IL82539D0 - Video communication system and phase or frequency modulator included therein - Google Patents

Video communication system and phase or frequency modulator included therein

Info

Publication number
IL82539D0
IL82539D0 IL8253987A IL8253987A IL82539D0 IL 82539 D0 IL82539 D0 IL 82539D0 IL 8253987 A IL8253987 A IL 8253987A IL 8253987 A IL8253987 A IL 8253987A IL 82539 D0 IL82539 D0 IL 82539D0
Authority
IL
Israel
Prior art keywords
phase
communication system
video communication
frequency modulator
modulator included
Prior art date
Application number
IL8253987A
Original Assignee
Medaon 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 Medaon Ltd filed Critical Medaon Ltd
Priority to IL8253987A priority Critical patent/IL82539D0/en
Publication of IL82539D0 publication Critical patent/IL82539D0/en

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/20Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
    • H04N21/23Processing of content or additional data; Elementary server operations; Server middleware
    • H04N21/238Interfacing the downstream path of the transmission network, e.g. adapting the transmission rate of a video stream to network bandwidth; Processing of multiplex streams
    • H04N21/2383Channel coding or modulation of digital bit-stream, e.g. QPSK modulation
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/43Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network, synchronizing decoder's clock; Client middleware
    • H04N21/438Interfacing the downstream path of the transmission network originating from a server, e.g. retrieving MPEG packets from an IP network
    • H04N21/4382Demodulation or channel decoding, e.g. QPSK demodulation
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00Television systems
    • H04N7/04Systems for the transmission of one television signal, i.e. both picture and sound, by a single carrier
    • H04N7/045Systems for the transmission of one television signal, i.e. both picture and sound, by a single carrier the carrier being frequency modulated
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00Television systems
    • H04N7/12Systems in which the television signal is transmitted via one channel or a plurality of parallel channels, the bandwidth of each channel being less than the bandwidth of the television signal
    • H04N7/122Systems in which the television signal is transmitted via one channel or a plurality of parallel channels, the bandwidth of each channel being less than the bandwidth of the television signal involving expansion and subsequent compression of a signal segment, e.g. a frame, a line
IL8253987A 1987-05-15 1987-05-15 Video communication system and phase or frequency modulator included therein IL82539D0 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
IL8253987A IL82539D0 (en) 1987-05-15 1987-05-15 Video communication system and phase or frequency modulator included therein

Applications Claiming Priority (10)

Application Number Priority Date Filing Date Title
IL8253987A IL82539D0 (en) 1987-05-15 1987-05-15 Video communication system and phase or frequency modulator included therein
US07/191,103 US4945404A (en) 1987-05-15 1988-05-06 Video communication system and phase or frequency modulator included therein
CA000566221A CA1314625C (en) 1987-05-15 1988-05-06 Video communication system and phase or frequency modulator included therein
ZA883293A ZA8803293B (en) 1987-05-15 1988-05-10 Video communication system and phase or frequency modulator included therein
EP19880107583 EP0291036B1 (en) 1987-05-15 1988-05-11 Video communication system and phase or frequency modulator included therein
DE19883851778 DE3851778D1 (en) 1987-05-15 1988-05-11 Videokommunikationssytem with integrated phase and frequency modulator.
AT88107583T AT112916T (en) 1987-05-15 1988-05-11 Videokommunikationssytem with integrated phase and frequency modulator.
ES88107583T ES2065325T3 (en) 1987-05-15 1988-05-11 Video communication system modulator and phase or frequency included therein.
DE19883851778 DE3851778T2 (en) 1987-05-15 1988-05-11 Videokommunikationssytem with integrated phase and frequency modulator.
AU16106/88A AU611150B2 (en) 1987-05-15 1988-05-12 Video communication system and phase or frequency modulator included therein

Publications (1)

Publication Number Publication Date
IL82539D0 true IL82539D0 (en) 1987-11-30

Family

ID=11057802

Family Applications (1)

Application Number Title Priority Date Filing Date
IL8253987A IL82539D0 (en) 1987-05-15 1987-05-15 Video communication system and phase or frequency modulator included therein

Country Status (9)

Country Link
US (1) US4945404A (en)
EP (1) EP0291036B1 (en)
AT (1) AT112916T (en)
AU (1) AU611150B2 (en)
CA (1) CA1314625C (en)
DE (2) DE3851778T2 (en)
ES (1) ES2065325T3 (en)
IL (1) IL82539D0 (en)
ZA (1) ZA8803293B (en)

