The Infona portal uses cookies, i.e. strings of text saved by a browser on the user's device. The portal can access those files and use them to remember the user's data, such as their chosen settings (screen view, interface language, etc.), or their login data. By using the Infona portal the user accepts automatic saving and using this information for portal operation purposes. More information on the subject can be found in the Privacy Policy and Terms of Service. By closing this window the user confirms that they have read the information on cookie usage, and they accept the privacy policy and the way cookies are used by the portal. You can change the cookie settings in your browser.
In the future scenario of transport and human mobility, the optimization of electric vehicles and their infrastructures (transport and energy supply) will be a key. This is the reason why it will have to provide adequate intelligent systems, both in electric vehicles and in infrastructures that provide service. Moreover, the development nowadays of Intelligent Electronic Devices (IED) and communications...
Aiming at the present vacancy of wireless monitoring system in the domestic nature reserve, this paper puts forward a design of portable observation system. Using the passive infrared sensor to detect wild animals and poachers in the natural protection zone, it can photograph, videotape and send pictures to users' mobile phone and mailbox through the GPRS network to alert their caution. The seamless...
This paper introduces a data collection system that uses wireless communication components PIC16F877 and GPRS to transfer and capture the data remotely. The key data collection terminal is insisted by a micro controller named PIC16F877 which is responsible for controlling several parts such as LED screen, MC39i working in GPRS as well as various data operating modules. MC39i is responsible for sending...
There is a problem of computing time-consuming longer in video remote monitoring system, the System uses a new modified fast motion estimation algorithm which effectively improves video monitor real-time. And it uses the cloud storage technology to solve mass video data storage problem, the embedded Linux operating system is designed based on ARM9 processor combined with GPRS technologies, and it...
To ensure the security of the payment of Logistics vehicles, we design a specialized cash box based on GPS. The design combines GPS satellite positioning technology, GPRS communications technology, electronic locks and microcontrollers and other advanced technologies. This cash box on the logistics vehicle is characterized by opening designated locations, remote control, an alarm for abnormal state,...
To solve the problems of poor stability and real-time capability of the current substation RTU monitoring system, the RTU monitoring system based on GPRS and PLC was designed. PLC has the characteristics of powerful function, easy operation and strong reliability, so its application can cover almost all areas of industrial control. In order to know all the equipments' realtime running and alarm information...
The need of real-time data acquisition in industry control system is growing, ARM7 processor LPC2200 combined with embedded real-time operating system μc/OS-II realize the data acquisition system and remote transmission through the wireless communication and can be used in a wider field. The overall structure of the system, the software process and acquisition hardware circuit are introduced. The...
A system of collection and control for gas information based on GPRS is designed for the purpose of gas safe in this paper. The design of data acquisition and control system hardware and software, design of network security data transmission and the software design of the control center are researched mainly by the paper. The remote monitoring and control to gas pipelines and gas storage facilities...
In order to solve the problem of data monitoring in solar power system, the paper discussed the data acquisition of ARM7 and principle of serial communication. And the design scheme combined GPRS wireless communication and the highly effective energy conservation chip LPC2114 was presented, the system not only made the data information transmit to the monitoring center real-time and effectively, but...
This paper introduces the design plan of a distributed control and management system for power devices, and puts emphasis on the hardware composition and working principle of the system. The system is divided into two parts: field devices and monitoring center. The former uses ARM to collect data and control MC35, a module of GPRS; the later uses Browser/Server to realize centralized management of...
To ensure the railway safety and improve the passing efficiency in railway crossing, we design a new railway crossing warning system based on GPS and GPRS. The high-precision positioning of GPS and efficient transmission rate of GPRS, combining with computer control technology are used in this system, which provides a safeguard for railway system.
In view of the narrowband carrier communication widely used in the automatic meter reading system in low voltage power line of our country at present, this paper proposed the automatic meter reading system's design scheme based on the power line broadband carrier, overcame the narrowband carrier communication bandwidth to be excessively narrow, the speed to be excessively low, real time badly and...
The paper describes a new methodology developed for model calibration and simulation of water distribution networks, starting from real time monitoring of pressures and flows throughout the system. In particular, the data recorded at the measurement stations are transmitted via GPRS to a server, archived in Oracle format, and used by the numerical simulator. Model calibration is based on a genetic...
A compact video processing system which deals with video detecting, compressing and recording is designed on DSP. And in order to find a balance among hardware resources (prime cost), processing speed, detecting performance, system stability and system reliability, further algorithm and processing mechanism optimizations are proposed. This system does automatic surveillance of an unattended area installed...
In this paper, A production environment monitoring system based on GPRS-Internet was designed and implemented. The system uses ARM9 embedded CPU as its host and realizes monitoring function and man-machine interface by using cross-platform C++ graphic interface library Qt in Linux OS. It sends collected data to remote server by GPRS model and clients realize real-time and long distance monitoring...
With the development of the third generation wireless communications technology, application fields of GPRS (General Packet Radio Service) are expanding. The data collection and wireless technology form wireless data acquisition and launch systems. It is widely used in water, electricity, gas and other auto-detection systems. In this paper, two parts are included. In hardware design part, wireless...
In the design of mobile phone monitoring system, the balance of real-time video playback fluency and clarity is the key of the design work. For this problem, the designer can use image data compression international standard, such as MPEG standards, and real-time transport protocol RTP to reallize real-time video data transmission on GPRS, but the final result is extremely poor. On the basis of introducing...
This paper applies the up-to-date intelligent simulation ant colony algorithm to dynamic container truck scheduling. It proposes to take in real-time traffic information through GPRS and to solve the problem on container truck scheduling with consideration of the optimal capability of ant colony in the searching process of food resources. Meanwhile, it puts genetic algorithm into ant colony algorithm...
In the remote monitoring system developed by the authors for highway landslide, GPRS net of China Mobile is applied to transfer data in real time, Microsoft Visual C++ network technology and SQL Server 2005 data base are used to realize the target of real-time remote receiving and visual management of monitoring data. With the advantages of economy, high accuracy, high automation and high efficiency,...
In order to realizing remote control and information collection quickly and reliably, the mobile robot with remote control is designed. In the paper, according to analysis of the overall structure, hardware circuit of the robot system is designed. Because the CAN2.0 standard only makes physical layer protocol and data link layer protocol, application layer protocol is ruled according to robot control...
Set the date range to filter the displayed results. You can set a starting date, ending date or both. You can enter the dates manually or choose them from the calendar.