Li Hsiang Sun

This inventor holds 94 USPTO granted patents and 14 published patent applications, plus 1 CIPO patent and 7 EPO patents, primarily in Wireless Networks (CPC class C07D-). Top assignees: Sugen Incorporated, Interdigital Patent Holdings, Inc., Qualcomm Incorporated. Active years: 1997-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Li Hsiang Sun. Retrieved from https://idiyas.com/inventor/li-hsiang-sun-q8g98cje

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

Calculating rank

USPTO Granted Patents = 94 (Patent Applications = 14)

% Patents Active = 74.5

CIPO Patents = 1 (Patent Applications = 1)

EPO Patents = 7 (Patent Applications = 18)

Average Co-Inventor Count = 3.8

ph-index = 22

Forward Citations = 1,948(Granted Patents)

Forward Citations (Not Self Cited) = 1,840(Dec 10, 2025)

Inventors with similar research interests:

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Location History:

Forest City, CA (US) (2004)
Foster City, CA (US) (1997 - 2009)
New Hope, PA (US) (2007 - 2009)
Thousand Oaks, CA (US) (2017 - 2019)
Irvine, CA (US) (2017 - 2023)
San Diego, CA (US) (2010 - 2024)

Company Filing History:

Interdigital Patent Holdings, Inc.

patents

16 out of 45,060

Qualcomm Incorporated

patents

4. 3 out of 277

Fair Isaac Corporation

patents

5. 2 out of 174

Agouron Pharmaceuticals, Inc.

patents

6. 2 out of 523

Pharmacia & Upjohn Company

patents

7. 5 out of 834,601

Other

patents

where one patent can have more than one assignee

Years Active: 1997-2026

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Areas of Expertise:

WLAN Systems

MIMO Transmissions

Beamforming Feedback

Multi-AP Transmissions

Full-Duplex Radios

mmWave Technology

Channel Access Schemes

Dynamic Allocation

Wake-Up Radios

Inductorless Amplifiers

Data Recovery

Phase Interpolators

94 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12732780 - Methods for power efficient broadcasting in WLAN (2026-09-08),

2. 12634755 - Methods, architectures, apparatuses and systems directed to physical layer signaling in a wireless local area network ('WLAN') system (2026-05-19),

3. 12537565 - Coordinated multi-access point transmissions for wireless local area network systems (2026-01-27),

4. 12457643 - Multi-AP setup and transmission procedures for WLAN systems (2025-10-28),

5. 12446072 - Multi-RU multi-AP transmissions in WLAN systems (2025-10-14),

6. 12218763 - Methods and apparatus for HARQ in wireless networks (2025-02-04),

7. 12192154 - Channel access schemes for wireless local area network (WLAN) with full-duplex radios (2025-01-07),

8. 12081383 - Coexistence of OFDM and on-off keying (OOK) signals in WLAN (2024-09-03),

9. 12069720 - Methods for supporting BSS edge user transmissions (2024-08-20),

10. 11901981 - Systems and methods for beamforming feedback in mmWAVE wireless local area networks (2024-02-13),

11. 11855931 - Channel access schemes for wireless local area network (WLAN) with full-duplex radios (2023-12-26),

12. 11750251 - Methods and apparatus for enhanced dynamic allocation for directional transmission (2023-09-05),

13. 11736069 - Ultra-high bandwidth inductorless amplifier (2023-08-22),

14. 11716687 - Methods for frequency division multiplexed on-off keying signals for wake-up radios (2023-08-01),

15. 11689272 - Multidimensional beam refinement procedures and signaling for mmWave WLANs (2023-06-27),

Title: **Innovative Contributions of Li Hsiang Sun in Wireless Technology**

Introduction

Li Hsiang Sun, based in San Diego, CA, stands out as a prominent inventor with an impressive portfolio of 89 patents. His work primarily focuses on advancements in wireless communication technologies, which have significantly impacted the way data is transmitted and received in modern networks.

Latest Patents

Among his latest innovations are critical patents that address issues in wireless networks. One notable patent titled "Methods and apparatus for HARQ in wireless networks" outlines techniques for Hybrid Automatic Repeat reQuest (HARQ) signaling and communications. This invention enables efficient transmission and reception of data packets by incorporating a method for determining reception statuses and managing multiple user accesses.

Another significant patent by Li Hsiang Sun, "Channel access schemes for wireless local area network (WLAN) with full-duplex radios," revolutionizes how access points interact with multiple stations simultaneously. This method allows full-duplex communication, facilitating quicker and more efficient data transmission between devices in a WLAN environment.

Career Highlights

Li Hsiang Sun's career boasts substantial contributions to well-known companies such as Sugen Incorporated and Qualcomm Incorporated. His tenure at these organizations has been instrumental in driving forward innovative technologies that redefine wireless communication.

Collaborations

Throughout his career, Li has had the pleasure of collaborating with talented individuals such as Peng Cho Tang and Gerald McMahon. These partnerships have allowed for a synthesis of ideas and expertise, fostering an environment ripe for innovation and excellence in the technology sector.

Conclusion

Li Hsiang Sun continues to be a pivotal figure in the realm of wireless technology innovation. His extensive patent portfolio and collaborative spirit have established him as a thought leader and inventor dedicated to advancing communication technologies, ultimately enhancing user experiences in an increasingly connected world.

Profile summary based on public USPTO records.