College of Engineering: Recent submissions
Now showing items 2481-2500 of 8730
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Cyber Physical Systems and Smart Homes in Healthcare: Current State and Challenges
( Institute of Electrical and Electronics Engineers Inc. , 2020 , Conference)Cyber Physical Systems is an emerging paradigm which has gained particular attention in research and development. CPS has transformed the way we interact with the physical world by introducing smart communication between ... -
A survey of clustering algorithms for big data: Taxonomy and empirical analysis
( IEEE Computer Society , 2014 , Article)Clustering algorithms have emerged as an alternative powerful meta-learning tool to accurately analyze the massive volume of data generated by modern applications. In particular, their main goal is to categorize data into ... -
A context-aware approach for long-term behavioural change detection and abnormality prediction in ambient assisted living
( Elsevier , 2015 , Article)This research aims to describe pattern recognition models for detecting behavioural and health-related changes in a patient who is monitored continuously in an assisted living environment. The early anticipation of anomalies ... -
Advances in Production Management Systems. Innovative and Knowledge-Based Production Management in a Global-Local World: IFIP WG 5.7 International Conference, APMS 2014, Ajaccio, France, September 20-24, 2014, Proceedings, Part II
( Springer New York LLC , 2014 , Conference)The three volumes IFIP AICT 438, 439, and 440 constitute the refereed proceedings of the International IFIP WG 5.7 Conference on Advances in Production Management Systems, APMS 2014, held in Ajaccio, France, in September ... -
Advances in Production Management Systems: Innovative and Knowledge-Based Production Management in a Global-Local World: IFIP WG 5.7 International Conference, APMS 2014, Ajaccio, France, September 20-24, 2014, Proceedings, Part I
( Springer New York LLC , 2014 , Conference)The three volumes IFIP AICT 438, 439, and 440 constitute the refereed proceedings of the International IFIP WG 5.7 Conference on Advances in Production Management Systems, APMS 2014, held in Ajaccio, France, in September ... -
Continuous-Time ΣΔ ADC with Implicit Variable Gain Amplifier for CMOS Image Sensor
( Hindawi Publishing Corporation , 2014 , Article)This paper presents a column-parallel continuous-time sigma delta (CTSD) ADC for mega-pixel resolution CMOS image sensor (CIS). The sigma delta modulator is implemented with a 2nd order resistor/capacitor-based loop filter. ... -
Review and simulation of leakage current in transformerless microinverters for PV applications
( Elsevier , 2017 , Article Review)Designing microinverters without transformers enhances system efficiency and power density and reduces cost. However, the transformer removal results in loss of galvanic isolation that leads to leakage current circulation. ... -
A new tracking technique for mechanical angle measurement
( Elsevier , 2014 , Article)Resolvers and other types of sine/cosine encoders are used for measurement of mechanical angles. These devices produce quadrature signals in the form of sine and cosine of the unknown angle, and require converters to extract ... -
Angular position measurement using resolvers together with a robust linearization technique
( Institute of Electrical and Electronics Engineers Inc. , 2015 , Conference)Resolvers are used for both absolute angular and linear position sensing. A robust amplitude to phase converter is described for the determination of position from the sine and cosine output signals of the resolver. The ... -
A low power temperature sensor based on a voltage to time converter cell
( IEEE , 2013 , Conference)In this paper we propose a temperature sensor, based on a voltage to time converter cell (VTC). A VTC is frequently employed in time to digital converters for generating a delay that is proportional to the input voltage. ... -
A novel resolver converter based on a modified tracking method
( IEEE , 2013 , Conference)Resolvers are robust and reliable transducers, working as rotary transformers, and are used for mechanical angle measurement. In the present work, the two stator windings of the resolver are excited with sine and cosine ... -
A new fast tracking resolver for mechanical angle measurement
( Institute of Electrical and Electronics Engineers Inc. , 2013 , Conference)The resolver is a mechanical angle and rotational speed transducer that operates as rotary transformer; its two stator windings are excited with sine and cosine AC signals and its rotor winding produces a sinusoidal signal ... -
A novel amplitude-to-phase converter for sine/cosine position transducers
( Taylor and Francis Group , 2007 , Article)Resolvers and various other types of sine/cosine encoders are used for both angular and linear position sensing. These devices provide analogue signals in the form of the sine and the cosine of an angle related to the ... -
Novel linearizer for tangent/cotangent converter
( IEEE , 2009 , Conference)Resolvers and other types of sinusoidal encoders provide electrical signals whose amplitudes are related to the sine and cosine of the mechanical shaft angle ¿ over the full 360° range. The tangent/cotangent converter, ... -
Precise, wide-range approximations to arc sine function suitable for analog implementation in sensors and instrumentation applications
( IEEE , 2005 , Article)This paper presents four newly developed algebraic approximations of the inverse sine function, defined for the full [-1,+1] input range. These approximations contain few terms, and have numerical coefficients with low ... -
Design and Assembly of Miniature Zirconia Oxygen Sensors
( IEEE , 2004 , Article)Zirconia oxygen sensors are highly selective solid-state devices used for many applications, including combustion control for better fuel economy and lower emissions. Stabilized zirconia electrolyte meets the device ... -
A low power oscillator based temperature sensor for RFID applications
( IEEE Computer Society , 2013 , Conference)In this paper we present a temperature sensor based on a ring oscillator. The ring oscillator uses the CMOS thyristor delay element and has an extremely low power consumption of about 47nW at room temperature with a supply ... -
A new closed-loop converter for sinusoidal encoders - Preliminary results
( IEEE , 2009 , Conference)Sinusoidal position transducers provide accurate and reliable representation of the mechanical position of their shafts. The sine/cosine transducers signals may be used in open loop or closed loop arrangements for the ... -
Theory and simulation of a miniature zirconia sensor for control of the air-to-fuel ratio in combustion systems
( IEEE , 2001 , Article)The theory of operation on both sides of stoichiometry of a miniature zirconia oxygen pump-gauge incorporating a diffusion hole is discussed. Computer simulation of the sensor output when used for monitoring the air-to-fuel ... -
Lascada: A novel scalable topology for data center network
( IEEE , 2020 , Article)The growth of cloud-based services is mainly supported by the core networking infrastructures of large-scale data centers, while the scalability of these services is influenced by the performance and dependability ...
