Wavelength conversion devices

Details Wavelength conversion devices Wavelength conversion devices

2008-02-27

2009-12-15

Sanghavi, Hemang (Department: 2874)

Optical: systems and elements

Optical frequency converter

C359S332000, C385S122000, C385S132000

Reexamination Certificate

active

07633672

ABSTRACT:
A wavelength conversion device is provided having a ridge optical waveguide and a periodic domain inversion structure formed in the waveguide. The optical waveguide has side wall faces, an upper face and edge areas formed between the upper face and the side wall face, respectively. R-faces are formed on the edge areas.

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U.S. Appl. No. 12/034,820, filed Feb. 21, 2008, Yoshino.

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