JPS5676646A - Device for transmission control signal through speeh channel - Google Patents

Device for transmission control signal through speeh channel

Info

Publication number
JPS5676646A
JPS5676646A JP15395180A JP15395180A JPS5676646A JP S5676646 A JPS5676646 A JP S5676646A JP 15395180 A JP15395180 A JP 15395180A JP 15395180 A JP15395180 A JP 15395180A JP S5676646 A JPS5676646 A JP S5676646A
Authority
JP
Japan
Prior art keywords
speeh
channel
control signal
transmission control
transmission
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.)
Pending
Application number
JP15395180A
Other languages
English (en)
Japanese (ja)
Inventor
Hereru Fuugo
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.)
Filing date
Publication date
Application filed by CRYPTO AG filed Critical CRYPTO AG
Publication of JPS5676646A publication Critical patent/JPS5676646A/ja
Pending 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)
  • Mobile Radio Communication Systems (AREA)
  • Transmitters (AREA)
  • Selective Calling Equipment (AREA)
JP15395180A 1979-11-07 1980-11-04 Device for transmission control signal through speeh channel Pending JPS5676646A (en)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
JPS5676646A true JPS5676646A (en) 1981-06-24

Family

ID=4357749

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15395180A Pending JPS5676646A (en) 1979-11-07 1980-11-04 Device for transmission control signal through speeh channel

Country Status (7)

Country Link
EP (1) EP0028688A1 (es)
JP (1) JPS5676646A (es)
AR (1) AR224912A1 (es)
BR (1) BR8007222A (es)
ES (1) ES8200802A1 (es)
NO (1) NO803344L (es)
ZA (1) ZA806589B (es)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58154961A (ja) * 1982-03-10 1983-09-14 Fujitsu Ltd 秘匿通話方法
JPS5961242A (ja) * 1982-09-30 1984-04-07 Fujitsu Ltd 秘匿通信システム

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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 (de) * 1987-10-21 1989-04-26 Siemens Aktiengesellschaft Österreich Vorrichtung zur verschleierten Übertragung analoger Signale

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 (es) * 1964-01-09 1900-01-01

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58154961A (ja) * 1982-03-10 1983-09-14 Fujitsu Ltd 秘匿通話方法
JPS5961242A (ja) * 1982-09-30 1984-04-07 Fujitsu Ltd 秘匿通信システム

Also Published As

Publication number Publication date
BR8007222A (pt) 1981-05-19
ES496115A0 (es) 1981-11-16
NO803344L (no) 1981-05-08
ZA806589B (en) 1981-10-28
ES8200802A1 (es) 1981-11-16
AR224912A1 (es) 1982-01-29
EP0028688A1 (de) 1981-05-20

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