PT89395A - Dispositivo de televisao compativel, avancado, com portadora auxiliar - Google Patents

Dispositivo de televisao compativel, avancado, com portadora auxiliar

Info

Publication number
PT89395A
PT89395A PT89395A PT8939589A PT89395A PT 89395 A PT89395 A PT 89395A PT 89395 A PT89395 A PT 89395A PT 8939589 A PT8939589 A PT 8939589A PT 89395 A PT89395 A PT 89395A
Authority
PT
Portugal
Prior art keywords
advanced
television device
auxiliary carrier
compatible television
compatible
Prior art date
Application number
PT89395A
Other languages
English (en)
Other versions
PT89395B (pt
Inventor
Robert Norman Hurst Jr
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
Publication of PT89395A publication Critical patent/PT89395A/pt
Publication of PT89395B publication Critical patent/PT89395B/pt

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N11/00—Colour television systems
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Television Systems (AREA)
  • Color Television Systems (AREA)
PT89395A 1988-01-08 1989-01-06 Dispositivo de televisao compativel, avancado, com portadora auxiliar PT89395B (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB888800420A GB8800420D0 (en) 1988-01-08 1988-01-08 Dual single sideband modulator for actv

Publications (2)

Publication Number Publication Date
PT89395A true PT89395A (pt) 1989-10-04
PT89395B PT89395B (pt) 1994-02-28

Family

ID=10629691

Family Applications (1)

Application Number Title Priority Date Filing Date
PT89395A PT89395B (pt) 1988-01-08 1989-01-06 Dispositivo de televisao compativel, avancado, com portadora auxiliar

Country Status (13)

Country Link
US (1) US4866521A (pt)
EP (1) EP0406240A1 (pt)
JP (1) JPH04505834A (pt)
KR (1) KR900701122A (pt)
CN (1) CN1017675B (pt)
AU (1) AU624593B2 (pt)
CA (1) CA1303726C (pt)
DK (1) DK164090A (pt)
ES (1) ES2010386A6 (pt)
FI (1) FI88770C (pt)
GB (1) GB8800420D0 (pt)
PT (1) PT89395B (pt)
WO (1) WO1989006469A1 (pt)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02156785A (ja) * 1988-12-08 1990-06-15 Sony Corp 信号伝送装置
JPH07121108B2 (ja) * 1990-03-24 1995-12-20 日本テレビ放送網株式会社 テレビジョン方式
US5621471A (en) * 1994-05-03 1997-04-15 Microsoft Corporation System and method for inserting and recovering an add-on data signal for transmission with a video signal
US7139326B2 (en) * 2001-09-14 2006-11-21 Analog Devices, Inc. Image-canceling quadrature modulator and method
US8121213B2 (en) * 2003-07-25 2012-02-21 Panasonic Corporation Modulation device, demodulation device, modulation method and demodulation method
US20080074497A1 (en) * 2006-09-21 2008-03-27 Ktech Telecommunications, Inc. Method and Apparatus for Determining and Displaying Signal Quality Information on a Television Display Screen
KR101574730B1 (ko) * 2008-11-17 2015-12-07 삼성전자 주식회사 영상 처리 장치 및 방법

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4589011A (en) * 1984-01-16 1986-05-13 At&T Bell Laboratories Single sideband modulated chrominance information for compatible high-definition television
US4564857A (en) * 1984-02-28 1986-01-14 At&T Bell Laboratories Aspect ratio improvement for compatible high-definition television
US4641179A (en) * 1984-12-21 1987-02-03 At&T Bell Laboratories Economical high-definition television using a modulated-signal combination
US4882614A (en) * 1986-07-14 1989-11-21 Matsushita Electric Industrial Co., Ltd. Multiplex signal processing apparatus

Also Published As

Publication number Publication date
ES2010386A6 (es) 1989-11-01
FI88770C (fi) 1993-06-28
DK164090A (da) 1990-09-05
CN1035929A (zh) 1989-09-27
KR900701122A (ko) 1990-08-17
US4866521A (en) 1989-09-12
CA1303726C (en) 1992-06-16
GB8800420D0 (en) 1988-02-10
WO1989006469A1 (en) 1989-07-13
JPH04505834A (ja) 1992-10-08
DK164090D0 (da) 1990-07-06
AU624593B2 (en) 1992-06-18
EP0406240A1 (en) 1991-01-09
CN1017675B (zh) 1992-07-29
FI88770B (fi) 1993-03-15
FI903426A0 (fi) 1990-07-06
AU2827589A (en) 1989-08-01
PT89395B (pt) 1994-02-28

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Legal Events

Date Code Title Description
FG3A Patent granted, date of granting

Effective date: 19930802