FR951330A - Systèmes de communications radioélectriques - Google Patents

Systèmes de communications radioélectriques

Info

Publication number
FR951330A
FR951330A FR951330DA FR951330A FR 951330 A FR951330 A FR 951330A FR 951330D A FR951330D A FR 951330DA FR 951330 A FR951330 A FR 951330A
Authority
FR
France
Prior art keywords
communications systems
radio communications
radio
systems
communications
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)
Inventor
Emile Labin
Donald David Grieg
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.)
International Standard Electric Corp
Original Assignee
International Standard Electric Corp
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 International Standard Electric Corp filed Critical International Standard Electric Corp
Application granted granted Critical
Publication of FR951330A publication Critical patent/FR951330A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/14—Relay systems
    • H04B7/15—Active relay systems
    • H04B7/155—Ground-based stations
    • H04B7/17—Ground-based stations employing pulse modulation, e.g. pulse code modulation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/02—Details
    • H04J3/08—Intermediate station arrangements, e.g. for branching, for tapping-off

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Dc Digital Transmission (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
FR951330D 1944-04-07 1947-08-06 Systèmes de communications radioélectriques Expired FR951330A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US529933A US2428118A (en) 1944-04-07 1944-04-07 Pulse multiplex system

Publications (1)

Publication Number Publication Date
FR951330A true FR951330A (fr) 1949-10-21

Family

ID=24111797

Family Applications (1)

Application Number Title Priority Date Filing Date
FR951330D Expired FR951330A (fr) 1944-04-07 1947-08-06 Systèmes de communications radioélectriques

Country Status (5)

Country Link
US (1) US2428118A (fr)
BE (1) BE474198A (fr)
ES (1) ES179900A1 (fr)
FR (1) FR951330A (fr)
GB (1) GB602849A (fr)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB602033A (en) * 1945-07-14 1948-05-19 Arthur Valentine Lord Improvements in or relating to combined television and sound systems
US2543015A (en) * 1945-09-27 1951-02-27 Standard Telephones Cables Ltd Receiver circuit
US2477679A (en) * 1946-04-24 1949-08-02 Standard Telephones Cables Ltd Television and pulse modulated sound system
NL89154C (fr) * 1947-03-08
US2530957A (en) * 1947-04-05 1950-11-21 Bell Telephone Labor Inc Time division system for modulated pulse transmission
US2611826A (en) * 1947-06-05 1952-09-23 Kalfaian Meguer Simultaneous amplitude modulation and phase modulation with economy in bandwidth
US2521733A (en) * 1948-02-03 1950-09-12 Fed Telecomm Lab Inc Pulse code modulator
US2725191A (en) * 1948-12-27 1955-11-29 Ham James Milton Apparatus for general electronic integration
US2680152A (en) * 1949-01-14 1954-06-01 Philco Corp Pulse communication system
US2716217A (en) * 1950-07-29 1955-08-23 Raytheon Mfg Co Communication system
US2666806A (en) * 1951-12-08 1954-01-19 Meguer V Kalfaian Color television
US3014185A (en) * 1956-11-27 1961-12-19 Gen Dynamics Corp D. c. magnetic amplifier
DE1117643B (de) * 1958-08-06 1961-11-23 Siemens Ag Schaltungsanordnung zur multiplikativen Mischung zweier elektrischer Signale
US3160711A (en) * 1960-06-04 1964-12-08 Bell Telephone Labor Inc Nonsynchronous time-frequency multiplex transmission system
US3557302A (en) * 1967-10-18 1971-01-19 Bell & Howell Co One-channel signal conveying systems for luminance and chrominance video signals
DE2937073C2 (de) * 1979-09-13 1982-10-21 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Verfahren zur gleichzeitigen Übertragung mehrerer Datenströme über einen Kanal

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1655543A (en) * 1924-04-18 1928-01-10 Western Electric Co Transmission system
US1928093A (en) * 1927-04-11 1933-09-26 Harold B Coyle Signaling system
US2036350A (en) * 1932-04-16 1936-04-07 Montani Angelo System for multiple transmission and reception
US2048081A (en) * 1933-04-29 1936-07-21 Alger S Riggs Communication system
US2181309A (en) * 1935-04-09 1939-11-28 Telefunken Gmbh Electrical impulse segregation circuit
US2057773A (en) * 1935-12-04 1936-10-20 William G H Finch Electronic distributor
US2227108A (en) * 1936-02-20 1940-12-31 Telefunken Gmbh Signaling system
US2113214A (en) * 1936-10-29 1938-04-05 Rca Corp Method of frequency or phase modulation
US2311021A (en) * 1936-11-06 1943-02-16 Emi Ltd Multiplex receiving system
NL88393C (fr) * 1937-06-18
US2262838A (en) * 1937-11-19 1941-11-18 Int Standard Electric Corp Electric signaling system
US2185693A (en) * 1938-02-25 1940-01-02 Bell Telephone Labor Inc Multiplex signaling system
US2213941A (en) * 1938-07-26 1940-09-03 Bell Telephone Labor Inc Multiplex signaling by phase discrimination
GB523575A (en) * 1939-01-06 1940-07-17 Kolster Brandes Ltd Improvements in or relating to methods of generating pulses characteristic of sound and like waves
NL60289C (fr) * 1939-02-20
US2257795A (en) * 1939-05-27 1941-10-07 Bell Telephone Labor Inc Electron discharge apparatus and circuits
US2282046A (en) * 1939-09-01 1942-05-05 Rca Corp Multiplex signaling system
US2308639A (en) * 1939-10-06 1943-01-19 Int Standard Electric Corp Signaling and communication system
BE438217A (fr) * 1940-03-06
BE474584A (fr) * 1940-06-04
US2262406A (en) * 1940-11-26 1941-11-11 Radio Patents Corp Frequency modulation system

Also Published As

Publication number Publication date
BE474198A (fr) 1947-12-30
ES179900A1 (es) 1947-11-01
US2428118A (en) 1947-09-30
GB602849A (en) 1948-06-03

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