Beijing, China

Xiaolong Ran

This inventor holds 4 USPTO granted patents and 2 EPO patents. Top assignees: China Academy of Telecommunications Technology, Datang Mobile Communications Equipment Co., Ltd.. Active years: 2004-2009.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Xiaolong Ran. Retrieved from https://idiyas.com/inventor/xiaolong-ran

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


% Patents Active = 100.0


Average Co-Inventor Count = 2.7

ph-index = 2

Forward Citations = 23(Granted Patents)


Company Filing History:


Years Active: 2004-2009

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4 patents (USPTO):Explore Patents

Title: Innovations of Xiaolong Ran in Telecommunications

Introduction

Xiaolong Ran is a prominent inventor based in Beijing, China. He has made significant contributions to the field of telecommunications, particularly in the areas of space-time encoding and random access detection methods. With a total of 4 patents to his name, his work has advanced the efficiency and effectiveness of mobile communication systems.

Latest Patents

One of Xiaolong Ran's latest patents is titled "Method of space-time encoding and decoding for frequency selective fading channel." This invention discloses a method that utilizes an encoder to process two independent data fields of a time slot, generating two diversity signals that are transmitted simultaneously. The receiving terminal is designed to neglect mutual interference and focuses on multipath and multi-user interference, allowing for effective decoding through iterative processing. This innovation provides a simple yet effective solution for space-time encoding and decoding in challenging communication environments.

Another notable patent is the "Method for detecting random access of user equipment." This method is applicable to mobile communication systems and involves a Base Station (BS) and a group of User Equipment (UE). The BS receives a random access signal and performs correlation operations with a set of orthogonal or quasi-orthogonal pseudo-random sequence codes. By identifying the maximum correlation peak, the method effectively detects randomly accessed UEs, enhancing the overall efficiency of mobile communications.

Career Highlights

Xiaolong Ran has worked with esteemed organizations such as the China Academy of Telecommunications Technology and Datang Mobile Communications Equipment Co., Ltd. His experience in these institutions has allowed him to develop and refine his innovative ideas in telecommunications.

Collaborations

Throughout his career, Xiaolong has collaborated with notable colleagues, including Feng Li and Tiezhu Xu. These partnerships have contributed to the advancement of his research and the successful implementation of his inventions.

Conclusion

Xiaolong Ran's contributions to telecommunications through his innovative patents have significantly impacted the field. His work continues to influence the development of efficient communication systems, showcasing the importance of innovation in technology.

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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