DE69223541T2 - Signalübertragungssystem - Google Patents

Signalübertragungssystem

Info

Publication number
DE69223541T2
DE69223541T2 DE1992623541 DE69223541T DE69223541T2 DE 69223541 T2 DE69223541 T2 DE 69223541T2 DE 1992623541 DE1992623541 DE 1992623541 DE 69223541 T DE69223541 T DE 69223541T DE 69223541 T2 DE69223541 T2 DE 69223541T2
Authority
DE
Germany
Prior art keywords
signal transmission
transmission system
signal
transmission
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
DE1992623541
Other languages
English (en)
Other versions
DE69223541D1 (de
Inventor
Mitsuaki Oshima
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 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 DE69223541D1 publication Critical patent/DE69223541D1/de
Publication of DE69223541T2 publication Critical patent/DE69223541T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00Arrangements for detecting or preventing errors in the information received
    • H04L1/004Arrangements for detecting or preventing errors in the information received by using forward error control
    • H04L1/0056Systems characterized by the type of code used
    • H04L1/0059Convolutional codes
    • H04L1/006Trellis-coded modulation
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00Arrangements for detecting or preventing errors in the information received
    • H04L1/004Arrangements for detecting or preventing errors in the information received by using forward error control
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00Modulated-carrier systems
    • H04L27/02Amplitude-modulated carrier systems, e.g. using on-off keying; Single sideband or vestigial sideband modulation
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00Modulated-carrier systems
    • H04L27/18Phase-modulated carrier systems, i.e. using phase-shift keying
    • H04L27/183Multiresolution systems
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00Modulated-carrier systems
    • H04L27/26Systems using multi-frequency codes
    • H04L27/2601Multicarrier modulation systems
    • H04L27/2602Signal structure
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00Modulated-carrier systems
    • H04L27/26Systems using multi-frequency codes
    • H04L27/2601Multicarrier modulation systems
    • H04L27/2602Signal structure
    • H04L27/2603Signal structure ensuring backward compatibility with legacy system
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00Modulated-carrier systems
    • H04L27/26Systems using multi-frequency codes
    • H04L27/2601Multicarrier modulation systems
    • H04L27/2602Signal structure
    • H04L27/2604Multiresolution systems
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00Modulated-carrier systems
    • H04L27/32Carrier systems characterised by combinations of two or more of the types covered by groups H04L27/02, H04L27/10, H04L27/18 or H04L27/26
    • H04L27/34Amplitude- and phase-modulated carrier systems, e.g. quadrature-amplitude modulated carrier systems
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00Modulated-carrier systems
    • H04L27/32Carrier systems characterised by combinations of two or more of the types covered by groups H04L27/02, H04L27/10, H04L27/18 or H04L27/26
    • H04L27/34Amplitude- and phase-modulated carrier systems, e.g. quadrature-amplitude modulated carrier systems
    • H04L27/3488Multiresolution systems
    • 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]
    • H04N21/20Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
    • H04N21/25Management operations performed by the server for facilitating the content distribution or administrating data related to end-users or client devices, e.g. end-user or client device authentication, learning user preferences for recommending movies
    • H04N21/266Channel or content management, e.g. generation and management of keys and entitlement messages in a conditional access system, merging a VOD unicast channel into a multicast channel
    • H04N21/2662Controlling the complexity of the video stream, e.g. by scaling the resolution or bitrate of the video stream based on the client capabilities
    • 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
    • H04N21/41Structure of client; Structure of client peripherals
    • H04N21/426Internal components of the client ; Characteristics thereof
    • 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 or synchronising decoder's clock; Client middleware
    • H04N21/434Disassembling of a multiplex stream, e.g. demultiplexing audio and video streams, extraction of additional data from a video stream; Remultiplexing of multiplex streams; Extraction or processing of SI; Disassembling of packetised elementary stream
    • H04N21/4344Remultiplexing of multiplex streams, e.g. by modifying time stamps or remapping the packet identifiers
    • 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 or synchronising 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
    • H04N7/24Systems for the transmission of television signals using pulse code modulation
    • H04N7/52Systems for transmission of a pulse code modulated video signal with one or more other pulse code modulated signals, e.g. an audio signal or a synchronizing signal
    • H04N7/54Systems for transmission of a pulse code modulated video signal with one or more other pulse code modulated signals, e.g. an audio signal or a synchronizing signal the signals being synchronous
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/30Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00Television systems
    • H04N7/015High-definition television systems
DE1992623541 1991-03-27 1992-03-26 Signalübertragungssystem Expired - Lifetime DE69223541T2 (de)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP6279891 1991-03-27
JP9581391 1991-04-25
JP15565091 1991-05-29
JP18223691 1991-07-23
JP6073992 1992-03-17

Publications (2)

Publication Number Publication Date
DE69223541D1 DE69223541D1 (de) 1998-01-29
DE69223541T2 true DE69223541T2 (de) 1998-04-09

Family

ID=27523610

Family Applications (11)

