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Character input method and system as well as electronic device and keyboard thereof

  • US 10,248,878 B2
  • Filed: 06/03/2010
  • Issued: 04/02/2019
  • Est. Priority Date: 07/21/2009
  • Status: Active Grant
First Claim
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1. A character input method comprising the following steps:

  • step A, inputting a text through an electronic device;

    step B, electing a photography input procedure and starting a photographing device during text input on the electronic device;

    step C, imaging a text image with the photographing device;

    step D, recognizing pointed text in the text image and converting the pointed text into a character text through an optical character recognition module; and

    Step E, inputting the converted character text into a current text in process, or inputting modified character text into the current text in process after some modifications;

    wherein the photographing device takes the text image, the display unit of the electronic device displays a preview box of the photographing device, wherein the preview box comprises characters to be input;

    wherein the optical character recognition module recognizes the pointed text image in the preview box;

    wherein the preview box comprises a mark of character direction for marking the direction of characters;

    wherein the step C also includes changing the character direction to be a horizontal character layout or a vertical character layout during text input; and

    wherein the optical character recognition module recognizes the characters according to the changed character direction.

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