uwb ultra wide band 2019





Ultra-Wide Band (UWB) is a communication method used in wireless networking that uses low power consumption to achieve high bandwidth connections. In other words, it meant to transmit a lot of data over a short distance without using too much power

Modeling and Simulation of UWB Signal for Indoor Radio Channels
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In this paper, we describe the indoor radio channel characteristic of Ultra-wideband signals by computer simulation. To analyze the propagation characteristic of UWB radio signals, we used the parameter proposed by IEEE P802. 15 WPANs in 2003. From the simulationbr />
Study on Heavy Metal Content and Microbial Ecology of Soil in Coal Mining Area and Application Prospect of UWB Radar
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In order to solve the problem of regional economic sustainable development caused by the ecology and environment in the coal mining area, the coal mining subsidence area is taken as the research object, and the total amount of heavy metals in the soil and various chemicalbr />
Construction of an indoor positioningsystem using UWB
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In the world we are living in today, GPS is really important to track and find people or objects. However, tracking people or devices inside a building is hard using GPS since it has a low accuracy. To track indoor objects, an alternative tracking system is needed This report describesbr />
A CPW-Fed Hexagonal Antenna With Fractal Elements For UWB Applications
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We propose a coplanar waveguide-fed hexagonal antenna design for ultra wideband applications. The size of the antenna is miniaturized to 25 25 1.588 mm3 and the impedance bandwidth is improved by adding fractal elements at the edges. Parametricbr />
Indoor positioning using Raspberry Pi with UWB
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Many indoor localization solutions rely on common radio signal strength indication or on Inertial Measurement Units (IMU). In this work, we present a server-based indoor positioning algorithm based on time of flight measurements of ultra-wideband ( UWB ) signals forbr />
Design And Analysis of A Compact Fractal Patch Antenna with Improved Radiation Properties for UWB Applications
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In this paper the design of a compact Fractal Patch Antenna (FPA) is presented. This MLA antenna has been designed on FR4 substrate εr= 4.4 and thickness h= 1.53 mm. A partial ground plane is used for impedance matching and koch fractal patch are simulated tobr />
UWB BPF With Uncoupled Symmetric loaded Stubs For Notch Implementation
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In the proposed paper a miniature micro-strip ultra-wideband ( UWB ) band pass filter (BPF) structure is introduced. The structure consists of two symmetrical placed resonator, quarter wavelength long parallelcoupled line stubs (at the mid-band frequency), short ended stubs br />
BANDWIDTH ENHANCED MICROSTRIP PATCH ANTENNA FOR UWB APPLICATIONS
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The main aim is to design a compact microstrip patch antenna with bandwidth enhancement for UWB applications by introducing L-Shaped patch with a U-slot. The microstrip patch antenna are having compact profile, simple structure and easy for fabrication. The mainbr />
Low-Power Low-data-rate IR- UWB Transmitter for Pediatric Apnea Monitoring System
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Wireless telemetry has recently become a very important feature for healthcare monitoring and wearable systems. Several factors such as reliability, power budget, and cost impose design constraints for the data transmission. Literature reported transmitters characterizedbr />
DriftLess: Underground Positioning using Bias Compensation for Iner-tial Sensors combined with UWB
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This study considers the TNO DriftLess technology for the positioning of machines in the context of mining raw materials in underground mines. The positioning system is used to add position data to (material) measurement data. This way, the system enables smooth and br />
Study and Mitigation of Non-Cooperative UWB Interference on Ranging
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UWB localization systems are well known for their accuracy for indoor localization. Recently UWB -based localization systems with less than 5 cm error have been proposed. Since IEEE802. 15.4-11 standard only allows UWB signal transmission with very low power (-41.3br />
A Mixed-Signal Demodulator for a Low-Complexity IR- UWB Receiver: Methodology, Simulation and Design
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This works presents an integrated 0.18 µm CMOS 2-PPM demodulator based on a switched capacitor network for an Energy Detection Impulse-Radio UWB receiver. The circuit has been designed using a top-down methodology that allows to discover the impact of low-level



Detection of Breathing Rates in Through-wall UWB Radar Utilizing JTFA
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Through-wall ultra-wide band ( UWB ) radar has been considered as one of the preferred and non-contact technologies for the targets detection owing to the better time resolution and stronger penetration. The high time resolution is a result of a larger of bandwidth of the

Demo abstract: UWB -based single-anchor low-cost indoor localization system
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In this demo, we present a low-cost indoor localization system based on the off-the-shelf ultra-wideband transceiver Decawave DW1000. To obtain an accurate position information, the system makes use of a single anchor and of multipath reflections from walls, hence

UWB at SemEval-2016 Task 1: Semantic textual similarity using lexical, syntactic, and semantic information
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Proceedings of SemEval-201 pages 588 59 San Diego, California, June 16-1 2016. c 2016 Association for Computational Linguistics UWB at SemEval-2016 Task 1: Semantic Textual Similarity using Lexical Tomáš Brychcin NTIS New Technologies for the Information

