System and method for information retrieval with barcode using digital image capture devices
AssigneeSimpleAct Incorporated
InventorFeng-Lin Chang
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Abstract
The present invention discloses a system and method for information retrieval by decoding barcodes from images obtained using a mobile device or computer. The barcode image is obtained via a digital camera or web cam attached to the mobile device or computer. After the barcode image has been obtained, the image is decoded using decoder residing in the mobile device or computer. Information contained in the barcode is displayed on the screen of the mobile device or computer. Further action is carried out according to information extracted from the barcode. Another method to decode the obtained image is to transmit the image through HTTP protocol to a server for decoding and carrying out instruction contained in the barcode.
Claims33
A method of information retrieval with barcode includes procedures of:
- decoding and analyzing a barcode by imaging a barcode with mobile device or computer equipped with a digital camera or web cam;
- decoding the barcode from above mentioned barcode image utilizing decoder residing in above mentioned mobile device or computer;
- processing above mentioned decoded barcode information to display content associated with above mentioned barcode;
- and carrying out instructions contained in the barcode via wireless network or any internet connection.
A system for information retrieval with barcode comprises of:
- decodable barcode, mobile device equipped with digital camera or web cam for imaging above mentioned barcode;
- a wireless network;
- a internet connection;
- and decoder for decoding above mentioned barcode image to extract barcode information, carrying out instructions contained in the extracted barcode information via above mentioned wireless network, wherein content, data, or response is transmitted via HTTP protocol back to mobile device according to extracted information.
A method of information retrieval with barcode includes the steps of:
- capturing barcode image using mobile device or computer equipped with digital camera or web cam;
- transmitting captured barcode image through HTTP protocol to a server via wireless network or any internet connection;
- enhancing above mentioned barcode image with tools residing on the server;
- decoding the barcode image with tools on the server;
- processing information extracted from the barcode and carry out instructions contained in the barcode for further action;
- transmitting above mentioned information and related content to the mobile device or computer via wireless network or any internet connection.
Dependencies are inferred from the claim text.