Company Filing History:
Years Active: 2010-2014
Title: The Innovative Mind of Thomas W Chang: A Leader in Wireless Testing Technology
Introduction: Thomas W Chang, a prominent inventor based in Sunnyvale, CA, has made significant contributions to the field of wireless technology with his six patents. His work primarily focuses on enhancing the testing and calibration methods for wireless devices, enabling more accurate and efficient evaluations of their performance.
Latest Patents: Chang's latest innovations include two pivotal patents that address the challenges of testing wireless devices in over-the-air radio-frequency test systems. The first patent outlines a method for testing devices under test (DUTs) in a wireless test station. This method utilizes a test unit, test chamber equipped with an antenna, and RF cable connection, incorporating reference DUTs to calibrate each test station. By computing a corrected linear equation based on nominal path loss values, the method allows for accurate assessment of factory DUTs against pass/fail criteria.
The second patent introduces methods for dynamic calibration of over-the-air path loss in these testing systems, using reference DUTs to establish path loss values at desired frequencies. This dynamic approach ensures continuous updates to the path loss value, adapting to shifts in operating conditions over time—an essential feature for maintaining testing accuracy as technology evolves.
Career Highlights: Over the years, Thomas W Chang has been affiliated with leading technology companies, notably Juniper Networks and Apple Inc. His experience in these prestigious organizations has played a crucial role in refining his skills and advancing his contributions to wireless communications.
Collaborations: Throughout his career, Chang has collaborated with talented individuals such as Steven A Malmskog and Michel Hoche-Mong. These partnerships have fostered innovative ideas and propelled the development of technologies at the forefront of the wireless industry.
Conclusion: With his groundbreaking patents and a career marked by significant achievements, Thomas W Chang continues to influence the wireless testing landscape. His innovative methods not only improve the efficiency of product testing but also contribute to the advancement of wireless technology as a whole. His journey highlights the importance of innovation and collaboration in driving progress in this rapidly evolving industry.