Fredrik Brannstrom

Title: Fredrik Brannstrom: Innovator in Communication Technologies

Introduction

Fredrik Brannstrom is a notable inventor based in Mountain View, CA (US), recognized for his contributions to communication technologies. He holds a total of 4 patents, showcasing his innovative approach to solving complex problems in the field.

Latest Patents

Brannstrom's latest patents include a technique for low complexity LDPC decoding. This technique utilizes a fixed point implementation to reduce or eliminate reliance on floating point operations. It involves calculating check node extrinsic L-value as part of an LDPC decoder in an LDPC system. The system can implement linear approximations, offset approximations, and node-limiting approximation to enhance performance. Another significant patent addresses mitigating interference in a coded communication system. This technique weighs noise power used in a demodulation/demapping process based on an estimate of interference and its associated power. By adjusting the value of noise and interference power, the effects of partial interference can be ameliorated, improving the overall communication quality.

Career Highlights

Fredrik Brannstrom is currently employed at Quantenna Communications, Inc., where he continues to develop innovative solutions in communication technologies. His work has significantly impacted the efficiency and reliability of communication systems.

Collaborations

Brannstrom has collaborated with esteemed professionals in his field, including Andrea Goldsmith and Farrokh Farrokhi. These collaborations have further enriched his contributions to the industry.

Conclusion

Fredrik Brannstrom's innovative work in communication technologies, particularly in LDPC decoding and interference mitigation, highlights his role as a leading inventor in the field. His patents reflect a commitment to advancing communication systems, making significant strides in technology.