real time operating system in embedded system

... quality of speech engines. Finally, we demonstrate a human-computer interaction software in T-Engine embedded system. I. INTRODUCTION In this paper, we are concerned with the combination of speech ... implementation of human-computer interaction system in T- Engine embedded system, besides our enhancement and optimization allow system to be implemented in low resource embedded systems. The complete ... provide concluding remarks. II. T-ENGINE INTRODUCTION The T-Engine is a project to develop a standardized, open, real time computing system and development environment. The T- Engine has standardized...

Ngày tải lên: 12/04/2013, 16:05

Ngày tải lên: 22/06/2014, 22:20

Ngày tải lên: 23/06/2014, 01:20

... monitoring of viral load in clinical material, as well as for the investigation of the expression of cellular genes in response to virus infection. However, the most prominent problem in quantitative ... data set according to the Bestkeeper tool revealed very good BestKeeper indices; even actin was included into our gene panel. These findings demonstrate the usefulness of analysing a wide variety ... and virus detection by real- time PCR Camelpox strain CP-19, CMV strain AD169, HHV-6 strain U1102, SARS coronavirus strain 6109 and YFV strain 17D were propagated according to standard procedures...

Ngày tải lên: 18/06/2014, 22:20

... data set according to the Bestkeeper tool revealed very good BestKeeper indices; even actin was included into our gene panel. These findings demonstrate the usefulness of analysing a wide variety ... and virus detection by real- time PCR Camelpox strain CP-19, CMV strain AD169, HHV-6 strain U1102, SARS coronavirus strain 6109 and YFV strain 17D were propagated according to standard procedures ... each time point of probe assessment between virus and Mock infected cells was calculated. In a second step the maximal differences between the time points were calculated as ∆∆C T . Competing interests The...

Ngày tải lên: 20/06/2014, 04:20

... Pedestrian Counting System Based on Echo State Network. In this article, Mathews and Poign ´ e present a pedestrian counting system using distributed sensing. According to its performance, the system ... papers with interesting solutions within the topic of the special issue. We hope that this special issue will be as inspiring as it was for the editorial team. In This Issue. The articles in this ... to traditional ways of engineering solutions. Many possible intelligent methods for embedded systems are biologically inspired, such as neural networks and genetic algorithms. Multiagent systems are also...

Ngày tải lên: 21/06/2014, 20:20

... 2 EURASIP Journal on Embedded Systems transformation are in fact removed afterwards by the Esterel compiler. In the paper “Code generation in the Columbia Esterel compiler,” by ... the forthcoming release of Scade 6. In the paper “Formal methods for scheduling of latency- insensitive designs,” by J. Boucaron, R. de Simone, and J V. Millo, the authors address the design of latency-insensitive architectures. ... presentations and the issue. We also thank the Editor -in- Chief for encouraging us to bring out this special issue. Alain Girault S. Ramesh Jean-Pierre Talpin ...

Ngày tải lên: 22/06/2014, 19:20

... management in embedded systems,” Computing & Control Engineering, vol. 14, no. 5, pp. 36–40, 2003. [8] E Y. Chung, L. Benini, and G. de Micheli, “Dynamic power management using adaptive learning ... synthesized using Xilinx (device-type Spartan 2E). The input worklo ad traces were derived by capturing real time input generated by opening different applications on a desktop system, and the ... transitions indicate if the selected policy got a reward or a punishment at that instant of time. This con- cludes that policy switching takes place with incoming dy- namic incoming traffic and further increase...

Ngày tải lên: 22/06/2014, 19:20

Ngày tải lên: 22/06/2014, 22:20

Ngày tải lên: 22/06/2014, 22:20

Ngày tải lên: 22/06/2014, 22:20

Ngày tải lên: 22/06/2014, 23:20

Ngày tải lên: 23/06/2014, 00:20

... Hindawi Publishing Corporation EURASIP Journal on Embedded Systems Volume 2008, Article ID 502768, 2 pages doi:10.1155/2008/502768 Editorial Operating System Support for Embedded Real- Time ... processing, instrumentation, and so on, where the system has to act within a speci- fied interval. (iii) Embedded control systems. Most of the embedded sys- tems perform control activities involving ... embed- ded operating system must provide. Embedded systems can be defined as computing systems with tightly coupled hardware and software that are designed to p erform a dedicated function. The word embedded...

Ngày tải lên: 21/06/2014, 22:20

... 1: In PW Doppler investigations, an US pulse is transmitted into tissues during each PRI, causing echoes travelling back to the transducer carrying information about tissue interfaces and moving particles. TX amplification RX amplification DAC ADC FPGA SDRAM DSP To display To ... perform all needed processing in real time. In this paper, an embedded system for multichannel multigate (MCMG) US echography is described. The system was conceived and realised as programmable ... elasticity typical of aging. 4. CONCLUSION In this paper, an embedded system for real- time digital processing of US signals has been presented. The system is capable of transmitting arbitrary waveforms,...

Ngày tải lên: 22/06/2014, 01:20

... both external events and operating system critical activities while guaranteeing strict deadlines is the main problem in real- time operating systems. Multipro- cessor systems make this problem ... real- time if a real- time application catches its deadline the 99.999% of the times. The indeterminism caused by the hardware cannot be re- duced by the software, thus no real- time operating system (including ... As shown in Figure 1, the jitter is composed by two main components: the operating system overhead” and the operating system latency.” The operating system overhead is the amount of time the CPU...

Ngày tải lên: 22/06/2014, 19:20

Ngày tải lên: 28/06/2014, 02:20

Ngày tải lên: 12/05/2013, 10:21

Ngày tải lên: 01/01/2014, 18:47

... safety verification of real- time systems in which “correct orderings of events” needed for system correctness are maintained by timing constraints on the systems’ behavior. By using EOA, one can separate ... algorithm. 1 Introduction In a typical real- time system, timing constraints on the system s behavior are used to ensure its correctness. Such a system is often modeled by using a set of timing parameters, ... occur; and 2. Derivation of timing parameter constraints for correct orderings of events in the system. To use EOA, the user models a real- time system by using the time- interval automata (TIA) framework,...

Ngày tải lên: 07/03/2014, 17:20