Results 101 to 110 of about 7,056 (211)

Research on indoor positioning system algorithm based on UWB technology

Measurement: Sensors
Ultra wideband (UWB) indoor positioning technology is attracting significant attention in the present realm of indoor wireless positioning technology due to its numerous advantages, including low energy consumption, exceptional wireless transmission ...
Weimin Ma, Xianbao Fang, Li Liang, Jianghuai Du   +3 more
doaj   +1 more source

Geometrical statistical channel model with an Inverted-Parabolic spatial distribution

Tongxin xuebao, 2014
Due to the complexity of calculation for the parameters of angle of arrival(AOA),time of arrival(TOA) and Dopplerspectra(DS),etc.,a proper geometrical statistical channel model was proposed with inverted-parabolic spatial distribution around mobile ...
Jie ZHOU, Dong-dong XU, Kikuchi HISAKAZU
doaj   +2 more sources

Robust Indoor Positioning with Smartphone by Utilizing Encoded Chirp Acoustic Signal

Sensors
Recently, indoor positioning has been one of the hot topics in the field of navigation and positioning. Among different solutions on indoor positioning, positioning with acoustic signals has its promise due to its relatively high accuracy in the line of ...
Bingbing Cheng, Ying Huang, Chuanyi Zou
doaj   +1 more source

Fingerprint localization based on hybrid TOA, AOA, and RSS measurements

Discover Applied Sciences
This paper presents a novel joint TOA-AOA-RSS fingerprint localization method aimed at reducing the necessity for collecting extensive fingerprint data for database construction.
Shuiwei Liu, Lei Tang, Zhangsheng Wang
doaj   +1 more source

An indoor positioning system based on distributed LTE network

Dianxin kexue, 2018
Indoor positioning technology has important applications in the business and security fields,but there are still existing problems with low positioning accuracy and high deployment costs.An indoor positioning system based on long term evolution ( LTE ...
Yu YANG, Ming CHEN, Daqing LIU
doaj   +2 more sources

TOA Estimator for UWB Backscattering RFID System with Clutter Suppression Capability

EURASIP Journal on Wireless Communications and Networking, 2010
Time of arrival (TOA) estimation in multipath dense environment for UWB backscattering radio frequency identification (RFID) system is challenging due to the presence of strong clutter.
Xu Chi, Law ChoiL
doaj  

When Does a Spin Flip? Arrival Time Distributions and Information Propagation in Discrete Quantum Systems. [PDF]

Entropy (Basel)
Martellini L.
europepmc   +1 more source

Multilateration-based needle tracking with 3D ultrasound imaging for guiding minimally invasive procedures. [PDF]

Phys Med Biol
Liang W, Baker C, Rostami J, West S, Diamantopoulos A, Ourselin S, Peralta L, Xia W.   +7 more
europepmc   +1 more source

Robust ISAC based framework for location estimation and target detection in 6G networks. [PDF]

PLoS One
Soni L, Taneja A, Alqahtani N, Alqahtani J.   +3 more
europepmc   +1 more source

A Vision-Assisted Acoustic Channel Modeling Framework for Smartphone Indoor Localization. [PDF]

Sensors (Basel)
Xue C, Zhuge H, Wang Z.
europepmc   +1 more source