JPS5251819A - Wide-band tv signal transmission system - Google Patents

Wide-band tv signal transmission system

Info

Publication number
JPS5251819A
JPS5251819A JP50127379A JP12737975A JPS5251819A JP S5251819 A JPS5251819 A JP S5251819A JP 50127379 A JP50127379 A JP 50127379A JP 12737975 A JP12737975 A JP 12737975A JP S5251819 A JPS5251819 A JP S5251819A
Authority
JP
Japan
Prior art keywords
band
wide
narrow
signal transmission
transmission system
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.)
Granted
Application number
JP50127379A
Other languages
Japanese (ja)
Other versions
JPS5831793B2 (en
Inventor
Takashi Fujio
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.)
Japan Broadcasting Corp
Original Assignee
Nippon Hoso Kyokai NHK
Japan Broadcasting Corp
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 Nippon Hoso Kyokai NHK, Japan Broadcasting Corp filed Critical Nippon Hoso Kyokai NHK
Priority to JP50127379A priority Critical patent/JPS5831793B2/en
Publication of JPS5251819A publication Critical patent/JPS5251819A/en
Publication of JPS5831793B2 publication Critical patent/JPS5831793B2/en
Expired legal-status Critical Current

Links

Landscapes

  • Color Television Systems (AREA)

Abstract

PURPOSE: Both luminance and chrominance signals are separated into wide-band and narrow-band signals respectively. And wide-band signal is time axially compressed while narrow-band signal is time axially expanded to be transmitted alternately. In this way, highly graded TV signal is turned to narrow-band signal as well as the transmission band can be effectively utilized.
COPYRIGHT: (C)1977,JPO&Japio
JP50127379A 1975-10-24 1975-10-24 Kotai Iki TV Jiyoung Shingoden Souhoshiki Expired JPS5831793B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50127379A JPS5831793B2 (en) 1975-10-24 1975-10-24 Kotai Iki TV Jiyoung Shingoden Souhoshiki

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50127379A JPS5831793B2 (en) 1975-10-24 1975-10-24 Kotai Iki TV Jiyoung Shingoden Souhoshiki

Publications (2)

Publication Number Publication Date
JPS5251819A true JPS5251819A (en) 1977-04-26
JPS5831793B2 JPS5831793B2 (en) 1983-07-08

Family

ID=14958519

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50127379A Expired JPS5831793B2 (en) 1975-10-24 1975-10-24 Kotai Iki TV Jiyoung Shingoden Souhoshiki

Country Status (1)

Country Link
JP (1) JPS5831793B2 (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4580173A (en) * 1980-02-25 1986-04-01 Rca Corporation Transmission system with sequential time-compressed baseband color
US4908697A (en) * 1987-07-24 1990-03-13 North American Philips Corporation Two-line mac high definition television system
US4974064A (en) * 1986-11-17 1990-11-27 North American Philips Corporation Apparatus for encoding television signals of different formats for transmission and decoding upon reception

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4580173A (en) * 1980-02-25 1986-04-01 Rca Corporation Transmission system with sequential time-compressed baseband color
US4974064A (en) * 1986-11-17 1990-11-27 North American Philips Corporation Apparatus for encoding television signals of different formats for transmission and decoding upon reception
US4908697A (en) * 1987-07-24 1990-03-13 North American Philips Corporation Two-line mac high definition television system

Also Published As

Publication number Publication date
JPS5831793B2 (en) 1983-07-08

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