US3740690A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electro-optical detector
Assignee: United States Department of the Navy
•
Filing: 1972-03-14
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Granted: 1973-06-19
•
Expires: 1992-03-14
Abstract
Abstract An infrared detector comprising an amorphous film of (A1 y (Pb1 x Snx)y)z B1 z wherein A is Ge or Si, B is Te or Se, X varies from 0 to 1, y varies from 0 to 1 and z varies from 0 to 1 which is contacting glass.
Inventors
- 👤 P Scharnhorst
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 16:38
CPC Classifications
C; C03; C03C; C03C17/00; C03C17/06; H; H10; H10F; H10F99/00; Y; Y10; Y10S; Y10S148/00; Y10S148/064
Claims Analysis
Total Claims: 16
Claim 1
Independent Claim
14 words
The infrared detector element of claim 1 wherein said glass is also the substrate.
Claim 2
Dependent Claim
15 words
The infrared detector element of claim 1 wherein A is Ge and B is Te.
Claim 3
Dependent Claim
15 words
The infrared detector element of claim 2 wherein A is Ge and B is Te.
Claim 4
Dependent Claim
29 words
The infrared detector element of claim 1 wherein x varies from about 0.1 to about 0.3, y varies from about 0.04 to about 0.35 and z is about 0.5.
Claim 5
Dependent Claim
29 words
The infrared detector element of claim 2 wherein x varies from about 0.1 to about 0.3, y varies from about 0.04 to about 0.35 and z is about 0.5.
Claim 6
Dependent Claim
29 words
The infrared detector element of claim 3 wherein x varies from about 0.1 to about 0.3, y varies from about 0.04 to about 0.35 and z is about 0.5.
Claim 7
Dependent Claim
30 words
The infrared detector element of claim 1 which additionally comprises a pair of adjacent but non-contacting electrical conducting electrodes contacting one surface of said glass and contacting said amorphous film.
Claim 8
Dependent Claim
30 words
The infrared detector element of claim 2 which additionally comprises a pair of adjacent but non-contacting electrical conducting electrodes contacting one surface of said glass and contacting said amorphous film.
Claim 9
Dependent Claim
30 words
The infrared detector element of claim 3 which additionally comprises a pair of adjacent but non-contacting electrical conducting electrodes contacting one surface of said glass and contacting said amorphous film.
Claim 10
Dependent Claim
21 words
In the method of detecting infrared radiation using an infrared detector the improvement comprisng using the detector element of claim 1.
Claim 11
Dependent Claim
21 words
In the method of detecting infrared radiation using an infrared detector the improvement comprising using the detector element of claim 2.
Claim 12
Dependent Claim
20 words
In the method of detecting infrared radiation using an infrared detector the improvement comprising using the detector element of claim.
Claim 13
Dependent Claim
21 words
In the method of detecting infrared radiation using an infrared detector the improvement comprising using the detector element of claim 4.
Claim 14
Dependent Claim
21 words
In the method of detecting infrared radiation using an infrared detector the improvement comprising using the detector element of claim 8.
Claim 15
Dependent Claim
21 words
In the method of detecting infrared radiation using an infrared detector the improvement comrising using the detector element of claim 9.
Claim 16
Dependent Claim
21 words
In the method of detecting infrared radiation using an infrared detector the improvement comprising using the detector element of claim 10.
References Cited (Backward Citations)
US3224876A
Cited
US3364014A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-06-18 | 1976-12-18 | 1977-06-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-06-18 | 1980-12-18 | 1981-06-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-06-18 | 1984-12-18 | 1985-06-19 | $7700.00 | Window Closed / Lapsed |