Optical Sensor
Use efficiency of variable rate of nitrogen prescribed by optical sensor in corn
... the optical sensor, the rate of N fertilizer was established by means of a YARA algorithm (Yara International ASA, Duelmen, ...crop sensor comprised of two optical sensors attached to the top ...
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Development of a cost-effective optical sensor for continuous monitoring of turbidity and suspended particulate matter in marine environment
... cost-effective optical sensor for continuous in-situ monitoring of turbidity and suspended particulate matter concentration (SPM), with a production cost in raw materials less than 20 €, is presented for ...
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USE OF ACTIVE OPTICAL SENSOR IN THE CHARACTERISTICS ANALYSIS OF THE FERTIGATED BRACHIARIA WITH TREATED SEWAGE
... terrestrial optical sensor were correlated with productivity and contents of nitrogen (N) and of foliar crude protein (CP) of Brachiaria brizantha ...terrestrial sensor (GreenSeeker) before the ...
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APPLICATION OF AN OPTICAL SENSOR FOR MICRON LEVEL SURFACE PROFILE MEASUREMENTS OF FLAT AND CYLINDRICAL SURFACES
... Internally the optical sensor consists of an LED light source, a measuring lens and a linear photo diode detector array. The measurement spot on the surface to be measured depends on the LED spot size and ...
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Production of Andropogon gayanus cv. Planaltina dry matter estimated through NDVI
... the optical sensor and the camera are due to some technical characteristics such as the difference in the area of coverage, light available when capturing data, and the area to be ...The optical ...
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The Design and Simulation of Optical Receivers with Capability of AGC, Based on ZnO Crystal Structures using TMM Method
... the optical receivers is dependent on their fast time response, so in PIN photodiodes a high power and bandwidth efficiency are defined as their advantages which, in practice, pure width in Si PIN photodiodes is ...
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OPTICAL CROP SENSOR FOR VARIABLE-RATE NITROGEN FERTILIZATION IN CORN: II - INDICES OF FERTILIZER EFFICIENCY AND CORN YIELD
... et al., 2005) and, as a consequence, reduce soil N availability to plants. Sites 2 and 3 had higher average VI values (Table 2). These results are coherent with the higher SOM content at sites 2 and 3 (3.8 %) in ...
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J. Microw. Optoelectron. Electromagn. Appl. vol.16 número2
... Abstract — Effect of cross-sensitivity between temperature and refractive index (RI) was studied using an optical sensor based on Bragg grating inscribed in an etched multi-mode fiber (MMF). RI ...
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REM, Int. Eng. J. vol.69 número3
... through optical extensometers. Optical sensor technol- ogy with Fiber Bragg Gratings was used, due to the characteristic of immunity to the electromagnetic ield occasioned by high electric ...
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OPTICAL CROP SENSOR FOR VARIABLE-RATE NITROGEN FERTILIZATION IN CORN: I - PLANT NUTRITION AND DRY MATTER PRODUCTION
... on optical spectrometry sensors of crops is a technological innovation capable of improving the nutrient use efficiency (NUE) and mitigate environmental ...an optical crop sensor to assess the ...
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UNIVERSIDADE FEDERAL DO PARÁ INSTITUTO DE TECNOLOGIA PROGRAMA DE PÓS-GRADUAÇÃO EM ENGENHARIA ELÉTRICA GIANNI MASAKI TANAKA PORTELA
... The study of the photonic crystals technology is being performed by many research groups, mostly because of their many practical applications. Photonic crystal structures are comprised by materials with different ...
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J. Microw. Optoelectron. Electromagn. Appl. vol.12 número2
... In optical communications, transmissions systems performance can be evaluated with regard to different ...for optical coherent transmission, it’s common to analyze the bit error rate (BER) behavior as ...
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On the use of electrochemical multi-sensors in biologically charged media
... Based on three different examples, we were able to demon- strate that several parameters like pH value, redox potential and temperature are necessary to characterise biological me- dia or solutions, which are ...
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Sistema de controle para diagnóstico e tratamento de falhas em dispositivos de assistência...
... Manter rotação fixa padrão SIS/Sistema de Alarme Sensor de Fluxo do DAV Funcionamento do Sensor (FT1).. Tabela E.24 – Elemento (13) Sensor de Temperatura de Sangue (TT1) considerando-[r] ...
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UNIVERSIDADE NOVA DE LISBOA Faculdade de Ciências e Tecnologia Departamento de Engenharia Electrotécnica
... A temperatura provavelmente é dos parâmetros a ter em grande consideração quando se projecta um sistema/dispositivo, pois esta por si só pode fazer com que este funcione de forma completamente diferente da pretendida, ...
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Enhancement Of Improved Balanced LEACH For Heterogeneous Wireless Sensor Networks
... various sensor nodes drain the energy from a single ...time sensor nodes can elect themselves to be a ...other sensor nodes in the ...other sensor nodes in the ...
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UNIVERSIDADE DO ESTADO DE SANTA CATARINA – UDESC CENTRO DE CIÊNCIAS TECNOLÓGICAS – CCT CURSO DE ENGENHARIA ELÉTRICA
... dispositivo sensor de batimentos cardíacos. O sensor ficará inicialmente sem estar conectado ao ...o sensor será posicionado no dedo indicador do voluntário e será realizada a medição dos batimentos ...
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Design Ammonia Gas Detection System by Using Optical Fiber Sensor
... ambient optical conditions, particularly in the presence of ultraviolet light ...magnitude, optical fiber sensors based on evanescent field can overcome this ...the sensor cannot be used to provide a ...
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Sistema Biológico de Alerta Precoce de Contaminantes nos Estuários: desenvolvimento e aplicação no bivalve marinho Mytilus edulis
... Utilizando software open-source, o sistema pode ainda ser adaptado para enviar os dados a partir de uma conexão à internet diretamente para um computador, bastando para tal a programação específica, hardware e um cartão ...
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Open Seleção de Sensores em Redes de Sensores Sem Fio Heterogêneas para Cidades Inteligentes
... Wireless Sensor Networks (WSNs) are facing challenges due to its intrinsic connection to the paradigms of Smart Cities and IoT (Internet of Things - ...POlicy-based Sensor SElection in Heterogeneous ...
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