Pre-charge modulation of a laser array for 3D imaging applications
US12230939B2 · kind B2 · utility
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16Claims
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Key dates
| Filing date | Jul 21, 2021 |
| Grant date | Feb 18, 2025 |
| Priority date | — |
| Expiry date | Oct 29, 2043 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH03K17/943
- WIPO fieldBasic communication processes
- WIPO sectorElectrical engineering
Abstract
Laser drivers and methods are disclosed including a pulse input for receiving one or more logical pulse control signals, a delay circuit, a main pulse output, and a precharge pulse output for efficiently driving a laser with reduced time delay to desired optical output and reduced power consumption during between optical outputs.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.