Company Filing History:
Years Active: 1993
Title: Innovator Profile: Yoshihide Hiraoka
Introduction
Yoshihide Hiraoka, an accomplished inventor based in Tokyo, Japan, is known for his contributions to telecommunications technology. With a focus on enhancing subscriber line interface circuits, Hiraoka has made significant strides in the field, particularly through his innovative patented design.
Latest Patents
Hiraoka holds one notable patent titled "Subscriber line interface circuit for serving ISDN subscribers." This invention includes a sophisticated hybrid circuit that operates in two modes: a Plain Old Telephone Service (POTS) mode and an Integrated Services Digital Network (ISDN) mode. The architecture of the circuit incorporates a first amplifier circuit, which effectively couples signals between its ports, and a second amplifier circuit that facilitates communication in both modes. Hiraoka's design synthesizes different termination impedances depending on the operational mode, allowing for seamless transitions between traditional and digital communication systems.
Career Highlights
Throughout his career, Yoshihide Hiraoka has been affiliated with NEC Corporation, a leading company in the field of electronics and information technology. His work has had a significant impact on the development of subscriber line technology, promoting enhanced connectivity for both individual users and businesses alike.
Collaborations
Hiraoka collaborates with fellow inventor Masanobu Arai, leveraging their combined expertise to advance telecommunications designs. Their partnership exemplifies the importance of teamwork in the innovation process, fostering creativity and shared knowledge that drive technological progress.
Conclusion
Yoshihide Hiraoka’s work in subscriber line interface circuits showcases his commitment to improving communication technology. By bridging analog and digital systems, his innovations facilitate more efficient interactions for ISDN subscribers, demonstrating the valuable role inventors play in shaping the future of technology.