IT8050218A0 - Circuito preamplificatore a retroazione ottica in particolare per telecamere - Google Patents
Circuito preamplificatore a retroazione ottica in particolare per telecamereInfo
- Publication number
- IT8050218A0 IT8050218A0 IT8050218A IT5021880A IT8050218A0 IT 8050218 A0 IT8050218 A0 IT 8050218A0 IT 8050218 A IT8050218 A IT 8050218A IT 5021880 A IT5021880 A IT 5021880A IT 8050218 A0 IT8050218 A0 IT 8050218A0
- Authority
- IT
- Italy
- Prior art keywords
- cameras
- optical feedback
- preamplifier circuit
- circuit particularly
- feedback preamplifier
- Prior art date
Links
- 230000003287 optical effect Effects 0.000 title 1
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/04—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements with semiconductor devices only
- H03F3/08—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements with semiconductor devices only controlled by light
- H03F3/082—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements with semiconductor devices only controlled by light with FET's
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Amplifiers (AREA)
- Picture Signal Circuits (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/096,727 US4284960A (en) | 1979-11-23 | 1979-11-23 | Photo-feedback preamplifier circuit |
Publications (2)
Publication Number | Publication Date |
---|---|
IT8050218A0 true IT8050218A0 (it) | 1980-11-21 |
IT1142192B IT1142192B (it) | 1986-10-08 |
Family
ID=22258799
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT50218/80A IT1142192B (it) | 1979-11-23 | 1980-11-21 | Circuito preamplificolare per telecamere |
Country Status (10)
Country | Link |
---|---|
US (1) | US4284960A (it) |
JP (1) | JPS5686512A (it) |
BE (1) | BE886313A (it) |
CA (1) | CA1145033A (it) |
DE (1) | DE3043944C2 (it) |
FR (1) | FR2470488B1 (it) |
GB (1) | GB2064254B (it) |
HK (1) | HK49989A (it) |
IT (1) | IT1142192B (it) |
NL (1) | NL8006375A (it) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4761549A (en) * | 1986-11-21 | 1988-08-02 | Hewlett-Packard Company | A linear photo-responsive circuit |
US5075794A (en) * | 1990-11-15 | 1991-12-24 | Amp Incorporated | Reflective opitical feedback element |
US5130762A (en) * | 1990-11-20 | 1992-07-14 | Amp Incorporated | Integrated quantum well feedback structure |
US5216386A (en) * | 1991-12-20 | 1993-06-01 | Honeywell Inc. | Transimpedance amplifier |
DE4210102C2 (de) * | 1992-03-27 | 1999-02-25 | Rall Gerhard | Vorrichtung zum optischen Bestimmen von Kenngrößen perfundierten Gewebes |
CA2557226A1 (en) * | 2004-03-22 | 2005-10-06 | Huntsman Advanced Materials (Switzerland) Gmbh | Photocurable compositions |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3611173A (en) * | 1969-11-03 | 1971-10-05 | Atomic Energy Commission | Charge-sensitive preamplifier using optoelectronic feedback |
JPS5116114B1 (it) * | 1971-07-28 | 1976-05-21 | ||
US3772514A (en) * | 1971-11-08 | 1973-11-13 | Capintec Inc | Isolation amplifier |
FR2239063B1 (it) * | 1973-07-27 | 1977-09-16 | Thomson Csf | |
US3946335A (en) * | 1975-02-18 | 1976-03-23 | Bell Telephone Laboratories, Incorporated | Stabilization circuit for radiation emitting diodes |
JPS51113555A (en) * | 1975-03-31 | 1976-10-06 | Japan Atom Energy Res Inst | Self-feedback-type low noise electric charge amplifier |
DE2607206A1 (de) * | 1976-02-23 | 1977-09-01 | Rollei Werke Franke Heidecke | Fotostromverstaerker |
-
1979
- 1979-11-23 US US06/096,727 patent/US4284960A/en not_active Expired - Lifetime
-
1980
- 1980-11-13 CA CA000364562A patent/CA1145033A/en not_active Expired
- 1980-11-21 NL NL8006375A patent/NL8006375A/nl not_active Application Discontinuation
- 1980-11-21 DE DE3043944A patent/DE3043944C2/de not_active Expired
- 1980-11-21 GB GB8037463A patent/GB2064254B/en not_active Expired
- 1980-11-21 FR FR808024736A patent/FR2470488B1/fr not_active Expired
- 1980-11-21 IT IT50218/80A patent/IT1142192B/it active
- 1980-11-24 BE BE0/202909A patent/BE886313A/fr not_active IP Right Cessation
- 1980-11-25 JP JP16473580A patent/JPS5686512A/ja active Pending
-
1989
- 1989-06-22 HK HK499/89A patent/HK49989A/xx unknown
Also Published As
Publication number | Publication date |
---|---|
FR2470488B1 (fr) | 1985-07-26 |
CA1145033A (en) | 1983-04-19 |
IT1142192B (it) | 1986-10-08 |
HK49989A (en) | 1989-06-30 |
BE886313A (fr) | 1981-03-16 |
DE3043944A1 (de) | 1981-06-11 |
JPS5686512A (en) | 1981-07-14 |
DE3043944C2 (de) | 1983-02-24 |
NL8006375A (nl) | 1981-06-16 |
GB2064254B (en) | 1984-04-26 |
FR2470488A1 (fr) | 1981-05-29 |
GB2064254A (en) | 1981-06-10 |
US4284960A (en) | 1981-08-18 |
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