real time operating systems can be found in pdas

Ngày tải lên: 01/01/2014, 18:47

... CNumberString class block, as well as the InvalidNumberStringException member class, using the MustInherit keyword, as shown in Listing 9.47. The MustInherit keyword means that the CNumberString ... CPhoneNo Inherits CNumberString Public Class InvalidPhoneNumberException Inherits CNumberString.InvalidNumberStringException Public Sub New(ByVal pstrPhoneNumber As String) MyBase.New("The ... Number Extensions Derived from the CNumberString Class Public Class CExtension Inherits CNumberString Public Class InvalidPhoneExtensionException Inherits CNumberString.InvalidNumberStringException...

Ngày tải lên: 24/12/2013, 06:17

... 2001. c  Springer-Verlag Berlin Heidelberg 2001 Adaptive Narrative 109 siderably in the “retelling,” without the need for reprogramming or re-scripting. While there remains much work to be done, ... functions and before any higher-numbered ones. Because of this rigid structure, Propp’s 102 J. Douglas and J. Gratch to maintain a separation between the time of events and the time the interactor learns ... as in ammatory by the agents controlling the crowd’s behavior. Sometime in t the crowd’s fury will boil over (as determined by the narrative agent), hopefully surprising and distressing the interactor. The...

Ngày tải lên: 16/03/2014, 17:20

... techniques can be highly unpredictable. If all critical time constraints cannot be verified a priori and the operating system does not include specific mechanisms for handling real- time tasks, ... processors, fixed execution times, and precedence constraints, then increasing the number of processors, reducing ex- ecution times, or weakening the precedence constraints can increase the schedule length. This ... made on the environment. In dynamic real- time systems (typically consisting of firm tasks), tasks can be created at runtime; hence the guarantee must be done online every time a new task is created. A...

Ngày tải lên: 01/04/2014, 17:20

... Philips, Real- time wavelet domain video denoising implemented in FPGA,” in Wavelet Applications in Industrial Processing II, vol. 5607 of Proceedings of SPIE, pp. 63–70, Philadelphia, Pa, USA, October ... September 2000. [19] K. Wiatr and P. Russek, “Embedded zero wavelet coefficient coding method for FPGA implementation of v ideo codec in real- time systems, ” in The International Conference on Infor- mation ... engineering, especially in the area of real- time systems, electronic computer- based systems, large-scale digital system design, computer systems design, communication networks, and systems programming. Wilfried...

Ngày tải lên: 22/06/2014, 22:20

... there is a linear relationship between the esti- mated execution time and the real execution time which inte- grate the routing time needed between two successive nodes. This is shown in Figure ... structure, by reconfiguring the FPGA array in hardware several times in a constrained time and with a defined partitioning and scheduling [1, 2]. Several architec- tures have been designed and have ... to minimise one or more of the following criteria: processing time, memory bandwidth, number of reconfigurations. In the second case, A Partitioning Methodology for Reconfigurable Embedded Systems...

Ngày tải lên: 23/06/2014, 01:20

Ngày tải lên: 10/08/2014, 09:21

Ngày tải lên: 11/08/2014, 11:21

Ngày tải lên: 14/08/2014, 08:20

Ngày tải lên: 14/08/2014, 08:21

Ngày tải lên: 14/08/2014, 14:21

Ngày tải lên: 24/08/2014, 12:08

Ngày tải lên: 12/05/2013, 10:21

... cannot be identified prior to parsing, and so the timing of determining parsing results to update the belief state is unclear. On the other hand, responding to a user utterance in real time ... requires understanding it and updating the belief state in real time; thus, it is impossible to wait for subsequent inputs to determine boundaries. Abandoning full parsing and adopting keyword- ... robustness against speech recognition errors as in fragment- based understanding (Zechner and Waibel, 1998; Worm, 1998). The belief state can be computed at any point in time if a significant-utterance...

Ngày tải lên: 17/03/2014, 07:20

... resource-constrained stream mining systems, and decision-making in dynamic environments. In Section 3, we introduce the application of interest, which is optimizing distributed classifier chains, and ... the next time interval. From our experiments, the running time for determining the rule to reinforce during each iteration in SPERO was approximately 14.0 milliseconds, while the running time to determine ... Journal on Advances in Signal Processing 17 distributed stream mining systems, ” in Proceedings of the IEEE International Conference on Data Mining (ICDM ’07),pp. 1102–1107, December 2006. [12] F....

Ngày tải lên: 21/06/2014, 19:20

... hard 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 ... 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 even worse, because ... instead of the real- time process’ code. The operating system latency is the time elapsed between the instant in which an event is raised by some hardware de- vice and the instant in which a real- time...

Ngày tải lên: 22/06/2014, 19:20

... degrees in electrical engineering from McGill University, Montreal, Canada, in 2002 and 2004, respectively. Since September 2004, he has been with SRTele- com as a Software DSP Engineer involved in ... mitigation in OFDM cellular systems. Tho Le-Ngoc obtained his B.Eng. degree (with distinction) in electrical engineering in 1976, his M.Eng. degree in micropro- cessor applications in 1978 from ... (i.e., margin) in mild shad- owing scenarios is smaller than that in the case with severe shadowing (i.e., large shadowing variance). Hence, minimiz- ing power alone in the severe shadowing case...

Ngày tải lên: 22/06/2014, 22:20

Ngày tải lên: 28/06/2014, 02:20

Ngày tải lên: 05/09/2013, 10:15

... dual tones can be implemented by using two sinewave generators connected in parallel. Each sinewave generator can be realized using the polynomial approximation technique introduced in Section ... 1024±point cosine table range(0Àp) ; ; Prototype: void cos_sin(int, int *, int *) ; Entry: arg0: T0 À a (alpha) ; arg1: AR0 À pointer to cosine ; arg2: AR1 À pointer to sine .def _cos_sin .ref ... representing the sinewave table values with finite-precision numbers. 2. Time- quantization errors are introduced when points between table entries are sampled, which increase with the address increment...

Ngày tải lên: 06/11/2013, 18:15