DK0570464T3 - Sender og modtager for kompatibelt højopløsnings-fjernsynssytem - Google Patents

Sender og modtager for kompatibelt højopløsnings-fjernsynssytem

Info

Publication number
DK0570464T3
DK0570464T3 DK92904743.9T DK92904743T DK0570464T3 DK 0570464 T3 DK0570464 T3 DK 0570464T3 DK 92904743 T DK92904743 T DK 92904743T DK 0570464 T3 DK0570464 T3 DK 0570464T3
Authority
DK
Denmark
Prior art keywords
information
transmitter
receiver
signal
television system
Prior art date
Application number
DK92904743.9T
Other languages
Danish (da)
English (en)
Inventor
Hugh Edward White
Original Assignee
Gen Electric
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 Gen Electric filed Critical Gen Electric
Application granted granted Critical
Publication of DK0570464T3 publication Critical patent/DK0570464T3/da

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/32—Carrier systems characterised by combinations of two or more of the types covered by groups H04L27/02, H04L27/10, H04L27/18 or H04L27/26
    • H04L27/34—Amplitude- and phase-modulated carrier systems, e.g. quadrature-amplitude modulated carrier systems
    • H04L27/36—Modulator circuits; Transmitter circuits
    • H04L27/362—Modulation using more than one carrier, e.g. with quadrature carriers, separately amplitude modulated
    • H04L27/364—Arrangements for overcoming imperfections in the modulator, e.g. quadrature error or unbalanced I and Q levels
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/12—Systems 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N11/00—Colour television systems
    • H04N11/24—High-definition television systems
    • H04N11/30—High-definition television systems with transmission of the extra information by means of quadrature 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
    • H04N21/41—Structure of client; Structure of client peripherals
    • H04N21/426—Internal components of the client ; Characteristics thereof
    • 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
    • H04L2001/0098—Unequal error protection
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0058—Allocation criteria
    • H04L5/0064—Rate requirement of the data, e.g. scalable bandwidth, data priority

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Television Systems (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Color Television Systems (AREA)
  • Electrophonic Musical Instruments (AREA)
  • Gyroscopes (AREA)
  • Analogue/Digital Conversion (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Coupling Device And Connection With Printed Circuit (AREA)
  • Amplitude Modulation (AREA)
  • Television Signal Processing For Recording (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Radio Transmission System (AREA)
  • Details Of Television Scanning (AREA)
DK92904743.9T 1991-02-04 1991-12-27 Sender og modtager for kompatibelt højopløsnings-fjernsynssytem DK0570464T3 (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/650,329 US5287180A (en) 1991-02-04 1991-02-04 Modulator/demodulater for compatible high definition television system

Publications (1)

Publication Number Publication Date
DK0570464T3 true DK0570464T3 (da) 1997-10-27

Family

ID=24608439

Family Applications (2)

Application Number Title Priority Date Filing Date
DK92904743.9T DK0570464T3 (da) 1991-02-04 1991-12-27 Sender og modtager for kompatibelt højopløsnings-fjernsynssytem
DK96120804T DK0771123T3 (da) 1991-02-04 1991-12-27 Sender og modtager for kompatibelt højopløsningsfjernsynssystem

Family Applications After (1)

Application Number Title Priority Date Filing Date
DK96120804T DK0771123T3 (da) 1991-02-04 1991-12-27 Sender og modtager for kompatibelt højopløsningsfjernsynssystem

Country Status (25)

Country Link
US (1) US5287180A (zh)
EP (2) EP0771123B1 (zh)
JP (1) JP3384802B2 (zh)
KR (1) KR100255719B1 (zh)
CN (1) CN1037803C (zh)
AT (1) ATE158916T1 (zh)
AU (1) AU662126B2 (zh)
BR (1) BR9107276A (zh)
CA (1) CA2101644A1 (zh)
CZ (2) CZ282390B6 (zh)
DE (2) DE69127828T2 (zh)
DK (2) DK0570464T3 (zh)
EG (1) EG19708A (zh)
ES (2) ES2142010T3 (zh)
FI (1) FI933457A (zh)
HU (1) HUT65171A (zh)
MX (1) MX9200475A (zh)
MY (1) MY109495A (zh)
PL (1) PL167627B1 (zh)
PT (1) PT100085B (zh)
RU (1) RU2127493C1 (zh)
SG (1) SG90697A1 (zh)
SK (1) SK279904B6 (zh)
TR (1) TR28300A (zh)
WO (1) WO1992014343A1 (zh)