Application Number Title Priority Date Filing Date
DE69233181T Expired - Lifetime DE69233181D1 (de) 1991-03-27 1992-03-26 Signalübertragungssystem
DE69233182T Expired - Lifetime DE69233182D1 (de) 1991-03-27 1992-03-26 Signalübertragungssystem
DE1992632523 Expired - Lifetime DE69232523T2 (de) 1991-03-27 1992-03-26 Signalübertragungssystem
DE69233184T Expired - Lifetime DE69233184D1 (de) 1991-03-27 1992-03-26 Signalübertragungssystem
DE1992632527 Expired - Lifetime DE69232527T2 (de) 1991-03-27 1992-03-26 Signalübertragungssystem
DE1992632529 Expired - Lifetime DE69232529T2 (de) 1991-03-27 1992-03-26 Signalübertragungssystem
DE1992623541 Expired - Lifetime DE69223541T2 (de) 1991-03-27 1992-03-26 Signalübertragungssystem
DE1992632530 Expired - Lifetime DE69232530T2 (de) 1991-03-27 1992-03-26 Signalübertragungssystem
DE69233183T Expired - Lifetime DE69233183D1 (de) 1991-03-27 1992-03-26 Signalübertragungssystem
DE1992632526 Expired - Lifetime DE69232526T2 (de) 1991-03-27 1992-03-26 Signalübertragungssystem
DE69233185T Expired - Lifetime DE69233185D1 (de) 1991-03-27 1992-03-26 Signalübertragungssystem

Family Applications Before (6)

Application Number Title Priority Date Filing Date
DE69233181T Expired - Lifetime DE69233181D1 (de) 1991-03-27 1992-03-26 Signalübertragungssystem
DE69233182T Expired - Lifetime DE69233182D1 (de) 1991-03-27 1992-03-26 Signalübertragungssystem
DE1992632523 Expired - Lifetime DE69232523T2 (de) 1991-03-27 1992-03-26 Signalübertragungssystem
DE69233184T Expired - Lifetime DE69233184D1 (de) 1991-03-27 1992-03-26 Signalübertragungssystem
DE1992632527 Expired - Lifetime DE69232527T2 (de) 1991-03-27 1992-03-26 Signalübertragungssystem
DE1992632529 Expired - Lifetime DE69232529T2 (de) 1991-03-27 1992-03-26 Signalübertragungssystem

Family Applications After (4)

Application Number Title Priority Date Filing Date
DE1992632530 Expired - Lifetime DE69232530T2 (de) 1991-03-27 1992-03-26 Signalübertragungssystem
DE69233183T Expired - Lifetime DE69233183D1 (de) 1991-03-27 1992-03-26 Signalübertragungssystem
DE1992632526 Expired - Lifetime DE69232526T2 (de) 1991-03-27 1992-03-26 Signalübertragungssystem
DE69233185T Expired - Lifetime DE69233185D1 (de) 1991-03-27 1992-03-26 Signalübertragungssystem

Country Status (4)

Country Link
US (1) US5555275A (de)
EP (12) EP0975168B1 (de)
JP (1) JP3008651B2 (de)
DE (11) DE69233181D1 (de)

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USRE39890E1 (en) 1991-03-27 2007-10-23 Matsushita Electric Industrial Co., Ltd. Communication system
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US6728467B2 (en) * 1992-03-26 2004-04-27 Matsushita Electric Industrial Co., Ltd. Communication system
US5802241A (en) 1992-03-26 1998-09-01 Matsushita Electric Industrial Co., Ltd. Communication system
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US7873284B2 (en) * 2004-04-22 2011-01-18 Alcatel-Lucent Usa Inc. Quadrature amplitude modulation of optical carriers
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WO2010082339A1 (ja) * 2009-01-16 2010-07-22 三菱電機株式会社 光伝送システム、送信装置および受信装置
CN101814941B (zh) * 2010-04-12 2012-12-12 中国科学院国家天文台 一种检测bpsk卫星通信系统误码性能恶化程度的方法
KR101887424B1 (ko) 2011-08-22 2018-08-10 한국전자통신연구원 Acm 기반의 사이멀캐스트 송수신 장치 및 방법
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Also Published As

Publication number Publication date
JP3008651B2 (ja) 2000-02-14
DE69232530D1 (de) 2002-05-02
EP1049334B1 (de) 2003-08-27
EP1359761A2 (de) 2003-11-05
EP0766478B1 (de) 2002-03-27
EP0975174B1 (de) 2003-08-27
JPH05327807A (ja) 1993-12-10
DE69232530T2 (de) 2002-11-07
DE69233185D1 (de) 2003-10-02
EP0973335B1 (de) 2003-08-27
DE69232529D1 (de) 2002-05-02
EP0975169B1 (de) 2003-08-27
US5555275A (en) 1996-09-10
DE69232526T2 (de) 2002-10-31
EP0766478A3 (de) 2000-01-19
EP0506400A3 (en) 1993-05-26
DE69233183D1 (de) 2003-10-02
DE69233182D1 (de) 2003-10-02
EP0506400A2 (de) 1992-09-30
EP0506400B1 (de) 1997-12-17
DE69233184D1 (de) 2003-10-02
DE69232526D1 (de) 2002-05-02
EP0975173B1 (de) 2002-03-27
DE69232527T2 (de) 2002-10-31
EP0975171A1 (de) 2000-01-26
EP0975173A1 (de) 2000-01-26
EP1049334A1 (de) 2000-11-02
EP0975171B1 (de) 2002-03-27
EP0973335A1 (de) 2000-01-19
EP1359761A3 (de) 2006-01-18
DE69232523D1 (de) 2002-05-02
EP0975172A1 (de) 2000-01-26
DE69232529T2 (de) 2002-11-07
DE69223541D1 (de) 1998-01-29
DE69232523T2 (de) 2002-10-31
EP0975174A1 (de) 2000-01-26
EP0975169A1 (de) 2000-01-26
EP0975168B1 (de) 2002-03-27
EP0975172B1 (de) 2002-03-27
DE69233181D1 (de) 2003-10-02
DE69232527D1 (de) 2002-05-02
EP0975168A1 (de) 2000-01-26
EP0975170B1 (de) 2003-08-27
EP0766478A2 (de) 1997-04-02
EP0975170A1 (de) 2000-01-26

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