Interactive LED device

Details Interactive LED device Interactive LED device

2005-02-08

2005-02-08

Nguyen, Kim (Department: 3713)

Amusement devices: toys

Having light-or sound-responsive switch or control

C463S030000

Reexamination Certificate

active

06851999

ABSTRACT:
An interactive light emitting diode display having a plurality of individual light-emitting diode units. Each light-emitting diode unit further has at least one light-emitting diode die, an individual driving circuit operative to drive the light-emitting diode die, a micro-controller unit operative to transmit a driving signal to the driving circuit and an activation/inactivation signal, and a transceiver operative to transmit the activation/inactivation signal to activate/inactivate another light-emitting diode unit, and to receive an external activation/inactivation signal.

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patent: 6265984 (2001-07-01), Molinaroli
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patent: 6424096 (2002-07-01), Lowe et al.
patent: 20010028227 (2001-10-01), Lys et al.
patent: 20030137258 (2003-07-01), Piepgras et al.
patent: 20030213045 (2003-11-01), Fuentes

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