This inventor holds 3 USPTO granted patents and 1 EPO patent. Top assignee: Signalworks, Inc.. Active years: 2001-2004.
Location History:
- Cupertino, CA (US) (2001)
- Los Altos, CA (US) (2004)
Company Filing History:
Years Active: 2001-2004
Title: Innovations by Tamara L. Logan in Speakerphone Technology
Introduction
Tamara L. Logan, an accomplished inventor based in Cupertino, CA, has made significant contributions to the field of speakerphone technology. With a total of three patents to her name, her work enhances audio communication, focusing on improving clarity and performance in speakerphone systems.
Latest Patents
Logan's latest innovations include two remarkable patents aimed at optimizing speakerphone functionality. The first patent, titled "System and method for controlling a filter to enhance speakerphone performance," introduces a dynamically controllable high-pass filter that adjusts based on signal power and microphone activity. This innovation effectively filters the signal sent to the loudspeaker, ensuring that background noise is minimized, thereby enhancing the quality of distant conversations.
Her second patent, "System and method for near-end talker detection by spectrum analysis," details a full-duplex speakerphone system that employs a near-talker estimator to identify valid near-end talker components in outgoing signals. By analyzing the spectrum of the outgoing signal, the system can enhance voice communications by attenuating signals and adjusting filtering processes to eliminate echoes and improve clarity.
Career Highlights
While working at Signalworks, Inc., Tamara has demonstrated exceptional ingenuity and technical prowess. Her patents reflect a deep understanding of audio signal processing and a commitment to improving user experiences in voice communication technology.
Collaborations
Tamara has collaborated with notable colleagues such as Hugh Joseph McLaughlin and Linda J. King, sharing insights and expertise to further advance their projects in innovative ways. Together, they contribute to the success and technological advancements within the company.
Conclusion
Tamara L. Logan stands out as an inventor whose contributions to speakerphone technology exemplify the intersection of innovation and practicality. With her three patents leading the charge in enhancing audio clarity, her work helps set new standards for communication technologies.