DE69625341T2 - Verfahren und Vorrichtung zur Datenkodierung und Übertragung mittels verrauschten Medien - Google Patents

Verfahren und Vorrichtung zur Datenkodierung und Übertragung mittels verrauschten Medien

Info

Publication number
DE69625341T2
DE69625341T2 DE69625341T DE69625341T DE69625341T2 DE 69625341 T2 DE69625341 T2 DE 69625341T2 DE 69625341 T DE69625341 T DE 69625341T DE 69625341 T DE69625341 T DE 69625341T DE 69625341 T2 DE69625341 T2 DE 69625341T2
Authority
DE
Germany
Prior art keywords
transmission
data coding
noisy media
noisy
media
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
DE69625341T
Other languages
English (en)
Other versions
DE69625341D1 (de
Inventor
B Propp
L Propp
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.)
Adaptive Networks Inc
Original Assignee
Adaptive Networks Inc
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 Adaptive Networks Inc filed Critical Adaptive Networks Inc
Application granted granted Critical
Publication of DE69625341D1 publication Critical patent/DE69625341D1/de
Publication of DE69625341T2 publication Critical patent/DE69625341T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
    • H04L1/0056—Systems characterized by the type of code used
    • H04L1/0057—Block codes
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/69—Spread spectrum techniques
    • H04B1/707—Spread spectrum techniques using direct sequence modulation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/69—Spread spectrum techniques
    • H04B1/707—Spread spectrum techniques using direct sequence modulation
    • H04B1/709—Correlator structure
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/54—Systems for transmission via power distribution lines
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
    • H04L1/0045—Arrangements at the receiver end
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
    • H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
    • H04L1/18—Automatic repetition systems, e.g. Van Duuren systems
    • H04L1/1829—Arrangements specially adapted for the receiver end
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L7/00—Arrangements for synchronising receiver with transmitter
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L7/00—Arrangements for synchronising receiver with transmitter
    • H04L7/04—Speed or phase control by synchronisation signals
    • H04L7/041—Speed or phase control by synchronisation signals using special codes as synchronising signal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L7/00—Arrangements for synchronising receiver with transmitter
    • H04L7/04—Speed or phase control by synchronisation signals
    • H04L7/041—Speed or phase control by synchronisation signals using special codes as synchronising signal
    • H04L7/042—Detectors therefor, e.g. correlators, state machines
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L7/00—Arrangements for synchronising receiver with transmitter
    • H04L7/04—Speed or phase control by synchronisation signals
    • H04L7/041—Speed or phase control by synchronisation signals using special codes as synchronising signal
    • H04L7/046—Speed or phase control by synchronisation signals using special codes as synchronising signal using a dotting sequence
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B2203/00—Indexing scheme relating to line transmission systems
    • H04B2203/54—Aspects of powerline communications not already covered by H04B3/54 and its subgroups
    • H04B2203/5404—Methods of transmitting or receiving signals via power distribution lines
    • H04B2203/5408—Methods of transmitting or receiving signals via power distribution lines using protocols
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B2203/00—Indexing scheme relating to line transmission systems
    • H04B2203/54—Aspects of powerline communications not already covered by H04B3/54 and its subgroups
    • H04B2203/5404—Methods of transmitting or receiving signals via power distribution lines
    • H04B2203/5416—Methods of transmitting or receiving signals via power distribution lines by adding signals to the wave form of the power source
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B2203/00—Indexing scheme relating to line transmission systems
    • H04B2203/54—Aspects of powerline communications not already covered by H04B3/54 and its subgroups
    • H04B2203/5404—Methods of transmitting or receiving signals via power distribution lines
    • H04B2203/5425—Methods of transmitting or receiving signals via power distribution lines improving S/N by matching impedance, noise reduction, gain control
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B2203/00—Indexing scheme relating to line transmission systems
    • H04B2203/54—Aspects of powerline communications not already covered by H04B3/54 and its subgroups
    • H04B2203/5429—Applications for powerline communications
    • H04B2203/5441—Wireless systems or telephone
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B2203/00—Indexing scheme relating to line transmission systems
    • H04B2203/54—Aspects of powerline communications not already covered by H04B3/54 and its subgroups
    • H04B2203/5462—Systems for power line communications
    • H04B2203/5495—Systems for power line communications having measurements and testing channel
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
    • H04L1/0056—Systems characterized by the type of code used
    • H04L1/0071—Use of interleaving
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L7/00—Arrangements for synchronising receiver with transmitter
    • H04L7/04—Speed or phase control by synchronisation signals
    • H04L7/041—Speed or phase control by synchronisation signals using special codes as synchronising signal
    • H04L2007/047—Speed or phase control by synchronisation signals using special codes as synchronising signal using a sine signal or unmodulated carrier
    • 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
    • H04L7/033—Speed or phase control by the received code signals, the signals containing no special synchronisation information using the transitions of the received signal to control the phase of the synchronising-signal-generating means, e.g. using a phase-locked loop
    • H04L7/0337—Selecting between two or more discretely delayed clocks or selecting between two or more discretely delayed received code signals
DE69625341T 1995-03-14 1996-03-07 Verfahren und Vorrichtung zur Datenkodierung und Übertragung mittels verrauschten Medien Expired - Fee Related DE69625341T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/404,627 US5727004A (en) 1995-03-14 1995-03-14 Method and apparatus for data encoding and communication over noisy media
PCT/US1996/003405 WO1996028779A1 (en) 1995-03-14 1996-03-07 Method and apparatus for data encoding and communication over noisy media

