ES496115A0 - INSTALLATION FOR THE TRANSMISSION OF CONTROL SIGNALS THROUGH A VOICE CHANNEL - Google Patents

INSTALLATION FOR THE TRANSMISSION OF CONTROL SIGNALS THROUGH A VOICE CHANNEL

Info

Publication number: ES496115A0
Authority: ES; Spain
Prior art keywords: installation; transmission; control signals; voice channel; voice
Prior art date: 1979-11-07
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.): Granted

Application number

ES496115A

Other languages

Spanish (es)

Other versions

ES8200802A1 (en

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.)

CRYPTO AG

Original Assignee

CRYPTO AG

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.)

1979-11-07

Filing date

1980-10-21

Publication date

1981-11-16

1980-10-21 Application filed by CRYPTO AG filed Critical CRYPTO AG

1981-11-16 Publication of ES8200802A1 publication Critical patent/ES8200802A1/en

1981-11-16 Publication of ES496115A0 publication Critical patent/ES496115A0/en

Status Granted legal-status Critical Current

Links

230000005540 biological transmission Effects 0.000 title 1
238000009434 installation Methods 0.000 title 1

Classifications

- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04K—SECRET COMMUNICATION; JAMMING OF COMMUNICATION
- H04K1/00—Secret communication

Landscapes

Engineering & Computer Science (AREA)
Computer Networks & Wireless Communication (AREA)
Signal Processing (AREA)
Mobile Radio Communication Systems (AREA)
Transmitters (AREA)
Selective Calling Equipment (AREA)

ES496115A 1979-11-07 1980-10-21 INSTALLATION FOR THE TRANSMISSION OF CONTROL SIGNALS THROUGH A VOICE CHANNEL Granted ES496115A0 (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CH997679		1979-11-07

Publications (2)

Publication Number	Publication Date
ES8200802A1 ES8200802A1 (en)	1981-11-16
ES496115A0 true ES496115A0 (en)	1981-11-16

Family

ID=4357749

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
ES496115A Granted ES496115A0 (en)	1979-11-07	1980-10-21	INSTALLATION FOR THE TRANSMISSION OF CONTROL SIGNALS THROUGH A VOICE CHANNEL

Country Status (7)

Country	Link
EP (1)	EP0028688A1 (en)
JP (1)	JPS5676646A (en)
AR (1)	AR224912A1 (en)
BR (1)	BR8007222A (en)
ES (1)	ES496115A0 (en)
NO (1)	NO803344L (en)
ZA (1)	ZA806589B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS58154961A (en) *	1982-03-10	1983-09-14	Fujitsu Ltd	Connecting system of privacy telephone set
JPS5961242A (en) *	1982-09-30	1984-04-07	Fujitsu Ltd	Secret communication system
US4815128A (en) *	1986-07-03	1989-03-21	Motorola, Inc.	Gateway system and method for interconnecting telephone calls with a digital voice protected radio network
EP0313029A1 (en) *	1987-10-21	1989-04-26	Siemens Aktiengesellschaft Österreich	Apparatus for scrambled transmission of analog signals

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2542183A (en) *	1948-07-10	1951-02-20	Bell Telephone Labor Inc	Transmission privacy synchronizing and equalizing system
GB1051791A (en) *	1964-01-09	1900-01-01

1980
- 1980-09-12 EP EP80105445A patent/EP0028688A1/en not_active Withdrawn
- 1980-10-21 ES ES496115A patent/ES496115A0/en active Granted
- 1980-10-27 ZA ZA00806589A patent/ZA806589B/en unknown
- 1980-10-31 AR AR283088A patent/AR224912A1/en active
- 1980-11-04 JP JP15395180A patent/JPS5676646A/en active Pending
- 1980-11-06 NO NO803344A patent/NO803344L/en unknown
- 1980-11-06 BR BR8007222A patent/BR8007222A/en unknown

Also Published As

Publication number	Publication date
ZA806589B (en)	1981-10-28
ES8200802A1 (en)	1981-11-16
NO803344L (en)	1981-05-08
JPS5676646A (en)	1981-06-24
AR224912A1 (en)	1982-01-29
BR8007222A (en)	1981-05-19
EP0028688A1 (en)	1981-05-20

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