FR811767A - Improvements to systems for signaling, communication, indication and remote control by high frequency currents - Google Patents

Improvements to systems for signaling, communication, indication and remote control by high frequency currents

Info

Publication number
FR811767A
FR811767A FR811767DA FR811767A FR 811767 A FR811767 A FR 811767A FR 811767D A FR811767D A FR 811767DA FR 811767 A FR811767 A FR 811767A
Authority
FR
France
Prior art keywords
signaling
indication
systems
communication
high frequency
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)
Inventor
John Lionel Hills
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 filed Critical
Application granted granted Critical
Publication of FR811767A publication Critical patent/FR811767A/en
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
    • H04B1/50—Circuits using different frequencies for the two directions of communication
    • 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
    • H04B1/06—Receivers
    • H04B1/10—Means associated with receiver for limiting or suppressing noise or interference
    • H04B1/14—Automatic detuning arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J1/00—Frequency-division multiplex systems
    • H04J1/20—Frequency-division multiplex systems in which at least one carrier is angle-modulated
FR811767D 1938-03-02 1936-10-10 Improvements to systems for signaling, communication, indication and remote control by high frequency currents Expired FR811767A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB6615/38A GB513161A (en) 1938-03-02 1938-03-02 Carrier frequency electric communication, signalling, indicating and remote control systems

Publications (1)

Publication Number Publication Date
FR811767A true FR811767A (en) 1937-04-22

Family

ID=9817681

Family Applications (2)

Application Number Title Priority Date Filing Date
FR811767D Expired FR811767A (en) 1938-03-02 1936-10-10 Improvements to systems for signaling, communication, indication and remote control by high frequency currents
FR50259D Expired FR50259E (en) 1938-03-02 1939-03-01 Improvements to systems for signaling, communication, indication and remote control by high frequency currents

Family Applications After (1)

Application Number Title Priority Date Filing Date
FR50259D Expired FR50259E (en) 1938-03-02 1939-03-01 Improvements to systems for signaling, communication, indication and remote control by high frequency currents

Country Status (4)

Country Link
US (1) US2209273A (en)
BE (2) BE417866A (en)
FR (2) FR811767A (en)
GB (1) GB513161A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2465341A (en) * 1941-02-08 1949-03-29 Int Standard Electric Corp Electric wave transmission system
US2532589A (en) * 1945-07-09 1950-12-05 Wu William Ieu-Liang Signal-seeking transceiver
US2635231A (en) * 1945-12-10 1953-04-14 Hal O Anger Interference reducing pulse echo signaling system
US3001064A (en) * 1956-04-09 1961-09-19 Csf Over-the-horizon radio system having automatic frequency shift at predetermined signal-noise ratios

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2462069A (en) * 1942-05-07 1949-02-22 Int Standard Electric Corp Radio communication system
US2531398A (en) * 1943-02-25 1950-11-28 Farnsworth Res Corp Interference transmission system
US2617015A (en) * 1945-01-23 1952-11-04 Everard M Williams Panoramic system
US2885543A (en) * 1945-01-27 1959-05-05 Everard M Williams Automatic sweeping and jamming radio equipment
US2708749A (en) * 1945-07-09 1955-05-17 Otto H Schmitt Panoramic transponder
US2648063A (en) * 1946-08-01 1953-08-04 Us Navy Transceiver system
US2585605A (en) * 1946-11-12 1952-02-12 Wallace Navigational system
US2528632A (en) * 1947-03-13 1950-11-07 Smith Meeker Engineering Co Frequency control system
US2972119A (en) * 1954-01-12 1961-02-14 Gen Motors Corp Random sweep generator
NL253281A (en) * 1959-07-02
US3916406A (en) * 1963-02-20 1975-10-28 Us Navy Jamming cancellation device
US4135189A (en) * 1964-01-09 1979-01-16 Compagnie Generale De Telegraphie Sans Fil Random frequency radar system
US3548317A (en) * 1966-11-17 1970-12-15 Michael P Bordonaro Time division frequency multiplier

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2465341A (en) * 1941-02-08 1949-03-29 Int Standard Electric Corp Electric wave transmission system
US2532589A (en) * 1945-07-09 1950-12-05 Wu William Ieu-Liang Signal-seeking transceiver
US2635231A (en) * 1945-12-10 1953-04-14 Hal O Anger Interference reducing pulse echo signaling system
US3001064A (en) * 1956-04-09 1961-09-19 Csf Over-the-horizon radio system having automatic frequency shift at predetermined signal-noise ratios

Also Published As

Publication number Publication date
BE433020A (en)
BE417866A (en) 1936-11-30
FR50259E (en) 1940-01-29
GB513161A (en) 1939-10-05
US2209273A (en) 1940-07-23

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