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Technologies, Volume 5, Issue 3

2017 September - 23 articles

Cover Story: In this paper, we present our design of a 16-electrode high-speed system that simultaneously implements constant current injection and differential potential measurements. This is applied over a stretchable and conductive-fabric material to realize a soft and wearable pressure sensor. As the power consumption of the system is 3 mW, it is suitable for battery-powered applications. The electronic design and sensor set-up are presented in detail. View Paper here
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Articles (23)

  • Article
  • Open Access
49 Citations
12,959 Views
13 Pages

The present paper presents a theoretical perspective on assistive technology for elderly people. In a context characterized by an aging population and an increased life expectancy, it is highly likely that we will become the spectators of a powerful...

  • Article
  • Open Access
15 Citations
9,037 Views
17 Pages

Effect of AQM-Based RLC Buffer Management on the eNB Scheduling Algorithm in LTE Network

  • Anup Kumar Paul,
  • Hidehiko Kawakami,
  • Atsuo Tachibana and
  • Teruyuki Hasegawa

With the advancement of the Long-Term Evolution (LTE) network and smart-phones, most of today’s internet content is delivered via cellular links. Due to the nature of wireless signal propagation, the capacity of the last hop link can vary within a sh...

  • Technical Note
  • Open Access
5,324 Views
26 Pages

The definition of a length operator in quantum cosmology is usually influenced by a quantum theory for gravity considered. The semiclassical limit at the Planck age must meet the requirements implied in present observations. The features of a semicla...

  • Article
  • Open Access
8 Citations
15,453 Views
10 Pages

Characterising the Physical, Phytochemical and Antioxidant Properties of the Tuckeroo (Cupaniopsis anacardioides) Fruit

  • Ngoc Minh Quynh Pham,
  • Anita C. Chalmers,
  • Quan V. Vuong,
  • Michael C. Bowyer and
  • Christopher J. Scarlett

The tuckeroo (Cupaniopsis anacardioides) is an Australian native plant that fruits over the summer months. There are very few studies that have characterised its fruit; consequently, this study aimed to delineate the physical, phytochemical and antio...

  • Article
  • Open Access
31 Citations
6,189 Views
8 Pages

We are interested in using wearable sensor data to analyze detailed characteristics of movement, such as repeatability and variability of movement patterns, over days and months to accurately capture real-world infant behavior. The purpose of this st...

  • Article
  • Open Access
13 Citations
8,253 Views
13 Pages

This study proposes a framework for remote identification and tracking of cattle movement based on wireless sensor networks (WSN), mobile communication, and unmanned aerial vehicles (UAVs). The proposed framework can be implemented for tracking cattl...

  • Review
  • Open Access
61 Citations
12,509 Views
18 Pages

Organic Solar Cell by Inkjet Printing—An Overview

  • Sharaf Sumaiya,
  • Kamran Kardel and
  • Adel El-Shahat

In recent years, organic solar cells became more attractive due to their flexible power devices and the potential for low-cost manufacturing. Inkjet printing is a very potential manufacturing technique of organic solar cells because of its low materi...

  • Article
  • Open Access
6 Citations
7,027 Views
11 Pages

Teaching Enzyme Activity to the Visual Impaired and Blind Students

  • Felipe Sales De Oliveira,
  • Agatha Santos do Nascimento and
  • Maria Lucia Bianconi

Biochemistry requires a high abstraction level, and different approaches should be used to enable the proper understanding of different subjects. In particular, students with visual impairment or blindness need special attention, not due to a lack of...

  • Article
  • Open Access
4,778 Views
14 Pages

In quantum gravity interpretations, the role of space- and time-related concepts is debated. Some argue that these concepts are not needed to describe physical reality at the Planck scale. Others object that an operational definition of magnitudes ca...

  • Article
  • Open Access
24 Citations
19,230 Views
13 Pages

Paste Extruder—Hardware Add-On for Desktop 3D Printers

  • Catalin Gheorghe Amza,
  • Aurelian Zapciu and
  • Diana Popescu

This paper presents the design, development and testing of a paste/clay extrusion device intended to be used as a drop-in replacement for the conventional thermoplastic extruder of a desktop filament-based 3D printer. A plastic cylinder loaded with g...

  • Article
  • Open Access
13 Citations
11,650 Views
11 Pages

A Low-Cost, Wearable Opto-Inertial 6-DOF Hand Pose Tracking System for VR

  • Andualem T. Maereg,
  • Emanuele L. Secco,
  • Tayachew F. Agidew,
  • David Reid and
  • Atulya K. Nagar

In this paper, a low cost, wearable six Degree of Freedom (6-DOF) hand pose tracking system is proposed for Virtual Reality applications. It is designed for use with an integrated hand exoskeleton system for kinesthetic haptic feedback. The tracking...

