Gain Swept HDR Imaging using Conventional Cameras

Patent Status: 

Patent Filed

Indian Patent Applicaton No: 

201611001989

Overview: 

High illumination HDR photography

Key Features: 

  • To protect the image from losing data due to saturation
  • Lost information is retrieved from the low dynamic range (LDR) images taken at a series of different gains
  • Handling excessively illuminated environments
  • Using a programmable LCD based time varying ND filter which utilizes the camera‚Äôs automatic gain control (AGC) response
  • The solution uses off-the-shelf capturing devices with no additional hardware requirement making the integration much more convenient and simple

Applications: 

  • Commercial camera and mobile manufacturers

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