Publications (2)

Publication Number Publication Date
DE69625341D1 DE69625341D1 (de) 2003-01-23
DE69625341T2 true DE69625341T2 (de) 2003-06-18

Family

ID=23600386

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69625341T Expired - Fee Related DE69625341T2 (de) 1995-03-14 1996-03-07 Verfahren und Vorrichtung zur Datenkodierung und Übertragung mittels verrauschten Medien

Country Status (8)

Country Link
US (3) US5727004A (de)
EP (2) EP0815509B1 (de)
JP (1) JPH11502085A (de)
KR (1) KR19980703104A (de)
CN (2) CN101030836A (de)
AU (1) AU707999B2 (de)
DE (1) DE69625341T2 (de)
WO (1) WO1996028779A1 (de)

Families Citing this family (49)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5727004A (en) * 1995-03-14 1998-03-10 Adaptive Networks, Inc. Method and apparatus for data encoding and communication over noisy media
JP3344934B2 (ja) * 1997-10-17 2002-11-18 沖電気工業株式会社 データ受信装置
US6324668B1 (en) * 1998-06-30 2001-11-27 Motorola, Inc. Method, communication system, phone, and radio transmitter utilizing nonsystematically shortened code encoder and decoder
US6480510B1 (en) 1998-07-28 2002-11-12 Serconet Ltd. Local area network of serial intelligent cells
DE19953895A1 (de) * 1999-11-10 2001-05-17 Bosch Gmbh Robert Verfahren zur Korrelation von zeitdiskreten Signalabschnitten
AU2001243300A1 (en) * 2000-02-28 2001-09-12 University Of Maryland Baltimore County Error mitigation system using line coding for optical wdm communications
US6842459B1 (en) 2000-04-19 2005-01-11 Serconet Ltd. Network combining wired and non-wired segments
DE60019773T2 (de) 2000-12-20 2006-01-19 Agilent Technologies, Inc. (n.d.Ges.d.Staates Delaware), Palo Alto Erkennung von Präambeln von Datenpacketen
GB2373972A (en) * 2001-03-30 2002-10-02 Motorola Inc Transmission of preambles in a FAUSCH system
US20020191024A1 (en) * 2001-06-13 2002-12-19 Timothy Huneycutt Utility metering slider bar
US7020218B2 (en) * 2001-06-18 2006-03-28 Arnesen David M Sliding-window transform with integrated windowing
JP3599001B2 (ja) * 2001-06-25 2004-12-08 ソニー株式会社 自動利得制御回路およびその方法、並びにそれらを用いた復調装置
WO2003015285A1 (en) * 2001-08-09 2003-02-20 Adaptive Networks, Inc. Error correction process and mechanism
US6741943B2 (en) 2001-09-13 2004-05-25 Abb Power Automation Ltd. Crossover fault classification for power lines with parallel circuits
US6888876B1 (en) * 2001-12-21 2005-05-03 Elster Electricity, Llc Frequency hopping spread spectrum communications system
KR20030093489A (ko) * 2002-06-03 2003-12-11 삼성전자주식회사 신호 복조 장치 및 방법
US6782048B2 (en) * 2002-06-21 2004-08-24 Pulse-Link, Inc. Ultra-wideband communication through a wired network
US20040218688A1 (en) * 2002-06-21 2004-11-04 John Santhoff Ultra-wideband communication through a power grid
US7099368B2 (en) 2002-06-21 2006-08-29 Pulse-Link, Inc. Ultra-wideband communication through a wire medium
US7167525B2 (en) * 2002-06-21 2007-01-23 Pulse-Link, Inc. Ultra-wideband communication through twisted-pair wire media
US7027483B2 (en) * 2002-06-21 2006-04-11 Pulse-Link, Inc. Ultra-wideband communication through local power lines
US20040156446A1 (en) * 2002-06-21 2004-08-12 John Santhoff Optimization of ultra-wideband communication through a wire medium
CA2389969A1 (en) * 2002-06-25 2003-12-25 John W. Bogdan Digital signal processing of multi-sampled phase
