John C. Hardwick

5 Patents

• US124628142025

  Bit Error Correction in Digital Speech

  Digital Voice Systems, Inc.

  0 cites
• US124511512025

  Tone Frame Detector for Digital Speech

  Digital Voice Systems, Inc.

  0 cites
• US122548952025

  Detecting and Compensating for the Presence of a Speaker Mask in a Speech Signal

  Digital Voice Systems, Inc.

  0 cites
• US119901442024

  Reducing Perceived Effects of Non-voice Data in Digital Speech

  Digital Voice Systems, Inc.

  0 cites
• US117154772023

  Speech Model Parameter Estimation and Quantization

  Digital Voice Systems, Inc.

  0 cites