Communications: electrical – Visual indication – Using light emitting diodes
Patent
1998-12-21
2000-10-17
Crosland, Donnie L.
Communications: electrical
Visual indication
Using light emitting diodes
34081547, 340525, 358 115, 362800, G08B 522, G08B 2500, B41B 2700
Patent
active
061338443
ABSTRACT:
A system and method for allowing a user to program characteristics of at least one light emitting diode (LED) in order to convey information about the operational status of an appliance, such as a printer. The user of the printer selects one of a plurality of display mode options for the LED for a particular operational status condition of the printer. For each display mode option, there is a range of parameters that can be programmed by the user. Display mode setting information for the particular operational status condition (and chosen parameters) is stored based on a selected display mode option. The display mode option may be tested for a particular set of parameters to allow the user to adjust the parameters to his/her liking. Moreover, a combination of display mode options may be programmed for an operational status condition. During printer run-time, the operational status of the printer is monitored, and through firmware and software, the LED is controlled to operate in accordance with the selected display mode option when it is determined that the particular operational status condition of the printer occurs.
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Ahne Adam Jude
Edwards Mark Joseph
Crosland Donnie L.
Floam, Esq. D. Andrew
Lexmark International Inc.
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