نتایج جستجو برای: ultra sonic
تعداد نتایج: 66870 فیلتر نتایج به سال:
We report a giant testicular in a 36-year-old farmer man, of 18-month duration admitted to the Surgical Department Erbil Teaching Hospital, Iraq. The tumor was invading the penis and lower part of abdominal wall including bilateral groin lymph nodes. Histological examination revealed mature and immature teratoma. Further investigations showed no evidence of any metastatic lesions apart from a s...
India is the second largest population country, so collecting and disposal of waste plays a vital role in day today life. This work proposes a clean city concept using Smart bin and its application though a proper interaction and networking with one to many devices. The paper presents a novel waste collection technique and interaction through a Smart bin which is developed using ARM LPC 2148 wi...
Dispersing graphite into few-layers graphene sheets (GS) in water is very appealing as an environmental-friendly, low-cost, low-energy method of obtaining graphene. Very high GS concentrations in water (0.7 mg mL(-1)) were obtained by optimizing the nature of dispersant and the type of ultra-sonic generator. We find that a multi-step sonication procedure involving both tip and bath sources cons...
This is an electronic system that allows the vehicle to slow while approaching another vehicle and accelerate again to the preset speed when traffic is cleared. It also warns the driver or applies brake if there is a high risk of a collision. In this project we are going to develop the micro controller based automatic vehicle speed control system. Now-a-days we can see that more number of accid...
Halobacterium strains produce a truly extracellular proteinase which degrades gelatine and casein. It has a pH optimum of about 8 and depends upon divalent cations and a high concentration of NaCl or KC1 for activity and stability. Proteolytic enzymes were also found in cell homogenates obtained by ultra sonic treatment. A caseinolytic enzyme, probably different from the extracellular one, is a...
In order to estimate the sea-ice thickness distribution in the seasonal ice zone (SIZ), we are developing the algorithm with PALSAR data. As a preliminary step, airborne Polarimetric and Interferometric Synthetic Aperture Radar (Pi-SAR) observation, conducted in the southern Sea of Okhotsk in February 2005, was examined to validate the retrieval of ice thickness distribution from L-band SAR. In...
We designed a small stereovision (SSV) sensor module for easily adding visual functions to a small robot and enabling their use. The SSV sensor module concept includes 1) a vision sensor module containing a camera and a visual processor and 2) connecting to a robot system through general-purpose interface. This design enables the use of visual functions as ordinary sensors such, as touch or ult...
The main subject of this paper is dealt with sensor fusion analysis for the tele operating unmanned vehicle. The whole system target is studied in context of motor control system, algorithms for the high level control of tele operating unmanned vehicle and integration with driving simulator. The master system has host computer and simulator and slave system is equipped with electronic vehicle s...
In this paper a new beamforming method appropriate especially for airborne ultrasonics is presented. The method is based on nonlinear filtering technique called Order Statistic filtering. By exploiting the proposed method we are able to implement ultrasonic range sensing system, for example, for mobile robot applications. The proposed sensing system gives the time-of-flight based distance measu...
This paper reviews the existing electronic assistance for blind people. Currently, blind people use a traditional cane as a tool for directing them when they move from one place to another. Visually impairment is a factor that greatly reduces the mobility of people. Currently the most widespread and used mean by the visually impaired people are the white stick, however it has limitation. With t...
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