Taichung, Taiwan

Lu-Tsung Chang

This inventor holds 2 USPTO granted patents and 1 EPO patent. Top assignees: Industrial Technology Research Institute, Mediatek Corporation. Active years: 2009-2017.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Lu-Tsung Chang. Retrieved from https://idiyas.com/inventor/lu-tsung-chang

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile


% Patents Active = 50.0


Average Co-Inventor Count = 3.4

ph-index = 1

Forward Citations = 4(Granted Patents)


Company Filing History:


Years Active: 2009-2017

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2 patents (USPTO):Explore Patents

Title: Lu-Tsung Chang: Innovator in Wireless Communications

Introduction

Lu-Tsung Chang is a prominent inventor based in Taichung, Taiwan. He has made significant contributions to the field of wireless communications, holding 2 patents that showcase his innovative approach to technology. His work focuses on enhancing communication efficiency and reliability.

Latest Patents

One of Lu-Tsung Chang's latest patents is titled "Methods for efficient wireless communications and communications apparatus utilizing the same." This invention outlines a method for efficient wireless communications performed by a communications apparatus. It includes determining a cell according to a low priority list and performing an attach procedure to establish an emergency call through the cell. The low priority list comprises information regarding a public land mobile network (PLMN) identity (ID), tracking area (TA) code, a cell ID, and/or a closed subscriber group (CSG) ID of at least one attempted cell through which the communications apparatus has attempted but failed to establish an emergency call.

Another notable patent is the "File repair method for MBMS and UMTS network." This invention discloses a file repair method for Multimedia Broadcast Multicast Service (MBMS) and a UMTS network. According to the method, a data structure is established based on a repair request message sent from user equipment. Each repair block is multicast to the user equipment that requested it, using the original MBMS Bearer Service for file downloading according to the data structure. This method does not require any extra traffic or additional control signaling, allowing each user equipment to receive the necessary repair blocks efficiently.

Career Highlights

Lu-Tsung Chang has worked with notable companies such as MediaTek and the Industrial Technology Research Institute. His experience in these organizations has contributed to his expertise in wireless communication technologies.

Collaborations

Throughout his career, Lu-Tsung Chang has collaborated with talented individuals, including Phone Lin and Tuan-Che Chen. These collaborations have further enriched his work and innovations in the field.

Conclusion

Lu-Tsung Chang is a distinguished inventor whose contributions to wireless communications have made a significant impact on the industry. His innovative patents reflect his commitment to improving communication technologies and enhancing user experiences.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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