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Camera opening for smartphone battery case to reduce flash glare

  • US 9,313,305 B1
  • Filed: 08/13/2013
  • Issued: 04/12/2016
  • Est. Priority Date: 07/16/2010
  • Status: Active Grant
First Claim
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1. A method comprising:

  • providing a case of a smartphone comprising a base front surface and base back surface;

    providing a cushioning material coupled to the base front surface that is a different material from the base front surface, wherein a surface of the cushioning material is raised slightly compared to the base front surface, and a housing of the smartphone will be placed against the surface of the cushioning material on the base front surface;

    enclosing a battery between the base front surface and base back surface;

    coupling electronic circuitry on a first printed circuit board to the battery, wherein the electronic circuitry comprises a plurality of battery gauge indicators, wherein the battery gauge indicators are visible from an exterior of the case;

    coupling a second printed circuit board to an inner connector and the first printed circuit board, wherein the second printed circuit board is a separate printed circuit board from the first printed circuit board, the inner connector is coupled to the battery through the first printed circuit board, and the inner connector is adapted to interface with a connector of the smartphone;

    providing a button coupled to the electronic circuitry of the first printed circuit board, wherein the button is accessible from the exterior of the case;

    when the button is depressed, using the electronic circuitry to detect a charge level of the battery and indicating a detected charge level by activating a number of the battery gauge indicators;

    providing a camera-flash opening formed in the case, wherein the camera-flash opening extends a thickness of the case, the camera-flash opening has a first dimension longer than a second dimension, transverse to the first dimension, and the camera-flash opening of the case is positioned so a flash emitted by the camera flash of the smartphone passes through the camera-flash opening; and

    causing an edging of the camera-flash opening of the case to have a dark coloring.

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