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.:

US 9270796 B1

PDF
Full Text
Expired
Date of Patent:
Feb. 23, 2016

Filed:

Jul. 06, 2014
Applicant:

Hon Hai Precision Industry Co., Ltd., New Taipei, TW;

Inventor:

Kuang-Yao Liao, New Taipei, TW;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04B 1/38 (2015.01); H04M 1/02 (2006.01);
U.S. Cl.
CPC ...
H04M 1/0277 (2013.01); H04M 1/026 (2013.01); H04M 2001/0204 (2013.01);
Abstract

A handheld electronic device includes a housing, a display screen and a keypad assembly. The keypad assembly includes a FPC board, a number of press keys and a light guiding module. The press keys are held on the FPC board. The light guiding module includes a light guiding plate and a light source. The light guiding plate is mounted on the press keys. The light source is coupled to the FPC board and provides input light for the light guiding plate. The keypad structure further includes a receiving coil and a shielding layer. The receiving coil surrounds a periphery of the press keys. The receiving coil transfers electromagnetic waves into power, and charges the handheld electronic device. The shielding layer is laid on and adhered to the press keys. The light guiding plate is laid on and adhered to the shielding layers.


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Liao, Kuang-Yao. (2016). Handheld electronic device with keypad assembly comprising receiving coil transforming electromagnetic waves into power (U.S. Patent No. 9270796). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9270796

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