JPH039537U - - Google Patents

Info

Publication number
JPH039537U
JPH039537U JP6595190U JP6595190U JPH039537U JP H039537 U JPH039537 U JP H039537U JP 6595190 U JP6595190 U JP 6595190U JP 6595190 U JP6595190 U JP 6595190U JP H039537 U JPH039537 U JP H039537U
Authority
JP
Japan
Prior art keywords
circuit
gate
oscillation
pulse
frequency
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.)
Granted
Application number
JP6595190U
Other languages
Japanese (ja)
Other versions
JPH0441634Y2 (en
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 filed Critical
Priority to JP1990065951U priority Critical patent/JPH0441634Y2/ja
Publication of JPH039537U publication Critical patent/JPH039537U/ja
Application granted granted Critical
Publication of JPH0441634Y2 publication Critical patent/JPH0441634Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Electric Clocks (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)

Description

【図面の簡単な説明】[Brief explanation of the drawing]

図面は本考案の一実施例を示した電気回路図で
ある。 Ｑ…水晶発振器、Ｄ１，Ｄ２…分周器、Ａ…制
御回路、ＣＴ…カウンタ、ＯＳ１…第１の発振回
路、ＯＳ２…第２の発振回路、ｒ１…第１の抵抗
、ｒ２…第２の抵抗、Ｆ２…パルス発生回路、Ｇ
…ゲート回路。 The drawing is an electrical circuit diagram showing an embodiment of the present invention. Q...Crystal oscillator, D1, D2...Frequency divider, A...Control circuit, CT...Counter, OS1 ...First oscillation circuit, OS2 ...Second oscillation circuit, r1 ...First resistor, r2 ...th 2 resistance, F 2 ...Pulse generation circuit, G
...Gate circuit.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 第１の低抗を構成要素としてその抵抗値に応じ
て発振周波数が可変の第１の発振回路と、第２の
抵抗を構成要素としてその抵抗値に応じて発振周
波数が可変の第２の発振回路と、この第２の発振
回路からの出力信号の周期に対応した幅のゲート
パルスを生じるパルス発生回路と、第１の発振回
路からの出力信号の周期に対応したパルスを上記
ゲートパルスの発生中通過させるゲート回路と、
このゲート回路から生じるパルスを計数するカウ
ンタと、このカウンタの計数内容に基いてクロツ
クパルス発生器からの出力周波数を調整する制御
回路とを具備した出力周波数制御装置。 A first oscillation circuit that includes a first low resistor as a component and whose oscillation frequency is variable according to its resistance value; and a second oscillation circuit that includes a second resistor as a component and whose oscillation frequency is variable according to its resistance value. a pulse generation circuit that generates a gate pulse with a width corresponding to the period of the output signal from the second oscillation circuit; and a pulse generation circuit that generates the gate pulse with a width corresponding to the period of the output signal from the first oscillation circuit. A gate circuit that allows the inside to pass through,
An output frequency control device comprising a counter that counts pulses generated from the gate circuit, and a control circuit that adjusts the output frequency from the clock pulse generator based on the count of the counter.
JP1990065951U 1990-06-21 1990-06-21 Expired JPH0441634Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1990065951U JPH0441634Y2 (en) 1990-06-21 1990-06-21

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1990065951U JPH0441634Y2 (en) 1990-06-21 1990-06-21

Publications (2)

Publication Number Publication Date
JPH039537U true JPH039537U (en) 1991-01-29
JPH0441634Y2 JPH0441634Y2 (en) 1992-09-30

Family

ID=31598248

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1990065951U Expired JPH0441634Y2 (en) 1990-06-21 1990-06-21

Country Status (1)

Country Link
JP (1) JPH0441634Y2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5462205U (en) * 1977-10-08 1979-05-01

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5315734A (en) * 1976-07-28 1978-02-14 Toshiba Electronic Systems System for generating synchronous clock
JPS5360150A (en) * 1976-11-10 1978-05-30 Fujitsu Ltd Instantaneous leading-in system for digital phase lock loop
JPS55118207A (en) * 1979-03-05 1980-09-11 Toshiba Corp Non-linear type characteristic compensation system

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5315734A (en) * 1976-07-28 1978-02-14 Toshiba Electronic Systems System for generating synchronous clock
JPS5360150A (en) * 1976-11-10 1978-05-30 Fujitsu Ltd Instantaneous leading-in system for digital phase lock loop
JPS55118207A (en) * 1979-03-05 1980-09-11 Toshiba Corp Non-linear type characteristic compensation system

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5462205U (en) * 1977-10-08 1979-05-01
JPS5735461Y2 (en) * 1977-10-08 1982-08-05

Also Published As

Publication number Publication date
JPH0441634Y2 (en) 1992-09-30

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