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7 Requirements Modeling for Embedded Realtime Systems
[chapter]
2010
Lecture Notes in Computer Science
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Motivation Embedded Realtime Systems (ERS) Embedded as a part of a complete system • Cars, airplanes, medical devices, ... Realtime computing constraints High complexity • Software development ...
challenge Requirements Engineering Process of defining the goals and constraints of the system Errors in this phase are costly to fix Specific ERS Requirements Engineering Techniques 2 ...
Requirements Modeling for Embedded Realtime Systems -Dennis Nobel February 9, 2011 ...
doi:10.1007/978-3-642-16277-0_7
fatcat:vz4ds23d6zfqdbuetc3gnh2tjm
Real-time Optimisation for Industrial Internet of Things (IIoT): Overview, Challenges and Opportunities
2020
EAI Endorsed Transactions on Industrial Networks and Intelligent Systems
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In such scenarios, often under a dynamic environment, a strict real-time deadline is the most important requirement to be met. ...
Communication scenarios such as online applications come with the need for real-time optimisation. ...
Realtime operating system and Embedded Realtime Optimisation
Realtime operating system Concepts of real-time systems. ...
doi:10.4108/eai.16-12-2020.167654
fatcat:3lcy423qwnauve5qxgdmynybh4
Accelerating embedded image processing for real time: a case study
2013
Journal of Real-Time Image Processing
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In this work, a co-design methodology for processor-centric embedded systems with hardware acceleration using FPGAs is proposed. ...
This case study shows the usefulness of the proposed methodology for embedded real-time image processing applications. ...
Although these implementations are based on affordable computational hardware found in virtually all modern PC systems, they are unsuitable for applications that require not only realtime performance, ...
doi:10.1007/s11554-013-0353-2
fatcat:kef6ujmg35gunm2cax6bzsr6qq
Modeling architecturally neutral realtime systems
2007
Proceedings of the 5th international workshop on Java technologies for real-time and embedded systems - JTRES '07
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With the advent of commercially available realtime and safety critical Java implementations as a basis for platform neutral realtime systems, one could raise the level of reuse in modeling realtime systems ...
The result is a modeling process that is less order dependent, thereby supporting the full flexibility of Java Technology even for realtime system design. ...
Finally, SysML [1] as a domain-specific modeling language for systems engineering applications provides methods that are also interesting for modeling embedded systems. ...
doi:10.1145/1288940.1288966
dblp:conf/jtres/HuntTBSSF07
fatcat:vntyudh3d5c5flkdr6dn52sz2y
COTS Component-Based Embedded Systems – A Dream or Reality?
[chapter]
2005
Lecture Notes in Computer Science
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approaches for embedded systems. ...
. • Susanne Graf, Senior Researcher, Verimag: Modeling component-based realtime systems. • Magnus Larsson, Research Manager, ABB: Using COTS in process automation industry. ...
approaches for embedded systems. ...
doi:10.1007/978-3-540-30587-3_1
fatcat:gnuapgkzqzh2fij3cyotm6d7iq
Strategic directions in real-time and embedded systems
1996
ACM Computing Surveys
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for the imposition of realtime requirements are important. ...
For example, realtime commerce on the Internet is transforming business. Since for every PC there are thousands of embedded computers, a thriving embedded computing industry can be expected. ...
doi:10.1145/242223.242291
fatcat:evt5gbvcjnfc3g3hauytxuuv6i
Stochastic Optimisation of Lookup Table Networks, for Realtime Inference on Embedded Systems
2021
Zenodo
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Research in TinyML offers methods for transforming trained neural networks to run on embedded systems. ...
Neural networks running on FPGAs offer great potential for creative applications in realtime audio and sensor processing, but training models to run on these platforms can be challenging. ...
Introduction When using machine learning for creative work, there is sometimes a need to run models in realtime in resource-constrained embedded systems. ...
doi:10.5281/zenodo.5137956
fatcat:vso444d7fvetbastrudtwglck4
Exploring chip-multiprocessors in deeply-embedded real-time computing
2008
ACM SIGBED Review
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And the system and experiment setup to evaluate our model and algorithms will be proposed. ...
