JPS57127854A - Space filter apparatus - Google Patents
Space filter apparatusInfo
- Publication number
- JPS57127854A JPS57127854A JP1350681A JP1350681A JPS57127854A JP S57127854 A JPS57127854 A JP S57127854A JP 1350681 A JP1350681 A JP 1350681A JP 1350681 A JP1350681 A JP 1350681A JP S57127854 A JPS57127854 A JP S57127854A
- Authority
- JP
- Japan
- Prior art keywords
- amplifier
- noise
- space filter
- components
- capacitor
- 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
Links
- 239000003990 capacitor Substances 0.000 abstract 2
- 238000006243 chemical reaction Methods 0.000 abstract 1
- 238000001514 detection method Methods 0.000 abstract 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P3/00—Measuring linear or angular speed; Measuring differences of linear or angular speeds
- G01P3/36—Devices characterised by the use of optical means, e.g. using infrared, visible, or ultraviolet light
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Electromagnetism (AREA)
- Power Engineering (AREA)
- General Physics & Mathematics (AREA)
- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
- Optical Communication System (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1350681A JPS57127854A (en) | 1981-01-30 | 1981-01-30 | Space filter apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1350681A JPS57127854A (en) | 1981-01-30 | 1981-01-30 | Space filter apparatus |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS57127854A true JPS57127854A (en) | 1982-08-09 |
| JPS6131818B2 JPS6131818B2 (enrdf_load_stackoverflow) | 1986-07-23 |
Family
ID=11835017
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1350681A Granted JPS57127854A (en) | 1981-01-30 | 1981-01-30 | Space filter apparatus |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS57127854A (enrdf_load_stackoverflow) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01134265A (ja) * | 1987-11-20 | 1989-05-26 | Hitachi Ltd | 速度計測装置 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS559471U (enrdf_load_stackoverflow) * | 1978-07-05 | 1980-01-22 |
-
1981
- 1981-01-30 JP JP1350681A patent/JPS57127854A/ja active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS559471U (enrdf_load_stackoverflow) * | 1978-07-05 | 1980-01-22 |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01134265A (ja) * | 1987-11-20 | 1989-05-26 | Hitachi Ltd | 速度計測装置 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6131818B2 (enrdf_load_stackoverflow) | 1986-07-23 |
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