Aiming at the high demand of real-time performance and miniaturization and low power consumption of speech recognition system in vehicle environment,an on-board voice recognition system is designed based on SOC FPGA.The system is designed by combination of software and hardware.Speech signal acquisition and preprocessing part realized by VDHL of FPGA.Characteristic parameters extraction and pattern matching algorithm are implemented by C language in the Linux kernel of ARM.Board-level hardware tests show th...
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