Cadmium sulfide-selenide photodetectors and process for manufacture thereof
Abstract
Abstract A CADMIUM SULFIDE-SELENIDE PHOTODETECTOR AND A PROCESS FOR THE MANUFACTURE THEREOF COMPRISING VACUUM DEPOSITING CADMIUM SULFIDE, CADMIUM SELENIDE AND SILVER IN PREDETERMINED RATIOS ONTO A SUBSTRATE, MAINTAINING THE SUBSTRATE TEMPERATURE DURING DEPOSITION TO WITHIN $1*C. OF A VALUE WITHIN THE RANGE FROM 60*C. TO 85* C., MAINTAINING THE CADMIUM SULFIDE-SELENIDE EVAPORATION BOAT TEMPERATURE DURING DEPOSITION TO WITHIN $2*C. OF A VALUE WHICH IS GREATER THAN 850*C., AND POST-EVAPORATION FIRING SAID PHOTODETECTOR BY COVERING THE DETECTOR COPPER, APPLUING HEAT FOR A PREDETERMINED PERIOD OF TIME AND MAINTAINING THE TEMPERATURE OF THE APPLIED HEAT WITHIN A RANGE FROM 500*C. TO 700*C.
Inventors
- 👤 Gary D Babcock
- 👤 Steve Y Muto
Bibliographic Details
Claims Analysis
Total Claims: 0References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-02-22 | 1974-08-24 | 1975-02-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-02-22 | 1978-08-24 | 1979-02-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-02-22 | 1982-08-24 | 1983-02-23 | $7700.00 | Window Closed / Lapsed |