DK526975A - Fremgangsmade til talesloring ved tidslig omskiftning af taleafsnittene - Google Patents

Fremgangsmade til talesloring ved tidslig omskiftning af taleafsnittene

Info

Publication number: DK526975A
Authority: DK; Denmark
Prior art keywords: speaking; slow; methods; speech sections; timely changing
Prior art date: 1974-11-23

Application number

DK526975A

Other languages

English (en)

Other versions

DK146748B (da

DK146748C (da

Inventor

K Kirschner

J Robra

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.)

1974-11-23

Filing date

1975-11-21

Publication date

1976-05-24

1975-11-21 Application filed by Tekade Felten & Guilleaume filed Critical Tekade Felten & Guilleaume

1976-05-24 Publication of DK526975A publication Critical patent/DK526975A/da

1983-12-19 Publication of DK146748B publication Critical patent/DK146748B/da

1984-05-28 Application granted granted Critical

1984-05-28 Publication of DK146748C publication Critical patent/DK146748C/da

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)
Telephonic Communication Services (AREA)
Compression, Expansion, Code Conversion, And Decoders (AREA)
Data Exchanges In Wide-Area Networks (AREA)

DK526975A 1974-11-23 1975-11-21 Anlaeg til overfoering af sloeret tale fra en sender til en modtager DK146748C (da)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
DE2455477A DE2455477C3 (de)	1974-11-23	1974-11-23	Verfahren zur Sprachverschleierung durch zeitliches Vertauschen der Sprachabschnitte
DE2455477		1974-11-23

Publications (3)

Publication Number	Publication Date
DK526975A true DK526975A (da)	1976-05-24
DK146748B DK146748B (da)	1983-12-19
DK146748C DK146748C (da)	1984-05-28

Family

ID=5931540

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DK526975A DK146748C (da)	1974-11-23	1975-11-21	Anlaeg til overfoering af sloeret tale fra en sender til en modtager

Country Status (10)

Country	Link
AT (1)	AT343722B (da)
BE (1)	BE835826A (da)
CH (1)	CH604433A5 (da)
DE (1)	DE2455477C3 (da)
DK (1)	DK146748C (da)
FR (1)	FR2292386A1 (da)
GB (1)	GB1515937A (da)
NL (1)	NL164165C (da)
SE (1)	SE403023B (da)
ZA (1)	ZA757335B (da)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE2704822C3 (de) *	1977-02-05	1980-10-23	Te Ka De Felten & Guilleaume Fernmeldeanlagen Gmbh, 8500 Nuernberg	Verfahren zur Sprachverschlüsselung nach dem Zeitverwürfelungsverfahren
DE2809719C3 (de) *	1978-03-07	1985-03-14	Felten & Guilleaume Fernmeldeanlagen GmbH, 8500 Nürnberg	Verfahren zur Erhöhung der Sicherheit gegen unbefugte Rückschlüsselung von verschlüsselter Sprache
CA1226914A (en) *	1984-01-26	1987-09-15	The University Of British Columbia	Modem for pseudo noise communication on a.c. lines

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE1076733B (de) *	1958-05-29	1960-03-03	Telefunken Gmbh	Anordnung zur Sicherstellung des Synchronlaufs der Schluessel-zeichengeneratoren aufder Sende- und Empfangsseite bei der Geheimuebertragung von kodierten Nachrichtensignalen
NL244086A (da) *	1958-12-10
CH402937A (de) *	1961-08-18	1965-11-30	Gretag Ag	Verfahren zur Verschlüsselung von impulsförmig übertragenen Nachrichten
CH411030A (de) *	1964-08-06	1966-04-15	Patelhold Patentverwertung	Einrichtung zur Verschlüsselung einer impulsförmigen Nachricht
CH435363A (de) *	1965-11-26	1967-05-15	Patelhold Patentverwertung	Einrichtung zur Synchronisierung von Impulsgeneratoren
CH518658A (de) *	1970-07-07	1972-01-31	Patelhold Patentverwaltungs Un	Verfahren zur verschlüsselten Nachrichtenübermittlung durch zeitliche Vertauschung von Informationselementen
CH524287A (de) *	1970-09-25	1972-06-15	Patelhold Patentverwertung	Verfahren zur automatischen Einstellung eines Transversalfilters zur Impulsentzerrung
CH558993A (de) *	1973-03-19	1975-02-14	Patelhold Patentverwertung	Verfahren und einrichtung zur verschluesselten nachrichtenuebertragung.
CH559483A5 (da) *	1973-06-12	1975-02-28	Patelhold Patentverwertung
DE2704822C3 (de) *	1977-02-05	1980-10-23	Te Ka De Felten & Guilleaume Fernmeldeanlagen Gmbh, 8500 Nuernberg	Verfahren zur Sprachverschlüsselung nach dem Zeitverwürfelungsverfahren

1974
- 1974-11-23 DE DE2455477A patent/DE2455477C3/de not_active Expired
1975
- 1975-11-19 NL NL7513495.A patent/NL164165C/xx not_active IP Right Cessation
- 1975-11-20 CH CH1505775A patent/CH604433A5/xx not_active IP Right Cessation
- 1975-11-21 AT AT888375A patent/AT343722B/de not_active IP Right Cessation
- 1975-11-21 FR FR7535581A patent/FR2292386A1/fr active Granted
- 1975-11-21 SE SE7513112A patent/SE403023B/xx not_active IP Right Cessation
- 1975-11-21 DK DK526975A patent/DK146748C/da not_active IP Right Cessation
- 1975-11-21 BE BE162083A patent/BE835826A/xx not_active IP Right Cessation
- 1975-11-24 ZA ZA757335A patent/ZA757335B/xx unknown
- 1975-11-24 GB GB48228/75A patent/GB1515937A/en not_active Expired

Also Published As

Publication number	Publication date
ATA888375A (de)	1977-10-15
ZA757335B (en)	1977-06-29
SE7513112L (sv)	1976-05-24
NL164165C (nl)	1980-11-17
CH604433A5 (da)	1978-09-15
AU8689875A (en)	1977-06-02
GB1515937A (en)	1978-06-28
DE2455477C3 (de)	1982-08-26
AT343722B (de)	1978-06-12
DK146748B (da)	1983-12-19
NL164165B (nl)	1980-06-16
SE403023B (sv)	1978-07-24
FR2292386B1 (da)	1980-02-08
NL7513495A (nl)	1976-05-25
FR2292386A1 (fr)	1976-06-18
BE835826A (fr)	1976-03-16
DE2455477A1 (de)	1976-05-26
DK146748C (da)	1984-05-28
DE2455477B2 (de)	1977-08-25

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Legal Events

Date	Code	Title	Description
1990-07-16	PBP	Patent lapsed