DK0771123T3 - Sender og modtager for kompatibelt højopløsningsfjernsynssystem - Google Patents

Sender og modtager for kompatibelt højopløsningsfjernsynssystem

Info

Publication number
DK0771123T3
DK0771123T3 DK96120804T DK96120804T DK0771123T3 DK 0771123 T3 DK0771123 T3 DK 0771123T3 DK 96120804 T DK96120804 T DK 96120804T DK 96120804 T DK96120804 T DK 96120804T DK 0771123 T3 DK0771123 T3 DK 0771123T3
Authority
DK
Denmark
Prior art keywords
information
transmitter
receiver
high resolution
television system
Prior art date
Application number
DK96120804T
Other languages
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 DK0771123T3 publication Critical patent/DK0771123T3/da

Links

Classifications

    • 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
    • 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
    • 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
    • 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
    • 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

  • Signal Processing (AREA)
  • Engineering & Computer Science (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)
  • Gyroscopes (AREA)
  • Color Television Systems (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Electrophonic Musical Instruments (AREA)
  • Analogue/Digital Conversion (AREA)
  • Details Of Television Scanning (AREA)
  • Television Signal Processing For Recording (AREA)
  • Amplitude Modulation (AREA)
  • Coupling Device And Connection With Printed Circuit (AREA)
  • Radio Transmission System (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
DK96120804T 1991-02-04 1991-12-27 Sender og modtager for kompatibelt højopløsningsfjernsynssystem DK0771123T3 (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
DK0771123T3 true DK0771123T3 (da) 2000-06-05

Family

ID=24608439

Family Applications (2)

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

Family Applications After (1)

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

Country Status (25)

Country Link
US (1) US5287180A (da)
EP (2) EP0771123B1 (da)
JP (1) JP3384802B2 (da)
KR (1) KR100255719B1 (da)
CN (1) CN1037803C (da)
AT (1) ATE158916T1 (da)
AU (1) AU662126B2 (da)
BR (1) BR9107276A (da)
CA (1) CA2101644A1 (da)
CZ (2) CZ281295B6 (da)
DE (2) DE69127828T2 (da)
DK (2) DK0771123T3 (da)
EG (1) EG19708A (da)
ES (2) ES2142010T3 (da)
FI (1) FI933457A (da)
HU (1) HUT65171A (da)
MX (1) MX9200475A (da)
MY (1) MY109495A (da)
PL (1) PL167627B1 (da)
PT (1) PT100085B (da)
RU (1) RU2127493C1 (da)
SG (1) SG90697A1 (da)
SK (1) SK279904B6 (da)
TR (1) TR28300A (da)
WO (1) WO1992014343A1 (da)

