The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 25, 2015
Filed:
Sep. 01, 2009
Hyuk-choon Kwon, Seoul, KR;
Eun-tae Won, Seoul, KR;
Tae-han Bae, Seongnam-si, KR;
Jae-seung Son, Suwon-si, KR;
Dong-seek Park, Yongin-si, KR;
Hyuk-Choon Kwon, Seoul, KR;
Eun-Tae Won, Seoul, KR;
Tae-Han Bae, Seongnam-si, KR;
Jae-Seung Son, Suwon-si, KR;
Dong-Seek Park, Yongin-si, KR;
Samsung Electronics Co., Ltd, , KR;
Abstract
An optical communication apparatus includes an optical signal transmitting unit to output an optical signal; an optical signal receiving unit to receive an optical signal; a retro-reflector to retro-reflect the received optical signal in a direction opposite to an incident angle of the received optical signal; and a control unit to direct the retro-reflector to receive the optical signal and to retro-reflect a response signal, which includes the received optical signal and data to be transmitted, in response to the received optical signal.