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Computer Hardware

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lightbulbAbout this topic
Computer hardware refers to the physical components of a computer system, including the central processing unit (CPU), memory, storage devices, motherboard, and peripheral devices. It encompasses all tangible elements that enable the operation and functionality of computer software and systems.
lightbulbAbout this topic
Computer hardware refers to the physical components of a computer system, including the central processing unit (CPU), memory, storage devices, motherboard, and peripheral devices. It encompasses all tangible elements that enable the operation and functionality of computer software and systems.

Key research themes

1. How do microprocessor architectures and organizational designs influence energy efficiency and performance across computing scales from embedded to cloud systems?

This theme investigates the architectural and organizational principles of microprocessors, focusing on instructional design paradigms (such as RISC versus CISC), multicore and parallel hardware-software interfaces, and energy-efficient computing approaches that span from embedded devices to high-performance cloud environments. Understanding these interactions provides significant insights into designing more performant and sustainable computing platforms.

Key finding: The book emphasizes the essential interaction between hardware and software, illustrating that performance improvements in modern multicore microprocessors demand programmers' understanding of parallel hardware-software... Read more
Key finding: This work provides a comprehensive analysis contrasting ARM’s RISC architecture with x86’s CISC architecture, demonstrating ARM’s dominance linked to its energy-efficient design rooted in simplicity and system-on-chip... Read more
Key finding: The paper analyzes microprocessor-based control systems highlighting microprocessors as central processing units for embedded applications. It discusses basic organizational structures, importance of input-output peripherals,... Read more

2. What are the emerging hardware and system architectures facilitating scalable, high-performance distributed and parallel computing platforms?

This research theme focuses on hardware architectures and system-level designs that enable scalable distributed computing, including cluster computing and emerging decentralized computing paradigms. It examines hardware interconnect technologies, parallel programming models, and novel frameworks that leverage commodity components to realize supercomputing capabilities in cost-effective and flexible ways.

Key finding: This paper describes cluster computing as a cost-effective, scalable alternative to traditional supercomputing, relying on commodity off-the-shelf hardware connected via high-speed networks and standardized protocols like MPI... Read more
Key finding: The research contextualizes the history and community growth around High Performance Computing (HPC), underscoring the importance of conference-based research dissemination for HPC. It highlights performance analysis... Read more
Key finding: STESH proposes a decentralized peer-to-peer platform that connects underutilized GPUs and CPUs with demand from a large developer base in India, aiming to democratize access to AI compute resources. It integrates blockchain... Read more

3. How are Internet of Things (IoT) devices and embedded hardware systems enhancing automation, monitoring, and intelligent control in industrial and domestic environments?

This theme explores the design, implementation, and integration of hardware and embedded microcontroller-based systems within IoT frameworks. It addresses applications ranging from industrial production line automation, smart agriculture, home automation, to real-time physiological monitoring. The focus is on modular hardware architectures, sensor interfaces, wireless communication protocols, and system-level integration to enable intelligent, adaptive control systems and monitoring networks.

Key finding: The paper evaluates M5Stack modular IoT development platform highlighting its flexible hardware modularity, integrating multi-protocol communication, edge computing, and cloud connectivity. It demonstrates industry use cases... Read more
Key finding: This study presents a detailed design of a wireless remote monitoring and control system for industrial production lines using PLC and SCADA systems. It emphasizes wireless sensor deployment and data acquisition integration... Read more
Key finding: The research develops an Arduino-based IoT home automation system incorporating Bluetooth connectivity and sensor feedback for remote device control, including water level monitoring and appliance switching. The system... Read more
Key finding: This work designs a microcontroller-based prototype integrated with ultrasonic and thermocouple sensors to monitor engine temperature, hydraulic oil levels, and proximity detection for an excavator. It implements automated... Read more

