Results 21 to 30 of about 89,034 (232)

Robust Beamforming for Amplify-and-Forward MIMO Relay Systems Based on Quadratic Matrix Programming [PDF]

open access: yes, 2010
In this paper, robust transceiver design based on minimum-mean-square-error (MMSE) criterion for dual-hop amplify-and-forward MIMO relay systems is investigated.
Ma, Shaodan   +3 more
core   +3 more sources

A Low-Power Wireless System for Predicting Early Signs of Sudden Cardiac Arrest Incorporating an Optimized CNN Model Implemented on NVIDIA Jetson

open access: yesSensors, 2023
The survival rate for sudden cardiac arrest (SCA) is low, and patients with long-term risks of SCA are not adequately alerted. Understanding SCA’s characteristics will be key to developing preventive strategies.
Venkata Deepa Kota   +5 more
doaj   +1 more source

Wavelength-multiplexed duplex transceiver based on III-V/Si hybrid integration for off-chip and on-chip optical interconnects [PDF]

open access: yes, 2016
A six-channel wavelength-division-multiplexed optical transceiver with a compact footprint of 1.5 x 0.65 mm(2) for off-chip and on-chip interconnects is demonstrated on a single silicon-on-insulator chip.
Chen, KX   +11 more
core   +1 more source

Desain Awal Analog Front-End Optical Transceiver untuk Aplikasi Visible Light Communication

open access: yesJurnal Nasional Teknik Elektro dan Teknologi Informasi, 2016
Analog Front-End (AFE) is a part of physical layer (PHY) at Visible Light Communications (VLC) system which has important things to transmit and receive the data.
Trio Adiono   +3 more
doaj   +1 more source

Miniaturized Ku-band transceiver based on 3D integration technology

open access: yesDianzi Jishu Yingyong, 2022
With silicon-based 3D integrated module and multilayer hybrid pressing printed circuit board(PCB) technique, a miniaturized Ku-band transceiver was designed, and meanwhile its principle project and approach were expounded.
Liu Haodong   +3 more
doaj   +1 more source

Operating ITS-G5 DSRC over Unlicensed Bands: A City-Scale Performance Evaluation [PDF]

open access: yes, 2019
Future Connected and Autonomous Vehicles (CAVs) will be equipped with a large set of sensors. The large amount of generated sensor data is expected to be exchanged with other CAVs and the road-side infrastructure.
Mavromatis, Ioannis   +2 more
core   +3 more sources

A Spectral-Scanning Nuclear Magnetic Resonance Imaging (MRI) Transceiver [PDF]

open access: yes, 2009
An integrated spectral-scanning nuclear magnetic resonance imaging (MRI) transceiver is implemented in a 0.12 mum SiGe BiCMOS process. The MRI transmitter and receiver circuitry is designed specifically for small-scale surface MRI diagnostics ...
Babakhani, Aydin   +2 more
core   +1 more source

A CMOS Optoelectronic Transceiver with Concurrent Automatic Power Control for Short-Range LiDAR Sensors

open access: yesSensors
This paper presents an optoelectronic transceiver (OTRx) realized in a 180 nm CMOS technology for applications of short-range LiDAR sensors, in which a modified current-mode single-ended VCSEL driver (m-CMVD) is exploited as a transmitter (Tx) and a ...
Yejin Choi   +4 more
doaj   +1 more source

Design and Implementation of K-Band Electromagnetic Wave Rain Gauge System

open access: yesRemote Sensing, 2023
In order to prevent and manage damage caused by localized torrential downpours, the quantitative observation of rainfall is crucial. Considering the spatial complexity and vertical variability of rainfall, it is important to obtain low-altitude, high ...
Jeongho Choi, Sanghun Lim
doaj   +1 more source

RF-Based UAV Detection and Identification Enhanced by Machine Learning Approach

open access: yesIEEE Access
This paper introduces the design and implementation of an RF-based system for detecting non-cooperating unmanned aerial vehicles (UAVs). The system comprises an RF module, an automated Pan and Tilt Unit (PTU), and IoTs. The integrated RF module is highly
Yash Vasant Ahirrao   +2 more
doaj   +1 more source

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