Taipei, Taiwan

Hsiang-Hui Chang

This inventor holds 45 USPTO granted patents and 7 published patent applications and 1 EPO patent, primarily in Digital Signal Processing. Top assignees: Mediatek Corporation, Mediatek Singapore Pte. Ltd., Archic Tech. Corp.. Active years: 2003-2018.

USPTO Granted Patents = 45 

% Patents Active = 71.1

 

Average Co-Inventor Count = 2.5

ph-index = 6

Forward Citations = 122(Granted Patents)


Location History:

  • Tao-Yuan Hsien, TW (2004)
  • Wanli Shiang, TW (2010)
  • Taipei County, TW (2011 - 2012)
  • Taipei Hsien, TW (2003 - 2013)
  • Tapei Hsien, TW (2013)
  • New Taipei, TW (2014)
  • Miaoli County, TW (2013 - 2018)
  • Miaoli, TW (2014 - 2018)

Company Filing History:


Years Active: 2003-2018

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Areas of Expertise:
Transmit Power Control
Digital Signal Up-Converting
Switching Power Amplifier
Beamforming Calibration
I/Q Mismatch Calibration
Amplitude Modulation Circuit
Digital Transmitter
Phase-Locked Loop
Signal Processing
Error Compensation
Frequency Search
Data Converting
45 patents (USPTO):Explore Patents

Title: Innovations of Hsiang-Hui Chang in Mobile Communications

Introduction

Hsiang-Hui Chang is a prominent inventor based in Taipei Hsien, Taiwan, with an impressive portfolio of 45 patents. His work is primarily focused on innovations in mobile communications, showcasing his dedication to enhancing technology in this ever-evolving field.

Latest Patents

Among his latest patents is a "Transmit Power Control Method and System in Mobile Communications Device." This innovative method involves assigning one of several signal paths that provide varying output power and gain during a time slot, enabling precise control of transmit power. Another notable patent is a "Digital Signal Up-Converting Apparatus and Related Digital Signal Up-Converting Method." This invention features a clock generating circuit that creates a reference clock signal, coupled with an adjusting circuit and baseband circuit, to produce non-overlapping clock and digital output signals, which leads to more efficient signal processing.

Career Highlights

Hsiang-Hui Chang has had a significant impact on the field through his work at leading companies such as MediaTek Corporation and MediaTek Singapore Pte. Ltd. His contributions to these organizations have paved the way for advancements in mobile communication technologies and have helped establish them as key players in the telecommunications industry.

Collaborations

Throughout his career, Chang has collaborated with esteemed colleagues such as Hsin-Hung Chen and Chi-Hsueh Wang. These partnerships have facilitated knowledge exchange and innovation, further enhancing the quality and originality of the inventions they developed together.

Conclusion

Hsiang-Hui Chang's impressive array of patents and professional collaborations illustrate his contributions to the field of mobile communications. As an inventor, he continues to inspire future advancements in technology, making significant strides in improving communication systems worldwide.

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