US7158058B1 (en) 2002-12-09 2007-01-02 Marvell International Ltd. Method and apparatus for generating a seed set in a data dependent seed selector
IL154921A (en) 2003-03-13 2011-02-28 Mosaid Technologies Inc A telephone system that includes many separate sources and accessories for it
GB2413746B (en) 2004-05-01 2007-02-14 Abb Offshore Systems Ltd Modem
US7742430B2 (en) 2004-09-24 2010-06-22 Elster Electricity, Llc System for automated management of spontaneous node migration in a distributed fixed wireless network
US7702594B2 (en) 2004-09-24 2010-04-20 Elster Electricity, Llc System and method for automated configuration of meters
US7320114B1 (en) * 2005-02-02 2008-01-15 Sun Microsystems, Inc. Method and system for verification of soft error handling with application to CMT processors
CN1649338B (zh) * 2005-03-11 2010-06-23 威盛电子股份有限公司 接收数据包的方法及装置
CN1983915B (zh) * 2006-04-07 2010-12-01 华为技术有限公司 一种获取反馈信号的方法和装置
WO2007147436A1 (en) * 2006-06-20 2007-12-27 Freescale Semiconductor, Inc. Method and system for signal error determination and correction in a flexray communication system
US8027421B2 (en) 2006-09-21 2011-09-27 Analog Devices, Inc. Serial digital data communication interface for transmitting data bits each having a width of multiple clock cycles
US8073384B2 (en) 2006-12-14 2011-12-06 Elster Electricity, Llc Optimization of redundancy and throughput in an automated meter data collection system using a wireless network
US20080219326A1 (en) * 2007-03-09 2008-09-11 John Santhoff Wireless multimedia link
US8320302B2 (en) 2007-04-20 2012-11-27 Elster Electricity, Llc Over the air microcontroller flash memory updates
CN101117585B (zh) * 2007-09-13 2010-11-10 党德润 工业化用废弃塑料生产燃料油的方法
US8219891B2 (en) 2007-11-06 2012-07-10 Qualcomm Incorporated Method and apparatus for creating beamforming profiles in a wireless communication network
WO2009082761A1 (en) 2007-12-26 2009-07-02 Elster Electricity, Llc. Optimized data collection in a wireless fixed network metering system
EP2096884A1 (de) 2008-02-29 2009-09-02 Koninklijke KPN N.V. Telekommunikationsnetzwerk und Verfahren für den zeitbasierten Netzwerkzugang
US8520721B2 (en) 2008-03-18 2013-08-27 On-Ramp Wireless, Inc. RSSI measurement mechanism in the presence of pulsed jammers
US20100195553A1 (en) 2008-03-18 2010-08-05 Myers Theodore J Controlling power in a spread spectrum system
US8477830B2 (en) 2008-03-18 2013-07-02 On-Ramp Wireless, Inc. Light monitoring system using a random phase multiple access system
US8958460B2 (en) * 2008-03-18 2015-02-17 On-Ramp Wireless, Inc. Forward error correction media access control system
US8525692B2 (en) 2008-06-13 2013-09-03 Elster Solutions, Llc Techniques for limiting demand from an electricity meter with an installed relay
US8405488B1 (en) 2008-10-21 2013-03-26 Universal Lighting Technologies, Inc. System and method for encoding ballast control signals
US8203463B2 (en) 2009-02-13 2012-06-19 Elster Electricity Llc Wakeup and interrogation of meter-reading devices using licensed narrowband and unlicensed wideband radio communication
US8363699B2 (en) 2009-03-20 2013-01-29 On-Ramp Wireless, Inc. Random timing offset determination
CN113358139B (zh) * 2021-04-30 2023-04-07 威胜信息技术股份有限公司 一种工频通信中利用相邻的畸变脉冲电流信号进行编码的方法

