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Smart device and controlling method thereof

  • US 9,936,113 B2
  • Filed: 01/22/2016
  • Issued: 04/03/2018
  • Est. Priority Date: 09/10/2015
  • Status: Expired due to Fees
First Claim
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1. A smart device, comprising:

  • a camera comprising a lens and an iris positioned over the lens, the iris comprising a multitude of films disposed concentrically in a same plane,wherein the multitude of films form a plurality of apertures such that each film has a respectively corresponding one of the plurality of apertures, each of the plurality of apertures having a different size, andwherein the iris is configured to adjust transparency of each film individually to form a different aperture; and

    a controller configured to cause the iris to adjust a size of an aperture formed in a corresponding one of the films to adjust quantity of light incident on the lens,wherein the iris further comprises a multitude of electrodes that are connected to the multitude of films, each of the electrodes being configured to apply voltage to a respectively corresponding one of the films, andwherein each of the films is discontinuous at at least one spot to be connected to a respectively corresponding one of the electrodes that is configured to apply the voltage to the corresponding film.

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