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For the Inventor, By the Inventor

West Linn, OR, United States of America

Xiaofen Chen

USPTO Granted Patents = 12

Average Co-Inventor Count = 2.3

ph-index = 7

Forward Citations = 286(Granted Patents)


Company Filing History:

goldMedal11 out of 2,729 
 
Tektronix, Inc.
 patents
silverMedal1 out of 1 
 
Textronic, Inc.
 patent

Years Active: 2001-2008

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12 patents (USPTO):Explore Patents
1. 7373282 - Fault severity check and source identification (2008-05-13),
2. 7184406 - Visualization of active codes, their spreading factors and power levels, in a code domain power display (2007-02-27),
3. 6741642 - Enhanced constellation display for VSB television signals (2004-05-25),
4. 6701265 - Calibration for vector network analyzer (2004-03-02),
5. 6671334 - Measurement receiver demodulator (2003-12-30),
6. 6636722 - Broadband receiver amplitude/phase normalization using a broadband temperature compensated noise source and a pseudo random sequence generator (2003-10-21),
7. 6542112 - Interference cancellation in antenna test (2003-04-01),
8. 6384589 - Reference frequency spur cancellation in synthesized measurement receivers (2002-05-07),
9. 6366629 - Method of estimating timing phase and rate offsets in digital data (2002-04-02),
10. 6366621 - Method of estimating pilot signal phase in a digitally modulated RF signal (2002-04-02),
11. 6275523 - In-service measurement of transmitter nonlinearities (2001-08-14),
12. 6246717 - Measurement test set and method for in-service measurements of phase noise (2001-06-12),

Title: The Innovative Path of Xiaofen Chen

Introduction

Xiaofen Chen, an accomplished inventor based in West Linn, Oregon, holds 12 patents that showcase her significant contributions to technology and engineering. Her work particularly focuses on advancements in frequency domain instruments and code domain power displays, establishing her as a prominent figure in her field.

Latest Patents

Among her latest innovations, one notable patent is for a method of fault severity check and source identification. This method utilizes reflection data from a transmission line under test to assess fault severity by isolating reflection surfaces based on distance. The resulting frequency response profiles and the worst-case reflection responses are employed to determine the nature of the faults. Additionally, the technology utilizes a pattern recognition algorithm to correlate these profiles with known reference source profiles for precise fault identification.

Another groundbreaking patent involves visualization techniques for code domain power (CDP) related to code domain multiple access (CDMA) signals. This invention presents a three-dimensional graphic representing code domain power, code index, and spreading factor, thus providing an enhanced visual understanding of the power distribution among active codes. The display allows for the identification of sub-codes and adjusts power levels of base codes accordingly.

Career Highlights

Xiaofen Chen has had an impactful career, having worked with renowned companies such as Tektronix, Inc. and Textronic, Inc. Her experiences in these organizations have enabled her to translate complex theoretical concepts into practical, innovative solutions that address real-world challenges in technology.

Collaborations

Throughout her journey, Xiaofen has collaborated with notable peers such as Thomas L. Kuntz and Linley F. Gumm. These collaborations have enriched her work by fostering creative ideas and technological innovations, leading to the successful development of many of her patents.

Conclusion

Xiaofen Chen stands out as a visionary inventor whose contributions to her field continue to shape the landscape of technology. Her patents reflect not only her expertise but also her commitment to advancing the capabilities of frequency domain instruments and code domain visualization. As she continues her innovative journey, her work inspires future generations of inventors and engineers.

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