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While the memory footprints of cloud and HPC applications continue to increase, fundamental issues with DRAM scaling are likely to prevent traditional main memory systems, composed of monolithic DRAM, from greatly growing in capacity. Hybrid memory systems can mitigate the scaling limitations of monolithic DRAM by pairing together multiple memory technologies (e.g., different types of DRAM, or DRAM...
To improve the localization accuracy of wireless sensor networks (WSNs) node for underground tunnel monitoring, we propose a method to improve the localization accuracy of Received Signal Strength Indication by using the anchor node selection mechanism, which is based on the three-dimensional space characteristics of the mine and the choice of the wireless communication frequency. Firstly, we sort...
With the development of Artificial Intelligence, gesture recognition technology has been applied in practical schemes. We built up the Dynamic Matrix Sound system (DMS system) which makes an excellent sound field reproduction effect. However, because of the weak controllability of the large-scale system, the application of the DMS system is very limited. In order to control a DMS system by gesture,...
As the fundamental technology of autonomous vehicles and high-speed tracking, high-speed vision always suffers from the bottlenecks of on-chip bandwidth and storage due to the resource constraints. To improve the resource efficiency, we propose a hardware-efficient image compression circuit based on the vector quantization for a high-speed image sensor. In this circuit, a self-organizing map is implemented...
Histograms of oriented gradients (HOG) are widely used to extract image features for pedestrian detection, but the involved complex computations are not amenable for hardware implementation. This paper presents a simplification of HOG using local binary patterns for gradient and magnitude computation. Furthermore, the complex normalization is replaced by simple binarization, leading to significant...
Aiming at the problem that the existing GPRS monitoring system has no signal in some areas and the expensive price, an on-line monitoring system for transmission line based on 6LoWPAN technology is proposed. 6LoWPAN technology has built a bridge for communication between the wireless sensor and the Internet for the system, and achieved data collection, analysis to the transmission line temperature,...
As process technology scales, electronic devices become more susceptible to transient faults induced by radiation. Symptom-based detection techniques provide promising low-cost and effective solutions, but could hardly catch faults that produce silent data corruptions (SDCs). Identifying and understanding instructions that cause SDCs is crucial to the development of program-level detectors. This paper...
As the hardware technology grows rapidly, it leads to widespread use of mobile devices. The developers tend to build devices with higher performance and expand the unit with better functions to satisfy the increasing user demands. This paper discusses on how to achieve the interaction with projector between two mobile devices as well as its applications. When both devices' projection screens overlap,...
This paper presents a low power, low complexity and high hardware efficiency automatic white balance algorithm based on histogram matching (AWB-HM) for active-matrix organic light-emitting diode (AMOLED) driving. The main idea of AWB-HM algorithm is to reduce the display power by power constraint, and then increase the overlap area (OA) of three color histograms by histogram matching. The computation...
In order to achieve the signal acquisition and control requirements of engine system, this paper designs a kind of high-speed multi-channel data acquisition card, which is built with Altera Cyclone series FPGA EP1C12Q240C8N as the main control chip, using VHDL to realize the real-time acquisition and output control for high-speed multi-channel analog and switch quantity, then the card communicate...
In this paper, an open architecture CNC system is developed for a 5-axes hybrid kinematic machine tool. The architecture of this system consists of Turbo PMAC motion control card and PC. The hardware and software of the system are described respectively. The development of the CNC system using LabVIEW is proved successful. The system can be used in practical applications to meet processing requirements...
As for UHF detection of partial discharge, a hardware interface is essential in introducing the electrical signal of discharge into computer for further analysis and identification. Herein, this system is developed in Labview platform of NI Corporation and data acquisition card is connected with computer through USB bus. So the author explored the hardware interface including the data acquisition...
FPGAs have been improved significantly in terms of performance and capacity over the last 20 years. The scale of FPGA based design also sparked off the demands for high-level synthesis to handle complicated applications. A well known intricate application is the FMM (Fast Multipole Method) algorithm of N-body problem, which is so complicated that it was not implemented on FPGA as reported in literature...
This paper presents the design and implementation of a home surveillance robot with self-recharging capabilities. The proposed robot has an ARM based hardware platform and a WinCE operating system. A docking algorithm based on the information fusion of encoders, electronic compasses and infrared sensors is proposed to realize the self-recharging capabilities. The simulation results of the docking...
To cope with the soft errors and make full use of the multi-core system, this paper gives an efficient fault-tolerant hardware and software co-designed architecture for multi-core systems. And with a not large number of test patterns, it will use less than 33% hardware resources compared with the traditional hardware redundancy (TMR) and it will take less than 50% time compared with the traditional...
The Web is catalyzing a transition from PC-based software and file systems to Internet-based applications and Web services. We aim at the combination of multimedia computing and Web technologies (Web Services) together that supports uniform naming, protection, and access for Multimedia Content objects stored by Web services to accomplish distributed computing. At a high level, it creates an integrated...
In this paper, a functional model of SystemC-based MPEG-2 decoder is presented, which is of heterogeneous multi-IP-cores and hybrid-interconnections. Considering the application-specific features into the design flow, three important aspects are analyzed, including function partition, parameter sharing, and interconnection topology, which are the key technical difficulties in the system level design...
To overcome the weakness exiting in the present universities' informationalization construction process, the general idea of teaching-oriented integrated network information platform, the construction principles and the hierarchical structure model are proposed. The construction aims to implement the digitization, network and informationalization of our university's environment, resources and activities...
Accurate estimation of the total project cost is important for project management. It can help an organization analyze the feasibility of a project and reduce the risk of project failure. In this paper, an ontology-based intelligent estimation agent, including a CMMI-based project planning ontology and a fuzzy cost estimation mechanism, is proposed for the total project cost estimation. The proposed...
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