Invention Grant
US08063882B2 Generating audio signals based on input device position 失效
根据输入设备位置生成音频信号

Generating audio signals based on input device position
Abstract:
A computer input device and computer system are provided that determine if the input device is at an edge of a pattern on a working surface based on an image of the working surface captured by the input device. An audio control message is generated based on the input device being positioned on the edge of the pattern and the audio control message is used to cause a speaker to generate an audio signal.
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