiver

Publications (2)

Publication Number Publication Date
DE69632631D1 true DE69632631D1 (de) 2004-07-08
DE69632631T2 DE69632631T2 (de) 2005-05-25

Family

ID=23607029

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69632631T Expired - Lifetime DE69632631T2 (de) 1995-03-15 1996-03-15 Empfänger für komprimierte digitale informationen mit einem einzigen oszillator

Country Status (6)

Country Link
US (1) US5588025A (de)
EP (1) EP0815676B1 (de)
JP (1) JP3597867B2 (de)
KR (1) KR100366917B1 (de)
DE (1) DE69632631T2 (de)
WO (1) WO1996028918A1 (de)

Families Citing this family (93)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5706057A (en) * 1994-03-21 1998-01-06 Rca Thomson Licensing Corporation Phase detector in a carrier recovery network for a vestigial sideband signal
US6803970B1 (en) 1994-03-24 2004-10-12 Samsung Electronics Co., Ltd. Digital television receiver with match filter responsive to field synchronization code
US6512555B1 (en) * 1994-05-04 2003-01-28 Samsung Electronics Co., Ltd. Radio receiver for vestigal-sideband amplitude-modulation digital television signals
US5920572A (en) * 1995-06-30 1999-07-06 Divicom Inc. Transport stream decoder/demultiplexer for hierarchically organized audio-video streams
KR100190996B1 (ko) * 1995-08-09 1999-06-15 이계철 위상 동기회로
FR2740636B1 (fr) * 1995-10-31 1997-11-28 Thomson Multimedia Sa Procede permettant la mise en cascade de modules d'acces conditionnel detachables, circuit d'insertion d'une sequence predefinie et circuit de detection de ladite sequence pour la mise en oeuvre du procede
FI98026C (fi) * 1995-11-08 1997-03-25 Nokia Technology Gmbh Menetelmä QAM-vastaanottimen yhteydessä ja QAM-vastaanotin
US5835493A (en) * 1996-01-02 1998-11-10 Divicom, Inc. MPEG transport stream remultiplexer
JPH09266499A (ja) * 1996-01-26 1997-10-07 Oki Electric Ind Co Ltd デジタル復調回路、最大値検出回路及び受信装置
US5872815A (en) * 1996-02-16 1999-02-16 Sarnoff Corporation Apparatus for generating timing signals for a digital television signal receiver
US5828414A (en) * 1996-02-23 1998-10-27 Divicom, Inc. Reduction of timing jitter in audio-video transport streams
US5943369A (en) * 1996-02-27 1999-08-24 Thomson Consumer Electronics, Inc. Timing recovery system for a digital signal processor
US5828416A (en) * 1996-03-29 1998-10-27 Matsushita Electric Corporation Of America System and method for interfacing a transport decoder to a elementary stream video decorder
US5675654A (en) * 1996-03-29 1997-10-07 Matsushita Electric Corporation Of America System and method for interfacing a transport decoder to a national renewable security systems (NRSS) smart card
US6570938B1 (en) * 1996-05-01 2003-05-27 Motorola, Inc. Method and apparatus for recovering data symbols from a signal received by a radio communication device
US6067329A (en) * 1996-05-31 2000-05-23 Matsushita Electric Industrial Co., Ltd. VSB demodulator
US7113539B1 (en) 1996-06-07 2006-09-26 Sarnoff Corporation Method and apparatus for performing bandedge equalization
EP0903012A4 (de) * 1996-06-07 2001-11-14 Sarnoff Corp Verfahren und gerät zur entzerrung von bandkanten
US5937341A (en) * 1996-09-13 1999-08-10 University Of Washington Simplified high frequency tuner and tuning method
AU4649297A (en) * 1996-09-24 1998-04-17 Motorola, Inc. Device, system and method for adaptive self-noise cancellation for decision directed timing recovery
US6005640A (en) * 1996-09-27 1999-12-21 Sarnoff Corporation Multiple modulation format television signal receiver system
NO303660B1 (no) * 1996-11-07 1998-08-10 Nera Asa FremgangsmÕte og system ved kvadraturmodulasjon og digital-til-analog omvandling
KR100260421B1 (ko) * 1996-11-07 2000-07-01 윤종용 최종 중간 주파수 신호 포락선의 필드 동기화 코드에 응답하는정합필터를 구비한 디지털 수신기
US6154497A (en) * 1996-12-19 2000-11-28 Texas Instruments Incorporated Method and system for analog to digital conversion
US5764113A (en) * 1997-01-10 1998-06-09 Harris Corporation Re-sampling circuit and modulator using same
US6298088B1 (en) * 1997-05-28 2001-10-02 Sarnoff Corporation Method and apparatus for splicing compressed information signals
US6101195A (en) * 1997-05-28 2000-08-08 Sarnoff Corporation Timing correction method and apparatus
KR100217361B1 (ko) * 1997-06-30 1999-09-01 김영환 Vsb 디지털 복조기
US6388652B1 (en) * 1997-08-20 2002-05-14 Semiconductor Energy Laboratory Co., Ltd. Electrooptical device
