Optical modulator
US12339562B2 · kind B2 · utility
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8Claims
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Key dates
| Filing date | Mar 22, 2021 |
| Grant date | Jun 24, 2025 |
| Priority date | — |
| Expiry date | Dec 3, 2041 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02F1/212
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
An optical modulator includes a plurality of optical modulation units having a Mach-Zehnder type optical waveguide consisting of two optical waveguides and a high-frequency line pair arranged along the two optical waveguides and consisting of two signal electrodes for applying a pair of differential high-frequency signals, and a plurality of high-resistance conductive films are provided between adjacent high-frequency line pairs separated from the high-frequency line pair.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.