<p>A method comprises capturing at a first device electrical energy of electromagnetic waves transmitted by a second device. The method further comprises using the captured electrical energy for causing a modification of a visual appearance of a display component. In addition to the wireless power, the visual appearance may depend on a data transmission.</p>
申请公布号
WO2009043385(A1)
申请公布日期
2009.04.09
申请号
WO2007EP60609
申请日期
2007.10.05
申请人
NOKIA CORPORATION;MAEKELAE, KAJ;RADIVOJEVIC, ZORAN