IDiyas

For the Inventor, By the Inventor

Westford, MA, United States of America

Digital Voice Systems, Inc.


USPTO Granted Patents = 43



Trademarks = 1

Forward Citations = 1,638

Loading Chart...
Loading Chart...

7 inventors (with patents filed for the assignee):

goldMedal John C Hardwick (37 out of 37 patents)

silverMedal Jae S Lim (14 out of 48 patents)

bronzeMedal Daniel W Griffin (12 out of 13 patents)

4.  Thomas Clark (4 out of 24 patents)

5.  Timothy E Kalvaitis (1 out of 1 patent)

6.  William S McKinney (1 out of 1 patent)

7.  Brian D Clooney (1 out of 1 patent)


43 patents:

1. 12462814 - Bit error correction in digital speech (2025-11-04),
2. 12451151 - Tone frame detector for digital speech (2025-10-21),
3. 12254895 - Detecting and compensating for the presence of a speaker mask in a speech signal (2025-03-18),
4. 11990144 - Reducing perceived effects of non-voice data in digital speech (2024-05-21),
5. 11715477 - Speech model parameter estimation and quantization (2023-08-01),
6. 11270714 - Speech coding using time-varying interpolation (2022-03-08),
7. 11244692 - Audio watermarking via correlation modification using an amplitude and a magnitude modification based on watermark data and to reduce distortion (2022-02-08),
8. 10210875 - Audio watermarking via phase modification (2019-02-19),
9. 9990928 - Audio watermarking via phase modification (2018-06-05),
10. 8595002 - Half-rate vocoder (2013-11-26),
11. 8433562 - Speech coder that determines pulsed parameters (2013-04-30),
12. 8359197 - Half-rate vocoder (2013-01-22),
13. 8315860 - Interoperable vocoder (2012-11-20),
14. 8265937 - Breathing apparatus speech enhancement using reference sensor (2012-09-11),
15. 8200497 - Synthesizing/decoding speech samples corresponding to a voicing state (2012-06-12),
Digital Voice Systems, Inc. (DVSI) is a leading provider of voice compression and communication technologies. Since 1990, DVSI has been developing innovative solutions that enable efficient and reliable voice communication over various networks. Their expertise includes state-of-the-art speech compression algorithms, robust error correction techniques, and advanced voice processing technologies. DVSI's solutions are widely used in applications such as mobile communications, satellite systems, secure voice transmission, and public safety communications. With a strong commitment to quality and customer satisfaction, DVSI continues to develop cutting-edge solutions that meet the evolving needs of the telecommunications industry.
This text is generated by artificial intelligence and may not be accurate.

logo

Company Badge

USPTO Data Jan 1 1976 - Dec 2 2025

43 Patents

#8 in Westford, MA

#454 in Massachusetts

#7,805 in US

#15,541 in the World

...
Westford, MA, United States of America

Digital Voice Systems, Inc.

Forward Citations = 1,638

7 inventors:

goldMedal John C Hardwick (37 out of 37 patents)

silverMedal Jae S Lim (14 out of 48 patents)

bronzeMedal Daniel W Griffin (12 out of 13 patents)

4.  Thomas Clark (4 out of 24 patents)

5.  Timothy E Kalvaitis (1 out of 1 patent)

Please report any incorrect information to support@idiyas.com
Loading…