All papers in Computer Hardware

There exists a gap in terms of the signals provided by pacemakers (i.e., intracardiac electrogram (EGM)) and the signals doctors use (i.e., 12-lead electrocardiogram (ECG)) to diagnose abnormal rhythms. Therefore, the former, even if... more
Holographic storage has the potential to become a digital data storage technology with fast readout and high density. Computer users have come to expect, however, that data retrieved from their storage devices will be retrieved error-free... more
The concept of the data utility as a database system capable of supporting a data model, a large-scale on-line store, and concurrent user access has emerged in recent years. New technology can make the notion of database computers-a... more
The next significant step in the evolution and proliferation of artificial intelligence technology will be the integration of neural network (NN) models within embedded and mobile systems. This calls for the design of compact, energy... more
The rapid improvement in computation capability has made convolutional neural networks (CNNs) a great success in recent years on image classification tasks, which has also prospered the development of objection detection algorithms with... more
The next significant step in the evolution and proliferation of artificial intelligence technology will be the integration of neural network (NN) models within embedded and mobile systems. This calls for the design of compact, energy... more
As convolution contributes most operations in convolutional neural network (CNN), the convolution acceleration scheme significantly affects the efficiency and performance of a hardware CNN accelerator. Convolution involves multiply and... more
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Edge-Valued Binary-Decision Diagrams (evbdd)s are directed acyclic graphs which c a n represent and manipulate integer functions as e ectively as Ordered Binary-Decision Diagrams (obdds) do for Boolean functions. They have been used in... more
This article presents our work on the development of a fuel cell (FC) and battery hybrid (FC-Bh) system for use in portable microelectronic systems. We describe the design and control of the hybrid system, as well as a dynamic power... more
En este trabajo hemos estudiado el género del ecorché (imágenes o estatuas de hombres o animales sin piel) y las tradiciones de donde procede. Existen tres tradiciones que son convergentes: la cotidiana, la artística y la anatómica.... more
This project describes a Multi-Chip Module (MCM) that contains a microelectronic circuit and a microfluidic device that could be combined to implement a "bacterial microfactory". The microchip contains two decoders connected to arrays of... more
Image processing algorithms are dominating contemporary digital systems due to their importance and adoption by a large number of application domains. Despite their significance, their computational requirements often limit their usage,... more
Image processing algorithms are dominating contemporary digital systems due to their importance and adoption by a large number of application domains. Despite their significance, their computational requirements often limit their usage,... more
Motion Estimation (ME) is the most computationally intensive part in the whole video compression process. The ME algorithms can be divided into full search ME (FS) and fast ME (FME). The FS is not suitable for high definition (HD) frame... more
In this paper, we propose an adaptive truncate k-bit re-configurable approximation (aTra) method which can achieve similar video coding efficiency as the original transform but substitute all low efficient multiplication by conformed... more
In this work we present a formal study on optimizing the energy consumption of energy harvesting embedded systems. To deal with the uncertainty inherent in solar energy harvesting systems, we propose the Stochastic Power Management (SPM)... more
Membrane lesions play an early role in the pathogenesis of muscular dystrophy. Using a new albumin-targeted contrast agent (MS-325), sarcolemmal integrity of two animal models for muscular dystrophy was studied by MRI. Intravenously... more
Process control is fundamental in modern interaction since it ensures security and improvement in a cycle. Furthermore, process control is a valuable apparatus to fulfill the ecological strategy and item quality necessities. In ventures,... more
This paper presents a new recursive formulation for Walsh-Hadamard Transform (WHT) that allows the generation of higher order (longer size) multidimensional (m-d) WHT architectures from m 2 lower order (shorter sizes) WHT architectures.... more
Modern microprocessors dedicate a large portion of the chip area to the cache. Decreasing the energy consumption of the microprocessor, which is a very important design goal especially for small, battery powered, devices, depends on... more
This paper presents a VLSI implementation of discrete wavelet transform (DWT). The architecture is simple, modular, and cascadable for computation of one, or multi-dimensional DWT. It comprises of four basic units: input delay, filter,... more
A defect analysis method of semiconductor device, wherein defect percentage data for each of inspection units within a (21) Appl. No.: 13/177,127 wafer and information pieces regarding manufacturing con ditions for the wafer are loaded... more
Modern Embedded multiprocessor design presents challenges and opportunities that stem from task coarse granularity and the large number of inputs and outputs for each task. They are complex systems that often require years to design and... more
The paper presents a integrated vacuum system which was designed and manufactured in our institute. The main parts of this system are the power supply unit for turbo-melecular pumps and the vacuummeter. Both parts of the system are driven... more
FPGA-based reconfigurable systems allow the online adaptation to dynamically changing runtime requirements. The reliability of FPGAs, being manufactured in latest technologies, is threatened by soft errors, as well as aging effects and... more
This paper optimizes Bloom filter algorithms and hardware architectures for high-speed implementation on FPGAs. A Bloom filter is a data structure that is used to check whether input search data are present in a table of stored data.... more
This paper optimizes Bloom filter algorithms and hardware architectures for high-speed implementation on FPGAs. A Bloom filter is a data structure that is used to check whether input search data are present in a table of stored data.... more
The design and implementation of eight novel non-cryptographic hash functions is proposed in this paper. Those can suitably be employed in networking and security applications that require fast lookup and/or counting architectures. Our... more
Pemanfaatan kontrol temperatur biasa digunakan pada suatu ruangan untuk mendapatkan suhu yang diinginkan. Makanan merupakan salah satu objek yang berhubungan dengan kondisi temperatur. Maka dari itu dibuat sistem Food Heater Portable... more
This paper describes the fully integration of an innovative and low-cost pressure sensor sheet based on a bendable and printed electronics technology. All integration stages are covered, from most low-level functional system, like... more
Although much research has been done on efficient high-speed filter architectures, much of this work has focused on filters with fixed coefficients, such as Canonical Signed Digit coefficient filter architectures, multiplierless designs,... more
This paper presents the design, sensor selection, circuitry, firmware development, and testing of an ultrasonicbased digital height meter. An Atmega328 microcontroller is used in the design to handle sensor measurements as it investigates... more
We propose a new fault block model, Minimal-Connected-Component (MCC), for fault-tolerant adaptive routing in meshconnected multiprocessor systems. This model refines the widely used rectangular model by including fewer nonfaulty nodes in... more
Abstract—This paper examines the critical trade-offs between energy efficiency and performance inherent in choosing between Bare Metal, Real-Time Operating System (RTOS), and Full Operating System (Full OS) architectures for Internet of... more
A home automation system is essential for promoting a safe and comfortable living environment and notable energy conservation for the user. However, the system’s favour had been obstructed by cost, power usage, inadequate security,... more
In today’s VLSI design, one of the most critical performance metric is the interconnect delay. As design dimension shrinks, the interconnect delay becomes the dominant factor for overall signal delay. Buffer insertion is proven to be an... more
This paper describes the design and development of a low cost Data Acquisition System (DAS) using PIC18LF4553 microcontroller for real time data acquisition. The designed DAS has 4 analog input channels having 12-bit resolution and was... more
Many data sets, such as system logs, are generated from widely distributed locations. Current distributed systems often discard this data because they lack the ability to backhaul it efficiently, or to do anything meaningful with it at... more
The article deals with the development, implementation and research of the spectrum analyzers that can be used in sensor networks and Internet systems of things. As an operating frequency range, 2.4–2.5 GHz ISM is selected. At the stage... more
Memristor technology has grown rapidly since its beginnings and become a potential candidate to revolutionize how data is stored and processed throughout all of the circuit theory. The memristor-based digital logic circuits can be a... more
Many communications embedded systems implement decimation filters. In particular, base-band stage in multistandard receivers is composed of cascade of decimation filters performing channel selection. The number of used filter and the kind... more
This study described the design of a 3-phase AC Induction Motor (ACIM) vector control drive with position encoder coupled to the motor shaft. Approach: It was based on free scale's (Motorola's) 68k micro processor devices. Although the... more
This study described the design of a 3-phase AC Induction Motor (ACIM) vector control drive with position encoder coupled to the motor shaft. Approach: It was based on free scale's (Motorola's) 68k micro processor devices. Although the... more
This study described the design of a 3-phase AC Induction Motor (ACIM) vector control drive with position encoder coupled to the motor shaft. Approach: It was based on free scale's (Motorola's) 68k micro processor devices. Although the... more
This study described the design of a 3-phase AC Induction Motor (ACIM) vector control drive with position encoder coupled to the motor shaft. Approach: It was based on free scale's (Motorola's) 68k micro processor devices. Although the... more
Nowadays, most human activities rely on the use of mobile devices. The recent massive adoption of this technology explains the increasing demand for specific software. In spite of the large number of available mobile applications (apps)... more
The KM3NeT research infrastructure being built at the bottom of the Mediterranean Sea will host water-Cherenkov telescopes for the detection of cosmic neutrinos. The neutrino telescopes will consist of large volume three-dimensional grids... more
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