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- research-articleMay 2023
Integrated three-dimensional Hall switch sensor based on independent optimized Hall devices
AbstractThis paper presents an integrated 3D Hall switch sensor with a 100 kHz signal bandwidth, which can detect three-dimensional (3D) magnetic field and output digital signals. 3D magnetic field detection relies on the integration of the ...
- research-articleMarch 2023
Highly efficient Cd-Free ZnMgO/CIGS solar cells via effective band-gap tuning strategy
Journal of Computational Electronics (SPJCE), Volume 22, Issue 3Pages 887–896https://doi.org/10.1007/s10825-023-02028-6AbstractThis work proposes a new modeling framework based on combining graded band-gap (GBG) engineering and metaheuristic optimization to improve the Cd-Free ZnMgO/CIGS solar cell performances. Analytical and numerical calculations are carried out to ...
- research-articleMarch 2022
Analysis of strong-arm comparator with auxiliary pair for offset calibration
Analog Integrated Circuits and Signal Processing (KLU-ALOG), Volume 110, Issue 3Pages 535–546https://doi.org/10.1007/s10470-022-01992-6AbstractThis paper analyzes the principle of the input-referred off calibration using the auxiliary pair for Strong-Arm comparator as well as its impact from the additional common-mode current and parasitic capacitance on the input-referred noise, offset, ...
- research-articleSeptember 2020
Prosodic word boundary detection from Bengali continuous speech
Language Resources and Evaluation (SPLRE), Volume 54, Issue 3Pages 747–765https://doi.org/10.1007/s10579-019-09478-0AbstractDetection of word boundaries in continuous speech is a tedious process due to the absence of a definite pause or silence in the word boundary position. Thus, continuous speech recognition is a very challenging task. However, the prosodic word ...
- ArticleJuly 2020
The Effect of Different Icon Shape and Width on Touch Behavior
HCI International 2020 – Late Breaking Papers: Cognition, Learning and GamesPages 32–44https://doi.org/10.1007/978-3-030-60128-7_3AbstractAmong the constitute types and elements of press keys, different icon shape and width ratio may affect the user when they tap on the keypad. Thus, the experiment will use three geometric shapes as the experiment materials and three different width ...
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- articleJuly 2018
14-bit column readout circuits with single-to-differential PGA using intentional offset and two-step scaled-reference SAR ADC for CMOS image sensors
Analog Integrated Circuits and Signal Processing (KLU-ALOG), Volume 96, Issue 1Pages 159–174https://doi.org/10.1007/s10470-018-1215-4High dynamic range (DR) readout circuits with an intentional offset fully differential output correlated double sampling (CDS) programmable gain amplifier (PGA) and a 14-bit differential input range two-step scaled-reference successive approximation ...
- articleJune 2018
Offsetting spherical curves in vector and raster form
The Visual Computer: International Journal of Computer Graphics (VISC), Volume 34, Issue 6-8Pages 973–984https://doi.org/10.1007/s00371-018-1525-7In this paper, we present techniques for offsetting spherical curves represented in vector or raster form. Such techniques allow us to efficiently determine and visualize the region within a given distance of a spherical curve. Our methods additionally ...
- research-articleOctober 2017
Planar Pythagorean-Hodograph B-Spline curves
Computer Aided Geometric Design (CAGD), Volume 57, Issue CPages 57–77https://doi.org/10.1016/j.cagd.2017.09.001We introduce a new class of planar Pythagorean-Hodograph (PH) B-Spline curves. They can be seen as a generalization of the well-known class of planar Pythagorean-Hodograph (PH) Bzier curves, presented by R. Farouki and T. Sakkalis in 1990, including the ...
- articleJune 2017
Offset control of traffic signal using cellular automaton traffic model
Artificial Life and Robotics (SPALR), Volume 22, Issue 2Pages 145–152https://doi.org/10.1007/s10015-017-0356-3This paper deals with an offset control of traffic signals using a cellular automaton traffic model. A stochastic optimal control method for distributed traffic signals is modified to achieve coordinated traffic signal control with the proposed offset ...
- research-articleJanuary 2017
Design and investigation of variability aware sense amplifier for low power, high speed SRAM
Microelectronics Journal (MICROJ), Volume 59, Issue CPages 22–32https://doi.org/10.1016/j.mejo.2016.11.009Reducing the input referred offset voltage of a sense amplifier (SA) provides remarkable returns in terms of reliability and energy conservation in static random access memory (SRAMs), which consume dominating portion of total power in modern ICs. High-...
