DE1539740A1 - Photowiderstand - Google Patents
PhotowiderstandInfo
- Publication number
- DE1539740A1 DE1539740A1 DE19661539740 DE1539740A DE1539740A1 DE 1539740 A1 DE1539740 A1 DE 1539740A1 DE 19661539740 DE19661539740 DE 19661539740 DE 1539740 A DE1539740 A DE 1539740A DE 1539740 A1 DE1539740 A1 DE 1539740A1
- Authority
- DE
- Germany
- Prior art keywords
- cathode
- cell
- photoresistor
- light
- anode
- 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
- 230000035699 permeability Effects 0.000 claims description 3
- 230000009365 direct transmission Effects 0.000 claims description 2
- 230000004907 flux Effects 0.000 claims description 2
- 238000007493 shaping process Methods 0.000 claims description 2
- 239000011358 absorbing material Substances 0.000 claims 1
- 230000007423 decrease Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 239000004020 conductor Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000000750 progressive effect Effects 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
- 241000554155 Andes Species 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000010422 painting Methods 0.000 description 1
- 229920002120 photoresistant polymer Polymers 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 230000003313 weakening effect Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G1/00—Details of arrangements for controlling amplification
- H03G1/0005—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal
- H03G1/0035—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal using continuously variable impedance elements
- H03G1/0047—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal using continuously variable impedance elements using photo-electric elements
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10F—INORGANIC SEMICONDUCTOR DEVICES SENSITIVE TO INFRARED RADIATION, LIGHT, ELECTROMAGNETIC RADIATION OF SHORTER WAVELENGTH OR CORPUSCULAR RADIATION
- H10F55/00—Radiation-sensitive semiconductor devices covered by groups H10F10/00, H10F19/00 or H10F30/00 being structurally associated with electric light sources and electrically or optically coupled thereto
- H10F55/20—Radiation-sensitive semiconductor devices covered by groups H10F10/00, H10F19/00 or H10F30/00 being structurally associated with electric light sources and electrically or optically coupled thereto wherein the electric light source controls the radiation-sensitive semiconductor devices, e.g. optocouplers
- H10F55/205—Radiation-sensitive semiconductor devices covered by groups H10F10/00, H10F19/00 or H10F30/00 being structurally associated with electric light sources and electrically or optically coupled thereto wherein the electric light source controls the radiation-sensitive semiconductor devices, e.g. optocouplers wherein the radiation-sensitive semiconductor devices have no potential barriers, e.g. photoresistors
- H10F55/208—Optical potentiometers
Landscapes
- Vessels And Coating Films For Discharge Lamps (AREA)
- Adjustable Resistors (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR4509A FR1431897A (fr) | 1965-02-05 | 1965-02-05 | Photorhéostat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE1539740A1 true DE1539740A1 (de) | 1969-10-02 |
Family
ID=8570136
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19661539740 Pending DE1539740A1 (de) | 1965-02-05 | 1966-02-04 | Photowiderstand |
Country Status (5)
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2014871A1 (de) * | 1970-03-26 | 1971-10-14 | Agfa Gevaert Ag | Fotowiderstand |
| US4284885A (en) * | 1978-05-26 | 1981-08-18 | Honeywell Inc. | Optical potentiometer |
| US4551623A (en) * | 1981-12-07 | 1985-11-05 | The Secretary Of State For Defence In Her Britannic Majesty's Government Of The United Kingdom Of Great Britain And Northern Ireland | Photoconductive detector with an A/C bias and responsivity dependent upon the polarity of the bias |
| JPS58207766A (ja) * | 1982-05-28 | 1983-12-03 | Fuji Xerox Co Ltd | イメ−ジセンサ |
| US4600834A (en) * | 1983-10-31 | 1986-07-15 | The United States Of America As Represented By The United States Department Of Energy | Precision zero-home locator |
| DE69832820T2 (de) * | 1998-10-13 | 2006-09-14 | Hamamatsu Photonics K.K., Hamamatsu | Halbleiter-positionssensor |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3258601A (en) * | 1966-06-28 | Photosensitive variable resistance device | ||
| US2997630A (en) * | 1956-08-30 | 1961-08-22 | Itt | Holding switch |
| US2967945A (en) * | 1957-03-09 | 1961-01-10 | Philips Corp | Variable electric impedance |
| US3143653A (en) * | 1961-06-01 | 1964-08-04 | Lear Siegler Inc | Photosensitive electroluminescent indicating apparatus |
| US3171034A (en) * | 1961-12-21 | 1965-02-23 | Tomasulo Walter | Electro-optical control |
| US3363106A (en) * | 1964-06-26 | 1968-01-09 | Seeburg Corp | Photo-conductor potential divider |
-
1965
- 1965-02-05 FR FR4509A patent/FR1431897A/fr not_active Expired
-
1966
- 1966-01-27 US US523332A patent/US3414730A/en not_active Expired - Lifetime
- 1966-01-31 GB GB4112/66A patent/GB1128593A/en not_active Expired
- 1966-02-04 DE DE19661539740 patent/DE1539740A1/de active Pending
- 1966-02-04 NL NL6601440A patent/NL6601440A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| US3414730A (en) | 1968-12-03 |
| GB1128593A (en) | 1968-09-25 |
| FR1431897A (fr) | 1966-03-18 |
| NL6601440A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1966-08-08 |
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