US6198780B1 (en) * 1997-09-12 2001-03-06 Daewoo Electronics Co., Ltd. Method and apparatus for symbol timing recovery of a vestigial sideband television signal
US5982574A (en) * 1997-10-17 1999-11-09 Vtc Inc. Automatic tracking frequency servo demodulation technique for DVCR applications
JPH11177644A (ja) * 1997-12-15 1999-07-02 Nec Corp ビットタイミング再生回路
US6246701B1 (en) 1998-01-14 2001-06-12 Skystream Corporation Reference time clock locking in a remultiplexer for video program bearing transport streams
US6195368B1 (en) 1998-01-14 2001-02-27 Skystream Corporation Re-timing of video program bearing streams transmitted by an asynchronous communication link
US6292490B1 (en) 1998-01-14 2001-09-18 Skystream Corporation Receipts and dispatch timing of transport packets in a video program bearing stream remultiplexer
US6351471B1 (en) 1998-01-14 2002-02-26 Skystream Networks Inc. Brandwidth optimization of video program bearing transport streams
US6351474B1 (en) * 1998-01-14 2002-02-26 Skystream Networks Inc. Network distributed remultiplexer for video program bearing transport streams
US6496229B1 (en) * 1998-04-02 2002-12-17 Samsung Electronics Co., Ltd. TV receiver using read-only memory shared during VSB and QAM reception for synchrodyning I-F signal to baseband
US6304621B1 (en) * 1998-05-13 2001-10-16 Broadcom Corporation Multi-mode variable rate digital cable receiver
US6430234B1 (en) * 1998-05-18 2002-08-06 Sarnoff Corporation Method and apparatus for performing phase detection and timing recovery for a vestigial sideband receiver
US6351293B1 (en) 1998-05-18 2002-02-26 Sarnoff Corporation Decision directed phase detector
US6850563B1 (en) 1998-06-19 2005-02-01 Netwave Communications Data slicer for combined trellis decoding and equalization
US6426972B1 (en) 1998-06-19 2002-07-30 Nxtwave Communications Reduced complexity equalizer for multi mode signaling
US6178209B1 (en) 1998-06-19 2001-01-23 Sarnoff Digital Communications Method of estimating trellis encoded symbols utilizing simplified trellis decoding
US6493409B1 (en) 1998-11-03 2002-12-10 Broadcom Corporation Phase detectors in carrier recovery for offset QAM and VSB
US6842495B1 (en) * 1998-11-03 2005-01-11 Broadcom Corporation Dual mode QAM/VSB receiver
DE69900886T2 (de) * 1999-02-19 2002-08-14 Soc Europ Des Satellites Sa Verfahren und Gerät zur Erzeugung einer Referenzfrequenz
US6553518B1 (en) 1999-03-08 2003-04-22 International Business Machines Corporation Severe error detectors, methods and computer program products that use constellation specific error event thresholds to detect severe error events during demodulation of a signal comprising symbols from a plurality of symbol constellations
US6661837B1 (en) 1999-03-08 2003-12-09 International Business Machines Corporation Modems, methods, and computer program products for selecting an optimum data rate using error signals representing the difference between the output of an equalizer and the output of a slicer or detector
US6487243B1 (en) 1999-03-08 2002-11-26 International Business Machines Corporation Modems, methods, and computer program products for recovering from errors in a tone reversal sequence between two modems
US6661847B1 (en) 1999-05-20 2003-12-09 International Business Machines Corporation Systems methods and computer program products for generating and optimizing signal constellations
AU769596B2 (en) * 1999-07-21 2004-01-29 Med-El Elektromedizinische Gerate Gmbh A circuit and method for generating sign-correlated simultaneous pulsatile
DE10024267A1 (de) * 2000-05-17 2001-11-29 Bosch Gmbh Robert Rundfunkempfänger für den Empfang von digitalen Rundfunksignalen und Verfahren zum Empfang von digitalen Rundfunksignalen
US6799085B1 (en) * 2000-06-08 2004-09-28 Beverage Works, Inc. Appliance supply distribution, dispensing and use system method
US7754025B1 (en) 2000-06-08 2010-07-13 Beverage Works, Inc. Dishwasher having a door supply housing which holds dish washing supply for multiple wash cycles
US7083071B1 (en) 2000-06-08 2006-08-01 Beverage Works, Inc. Drink supply canister for beverage dispensing apparatus
US6751525B1 (en) 2000-06-08 2004-06-15 Beverage Works, Inc. Beverage distribution and dispensing system and method
