IL33644A - מעגל לקידוד ופענוח אות צליל במשדר- מקלטי - Google Patents

מעגל לקידוד ופענוח אות צליל במשדר- מקלטי

Info

Publication number
IL33644A
IL33644A IL33644A IL3364469A IL33644A IL 33644 A IL33644 A IL 33644A IL 33644 A IL33644 A IL 33644A IL 3364469 A IL3364469 A IL 3364469A IL 33644 A IL33644 A IL 33644A
Authority
IL
Israel
Prior art keywords
tone
circuit
coupled
signal
receiver
Prior art date
Application number
IL33644A
Other languages
English (en)
Other versions
IL33644A0 (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
Publication of IL33644A0 publication Critical patent/IL33644A0/xx
Publication of IL33644A publication Critical patent/IL33644A/he

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
    • H04B1/40—Circuits
    • H04B1/403—Circuits using the same oscillator for generating both the transmitter frequency and the receiver local oscillator frequency
    • 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
    • H04W88/18—Service support devices; Network management devices
    • H04W88/185—Selective call encoders for paging networks, e.g. paging centre devices
    • H04W88/188—Selective call encoders for paging networks, e.g. paging centre devices using frequency address codes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
    • H04B1/40—Circuits
    • H04B1/44—Transmit/receive switching

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Transmitters (AREA)
  • Transceivers (AREA)
IL33644A 1969-01-10 1969-12-31 מעגל לקידוד ופענוח אות צליל במשדר- מקלטי IL33644A (he)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US79026269A 1969-01-10 1969-01-10

Publications (2)

Publication Number Publication Date
IL33644A0 IL33644A0 (en) 1970-02-19
IL33644A true IL33644A (he) 1972-10-29

Family

ID=25150133

Family Applications (1)

Application Number Title Priority Date Filing Date
IL33644A IL33644A (he) 1969-01-10 1969-12-31 מעגל לקידוד ופענוח אות צליל במשדר- מקלטי

Country Status (6)

Country Link
US (1) US3584302A (he)
KR (1) KR780000303B1 (he)
BR (1) BR7015926D0 (he)
GB (1) GB1234915A (he)
HK (1) HK12276A (he)
IL (1) IL33644A (he)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4001782A (en) * 1975-11-06 1977-01-04 Motorola, Inc. Combined encoder and decoder circuit
US4104638A (en) * 1976-06-23 1978-08-01 Middleton Raymond R Cooperative type anti-collision radio system

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB979947A (he) * 1962-10-16
US3332034A (en) * 1966-01-03 1967-07-18 Gen Electric Resonant reed tone oscillator encoder and decoder

Also Published As

Publication number Publication date
IL33644A0 (en) 1970-02-19
GB1234915A (en) 1971-06-09
DE1909425B2 (de) 1977-01-13
US3584302A (en) 1971-06-08
KR780000303B1 (en) 1978-08-10
DE1909425A1 (de) 1970-08-13
BR7015926D0 (pt) 1973-01-04
HK12276A (en) 1976-03-12

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