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IT1036221B - Impianto per la chiamata di persone - Google Patents

Impianto per la chiamata di persone

Info

Publication number
IT1036221B
IT1036221B IT68812/75A IT6881275A IT1036221B IT 1036221 B IT1036221 B IT 1036221B IT 68812/75 A IT68812/75 A IT 68812/75A IT 6881275 A IT6881275 A IT 6881275A IT 1036221 B IT1036221 B IT 1036221B
Authority
IT
Italy
Prior art keywords
plant
calling people
calling
people
Prior art date
Application number
IT68812/75A
Other languages
English (en)
Italian (it)
Original Assignee
Hasler 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 Hasler Ag filed Critical Hasler Ag
Application granted granted Critical
Publication of IT1036221B publication Critical patent/IT1036221B/it

Links

Classifications

    • 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)
IT68812/75A 1974-07-11 1975-07-11 Impianto per la chiamata di persone IT1036221B (it)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
IT1036221B true IT1036221B (it) 1979-10-30

Family

ID=4352615

Family Applications (1)

Application Number Title Priority Date Filing Date
IT68812/75A IT1036221B (it) 1974-07-11 1975-07-11 Impianto per la chiamata di persone

Country Status (10)

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

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 (fi) * 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 (en) * 2011-11-30 2013-06-06 Abdul Barr Al Fakhouri Hani A new technique to give a huge number of information channels on mobile phone, very cheap for subscribers

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 (fi) * 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
SE418654B (sv) 1981-06-15
CH573688A5 (fi) 1976-03-15
DE2450289C3 (de) 1986-01-09
FR2278216A1 (fr) 1976-02-06
GB1500169A (en) 1978-02-08
DE2450289A1 (de) 1976-01-22
NL7508313A (nl) 1976-01-13
JPS5132203A (fi) 1976-03-18
DE2450289B2 (de) 1979-10-18
SE7507757L (sv) 1976-01-12
FR2278216B1 (fi) 1982-01-29
ES439186A1 (es) 1977-03-01
BE831258A (fr) 1975-11-03

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