Gaoming Duan

Title: Gaoming Duan: Inventor in Orbital Angular Momentum Communications.

Introduction

Gaoming Duan is an inventor based in Beijing, China, whose patent work includes wireless communication methods involving orbital angular momentum (OAM). He is associated with Beijing Xiaomi Mobile Software Co., Ltd. Duan is credited with 4 patents.

Latest Patents

Two of Duan’s latest patents focus on OAM-based communication and reference-signal configuration.

“Method and Device for Transmitting Configuration Information of Reference Signal and Method and Device for Receiving Configuration Information of Reference Signal” describes a method for sending OAM measurement reference-signal configuration to a communication device. The configuration can identify an antenna port for measurement, an OAM mode associated with that port, or both. The selected OAM mode is based on the number of modes supported by the receiving device, as indicated in its capability information.

“Orbital Angular Momentum-Based Communication Method and Apparatus and Device” concerns a terminal’s use of an OAM mode indicated by a network device. After entering a connected state, the terminal transmits a control channel using the indicated mode. The described modes include those with eigenvalues of −1, 0, or 1.

Career Highlights

Duan’s listed patent work addresses technical aspects of wireless communication, including how devices configure reference signals and transmit control channels using OAM modes. These inventions describe coordination between network and terminal devices.

Collaborations

Duan’s listed coworkers include Liangang Chi and Feng Zheng. His work is associated with Beijing Xiaomi Mobile Software Co., Ltd.

Conclusion

Gaoming Duan’s patent portfolio includes inventions related to OAM-based wireless communication, with a focus on reference-signal configuration and control-channel transmission.