JPH0582789B2 - - Google Patents

Info

Publication number
JPH0582789B2
JPH0582789B2 JP59266359A JP26635984A JPH0582789B2 JP H0582789 B2 JPH0582789 B2 JP H0582789B2 JP 59266359 A JP59266359 A JP 59266359A JP 26635984 A JP26635984 A JP 26635984A JP H0582789 B2 JPH0582789 B2 JP H0582789B2
Authority
JP
Japan
Prior art keywords
data
carrier wave
oscillator
upstream
subscriber
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.)
Expired - Lifetime
Application number
JP59266359A
Other languages
English (en)
Japanese (ja)
Other versions
JPS61144991A (ja
Inventor
Akinobu Masuko
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.)
Toshiba Corp
Original Assignee
Tokyo Shibaura Electric 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 Tokyo Shibaura Electric Co Ltd filed Critical Tokyo Shibaura Electric Co Ltd
Priority to JP59266359A priority Critical patent/JPS61144991A/ja
Priority to US06/809,179 priority patent/US4752954A/en
Priority to DE19853544594 priority patent/DE3544594A1/de
Priority to KR8509597A priority patent/KR890004437B1/ko
Publication of JPS61144991A publication Critical patent/JPS61144991A/ja
Publication of JPH0582789B2 publication Critical patent/JPH0582789B2/ja
Granted legal-status Critical Current

Links

JP59266359A 1984-12-19 1984-12-19 双方向catv Granted JPS61144991A (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP59266359A JPS61144991A (ja) 1984-12-19 1984-12-19 双方向catv
US06/809,179 US4752954A (en) 1984-12-19 1985-12-16 Upstream signal control apparatus in bidirectional CATV system
DE19853544594 DE3544594A1 (de) 1984-12-19 1985-12-17 Ruecksignal-steuervorrichtung
KR8509597A KR890004437B1 (en) 1984-12-19 1985-12-19 Upstream signal control devices of pair direction cable television

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP59266359A JPS61144991A (ja) 1984-12-19 1984-12-19 双方向catv

Publications (2)

Publication Number Publication Date
JPS61144991A JPS61144991A (ja) 1986-07-02
JPH0582789B2 true JPH0582789B2 (enrdf_load_stackoverflow) 1993-11-22

Family

ID=17429844

Family Applications (1)

Application Number Title Priority Date Filing Date
JP59266359A Granted JPS61144991A (ja) 1984-12-19 1984-12-19 双方向catv

Country Status (1)

Country Link
JP (1) JPS61144991A (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1317667C (en) * 1987-11-02 1993-05-11 Michel Dufresne Catv subscriber terminal transmission control
DE112017003875B4 (de) 2016-08-02 2021-07-22 Mitsubishi Electric Corporation Drehmoment-Begrenzungsmechanismus, Antriebseinrichtung, und Robotervorrichtung

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5582552A (en) * 1978-12-18 1980-06-21 Pioneer Electronic Corp Bidirectional data communication system
JPS568947A (en) * 1979-07-04 1981-01-29 Nippon Signal Co Ltd:The Information transmitter

Also Published As

Publication number Publication date
JPS61144991A (ja) 1986-07-02

Similar Documents

Publication Publication Date Title
US4752954A (en) Upstream signal control apparatus in bidirectional CATV system
JP2707006B2 (ja) Catvシステムにおける双方向通信方法
EP1064740A1 (en) Tap antenna unit
EP0113230B1 (en) Data transmission system for a local network
CA1250898A (en) Radio frequency modem and method
US7047555B1 (en) In-building CATV system, down-converter, up-converter and amplifier
JPH0582789B2 (enrdf_load_stackoverflow)
JPS61144993A (ja) 双方向catv
JP4167352B2 (ja) 棟内上り信号周波数変換装置及び棟内catvシステム
EP1217728A2 (en) Cable modem tuner
JPH0114755B2 (enrdf_load_stackoverflow)
JP3053173B2 (ja) 移動体衛星通信方法およびシステム
US3906350A (en) Nyquist slope filter useful for monitoring video modulation at transmitting station
JPS6333824B2 (enrdf_load_stackoverflow)
JPH0422587Y2 (enrdf_load_stackoverflow)
JPH0548032B2 (enrdf_load_stackoverflow)
EP0182850A1 (en) Circuit for demodulating phase shift keyed signals
JP4416231B2 (ja) 棟内catvシステム、ダウンコンバータ、及びアップコンバータ
JPH1155230A (ja) 半2重方式ask通信機
JPS6230550B2 (enrdf_load_stackoverflow)
JPH0222578B2 (enrdf_load_stackoverflow)
JPS61145981A (ja) 双方向catv
JP2002300554A (ja) アップコンバータ、ケーブルモデム、及び、棟内catvシステム
JPS6031341A (ja) ル−プバック信号検出器
JPS6075157A (ja) 受信信号のレベル急変瞬断識別方式