AU1437276A - Encoding and decoding speech signals - Google Patents

Encoding and decoding speech signals

Info

Publication number
AU1437276A
AU1437276A AU14372/76A AU1437276A AU1437276A AU 1437276 A AU1437276 A AU 1437276A AU 14372/76 A AU14372/76 A AU 14372/76A AU 1437276 A AU1437276 A AU 1437276A AU 1437276 A AU1437276 A AU 1437276A
Authority
AU
Australia
Prior art keywords
encoding
speech signals
decoding speech
decoding
signals
Prior art date
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.)
Expired
Application number
AU14372/76A
Other versions
AU501272B2 (en
Inventor
J. Rohm P. Kaminski G. & Grohl H Robia
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.)
Tekade Felten and Guilleaume Fernmeldeanlagen GmbH
Original Assignee
Tekade Felten and Guilleaume Fernmeldeanlagen 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.)
Filing date
Publication date
Application filed by Tekade Felten and Guilleaume Fernmeldeanlagen GmbH filed Critical Tekade Felten and Guilleaume Fernmeldeanlagen GmbH
Publication of AU1437276A publication Critical patent/AU1437276A/en
Application granted granted Critical
Publication of AU501272B2 publication Critical patent/AU501272B2/en
Expired legal-status Critical Current

Links

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)
  • Facsimile Transmission Control (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
AU14372/76A 1975-05-30 1976-05-27 Encoding and decoding speech signals Expired AU501272B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE2523828A DE2523828C2 (en) 1975-05-30 1975-05-30 Method for obfuscating speech signals with the aid of orthogonal matrices
DEDE2523828 1975-05-30

Publications (2)

Publication Number Publication Date
AU1437276A true AU1437276A (en) 1977-12-01
AU501272B2 AU501272B2 (en) 1979-06-14

Family

ID=5947713

Family Applications (1)

Application Number Title Priority Date Filing Date
AU14372/76A Expired AU501272B2 (en) 1975-05-30 1976-05-27 Encoding and decoding speech signals

Country Status (11)

Country Link
AT (1) AT351603B (en)
AU (1) AU501272B2 (en)
BE (1) BE842316A (en)
CH (1) CH613575A5 (en)
DE (1) DE2523828C2 (en)
DK (1) DK139408C (en)
FR (1) FR2312895A1 (en)
GB (1) GB1522062A (en)
NL (1) NL171003C (en)
SE (1) SE409798B (en)
ZA (1) ZA763090B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2811635A1 (en) * 1978-03-17 1979-09-20 Tekade Felten & Guilleaume PSEUDO-ACCESSIBLE PRODUCTION OF ORTHOGONAL MATRICES FOR ENCYCLING PURPOSES
CH649181A5 (en) * 1980-02-01 1985-04-30 Schweiz Eidgenossenschaft METHOD AND CIRCUIT FOR SECURED transmitting voice signals.
JP3724676B2 (en) * 1997-03-10 2005-12-07 ソニー株式会社 COMMUNICATION METHOD, TRANSMISSION DEVICE, AND RECEPTION DEVICE
JPH1168696A (en) * 1997-08-19 1999-03-09 Sony Corp Communication method, transmission equipment, reception equipment and cellular radio communication system
CN110489989A (en) * 2019-08-27 2019-11-22 深圳市道通智能航空技术有限公司 Data encrypting/de-encrypling method, its encryption/deciphering chip and its unmanned plane

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH232786A (en) * 1939-07-14 1944-06-15 Patelhold Patentverwertung Device for secret messaging.
CH237094A (en) * 1939-07-26 1945-03-31 Patelhold Patentverwertung Method and device for the transmission of messages to be kept secret.
BE455172A (en) * 1943-04-05
CH246844A (en) * 1945-09-15 1947-01-31 Patelhold Patentverwertung Method and device for obfuscating electrically transmitted voice messages.
FR1582036A (en) * 1968-03-15 1969-09-26

Also Published As

Publication number Publication date
NL7602959A (en) 1976-12-02
DE2523828C2 (en) 1982-08-12
FR2312895A1 (en) 1976-12-24
SE7605731L (en) 1976-12-01
CH613575A5 (en) 1979-09-28
AU501272B2 (en) 1979-06-14
DK139408B (en) 1979-02-12
BE842316A (en) 1976-09-16
AT351603B (en) 1979-08-10
DE2523828B1 (en) 1976-11-25
NL171003B (en) 1982-08-16
ATA391676A (en) 1979-01-15
GB1522062A (en) 1978-08-23
NL171003C (en) 1983-01-17
DK139408C (en) 1979-07-30
DK155076A (en) 1976-12-01
FR2312895B1 (en) 1982-06-11
SE409798B (en) 1979-09-03
ZA763090B (en) 1978-01-25

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