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Smart necklace with stereo vision and onboard processing

  • US 10,248,856 B2
  • Filed: 09/08/2014
  • Issued: 04/02/2019
  • Est. Priority Date: 01/14/2014
  • Status: Active Grant
First Claim
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1. A wearable neck device for providing optical character or image recognition information to a user, comprising:

  • a band having a left portion, a right portion, and a central portion connecting the left portion and the right portion;

    an inertial measurement unit (IMU) that is configured to detect IMU data including a body posture of the user;

    at least one camera connected to the band, having a field of view, and configured to detect image data corresponding to a surrounding environment of the user;

    a memory storing optical character or image recognition processing data corresponding to an algorithm or a set of instructions for identifying characters or images of documents;

    a processor connected to the IMU, the memory and the at least one camera, and configured to;

    determine, using the image data, a location of the user,determine, using the IMU data, the body posture of the user,detect, using the image data, a plurality of documents in the surrounding environment of the user based on the location of the user,determine, using the image data and IMU data, that the plurality of documents are of interest to the user based on the determined location and the determined body posture of the user relative to a location of the plurality of documents in the surrounding environment of the user, and in response;

    recognize a document that is among the plurality of documents that are of interest and in the surrounding environment of the user,provide a description of the document that identifies the document to the user,receive a user selection of the document that is among the plurality of documents that are of interest and in the surrounding environment of the user in response to providing the description of the document to the user,select the document that is among the plurality of documents in the surrounding environment based on the user selection,adjust the field of view of the at least one camera such that the document is within the adjusted field of view,recognize, using the optical character or image recognition processing data, at least one of a character or an image of the document, anddetermine output data based on the at least one of the character or the image of the document; and

    a speaker configured to provide audio information to the user based on the output data.

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