DE69313679T2 - Schaltung zum Verbinden von einer Telefonvermittlungszentrale und einer Funkrufzentrale - Google Patents

Schaltung zum Verbinden von einer Telefonvermittlungszentrale und einer Funkrufzentrale

Info

Publication number
DE69313679T2
DE69313679T2 DE1993613679 DE69313679T DE69313679T2 DE 69313679 T2 DE69313679 T2 DE 69313679T2 DE 1993613679 DE1993613679 DE 1993613679 DE 69313679 T DE69313679 T DE 69313679T DE 69313679 T2 DE69313679 T2 DE 69313679T2
Authority
DE
Germany
Prior art keywords
circuit
telephone exchange
paging center
paging
center
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.)
Expired - Fee Related
Application number
DE1993613679
Other languages
English (en)
Other versions
DE69313679D1 (de
Inventor
Harm Prins
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.)
Telefonaktiebolaget LM Ericsson AB
Original Assignee
Ericsson Radio Systems BV
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 Ericsson Radio Systems BV filed Critical Ericsson Radio Systems BV
Application granted granted Critical
Publication of DE69313679D1 publication Critical patent/DE69313679D1/de
Publication of DE69313679T2 publication Critical patent/DE69313679T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M11/00—Telephonic communication systems specially adapted for combination with other electrical systems
    • H04M11/02—Telephonic communication systems specially adapted for combination with other electrical systems with bell or annunciator systems
    • H04M11/022—Paging systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/26—Devices for calling a subscriber
    • H04M1/30—Devices which can set up and transmit only one digit at a time
    • H04M1/50—Devices which can set up and transmit only one digit at a time by generating or selecting currents of predetermined frequencies or combinations of frequencies
    • H04M1/505—Devices which can set up and transmit only one digit at a time by generating or selecting currents of predetermined frequencies or combinations of frequencies signals generated in digital form

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Devices For Supply Of Signal Current (AREA)
  • Telephone Function (AREA)
  • Telephonic Communication Services (AREA)
DE1993613679 1992-02-20 1993-02-18 Schaltung zum Verbinden von einer Telefonvermittlungszentrale und einer Funkrufzentrale Expired - Fee Related DE69313679T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL9200320A NL9200320A (nl) 1992-02-20 1992-02-20 Keten voor het koppelen van een telefooncentrale en een oproepcentrale van een personenoproepstelsel.

Publications (2)

Publication Number Publication Date
DE69313679D1 DE69313679D1 (de) 1997-10-16
DE69313679T2 true DE69313679T2 (de) 1998-01-08

Family

ID=19860466

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1993613679 Expired - Fee Related DE69313679T2 (de) 1992-02-20 1993-02-18 Schaltung zum Verbinden von einer Telefonvermittlungszentrale und einer Funkrufzentrale

Country Status (3)

Country Link
EP (1) EP0556929B1 (de)
DE (1) DE69313679T2 (de)
NL (1) NL9200320A (de)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3142495A1 (de) * 1981-10-27 1983-05-05 Telefonbau Und Normalzeit Gmbh, 6000 Frankfurt Digitaler hoertongenerator
NL8303701A (nl) * 1983-10-27 1985-05-17 Philips Nv Dtmf-telefoontoestel met meervoudig gebruik van de logica van de digitale toongenerator.
US4642425A (en) * 1984-05-07 1987-02-10 Bbl Industries, Inc. Telephone paging system and method
JPH0226167A (ja) * 1988-07-15 1990-01-29 Mitsubishi Electric Corp 小型電子機器

Also Published As

Publication number Publication date
NL9200320A (nl) 1993-09-16
EP0556929A1 (de) 1993-08-25
EP0556929B1 (de) 1997-09-10
DE69313679D1 (de) 1997-10-16

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: TELEFONAKTIEBOLAGET LM ERICSSON, STOCKHOLM, SE

8339 Ceased/non-payment of the annual fee