US6724439B1 (en) * 2000-08-04 2004-04-20 Zenith Electronics Corporation Low cost VSB encoder and RF modulator for supplying a substantially 6 MHZ VSB signal to digital television receiver
KR100351833B1 (ko) * 2000-10-20 2002-09-11 엘지전자 주식회사 디지털 ｔｖ 수신기
US7072392B2 (en) * 2000-11-13 2006-07-04 Micronas Semiconductors, Inc. Equalizer for time domain signal processing
US20020154633A1 (en) * 2000-11-22 2002-10-24 Yeshik Shin Communications architecture for storage-based devices
US6940557B2 (en) * 2001-02-08 2005-09-06 Micronas Semiconductors, Inc. Adaptive interlace-to-progressive scan conversion algorithm
US6463110B1 (en) * 2001-03-21 2002-10-08 Motorola, Inc. Timing synchronization in a communication device
JP2002300128A (ja) * 2001-03-29 2002-10-11 Sanyo Electric Co Ltd トランスポートストリームデコーダおよびそれを用いるデジタル放送受信装置
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
US7190744B2 (en) * 2001-06-07 2007-03-13 Micronas Semiconductors, Inc. Error generation for adaptive equalizer
US7418034B2 (en) * 2001-06-19 2008-08-26 Micronas Semiconductors. Inc. Combined trellis decoder and decision feedback equalizer
ES2743319T3 (es) * 2001-08-14 2020-02-18 Qualcomm Inc Procedimiento y aparato para la conectividad de redes inalámbricas
US8880709B2 (en) 2001-09-12 2014-11-04 Ericsson Television Inc. Method and system for scheduled streaming of best effort data
KR20040069323A (ko) * 2001-12-11 2004-08-05 코닌클리즈케 필립스 일렉트로닉스 엔.브이. 클로킹된 인터페이스를 구비한 시스템
US20030235259A1 (en) * 2002-04-04 2003-12-25 Jingsong Xia System and method for symbol clock recovery
US20030206053A1 (en) * 2002-04-04 2003-11-06 Jingsong Xia Carrier recovery for DTV receivers
US7321642B2 (en) 2002-04-05 2008-01-22 Micronas Semiconductors, Inc. Synchronization symbol re-insertion for a decision feedback equalizer combined with a trellis decoder
US6980059B2 (en) * 2002-04-05 2005-12-27 Micronas Semiconductors, Inc. Data directed frequency acquisition loop that synchronizes to a received signal by using the redundancy of the data in the frequency domain
US6995617B2 (en) * 2002-04-05 2006-02-07 Micronas Semiconductors, Inc. Data-directed frequency-and-phase lock loop
US7376181B2 (en) * 2002-04-05 2008-05-20 Micronas Semiconductors, Inc. Transposed structure for a decision feedback equalizer combined with a trellis decoder
US7272203B2 (en) * 2002-04-05 2007-09-18 Micronas Semiconductors, Inc. Data-directed frequency-and-phase lock loop for decoding an offset-QAM modulated signal having a pilot
JP4652323B2 (ja) * 2003-01-17 2011-03-16 トムソン ライセンシング 固定レートサンプリングモードにおいて同期サンプリング設計を使用する方法
US7693222B2 (en) 2003-08-13 2010-04-06 Ericsson Television Inc. Method and system for re-multiplexing of content-modified MPEG-2 transport streams using PCR interpolation
JP2005151463A (ja) * 2003-11-19 2005-06-09 Pioneer Electronic Corp ストリームデータ受信装置およびストリームデータ受信方法
US7205804B2 (en) * 2004-04-12 2007-04-17 Broadcom Corporation Methods and system for reducing effects of digital loop dead zones
US7272375B2 (en) 2004-06-30 2007-09-18 Silicon Laboratories Inc. Integrated low-IF terrestrial audio broadcast receiver and associated method
ATE387771T1 (de) * 2005-01-05 2008-03-15 Axalto Sa Vorrichtung zur datenkommunikation
US8036332B2 (en) * 2007-03-30 2011-10-11 4472314 Canada Inc. Communication signal symbol timing error detection and recovery
KR20100025745A (ko) * 2008-08-28 2010-03-10 삼성전자주식회사 신호 처리 장치 및 방법
CN102687510B (zh) * 2009-07-06 2014-11-05 松下电器产业株式会社 图像解码装置、图像编码装置、图像解码方法、图像编码方法及集成电路
GB2520650B (en) 2009-07-23 2015-11-04 Coreoptics Inc Clock recovery for optical transmission systems
US20120053875A1 (en) * 2010-08-27 2012-03-01 Tektronix, Inc Re-sampling acquired data to prevent coherent sampling artifacts
WO2012125208A1 (en) * 2011-03-14 2012-09-20 Omron Network Products, Llc Method/apparatus for transporting two or more asynchronous data streams over a single data link
EP2615769B1 (de) * 2011-12-15 2018-04-18 Cisco Technology, Inc. Taktwiederherstellung durch Digitaltechniken in einem kohärenten Empfänger
US8773291B2 (en) 2012-02-13 2014-07-08 Intel Corporation Audio receiver and sample rate converter without PLL or clock recovery
WO2017127176A1 (en) * 2016-01-19 2017-07-27 S9Estre, Llc Methods, devices, and algorithms for the linearization of nonlinear time variant systems and the synchronization of a plurality of such systems
GB2571526A (en) * 2018-02-28 2019-09-04 Sony Corp Data buffer and data buffer control