Compact CPW fed switchable UWB antenna as an antenna filter at narrow-frequency bands
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The aim of this paper is to present a compact coplanar waveguide (CPW) fed switchable UWB antenna as an antenna filter with adjustable notched frequency bands. Novel miniaturized tunable resonators are also presented to achieve notched bands. The antenna

Comparative Performance Analysis of UWB Antenna on Various Substrates
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This paper presents a microstrip patch antenna for Ultra-Wideband ( UWB ) applications. Coplanar waveguide feed is used to excite the radiator. The simple and compact geometry of the design is beneficial from the fabrication point of view. The paper further presents an

Compact size UWB monopole antenna with triple band-notches
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This paper presents triple band notched ultra wide band ( UWB ) monopole antenna with overall size of 36 32 mm2 fed by microstrip transmission line. In order to achieve a good impedance matching from 2.7 GHz to 13.4 GHz, a tapered transition between the

Poster: Switchable Directional Antenna System for UWB -based Internet of Things Applications.
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By enabling control of the direction of power radiation, directional antennas reduce channel contention, increase the communication range of nodes, and consequently increase the throughput and the energy-efficiency of low-power wireless systems. So far, most of the work

A Band-Notched Square Monopole Antenna designed for Bandwidth Enhancement in UWB Applications
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Abstract- In this letter, a square monopole antenna has been designed for ultrawideband ( UWB ) applications having variable notch frequency characteristic. The proposed antenna consists of the small square radiating patch with two rectangular slots, which provides a

A BIM and UWB integrated mobile robot navigation system for indoor position tracking applications
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This research presents the development of a self-governing mobile robot navigation system for indoor construction applications. This self-governing robot navigation system integrated robot control units, various positioning techniques including a deadreckoning system, a

Design of a pot-shaped monopole antenna with dual band notched characteristics for UWB application
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A compact planar microstrip-fed ultra-wideband ( UWB ) antenna with a dual band-notched for UWB application is presented and analyzed. By inserting a U-shaped slot and inverted U- shaped slot into the pot-shaped radiator, two notched bands are achieved. By optimizing the

Modeling and Simulation of UWB Signal for Indoor Radio Channels
free download

In this paper, we describe the indoor radio channel characteristic of Ultra-wideband signals by computer simulation. To analyze the propagation characteristic of UWB radio signals, we used the parameter proposed by IEEE P802. 15 WPANs in 2003. From the simulation

Uwb at semeval-2016 task 5: Aspect based sentiment analysis
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This paper describes our system used in the Aspect Based Sentiment Analysis (ABSA) task of SemEval 2016. Our system uses Maximum Entropy classifier for the aspect category detection and for the sentiment polarity task. Conditional Random Fields (CRF) are used for

UWB Tracking System for Patient Monitoring in Home Environment
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Worlds population is aging and the number of people over the age of 65 is increasing. Its important for elder people to feel free and independent in their home environment. On the other hand, with aging several health issues and deseases can occur, then is also importat

Uwb at semeval-2018 task 10: Capturing discriminative attributes from word distributions
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We present our UWB system for the task of capturing discriminative attributes at SemEval 2018. Given two words and an attribute, the system decides, whether this attribute is discriminative between the words or not. Assuming Distributional Hypothesis, ie, a word This article proposes a low profile and miniaturized ultra-wideband frequency selective surface ( UWB FSS) structure which provides wide bandwidth for shielding applications. A single layer FSS constructed with a simple square loop and cross dipole structure provides

A compact circular disc shaped monopole antenna for UWB applications
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This article presents a compact size UWB antenna with circular patch containing four L- shape and a circular slot for ultra wide-band ( UWB ) applications. Ground plane is also modified with diagonal edges, rectangular slot and I-shaped slots. It has found that the L

An asymmetric liquid crystal polymer based fractal slotted UWB monopole antenna with notch band characteristics
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An improvement of the fractal antenna is made to enhance its gain and bandwidth. In this paper, a relative study of the fractal antenna which is excited by the CPW is done. The antenna that we proposed was designed and simulated using HFSS. Using the fractal

ATLAS: TDOA-based UWB Localization
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This extended abstract is submitted as an entry for the Microsoft Indoor Localization Competition taking place in April 2018. At the core we use ultra-wideband ( UWB ) technology and the timedifferences of arrival (TDOA) to estimate the mobile nodes position. In order to

A novel UWB monopole antenna with controllable band-notch characteristics
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Abstract- A novel microstrip monopole antenna for Ultra Wide Band applications with switchable bandnotch function is presented. For this purpose, elliptical radiator and a half circular shape ground plane are modified. Using these modifications, including a

Miniaturized Planar Monopole UWB Antenna with Integrated RFID/GPS/GSM/WLAN Bands Using Capactively Loaded Loop Resonator (CLLRs)
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A miniaturized multiband planar monopole Ultrawideband ( UWB ) antenna is presented. The penta-band antenna is comprised of a: 3.1 10.6 GHz UWB band, 2.4 WLAN band, 1.8 GHz GSM band, 1.3 GHz GPS and a 0.95 GHz RFID band. The proposed UWB band is realized





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