IT978139B - PARTICULARLY USEFUL SIGNAL SWITCHING DEVICE IN A MICRO WAVE COMMUNICATION SYSTEM - Google Patents

PARTICULARLY USEFUL SIGNAL SWITCHING DEVICE IN A MICRO WAVE COMMUNICATION SYSTEM

Info

Publication number: IT978139B
Authority: IT; Italy
Prior art keywords: communication system; switching device; particularly useful; useful signal; signal switching
Prior art date: 1972-01-14

Application number

IT19190/73A

Other languages

Italian (it)

Original Assignee

Nippon Telegraph & Telephone

Nippon Elettric 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.)

1972-01-14

Filing date

1973-01-11

Publication date

1974-09-20

1973-01-11 Application filed by Nippon Telegraph & Telephone, Nippon Elettric Co Ltd filed Critical Nippon Telegraph & Telephone

1974-09-20 Application granted granted Critical

1974-09-20 Publication of IT978139B publication Critical patent/IT978139B/en

Classifications

- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H47/00—Circuit arrangements not adapted to a particular application of the relay and designed to obtain desired operating characteristics or to provide energising current
- 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
- H04B1/74—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 for increasing reliability, e.g. using redundant or spare channels or apparatus

Landscapes

Engineering & Computer Science (AREA)
Computer Networks & Wireless Communication (AREA)
Signal Processing (AREA)
Relay Circuits (AREA)
Filters And Equalizers (AREA)
Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
Waveguide Switches, Polarizers, And Phase Shifters (AREA)
Radio Relay Systems (AREA)

IT19190/73A 1972-01-14 1973-01-11 PARTICULARLY USEFUL SIGNAL SWITCHING DEVICE IN A MICRO WAVE COMMUNICATION SYSTEM IT978139B (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
JP47005875A JPS5210618B2 (en)	1972-01-14	1972-01-14

Publications (1)

Publication Number	Publication Date
IT978139B true IT978139B (en)	1974-09-20

Family

ID=11623079

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
IT19190/73A IT978139B (en)	1972-01-14	1973-01-11	PARTICULARLY USEFUL SIGNAL SWITCHING DEVICE IN A MICRO WAVE COMMUNICATION SYSTEM

Country Status (5)

Country	Link
US (1)	US3792380A (en)
JP (1)	JPS5210618B2 (en)
DE (1)	DE2301455C3 (en)
GB (1)	GB1384971A (en)
IT (1)	IT978139B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4489295A (en) *	1982-12-17	1984-12-18	Westinghouse Electric Corp.	Circuit interrupter with improved electro-mechanical undervoltage release mechanism
DE4306231C2 (en) *	1993-02-27	1996-02-29	Abb Patent Gmbh	Contact arrangement for a residual current circuit breaker
DE4330472C2 (en) *	1993-09-08	1996-08-14	Spinner Gmbh Elektrotech	Coaxial antenna selector switch
DE19632365C1 (en) *	1996-08-10	1997-09-04	Telefunken Microelectron	Circuit for independent switching of parallel inductive loads

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3422279A (en) *	1965-08-30	1969-01-14	William G Rowell	Electrical timing circuit

1972
- 1972-01-14 JP JP47005875A patent/JPS5210618B2/ja not_active Expired
1973
- 1973-01-11 US US00322665A patent/US3792380A/en not_active Expired - Lifetime
- 1973-01-11 IT IT19190/73A patent/IT978139B/en active
- 1973-01-12 DE DE2301455A patent/DE2301455C3/en not_active Expired
- 1973-01-15 GB GB192173A patent/GB1384971A/en not_active Expired

Also Published As

Publication number	Publication date
GB1384971A (en)	1975-02-26
DE2301455A1 (en)	1973-08-02
DE2301455B2 (en)	1979-10-11
US3792380A (en)	1974-02-12
DE2301455C3 (en)	1980-06-19
JPS5210618B2 (en)	1977-03-25
JPS4876451A (en)	1973-10-15

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