JPS5879391A - Ｃａｔｖシステムにおける端末制御方式 - Google Patents

Ｃａｔｖシステムにおける端末制御方式

Info

Publication number
JPS5879391A
JPS5879391A JP56177709A JP17770981A JPS5879391A JP S5879391 A JPS5879391 A JP S5879391A JP 56177709 A JP56177709 A JP 56177709A JP 17770981 A JP17770981 A JP 17770981A JP S5879391 A JPS5879391 A JP S5879391A
Authority
JP
Japan
Prior art keywords
terminal
signal
information
modulation
modulated
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
JP56177709A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6362153B2 (enrdf_load_stackoverflow
Inventor
Hirobumi Higuchi
博文 樋口
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.)
Kokusai Denki Electric Inc
Original Assignee
Yagi Antenna Co Ltd
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 Yagi Antenna Co Ltd filed Critical Yagi Antenna Co Ltd
Priority to JP56177709A priority Critical patent/JPS5879391A/ja
Publication of JPS5879391A publication Critical patent/JPS5879391A/ja
Publication of JPS6362153B2 publication Critical patent/JPS6362153B2/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
    • H04N7/162—Authorising the user terminal, e.g. by paying; Registering the use of a subscription channel, e.g. billing

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
JP56177709A 1981-11-05 1981-11-05 Ｃａｔｖシステムにおける端末制御方式 Granted JPS5879391A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56177709A JPS5879391A (ja) 1981-11-05 1981-11-05 Ｃａｔｖシステムにおける端末制御方式

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56177709A JPS5879391A (ja) 1981-11-05 1981-11-05 Ｃａｔｖシステムにおける端末制御方式

Publications (2)

Publication Number Publication Date
JPS5879391A true JPS5879391A (ja) 1983-05-13
JPS6362153B2 JPS6362153B2 (enrdf_load_stackoverflow) 1988-12-01

Family

ID=16035730

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56177709A Granted JPS5879391A (ja) 1981-11-05 1981-11-05 Ｃａｔｖシステムにおける端末制御方式

Country Status (1)

Country Link
JP (1) JPS5879391A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01107276U (enrdf_load_stackoverflow) * 1988-01-11 1989-07-19

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01107276U (enrdf_load_stackoverflow) * 1988-01-11 1989-07-19

Also Published As

Publication number Publication date
JPS6362153B2 (enrdf_load_stackoverflow) 1988-12-01

Similar Documents

Publication Publication Date Title
US4752954A (en) Upstream signal control apparatus in bidirectional CATV system
EP0632611A2 (en) Spread spectrum communication system
WO1999038282A1 (en) Tap antenna unit
US5678173A (en) CATV system and method of judging modulation technique in CATV system
US2709254A (en) Subscription radio broadcasting system and equipment therefor
US3752908A (en) Catv audio interaction system
JPS5879391A (ja) Ｃａｔｖシステムにおける端末制御方式
US4598312A (en) Secure video distribution systems
US3769448A (en) Audio encoding/decoding system for catv
US1754881A (en) Radio trunk system
US4179660A (en) Method and device for transmitting pulse-duration modulated signals using two oscillators
US7610012B2 (en) Radio vision electronic network/analog output/viewing system
GB595138A (en) Improvements in television systems
KR920006267Y1 (ko) 쌍방향 catv용 데이터 송, 수신장치
JPH0630477B2 (ja) 光伝送装置
KR19990023906A (ko) 무선 ｔｖ 내부 배전 장치
IL47295A (en) Monitoring system for video-signal modulation devices
EP0561066B1 (en) Pay-TV method and system
JPH0437633B2 (enrdf_load_stackoverflow)
JPS604388A (ja) 画像信号伝送装置
EP0400945A2 (en) Television signal transmitting system
JPS59226588A (ja) テレビジヨン装置
JPS61121680A (ja) テレビジヨン信号伝送装置
JPH0563679A (ja) ワイヤレス伝送方式
JPS6010885A (ja) 映像用簡易無線装置