Results 21 to 30 of about 153,715 (289)

Software-only TDOA/RTF positioning for 3G WCDMA wireless network [PDF]

open access: yes, 2008
A hybrid location finding technique based oil time difference of arrival (TDOA) with round-trip time (RTT) measurements is proposed for a wideband code division Multiple access (WCDMA) network.
Chen   +7 more
core   +1 more source

New Blind Block Synchronization for Transceivers Using Redundant Precoders [PDF]

open access: yes, 2008
This paper studies the blind block synchronization problem in block transmission systems using linear redundant precoders (LRP). Two commonly used LRP systems, namely, zero padding (ZP) and cyclic prefix (CP) systems, are considered in this paper.
Su, Borching, Vaidyanathan, P. P.
core   +1 more source

Construction Method and Verification of High Precision Ground Time Synchronization Links for 5G Mobile Base Stations

open access: yesGuangtongxin yanjiu, 2021
To meet the demand of 5G mobile base stations and edge computing nodes for high-precision ground timing system, the construction method of end-to-end ground time synchronization links and the subsequent time synchronization network planning ideas are ...
Yu WU
doaj   +1 more source

Improved training sequence structure and timing and frequency synchronization algorithm for OFDM system

open access: yesDianzi Jishu Yingyong, 2019
An improved timing and frequency synchronization algorithm based on Zadoff-Chu(ZC) sequence for OFDM system is proposed. The algorithm constructs a training sequence with conjugate repetition relationship. Firstly, the timing synchronization is completed
Chen Ying, Nie Wei
doaj   +1 more source

Anticipated Synchronization in a Biologically Plausible Model of Neuronal Motifs [PDF]

open access: yes, 2011
Two identical autonomous dynamical systems coupled in a master-slave configuration can exhibit anticipated synchronization (AS) if the slave also receives a delayed negative self-feedback.
Carelli, Pedro V.   +3 more
core   +2 more sources

Near Optimal Timing and Frequency Offset Estimation for 5G Integrated LEO Satellite Communication System

open access: yesIEEE Access, 2019
The integration of satellite and terrestrial 5G networks aims to provide ubiquitous coverage, improve service reliability, and enable the network scalability.
Wenjin Wang   +5 more
doaj   +1 more source

Timing synchronization in high mobility OFDM systems [PDF]

open access: yes, 2004
— OFDM systems are sensitive to timing synchronization errors. Utilizing pilot-aided channel estimators in OFDM systems can further increase this sensitivity.
Donald C. Cox, Yasamin Mostofi
core   +1 more source

Frequency Offset Tolerant Synchronization Signal Design in NB-IoT

open access: yesSensors, 2018
Timing detection is the first step and very important in wireless communication systems. Timing detection performance is usually affected by the frequency offset.
Jun Zou, Chen Xu
doaj   +1 more source

Saccade-related modulations of neuronal excitability support synchrony of visually elicited spikes [PDF]

open access: yes, 2011
During natural vision, primates perform frequent saccadic eye movements, allowing only a narrow time window for processing the visual information at each location.
Ito, Junji   +3 more
core   +1 more source

Incorporation of feedback during beat synchronization is an index of neural maturation and reading skills [PDF]

open access: yes, 2017
Speech communication involves integration and coordination of sensory perception and motor production, requiring precise temporal coupling. Beat synchronization, the coordination of movement with a pacing sound, can be used as an index of this ...
Fitzroy, A.   +4 more
core   +1 more source

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