FR1133165A - Perfectionnements aux transmetteurs radio-électriques - Google Patents

Perfectionnements aux transmetteurs radio-électriques

Info

Publication number
FR1133165A
FR1133165A FR1133165DA FR1133165A FR 1133165 A FR1133165 A FR 1133165A FR 1133165D A FR1133165D A FR 1133165DA FR 1133165 A FR1133165 A FR 1133165A
Authority
FR
France
Prior art keywords
radio transmitters
transmitters
radio
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
Application number
Other languages
English (en)
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.)
Marconis Wireless Telegraph Co Ltd
BAE Systems Electronics Ltd
Original Assignee
Marconis Wireless Telegraph Co Ltd
Marconi 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
Priority claimed from GB3017754A external-priority patent/GB781306A/en
Application filed by Marconis Wireless Telegraph Co Ltd, Marconi Co Ltd filed Critical Marconis Wireless Telegraph Co Ltd
Application granted granted Critical
Publication of FR1133165A publication Critical patent/FR1133165A/fr
Expired legal-status Critical Current

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
    • H04B1/54—Circuits using the same frequency for two directions of communication

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Transmitters (AREA)
FR1133165D 1954-10-20 1955-10-20 Perfectionnements aux transmetteurs radio-électriques Expired FR1133165A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB3017754A GB781306A (en) 1954-10-20 1954-10-20 Improvements in or relating to radio transmitters
GB2894122X 1955-07-13

Publications (1)

Publication Number Publication Date
FR1133165A true FR1133165A (fr) 1957-03-21

Family

ID=32328136

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1133165D Expired FR1133165A (fr) 1954-10-20 1955-10-20 Perfectionnements aux transmetteurs radio-électriques

Country Status (2)

Country Link
US (1) US2894122A (fr)
FR (1) FR1133165A (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1270129B (de) * 1963-07-16 1968-06-12 Rohde & Schwarz Kombinierter Senderí¬Empfaenger

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1724668A (en) * 1925-10-01 1929-08-13 Drahtlose Telegraphie Mbh Control means for modulator tubes
US2041951A (en) * 1933-08-17 1936-05-26 American Telephone & Telegraph Modulating system
US2227505A (en) * 1933-10-31 1941-01-07 Telefunken Gmbh Modulation distortion correction
US2167511A (en) * 1934-05-03 1939-07-25 Lorenz C Ag High-frequency transmitter
US2143864A (en) * 1937-05-20 1939-01-17 Rca Corp Wide range beat frequency generator
GB526720A (en) * 1938-03-26 1940-09-24 Telefunken Gmbh Improvements in or relating to high frequency transmitters

Also Published As

Publication number Publication date
US2894122A (en) 1959-07-07

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