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Architecture of a real time operating system

J. L. Pruitt, W. W. Case
1975 Proceedings of the fifth symposium on Operating systems principles - SOSP '75  
Since efficient operation in a real time environment requires that the number of processes and process switches be kept to a minimum, the MOSS system uses processes only where a truly asynchronous activity  ...  Architecture is receiving increasing recognition as a major design factor for operating systems development which contributes to the clarity, and modifiability of the completed system.  ...  Since MOSS is a real time operating system, performance has been considered throughout the system definition and design.  ... 
doi:10.1145/800213.806521 dblp:conf/sosp/PruittC75 fatcat:w6abr3tuczevfhsifzsng7bhgy

Scheduling, Binding and Routing System for a Run-Time Reconfigurable Operator Based Multimedia Architecture

Erwan Raffin, Christophe Wolinski, François Charot, Emmanuel Casseau, Antoine Floc'h, Krzysztof Kuchcinski, Stéphane Chevobbe, Stéphane Guyetant
2012 International Journal of Embedded and Real-Time Communication Systems  
This paper presents a system for application scheduling, binding and routing for a run-time reconfigurable operator based multimedia architecture (ROMA).  ...  For this purpose we use an abstract representation of our architecture, which models memories, reconfigurable operator cells and communication networks. We also model network topology.  ...  ACKNOWLEDGMENT The work presented in this paper is supported by the French Architectures du Futur ANR program ANR-06-ARFU-004.  ... 
doi:10.4018/jertcs.2012010101 fatcat:sfjloyb3pbcmdiphqhherlqb5u

Microkernel Architecture and Hardware Abstraction Layer of a Reliable Reconfigurable Real-Time Operating System (R3TOS)

Xabier Iturbe, Khaled Benkrid, Chuan Hong, Ali Ebrahim, Raul Torrego, Tughrul Arslan
2015 ACM Transactions on Reconfigurable Technology and Systems  
Namely, our Reliable Reconfigurable Real-Time Operating System (R3TOS) provides OS-like support for partially reconfigurable FPGAs.  ...  and the efforts that are aimed at building real prototype solutions, which only target slotted reconfigurable systems.  ...  Reconfigurable Real-Time Operating System.  ... 
doi:10.1145/2629639 fatcat:wxwtd4ffnbelfiz76ruak7jdiy

Debugging and monitoring of applicationprograms in the BagrOS-4000 real-time operation system based on the Elbrus architecture

R. G. Gordienko, O. G. Fedorenko, A. A. Demidov, A. V. Fedorov
2019 Radio industry  
The results of testing of the debugging and monitoring systems are analyzed in terms of efficiency versus the classical method of using the debug console prints when debugging a real-time operating system  ...  The article is concerned with the problems of monitoring and debugging of operating system processes, the effectiveness of which in the hard real-time operating system version does not allow any stopping  ...  G., Demidov A. A., Fedorov A. V. Debugging and monitoring of application programs in the BagrOS-4000 real-time operation system based on the Elbrus architecture.  ... 
doi:10.21778/2413-9599-2019-29-1-8-15 fatcat:wvwowft4vrcxzopcrz4lmeynwi

A Study on Real-Time Operating Systems for Architectural Improvement of Naval Combat Systems
함정용 전투체계 아키텍처 개선을 위한 실시간 운영체제 적용방안 연구

Chum-Su Kim, Hye-Min Chang, Jung-Hyun Joo, Gyoon-Jung Lee
2013 Journal of the Korea Institute of Military Science and Technology  
by applying commercial real-time operating system technologies.  ...  This paper also provides an evaluation criteria for combat system adaptability of real-time operating systems.  ...  인터페이스 비를 제외한 대부분의 장비들은 실시간 특성에 대한 요구사항을 높이 평가하여 Hard-Real Time 범주의 운 영체제를 채택하고 있다.  ... 
doi:10.9766/kimst.2013.16.3.260 fatcat:4utky4cqhjbqvh4vcknyczwjsi

Architecture of Task Manager for Real Time OS Explaining Real Time Operating Systems Issues

Javed Ahmad Shaheen
2016 International Journal of Grid and Distributed Computing  
Complications of embedded applications are increasing. Within due time delivery to the market is also a pressure. So, the demand and use of real time operating systems is also increasing.  ...  However, it is an redundant fact that the Real Time Operating System  ...  However, these benefits by the Real Time Operating System are not free of cost. Real time applications suffer several performance issues introduced by Real Time Operating System.  ... 
doi:10.14257/ijgdc.2016.9.9.33 fatcat:vqa6rnctfrg25kbjxbfhoyj674

System Design for Implementing Distributed Modular Architecture to Reliable Surgical Robotic System [chapter]

Eisuke Aoki, Takashi Suzuki, Etsuko Kobayashi, Nobuhiko Hata, Takeyoshi Dohi, Makoto Hashizume, Ichiro Sakuma
2004 Lecture Notes in Computer Science  
Our method was evaluated by recording all the available surgical information, and shows a reliable scalability for a surgical robotic system requiring real-time operation, regardless of the condition of  ...  Our method uses an optimized architecture consisting of two components: a common object request broker architecture (CORBA) and a master-slave system that typically operates using two-way communication  ...  The system we developed consisted of a control system designed for real time control of the surgical master-slave manipulator system, a CORBA-based system that realized a distributed modular architecture  ... 
doi:10.1007/978-3-540-30136-3_24 fatcat:zcgqouq27zhzblcj56okjx6zx4

