Kubota & Basol LLP
Keyboard backlighting with reduced driver circuitry
Systems and methods for selective keyboard backlighting with reduced driver circuitry are provided. In one example embodiment, a method includes, inter alia, simultaneously controlling, with a control signal, an output of a first light emitting element that illuminates only one key of a plurality of keys of a keyboard and an output of a second light emitting element that illuminates only one key of the plurality of keys, and maintaining, with a current mirror circuit, uniformity between the output of the first light emitting element and the output of the second light emitting element.
Apple Inc.
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inventional inventional inventional additional inventional
Thai Q. Alejandro Lara Qian
La Ascorra Zhang