JPS59137639U - Comparator circuit - Google Patents

Comparator circuit

Info

Publication number
JPS59137639U
JPS59137639U JP3083283U JP3083283U JPS59137639U JP S59137639 U JPS59137639 U JP S59137639U JP 3083283 U JP3083283 U JP 3083283U JP 3083283 U JP3083283 U JP 3083283U JP S59137639 U JPS59137639 U JP S59137639U
Authority
JP
Japan
Prior art keywords
comparator circuit
recorded
comparator
changing
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.)
Pending
Application number
JP3083283U
Other languages
Japanese (ja)
Inventor
和久 松田
Original Assignee
竹中エンジニアリング工業株式会社
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 竹中エンジニアリング工業株式会社 filed Critical 竹中エンジニアリング工業株式会社
Priority to JP3083283U priority Critical patent/JPS59137639U/en
Publication of JPS59137639U publication Critical patent/JPS59137639U/en
Pending legal-status Critical Current

Links

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

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

第１図は、従来の赤外線防犯警報装置の構成を示したブ
ロック図である。・第２図は従来のコンバレー多回路、
第３図は従来のコンパレータ回路の動作説明図、第一４
図は本考案の寥施具体例、第５図〜第７図は本考案の動
作説明図である。 １・・・・・・光学系、２・・・・・・感熱素子、３・
・・・・・増幅器、４・・・・・・波形処理部、５・・
・・・・コンパレータ、６・・・・・・警報出力部、７
・・・・・・演算増幅器、ｖｏ。・・・・・・電源電圧
、Ａ・・・・・・入力端子、Ｂ・・・・・・出力端子、
Ｃ・・・・・・コンデンサ、Ｒ□、Ｒ２・・・・・・抵
抗、Ｄ・・・・・・ダイオニド。 −子＋図　。FIG. 1 is a block diagram showing the configuration of a conventional infrared security alarm device.・Figure 2 shows the conventional converre multi-circuit,
Figure 3 is an explanatory diagram of the operation of a conventional comparator circuit.
The figure shows an example of the actual implementation of the present invention, and FIGS. 5 to 7 are explanatory diagrams of the operation of the present invention. 1...Optical system, 2...Thermosensitive element, 3.
...Amplifier, 4...Waveform processing section, 5...
...Comparator, 6...Alarm output section, 7
...Operation amplifier, vo. ...Power supply voltage, A...Input terminal, B...Output terminal,
C...Capacitor, R□, R2...Resistor, D...Dionide. - child + figure.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] ゛　　入力信号や周波数によって基準電圧を変化さする
ようにしたことを特徴とするコンパレータ回路。゛ A comparator circuit characterized by changing the reference voltage depending on the input signal and frequency.
JP3083283U 1983-03-02 1983-03-02 Comparator circuit Pending JPS59137639U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3083283U JPS59137639U (en) 1983-03-02 1983-03-02 Comparator circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3083283U JPS59137639U (en) 1983-03-02 1983-03-02 Comparator circuit

Publications (1)

Publication Number Publication Date
JPS59137639U true JPS59137639U (en) 1984-09-13

Family

ID=30161705

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3083283U Pending JPS59137639U (en) 1983-03-02 1983-03-02 Comparator circuit

Country Status (1)

Country Link
JP (1) JPS59137639U (en)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS545367A (en) * 1977-06-10 1979-01-16 Vdo Schindling Square wave voltage generator
JPS549559A (en) * 1977-06-24 1979-01-24 Kanto Seiki Co Waveform converter
JPS54118148A (en) * 1978-03-07 1979-09-13 Nec Corp Comparator circuit
JPS5732124A (en) * 1980-08-05 1982-02-20 Nec Corp Pulse detecting circuit

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS545367A (en) * 1977-06-10 1979-01-16 Vdo Schindling Square wave voltage generator
JPS549559A (en) * 1977-06-24 1979-01-24 Kanto Seiki Co Waveform converter
JPS54118148A (en) * 1978-03-07 1979-09-13 Nec Corp Comparator circuit
JPS5732124A (en) * 1980-08-05 1982-02-20 Nec Corp Pulse detecting circuit

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