Methods and apparatus for barcode reading and encoding
The present invention is directed towards methods and apparatus for barcode reading and encoding. In accordance with an embodiment, a method of reading and encoding barcode information is provided. A one-dimensional barcode image is decoded using an electronic device to obtain data encoded by the one-dimensional barcode image. The data is encoded into a two-dimensional barcode image. The two-dimensional barcode image is displayed in a manner suitable for reading by a scanner configured for reading two-dimensional barcodes.
1. A method of reading and encoding barcode information comprising steps of:
decoding a one-dimensional barcode image using an electronic device to obtain data encoded by the one-dimensional barcode image wherein the electronic device comprises a scanning device having a light source and a light sensor that translates optical impulses reflected from the one-dimensional barcode image into electrical signals and wherein said decoding comprises the electronic device processing the electrical signals to obtain the data encoded by the one-dimensional barcode image;
encoding the data into a two-dimensional barcode image, the resulting two-dimensional barcode image containing encoded data obtained from the one-dimensional barcode and no other barcode, wherein said encoding the data into the two-dimensional barcode image further comprises encoding data that is redundant of the data obtained from the one-dimensional barcode image into the two-dimensional barcode image; and
displaying the two-dimensional barcode image in a manner suitable for reading by a scanner configured for reading two-dimensional barcodes.
2. The method according to claim 1 , further comprising displaying the one-dimensional barcode image on a display screen of the electronic device.
3. The method according to claim 1 , wherein said displaying the two-dimensional barcode image comprises displaying the two-dimensional barcode image on a display screen of the electronic device.
4. The method according to claim 1 , wherein said displaying the two-dimensional barcode image comprises printing the two-dimensional barcode image onto a medium that can be scanned by a scanner configured for reading two-dimensional barcodes.
5. The method according to claim 1 , wherein in said encoding step multiple redundant copies of the data obtained from the one-dimensional barcode image are encoded into the two-dimensional barcode image.
6. The method according to claim 5 , wherein the redundant data comprises multiple copies of the same data obtained from the one-dimensional barcode image.
7. The method according to claim 5 , wherein said encoding data that is redundant of the data obtained from the one-dimensional barcode image into the two-dimensional barcode image further comprises employing error correction coding.
8. The method according to claim 1 , wherein data encoded by the one-dimensional barcode image is used as a lookup key with a third party or other local or remote device or service to obtain additional information to be encoded into the two-dimensional barcode image.
9. The method according to claim 1 , wherein the redundant data comprises one copy of the data obtained from the one-dimensional barcode image.
10. An apparatus for reading and encoding barcode information comprising an electronic device configured to decode one-dimensional barcode image to obtain data encoded by the one-dimensional barcode image wherein the electronic device comprises a scanning device having a light source and a light sensor that translates optical impulses reflected from the one-dimensional barcode image into electrical signals and wherein said decoding comprises the electronic device processing the electrical signals to obtain the data encoded by the one-dimensional barcode image and wherein the electronic device is further configured to encode the data into a two-dimensional barcode image, the resulting two-dimensional barcode image containing encoded data obtained from the one-dimensional barcode and no other barcode, wherein said encoded data in the two-dimensional barcode image further comprises redundant data obtained from the one-dimensional barcode image, and the electronic device being further configured to display the two-dimensional barcode image in a manner suitable for reading by a scanner configured for reading two-dimensional barcodes.
11. The apparatus according to claim 10 , wherein the electronic device further comprises a display screen that displays the one-dimensional barcode image.
12. The apparatus according to claim 10 , wherein the electronic device further comprises a display screen that displays the two-dimensional barcode image.
13. The apparatus according to claim 10 , wherein the two-dimensional barcode image is printed onto a medium that can be scanned by a scanner configured for reading two-dimensional barcodes.
14. The apparatus according to claim 10 , wherein the electronic device is further configured to encode multiple redundant copies of the data obtained from the one-dimensional barcode image into the two-dimensional barcode image.
15. The apparatus according to claim 14 , wherein the redundant data comprises multiple copies of the same data obtained from the one-dimensional barcode image.
16. The apparatus according to claim 14 , wherein the redundant data is encoded into the two-dimensional barcode image by employing error correction coding.
17. The apparatus according to claim 10 , wherein data encoded by the one-dimensional barcode image is used as a lookup key with a third party or other local or remote device or service to obtain additional information to be encoded into the two-dimensional barcode image.
18. The apparatus according to claim 10 , wherein the redundant data comprises one copy of the data obtained from the one-dimensional barcode image.
19. A method of reading and encoding barcode information comprising steps of:
decoding a one-dimensional barcode image using an electronic device to obtain data encoded by the one-dimensional barcode image;
encoding the data into a two-dimensional barcode image, wherein data encoded by the one-dimensional barcode image is used as a lookup key with a third party or other local or remote device or service to obtain additional information to be encoded into the two-dimensional barcode image and wherein the resulting two-dimensional barcode image contains encoded data obtained from the one-dimensional barcode and no other barcode, wherein said encoded data in the two-dimensional barcode image further comprises redundant data obtained from the one-dimensional barcode image; and
displaying the two-dimensional barcode image in a manner suitable for reading by a scanner configured for reading two-dimensional barcodes.
20. The method according to claim 17 , wherein a photographic image of the one-dimensional barcode is obtained by the electronic device and wherein said decoding comprises the electronic device processing the image data to obtain the data encoded by the one-dimensional barcode image.
21. The method according to claim 17 , wherein the electronic device comprises a scanning device having a light source and a light sensor that translates optical impulses reflected from the one-dimensional barcode image into electrical signals and wherein said decoding comprises the electronic device processing the electrical signals to obtain the data encoded by the one-dimensional barcode image.
22. The method according to claim 19 , wherein in said encoding step multiple redundant copies of the data obtained from the one-dimensional barcode image are encoded into the two-dimensional barcode image.
23. The method according to claim 22 , wherein the redundant data comprises multiple copies of the same data obtained from the one-dimensional barcode image.
24. The method according to claim 19 , wherein said encoding data into the two-dimensional barcode image further comprises employing error correction coding.
25. The method according to claim 19 , wherein the redundant data comprises one copy of the data obtained from the one-dimensional barcode image.