Patent application 14009988 (US), filed 2013-10-04
Publication number: US20140023378A1
Title: VISIBLE LIGHT COMMUNICATION METHOD IN AN INFORMATION DISPLAY DEVICE HAVING AN LED BACKLIGHT UNIT, AND INFORMATION DISPLAY DEVICE FOR THE METHOD
CPC codes: H04B  10/1143
G06Q  30/02
H04B  10/114
Office action: rejection, dated 2015-10-13
Rejection reasons: anticipation_102
obviousness_103
Prior art cited: ref_id: 20110063510
ref_type: patent
severity: novelty_destroying
ref_id: 20110029385
ref_type: patent
severity: novelty_destroying
ref_id: 20110063510
ref_type: patent
severity: novelty_destroying
Final disposition: granted (2015-10-13)