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Fast diagnosis plays a crucial role in treating the patients, which can be life saving manytimes. Ultrasound scanning have the capability to image the organs in real time, thus offering quick diagnosis. Recent advancements in computing platforms greatly reduced the size of an ultrasound machine to portable level. Portable ultrasound machines can be used for point of care and remote diagnosis, this...
Wearable low power sensor nodes enable medical facilities and personnel (doctors, nurses …) to keep an eye on a person's vital signs without altering his daily routine. This technology is mainly limited by the amount of available energy. In this work, we aim to create a Matlab/Simulink based model that helps in the design of a wireless sensor node. We will not only be able to determine the power consumption...
The main approach of the uplink channel of powerline broadband meter reading from the community to the control master station is wireless, that is, the concentrator connects the master station by the internal wireless module. A new networking approach was proposed in this paper to solve the uplink channel problem in non-signal or poor-signal areas encountered in the on-site implementation.
By using DS18B20 as temperature sensor, MOC3041 and BTA16 as executive elements, the system can control the power of electric stove to regulate water temperature through the PID algorithm. Then the temperature information of the points is transformed to the host computer system by wireless communication module. The host computer system is used to monitor and adjust the temperature and the liquid level...
Clinical conditions such as epilepsy and stroke could benefit from portable functional brain evaluation systems for continuous online monitoring and to assist diagnostic. The combination of electroencephalography (EEG) and near infrared spectroscopy (NIRS) has the potential to provide useful information towards that task. Recent attempts at their combination in a single device have shown beneficial...
In order to solve the problems of hydrographic measurement, a new river flow velocity monitoring system is presented in this paper. The system hardware design is discussed in detail. Data acquisition module based on accelerator MMA7260Q, wireless communication module based on wireless chip and MCU peripheral circuit module are mainly discussed. Communication quality of hardware system is improved...
Visual Sensor Networks (VSNs) enable enhanced three-dimensional sensing of spaces and objects, and facilitate collaborative reasoning to open up a new realm of vision-based distributed smart applications including security/surveillance, healthcare delivery, traffic monitoring, just to name a few. However, such applications require sensor nodes that can efficiently process large volumes of visual information...
In order to meet requirements of mechanical vibration signals on acquisition and transmission, a kind of wireless sensor networks node is designed MSP430FG4618 is the microprocessor. ADXL345 is the chief chip of digital accelerometer, and CC2420 module acts as the wireless communication module. This paper proposes a totality design of the node and the communication mode between SPI of ADXL345 and...
According to the disadvantages of traditional heat meter and normal ultrasonic heat meter, an ultrasonic heat meter based on wireless backwater temperature measurement was designed. The unit of wireless backwater temperature measurement and the unit of flow and influent temperature measurement which are mutually independent transmit data to each other with wireless communication module. A approximate...
In this paper, the TDMA dynamic allocation of protocol - slot ALOHA algorithm is the basic concept, the whole design use the GPS to provide accurate real-time clock for the whole system, combine wireless communication module to build a wireless network, and apply to UAVs communications. The whole system achieves the various nodes (UAV) real-time communication between a low collision rate and high...
Because the current monitoring network cable is complicated and the cost is very high, this paper puts forward to a wireless vibration monitoring node design based on digital accelerometer ADXL202, with MSP430 and CC1100, respectively, as microprocessor and wireless communication module, thereby forming a wireless vibration monitoring network, realizes the vibration monitoring for coal washery plant...
In this article using ZigBee technology constructed the wireless sensor network (WSN) pressure monitoring system based on the CC2430 and NPI-15C-353AH pressure sensor, it also designed the wireless communication module and the data acquisition module of WSN nodes, as a result, it achieved a monitoring purpose which had low cost, low power consumption, high reliability and made system configuration...
The Application of Electric Vehicle (EV) has been limited by the problems of power battery. Battery Quick Change System was used efficiently to solve these problems. Based on wireless transceiver nRF905 and single chip MC68HC908GZ16, the wireless communication module was designed for the BQCS, which was used on battery cases quick changing of pure electric bus. The remote-control, quick location,...
This paper presents a compact wireless sensor node for 3D motion sensing, which can be used in wearable computing research. The sensor node is based on a commercial orientation sensor module and a wireless communication module. To extend the lifetime of this motion sensor node in many wearable computing applications, a power management unit is designed and implemented, which consists of a micro controller...
In order to protect cultural relics in the museum, a micro-environment is designed to monitor the humidity, temperature, gaseous pollutants. With the wireless communication module, all the micro-environment monitors in the museum can make up a wireless network system, which monitors the preservation condition of the cultural relics in real time. The micro-environment monitor consists of AMCs(airborne...
A small robot of combining wheel with pedrail forth rugged forest terrain is researched and developed in this paper. The robot consists of a walking mechanism, an elevating mechanism, a navigation positioning module, a wireless communication module, and some peripheral sensors. The principles of the light weight and the modularity are adopted to realize the high traffic ability and quick assembly...
In view of the importance of water quality in Aquaculture, this paper designs an environmental factors monitoring system. The whole system is comprised of two parts: one is PC, which acts as a host computer; the other one is a slave computer, whose core is AT89S51 microcontroller. Slave computer has data collecting module, data storing module, control module, power module, display module, etc. The...
In this paper, NRF9E5 was applied in the wireless meter reading system design and the process as the main content. In accordance with the function, the system is divided into three modules, data acquisition modules, wireless communication module and the universal serial bus module. The system is widely used for wireless meter reading, vehicle monitoring, hydro-meteorological monitoring and other fields.
Based on the demand for security of pint-sized UAV engine's adjustment, this paper studied a UAV engine's remote control adjusting arm. The position differential signal of the master adjusting device and slave executive component was used to control the slave manipulator. The force differential signal of the slave executive component and the master adjusting device was used to drive the master manipulator...
Currently, there are variety of international RFID protocols, and various corresponding RFID electronic tags. So, users have a strong requirement of supporting multi-protocol RFID reader. Because of the diversity of the application environment, users have to identify the moving items and transmit the results to remote servers. This paper focuses on the research and design of the wireless multi-protocol...
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