Results 181 to 190 of about 32,791 (255)

A Convergent Iteration Method for 3-D AOA Localization

IEEE Transactions on Vehicular Technology, 2023
Using angle-of-arrival (AOA) measurements from several sensors to locate a target in 3-D space is one of the commonly used wireless localization techniques.
Yanbin Zou, Liehu Wu, Jingna Fan, Huaping Liu   +3 more
semanticscholar   +1 more source

An Improved AoA Estimation Algorithm for BLE System in the Presence of Phase Noise

IEEE transactions on consumer electronics, 2023
Location-based service (LBS) provides users with personalized experience. With the latest Bluetooth low energy (BLE) technology, switched antenna array and constant tone extension (CTE) are introduced enabling angle of arrival (AoA) estimation for ...
Disheng Xiao, Shicheng Hu, Kai Kang, Hua Qian   +3 more
semanticscholar   +1 more source

Conformal Frequency-Diverse Metasurface for Computational AoA Detection

IEEE Antennas and Wireless Propagation Letters, 2023
Detecting the angle of arrival (AoA) of electromagnetic waves is an important function in a variety of applications, such as navigation and wireless communication.
M. Imani, Idban Alamzadeh
semanticscholar   +1 more source

Cooperative Localization in Wireless Sensor Networks with AOA Measurements

IEEE Transactions on Wireless Communications, 2022
This paper researches the cooperative localization in wireless sensor networks (WSNs) with 2π/π-periodic angle-of-arrival (AOA) measurements. Two types of localizers are developed from the perspectives of Bayesian inference and convex optimization.
Shengchu Wang, Xianbo Jiang, H. Wymeersch   +2 more
semanticscholar   +1 more source

AoA-Based Positioning for Aerial Intelligent Reflecting Surface-Aided Wireless Communications: An Angle-Domain Approach

IEEE Wireless Communications Letters, 2022
As a core technology for next-generation wireless communication, intelligent reflecting surfaces (IRSs) provide a new solution to the problems of ever-increasing cost and energy consumption in wireless communication. This letter studies a new application
Tao Zhou, Kui Xu, Zhexian Shen, Wei Xie, Dongmei Zhang, Jianhui Xu   +5 more
semanticscholar   +1 more source

Bias Reduced Semidefinite Relaxation Method for 3-D Rigid Body Localization Using AOA

IEEE Transactions on Signal Processing, 2021
This paper addresses the angle-of-arrival (AOA) based rigid body localization problem, where the position and orientation of the rigid body are estimated.
Gang Wang, D. Ho, Xianjing Chen
semanticscholar   +1 more source

AOA Professionalism Guiding Leadership

The Journal of Bone and Joint Surgery (American), 2006
Professionalism and the traits that demonstrate professionalism are important characteristics in the effective leadership of medical organizations. Certain behaviors associated with the term professionalism are considered necessary and mandatory characteristics in the field of medicine.
Terry R, Light, Marc F, Swiontkowski
openaire   +2 more sources

Myth Busters: An AOA Symposium

Journal of Bone and Joint Surgery, 2014
One of the goals of the annual American Orthopaedic Association (AOA) meeting is to address controversy, both in leadership and clinical practice. A panel of experts in their respective fields presented the background and literature behind three "myths" in orthopaedic management and made conclusions as to their validity. First, Dr.
Paul, Tornetta, Mininder S, Kocher, Robert A, Probe, Timothy E, Foster, Lorenzo, Silvestri   +4 more
openaire   +2 more sources

A Learning-Based AoA Estimation Method for Device-Free Localization

IEEE Communications Letters, 2022
Device-free localization (DFL), an important aspect in integrated sensing and communication, can be achieved through exploiting multipath components in ultra-wide bandwidth systems. However, incorrect identification of multipath components in the channel
K. Hong, Tianyu Wang, Junchen Liu, Yu Wang, Yuan Shen   +4 more
semanticscholar   +1 more source

Enhanced performance of simultaneous carbon, nitrogen and phosphorus removal from municipal wastewater in an anaerobic-aerobic-anoxic sequencing batch reactor (AOA-SBR) system by alternating the cycle times.

Bioresource Technology, 2020
The performance of simultaneous carbon (C), nitrogen (N) and phosphorus (P) removal was investigated by altering the cycle times in an anaerobic-aerobic-anoxic sequencing batch reactor (AOA-SBR) system.
Shuli Liu, G. Daigger, B. Liu, Weiyan Zhao, Jing Liu   +4 more
semanticscholar   +1 more source