- research-articleJanuary 2016
In vitro evaluation of basal shapes and offset values of artificial teeth for CAD/CAM complete dentures
- Shinta Yamamoto,
- Manabu Kanazawa,
- Daisuke Hirayama,
- Toshinari Nakamura,
- Toshio Arakida,
- Shunsuke Minakuchi
Computers in Biology and Medicine (CBIM), Volume 68, Issue CPages 84–89https://doi.org/10.1016/j.compbiomed.2015.11.004Statement of Problem. Artificial teeth are bonded onto the recesses of a milled denture base in a complete denture prepared using computer-aided design/computer-aided manufacturing (CAD/CAM). Little is known, however, about the effects of basal shapes ...
- articleOctober 2015
Online Incremental Clock Synchronization
Journal of Network and Systems Management (JNSM), Volume 23, Issue 4Pages 1034–1066https://doi.org/10.1007/s10922-014-9331-7Time synchronization is a fundamental requirement for many services provided by distributed systems. For this purpose, several time synchronization protocols have been proposed. However, they either achieve high accuracy by adding further network ...
- research-articleSeptember 2015
Non-Immersive method of Accelerometer calibration for mobile devices
ICCCT '15: Proceedings of the Sixth International Conference on Computer and Communication Technology 2015Pages 292–296https://doi.org/10.1145/2818567.2818660This paper describes a method of calibrating tri-axial accelerometer sensor without the need of controlled environment and user intervention, available in present day smartphones. These sensors have misalignment errors which are induced during soldering ...
- research-articleJuly 2015
Background analog and mixed signal calibration system for time-interleaved ADC
Microelectronics Journal (MICROJ), Volume 46, Issue 7Pages 656–667https://doi.org/10.1016/j.mejo.2015.04.001In this work, a novel background calibration technique for time-interleaved analog-to-digital converters (ADCs) is proposed. The offset, gain, time skew and bandwidth mismatches are considered and analyzed in detail, highlighting the efficiency of the ...
- research-articleMay 2015
A polynomial Hermite interpolant for C 2 quasi arc-length approximation
Computer-Aided Design (CADE), Volume 62, Issue CPages 218–226https://doi.org/10.1016/j.cad.2014.12.001Transcendental curves, or in general those resulting from offsetting, do not admit an exact rational or polynomial representation and must hence be approximated in order to incorporate them into most commercial CAD systems. We present a simple, yet ...
- research-articleOctober 2014
LIANA
Journal of Network and Computer Applications (JNCA), Volume 45, Issue CPages 203–214https://doi.org/10.1016/j.jnca.2014.07.021Tracing and monitoring tools, and other similar analysis tools, add new requirements to the old problem of coping with asynchronous clocks in distributed systems. Existing approaches based on the convex hull can achieve excellent accuracy for a ...
- articleSeptember 2014
Effects of offset values for artificial teeth positions in CAD/CAM complete denture
Computers in Biology and Medicine (CBIM), Volume 52Pages 1–7https://doi.org/10.1016/j.compbiomed.2014.05.011Recently, computer-aided design/computer-aided manufacturing (CAD/CAM) technology has been applied to the field of removable complete denture prosthodontics. We developed a system for fabricating complete dentures applying CAD/CAM technology. In this ...
- articleJanuary 2013
Design of a parallel low power flash A/D converter for the sub-sampling IR-UWB receiver
Analog Integrated Circuits and Signal Processing (KLU-ALOG), Volume 74, Issue 1Pages 255–266https://doi.org/10.1007/s10470-012-9966-9This paper presents the design of a dual-channel 4-bit analog-to-digital converter (ADC) for the sub-sampling impulse radio ultra-wideband receiver with the sampling rate of 2.112 GS/s. The ADC's specifications are optimized at the system level. Two ...
- ArticleSeptember 2012
Discrete Geometric Modeling of Thick Pelvic Organs with a Medial Axis
Modeling of soft pelvic organs and their thicknesses is a difficult task, especially when inputs are noisy and scattered. In order to define the geometric step for a global pelvic surgery simulator, we define a new method based only on geometry while ...
- ArticleJuly 2012
Finding a Needle in a Haystack: A Map Matching Technique for a Very Large Map Database
CICSYN '12: Proceedings of the 2012 Fourth International Conference on Computational Intelligence, Communication Systems and NetworksPages 331–335https://doi.org/10.1109/CICSyN.2012.68This paper presents a technique used in finding a certain record from a very large database. In particular, we proposed a map matching algorithm used in finding the street names which correspond to a given GPS coordinate from a large set of Bangkok map ...