JPS63183722U - - Google Patents

Info

Publication number
JPS63183722U
JPS63183722U JP7424387U JP7424387U JPS63183722U JP S63183722 U JPS63183722 U JP S63183722U JP 7424387 U JP7424387 U JP 7424387U JP 7424387 U JP7424387 U JP 7424387U JP S63183722 U JPS63183722 U JP S63183722U
Authority
JP
Japan
Prior art keywords
circuit
period
clock
clock signal
signal
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
JP7424387U
Other languages
Japanese (ja)
Other versions
JPH0450657Y2 (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 JP1987074243U priority Critical patent/JPH0450657Y2/ja
Publication of JPS63183722U publication Critical patent/JPS63183722U/ja
Application granted granted Critical
Publication of JPH0450657Y2 publication Critical patent/JPH0450657Y2/ja
Expired legal-status Critical Current

Links

Description

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

第1図は本実施例のチヤタリング防止回路の回
路図、第2図は本実施例のチヤタリング防止回路
の電源オン時のタイムチヤート、第3図は本実施
例のチヤタリング防止回路のチヤタリング等が無
い時のタイムチヤート、第4図は本実施例のチヤ
タリング防止回路のチヤタリング等が発生した時
のタイムチヤート、第5図a,bは従来のチヤタ
リング防止回路の回路図、第6図a,bは従来の
チヤタリング防止回路のタイムチヤートである。 3……分周回路、4,12……セレクタ、6,
11……D.FF、8……Nビツトシフトレジス
タ、9……E―ORゲート、10……ANDゲー
ト。
Fig. 1 is a circuit diagram of the chattering prevention circuit of this embodiment, Fig. 2 is a time chart of the chattering prevention circuit of this embodiment when the power is turned on, and Fig. 3 is a diagram of the chattering prevention circuit of this embodiment without chattering. Figure 4 is a time chart when chattering occurs in the anti-chattering circuit of this embodiment, Figures 5 a and b are circuit diagrams of a conventional chattering prevention circuit, and Figures 6 a and b are This is a time chart of a conventional anti-chattering circuit. 3... Frequency divider circuit, 4, 12... Selector, 6,
11...D. FF, 8...N-bit shift register, 9...E-OR gate, 10...AND gate.

Claims (1)

【実用新案登録請求の範囲】 入力信号に混入する不要な信号を除去するチヤ
タリング除去回路において、 第1の周期のクロツク信号と該第1の周期のク
ロツク信号よりも周期の長い第2の周期のクロツ
ク信号とを発生するクロツク発生回路と、該クロ
ツク信号発生回路から出力されるクロツク信号が
所定数出力される間前記入力信号の状態が継続し
た場合、出力端子へ入力信号を出力させる信号状
態保持回路を有することを特徴とするチヤタリン
グ除去回路。
[Claims for Utility Model Registration] In a chattering removal circuit that removes unnecessary signals mixed in an input signal, a clock signal having a first period and a clock signal having a second period having a longer period than the first period clock signal are provided. a clock generation circuit that generates a clock signal; and a signal state holding circuit that outputs the input signal to an output terminal if the input signal state continues while the clock signal generation circuit outputs a predetermined number of clock signals. A chattering removal circuit comprising a circuit.
JP1987074243U 1987-05-18 1987-05-18 Expired JPH0450657Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1987074243U JPH0450657Y2 (en) 1987-05-18 1987-05-18

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1987074243U JPH0450657Y2 (en) 1987-05-18 1987-05-18

Publications (2)

Publication Number Publication Date
JPS63183722U true JPS63183722U (en) 1988-11-25
JPH0450657Y2 JPH0450657Y2 (en) 1992-11-30

Family

ID=30919277

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1987074243U Expired JPH0450657Y2 (en) 1987-05-18 1987-05-18

Country Status (1)

Country Link
JP (1) JPH0450657Y2 (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6135439A (en) * 1984-07-27 1986-02-19 Konishiroku Photo Ind Co Ltd Electrostatic recording device

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6135439A (en) * 1984-07-27 1986-02-19 Konishiroku Photo Ind Co Ltd Electrostatic recording device

Also Published As

Publication number Publication date
JPH0450657Y2 (en) 1992-11-30

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