As an energy efficient high-performance architecture, chip multiprocessor (CMP) can be deployed in deeply-embedded real-time computing. ...
and timing constraints for various realtime task models. ...
doi:10.1145/1366283.1366296
fatcat:p6f3gmhxrvfsncsd43ov6vk7ti
A general time model for the specification and design of embedded real-time systems
2003
Microelectronics Journal
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In this paper, we discuss the restrictions of current specification techniques for embedded real-time systems and present a general time model that solves this issue. ...
Design of complex embedded systems feasible with current and upcoming semiconductor technologies necessitates consideration of realtime from the beginning. ...
Reliable system design requires reproducible results for the major system properties. ...
doi:10.1016/s0026-2692(03)00167-8
fatcat:ipnfkwuv4vf2fozf55unu5wcsa
A Dynamic Verification Method of Executable UML/SysML Models with Timed-Functional Constraints
時間/機能制約による仕様に対する実行可能なUML/SysMLモデルの動的検査手法
2010
Konpyuta sofutowea
時間/機能制約による仕様に対する実行可能なUML/SysMLモデルの動的検査手法
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technologies are needed for developing embedded/real-time systems. ...
Most of embedded/real-time system models consist of discrete behaviors of system controllers and continuous behaviors of mechanical/electronical systems. ...
MARTE: Modeling and Analysis of Real-Time Embedded systems, Beta 2, OMG Adopted Specification, http://www.omg.org/cgi-bin/doc? ...
doi:10.11309/jssst.27.2_33
fatcat:xqxc3dytmrgajgbtv3oi6ej4oe
On link-layer reliability and stability for wireless communication
2008
Proceedings of the 14th ACM international conference on Mobile computing and networking - MobiCom '08
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We present two distinct analytical frameworks to determine optimal code embedding rates which ensure system reliability and stability for wide range of traffic demand. ...
We demonstrate experimentally that ACE provides both rapid and reliable point-to-point wireless data transmission for realtime and non-realtime traffic over real channel traces collected on 802.11b WLAN ...
Our extensive analysis of ACE protocol over real channel traces collected on 802.11b WLANs for realtime and non-realtime traffic, TCP throughput and realtime video communication scenarios show that ACE ...
doi:10.1145/1409944.1409982
dblp:conf/mobicom/SoltaniMR08
fatcat:iucqgdc7ffh4tjcq4eoi6kn6x4
Towards Quality of Service and Resource Aware Robotic Systems through Model-Driven Software Development
[article]
2010
arXiv
pre-print
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This paper reports on a model-driven development process for robotic systems. The process consists of a robotics metamodel with first explications of non-functional properties. ...
A major challenge is to make the step from code-driven to model-driven systems. ...
RT-Describe models are based on UML [6] , SysML [7] and MARTE [8] . The OMG MARTE [8] activity provides a standard for modeling and analysis of realtime and embedded systems. ...
arXiv:1009.4877v1
fatcat:xmpo2sxf4fd63myfvbdj67bllm
Integrating Data Flow Equations with UML/Realtime
2004
Real-time systems
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This is especially true if embedded (realtime) system software has to cooperate with interactive multimedia software, as it is more and more the case in automotive systems. ...
Object-oriented modeling languages, tools, and methods more and more attract the interest of embedded (real-time) system developers. ...
In the following we present a component and data flow based solution for modeling embedded systems. ...
doi:10.1023/b:time.0000009308.63403.e6
fatcat:aqd7t34ilfek3cer6vmphpt2pq
From the Editors
2003
Queue
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Embedded systems often lack the safety of a process model and virtual memory. ...
One hurdle in working with embedded systems is that the programming model is different from what most programmers are taught. ...
doi:10.1145/644254.644260
fatcat:44qgsqekkvfk3ljl5vntwcfvjy
Middleware for real-time and embedded systems
2002
Communications of the ACM
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To further exacerbate matters, a growing class of realtime, embedded systems require end-to-end support for various quality of service (QoS) aspects, such as bandwidth, latency, jitter, and dependability ...
for real-time, embedded systems. ...
doi:10.1145/508448.508472
fatcat:aozfva7plvd5zho5ughpy5bxni
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