Invention Grant
US09083544B2 Information communication method of obtaining information from a subject by demodulating data specified by a pattern of a bright line included in an obtained image
有权
信息通信方法,通过解调由所获得的图像中包括的亮线的图案指定的数据来从对象获得信息
- Patent Title: Information communication method of obtaining information from a subject by demodulating data specified by a pattern of a bright line included in an obtained image
- Patent Title (中): 信息通信方法,通过解调由所获得的图像中包括的亮线的图案指定的数据来从对象获得信息
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Application No.: US13911530Application Date: 2013-06-06
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Publication No.: US09083544B2Publication Date: 2015-07-14
- Inventor: Mitsuaki Oshima , Hideki Aoyama , Koji Nakanishi , Tsutomu Mukai , Shigehiro Iida , Ikuo Fuchigami , Yosuke Matsushita , Kazunori Yamada , Hidehiko Shin
- Applicant: Panasonic Intellectual Property Corporation of America
- Applicant Address: US CA Torrance
- Assignee: Panasonic Intellectual Property Corporation of America
- Current Assignee: Panasonic Intellectual Property Corporation of America
- Current Assignee Address: US CA Torrance
- Agency: Wenderoth, Lind & Ponack, L.L.P.
- Priority: JP2012-119082 20120524; JP2012-286339 20121227; JP2013-070740 20130328; JP2013-082546 20130410
- Main IPC: H04N3/14
- IPC: H04N3/14 ; H04N5/335 ; H04L12/28 ; H04B10/11 ; H04N5/235 ; H04W4/00 ; H04B10/116 ; H04B10/114 ; H04B10/54 ; H04N5/232 ; H04N5/243

Abstract:
An information communication method includes: setting an exposure time of an image sensor to less than or equal to 1/2000 second so that, in an image obtained by capturing a subject by the image sensor, a stripe bright line parallel to a plurality of exposure lines included in the image sensor appears according to a change in luminance of the subject; obtaining the image including the stripe bright line parallel to the plurality of exposure lines by, using the set exposure time, starting exposure sequentially for the plurality of exposure lines each at a different time; and obtaining information by demodulating data according to, in a pattern of the bright line included in the obtained image, a brightness change in a direction perpendicular to the plurality of exposure lines.
Public/Granted literature
- US20140037296A1 INFORMATION COMMUNICATION DEVICE Public/Granted day:2014-02-06
Information query