JPS57194688A - Method for data communication in catv system - Google Patents

Method for data communication in catv system

Info

Publication number
JPS57194688A
JPS57194688A JP56081618A JP8161881A JPS57194688A JP S57194688 A JPS57194688 A JP S57194688A JP 56081618 A JP56081618 A JP 56081618A JP 8161881 A JP8161881 A JP 8161881A JP S57194688 A JPS57194688 A JP S57194688A
Authority
JP
Japan
Prior art keywords
channel
data
center
signals
program
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.)
Pending
Application number
JP56081618A
Other languages
English (en)
Inventor
Hiroshi Chokai
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 JP56081618A priority Critical patent/JPS57194688A/ja
Publication of JPS57194688A publication Critical patent/JPS57194688A/ja
Pending legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00Television systems
    • H04N7/16Analogue secrecy systems; Analogue subscription systems
    • H04N7/162Authorising the user terminal, e.g. by paying; Registering the use of a subscription channel, e.g. billing
    • H04N7/165Centralised control of user terminal ; Registering at central

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
JP56081618A 1981-05-27 1981-05-27 Method for data communication in catv system Pending JPS57194688A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56081618A JPS57194688A (en) 1981-05-27 1981-05-27 Method for data communication in catv system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56081618A JPS57194688A (en) 1981-05-27 1981-05-27 Method for data communication in catv system

Publications (1)

Publication Number Publication Date
JPS57194688A true JPS57194688A (en) 1982-11-30

Family

ID=13751308

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56081618A Pending JPS57194688A (en) 1981-05-27 1981-05-27 Method for data communication in catv system

Country Status (1)

Country Link
JP (1) JPS57194688A (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01130298A (ja) * 1987-11-17 1989-05-23 Matsushita Electric Ind Co Ltd テレビ共聴網内通信方式

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01130298A (ja) * 1987-11-17 1989-05-23 Matsushita Electric Ind Co Ltd テレビ共聴網内通信方式

Similar Documents

Publication Publication Date Title
EP0492862B1 (en) Daisy chain multiplexer
DE3874374T2 (de) Dienststellenanlage fuer flugzeug.
US5029232A (en) Satellite communications network
DE69432666T2 (de) Funktelefonsystem für entfernte teilnehmergruppen
JPS55127777A (en) Scramble method of catv system
EP0140593A3 (en) Music delivery system
MY124181A (en) Method and apparatus for preparing and transmitting electronic program information and apparatus for producing electronic program guide from the electronic program information
CA2007964A1 (en) Method and apparatus for tv broadcasting
DE3572906D1 (en) Broadband digital transmission systems
DK612389D0 (da) Fremgangsmaade og apparat til tilvejebringelse af digital audio i fm-sendebaandet
EP0136111A3 (en) Real time seismic telemetry system
JPS54158810A (en) Time-division multidirectional multiplex communication system
ES8104691A1 (es) Sistema de radiodifusion por cable con seleccion de programaconmutada y controlada por el abonado
EP0829989A3 (en) Method for transmission and reception of digital multiplexed multi-carrier signals, transmission apparatus and receiving apparatus therefor
JPH0752867B2 (ja) 多チヤンネルpcm音楽放送システム
ES8305990A1 (es) "procedimiento de configuracion de canales en una disposicion de tratamiento de datos".
GB954916A (en) Signal distribution system
GB1521340A (en) Digital data communication network
JPS5539440A (en) Tuning system of terminal unit for catv system
JPS57194688A (en) Method for data communication in catv system
JPS57194689A (en) Method for data communication in catv system
GB1480749A (en) Wired broadcasting systems
DK590685D0 (da) Apparat til modtagning,behandling of fordeling af radiosignaler,navnlig til modtagning og fordeling af fjernsynssignaler fra en kunstig satellit og fordeling af signalerne til et antal modtagere
ES2138635T3 (es) Red de distribucion de radiodifusion y television.
ES8705724A1 (es) Una facilidad para la transmision de informacion normalmenteaccesible.