Patent ID: 9294602
Filing Date: 2016-03-22
CPC Classification: F21V,G03B,G08B,H04B,H04M,H04N

Claim Text:
1. A security device comprising: a housing; a switch configured to be operated by a hand that holds the housing; a start switch circuit comprising the switch and configured to supply a start signal when the switch is operated; a microcontroller configured to be supplied with the start signal and configured to supply a control pulse signal and a shutter signal; a switching circuit configured to be supplied with the control pulse signal and constant current and configured to supply a constant current pulse; a constant current supply configured to supply the constant current; a light-emitting element configured to be supplied with the constant current pulse and configured to emit pulsed light to an outside of the housing; an imaging unit configured to be supplied with the shutter signal and configured to perform imaging in an emission direction of the pulsed light and supply image information; and a communication unit configured to transmit the image information to a communication network.