Xiangxiang Fang is an accomplished inventor based in Campbell, California, known for his contributions to the field of radio technology. With an impressive portfolio of four patents, Fang has made significant strides in enhancing radio communication systems, specifically in the areas of self-calibration and power management.

Latest Patents

Fang's most recent innovations include:

1. **Real-time radio self-calibration**: This invention introduces a method for self-calibration starting with the sampling of a Transmission (TX) signal. It allows for the determination of an achievable Error Vector Magnitude (EVM) for various frames based on the TX signal. Furthermore, it optimizes link budgets for clients by adjusting TX power and Modulation and Coding Scheme (MCS) based on the achievable EVM and TX retry rates. The innovation also includes the ability to adjust the power amplifier (PA) linearity of the radio as well as regroup clients into a new MCS, enhancing overall communication efficiency.

2. **Dynamic access point radio frequency power control for power over Ethernet adaptation**: This patent outlines a system featuring multiple antennas and Front End Modules (FEMs) that interface with Power over Ethernet (PoE). It details a method for detecting the PoE type associated with a power budget and implementing a power conservation policy. This allows for efficient switching between normal and reduced operating voltages based on the detected PoE capabilities, ensuring optimal energy use in radio communication devices.

Career Highlights

Xiangxiang Fang currently applies his expertise at Cisco Technology, Inc., a leading company in networking and telecommunications. His work focuses on improving communication systems through innovative radio technologies, reflecting his commitment to advancing the field.

Collaborations

Throughout his career, Fang has collaborated with talented individuals such as John Martin Blosco and Sivadeep Reddy Kalavakuru. These partnerships have facilitated knowledge exchange and have been instrumental in driving forward his innovative projects.

Conclusion

Xiangxiang Fang’s contributions to radio technology exemplify how dedicated inventors can impact the future of communication systems. His patents, focused on real-time self-calibration and power management for radio frequencies, showcase his expertise and vision in the field. As he continues to work with notable colleagues at Cisco Technology, Inc., the innovations brought forth by Fang pave the way for more efficient and effective communication technologies.

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