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US5677728A (en) * 1982-02-24 1997-10-14 Schoolman Scientific Corporation Stereoscopic video telecommunication system
US5052037A (en) * 1987-12-24 1991-09-24 Perelman Frank M Video telephone employing pulse width modulation for data transmission
JPH02128583A (en) * 1988-11-08 1990-05-16 Mitsubishi Electric Corp Still picture transmitting and displaying device
US5010399A (en) * 1989-07-14 1991-04-23 Inline Connection Corporation Video transmission and control system utilizing internal telephone lines
WO1991007850A1 (en) * 1989-11-09 1991-05-30 Zone Technology Pty Limited Digital video camera
KR930003963B1 (en) * 1990-08-27 1993-05-17 이헌조 Picture image signal transmission apparatus
GB9101548D0 (en) * 1991-01-24 1991-03-06 Stc Plc Surveillance system
EP0501485B1 (en) * 1991-02-27 1998-07-08 Ricos Co., Ltd. Data and speech transmission device
FR2715528B1 (en) * 1994-01-25 1996-04-05 Mgi Method and device for transmitting and receiving remote video images.
US6480510B1 (en) 1998-07-28 2002-11-12 Serconet Ltd. Local area network of serial intelligent cells
US6532279B1 (en) * 1999-06-11 2003-03-11 David D. Goodman High-speed data communication over a residential telephone wiring network
US6690677B1 (en) 1999-07-20 2004-02-10 Serconet Ltd. Network for telephony and data communication
US6549616B1 (en) 2000-03-20 2003-04-15 Serconet Ltd. Telephone outlet for implementing a local area network over telephone lines and a local area network using such outlets
IL135744A (en) 2000-04-18 2008-08-07 Mosaid Technologies Inc Telephone communication system over a single telephone line
US6842459B1 (en) 2000-04-19 2005-01-11 Serconet Ltd. Network combining wired and non-wired segments
IL144158A (en) 2001-07-05 2011-06-30 Mosaid Technologies Inc Outlet for connecting an analog telephone set to a digital data network carrying voice signals in digital form
DE10136677A1 (en) * 2001-07-27 2003-02-13 Harman Becker Automotive Sys Method and apparatus for converting analog image signals into digital image signals
EP2234394A1 (en) 2001-10-11 2010-09-29 Mosaid Technologies Incorporated Coupling device
US7873058B2 (en) 2004-11-08 2011-01-18 Mosaid Technologies Incorporated Outlet with analog signal adapter, a method for use thereof and a network using said outlet
IL154234A (en) 2003-01-30 2010-12-30 Mosaid Technologies Inc Method and system for providing dc power on local telephone lines
IL154921A (en) 2003-03-13 2011-02-28 Mosaid Technologies Inc Telephone system having multiple distinct sources and accessories therefor
IL157787A (en) 2003-09-07 2010-12-30 Mosaid Technologies Inc Modular outlet for data communications network
JP4181492B2 (en) * 2003-12-25 2008-11-12 株式会社日立製作所 Setting for control and monitoring communication systems and modulation scheme
IL161869A (en) 2004-05-06 2014-05-28 Serconet Ltd System and method for carrying a wireless based signal over wiring
ES2328503T5 (en) * 2004-09-27 2018-06-29 Unitron Electronic filter device for receiving TV signals
US7813451B2 (en) 2006-01-11 2010-10-12 Mobileaccess Networks Ltd. Apparatus and method for frequency shifting of a wireless signal and systems using frequency shifting
WO2009053910A2 (en) 2007-10-22 2009-04-30 Mobileaccess Networks Ltd. Communication system using low bandwidth wires
US8175649B2 (en) 2008-06-20 2012-05-08 Corning Mobileaccess Ltd Method and system for real time control of an active antenna over a distributed antenna system
CN102232191B (en) 2009-02-08 2015-07-08 康宁移动接入有限公司 Communication system using cables carrying Ethernet signals
EP2829152A2 (en) 2012-03-23 2015-01-28 Corning Optical Communications Wireless Ltd. Radio-frequency integrated circuit (rfic) chip(s) for providing distributed antenna system functionalities, and related components, systems, and methods
US9184960B1 (en) 2014-09-25 2015-11-10 Corning Optical Communications Wireless Ltd Frequency shifting a communications signal(s) in a multi-frequency distributed antenna system (DAS) to avoid or reduce frequency interference

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1393674A (en) * 1971-06-01 1975-05-07 Rca Corp Telephone image transmission system
US3898589A (en) * 1974-05-02 1975-08-05 Hughes Aircraft Co Pulse position and phase modulator
US4057836A (en) * 1976-01-22 1977-11-08 Robot Research, Inc. Slow scan television scan converter
US4059806A (en) * 1976-11-15 1977-11-22 The Singer Company Pulse position demodulator circuit
JPS584870B2 (en) * 1977-05-25 1983-01-28 Oki Electric Ind Co Ltd
DE2808640C2 (en) * 1978-02-28 1983-06-16 Siemens Ag, 1000 Berlin Und 8000 Muenchen, De
JPH0359628B2 (en) * 1981-01-28 1991-09-11 Nippon Electric Co
US4400717A (en) * 1981-04-21 1983-08-23 Colorado Video Incorporated Color slow-scan TV system and method
FR2514974B1 (en) * 1981-10-15 1986-11-28 Telediffusion Fse Packet data dissemination system
US4739413A (en) * 1985-06-14 1988-04-19 Luma Telecom, Inc. Video-optimized modulator-demodulator with adjacent modulating amplitudes matched to adjacent pixel gray values

Also Published As

Publication number Publication date
DE3851778D1 (en) 1994-11-17
ES2065325T3 (en) 1995-02-16
AU611150B2 (en) 1991-06-06
AU1610688A (en) 1988-11-17
EP0291036A2 (en) 1988-11-17
DE3851778T2 (en) 1995-02-23
EP0291036A3 (en) 1991-08-28
AT112916T (en) 1994-10-15
US4945404A (en) 1990-07-31
CA1314625C (en) 1993-03-16
ZA8803293B (en) 1988-11-14
EP0291036B1 (en) 1994-10-12

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