AT373457B - System zur verschleierung von nachrichtensignalen - Google Patents

System zur verschleierung von nachrichtensignalen

Info

Publication number: AT373457B
Authority: AT; Austria
Prior art keywords: signaling system; message signaling; message; signaling
Prior art date: 1976-11-19

Application number

AT784277A

Other languages

English (en)

Other versions

ATA784277A (de

Original Assignee

Licentia Gmbh

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.)

1976-11-19

Filing date

1977-11-03

Publication date

1984-01-25

1976-11-19 Priority claimed from DE19762652607 external-priority patent/DE2652607A1/de

1977-11-03 Application filed by Licentia Gmbh filed Critical Licentia Gmbh

1983-05-15 Publication of ATA784277A publication Critical patent/ATA784277A/de

1984-01-25 Application granted granted Critical

1984-01-25 Publication of AT373457B publication Critical patent/AT373457B/de

Links

230000011664 signaling Effects 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)
Compression, Expansion, Code Conversion, And Decoders (AREA)

AT784277A 1976-11-19 1977-11-03 System zur verschleierung von nachrichtensignalen AT373457B (de)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
DE19762652607 DE2652607A1 (de)	1976-11-19	1976-11-19	Verfahren zum verschleierten uebertragen von nachrichtensignalen
DE19772725065 DE2725065A1 (de)	1976-11-19	1977-06-03	Verfahren zur verschleierten uebertragung von nachrichtensignalen

Publications (2)

Publication Number	Publication Date
ATA784277A ATA784277A (de)	1983-05-15
AT373457B true AT373457B (de)	1984-01-25

Family

ID=25771162

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
AT784277A AT373457B (de)	1976-11-19	1977-11-03	System zur verschleierung von nachrichtensignalen

Country Status (8)

Country	Link
AT (1)	AT373457B (de)
BR (1)	BR7707673A (de)
CH (1)	CH628760A5 (de)
DE (1)	DE2725065A1 (de)
ES (1)	ES464227A1 (de)
GB (1)	GB1596185A (de)
IL (1)	IL53383A (de)
NL (1)	NL7712095A (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE2811635A1 (de) *	1978-03-17	1979-09-20	Tekade Felten & Guilleaume	Pseudozufaellige erzeugung von orthogonalen matrizen fuer verschluesselungszwecke
US4443660A (en) *	1980-02-04	1984-04-17	Rockwell International Corporation	System and method for encrypting a voice signal

1977
- 1977-06-03 DE DE19772725065 patent/DE2725065A1/de not_active Ceased
- 1977-11-02 NL NL7712095A patent/NL7712095A/xx not_active Application Discontinuation
- 1977-11-03 AT AT784277A patent/AT373457B/de not_active IP Right Cessation
- 1977-11-15 IL IL5338377A patent/IL53383A/xx unknown
- 1977-11-17 CH CH1406677A patent/CH628760A5/de not_active IP Right Cessation
- 1977-11-17 ES ES464227A patent/ES464227A1/es not_active Expired
- 1977-11-17 GB GB4798377A patent/GB1596185A/en not_active Expired
- 1977-11-18 BR BR7707673A patent/BR7707673A/pt unknown

Also Published As

Publication number	Publication date
IL53383A (en)	1980-01-31
ES464227A1 (es)	1978-07-01
NL7712095A (nl)	1978-05-23
ATA784277A (de)	1983-05-15
GB1596185A (en)	1981-08-19
CH628760A5 (en)	1982-03-15
BR7707673A (pt)	1978-07-25
DE2725065A1 (de)	1978-12-07

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Legal Events

Date	Code	Title	Description
1984-02-15	EIH	Change in the person of patent owner
1988-02-15	ELJ	Ceased due to non-payment of the annual fee