US4681982A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Light-electricity conversion semiconductor device
Assignee: Mitsubishi Electric Corp
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Filing: 1986-05-08
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Granted: 1987-07-21
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Expires: 2006-05-08
Abstract
Abstract A semiconductor light-electricity conversion device, includes: a Group III-V compound semiconductor region having a pn junction therein and including gallium and arsenic; a silicon region having a pn junction; a zinc selenide layer inserted between said two regions; and a plurality of electrodes for outputting light generated current from said two regions.
Inventors
- 👤 Susumu Yoshida
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 07:54
CPC Classifications
H; H10; H10F; H10F10/00; H10F10/10; H10F10/14; H10F10/142; Y; Y02; Y02E; Y02E10/00; Y02E10/50; Y02E10/544; Y02E10/547
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
60 words
A semiconductor light-electricity conversion device, comprising: a Group III-V compound semiconductor region having a pn junction therein and comprising gallium and arsenic; a silicon region having a pn junction, said two regions positioned in optical series relation; a zinc seleniide layer inserted between said two regions; and a plurality of electrodes for outputting light generated current from said two regions.
Claim 2
Dependent Claim
60 words
A semiconductor light-electricity conversion device, comprising: a Group III-V compound semiconductor region having a pn junction therein and comprising gallium and arsenic; a silicon region having a pn junction, said two regions positioned in optical series relation; a zinc seleniide layer inserted between said two regions; and a plurality of electrodes for outputting light generated current from said two regions.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1990-07-20 | 1991-01-19 | 1991-07-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1994-07-20 | 1995-01-19 | 1995-07-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1998-07-20 | 1999-01-19 | 1999-07-21 | $7700.00 | Window Closed / Lapsed |