Family Cites Families (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4397022A (en) * 1981-01-30 1983-08-02 Weng Ming I Weighted erasure codec for the (24, 12) extended Golay code
US4539684A (en) * 1983-01-07 1985-09-03 Motorola, Inc. Automatic frame synchronization recovery utilizing a sequential decoder
DE3320948A1 (de) * 1983-06-10 1984-12-13 Philips Patentverwaltung Gmbh, 2000 Hamburg Verfahren zur synchronisation in einem datenuebertragungssystem bei verwendung eines linearen blockcodes
JPS60210044A (ja) * 1984-04-03 1985-10-22 Nec Corp 誤り訂正符号送受信装置
US4815106A (en) * 1986-04-16 1989-03-21 Adaptive Networks, Inc. Power line communication apparatus
US4787095A (en) * 1987-03-03 1988-11-22 Advanced Micro Devices, Inc. Preamble search and synchronizer circuit
FR2621436B1 (fr) * 1987-10-02 1990-01-19 Matra Communication Procede et installation de transmission numerique de parole entre mobiles
US4879728A (en) * 1989-01-31 1989-11-07 American Telephone And Telegraph Company, At&T Bell Laboratories DPSK carrier acquisition and tracking arrangement
US4993029A (en) * 1989-03-13 1991-02-12 International Business Machines Corporation Method and apparatus for randomizing data in a direct access storage device
US5208816A (en) * 1989-08-18 1993-05-04 At&T Bell Laboratories Generalized viterbi decoding algorithms
US5103465A (en) * 1989-08-25 1992-04-07 Motorola, Inc. Symbol synchronization circuit
US5410360A (en) * 1991-06-14 1995-04-25 Wavephore, Inc. Timing control for injecting a burst and data into a video signal
US5387941A (en) * 1991-06-14 1995-02-07 Wavephore, Inc. Data with video transmitter
US5422890A (en) * 1991-11-19 1995-06-06 Compaq Computer Corporation Method for dynamically measuring computer disk error rates
US5373534A (en) * 1992-01-14 1994-12-13 Matsushita Electric Industrial Co., Ltd. Serial data receiving apparatus
US5297185A (en) * 1992-02-13 1994-03-22 North American Philips Corporation Pattern detection and synchronization circuit
US5363408A (en) * 1992-03-24 1994-11-08 General Instrument Corporation Mode selective quadrature amplitude modulation communication system
US5376894A (en) * 1992-12-31 1994-12-27 Pacific Communication Sciences, Inc. Phase estimation and synchronization using a PSK demodulator
DE4333397C1 (de) * 1993-09-30 1994-12-08 Siemens Ag Verfahren und Anordnung zur Übertragung eines Digitalsignals
US5442646A (en) * 1994-02-01 1995-08-15 The Mitre Corporation Subcarrier communication system
GB9403724D0 (en) * 1994-02-25 1994-04-13 Texas Instruments Ltd A method and apparatus for receiving a data signal and a digital filter circuit
US5508752A (en) * 1994-04-12 1996-04-16 Lg Electronics Inc. Partial response trellis decoder for high definition television (HDTV) system
US5530705A (en) * 1995-02-08 1996-06-25 International Business Machines Corporation Soft error recovery system and method
US5727004A (en) * 1995-03-14 1998-03-10 Adaptive Networks, Inc. Method and apparatus for data encoding and communication over noisy media
US5687036A (en) * 1995-09-29 1997-11-11 Seagate Technology, Inc. Selection of optimum write current in a disc drive to minimize the occurrence of repeatable read errors
US5712863A (en) * 1996-02-09 1998-01-27 Overland Data Inc Randomizing encoder for digital data storage

