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| Number | Title | Issue Date |
| 7924861 | Signal communication apparatus and signal communication system A signal communication apparatus includes a transmission component, a reception component and an identification information storage component. The transmission component is connectable to an information processing device and a signal propagation medium, and transmit... | 04/12/2011 |
| 7444083 | Optical fiber transmission system with a plural emitting point transmitter In an optical signal transmission system which can perform high-speed optical transmission not lower than 1 Gbps, VCSEL has light-emission points. A core diameter of an optical fiber GI-POF is set to not lower than 200 μm, and the light-emission points of VCSEL are... | 10/28/2008 |
| 7394989 | Signal transmission device A transmission unit of a signal transmission device includes: a transmission-side detection unit that detects image information from an inputted electrical signal; a receiving unit that receives, from a reception unit, a status signal representing an arrival status ... | 07/01/2008 |
| 7245832 | Radio communication apparatus An optical bus 30 optically connects each board of a signal processing section 22 and each board of a transmission/reception section 40 for transmitting an optical signal output to the optical bus 30 by each board of the signal processing... | 07/17/2007 |
| 7039274 | Light signal transmitting device and signal processing device In a device of the present invention for allowing signal light to enter a light guide body using an optical fiber, a light guide body, which is constituted by dispersing particles for scattering the signal light in an optical medium, is selected as a light guide pat... | 05/02/2006 |
| 6966706 | Light-emitting device and optical transmission unit A light-emitting device includes 16 vertical-cavity surface-emitting laser diodes (VCSELs) disposed like a 4×4 grid, for example, in a sufficiently narrower range than the end surface of an optical fiber. The 16 VCSELs disposed in the light-emitting device emit opt... | 11/22/2005 |
| 6878925 | Optical wiring circuit, optical wiring circuits layered body and opto-electric wiring apparatus A first optical wave guide 36 and a second optical wave guide 40 are connected to both sides of a planer optical waveguide 32, respectively. The other ends 36b, 40b of the first and second optical wave guides 36, 4... | 04/12/2005 |
| 6814501 | Light-emitting device and optical transmission unit A light-emitting device includes 16 vertical-cavity surface-emitting laser diodes (VCSELs) disposed like a 4×4 grid, for example, in a sufficiently narrower range than the end surface of an optical fiber. The 16 VCSELs disposed in the light-emitting device emit opt... | 11/09/2004 |
