搜索结果: 1-15 共查到“电子科学与技术 Sensor”相关记录15条 . 查询时间(0.093 秒)
Analysis of Active Pixel Sensor Readout Circuit
Active pixel sensor (APS) CMOS image sensor high-speed imaging readout electronics
2015/8/12
This brief provides a detailed analysis of active pixel sensor, pixel and column circuit. Surprisingly, we find that shorter readout times can be achieved by reducing the bias current and hence reduci...
A 640 512 CMOS Image Sensor with Ultrawide Dynamic Range Floating-Point Pixel-Level ADC
Analog-to-digital conversion (ADC) CMOS image sensors digital cameras dynamic range image sensors mixed analog–digital integrated circuits pixel-level ADC video cameras
2015/8/12
Analysis results demonstrate that multiple sampling can achieve consistently higher signal-to-noise ratio at equal or higher dynamic range than using other image sensor dynamic range enhancement schem...
Low-power ASIC design with integrated multiple sensor system
LOW-POWER ASIC DESIGN MULTIPLE SENSOR SYSTEM
2015/1/20
A novel method of power management and sequential monitoring of several sensors is proposed in this work. Application specific integrated circuits (ASICs) consisting of analog and digital sub-systems ...
A HIGHLY PRECISE AND LINEAR IC FOR HEAT PULSE BASED THERMAL BIDIRECTIONAL MASS FLOW SENSOR
Thermal mass flow sensor calorimetric sensor heat pulse bidirectional
2015/1/20
In this work we have designed and simulated a thermal bi-directional integrated circuit mass flow sensor. The approach used here was an extension to the gas flow model given by Mayer and Lechner. The ...
Embedded System for Sensor Communication and Security
I2C Bus PIC18 Microprocessor HVAC Embedded Systems Smart Sensors
2015/1/20
In this work, inter-integrated circuit mode (I2C) software was used to communicate between sensors and the embedded control system, utilizing PIC182585 MPLAB hardware. These sensors were built as part...
Design and evaluation of a query-based jamming detection algorithm for wireless sensor networks
Wireless sensor network jamming attacks denial of service intrusion detection
2011/3/22
Jamming attacks, which are the main cause of data corruption and network blockages in wireless sensor networks (WSNs), are one of the most serious threats for WSNs. This type of attack not only blocks...
Distributed Source Localization Based on TOA Measurements in Wireless Sensor Networks
Distributed Source Localization TOA Measurements Wireless Sensor Networks
2009/9/4
We study the problem of source localization in multihop wireless sensor networks. A fully distributed algorithm based on sensor measurements of time of arrivals (TOAs) is proposed. In contrast to cent...
专著信息
书名
A Naphthalimide Fluorescent Sensor for Zn2 Based on Photo-induced Electron Transfer
语种
英文
撰写或编译
作者
J. Fan,Y. Wu and X. Peng
第一作者单位
出版社
Chemistry Lette
出版地
出版日期
2004年
月
日
标准书号
介质类型
页数
字数
开本
相关...
Stereoscopic Vision System Using on Sensor Pre-Processing
Stereoscopic Vision System Sensor Pre-Processing
2010/7/15
In this article a novel stereoscopic vision system is presented. Stereoscopic vision is a main feature of the human vision system. Moving objects are detected using two CMOS image sensors with interna...
Utilization of the Thermoelectric Sensor to Realize a New Fluid Level Detector
Level detector Thermoelectric sensor Resistive track Plated thermocouples
2010/12/8
This paper describes a prototype thermoelectric sensor system which makes use of the thermoelectrical effects. The sensor includes two printed circuits, the first is constituted of a resistive constan...
Design and Realization a New Thermoelectric Sensor, Application
Thermoelectric effects Circuit-breaker Thermoelectric sensor
2010/12/8
The present paper deals with design and realization of a New thermoelectric sensor adapted to conceive a circuit breaker, using the thermoelectric effects (Joule, Peltier and Seebeck). The sensor incl...
High Frequency Circuits Based on GaAs-pHEMT Technology for Modern Sensor and Communication Systems
High Frequency Circuits GaAs-pHEMT Technology Modern Sensor Communication Systems
2010/7/15
For sensor and communication system applications, Monolithic Microwave Integrated Circuits (MMICs) feature performance, functionality, reliability, and competitive price. In this paper, the potential ...
Peltier Effect Applied to the Design and Realization of a New Mass Flow Sensor
Thermoelectricity sensor flowmeter
2010/12/9
The present paper deals with design and realization of a new mass flow sensor using the Peltier effect. The sensor, shaped as a bimetallic circuit includes two continuous parallel strips coated with a...
The a-SiC/c-Si(n) Isotype Heterojunction as a High Sensitivity Temperature Sensor
Heterojunction temperature sensors microelectronic devices
2010/12/10
The a-SiC/c-Si(n) isotype heterojunction has been studied as a temperature sensor by measuring its reverse current-voltage (IR−V) and reverse voltage-temperature (V-T) characteristics, as well a...
Thermoresistive Thin Film Flow Sensor
heat transfer typical characteristics the sensor operation
2010/12/21
Some technological aspects and basic parameters of nickel thin film gas flow sensors are presented. Thermal conditions of sensors are described by the mechanisms of heat transfer. Typical characterist...