Company Filing History:

17 out of 12,901

Advanced Micro Devices Corporation

Leland Stanford Junior University

patents

Years Active: 1997-2011

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33 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 7982539 - High resolution variable gain control (2011-07-19),

2. 7885627 - Optimal initial gain selection for wireless receiver (2011-02-08),

3. 7755523 - ADC use with multiple signal modes (2010-07-13),

4. 7705682 - Inductor sharing in radio frequency communications (2010-04-27),

5. 7440392 - Wireless receiver deinterleaver having partitioned memory (2008-10-21),

6. 7382831 - Viterbi decoder utilizing compressed survival metrics for reduced memory size requirements (2008-06-03),

7. 7366255 - Time domain estimation of IQ imbalance in a wireless OFDM direct conversion receiver (2008-04-29),

8. 7324609 - DC offset cancellation in a direct conversion receiver configured for receiving an OFDM signal (2008-01-29),

9. 7274758 - Coarse frequency estimation in an OFDM receiver based on autocorrelation of accumulated samples (2007-09-25),

10. 7274757 - Autocorrelation threshold generation based on median filtering for symbol boundary detection in an OFDM receiver (2007-09-25),

11. 7251273 - Minimum equalization error based channel estimator (2007-07-31),

12. 7248637 - Viterbi decoder utilizing partial backtracing (2007-07-24),

13. 7233612 - Wireless communication deinterleaver using multi-phase logic and cascaded deinterleaving (2007-06-19),

14. 7184714 - Frequency domain estimation of IQ imbalance in a wireless OFDM direct conversion receiver using loopback connection (2007-02-27),

15. 6728325 - Method and apparatus for mixing down and spectrum folding frequency diverse modulated carrier (2004-04-27),

Title: Innovations of Chien-Meen Hwang: A Visionary in Wireless Technology

Introduction: Chien-Meen Hwang, located in San Jose, California, is a prominent inventor with a remarkable portfolio of 33 patents. His contributions to the field of wireless communication technology have significantly impacted the industry, showcasing an innovative spirit that drives advancements in gain control systems.

Latest Patents: Hwang's latest innovations include two noteworthy patents. The first, titled "High Resolution Variable Gain Control," presents a gain circuit that incorporates both analog and digital sections with variable gain. This design allows for gain steps in the digital section to achieve higher resolution than those in the analog section, with capabilities of achieving finer increments than 0.1 dB while maintaining device tolerance. The second patent, "Optimal Initial Gain Selection for Wireless Receiver," outlines a digital automatic gain control (AGC) module for an OFDM wireless transceiver. This AGC module sets an initial gain for mapping received wireless signals to a specified power level, optimizing gain based on the signal's power and prescribed input range.

Career Highlights: Throughout his career, Hwang has demonstrated continuous growth and innovation, having worked with significant companies including Advanced Micro Devices Corporation and Legerity, Inc. His experiences at these organizations have enabled him to refine his expertise in wireless communications and gain control technologies.

Collaborations: Hwang's journey in the innovation realm has been shaped by collaborations with notable colleagues such as Eugen Gershon and Maged F. Barsoum. These partnerships have fostered a creative environment, allowing for the exchange of ideas and further enhancements in their respective areas of expertise.

Conclusion: Chien-Meen Hwang stands as a figure of inspiration in the field of wireless technology. His innovative patents reflect a commitment to excellence and a forward-thinking approach to solving complex challenges in communication systems. As the industry continues to evolve, Hwang’s contributions affirm his position as a leading inventor dedicated to pushing the boundaries of technological advancement.

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