Electrically isolating vertical-emitting devices
US11189988B2 · kind B2 · utility
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2References
20Claims
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Assignee
Inventor
Key dates
| Filing date | Sep 30, 2019 |
| Grant date | Nov 30, 2021 |
| Priority date | — |
| Expiry date | Jan 22, 2040 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01S5/423
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A device includes a substrate, a vertical cavity surface emitting laser (VCSEL) array on top of the substrate, a via through the substrate and the VCSEL array, a first electrode extended from a top of the VCSEL array to a bottom of the substrate, through the via, the first electrode electrically connected to the VCSEL array, a second electrode on the bottom of the substrate, the second electrode electrically connected to the VCSEL array, and an isolator in the via providing electrical isolation between the first electrode and the second electrode.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.