JPS5382111A - Preventive unit of illegal electromagnetic waves for transmitters - Google Patents

Preventive unit of illegal electromagnetic waves for transmitters

Info

Publication number
JPS5382111A
JPS5382111A JP16061276A JP16061276A JPS5382111A JP S5382111 A JPS5382111 A JP S5382111A JP 16061276 A JP16061276 A JP 16061276A JP 16061276 A JP16061276 A JP 16061276A JP S5382111 A JPS5382111 A JP S5382111A
Authority
JP
Japan
Prior art keywords
transmitters
electromagnetic waves
preventive unit
illegal
illegal electromagnetic
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.)
Pending
Application number
JP16061276A
Other languages
Japanese (ja)
Inventor
Toshifumi Ito
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.)
Sanyo Electric Co Ltd
Original Assignee
Sanyo Electric Co Ltd
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 Sanyo Electric Co Ltd filed Critical Sanyo Electric Co Ltd
Priority to JP16061276A priority Critical patent/JPS5382111A/en
Publication of JPS5382111A publication Critical patent/JPS5382111A/en
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION, OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
    • H03L7/00—Automatic control of frequency or phase; Synchronisation
    • H03L7/06—Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop
    • H03L7/16—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop
    • H03L7/18—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop using a frequency divider or counter in the loop
    • H03L7/183—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop using a frequency divider or counter in the loop a time difference being used for locking the loop, the counter counting between fixed numbers or the frequency divider dividing by a fixed number
    • H03L7/185—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop using a frequency divider or counter in the loop a time difference being used for locking the loop, the counter counting between fixed numbers or the frequency divider dividing by a fixed number using a mixer in the loop

Landscapes

  • Transmitters (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
  • Transceivers (AREA)

Abstract

PURPOSE:To increase the reliability through the decrease in the number of output terminals and to prevent the radiation of illegal electro-magnetic waves at channel selection, by developing the output of gray code with the channel selection switch in transceivers.
JP16061276A 1976-12-27 1976-12-27 Preventive unit of illegal electromagnetic waves for transmitters Pending JPS5382111A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP16061276A JPS5382111A (en) 1976-12-27 1976-12-27 Preventive unit of illegal electromagnetic waves for transmitters

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16061276A JPS5382111A (en) 1976-12-27 1976-12-27 Preventive unit of illegal electromagnetic waves for transmitters

Publications (1)

Publication Number Publication Date
JPS5382111A true JPS5382111A (en) 1978-07-20

Family

ID=15718690

Family Applications (1)

Application Number Title Priority Date Filing Date
JP16061276A Pending JPS5382111A (en) 1976-12-27 1976-12-27 Preventive unit of illegal electromagnetic waves for transmitters

Country Status (1)

Country Link
JP (1) JPS5382111A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58125435U (en) * 1982-02-19 1983-08-26 ソニー株式会社 transmitter
JPS619022A (en) * 1984-06-23 1986-01-16 Trio Kenwood Corp Amateur radio communication equipment
JPS619941U (en) * 1984-06-22 1986-01-21 株式会社ケンウッド Radio operating frequency band limiting circuit
EP0409127A2 (en) * 1989-07-17 1991-01-23 Nec Corporation Phase-locked loop type frequency synthesizer having improved loop response

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51147104A (en) * 1975-06-12 1976-12-17 Sony Corp Coded board

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51147104A (en) * 1975-06-12 1976-12-17 Sony Corp Coded board

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58125435U (en) * 1982-02-19 1983-08-26 ソニー株式会社 transmitter
JPS619941U (en) * 1984-06-22 1986-01-21 株式会社ケンウッド Radio operating frequency band limiting circuit
JPH036042Y2 (en) * 1984-06-22 1991-02-15
JPS619022A (en) * 1984-06-23 1986-01-16 Trio Kenwood Corp Amateur radio communication equipment
JPH0231533B2 (en) * 1984-06-23 1990-07-13 Kenwood Corp
EP0409127A2 (en) * 1989-07-17 1991-01-23 Nec Corporation Phase-locked loop type frequency synthesizer having improved loop response
EP0409127A3 (en) * 1989-07-17 1991-04-10 Nec Corporation Phase-locked loop type frequency synthesizer having improved loop response

Similar Documents

Publication Publication Date Title
JPS5382111A (en) Preventive unit of illegal electromagnetic waves for transmitters
JPS52153651A (en) Gain changing circuit
JPS5329008A (en) Supervision control uni t of radio transmitter output level
JPS53107214A (en) Radio transmission-reception system
JPS5324708A (en) Transmitter
JPS5424561A (en) Electromagnetic horn
JPS5339808A (en) Control circuit
JPS52128005A (en) Informatoon transmitting method
JPS524721A (en) Electromagnetic induction wave repeating device
JPS52147909A (en) Error control switching system
JPS5295912A (en) Echo cancelling device
JPS51119292A (en) Screening of coin and its device
JPS52143709A (en) Signal synthesizing circuit
JPS5214335A (en) Direct current control circuit
JPS5237795A (en) Microwave equipment
JPS5354446A (en) Trap circuit
JPS5213752A (en) Unnecessary wave elimination system
JPS53131715A (en) Circuit selection system
JPS5352335A (en) Microwave band stabilizing circuit
JPS5357955A (en) Reset method for flip flop circuit
JPS5227245A (en) Cable with antenna
JPS5353908A (en) Dial signal selection circuit
JPS52102A (en) Electronic telecontrol device
JPS51134510A (en) Program transmission equipment
JPS5324797A (en) Radar apparatus