Peter Murphy is a notable inventor based in Santa Rosa, California. He has made significant contributions to the field of wireless communication technology. With a total of 3 patents to his name, Murphy's work focuses on enhancing the efficiency and reliability of Orthogonal Frequency Division Multiplexing (OFDM) systems.

Latest Patents

Murphy's latest patents include innovative methods that improve OFDM systems. One of his patents, titled "Scalable and backwards compatible preamble for OFDM systems," describes a method for encoding and transmitting multiple signals through a wireless channel. This method involves receiving a combined signal and interpolating data to generate systems of equations, which are then solved to determine the gain and phase shift for each transmitted signal.

Another significant patent is "Estimating frequency offsets using pilot tones in an OFDM system." This method estimates carrier frequency offset (CFO) and sampling frequency offset (SFO) by measuring the absolute phase angle of pilot tones. Using a weighted least-squares methodology, the slope of phase angle changes is analyzed to derive estimates for CFO and SFO, enhancing the performance of wireless LAN systems.

Career Highlights

Peter Murphy is currently employed at Texas Instruments Corporation, where he continues to develop cutting-edge technologies in wireless communications. His expertise in OFDM systems has positioned him as a key player in the industry.

Collaborations

Murphy has collaborated with talented coworkers such as Srikanth Gummadi and Srinath Hosur. Their combined efforts contribute to the advancement of innovative solutions in the field.

Conclusion

Peter Murphy's contributions to wireless communication technology through his patents demonstrate his commitment to innovation. His work continues to influence the development of efficient communication systems.