JPS5765984A - Catv system - Google Patents

Catv system

Info

Publication number
JPS5765984A
JPS5765984A JP55142820A JP14282080A JPS5765984A JP S5765984 A JPS5765984 A JP S5765984A JP 55142820 A JP55142820 A JP 55142820A JP 14282080 A JP14282080 A JP 14282080A JP S5765984 A JPS5765984 A JP S5765984A
Authority
JP
Japan
Prior art keywords
data
polling
storage part
transmitted
terminal
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
JP55142820A
Other languages
English (en)
Other versions
JPS637507B2 (ja
Inventor
Kenji Yashiro
Yoshibumi Saeki
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.)
Pioneer Corp
Original Assignee
Pioneer Corp
Pioneer Electronic 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 Pioneer Corp, Pioneer Electronic Corp filed Critical Pioneer Corp
Priority to JP55142820A priority Critical patent/JPS5765984A/ja
Priority to US06/311,082 priority patent/US4455570A/en
Publication of JPS5765984A publication Critical patent/JPS5765984A/ja
Publication of JPS637507B2 publication Critical patent/JPS637507B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/16—Analogue secrecy systems; Analogue subscription systems
    • H04N7/173—Analogue secrecy systems; Analogue subscription systems with two-way working, e.g. subscriber sending a programme selection signal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04H—BROADCAST COMMUNICATION
    • H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
    • H04H20/65—Arrangements characterised by transmission systems for broadcast
    • H04H20/76—Wired systems
    • H04H20/77—Wired systems using carrier waves
    • H04H20/78—CATV [Community Antenna Television] systems
    • H04H20/79—CATV [Community Antenna Television] systems using downlink of the CATV systems, e.g. audio broadcast via CATV network
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/16—Analogue secrecy systems; Analogue subscription systems
    • H04N7/173—Analogue secrecy systems; Analogue subscription systems with two-way working, e.g. subscriber sending a programme selection signal
    • H04N2007/17372—Analogue secrecy systems; Analogue subscription systems with two-way working, e.g. subscriber sending a programme selection signal the upstream transmission being initiated or timed by a signal from upstream of the user terminal

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
JP55142820A 1980-10-13 1980-10-13 Catv system Granted JPS5765984A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP55142820A JPS5765984A (en) 1980-10-13 1980-10-13 Catv system
US06/311,082 US4455570A (en) 1980-10-13 1981-10-13 CATV System

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP55142820A JPS5765984A (en) 1980-10-13 1980-10-13 Catv system

Publications (2)

Publication Number Publication Date
JPS5765984A true JPS5765984A (en) 1982-04-21
JPS637507B2 JPS637507B2 (ja) 1988-02-17

Family

ID=15324379

Family Applications (1)

Application Number Title Priority Date Filing Date
JP55142820A Granted JPS5765984A (en) 1980-10-13 1980-10-13 Catv system

Country Status (1)

Country Link
JP (1) JPS5765984A (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61237586A (ja) * 1985-04-15 1986-10-22 Hitachi Ltd ビデオテツクス通信網を利用した画像システム構成方法

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002366456A (ja) * 2001-06-12 2002-12-20 Hitachi Kokusai Electric Inc 多端末通信方式

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS512327A (en) * 1974-06-11 1976-01-09 Sumitomo Electric Industries Catv deetatsushinhoshiki
JPS5283114A (en) * 1975-12-31 1977-07-11 Matsushita Electric Ind Co Ltd Gathering receiver

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS512327A (en) * 1974-06-11 1976-01-09 Sumitomo Electric Industries Catv deetatsushinhoshiki
JPS5283114A (en) * 1975-12-31 1977-07-11 Matsushita Electric Ind Co Ltd Gathering receiver

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61237586A (ja) * 1985-04-15 1986-10-22 Hitachi Ltd ビデオテツクス通信網を利用した画像システム構成方法

Also Published As

Publication number Publication date
JPS637507B2 (ja) 1988-02-17

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