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US5892879A (en) 1992-03-26 1999-04-06 Matsushita Electric Industrial Co., Ltd. Communication system for plural data streams
CA2332405C (en) * 1992-03-26 2007-01-23 Matsushita Electric Industrial Co., Ltd. Communication system
US6724976B2 (en) 1992-03-26 2004-04-20 Matsushita Electric Industrial Co., Ltd. Communication system
US6728467B2 (en) 1992-03-26 2004-04-27 Matsushita Electric Industrial Co., Ltd. Communication system
USRE38513E1 (en) 1992-03-26 2004-05-11 Matsushita Electric Industrial Co., Ltd. Communication system
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US5315617A (en) * 1992-05-29 1994-05-24 General Electric Company QAM encoding for high-definition television system
US5231486A (en) * 1992-07-27 1993-07-27 General Electric Company Data separation processing in a dual channel digital high definition television system
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US5386239A (en) * 1993-05-03 1995-01-31 Thomson Consumer Electronics, Inc. Multiple QAM digital television signal decoder
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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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US5894334A (en) * 1994-03-21 1999-04-13 Rca Thomson Licensing Corporation Carrier recovery system for a vestigial sideband signal
US5805242A (en) * 1994-03-21 1998-09-08 Thomson Consumer Electronics, Inc. Carrier independent timing recovery system for a vestigial sideband modulated signal
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US5461427A (en) * 1994-06-28 1995-10-24 Thomson Consumer Electronics, Inc. Television receiver having the capability to associate any HDTV and any NTSC channel
US5453796A (en) * 1994-06-28 1995-09-26 Thomson Consumer Electronics, Inc. Signal swap apparatus for a television receiver having an HDTV main picture signal processor and an NTSC Pix-in-Pix signal processor
US5532748A (en) * 1995-03-31 1996-07-02 Matsushita Electric Corporation Of America Hybrid analog/digital television transmission system
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
US5946048A (en) * 1997-03-12 1999-08-31 Hybrid Networks, Inc. Network device for handling digital data over a TV channel
US5946047A (en) * 1997-03-12 1999-08-31 Hybrid Networks, Inc. Network system 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
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
US20030112370A1 (en) * 2001-12-18 2003-06-19 Chris Long Adaptive expanded information capacity for communications 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
KR100539862B1 (ko) * 2001-04-04 2005-12-28 삼성전자주식회사 부호분할다중접속 이동통신시스템에서 데이타 송/수신장치및 방법
US20020180891A1 (en) * 2001-04-11 2002-12-05 Cyber Operations, Llc System and method for preconditioning analog video signals
JP2005534203A (ja) * 2001-10-16 2005-11-10 株式会社ＲｆＳｔｒｅａｍ モノリシック集積回路上に受信機を実施するための方法および装置
US20030219085A1 (en) * 2001-12-18 2003-11-27 Endres Thomas J. Self-initializing decision feedback equalizer with automatic gain control
US7180942B2 (en) * 2001-12-18 2007-02-20 Dotcast, Inc. Joint adaptive optimization of soft decision device and feedback equalizer
US7199844B2 (en) * 2002-05-28 2007-04-03 Rfstream Corporation Quadratic nyquist slope filter
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US6882245B2 (en) * 2002-06-05 2005-04-19 Rf Stream Corporation Frequency discrete LC filter bank
JP2005535161A (ja) * 2002-06-05 2005-11-17 株式会社ＲｆＳｔｒｅａｍ ベースバンド・ナイキスト・フィルタによる二次映像復調
US7580482B2 (en) * 2003-02-19 2009-08-25 Endres Thomas J Joint, adaptive control of equalization, synchronization, and gain in a digital communications receiver
US6940365B2 (en) * 2003-07-18 2005-09-06 Rfstream Corporation Methods and apparatus for an improved discrete LC filter
WO2005050400A2 (en) * 2003-11-13 2005-06-02 Ncube Corporation System to provide index and metadata for content on demand
EP1861925A2 (en) * 2005-03-11 2007-12-05 Corporation Rfstream Radio frequency inductive-capacitive filter circuit topology
US7358795B2 (en) * 2005-03-11 2008-04-15 Rfstream Corporation MOSFET temperature compensation current source
WO2006099071A2 (en) * 2005-03-11 2006-09-21 Rfstream Corporation A wideband tuning circuit
EP1739908A1 (en) * 2005-06-30 2007-01-03 STMicroelectronics N.V. Method and apparatus for reducing the interferences between a wide band device and a narrow band interferer
EP1739909A1 (en) * 2005-06-30 2007-01-03 STMicroelectronics N.V. Method and apparatus for reducing the interferences between a wide band device and a narrow band device interfering with said wide band device
CN101083504B (zh) * 2007-07-23 2011-09-07 沖电气（新加坡）技术中心 解调装置及其解调方法
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Also Published As

Publication number Publication date
DE69131995D1 (de) 2000-03-23
SK83193A3 (en) 1994-07-06
ES2142010T3 (es) 2000-04-01
FI933457A0 (fi) 1993-08-03
CZ282390B6 (cs) 1997-07-16
FI933457A (fi) 1993-08-03
WO1992014343A1 (en) 1992-08-20
JPH06505372A (ja) 1994-06-16
PL167627B1 (pl) 1995-10-31
DE69131995T2 (de) 2000-08-17
CN1037803C (zh) 1998-03-18
BR9107276A (pt) 1994-04-05
CZ234494A3 (en) 1995-01-18
EP0570464B1 (en) 1997-10-01
DK0570464T3 (da) 1997-10-27
TR28300A (tr) 1996-04-08
MY109495A (en) 1997-02-28
RU2127493C1 (ru) 1999-03-10
CZ281295B6 (cs) 1996-08-14
CN1063985A (zh) 1992-08-26
AU662126B2 (en) 1995-08-24
EG19708A (en) 1996-02-29
EP0570464A1 (en) 1993-11-24
CZ152593A3 (en) 1994-12-15
DE69127828T2 (de) 1998-03-05
SG90697A1 (en) 2002-08-20
KR100255719B1 (ko) 2000-05-01
HUT65171A (en) 1994-04-28
EP0771123B1 (en) 2000-02-16
US5287180A (en) 1994-02-15
EP0771123A3 (en) 1997-07-23
AU1271192A (en) 1992-09-07
KR930703793A (ko) 1993-11-30
EP0771123A2 (en) 1997-05-02
JP3384802B2 (ja) 2003-03-10
ES2106856T3 (es) 1997-11-16
HU9302245D0 (en) 1993-10-28
MX9200475A (es) 1992-08-01
SK279904B6 (sk) 1999-05-07
DE69127828D1 (de) 1997-11-06
ATE158916T1 (de) 1997-10-15
CA2101644A1 (en) 1992-08-05
PT100085A (pt) 1994-04-29
PT100085B (pt) 1999-04-30

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