Also Published As

Publication number Publication date
WO1996028779A1 (en) 1996-09-19
US5872791A (en) 1999-02-16
JPH11502085A (ja) 1999-02-16
EP0815509B1 (de) 2002-12-11
CN1184537A (zh) 1998-06-10
EP0815509A1 (de) 1998-01-07
CN1329827C (zh) 2007-08-01
AU5250896A (en) 1996-10-02
EP0815509A4 (de) 1998-10-14
US5944842A (en) 1999-08-31
EP1244239A2 (de) 2002-09-25
KR19980703104A (ko) 1998-10-15
AU707999B2 (en) 1999-07-29
DE69625341D1 (de) 2003-01-23
CN101030836A (zh) 2007-09-05
US5727004A (en) 1998-03-10

Similar Documents

Publication Publication Date Title
DE69625341D1 (de) Verfahren und Vorrichtung zur Datenkodierung und Übertragung mittels verrauschten Medien
DE69636029D1 (de) Verfahren und Vorrichtung zur Datenübertragung
DE69638211D1 (de) Vorrichtung und Verfahren zur digitalen Datenübertragung
DE69617467T2 (de) Verfahren und vorrichtung zur informationscodierung
DE69731937D1 (de) Verfahren und vorrichtung zur datencodierung
DE69933281D1 (de) Verfahren und Vorrichtung zur Mediendatenübertragung
DE69936570D1 (de) Verfahren und vorrichtung zur mediendatenübertragung
DE69624177D1 (de) Verfahren und Vorrichtung zur Datenverarbeitung
DE69620963D1 (de) Verfahren und Vorrichtung zur Bilddatenkomprimierung
DE69835102D1 (de) Verfahren und vorrichtung zur gesicherten übertragung eines datensatzes
DE69635651D1 (de) Vorrichtung und Verfahren zur Datenumwandlung
DE69638087D1 (de) Verfahren und Vorrichtung zur Formattierung von Daten zur Übertragung
DE69832802D1 (de) Vorrichtung und verfahren zur optischen übertragungstechnik
DE69427685D1 (de) Verfahren und vorrichtung zur datenwiedergabe
DE69632620D1 (de) Verfahren und Vorrichtung zur Kodierung und Dekodierung eines Bildes
DE69522891D1 (de) Verfahren und Vorrichtung zur Datenaufzeichnung und Wiedergabe und Datenübertragung
DE69622095D1 (de) Verfahren und Vorrichtung zur Datenwiedergabe
DE69518996D1 (de) Verfahren und Vorrichtung zur selbstbeschreibenden Datenkodierung
DE69834695D1 (de) Verfahren und Vorrichtung zur Datenkompression
DE69720403D1 (de) Verfahren und Vorrichtung zur Datenaufzeichnung
DE69731324D1 (de) Verfahren und Vorrichtung zur Datenübertragung
DE69506449T2 (de) Verfahren und vorrichtung zur zwischenbildkodierung
DE69534054D1 (de) Verfahren und Vorrichtung zur Bilddatenkompression
DE69516737D1 (de) Verfahren und Vorrichtung zur Bilddatenwiedergabe
DE69619555D1 (de) Verfahren und vorrichtung zur komprimierung seismischer daten

Legal Events

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