IL52793A0 - A two-way transmission system between a mains station and secondary stations - Google Patents

A two-way transmission system between a mains station and secondary stations

Info

Publication number
IL52793A0
IL52793A0 IL52793A IL5279377A IL52793A0 IL 52793 A0 IL52793 A0 IL 52793A0 IL 52793 A IL52793 A IL 52793A IL 5279377 A IL5279377 A IL 5279377A IL 52793 A0 IL52793 A0 IL 52793A0
Authority
IL
Israel
Prior art keywords
transmission system
way transmission
secondary stations
mains
station
Prior art date
Application number
IL52793A
Other languages
English (en)
Original Assignee
Thomson Csf
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 Thomson Csf filed Critical Thomson Csf
Publication of IL52793A0 publication Critical patent/IL52793A0/xx

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
    • H04B1/40—Circuits
    • H04B1/50—Circuits using different frequencies for the two directions of communication
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/24—Radio transmission systems, i.e. using radiation field for communication between two or more posts
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
    • H04B1/40—Circuits
    • H04B1/403—Circuits using the same oscillator for generating both the transmitter frequency and the receiver local oscillator frequency
    • H04B1/408—Circuits using the same oscillator for generating both the transmitter frequency and the receiver local oscillator frequency the transmitter oscillator frequency being identical to the receiver local oscillator frequency

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radio Relay Systems (AREA)
IL52793A 1976-08-26 1977-08-22 A two-way transmission system between a mains station and secondary stations IL52793A0 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7625801A FR2363244A1 (fr) 1976-08-26 1976-08-26 Systeme de transmission bilaterale entre une station principale et des stations secondaires

Publications (1)

Publication Number Publication Date
IL52793A0 true IL52793A0 (en) 1977-10-31

Family

ID=9177154

Family Applications (1)

Application Number Title Priority Date Filing Date
IL52793A IL52793A0 (en) 1976-08-26 1977-08-22 A two-way transmission system between a mains station and secondary stations

Country Status (8)

Country Link
US (1) US4155039A (show.php)
JP (1) JPS53127213A (show.php)
CA (1) CA1092261A (show.php)
DE (1) DE2738624C2 (show.php)
FR (1) FR2363244A1 (show.php)
GB (1) GB1550731A (show.php)
IL (1) IL52793A0 (show.php)
NL (1) NL7709270A (show.php)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4325140A (en) * 1978-10-06 1982-04-13 The United States Of America As Represented By The Scretary Of The Air Force Full duplex communication system apparatus using frequency selective limiters
US5177604A (en) * 1986-05-14 1993-01-05 Radio Telcom & Technology, Inc. Interactive television and data transmission system
US4750036A (en) * 1986-05-14 1988-06-07 Radio Telcom & Technology, Inc. Interactive television and data transmission system
JPS63141417A (ja) * 1986-12-03 1988-06-13 Fujitsu Ltd 無線送受信装置のチャンネル増減方式
US5387941A (en) * 1991-06-14 1995-02-07 Wavephore, Inc. Data with video transmitter
US5559559A (en) * 1991-06-14 1996-09-24 Wavephore, Inc. Transmitting a secondary signal with dynamic injection level control
US5831679A (en) * 1991-06-14 1998-11-03 Wavephore, Inc. Network for retrieval and video transmission of information
US5617148A (en) * 1991-06-14 1997-04-01 Wavephore, Inc. Filter by-pass for transmitting an additional signal with a video signal
US5327237A (en) * 1991-06-14 1994-07-05 Wavephore, Inc. Transmitting data with video
US5410360A (en) * 1991-06-14 1995-04-25 Wavephore, Inc. Timing control for injecting a burst and data into a video signal
DE4227990C2 (de) * 1992-08-21 2001-10-18 Cell Gmbh Q Funkübertragungsverfahren mittels einer ortsfesten Basisstation und einer Vielzahl voneinander unabhängiger ortsfester Basisstationen

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1077740A (en) * 1963-09-21 1967-08-02 Telefunken Patent Improvements in or relating to a satellite communication system
US3553380A (en) * 1968-10-25 1971-01-05 Itt Multiplexing system
US3546386A (en) * 1968-12-12 1970-12-08 Nasa Satellite communication system and method
US3804988A (en) * 1972-07-14 1974-04-16 Carrier Tel Corp America Inc Carrier system for efficient connection of telephone subscribers to central office
US3925729A (en) * 1974-08-29 1975-12-09 United Technologies Corp Skirt-tuned single oscillator transceiver

Also Published As

Publication number Publication date
FR2363244B1 (show.php) 1980-10-31
DE2738624C2 (de) 1982-08-19
US4155039A (en) 1979-05-15
GB1550731A (en) 1979-08-22
NL7709270A (nl) 1978-02-28
FR2363244A1 (fr) 1978-03-24
JPS53127213A (en) 1978-11-07
CA1092261A (en) 1980-12-23
DE2738624A1 (de) 1978-03-02

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