DK500588A - Digital radiotransmissionsmetode til traadloese telefoner - Google Patents

Digital radiotransmissionsmetode til traadloese telefoner

Info

Publication number
DK500588A
DK500588A DK500588A DK500588A DK500588A DK 500588 A DK500588 A DK 500588A DK 500588 A DK500588 A DK 500588A DK 500588 A DK500588 A DK 500588A DK 500588 A DK500588 A DK 500588A
Authority
DK
Denmark
Prior art keywords
transmission method
radio transmission
digital radio
wireless phones
phones
Prior art date
Application number
DK500588A
Other languages
English (en)
Other versions
DK500588D0 (da
Inventor
Hans-Peter Ketterling
Original Assignee
Bosch Gmbh Robert
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 Bosch Gmbh Robert filed Critical Bosch Gmbh Robert
Publication of DK500588D0 publication Critical patent/DK500588D0/da
Publication of DK500588A publication Critical patent/DK500588A/da

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/72—Mobile telephones; Cordless telephones, i.e. devices for establishing wireless links to base stations without route selection
    • H04M1/725—Cordless telephones
    • 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
DK500588A 1987-09-12 1988-09-09 Digital radiotransmissionsmetode til traadloese telefoner DK500588A (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19873730672 DE3730672A1 (de) 1987-09-12 1987-09-12 Digitales funkuebertragungsverfahren fuer schnurlose telefone

Publications (2)

Publication Number Publication Date
DK500588D0 DK500588D0 (da) 1988-09-09
DK500588A true DK500588A (da) 1989-03-13

Family

ID=6335868

Family Applications (1)

Application Number Title Priority Date Filing Date
DK500588A DK500588A (da) 1987-09-12 1988-09-09 Digital radiotransmissionsmetode til traadloese telefoner

Country Status (3)

Country Link
EP (1) EP0307545A3 (da)
DE (1) DE3730672A1 (da)
DK (1) DK500588A (da)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2702623B3 (fr) * 1993-03-12 1995-01-20 Sagem Emetteur-récepteur de données numériques de radiotéléphonie de proximité.
KR19980021370A (ko) * 1996-09-16 1998-06-25 김광호 무선전화기의 통화내용 도청방지 방법 및 장치
IT1303016B1 (it) * 1998-04-17 2000-10-20 Maffioli Giampaolo Dispositivo antifurto veicolare con segnalatore vocale
DE10103926A1 (de) 2001-01-30 2002-09-05 Infineon Technologies Ag Frequenzschema für Datenübertragungssysteme

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4434322A (en) * 1965-08-19 1984-02-28 Racal Data Communications Inc. Coded data transmission system
DE3236194A1 (de) * 1982-09-30 1984-04-05 Standard Elektrik Lorenz Ag, 7000 Stuttgart Schnurloser fernsprechapparat
JPS6148246A (ja) * 1984-08-16 1986-03-08 Matsushita Electric Ind Co Ltd 無線電話用秘話装置

Also Published As

Publication number Publication date
EP0307545A2 (de) 1989-03-22
DK500588D0 (da) 1988-09-09
EP0307545A3 (de) 1991-05-15
DE3730672A1 (de) 1989-03-23

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Legal Events

Date Code Title Description
AHB Application shelved due to non-payment