KR900005281A - 데이타 워드 시리즈 송신장치 및 수신장치 - Google Patents

데이타 워드 시리즈 송신장치 및 수신장치 Download PDF

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KR900005281A
KR900005281A KR1019890013207A KR890013207A KR900005281A KR 900005281 A KR900005281 A KR 900005281A KR 1019890013207 A KR1019890013207 A KR 1019890013207A KR 890013207 A KR890013207 A KR 890013207A KR 900005281 A KR900005281 A KR 900005281A
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bits
information signal
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KR1019890013207A
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KR0161511B1 (ko
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니콜라스 요한 벨드후이스 레이몬드
요한 케스만 게르리트
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이반 밀러 레르너
엔.브이.필립스 글로아이람펜파브리켄
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    • 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
    • H04N21/236—Assembling of a multiplex stream, e.g. transport stream, by combining a video stream with other content or additional data, e.g. inserting a URL [Uniform Resource Locator] into a video stream, multiplexing software data into a video stream; Remultiplexing of multiplex streams; Insertion of stuffing bits into the multiplex stream, e.g. to obtain a constant bit-rate; Assembling of a packetised elementary stream
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F5/00—Methods or arrangements for data conversion without changing the order or content of the data handled
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/00007—Time or data compression or expansion
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10—Digital recording or reproducing
    • G11B20/10527—Audio or video recording; Data buffering arrangements
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10—Digital recording or reproducing
    • G11B20/18—Error detection or correction; Testing, e.g. of drop-outs
    • 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
    • H04B1/66—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 for reducing bandwidth of signals; for improving efficiency of transmission
    • H04B1/665—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 for reducing bandwidth of signals; for improving efficiency of transmission using psychoacoustic properties of the ear, e.g. masking effect
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/02—Details
    • H04J3/12—Arrangements providing for calling or supervisory signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/02—Details
    • H04J3/12—Arrangements providing for calling or supervisory signals
    • H04J3/125—One of the channel pulses or the synchronisation pulse is also used for transmitting monitoring or supervisory signals
    • 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
    • H04N21/238—Interfacing the downstream path of the transmission network, e.g. adapting the transmission rate of a video stream to network bandwidth; Processing of multiplex streams
    • H04N21/2383—Channel coding or modulation of digital bit-stream, e.g. QPSK modulation
    • 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
    • H04N21/434—Disassembling 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
    • 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 encoded video stream 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
    • H04N7/00—Television systems
    • H04N7/025—Systems for the transmission of digital non-picture data, e.g. of text during the active part of a television frame
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/24—Systems for the transmission of television signals using pulse code modulation
    • H04N7/52—Systems 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
    • H04N7/54—Systems 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

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Theoretical Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Dc Digital Transmission (AREA)
  • Analogue/Digital Conversion (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)

Abstract

내용 없음

Description

데이타 워드 시리즈 송신장치 및 수신장치
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제3도, 6도,9도 및 제11도는 본 발명에 따른 송신 장치 및 수신 장치의 상이한 실시예를 이용하는 송신시스템을 도시하는 도면.

Claims (8)

  1. 변형후에 부가 정보 신호가 선택된 데이타 워드의 낮은 유의성의 하위 비트로 표현되고 변형된 데이타 워드로 표현된 값이 변형전의 관련 데이타 워드로 표현된 값과 실질적으로 동일하게 되는 방식으로 부가 정보 신호에 따라 송신전에 데이타 워드 시리즈를 변형시키도록 구성된 변형수단을 포함하고 있는, 디지타이즈된 아나로그 신호를 나타내는 데이타 워드 시리즈를 송신하기 위한 장치에 있어서, 상기 변형 수단이, 부가 정보 신호와, 상기 하위 비트가 아닌, 부가 정보 신호와 거의 상호 관련이 없는 다른 비트의 논리값 모두에 의존하여 선택된 데이타 워드를 변형시키기 적합하게 구성되어 있는 것을 특징으로하는 데이타 워드 시리즈 송신 장치.
  2. 제1항에 있어서, 상기 장치가 상기 다른 비트를 발생하기 위한 2진 랜덤-잡음 발생기를 포함하는 것을 특징으로하는 데이타 워드 시리즈 송신 장치.
  3. 제1항에 있어서, 상기 다른 비트가 데이타 워드의 비트인 것을 특징으로하는 데이타 워드 시리즈 송신 장치.
  4. 제1항, 2항 또는 제3항에 있어서, 상기 변경 수단이, 변화후에, 관련 데이타 워드 각각의 n최하위비트가 정보 신호의 n비트의 논리값에 일치하게 되는 그런 방식으로 선택된 데이타 워드로 표현된 값을 변화시키기 위한 수단과 상기 다른 비트의 논리값에 따라 변화의 기호를 결정하기 위한 수단을 포함하고 있는 것을 특징으로하는 데이타 워드 시리즈 송신 장치.
  5. 제4항에 있어서, 상기 변형값과 n이 모두 1과 동일한 것을 특징으로하는 데이타 워드 시리즈 송신 장치.
  6. 제3항에 있어서, 상기 변형수단이 상기 하위비트의 논리값을 결정하기 위해 부가 정보 신호의 비트와 데이타 워드의 다른 비트를 엑스클러시브-OR연산을 받게 하는데 적합하게되어 있는 것을 특징으로하는 데이타 워드 시리즈 송신 장치.
  7. 제6항에 있어서, 상기 변형 수단이 선택된 데이타 워드 각각의 최하위 비트에 배타적으로 부가 정보신호와 상기 다른 비트에 의존하는 논리값을 할당하도록 구성되어 있는 것을 특징으로하는 데이타 워드 시리즈 송신 장치.
  8. 선택 및 수신된 데이타 워드의 낮은 유의성의 비트로부터 부가 정보 신호를 회복시키기 위한 수단을 포함하고 있으며, 제6항 또는 제7항에서 청구된 바와같은 송신 장치.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019890013207A 1988-09-16 1989-09-12 데이타 워드 송신장치 및 수신장치 KR0161511B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL8802291A NL8802291A (nl) 1988-09-16 1988-09-16 Inrichting voor het verzenden van datawoorden welke een gedigitaliseerde analoog signaal vertegenwoordigen en een inrichting voor het ontvangen van de verzonden datawoorden.
NL8802291 1988-09-16

Publications (2)

Publication Number Publication Date
KR900005281A true KR900005281A (ko) 1990-04-13
KR0161511B1 KR0161511B1 (ko) 1999-01-15

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Country Link
US (1) US5146457A (ko)
EP (2) EP0359325B1 (ko)
JP (1) JP3038219B2 (ko)
KR (1) KR0161511B1 (ko)
DE (2) DE68919958T2 (ko)
HK (1) HK76796A (ko)
NL (1) NL8802291A (ko)

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DE68928493T2 (de) 1998-06-04
EP0359325A1 (en) 1990-03-21
JPH02119446A (ja) 1990-05-07
HK76796A (en) 1996-05-10
EP0545915B1 (en) 1997-12-10
EP0545915A2 (en) 1993-06-09
EP0359325B1 (en) 1994-12-14
DE68919958T2 (de) 1995-06-29
NL8802291A (nl) 1990-04-17
DE68928493D1 (de) 1998-01-22
DE68919958D1 (de) 1995-01-26
US5146457A (en) 1992-09-08
KR0161511B1 (ko) 1999-01-15
JP3038219B2 (ja) 2000-05-08
EP0545915A3 (en) 1993-07-14

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