Company Filing History:
Years Active: 1981-1999
Title: Innovations of Jun-ichi Sano
Introduction
Jun-ichi Sano is a notable inventor based in Chelmsford, MA, with a remarkable portfolio of seven patents. His work primarily focuses on advancements in electronic circuits and memory systems, showcasing his expertise in the field of technology.
Latest Patents
One of his latest patents is a low noise mixer circuit having passive inductor elements. This innovative mixer circuit incorporates inductive elements designed for low voltage applications. The circuit features a balanced amplifier and a switch composed of transistor pairs driven by a local oscillator signal. This design allows for the multiplication of the signal to produce an output signal with a predetermined intermediate frequency. The use of inductors provides degenerative feedback in the balanced amplifier, generating negligible noise and maintaining the transistors in their desired saturation regions of operation.
Another significant patent is the content limit addressable memory (CLAM). This memory system includes a plurality of lower and upper limits stored for comparison to corresponding subfields of an input word. Each upper and lower limit forms a bracket, and these brackets create a window for comparison. The CLAM allows for flexible matching operations, enabling a valid match of the input word with any window based on the brackets and subfields.
Career Highlights
Throughout his career, Jun-ichi Sano has worked with prominent companies such as Raytheon Company and GTE Laboratories Incorporated. His contributions to these organizations have significantly impacted the development of advanced electronic systems.
Collaborations
Jun-ichi has collaborated with notable individuals in the field, including Edward T. Lewis and Moshe Mazin. These partnerships have fostered innovation and the exchange of ideas, further enhancing his contributions to technology.
Conclusion
Jun-ichi Sano's innovative patents and career achievements highlight his significant role in the advancement of electronic circuits and memory systems. His work continues to influence the field and inspire future innovations.