Optical transmitting device and optical receiving device each having receptacle type optical module
US6565267B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Sep 26, 2001 |
| Grant date | May 20, 2003 |
| Priority date | — |
| Expiry date | Sep 26, 2021 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02B6/4292
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
An optical receiving device including a lead frame, a printed wiring board mounted on the lead frame and having a ground pattern, a ferrule assembly fixedly mounted on the lead frame and having a ceramic capillary, and a photodetecting element fixedly mounted on an end surface of the ceramic capillary. The optical receiving device further includes a preamplifier IC mounted on the printed wiring board, a wire for connecting the photodetecting element and the preamplifier IC, and an internal shield fixedly mounted on the ground pattern of the printed wiring board for covering the preamplifier IC and the wire. These components except a part thereof are enclosed by a resin mold package.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.