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Title:
IMAGING DEVICE, OBJECT DETECTOR AND MOBILE DEVICE CONTROL SYSTEM
Document Type and Number:
WIPO Patent Application WO/2016/084359
Kind Code:
A1
Abstract:
An imaging device includes a reflection polarization prism having an incident surface on which illumination light emitted from a light emitter is incident and a transmission surface that passes the illumination light entered the incident surface through one surface of a light-transmitting member, an imager including an image sensor having a first light-receiving portion that receives light from a predetermined imaging area transmitting the light-transmitting member and a second light-receiving portion adjacent to the first light-receiving portion that receives the illumination light reflected on an opposite surface to the one surface of the light-transmitting member, and an optical member that emits the light introduced from the predetermined imaging area to the first light-receiving portion and emits the illumination light reflected on the opposite surface of the light-transmitting member to the second light-receiving portion.

Inventors:
ITOH IZUMI (JP)
KAWAMURA AKIHIRO (JP)
SHIRASAKI KEN (JP)
ISHIZUKA KENICHI (JP)
FUJIWARA KENYA (JP)
SATOH HIROYUKI (JP)
TAKASU SHUSAKU (JP)
Application Number:
PCT/JP2015/005812
Publication Date:
June 02, 2016
Filing Date:
November 20, 2015
Export Citation:
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Assignee:
RICOH CO LTD (JP)
ITOH IZUMI (JP)
KAWAMURA AKIHIRO (JP)
SHIRASAKI KEN (JP)
ISHIZUKA KENICHI (JP)
FUJIWARA KENYA (JP)
SATOH HIROYUKI (JP)
TAKASU SHUSAKU (JP)
International Classes:
H04N5/225; G01N21/17; G01W1/14; G06V10/143; G06V10/147
Domestic Patent References:
WO2014010713A12014-01-16
Foreign References:
JP2003315256A2003-11-06
Other References:
See also references of EP 3225020A4
Attorney, Agent or Firm:
NISHIWAKI, Tamio (4-16 Yaesu 1-chome, Chuo-k, Tokyo 28, JP)
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