Results 101 to 110 of about 37,523,811 (205)

Adaptive Minimum Bit Error Rate Beamforming Assisted Receiver for QPSK Wireless Communication

open access: yes, 2005
This paper considers interference limited communication systems where the desired user and interfering users are symbol-synchronized. A novel adaptive beamforming technique is proposed for quadrature phase shift keying (QPSK) receiver based directly on ...
N. N. Ahmad   +7 more
core   +1 more source

Efficient channelized technology based on filter banks

open access: yesJournal of Measurement Science and Instrumentation, 2016
With the appearance of novel radar signal with low intercept probability,the bandwidth of radar receiver is wider and wider.Wideband digital receiver becomes a research hotspot in the field of communication,radar and electronic reconnaissance,etc.As one ...
ZHANG Di, HAN Zheng, ZHANG Li-ping
doaj  

Self‐Regulated Learning Meets AI: Reinterpreting Self‐Regulation, Co‐Regulation, and Socially Shared Regulation in Human–AI Interaction

open access: yesNew Directions for Adult and Continuing Education, EarlyView.
ABSTRACT Advancing artificial intelligence (AI) has transformed learning and work, yet higher education and professional development programs have not systematically equipped learners for AI‐prevalent environments. This lack of preparation creates uncertainty regarding control, responsibility, trust, and accountability.
Moon‐Heum Cho, Jerusalem Merkebu
wiley   +1 more source

Phase Coherence and Digital Receiver

open access: yes, 2001
The phase coherence between a receiver and transmitter is discussed. The phasse control of the digital receiver which preserves the phase coherence and minimal jitter is ...
Halámek, Josef
core  

Synthesis of digital locomotive receiver of automatic locomotive signaling

open access: yesNauka ta progres transportu, 2013
Purpose. Automatic locomotive signaling of continuous type with a numeric coding (ALSN) has several disadvantages: a small number of signal indications, low noise stability, high inertia and low functional flexibility.
K. V. Goncharov
doaj  

Comparing the Effect of Semi‐Immersive Virtual Reality, Computerized Cognitive Training, and Traditional Rehabilitation on Cognitive Function in Multiple Sclerosis: A Randomized Clinical Trial

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Background Cognitive impairment is a common non‐motor symptom in Multiple Sclerosis (MS), negatively affecting autonomy and Quality of Life (QoL). Innovative rehabilitation strategies, such as semi‐immersive virtual reality (VR) and computerized cognitive training (CCT), may offer advantages over traditional cognitive rehabilitation (TCR ...
Maria Grazia Maggio   +8 more
wiley   +1 more source

Adaptive beamforming assisted receiver

open access: yes, 2007
Adaptive beamforming is capable of separating user signals transmitted on the same carrier frequency, and thus provides a practical means of supporting multiusers in a space-division multiple-access scenario.
Sheng Chen, Chen, Sheng
core  

ANALYSIS OF DIGITAL TRACK RECEIVER OF TONAL RAIL CIRCUITS

open access: yesNauka ta progres transportu, 2010
In the paper the practicability of using the digital signal processing in track receivers of the tone track circuits is shown. On the basis of spectral analysis results of the signal current of the tone track circuits, as well as with taking the acting ...
K. V. Honcharov
doaj  

Memory and Resting‐State Connectivity in Acute Transient Global Amnesia: A Case–Control fMRI Study

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Background and Objectives Transient global amnesia (TGA) is a striking model of isolated amnesia. While hippocampal lesions are well described, the network‐level mechanisms and the precise neuropsychological profile remain debated. Our objective was thus to characterize functional and neuropsychological correlates of acute TGA and their ...
Elias El Otmani   +10 more
wiley   +1 more source

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