| US 7,469,083 B2 | ||
| Optical waveguide | ||
| Kenji Todori, Yokohama (Japan); Reiko Yoshimura, Kawasaki (Japan); Tsukasa Tada, Hachioji (Japan); Kou Yamada, Yokohama (Japan); and Miho Maruyama, Yokohama (Japan) | ||
| Assigned to Kabushiki Kaisha Toshiba, Tokyo (Japan) | ||
| Filed on Mar. 17, 2008, as Appl. No. 12/49,662. | ||
| Claims priority of application No. 2007-085699 (JP), filed on Mar. 28, 2007. | ||
| Prior Publication US 2008/0240652 A1, Oct. 02, 2008 | ||
| Int. Cl. G02B 6/26 (2006.01); G02B 6/12 (2006.01); G02B 6/34 (2006.01) | ||
| U.S. Cl. 385—39 [385/14; 385/37] | 13 Claims |
| 1. An optical waveguide comprising:
a propagating light waveguide;
a coupler comprising a photonic crystal; and
a surface plasmon waveguide,
the propagating light waveguide, the coupler, and the surface plasmon waveguide being disposed in one plane along a waveguiding
direction.
|