Headphone dynamic virtual replaying method based on 5.1 channel surround sound and implementation device thereof
A virtual playback and surround sound technology, applied in stereo systems, quasi-stereo systems, electrical components, etc., can solve the problems of large computing resources, large size, and high power consumption, and achieve low computational complexity, small size, and power consumption. small effect
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[0029] The present invention will be further described in detail below in conjunction with the accompanying drawings and examples, but the protection scope of the present invention is not limited to the range indicated by the examples.
[0030] The system block diagram of the present invention is as figure 1 As shown, it includes three parts: input initial data (5.1 channel input signal, speaker position and HRTF data), dynamic signal processing and binaural signal synthesis, and earphone playback.
[0031] figure 2 It is a schematic diagram of the hardware composition of the system using a personal computer for signal processing, including a personal computer, a sound card supporting ASIO functions, earphones, and a head tracker module. The computer is the information processing center of the whole system. Before the system starts to work, the computer first downloads the parameters through the USB interface to complete the initialization of the head tracking module and the s...
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