JPS54110772A - Pulse duration detector circuit - Google Patents
Pulse duration detector circuitInfo
- Publication number
- JPS54110772A JPS54110772A JP1743678A JP1743678A JPS54110772A JP S54110772 A JPS54110772 A JP S54110772A JP 1743678 A JP1743678 A JP 1743678A JP 1743678 A JP1743678 A JP 1743678A JP S54110772 A JPS54110772 A JP S54110772A
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- output
- pulse
- pulse duration
- detector circuit
- 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
Links
Landscapes
- Manipulation Of Pulses (AREA)
- Dc Digital Transmission (AREA)
Abstract
PURPOSE: To realize a pulse duration detector circuit which can increase the detection accuracy without supplying any high-speed clock pulse from outside by providing a simple pulse generating circuit using a delay circuit to the detector circuit itself.
CONSTITUTION: When input (a) features "1", AND circuit 1 operates since the initial state of output (e) of flip-flop 8 is "0". As a result, flip-flop 2 is set, and output (b) becomes "1" to actuate AND circuit 3. And output (c) is delayed through delay circuit 4 to turn the output of circuit 3 to "0" via NOT circuit 5. This feedback loop functions as a pulse generating circuit until output (b) becomes "0", and output (e) and (b) turn to "1" and "0" respectively when counter 6 counts the pulses up to the fixed number. As a result, pulse input (a) shorter than the pulse duration of output (b), if it exists, can be detected.
COPYRIGHT: (C)1979,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1743678A JPS54110772A (en) | 1978-02-17 | 1978-02-17 | Pulse duration detector circuit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1743678A JPS54110772A (en) | 1978-02-17 | 1978-02-17 | Pulse duration detector circuit |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS54110772A true JPS54110772A (en) | 1979-08-30 |
Family
ID=11943965
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1743678A Pending JPS54110772A (en) | 1978-02-17 | 1978-02-17 | Pulse duration detector circuit |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS54110772A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS594318A (en) * | 1982-06-30 | 1984-01-11 | Fujitsu Ltd | Pulse width detecting circuit |
-
1978
- 1978-02-17 JP JP1743678A patent/JPS54110772A/en active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS594318A (en) * | 1982-06-30 | 1984-01-11 | Fujitsu Ltd | Pulse width detecting circuit |
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