|
US2016132921A1
|
|
Methods and systems for redeeming and managing digital coupons
|
|
US2007194123A1
|
|
Mobile payment system using barcode capture
|
|
US2006011728A1
|
|
Mobile device gateway providing access to instant information
|
|
EP1886246A2
|
|
Visual code method for camera-equipped mobile devices
|
|
US7387250B2
|
|
System and method for on the spot purchasing by scanning barcodes from screens with a mobile device
|
|
US7168621B2
|
|
Section based algorithm for image enhancement
|
|
US7242816B2
|
|
Group average filter algorithm for digital image processing
|
|
US7156311B2
|
|
System and method for decoding and analyzing barcodes using a mobile device
|
