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Patent Searching and Data


Title:
VISIBLE LIGHT COMMUNICATION RECEIVER
Document Type and Number:
WIPO Patent Application WO/2019/066433
Kind Code:
A1
Abstract:
A visible light communication receiver is disclosed. According to an embodiment of the present invention, the visible light communication receiver which comprises a main body; an interference blocking unit which includes an open incident surface on which a visible light signal is incident and a hollow through-path through which the visible light signal passes, which is disposed on a side of the main body, and in which the ratio of the height of the sidewall of the hollow through-path to the effective diameter of the open incident surface is 0.75 or more; a light receiving lens which is disposed at a lower portion of the hollow through-path and concentrates the visible light signal; a light receiving element which receives the visible light signal from the light receiving lens in a lower portion of the light receiving lens and converts the visible light signal into an electrical signal; and a signal processing unit which receives the electrical signal from the light receiving element and generates output data corresponding to the electrical signal is provided.

Inventors:
KIM, Sangok (108-602, 133-15 Gaebong-ro 2-gil,,Guro-gu, Seoul, 08331, KR)
KIM, Byungoh (7-1403, 47 Suseong-ro, Gwonseon-gu,,Suwon-si, Gyeonggi-do, 16415, KR)
YOON, Sang-ho (202-1404, 28 Jungbu-daero 448beon-gil, Yeongtong-gu,,Suwon-si, Gyeonggi-do, 16519, KR)
ROH, Seung-wan (101-2303, 373 Gwongwang-ro, Paldal-gu,,Suwon-si, Gyeonggi-do, 16493, KR)
Application Number:
KR2018/011315
Publication Date:
April 04, 2019
Filing Date:
September 21, 2018
Export Citation:
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Assignee:
YUYANG DNU CO., LTD. (223 Yuram-gil, Paltan-myeon,Hwaseong-si, Gyeonggi-do, 18530, KR)
International Classes:
H04B10/116; G02B5/28; G02B19/00; H04B10/67
Foreign References:
KR101530177B12015-06-22
KR19990007520U
EP1126427A22001-08-22
JP2009164427A2009-07-23
US6184521B12001-02-06
Attorney, Agent or Firm:
LEE, Chulhee (2-4F VERITAS Bldg, 26 Dogok-ro 33-gil,Gangnam-gu, Seoul, 06229, KR)
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