DK107298C - Coupling for signal detection. - Google Patents

Coupling for signal detection.

Info

Publication number
DK107298C
DK107298C DK180760A DK180760A DK107298C DK 107298 C DK107298 C DK 107298C DK 180760 A DK180760 A DK 180760A DK 180760 A DK180760 A DK 180760A DK 107298 C DK107298 C DK 107298C
Authority
DK
Denmark
Prior art keywords
coupling
signal detection
detection
signal
Prior art date
Application number
DK180760A
Other languages
Danish (da)
Original Assignee
Philips Nv
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 Philips Nv filed Critical Philips Nv
Application granted granted Critical
Publication of DK107298C publication Critical patent/DK107298C/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
    • H04W88/02—Terminal devices
    • H04W88/022—Selective call receivers
    • H04W88/025—Selective call decoders
    • H04W88/027—Selective call decoders using frequency address codes
    • G—PHYSICS
    • G08—SIGNALLING
    • G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
    • G08C15/00—Arrangements characterised by the use of multiplexing for the transmission of a plurality of signals over a common path
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M15/00—Arrangements for metering, time-control or time indication ; Metering, charging or billing arrangements for voice wireline or wireless communications, e.g. VoIP
    • H04M15/10—Metering calls from calling party, i.e. A-party charged for the communication
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q1/00—Details of selecting apparatus or arrangements
    • H04Q1/18—Electrical details
    • H04Q1/30—Signalling arrangements; Manipulation of signalling currents
    • H04Q1/44—Signalling arrangements; Manipulation of signalling currents using alternate current
    • H04Q1/444—Signalling arrangements; Manipulation of signalling currents using alternate current with voice-band signalling frequencies
    • H04Q1/446—Signalling arrangements; Manipulation of signalling currents using alternate current with voice-band signalling frequencies using one signalling frequency
    • H04Q1/4465—Signalling arrangements; Manipulation of signalling currents using alternate current with voice-band signalling frequencies using one signalling frequency the same frequency being used for all signalling information, e.g. A.C. nr.9 system

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Selective Calling Equipment (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Radar Systems Or Details Thereof (AREA)
DK180760A 1959-05-09 1960-05-06 Coupling for signal detection. DK107298C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEN16750A DE1090273B (en) 1959-05-09 1959-05-09 Circuit arrangement for evaluating signals of different frequencies in telecommunications systems

Publications (1)

Publication Number Publication Date
DK107298C true DK107298C (en) 1967-05-16

Family

ID=7340268

Family Applications (1)

Application Number Title Priority Date Filing Date
DK180760A DK107298C (en) 1959-05-09 1960-05-06 Coupling for signal detection.

Country Status (3)

Country Link
DE (1) DE1090273B (en)
DK (1) DK107298C (en)
GB (1) GB953059A (en)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL81161C (en) * 1950-07-21
DE899373C (en) * 1952-04-22 1953-12-10 Telefonbau & Normalzeit Gmbh Circuit arrangement for advancing charge displays assigned to the subscriber lines
BE565636A (en) * 1957-03-14

Also Published As

Publication number Publication date
DE1090273B (en) 1960-10-06
GB953059A (en) 1964-03-25

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