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ATA938977A - Funktelefoniesystem - Google Patents

Funktelefoniesystem

Info

Publication number
ATA938977A
ATA938977A AT938977A AT938977A ATA938977A AT A938977 A ATA938977 A AT A938977A AT 938977 A AT938977 A AT 938977A AT 938977 A AT938977 A AT 938977A AT A938977 A ATA938977 A AT A938977A
Authority
AT
Austria
Prior art keywords
telephone system
radio telephone
radio
telephone
Prior art date
Application number
AT938977A
Other languages
English (en)
Other versions
AT360593B (de
Original Assignee
Siemens 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 Siemens Ag filed Critical Siemens Ag
Publication of ATA938977A publication Critical patent/ATA938977A/de
Application granted granted Critical
Publication of AT360593B publication Critical patent/AT360593B/de

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04K—SECRET COMMUNICATION; JAMMING OF COMMUNICATION
    • H04K1/00—Secret communication
    • H04K1/02—Secret communication by adding a second signal to make the desired signal unintelligible

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
AT938977A 1976-12-30 1977-12-29 Funktelefoniesystem AT360593B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2659622A DE2659622C2 (de) 1976-12-30 1976-12-30 Funktelefoniesystem

Publications (2)

Publication Number Publication Date
ATA938977A true ATA938977A (de) 1980-06-15
AT360593B AT360593B (de) 1981-01-26

Family

ID=5997076

Family Applications (1)

Application Number Title Priority Date Filing Date
AT938977A AT360593B (de) 1976-12-30 1977-12-29 Funktelefoniesystem

Country Status (10)

Country Link
JP (1) JPS5826864B2 (de)
AT (1) AT360593B (de)
BE (1) BE862540A (de)
CH (1) CH625650A5 (de)
DE (1) DE2659622C2 (de)
DK (1) DK148049B (de)
FR (1) FR2376574A1 (de)
GB (1) GB1584579A (de)
IT (1) IT1089194B (de)
NL (1) NL176823C (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2927885A1 (de) * 1979-07-11 1981-01-29 Bosch Gmbh Robert Funkanlage mit einer zentralstation und mehreren, vorzugsweise mobilen sende-/empfangsstationen
DE3150254A1 (de) * 1981-04-13 1983-07-14 Siemens AG, 1000 Berlin und 8000 München Einrichtung zur verschluesselten digitalen informationsuebertragung
US4549308A (en) * 1982-07-12 1985-10-22 At&T Bell Laboratories Secure mobile radio telephony
DE3335672A1 (de) * 1983-09-30 1985-04-04 Siemens AG, 1000 Berlin und 8000 München Verfahren zur verschluesselten nachrichtenuebertragung
DE3439159A1 (de) * 1984-01-25 1986-04-30 Philips Kommunikations Industrie AG, 8500 Nürnberg Gegen leistungserschleichung gesichertes waehlverfahren
DE3402467A1 (de) * 1984-01-25 1985-08-01 Philips Kommunikations Industrie AG, 8500 Nürnberg Gegen leistungserschleichung gesichertes waehlverfahren fuer die teilnehmer eines funknetzes, insbesondere mobilfunknetzes
DE3410936C2 (de) * 1984-03-24 1997-09-18 Philips Patentverwaltung Verfahren zum Erkennen der unerlaubten Benutzung einer, einer beweglichen Funkstation zugeordneten Identifizierung in einem Funkübertragungssystem
DE3420874A1 (de) * 1984-06-05 1985-12-05 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Verfahren und anordnung zur kontrolle des netzzugangs in fernmeldenetzen
DE3439120A1 (de) * 1984-10-25 1986-05-07 Philips Kommunikations Industrie AG, 8500 Nürnberg Verfahren zur identifizierung einer teilnehmerstation eines fernmeldenetzes
JPS61199342A (ja) * 1985-02-28 1986-09-03 Tamura Electric Works Ltd コ−ドレス電話装置
DE4242151C1 (de) * 1992-12-14 1994-03-24 Detecon Gmbh Verfahren zur Sicherung eines Mobilfunkgerätes gegen unerlaubte Benutzung
DE4336995A1 (de) * 1993-10-29 1995-05-04 Sel Alcatel Ag Verfahren und Vorrichtung zur Bestimmung der Zuordnung eines Mobilfunkgerätes zu Geräte-Listen

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE371064B (de) * 1973-03-09 1974-11-04 Philips Svenska Ab

Also Published As

Publication number Publication date
FR2376574A1 (fr) 1978-07-28
CH625650A5 (en) 1981-09-30
NL176823C (nl) 1985-06-03
NL176823B (nl) 1985-01-02
DE2659622B1 (de) 1978-05-11
BE862540A (fr) 1978-04-14
DE2659622C2 (de) 1979-01-04
GB1584579A (en) 1981-02-11
JPS5384602A (en) 1978-07-26
DK148049B (da) 1985-02-11
AT360593B (de) 1981-01-26
NL7714545A (nl) 1978-07-04
JPS5826864B2 (ja) 1983-06-06
DK585277A (da) 1978-07-01
FR2376574B1 (de) 1980-08-22
IT1089194B (it) 1985-06-18

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee