Title:
LIGHT DETECTION SYSTEM
Document Type and Number:
WIPO Patent Application WO/2020/235258
Kind Code:
A1
Abstract:
This light detection system comprises a light-emitting device and a light-detecting device. The light-emitting device is provided with a first mirror having light-transmissive properties, a second mirror facing the first mirror, and an optical waveguide layer positioned between the first mirror and the second mirror. The light-detecting device is provided with a light-receiving surface that includes at least one light-receiving element. The light-detecting device detects reflection light from the light emitted via the first mirror by using the light-receiving element. A line normal to the light-receiving surface is inclined relative to a line normal to the first mirror.
Inventors:
YAMAOKA YOSHIKAZU
HASHIYA AKIRA
KATO YUMIKO
NAKAMURA KAZUKI
TAKAGI HIROYUKI
INADA YASUHISA
HISADA KAZUYA
HIRASAWA TAKU
HASHIYA AKIRA
KATO YUMIKO
NAKAMURA KAZUKI
TAKAGI HIROYUKI
INADA YASUHISA
HISADA KAZUYA
HIRASAWA TAKU
Application Number:
PCT/JP2020/016395
Publication Date:
November 26, 2020
Filing Date:
April 14, 2020
Export Citation:
Assignee:
PANASONIC IP MAN CO LTD (JP)
International Classes:
G01S7/481
Foreign References:
| JP2018124271A | 2018-08-09 | |||
| JP2019074361A | 2019-05-16 | |||
| JP2019028438A | 2019-02-21 | |||
| JPH0587635A | 1993-04-06 | |||
| JP2018512562A | 2018-05-17 | |||
| US20180364336A1 | 2018-12-20 | |||
| US20180217262A1 | 2018-08-02 |
Attorney, Agent or Firm:
KAMATA Kenji et al. (JP)
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