JPS6345547B2 - - Google Patents
Info
- Publication number
- JPS6345547B2 JPS6345547B2 JP9972182A JP9972182A JPS6345547B2 JP S6345547 B2 JPS6345547 B2 JP S6345547B2 JP 9972182 A JP9972182 A JP 9972182A JP 9972182 A JP9972182 A JP 9972182A JP S6345547 B2 JPS6345547 B2 JP S6345547B2
- Authority
- JP
- Japan
- Prior art keywords
- output
- counter
- timing
- input
- pulse
- 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.)
- Expired
Links
- 238000005259 measurement Methods 0.000 claims description 12
- 238000000034 method Methods 0.000 description 10
- 238000010586 diagram Methods 0.000 description 9
- 239000000446 fuel Substances 0.000 description 3
- 230000000630 rising effect Effects 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R23/00—Arrangements for measuring frequencies; Arrangements for analysing frequency spectra
- G01R23/02—Arrangements for measuring frequency, e.g. pulse repetition rate; Arrangements for measuring period of current or voltage
- G01R23/06—Arrangements for measuring frequency, e.g. pulse repetition rate; Arrangements for measuring period of current or voltage by converting frequency into an amplitude of current or voltage
- G01R23/09—Arrangements for measuring frequency, e.g. pulse repetition rate; Arrangements for measuring period of current or voltage by converting frequency into an amplitude of current or voltage using analogue integrators, e.g. capacitors establishing a mean value by balance of input signals and defined discharge signals or leakage
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measurement Of Unknown Time Intervals (AREA)
- Measuring Frequencies, Analyzing Spectra (AREA)
- Manipulation Of Pulses (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9972182A JPS58215567A (ja) | 1982-06-10 | 1982-06-10 | 矩形波制御回路 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9972182A JPS58215567A (ja) | 1982-06-10 | 1982-06-10 | 矩形波制御回路 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS58215567A JPS58215567A (ja) | 1983-12-15 |
| JPS6345547B2 true JPS6345547B2 (US20100012521A1-20100121-C00001.png) | 1988-09-09 |
Family
ID=14254933
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9972182A Granted JPS58215567A (ja) | 1982-06-10 | 1982-06-10 | 矩形波制御回路 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58215567A (US20100012521A1-20100121-C00001.png) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4510274B2 (ja) * | 2000-11-30 | 2010-07-21 | パナソニック株式会社 | 周波数検出方法、周波数検出装置および記録媒体 |
-
1982
- 1982-06-10 JP JP9972182A patent/JPS58215567A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS58215567A (ja) | 1983-12-15 |
