Display device

Details Display device Display device

2007-02-20

2007-02-20

Nguyen, Tai (Department: 2612)

Communications: electrical

Condition responsive indicating system

Specific condition

C340S568200, C340S568800, C340S571000, C340S693300, C340S426110, C340S937000, C071S057000

Reexamination Certificate

active

10679405

ABSTRACT:
A display device body includes an image display section for displaying an image, a first power supply section for supplying power to the image display section, an anti-theft section for preventing the display device body from theft, and a second power supply section for supplying power to the anti-theft section. The anti-theft section includes a vibration sensor for sensing a shake of the display device body, a vibration detection section for detecting a vibration based on an output level from the vibration sensor, a state retention section for selectively retaining one of a cautionary state in which caution is taken against the theft of the display device and an alarming state indicating that the display device is being stolen, an alarm section for issuing an alarm when the state retention section is in the alarming state, and an operation control section.

REFERENCES:
patent: 5578991 (1996-11-01), Scholder
patent: 5760690 (1998-06-01), French
patent: 5767771 (1998-06-01), Lamont
patent: 6531961 (2003-03-01), Matsudaira
patent: 2-253395 (1990-10-01), None
patent: 8-249546 (1996-09-01), None
patent: 2001-283337 (2001-10-01), None

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