BATTERY OPERATED DEVICES

• Main Authors: BAO YANJIE, WANG DAOHONG, CHENG KA WAI ERIC, YAU WAI PANG, TAM SIU CHUNG
• Format: Patent
• Language: English
• Published: 18.10.2012
• Subjects: ELECTRIC HEATING; ELECTRIC LIGHTING NOT OTHERWISE PROVIDED FOR; ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR; ELECTRICITY

A battery operated device such as a road stud comprises a micro-controller, a battery, and a light source. The micro-controller is configured to operate the battery to provide a train of power pulses to the light source, and each power pulse has a characteristic pulse period and a characteristic dut...