JPS6440079U - - Google Patents
Info
- Publication number
- JPS6440079U JPS6440079U JP13585087U JP13585087U JPS6440079U JP S6440079 U JPS6440079 U JP S6440079U JP 13585087 U JP13585087 U JP 13585087U JP 13585087 U JP13585087 U JP 13585087U JP S6440079 U JPS6440079 U JP S6440079U
- Authority
- JP
- Japan
- Prior art keywords
- light receiving
- circuit
- variable impedance
- infrared detector
- integrating
- 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
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
- Optical Communication System (AREA)
- Geophysics And Detection Of Objects (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1987135850U JPH0634713Y2 (ja) | 1987-09-04 | 1987-09-04 | 赤外線式検知器の受光回路 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1987135850U JPH0634713Y2 (ja) | 1987-09-04 | 1987-09-04 | 赤外線式検知器の受光回路 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS6440079U true JPS6440079U (zh) | 1989-03-09 |
JPH0634713Y2 JPH0634713Y2 (ja) | 1994-09-07 |
Family
ID=31395820
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1987135850U Expired - Lifetime JPH0634713Y2 (ja) | 1987-09-04 | 1987-09-04 | 赤外線式検知器の受光回路 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0634713Y2 (zh) |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS50119552A (zh) * | 1974-03-02 | 1975-09-19 | ||
JPS6115583U (ja) * | 1984-07-03 | 1986-01-29 | 松下電器産業株式会社 | 光量変化式検知器 |
-
1987
- 1987-09-04 JP JP1987135850U patent/JPH0634713Y2/ja not_active Expired - Lifetime
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS50119552A (zh) * | 1974-03-02 | 1975-09-19 | ||
JPS6115583U (ja) * | 1984-07-03 | 1986-01-29 | 松下電器産業株式会社 | 光量変化式検知器 |
Also Published As
Publication number | Publication date |
---|---|
JPH0634713Y2 (ja) | 1994-09-07 |