Title:
光ポインティング装置およびそれを備える電子機器、並びに、導光体および導光方法。
Document Type and Number:
Japanese Patent JP4902714
Kind Code:
B2
Abstract:
In order to reduce the number of components in the optical pointing device, and the number of steps for assembling, bonding, etc. the components, a light guide (24) according to the present invention for use in an optical pointing device (30) is configured to include a redirecting element (12) for receiving light from a touch surface (11) and reflecting the light so as to guide the light into a horizontal direction, and an image forming section (14) for receiving the reflected light and reflecting the reflected light to an opposite direction backward to the horizontal direction, so as to form an image of the light, the light guide (24) outputting the image of the light from a light output section.
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Inventors:
Takahiro Miyake
Rensaburo Miki
Satoshi Noro
Takaya Hideya
Rensaburo Miki
Satoshi Noro
Takaya Hideya
Application Number:
JP2009227526A
Publication Date:
March 21, 2012
Filing Date:
September 30, 2009
Export Citation:
Assignee:
Sharp Corporation
International Classes:
G06F3/041; G06F3/0354; G06T1/00
Domestic Patent References:
| JP11031216A | ||||
| JP2007050032A | ||||
| JP2008507787A | ||||
| JP2000353048A | ||||
| JP2002044727A | ||||
| JP2008510248A | ||||
| JP11509639A |
Attorney, Agent or Firm:
Kenzo Hara International Patent Office