Search Results for author: Jingjing Zhao

Found 11 papers, 2 papers with code

Waveguide Division Multiple Access for Pinching-Antenna Systems (PASS)

no code implementations25 Feb 2025 Jingjing Zhao, Xidong Mu, Kaiquan Cai, YanBo Zhu, Yuanwei Liu

Considering both ideal continuous and practical discrete PA position activation schemes, a joint power allocation and pinching beamforming optimization problem is formulated for the maximization of the sum rate.

Position

Near-Field Integrated Sensing and Communications for Secure UAV Networks

no code implementations3 Feb 2025 Jingjing Zhao, Songtao Xue, Kaiquan Cai, Xidong Mu, Yuanwei Liu, YanBo Zhu

A novel near-field integrated sensing and communications framework for secure unmanned aerial vehicle (UAV) networks with high time efficiency is proposed.

Aerial Active STAR-RIS-Aided IoT NOMA Networks

no code implementations5 Jan 2025 Jingjing Zhao, Qian Xu, Xidong Mu, Yuanwei Liu, YanBo Zhu

Based on the proposed framework, a system sum rate maximization problem is formulated for the joint optimization of the active STAR-RIS beamforming, the UAV trajectory design, and the power allocation.

Exploiting Movable-Element STARS for Wireless Communications

no code implementations28 Dec 2024 Jingjing Zhao, Quan Zhou, Xidong Mu, Kaiquan Cai, YanBo Zhu, Yuanwei Liu

A novel movable-element enabled simultaneously transmitting and reflecting surface (ME-STARS) communication system is proposed, where ME-STARS elements positions can be adjusted to enhance the degress-of-freedom for transmission and reflection.

Position

Interference-Robust Broadband Rapidly-Varying MIMO Communications: A Knowledge-Data Dual Driven Framework

no code implementations26 Dec 2024 Jingjing Zhao, Jing Su, Kaiquan Cai, YanBo Zhu, Yuanwei Liu, Naofal Al-Dhahir

Since the unknown interference statistics are the premise for solving the formulated problem, an interference statistics tracking (IST) module is first designed.

PET-SQL: A Prompt-Enhanced Two-Round Refinement of Text-to-SQL with Cross-consistency

1 code implementation13 Mar 2024 Zhishuai Li, Xiang Wang, Jingjing Zhao, Sun Yang, Guoqing Du, Xiaoru Hu, Bin Zhang, Yuxiao Ye, Ziyue Li, Rui Zhao, Hangyu Mao

Then, in the first stage, question-SQL pairs are retrieved as few-shot demonstrations, prompting the LLM to generate a preliminary SQL (PreSQL).

In-Context Learning Text-To-SQL

LiDAR-CS Dataset: LiDAR Point Cloud Dataset with Cross-Sensors for 3D Object Detection

1 code implementation29 Jan 2023 Jin Fang, Dingfu Zhou, Jingjing Zhao, Chenming Wu, Chulin Tang, Cheng-Zhong Xu, Liangjun Zhang

This setting results in two distinct domain gaps: scenarios and sensors, making it difficult to analyze and evaluate the method accurately.

3D Object Detection Autonomous Driving +2

Multiple-Antenna Aided Aeronautical Communications in Air-Ground Integrated Networks: Channel Estimation, Reliable Transmission, and Multiple Access

no code implementations15 Jan 2023 Jingjing Zhao, YanBo Zhu, Kaiquan Cai, Zhen Gao, Zhu Han, Lajos Hanzo

To provide seamless coverage during all flight phases, aeronautical communications systems (ACS) have to integrate space-based, air-based, as well as ground-based platforms to formulate aviation-oriented space-air-ground integrated networks (SAGINs).

Management

Grant-Free NOMA-OTFS Paradigm: Enabling Efficient Ubiquitous Access for LEO Satellite Internet-of-Things

no code implementations25 Sep 2022 Zhen Gao, Xingyu Zhou, Jingjing Zhao, Juan Li, Chunli Zhu, Chun Hu, Pei Xiao, Symeon Chatzinotas, Derrick Wing Kwan Ng, Bjorn Ottersten

With the blooming of Internet-of-Things (IoT), we are witnessing an explosion in the number of IoT terminals, triggering an unprecedented demand for ubiquitous wireless access globally.

UAV Deployment, Device Scheduling and Resource Allocation for Energy-Efficient UAV-Aided IoT Networks with NOMA

no code implementations11 Mar 2021 Jingjing Zhao, Kaiquan Cai, YanBo Zhu

With the aim of maximizing network energy efficiency, we formulate a joint problem of UAV deployment, device scheduling and resource allocation.

Scheduling

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