BE831258A - Installation d'appel de personnes - Google Patents

Installation d'appel de personnes

Info

Publication number
BE831258A
BE831258A BE158196A BE158196A BE831258A BE 831258 A BE831258 A BE 831258A BE 158196 A BE158196 A BE 158196A BE 158196 A BE158196 A BE 158196A BE 831258 A BE831258 A BE 831258A
Authority
BE
Belgium
Prior art keywords
call setup
people call
people
setup
call
Prior art date
Application number
BE158196A
Other languages
English (en)
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 filed Critical
Publication of BE831258A publication Critical patent/BE831258A/fr

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B5/00—Near-field transmission systems, e.g. inductive or capacitive transmission systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B5/00—Near-field transmission systems, e.g. inductive or capacitive transmission systems
    • H04B5/70—Near-field transmission systems, e.g. inductive or capacitive transmission systems specially adapted for specific purposes
    • H04B5/77—Near-field transmission systems, e.g. inductive or capacitive transmission systems specially adapted for specific purposes for interrogation

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
BE158196A 1974-07-11 1975-07-11 Installation d'appel de personnes BE831258A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH949774A CH573688A5 (fr) 1974-07-11 1974-07-11

Publications (1)

Publication Number Publication Date
BE831258A true BE831258A (fr) 1975-11-03

Family

ID=4352615

Family Applications (1)

Application Number Title Priority Date Filing Date
BE158196A BE831258A (fr) 1974-07-11 1975-07-11 Installation d'appel de personnes

Country Status (10)

Country Link
JP (1) JPS5132203A (fr)
BE (1) BE831258A (fr)
CH (1) CH573688A5 (fr)
DE (1) DE2450289C3 (fr)
ES (1) ES439186A1 (fr)
FR (1) FR2278216A1 (fr)
GB (1) GB1500169A (fr)
IT (1) IT1036221B (fr)
NL (1) NL7508313A (fr)
SE (1) SE418654B (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2738278C2 (de) * 1977-08-25 1982-06-03 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Funkanlage mit drahtloser Übertragung zwischen tragbaren Sende-Empfangs-Geräten und mit selektivem Anruf der Teilnehmer untereinander unter Zwischenschaltung einer Zentrale
DE3016809A1 (de) * 1980-05-02 1982-01-28 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Funkmeldesystem
JPS5815348A (ja) * 1981-07-22 1983-01-28 Yagi Antenna Co Ltd 空間光デ−タ伝送装置
JPS60142100U (ja) * 1984-02-24 1985-09-20 株式会社　日立工機原町 肉切機
JPS6346572A (ja) * 1986-08-13 1988-02-27 Toshiba Corp 検索装置
JPS63198395U (fr) * 1987-06-10 1988-12-21
AU607022B2 (en) * 1987-12-01 1991-02-21 Ascom Tateco Ab Paging system with paging receivers controlled depending on location
WO2013081559A2 (fr) * 2011-11-30 2013-06-06 Abdul Barr Al Fakhouri Hani Nouvelle technique pour pourvoir un téléphone mobile en un grand nombre de canaux d'informations, de faible coût pour les abonnés

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3166735A (en) 1958-10-06 1965-01-19 Gen Electric Code selectors for selective calling systems
DE1966370C3 (de) * 1969-09-17 1979-12-13 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Anordnung zum Empfang und zur Aussendung einer binär codierten Information
BE756213A (fr) * 1969-09-17 1971-03-01 Licentia Gmbh Procede pour la transmission d'une instruction d'appel selectifdigitaleet protegee avec reponse de retour, et dispositif pour la mise en oeuvre du procede
NL7110022A (fr) * 1971-07-21 1973-01-23
US3851251A (en) 1971-10-25 1974-11-26 Martin Marietta Corp Receiver method and apparatus

Also Published As

Publication number Publication date
DE2450289B2 (de) 1979-10-18
SE418654B (sv) 1981-06-15
JPS5132203A (fr) 1976-03-18
NL7508313A (nl) 1976-01-13
GB1500169A (en) 1978-02-08
FR2278216A1 (fr) 1976-02-06
SE7507757L (sv) 1976-01-12
DE2450289A1 (de) 1976-01-22
FR2278216B1 (fr) 1982-01-29
IT1036221B (it) 1979-10-30
CH573688A5 (fr) 1976-03-15
DE2450289C3 (de) 1986-01-09
ES439186A1 (es) 1977-03-01

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: HASLER A.G.

Effective date: 19890731