ATA68478A - VOICE ENCRYPTION SYSTEM - Google Patents

VOICE ENCRYPTION SYSTEM

Info

Publication number: ATA68478A
Authority: AT; Austria
Prior art keywords: encryption system; voice encryption; voice; encryption
Prior art date: 1977-02-05

Application number

AT0068478A

Other languages

German (de)

Other versions

AT375230B (en

Original Assignee

Tekade Felten & Guilleaume

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.)

1977-02-05

Filing date

1978-02-01

Publication date

1983-11-15

1978-02-01 Application filed by Tekade Felten & Guilleaume filed Critical Tekade Felten & Guilleaume

1983-11-15 Publication of ATA68478A publication Critical patent/ATA68478A/en

1984-07-10 Application granted granted Critical

1984-07-10 Publication of AT375230B publication Critical patent/AT375230B/en

Links

Classifications

- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04K—SECRET COMMUNICATION; JAMMING OF COMMUNICATION
- H04K1/00—Secret communication
- H04K1/06—Secret communication by transmitting the information or elements thereof at unnatural speeds or in jumbled order or backwards

Landscapes

Engineering & Computer Science (AREA)
Computer Networks & Wireless Communication (AREA)
Signal Processing (AREA)
Mobile Radio Communication Systems (AREA)
Communication Control (AREA)

AT0068478A 1977-02-05 1978-02-01 VOICE ENCRYPTION SYSTEM AT375230B (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE2704822A DE2704822C3 (en)	1977-02-05	1977-02-05	Method for voice encryption according to the time scrambling method

Publications (2)

Publication Number	Publication Date
ATA68478A true ATA68478A (en)	1983-11-15
AT375230B AT375230B (en)	1984-07-10

Family

ID=6000430

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
AT0068478A AT375230B (en)	1977-02-05	1978-02-01	VOICE ENCRYPTION SYSTEM

Country Status (7)

Country	Link
AT (1)	AT375230B (en)
CH (1)	CH628761A5 (en)
DE (1)	DE2704822C3 (en)
DK (1)	DK52378A (en)
FR (1)	FR2379948A1 (en)
NL (1)	NL7801250A (en)
SE (1)	SE418442B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE2455477C3 (en) *	1974-11-23	1982-08-26	TE KA DE Felten & Guilleaume Fernmeldeanlagen GmbH, 8500 Nürnberg	Method for concealing speech by interchanging the speech segments over time
US4956709A (en) *	1988-03-11	1990-09-11	Pbs Enterprises, Inc.	Forward error correction of data transmitted via television signals

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE2455477C3 (en) *	1974-11-23	1982-08-26	TE KA DE Felten & Guilleaume Fernmeldeanlagen GmbH, 8500 Nürnberg	Method for concealing speech by interchanging the speech segments over time

1977
- 1977-02-05 DE DE2704822A patent/DE2704822C3/en not_active Expired
1978
- 1978-02-01 AT AT0068478A patent/AT375230B/en not_active IP Right Cessation
- 1978-02-02 SE SE7801246A patent/SE418442B/en unknown
- 1978-02-03 CH CH121878A patent/CH628761A5/en not_active IP Right Cessation
- 1978-02-03 DK DK52378A patent/DK52378A/en not_active Application Discontinuation
- 1978-02-03 FR FR7803160A patent/FR2379948A1/en not_active Withdrawn
- 1978-02-03 NL NL7801250A patent/NL7801250A/en not_active Application Discontinuation

Also Published As

Publication number	Publication date
NL7801250A (en)	1978-08-08
DK52378A (en)	1978-08-06
SE7801246L (en)	1978-08-06
DE2704822B2 (en)	1980-02-28
AT375230B (en)	1984-07-10
FR2379948A1 (en)	1978-09-01
DE2704822A1 (en)	1978-08-10
CH628761A5 (en)	1982-03-15
DE2704822C3 (en)	1980-10-23
SE418442B (en)	1981-05-25

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Legal Events

Date	Code	Title	Description
1986-08-15	ELJ	Ceased due to non-payment of the annual fee
1996-04-15	REN	Ceased due to non-payment of the annual fee