Ultra-compact planar AWG circuits and systems

Optical waveguides – With optical coupler – Input/output coupler

Reexamination Certificate

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C385S014000, C385S041000, C385S129000, C257S010000, C257S011000, C257S021000, C257S053000, C257S054000, C257S055000, C257S056000, C257S072000, C257S113000, C257S114000, C257S115000, C257S116000, C257S117000, C257S118000, C257S499000

Reexamination Certificate

active

07492988

ABSTRACT:
Planar AWG circuits and systems are disclosed that use air trench bends to increase planar circuit compactness.

REFERENCES:
patent: 6788847 (2004-09-01), Paddon et al.
patent: 7035794 (2006-04-01), Sirivara
patent: 7317853 (2008-01-01), Laurent-Lund et al.
patent: 2003/0012479 (2003-01-01), Kitou et al.
patent: 2003/0053785 (2003-03-01), Ho
patent: 2003/0223674 (2003-12-01), Bell et al.

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