نتایج جستجو برای: frequency control

تعداد نتایج: 1748944  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه علامه طباطبایی - دانشکده علوم تربیتی و روانشناسی 1393

the purpose of this study was to investigate the relationship between teachers’ class management practices with students’ self- regulated learning and academic self-efficacy. in this study relating to the management class, three dimensions, (training management, people management and behavior management) and three style (interventionist, interactionist and non-interventionist) was considered. r...

Journal: :IJISSCM 2010
Ibrahim Al Kattan Taha Al Khudairi

This paper employs a simulation model in a Supply Chain Management (SCM) system. This study is one of the first to present simulation model of inventory control system in supply chain management using barcode and Radio Frequency Identification (RFID). The main objective of this model is to compare two inventory systems in a supply chain, one using RFID, versus the barcode. The model will help c...

1998

Remote control via RF or IR is popular for many applications, including vehicle alarms and automatic garage doors. Conventional remote control systems are based on unidirectional transmission and have limited security. More sophisticated devices based on bi-directional transmission are also available but, because of their high cost and certain practical disadvantages, they are not widely used i...

Journal: :I. J. RF Technol.: Res. and Appl. 2010
Javier Vales-Alonso Esteban Egea-López M. Victoria Bueno-Delgado Juan J. Alcaraz

Radio Frequency Identification (RFID) systems promise a revolution in logistics and inventory applications. By means of wireless communication, a master device can detect and identify nearby electronic tags. Traditionally, the performance of RFID systems and their identification protocols has been analyzed for static configurations, that is, without considering incoming or outgoing tags, but ju...

2012
Ateeth Kumar Thirukkovulur Harikrishna Nandagopal Vigneesh Parivallal

Traffic violations are a major problem. Monitoring these traffic violations by human intervention over a wider area is too complicated due to the increasing population. The main motive behind this paper is to reduce these reckless accidents for which we propose a system that governs and controls the speed of the vehicle without any direct inconvenience to the driver. There are instances where t...

2012
B. Senol

This paper presents a toolbox developed in Matlab for analysis and design of fractional order control systems that can be used in advanced control courses within the context of master and doctorate education. The toolbox includes a user friendly interface for every function. One can obtain time and frequency analysis tools both for the fractional order control systems and fractional order contr...

Journal: :international journal of smart electrical engineering 0
sevda allahyari electrical engineering department, islamic azad university, central tehran branch, tehran, iran shahram javadi electrical engineering department, islamic azad university, central tehran branch

as there is a rapid growth both in the number of power consumers and also the limitations energy resources, it is clearly accepted that the old version of power grid must change into smart grid from head to toe. one of the most important advantages of smart grid which makes it much more exclusive rather than other typical systems is the two-way connectivity between the utility and the costumers...

Journal: :The Review of Laser Engineering 1986

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