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4805191A (en) * 1987-11-25 1989-02-14 Motorola, Inc. Modem with improved timing recovery using equalized data
JP2613256B2 (ja) * 1988-05-25 1997-05-21 株式会社日立製作所 ディジタル復調装置
US5309484A (en) * 1992-09-01 1994-05-03 Motorola, Inc. Method and apparatus for asynchronous timing recovery using interpolation filter
US5381181A (en) * 1993-05-13 1995-01-10 Thomson Consumer Electronics, Inc. Clock recovery apparatus as for a compressed video signal
US5400368A (en) * 1993-08-17 1995-03-21 Teknekron Communications Systems, Inc. Method and apparatus for adjusting the sampling phase of a digitally encoded signal in a wireless communication system
US5524126A (en) * 1994-11-15 1996-06-04 Hughes Electronics Symbol timing recovery using fir data interpolators

Also Published As

Publication number Publication date
DE69632631T2 (de) 2005-05-25
WO1996028918A1 (en) 1996-09-19
US5588025A (en) 1996-12-24
KR100366917B1 (ko) 2003-02-19
JP3597867B2 (ja) 2004-12-08
EP0815676A1 (de) 1998-01-07
KR19980702935A (ko) 1998-09-05
EP0815676B1 (de) 2004-06-02
EP0815676A4 (de) 2000-07-05
JPH11505684A (ja) 1999-05-21

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