Location History:
- Bures sur Yvette, FR (1982)
- Bure sur Yvette, FR (1983)
Company Filing History:
Years Active: 1982-1983
Title: Innovations by Guy Lelandais
Introduction
Guy Lelandais is a notable inventor based in Bures sur Yvette, France. He has made significant contributions to the field of technology, particularly in the area of audio and tape transport systems. With a total of three patents to his name, Lelandais has demonstrated his innovative spirit and technical expertise.
Latest Patents
One of his latest patents is for a switch-tuned filter. This invention comprises a capacitive filter and a resonant filter that both receive an input signal to be filtered. The resonant filter includes a gyrator, the frequency response of which depends on circuit parameters in two circuit paths. A tuning switch is arranged to select the values of the parameters in each of these circuit paths. The output signals of the gyrator and the capacitive filter are combined to form the filtered output signal. This circuit can be utilized as an equalizer in a magnetic tape recorder.
Another significant patent by Lelandais is for a dual capstan tape transport having controlled tape tension. This invention relates to a tape transport designed for use with a transducer to transport tape along a predetermined path extending past the transducer. It comprises two capstans, each positioned at a respective end of the predetermined path, along with two rollers to guide the tape. The system includes two motors coupled to the capstans and a control circuit that manages their operation to induce controlled tension in the tape.
Career Highlights
Guy Lelandais is currently associated with Enertec, a company known for its advancements in technology and engineering solutions. His work at Enertec has allowed him to further develop his innovative ideas and contribute to the company's success in the industry.
Conclusion
In summary, Guy Lelandais is a distinguished inventor whose work has significantly impacted the fields of audio technology and tape transport systems. His patents reflect his commitment to innovation and excellence in engineering.