DK109812C - Transportabelt tovejs radiosender- og modtagerudstyr. - Google Patents

Transportabelt tovejs radiosender- og modtagerudstyr.

Info

Publication number
DK109812C
DK109812C DK458863AA DK458863A DK109812C DK 109812 C DK109812 C DK 109812C DK 458863A A DK458863A A DK 458863AA DK 458863 A DK458863 A DK 458863A DK 109812 C DK109812 C DK 109812C
Authority
DK
Denmark
Prior art keywords
portable
radio transmitter
way radio
receiver equipment
receiver
Prior art date
Application number
DK458863AA
Other languages
English (en)
Original Assignee
Motorola Inc
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 Motorola Inc filed Critical Motorola Inc
Application granted granted Critical
Publication of DK109812C publication Critical patent/DK109812C/da

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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Transmitters (AREA)
  • Noise Elimination (AREA)
DK458863AA 1962-10-16 1963-09-30 Transportabelt tovejs radiosender- og modtagerudstyr. DK109812C (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US230880A US3250997A (en) 1962-10-16 1962-10-16 Encoder-decoder device for selective signaling

Publications (1)

Publication Number Publication Date
DK109812C true DK109812C (da) 1968-07-08

Family

ID=22866940

Family Applications (1)

Application Number Title Priority Date Filing Date
DK458863AA DK109812C (da) 1962-10-16 1963-09-30 Transportabelt tovejs radiosender- og modtagerudstyr.

Country Status (7)

Country Link
US (1) US3250997A (da)
DE (1) DE1297714B (da)
DK (1) DK109812C (da)
FR (1) FR1376798A (da)
GB (1) GB979947A (da)
LU (1) LU44612A1 (da)
NL (1) NL144800B (da)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3418577A (en) * 1963-11-07 1968-12-24 Perry Lab Inc Encoder-decoder device for selective calling
US3496467A (en) * 1967-10-13 1970-02-17 Motorola Inc Automatic tone coded squelch circuit for radio communication system
US3584302A (en) * 1969-01-10 1971-06-08 Motorola Inc Encoder-decoder circuit including a continuously operable oscillator circuit
US3946313A (en) * 1974-10-15 1976-03-23 Motorola, Inc Combined encoder-decoder apparatus having a single active filter

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1708945A (en) * 1922-01-06 1929-04-16 Western Electric Co Selective transmission system
US2113365A (en) * 1935-07-31 1938-04-05 Rca Corp Oscillator
US2147492A (en) * 1935-10-17 1939-02-14 Gen Electric Oscillation generator
CH205699A (de) * 1938-07-19 1939-06-30 Siemens Ag Albis Verfahren zum Einrichten von gerichteten Sende- und Empfangsgeräten.
US2421468A (en) * 1944-08-25 1947-06-03 Rca Corp Selective transmitting, receiving, and oscillator circuit
FR997704A (da) * 1948-12-30
US3138755A (en) * 1962-04-09 1964-06-23 Honeywell Regulator Co Transceiver selective call system utilizing tuned reed filters

Also Published As

Publication number Publication date
US3250997A (en) 1966-05-10
GB979947A (da)
NL144800B (nl) 1975-01-15
FR1376798A (da)
LU44612A1 (da) 1963-12-12
DE1297714B (de) 1969-06-19

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