Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
LIGHT RECEIVING ELEMENT AND RANGE FINDING MODULE
Document Type and Number:
WIPO Patent Application WO/2020/017337
Kind Code:
A1
Abstract:
The present technology relates to a light receiving element and a range finding module, which are able to have improved characteristics. A light receiving element according to the present technology is provided with an on-chip lens, a wiring line layer, and a semiconductor layer that is arranged between the on-chip lens and the wiring line layer. The semiconductor layer is provided with: a first tap which comprises a first voltage application part and a first charge detection part that is arranged around the first voltage application part; and a second tap which comprises a second voltage application part and a second charge detection part that is arranged around the second voltage application part. This light receiving element is configured such that a retardation is detected with use of signals that have been detected by the first tap and the second tap. The present technology is applicable, for example, to a light receiving element which produces range information by means of a ToF method, or the like.

Inventors:
MURASE TAKURO (JP)
WATANABE RYOTA (JP)
WAKANO TOSHIFUMI (JP)
MARUYAMA TAKUYA (JP)
OTAKE YUSUKE (JP)
IMOTO TSUTOMU (JP)
ISOGAI YUJI (JP)
Application Number:
PCT/JP2019/026572
Publication Date:
January 23, 2020
Filing Date:
July 04, 2019
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
SONY SEMICONDUCTOR SOLUTIONS CORP (JP)
International Classes:
H01L27/146; G01S7/481; G01S17/89; H01L27/144; H01L31/0232; H01L31/10; H04N5/369
Domestic Patent References:
WO2017130825A12017-08-03
WO2017169122A12017-10-05
Foreign References:
JP2017522727A2017-08-10
JP2015026708A2015-02-05
JP2015076476A2015-04-20
JP2015060855A2015-03-30
JP2005235893A2005-09-02
JP2018063378A2018-04-19
US20170040362A12017-02-09
JP2011086904A2011-04-28
Other References:
See also references of EP 3644366A4
Attorney, Agent or Firm:
NISHIKAWA Takashi et al. (JP)
Download PDF: