Articles

Low power memory allocation and mapping for area-constrained systems-on-chips

Large fractions of today’s embedded systems’ power consumption can be attributed to the memory subsystem. In order to reduce this fraction, we propose a mathematical model to optimize on-chip memory configurat...

Authors: Manuel Strobel, Marcus Eggenberger and Martin Radetzki

A hybrid fixed-function and microprocessor solution for high-throughput broad-phase collision detection

We present a hybrid system spanning a fixed-function microarchitecture and a general-purpose microprocessor, designed to amplify the throughput and decrease the power dissipation of collision detection relativ...

Authors: Muiris Woulfe and Michael Manzke

Dynamic power management for reactive stream processing on the SCC tiled architecture

Dynamic voltage and frequency scaling (DVFS) is a means to adjust the computing capacity and power consumption of computing systems to the application demands. DVFS is generally useful to...

Authors: Nilesh Karavadara, Michael Zolda, Vu Thien Nga Nguyen, Jens Knoop and Raimund Kirner

Big data services drive mobile crowd embedded opportunistic control mechanism for biological engineering

Big data of biological engineering and mobile control increase the complexity of system control. In order to resolve the above problems and improve biological engineering system performance, this paper propose...

Authors: Hai-Chao Wang and Zeng Dong

A novel method for the approximation of multiplierless constant matrix vector multiplication

Since human beings have limited perceptual abilities, in many digital signal processing (DSP) applications, e.g., image and video processing, the outputs do not need to be computed accurately. Instead, their c...

Authors: Levent Aksoy, Paulo Flores and José Monteiro

E-transportation: the role of embedded systems in electric energy transfer from grid to vehicle

Electric vehicles (EVs) are a promising solution to reduce the transportation dependency on oil, as well as the environmental concerns. Realization of E-transportation relies on providing electrical energy to ...

Authors: Federico Baronti, Mo-Yuen Chow, Chengbin Ma, Habiballah Rahimi-Eichi and Roberto Saletti

Backscattering UWB/UHF hybrid solutions for multi-reader multi-tag passive RFID systems

Ultra-wideband (UWB) technology is foreseen as a promising solution to overcome the limits of ultra-high frequency (UHF) techniques toward the development of green radio frequency identification (RFID) systems...

Authors: Roberto Alesii, Piergiuseppe Di Marco, Fortunato Santucci, Pietro Savazzi, Roberto Valentini and Anna Vizziello

Research on recovery strategy in embedded real-time main memory databases

In order to recover data from embedded real-time main memory databases effectively and efficiently, this paper proposes a real-time log-based recovery approach. With respect to the real-time requirement in emb...

Authors: Tan Yonghong and Yin Xiangdong

Exploiting joint sparsity in compressed sensing-based RFID

We propose a novel scheme to improve compressed sensing (CS)-based radio frequency identification (RFID) by exploiting multiple measurement vectors. Multiple measurement vectors are obtained by employing multiple...

Authors: Martin Mayer, Gabor Hannak and Norbert Goertz

Adaptive Aloha anti-collision algorithms for RFID systems

In this paper, we propose two adaptive frame size Aloha algorithms, namely adaptive frame size Aloha 1 (AFSA1) and adaptive frame size Aloha 2 (AFSA2), for solving radio frequency identification (RFID) multipl...

Authors: Feng Zheng and Thomas Kaiser

Profit-oriented task scheduling algorithm in Hadoop cluster

Nowadays, many enterprises provide cloud services based on their own Hadoop clusters. Because the resources of a Hadoop cluster are limited, the Hadoop cluster must select some specific tasks to allocate limit...

Authors: Xu-qing Chai, Yong-liang Dong and Jun-fei Li

Opportunity cooperative embedded platform and control mechanism based on selectivity of time and frequency domain

The opportunistic cooperative platform and adaptive cooperative control scheme were proposed based on the redundancy degree and priority of cooperative data packet, as well as selective characteristics of time...

Authors: Yong Jin, Huan Dai, Canghai Sui, Anqi Liu and Ping Xu

Research of multiple-instance learning for target recognition and tracking

Target recognition and tracking is a hot research in image and video processing and is widely used in motion analysis, behavior recognition, and so on. In this paper, we studied target recognition and tracking...

Authors: Jiang Qin

Electronic commerce recommendation mobile crowd system based on cooperative data collection and embedded control

It is known that the collection of the specific needs of mobile users and location management in an electronic commerce recommendation system are important indicators used to evaluate user satisfaction and sys...

Authors: Juan Wang, Wen-Min Deng and Xing-Yue Yin

Mobile service aware opportunistic embedded architecture of mobile crowd sensing networks for power network measurement

In order to improve the intelligent degree and robustness optimization of power grid management system, the opportunistic embedded architecture was proposed for power network measurement with mobile service aw...

Authors: Jianwei Zhang and Hao Yang

Cloud-assisted QoE guarantee scheme based on adaptive cross-layer perceptron of artificial neural network for mobile Internet

For improving the system performance of mobile Internet, how to provide the Quality of Experience (QoE) guarantee is an important factor. First, based on artificial neural network and adaptive cross-layer perc...

Authors: Zhou Silin

Embedded mobile crowd service systems based on opportunistic geological grid and dynamical segmentation

In order to solve these problems such as the demand of geographic information service and the short life of the embedded system, as well as network collapse, and so on, the embedded mobile crowd service system...

Authors: Chunhua Dong, Li Wang and Kunming Zhao

Symbolic execution and timed automata model checking for timing analysis of Java real-time systems

This paper presents SymRT, a tool based on a combination of symbolic execution and real-time model checking for timing analysis of Java systems. Symbolic execution is used for the generation of a safe and tight t...

Authors: Kasper S. Luckow, Corina S. Păsăreanu and Bent Thomsen

Dedicated object processor for mobile augmented reality - sailor assistance case study

This paper addresses the design of embedded systems for outdoor augmented reality (AR) applications integrated to see-through glasses. The set of tasks includes object positioning, graphic computation, as well...

Authors: Jean-Philippe Diguet, Neil Bergmann and Jean-Christophe Morgère

A methodology for hand and finger motion analysis using adaptive probabilistic models

A methodology for motion analysis and hand tracking based on adaptive probabilistic models is presented. This is done by integrating a deterministic clustering framework and a particle filter together in real ...

Authors: Chutisant Kerdvibulvech

Dual-access way-prediction cache for embedded systems

Way-prediction (WP) caches have advantages of reducing power consumption and latency for highly associative data caches and thus are favorable for embedded systems. In this paper, we propose an enhanced way-pr...

Authors: Yul Chu and Jin Hwan Park

Agile methods for embedded systems development - a literature review and a mapping study

There is a wide area of applications that use embedded systems, and the number of such systems keeps growing. The required functionality and complexity of embedded systems are also constantly increasing, and d...

Authors: Matti Kaisti, Ville Rantala, Tapio Mujunen, Sami Hyrynsalmi, Kaisa Könnölä, Tuomas Mäkilä and Teijo Lehtonen

An embedded multichannel telemetry unit for bone strain monitoring

An embedded telemetry unit for bone strain monitoring is presented. The telemetry unit is designed using commercially available components to lower design time and manufacturing costs. The unit can read up to ...

Authors: Fahad Moiz, Sharika Kumar, Walter D Leon-Salas and Mark Johnson

Dynamic voltage and frequency scaling over delay-constrained mobile multimedia service using approximated relative complexity estimation

This paper deals with dynamic voltage and frequency scaling (DVFS) in mobile multimedia services. The multimedia services that consume a large amount of energy cannot be continuously used in mobile devices bec...

Authors: Jihyeok Yun, Deepak Kumar Singh and Doug Young Suh

A UHF/UWB hybrid silicon RFID tag with on–chip antennas

In this contribution, we describe and analyse a miniature wireless radio frequency identification (RFID) chip with on-chip antennas (OCA) and ultra wideband (UWB) signalling by real-world measurements. With th...

Authors: Philipp K Gentner, Robert Langwieser, Arpad L Scholtz, Günter Hofer and Christoph F Mecklenbräuker

Performance analysis of optimal schedulers in single channel dense radio frequency identification environments

Schedulers in radio frequency identification dense environments aim at distributing optimally a set of t slots between a group of m readers. In single-channel environments, the readers within mutual interference ...

Authors: Javier Vales-Alonso, Francisco Javier Parrado-García and Juan J Alcaraz

Trade-off between maximum cardinality of collision sets and accuracy of RFID reader-to-reader collision detection

As the adoption of the radio-frequency identification (RFID) technology is increasing, many applications require a dense reader deployment. In such environments, reader-to-reader interference becomes a critica...

Authors: Linchao Zhang, Filippo Gandino, Renato Ferrero, Bartolomeo Montrucchio and Maurizio Rebaudengo

Use of compiler optimization of software bypassing as a method to improve energy efficiency of exposed data path architectures

In the design of embedded systems, hardware and software need to be co-explored together to meet targets of performance and energy. With the use of application-specific instruction-set processors, as a stand-a...

Authors: Vladimír Guzma, Teemu Pitkänen and Jarmo Takala

Automatic leaking carrier canceller adjustment techniques

In this contribution, four automatic adjustment algorithms for leakage carrier cancellation in radio frequency identification (RFID) readers are compared: full search, gradient search, fast and direct I/Q algorit...

Authors: Gregor Lasser, Robert Langwieser and Christoph F Mecklenbräuker

A smart collision recovery receiver for RFIDs

In this work, we focus on framed slotted Aloha (FSA) and passive ultra high-frequency radio frequency identification multi-antenna systems with physical layer collision recovery. We modify the tags slightly by...

Authors: Jelena Kaitovic, Robert Langwieser and Markus Rupp

Hybrid WSN and RFID indoor positioning and tracking system

Wireless sensor networks (WSNs), consisting of a large number of nodes to detect ambient environment, are widely deployed in a predefined area to provide more sophisticated sensing, communication, and processi...

Authors: Zhoubing Xiong, Zhenyu Song, Andrea Scalera, Enrico Ferrera, Francesco Sottile, Paolo Brizzi, Riccardo Tomasi and Maurizio A Spirito

FPGA based wireless sensor node with customizable event-driven architecture

This article presents the design and implementation of modular customizable event-driven architecture with parallel execution capability for the first time with wireless sensor nodes using stand alone FPGA. Th...

Authors: Junsong Liao, Brajendra K Singh, Mohammed AS Khalid and Kemal E Tepe

Using field strength scaling to save energy in mobile HF-band RFID-systems

Radio frequency identification (RFID) is a technology enabling a contactless exchange of data. This technology features the possibility to wirelessly transfer power to the transponder (opponent). HF-RFID is us...

Authors: Manuel Menghin, Norbert Druml, Christian Steger, Reinhold Weiss, Holger Bock and Josef Haid

Clock refinement in imperative synchronous languages

The synchronous model of computation divides the program execution into a sequence of logical steps. On the one hand, this view simplifies many analyses and synthesis procedures, but on the other hand, it impo...

Authors: Mike Gemünde, Jens Brandt and Klaus Schneider

Feasibility of backscatter RFID systems on the human body

In this contribution, the author examines the feasibility of on-body backscatter radio frequency identification (RFID) systems in the ultra high frequency range. Four different on-body RFID systems are investi...

Authors: Jasmin Grosinger

Implantable RF telemetry for cardiac monitoring in the murine heart: a tutorial review

Research and development of implantable RF telemetry systems intended specifically to enable and support cardiac monitoring of genetically engineered small animal subjects, rats and mice in particular, has alr...

Authors: Robert Sobot

An advanced physiological data logger for medical imaging applications

The interest of physiological data sensing and recording using wireless body sensor network has increased in recent years due to the advancement of miniature and portable electronic devices. In this study, the...

Authors: Tareq Hasan Khan and Khan A Wahid

A space-time coding approach for RFID MIMO systems

This paper discusses the space-time coding (STC) problem for RFID MIMO systems. First, a mathematical model for this kind of system is developed from the viewpoint of signal processing, which makes it easy to ...

Authors: Feng Zheng and Thomas Kaiser

A framework for modeling and simulating energy harvesting WSN nodes with efficient power management policies

Wireless sensor networks (WSNs) require an extremely energy-efficient design. As sensor nodes have limited power sources, the problem of autonomy is crucial. Energy harvesting provides a potential solution to ...

Authors: Andrea Castagnetti, Alain Pegatoquet, Cécile Belleudy and Michel Auguin

A generative-oriented model-driven design environment for customizable video surveillance systems

To tackle the growing complexity and huge demand for tailored domestic video surveillance systems along with a high demanding time-to-market expectation, engineers at IVV Automação, LDA^a are exploiting video surv...

Authors: Nuno Cardoso, Pedro Rodrigues, João Vale, Paulo Garcia, Paulo Cardoso, João Monteiro, Jorge Cabral, José Mendes, Mongkol Ekpanyapong and Adriano Tavares

Accurate energy characterization of OS services in embedded systems

As technology scales for increased circuit density and performance, the management of power consumption in embedded systems is becoming critical. Because the operating system (OS) is a basic component of the e...

Authors: Bassem Ouni, Cécile Belleudy and Eric Senn

Real time simultaneous localization and mapping: towards low-cost multiprocessor embedded systems

Simultaneous localization and mapping (SLAM) is widely used by autonomous robots operating in unknown environments. Research community has developed numerous SLAM algorithms in the last 10 years. Several works...

Authors: Bastien Vincke, Abdelhafid Elouardi and Alain Lambert

A router for the containment of timing and value failures in CAN

The dependability deficiencies and bandwidth constraints of the controller area network (CAN) can prevent its use in safety-relevant and performance-demanding applications. This paper introduces mechanisms for...

Authors: Roland Kammerer, Roman Obermaisser and Bernhard Frömel

Implementation of a reconfigurable ASIP for high throughput low power DFT/DCT/FIR engine

In this article we present an ASIP design for a discrete fourier transform (DFT)/discrete cosine transform (DCT)/finite impulse response filters (FIR) engine. The engine is intended for use in an accelerator-c...

Authors: Hanan M Hassan, Karim Mohammed and Ahmed F Shalash

Embedded reconfigurable synchronization & acquisition ASIP for a multi-standard OFDM receiver

Embedded reconfigurable architectures are currently attracting increasing attention in the wireless communications industry due to the escalating number of wireless standards in today's market. Application spe...

Authors: Mahmoud A Said, Omar A Nasr and Ahmed F Shalash

Pseudorandom recursions II

We present our earlier results (not included in Hars and Petruska due to space and time limitations), as well as some updated versions of those, and a few more recent pseudorandom number generator designs. The...

Authors: Laszlo Hars and Gyorgy Petruska

EURASIP Journal on Embedded Systems now publishing with SpringerOpen

Authors: Zoran Salcic

Reclaiming Spare Capacity and Improving Aperiodic Response Times in Real-Time Environments

Scheduling recurring task sets that allow some instances of the tasks to be skipped produces holes in the schedule which are nonuniformly distributed. Similarly, when the recurring tasks are not strictly perio...

Authors: Sathish Gopalakrishnan and Xue Liu

A Model-Driven Approach for Hybrid Power Estimation in Embedded Systems Design

As technology scales for increased circuit density and performance, the management of power consumption in system-on-chip (SoC) is becoming critical. Today, having the appropriate electronic system level (ESL)...

Authors: Chiraz Trabelsi, Rabie Ben Atitallah, Samy Meftali, Jean-Luc Dekeyser and Abderrazek Jemai

Meta-Model and UML Profile for Requirements Management of Software and Embedded Systems

Software and embedded system companies today encounter problems related to requirements management tool integration, incorrect tool usage, and lack of traceability. This is due to utilized tools with no clear ...

Authors: Tero Arpinen, TimoD Hämäläinen and Marko Hännikäinen