This inventor holds 4 USPTO granted patents and 2 published patent applications and 3 EPO patents. Top assignees: Imec Vzw, Pharrowtech Bv, Vrije Universiteit Brussel. Active years: 2021-2024.
Company Filing History:
3 out of 1,856 
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1 out of 190 
Years Active: 2021-2024
Title: Khaled Khalaf: Innovator in Radio Calibration and Sign Switching Circuitry
Introduction
Khaled Khalaf is a notable inventor based in Aarschot, Belgium. He has made significant contributions to the field of radio transceiver technology and signal processing. With a total of 4 patents to his name, Khalaf's work showcases his expertise and innovative spirit.
Latest Patents
Khalaf's latest patents include a "Millimeter Wave Radio Calibration Circuit" and "Sign Switching Circuitry." The millimeter wave radio calibration circuit involves a method for calibrating a radio transceiver by injecting a low-frequency tone at the transmit power amplifier input. This method allows for the upconversion of the low-frequency tone to produce multiple tones, enabling the determination of local oscillator feedthrough and I/Q imbalance associated with the transmit power amplifier output.
The sign switching circuitry patent describes a system that includes differential common-source amplifiers configured to amplify a differential input signal with a fixed gain. This innovative design allows for the activation and deactivation of amplifiers to switch the sign of the output signal, enhancing the versatility of signal processing.
Career Highlights
Khaled has worked with prominent organizations such as Imec and Vrije Universiteit Brussel. His experience in these institutions has contributed to his development as an inventor and has provided him with a platform to innovate in his field.
Collaborations
Khaled has collaborated with talented individuals, including Steven Brebels and Johan Nguyen. These partnerships have likely enriched his work and fostered a collaborative environment for innovation.
Conclusion
Khaled Khalaf is a distinguished inventor whose contributions to radio calibration and signal processing are noteworthy. His patents reflect a deep understanding of technology and a commitment to advancing the field. Khalaf's work continues to inspire future innovations in the industry.