Location History:
- Kawasaki, JA (1977)
- Kawasaki, JP (1979 - 1981)
Company Filing History:
Years Active: 1977-1981
Title: Innovations of Kaoru Umeda
Introduction
Kaoru Umeda is a notable inventor based in Kawasaki, Japan. He has made significant contributions to the field of frequency synthesizer tuners, holding a total of four patents. His work has been instrumental in advancing tuning technology, particularly in the realm of audio and communication devices.
Latest Patents
Umeda's latest patents include a "Tuning Indicator Apparatus for a Frequency Synthesizer Tuner" and a "Tuning Control Apparatus for a Frequency Synthesizer Tuner." The tuning indicator apparatus is designed for use with a frequency synthesizer tuner that employs a phase-locked loop. This apparatus features a counter that counts pulses to determine the dividing ratio of a programmable frequency divider. An indicating circuit alerts users to changes in the tuning condition, and a sound generator provides audible feedback. The tuning control apparatus similarly utilizes a counter and control pulse generator to adjust the tuning condition at variable rates or in a stepwise manner.
Career Highlights
Kaoru Umeda is currently employed at Sony Corporation, where he continues to innovate and develop new technologies. His work has had a lasting impact on the design and functionality of frequency synthesizer tuners, enhancing user experience and performance.
Collaborations
Umeda has collaborated with notable colleagues such as Hideo Harada and Yoshinori Nishimura. Their combined expertise has contributed to the successful development of advanced tuning technologies.
Conclusion
Kaoru Umeda's contributions to the field of frequency synthesizer tuners exemplify the spirit of innovation. His patents reflect a commitment to enhancing technology and improving user experience in audio and communication devices.