Architectural Framework for Operational Business Intelligence System

A. D. N. Sarma
2014 International Journal of Innovation Management and Technology  
The characteristics of Operational BI system is different from traditional BI system in terms of low latency, reduced access time, real time alerts and notification, large number of users, process oriented  ...  So there is a great need for enterprise architectural framework that supports the characteristics of Operational BI system.  ...  Thus, Operational BI systems are also known as dynamic BI, real time BI, operational intelligence and operational analytics.  ... 
doi:10.7763/ijimt.2014.v5.529 fatcat:cw3mymeah5bjbl2grxg6opnwy4

Design Issues and Experimental Database Architecture for Telecommunications [chapter]

Juha Taina, Kimmo Raatikainen
1997 Intelligent Networks and Intelligence in Networks  
We also introduce an experimental database architecture which is a real-time distributed object-oriented database architecture.  ...  We examine the design issues of real-time transaction processing in database architectures that can be integrated into any teleoperator's service provision architecture.  ...  ACKNOWLEDGMENTS The authors are thankful to the rest of the Darfm-team, particularly to Mika Rautila, Tapani Karttunen, and Harri Tohonen from Telecom Finland.  ... 
doi:10.1007/978-0-387-35066-0_11 fatcat:6vho4y22bjf7nbp2m5bjnt2seu

A Software Dual-Bus Architecture Suitable for Distributed Real-Time Embedded System

Chenglie Du, Gang Li
2008 2008 International Conference on Computer Science and Software Engineering  
It is expected to guarantee the real-time while supporting the monitoring of the running system information and the dynamic reconfiguration.  ...  In the end, we do some simulation of experiment evaluating our SDB architecture in the context of the INS/GNSS software system.  ...  We should ensure the real-time property in the process of reconfiguration, a more appropriate architecture is needed.  ... 
doi:10.1109/csse.2008.486 dblp:conf/csse/DuL08 fatcat:cblkeho375aufaiwpb7ppplj5u

An FPGA Based Scheduling Coprocessor for Dynamic Priority Scheduling in Hard Real-Time Systems [chapter]

Jens Hildebrandt, Dirk Timmermann
2000 Lecture Notes in Computer Science  
In this paper we present a scheduling coprocessor device for uniprocessor computer systems running a real-time operating system (RTOS).  ...  The coprocessor shortens the scheduling time of the operating system by performing dynamic priority computation for all tasks in parallel and making a task selection according to these priorities at a  ...  Introduction In multitasking real-time operating systems (RTOS) the scheduler has a twofold impact on system performance.  ... 
doi:10.1007/3-540-44614-1_83 fatcat:z2bgsvmkxnhwrdnmvij6uv7mv4

An information architecture for future power systems and its reliability analysis

Zhaoxia Xie, G. Manimaran, V. Vittal, A.G. Phadke, V. Centeno
2002 IEEE Transactions on Power Systems  
It uses multiple communication channels employing a wide variety of technologies to transmit real-time operating data and control signals.  ...  The real-time operating and control system is modeled with various redundancy configurations; the reliabilities of different configurations are studied and compared for practical values of component failure  ...  and information systems that led to the operation and restoration problems found in many disturbances: 1) inadequate exchange of real-time operating information and real-time coordination among control  ... 
doi:10.1109/tpwrs.2002.800971 fatcat:wugtyssmjzf7vg3ys3riaapgfy


Yingxu Wang
2012 Annals of Software Engineering  
for specifying the 3-D real-time system behaviors, suitable for specifying both architectural and operational components in a system, • expressive for both system architectures and behaviors  ...  The real-time process algebra (RTPA) is a set of new mathematical notations for formally de- scribing system architectures, and static and dynamic behaviors.  ... 
doi:10.1023/a:1020561826073 fatcat:ovqj4n7b3rhybnwnvki2f4ussy

Architectures for distributed smart cameras

W. Wolf, B. Ozer, T. Lv
2003 2003 International Conference on Multimedia and Expo. ICME '03. Proceedings (Cat. No.03TH8698)  
This paper describes our new multiple-camera architecture for real-time video analysis.  ...  The system also uses a hierarchy of cameras, including both wide-angle and telephoto views.  ...  Acknowledgments This work was funded by the New Jersey Center for Pervasive Information Systems.  ... 
doi:10.1109/icme.2003.1221539 dblp:conf/icmcs/WolfOL03 fatcat:g4ekofuhjjbtxim3a5xmp3v3wm

Concepts of a Modular System Architecture for Distributed Robotic Systems

Uwe Jahn, Carsten Wolff, Peter Schulz
2019 Computers  
The presented concept of a modular and distributed system architecture was designed for robotic systems. The architecture is based on the Operator–Controller Module (OCM).  ...  The presented architecture splits the system hierarchically into a three-layer structure of controllers and operators.  ...  Conflicts of Interest: The authors declare no conflict of interest.  ... 
doi:10.3390/computers8010025 fatcat:3bdlsqehu5f5pcgdullrjexq3e
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