  • Article
  • Open Access
24 Citations
10,282 Views
10 Pages

Electrical impedance tomography (EIT) is an imaging method that can be applied over stretchable conductive-fabric materials to realize soft and wearable pressure sensors through current injections and voltage measurements at electrodes placed at the...

  • Article
  • Open Access
5 Citations
6,584 Views
14 Pages

Determining the Reliability of Several Consumer-Based Physical Activity Monitors

  • Joshua M. Bock,
  • Leonard A. Kaminsky,
  • Matthew P. Harber and
  • Alexander H. K. Montoye

Limited research exists on the reliability of consumer-based physical activity monitors (CPAMs) despite numerous studies on their validity. Consumers often purchase CPAMs to assess their physical activity (PA) habits over time, emphasizing CPAM relia...

  • Feature Paper
  • Article
  • Open Access
76 Citations
32,506 Views
22 Pages

Impact of DIY Home Manufacturing with 3D Printing on the Toy and Game Market

  • Emily E. Petersen,
  • Romain W. Kidd and
  • Joshua M. Pearce

The 2020 toy and game market is projected to be US$135 billion. To determine if 3D printing could affect these markets if consumers offset purchases by 3D printing free designs, this study investigates the 100 most popular downloaded designs at MyMin...

  • Article
  • Open Access
26 Citations
7,992 Views
16 Pages

DC Model Cable under Polarity Inversion and Thermal Gradient: Build-Up of Design-Related Space Charge

  • Nugroho Adi,
  • Thi Thu Nga Vu,
  • Gilbert Teyssèdre,
  • Fulbert Baudoin and
  • Ngapuli Sinisuka

In the field of energy transport, High-Voltage DC (HVDC) technologies are booming at present due to the more flexible power converter solutions along with needs to bring electrical energy from distributed production areas to consumption sites and to...

  • Article
  • Open Access
39 Citations
11,292 Views
12 Pages

Validation of the HUMAC Balance System in Comparison with Conventional Force Plates

  • Jan Jens Koltermann,
  • Martin Gerber,
  • Heidrun Beck and
  • Michael Beck

In recent years, there has been intensified development of cost-effective alternatives to conventional force plates, such as those of Kistler and AMTI, in clinical and scientific research. To our knowledge, the evidence for existing validity and reli...

  • Article
  • Open Access
29 Citations
12,581 Views
18 Pages

Communication Challenges in on-Body and Body-to-Body Wearable Wireless Networks—A Connectivity Perspective

  • Dhafer Ben Arbia,
  • Muhammad Mahtab Alam,
  • Yannick Le Moullec and
  • Elyes Ben Hamida

Wearable wireless networks (WWNs) offer innovative ways to connect humans and/or objects anywhere, anytime, within an infinite variety of applications. WWNs include three levels of communications: on-body, body-to-body and off-body communication. Suc...

  • Article
  • Open Access
20 Citations
7,544 Views
13 Pages

Abstract: Due to their rapid, selective, and volumetric heating, microwaves have been widely used in the past to enhance solid-state reactions as well as the synthesis of ceramic pigments. The aim of this work is to present a case study involving the...

  • Article
  • Open Access
3 Citations
6,577 Views
13 Pages

Feasibility Study of a Table Prototype Made of High-Performance Fiber-Reinforced Concrete

  • Elisa Baioni,
  • Roberto Alessi,
  • Valeria Corinaldesi,
  • Giovanni Lancioni and
  • Robin Rizzini

The challenging and innovative idea of realizing a table totally made of fiber-reinforced concrete is explored through an interdisciplinary research activity, where contributions coming from different fields (design, material science, experimental te...

  • Article
  • Open Access
12 Citations
7,034 Views
10 Pages

Among various ceramic matrix composites developed, self-healing ceramics have been studied as new functional materials. Self-healing occurs in such materials by high-temperature oxidation triggered by a micro-crack initiation on the surface, and the...

  • Article
  • Open Access
44 Citations
7,545 Views
16 Pages

Development of a Wearable Sensor Algorithm to Detect the Quantity and Kinematic Characteristics of Infant Arm Movement Bouts Produced across a Full Day in the Natural Environment

  • Ivan A. Trujillo-Priego,
  • Christianne J. Lane,
  • Douglas L. Vanderbilt,
  • Weiyang Deng,
  • Gerald E. Loeb,
  • Joanne Shida and
  • Beth A. Smith

We developed a wearable sensor algorithm to determine the number of arm movement bouts an infant produces across a full day in the natural environment. Full-day infant arm movement was recorded from 33 infants (22 infants with typical development and...

  • Communication
  • Open Access
8 Citations
10,674 Views
14 Pages

Framing strongly influences actions among technology proponents and end-users. Underlying much debate about artificial intelligence (AI) are several fundamental shortcomings in its framing. First, discussion of AI is atheoretical, and therefore has l...

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Technologies - ISSN 2227-7080