Invention Grant
- Patent Title: Frequency conversion device, wavelength multiplex device and frequency conversion method
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Application No.: US14796047Application Date: 2015-07-10
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Publication No.: US09866344B2Publication Date: 2018-01-09
- Inventor: Futoshi Izumi
- Applicant: FUJITSU LIMITED
- Applicant Address: JP Kawasaki
- Assignee: FUJITSU LIMITED
- Current Assignee: FUJITSU LIMITED
- Current Assignee Address: JP Kawasaki
- Agency: Fujitsu Patent Center
- Main IPC: H04J14/02
- IPC: H04J14/02 ; H04Q11/00 ; G02F1/35 ; H04B10/04 ; H04B10/06 ; H04B10/291
Abstract:
A frequency conversion device includes: an optical convertor configured to convert a source modulated light into an unmodulated light; and a frequency convertor configured to use the unmodulated light converted by the optical convertor as a reference light and convert the source modulated light into a modulated light that has a desirable frequency.
Public/Granted literature
- US20150318947A1 FREQUENCY CONVERSION DEVICE, WAVELENGTH MULTIPLEX DEVICE AND FREQUENCY CONVERSION METHOD Public/Granted day:2015-11-05
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