FR841940A - Electrical communication systems - Google Patents

Electrical communication systems

Info

Publication number
FR841940A
FR841940A FR841940DA FR841940A FR 841940 A FR841940 A FR 841940A FR 841940D A FR841940D A FR 841940DA FR 841940 A FR841940 A FR 841940A
Authority
FR
France
Prior art keywords
communication systems
electrical communication
electrical
systems
communication
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
French (fr)
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.)
Thales SA
Original Assignee
Le Materiel Telephonique 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 Le Materiel Telephonique Thomson CSF filed Critical Le Materiel Telephonique Thomson CSF
Application granted granted Critical
Publication of FR841940A publication Critical patent/FR841940A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/02—Details
    • H04B3/04—Control of transmission; Equalising
FR841940D 1937-08-10 1938-08-09 Electrical communication systems Expired FR841940A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US158294A US2140492A (en) 1937-08-10 1937-08-10 Distortion correction in wave transmission

Publications (1)

Publication Number Publication Date
FR841940A true FR841940A (en) 1939-06-01

Family

ID=22567463

Family Applications (1)

Application Number Title Priority Date Filing Date
FR841940D Expired FR841940A (en) 1937-08-10 1938-08-09 Electrical communication systems

Country Status (5)

Country Link
US (1) US2140492A (en)
BE (1) BE429535A (en)
CH (1) CH239303A (en)
FR (1) FR841940A (en)
GB (1) GB517601A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2449174A (en) * 1942-04-13 1948-09-14 Decca Record Co Ltd Antenna supply phase and amplitude control
US2554153A (en) * 1948-04-14 1951-05-22 Bell Telephone Labor Inc Telephotograph system, including a pilot gain control channel
US6788169B1 (en) * 1999-12-29 2004-09-07 Broadband Royalty Corporation Amplifier composite triple beat (CTB) reduction by phase filtering

Also Published As

Publication number Publication date
US2140492A (en) 1938-12-20
BE429535A (en)
CH239303A (en) 1945-09-30
GB517601A (en) 1940-02-02

Similar Documents

Publication Publication Date Title
FR844373A (en) Improvements to frequency-selective electrical systems
FR832598A (en) Electrical communications systems
CH200799A (en) Extensible electrical conductor.
FR843159A (en) Transmission systems
FR858001A (en) Electrical communication system
CH221710A (en) Electric switch.
FR867451A (en) Radio communications systems
FR839635A (en) Radio-electric systems
FR833743A (en) Radio transmission systems
FR866862A (en) Electrical communication system
FR841940A (en) Electrical communication systems
FR858682A (en) Television communication systems
FR848805A (en) Telecommunications systems
FR818884A (en) Electric transmission systems
FR867359A (en) Radio communications systems
FR848214A (en) Electrical communication systems
FR844098A (en) Electrical communications systems
FR50345E (en) Electrical signaling systems
FR847620A (en) Telegraph systems
FR835343A (en) Improvements to electrical systems
CH209224A (en) Electric switch.
FR836695A (en) Telegraph systems
FR825569A (en) Electrical communications systems
FR854916A (en) Electrical communications systems
FR837621A (en) Electrical communication cables