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Title:
OPTICAL SENSOR AND METHOD FOR MANUFACTURING THE SAME
Document Type and Number:
Japanese Patent JP2010200970
Kind Code:
A
Abstract:

To provide an optical sensor effectively receiving weak nonelastic scattered light and a method for manufacturing the optical sensor.

The optical sensor is provided with a light emitting element 16 for emitting light, a light receiving element 17 for receiving interference light of nonelastic scattered light which is light from the light emitting element 16 scattered by a subject 100 and elastic scattered light, arranged on the same substrate 11 face where an electric wiring pattern is formed; includes a light blocking wall 18 arranged on the substrate 11 face so as to surround the light receiving element 17 and having an incident window for causing the interference scattered light to enter the light receiving face of the light receiving element 17; the light emitting element 16, the light blocking wall 18, and the light receiving element 17 are arranged so as to be adjacent to each other in the order.


Inventors:
SEISO TAKANORI
SHIMADA JUNICHI
HAGA TSUNEYUKI
Application Number:
JP2009049702A
Publication Date:
September 16, 2010
Filing Date:
March 03, 2009
Export Citation:
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Assignee:
NIPPON TELEGRAPH & TELEPHONE
International Classes:
A61B5/0285; A61B5/026; G01F1/66; G01N21/49; G01P5/00; H01L31/12
Domestic Patent References:
JPH11104113A1999-04-20
JP2008145168A2008-06-26
JP2007175415A2007-07-12
JP2008010832A2008-01-17
Foreign References:
WO2007144817A12007-12-21
Attorney, Agent or Firm:
Kenji Okada
Katsuhiro Imashita