Large Vocabulary Speech Recognition Software


Li Creative Technologies (LcT) has developed real-time, robust, large vocabulary continuous speech recognition software. Our robust speech recognition engine provides good performance in real-world applications such as speech-to-text transcription, data entry, speech-to-text messaging, command and control, and robot control. Our unique integrated solution incorporates a robust speech and speaker recognition engine with innovative microphone array and acoustic enhancement technologies to improve speech and speaker recognition performance in real-world environments.


LcT has developed the following portable software modules for real-time robust speech processing:

  • Real-time, high-accuracy, large vocabulary continuous speech recognition engine
  • Robust front-end processing (auditory-based feature extraction, noise reduction and channel adaptation)
  • Sound source localization
  • Speaker localization and identification using spatial information from sound source localization
  • Speaker recognition
  • Speaker adaptation for high-accuracy speech recognition


  • Smartphones
  • Tablets
  • Laptops
  • Gaming Devices

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