Company Filing History:
Years Active: 2011-2016
Title: Innovations of Rui P Martins in Digital Calibration and Wireless Technology
Introduction
Rui P Martins is a prominent inventor based in Macau, CN. He has made significant contributions to the fields of digital calibration and wireless technology. With a total of 3 patents, his work focuses on enhancing the performance and efficiency of communication systems.
Latest Patents
One of Rui P Martins' latest patents is titled "Non-recursive digital calibration for joint-elimination of transmitter and receiver I/Q imbalances with minimized add-on hardware." This invention involves a digital calibration circuit that effectively addresses I/Q imbalances in both transmitter and receiver systems. The process includes converting digital I and Q quadrature signals into analog signals for transmission, utilizing an output mixer to generate an unbalanced RF output. The system also incorporates a local oscillator to introduce a 90° phase shift, optimizing the performance of the communication system.
Another notable patent is "Switched current resistor programmable gain array for low-voltage wireless LAN and method using the same." This invention features a switched current resistor (SCR) programmable gain amplifier designed for constant-bandwidth gain control. It includes an inverting amplifier and a feedback resistor, along with a SCR array that allows for precise tuning of gain ranges. The innovative design ensures that the feedback factor remains constant, enhancing the reliability of wireless LAN applications.
Career Highlights
Rui P Martins is affiliated with the University of Macau, where he continues to contribute to research and development in his field. His work has garnered attention for its practical applications in modern communication technologies.
Collaborations
Rui has collaborated with notable colleagues, including Pui-In Mak and Seng-Pan U. Their combined expertise has further advanced the research initiatives at the University of Macau.
Conclusion
Rui P Martins stands out as an influential inventor whose work in digital calibration and wireless technology has the potential to shape the future of communication systems. His innovative patents reflect a commitment to enhancing technological efficiency and performance.