FR927287A - Perfectionnements aux systèmes de communication à voies multiples - Google Patents

Perfectionnements aux systèmes de communication à voies multiples

Info

Publication number: FR927287A
Authority: FR; France
Prior art keywords: enhancements; communication systems; channel communication; channel; systems
Prior art date: 1945-10-30
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

Inventor

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.)

1945-10-30

Filing date

1946-05-23

Publication date

1947-10-24

1946-05-23 Application filed by International Standard Electric Corp filed Critical International Standard Electric Corp

1947-10-24 Application granted granted Critical

1947-10-24 Publication of FR927287A publication Critical patent/FR927287A/fr

Status Expired legal-status Critical Current

Classifications

- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J3/00—Time-division multiplex systems
- H04J3/02—Details
- H04J3/06—Synchronising arrangements
- H04J3/0602—Systems characterised by the synchronising information used
- H04J3/0614—Systems characterised by the synchronising information used the synchronising signal being characterised by the amplitude, duration or polarity
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J3/00—Time-division multiplex systems
- H04J3/02—Details
- H04J3/04—Distributors combined with modulators or demodulators
- H04J3/045—Distributors with CRT
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J3/00—Time-division multiplex systems
- H04J3/02—Details
- H04J3/06—Synchronising arrangements
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J3/00—Time-division multiplex systems
- H04J3/02—Details
- H04J3/10—Arrangements for reducing cross-talk between channels

Landscapes

Engineering & Computer Science (AREA)
Computer Networks & Wireless Communication (AREA)
Signal Processing (AREA)
Particle Accelerators (AREA)
Radar Systems Or Details Thereof (AREA)

FR927287D 1945-10-30 1946-05-23 Perfectionnements aux systèmes de communication à voies multiples Expired FR927287A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US625650A US2485591A (en)	1945-10-30	1945-10-30	Pulse time division multiplex system

Publications (1)

Publication Number	Publication Date
FR927287A true FR927287A (fr)	1947-10-24

Family

ID=24507003

Family Applications (3)

Application Number	Title	Priority Date	Filing Date
FR927287D Expired FR927287A (fr)	1945-10-30	1946-05-23	Perfectionnements aux systèmes de communication à voies multiples
FR55321D Expired FR55321E (fr)	1945-10-30	1947-04-04	Perfectionnements aux systèmes de communications à voies multiples
FR57766D Expired FR57766E (fr)	1945-10-30	1947-08-07	Perfectionnements aux systèmes de communication à voies multiples

Family Applications After (2)

Application Number	Title	Priority Date	Filing Date
FR55321D Expired FR55321E (fr)	1945-10-30	1947-04-04	Perfectionnements aux systèmes de communications à voies multiples
FR57766D Expired FR57766E (fr)	1945-10-30	1947-08-07	Perfectionnements aux systèmes de communication à voies multiples

Country Status (5)

Country	Link
US (1)	US2485591A (fr)
BE (1)	BE469507A (fr)
CH (1)	CH281291A (fr)
DE (1)	DE938554C (fr)
FR (3)	FR927287A (fr)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2613318A (en) *	1946-03-26	1952-10-07	Ellery P Snyder	Counting down circuit
US2609529A (en) *	1950-01-07	1952-09-02	Fed Telecomm Lab Inc	Pulse code translator
US2739865A (en) *	1950-04-27	1956-03-27	Servo Corp Of America	Electronic recorder
NL95331C (fr) *	1950-12-01
US3055258A (en) *	1951-08-22	1962-09-25	Hurvitz Hyman	Bragg diffraction ultrasonic devices
US2872520A (en) *	1952-09-06	1959-02-03	Gen Dynamics Corp	Multiplex communication system
US2840306A (en) *	1952-11-22	1958-06-24	Digital Control Systems Inc	Di-function multiplexers and multipliers
US2945094A (en) *	1954-09-07	1960-07-12	Itt	Pulse signalling system
US2816169A (en) *	1954-10-25	1957-12-10	Myron G Pawley	Multiplex communication system
US2926217A (en) *	1957-07-05	1960-02-23	Byford Labs Inc	Communication system
US3037131A (en) *	1959-03-09	1962-05-29	Motorola Inc	Transistor pulse circuit

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE705190C (de) *	1937-02-04	1941-04-19	Telefunken Gmbh	Verfahren zum Senden und Empfangen hochfrequenter Impulse
GB491728A (en) *	1937-03-10	1938-09-08	Eric Lawrence Casling White	Improvements in or relating to circuit arrangements for separating electric signal pulses
NL88393C (fr) *	1937-06-18
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
FR854646A (fr) *	1939-05-12	1940-04-19	Cfcmug	Perfectionnements aux systèmes de communications à distance
US2217957A (en) *	1939-05-26	1940-10-15	Hazeltine Corp	Wave-signal translating system
US2412974A (en) *	1941-08-29	1946-12-24	Int Standard Electric Corp	Electric wave communication system
BE456799A (fr) *	1943-06-21
US2401405A (en) *	1944-05-20	1946-06-04	Rca Corp	Method of and means for synchronizing wave generators
US2416330A (en) *	1944-08-07	1947-02-25	Standard Telephones Cables Ltd	Multichannel receiving system
US2408077A (en) *	1944-08-25	1946-09-24	Standard Telephones Cables Ltd	Multichannel system

1945
- 1945-10-30 US US625650A patent/US2485591A/en not_active Expired - Lifetime
1946
- 1946-05-23 FR FR927287D patent/FR927287A/fr not_active Expired
- 1946-10-30 CH CH281291D patent/CH281291A/fr unknown
- 1946-11-29 BE BE469507D patent/BE469507A/xx unknown
1947
- 1947-04-04 FR FR55321D patent/FR55321E/fr not_active Expired
- 1947-08-07 FR FR57766D patent/FR57766E/fr not_active Expired
1950
- 1950-10-01 DE DEF4324A patent/DE938554C/de not_active Expired

Also Published As

Publication number	Publication date
CH281291A (fr)	1952-02-29
BE469507A (fr)	1947-05-29
US2485591A (en)	1949-10-25
FR57766E (fr)	1953-09-09
FR55321E (fr)	1952-01-02
DE938554C (de)	1956-02-02

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