Patent ID: 7972211
Filing Date: 2011-07-05
Classification: A63F,G06K

Abstract:
1. A method for determining input to be supplied to a computer program, comprising: processing a first video frame having a pattern code before light is applied to the pattern code, the first video frame defining a first characteristic of the pattern code, the pattern code defined by at least two tags; processing a second video frame having the pattern code when light is applied to the pattern code, the second video frame defining a second characteristic of the pattern code; decoding the first characteristic and the second characteristic of the pattern code to produce decoded information; and initiating an interactive command to the computer program, a type of the interactive command defined by the decoded information; wherein one of the tags has a reflective surface and one of the tags has a non-reflective surface, and wherein at least some of the operations of the method are executed by a processor.