Multiplexer-demultiplexer for integrated optic circuit
US5098804A · kind A · utility
19Cited by
18References
5Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Oct 16, 1989 |
| Grant date | Mar 24, 1992 |
| Priority date | — |
| Expiry date | Oct 16, 2009 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02B6/138
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A diffraction grating is created in the branching region of a photopolymer waveguide, preferably by directing onto the branching region coherent light through a hologram of a grating or by intersecting two or more coherent light beams on the branching region in a regular grating pattern.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.