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US5802241A (en) 1992-03-26 1998-09-01 Matsushita Electric Industrial Co., Ltd. Communication system
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JPH07245633A (ja) * 1994-03-04 1995-09-19 Toshiba Corp デジタルデータ受信装置
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US5799037A (en) * 1996-02-16 1998-08-25 David Sarnoff Research Center Inc. Receiver capable of demodulating multiple digital modulation formats
US6005640A (en) * 1996-09-27 1999-12-21 Sarnoff Corporation Multiple modulation format television signal receiver system
KR19980048220A (ko) * 1996-12-17 1998-09-15 구자홍 디지탈 직각 진폭 변조방식의 화상 복합장치
US5946047A (en) * 1997-03-12 1999-08-31 Hybrid Networks, Inc. Network system for handling digital data over a TV channel
US5946048A (en) * 1997-03-12 1999-08-31 Hybrid Networks, Inc. Network device for handling digital data over a TV channel
JP3797510B2 (ja) * 1997-07-16 2006-07-19 ソニー株式会社 通信方法、送信装置、受信装置及びセルラー無線通信システム
US6618096B1 (en) * 1997-09-29 2003-09-09 Scientific-Atlanta, Inc. System and method for adaptively balancing quadrature modulators for vestigial-sideband generation
US20030112370A1 (en) * 2001-12-18 2003-06-19 Chris Long Adaptive expanded information capacity for communications systems
US20030140351A1 (en) * 1998-04-17 2003-07-24 Hoarty W. Leo Cable television system compatible bandwidth upgrade using embedded digital channels
US6433835B1 (en) 1998-04-17 2002-08-13 Encamera Sciences Corporation Expanded information capacity for existing communication transmission systems
CN1070012C (zh) * 1998-08-04 2001-08-22 国家科学技术委员会高技术研究发展中心 全数字vsb调制器
US6313772B1 (en) * 1999-08-24 2001-11-06 Thomson Licensing S.A. Complex carrier signal generator for determining cyclic wave shape
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JP2008533840A (ja) * 2005-03-11 2008-08-21 株式会社ＲｆＳｔｒｅａｍ 無線周波誘導容量性フィルタ回路トポロジー
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Also Published As

Publication number Publication date
EP0570464A1 (en) 1993-11-24
PL167627B1 (pl) 1995-10-31
US5287180A (en) 1994-02-15
AU662126B2 (en) 1995-08-24
EP0771123A2 (en) 1997-05-02
EP0771123B1 (en) 2000-02-16
DE69131995T2 (de) 2000-08-17
ES2106856T3 (es) 1997-11-16
DE69127828D1 (de) 1997-11-06
CZ282390B6 (cs) 1997-07-16
ES2142010T3 (es) 2000-04-01
KR930703793A (ko) 1993-11-30
JP3384802B2 (ja) 2003-03-10
FI933457A0 (fi) 1993-08-03
PT100085B (pt) 1999-04-30
CZ281295B6 (cs) 1996-08-14
CA2101644A1 (en) 1992-08-05
EP0570464B1 (en) 1997-10-01
HUT65171A (en) 1994-04-28
ATE158916T1 (de) 1997-10-15
DE69131995D1 (de) 2000-03-23
CZ234494A3 (en) 1995-01-18
RU2127493C1 (ru) 1999-03-10
SK279904B6 (sk) 1999-05-07
CN1063985A (zh) 1992-08-26
TR28300A (tr) 1996-04-08
BR9107276A (pt) 1994-04-05
CN1037803C (zh) 1998-03-18
HU9302245D0 (en) 1993-10-28
MY109495A (en) 1997-02-28
DK0771123T3 (da) 2000-06-05
MX9200475A (es) 1992-08-01
SG90697A1 (en) 2002-08-20
FI933457A (fi) 1993-08-03
WO1992014343A1 (en) 1992-08-20
SK83193A3 (en) 1994-07-06
CZ152593A3 (en) 1994-12-15
DE69127828T2 (de) 1998-03-05
JPH06505372A (ja) 1994-06-16
AU1271192A (en) 1992-09-07
PT100085A (pt) 1994-04-29
EG19708A (en) 1996-02-29
KR100255719B1 (ko) 2000-05-01
EP0771123A3 (en) 1997-07-23

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