The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 18, 2017
Filed:
Jun. 13, 2013
Sipix Technology Inc., Taoyuan County, TW;
Yao-Jen Hsieh, Hsinchu County, TW;
Ming-Jong Jou, Hsinchu, TW;
Chi-Mao Hung, Hsinchu, TW;
Wei-Min Sun, Taipei, TW;
E Ink Holdings Inc., Hsinchu, TW;
Abstract
An electronic card including an antenna, a chip, a charging circuit and a battery is provided. The antenna receives an external electric signal, and the chip is coupled to the antenna, so as to receive the external electric signal and provide a demodulated electric signal. The charging circuit is coupled to the chip, receives the demodulated electric signal and converts the demodulated electric signal to generate a charging power. The battery is coupled to the charging circuit, wherein, the charging circuit provides the charging power to the battery according to a residual electricity of the battery, so as to charge the battery.