相关实验视频
Updated: Jul 5, 2025

08:44
Fabrication and Testing of Photonic Thermometers
Published on: October 24, 2018
5.9K
用于电源管理系统的基于环振荡器的集成温度传感器的校准
Nader El-Zarif1, Mostafa Amer1, Mohamed Ali1
1Department of Electrical Engineering, Polytechnique Montreal, Montreal, QC H3T 1J4, Canada.
Sensors (Basel, Switzerland)
|January 23, 2024
概括
本研究介绍了系统芯片 (SoC) DC-DC转换器的无修剪温度传感方法. 这种新的方法使用振荡器.
科学领域:
- 集成电路设计 集成电路设计
- 传感器技术 传感器技术
- 半导体设备物理学 半导体设备物理
背景情况:
- 准确的热监测对于系统芯片 (SoC) 的性能和可靠性至关重要,特别是在直流-直流转换器中.
- 传统的温度传感通常依赖于修剪,这增加了集成电路制造的复杂性和成本.
- 半导体制造过程中的工艺变化可以显著影响传感器的准确性.
研究的目的:
- 开发和验证集成电路的无修剪温度传感方法.
- 调查校准技术,以减轻工艺变化,以准确地绘制温度与频率的映射.
- 为传统的剪裁温度传感器提供一个经济有效和高效的替代品.
主要方法:
- 在0.18-μm SOI XFAB工艺中实现基于未修剪的振荡器的集成传感器.
- 振荡器输出频率与温度之间的二次关系的描述.
- 开发和评估多种无修剪校准技术,包括纠正的一点,两点和三点方法.
主要成果:
- 确定了振荡器频率和温度之间的二次关系,并用于校准.
- 经过校正的一点校准方法的最大误差为±2.95°C,而无需使用温度室.
- 两点和三点校准方法显示高精度,R2值分别为0.9958和0.9956.
结论:
- 在没有电路修剪的情况下,可以获得具有竞争力的温度传感器校准结果.
- 无修剪校准技术为传统方法提供了可行的替代或补充方法.
- 拟议的方法提高了SoC应用中的热监测能力,特别是DC-DC转换器.
相关概念视频
Operational Amplifiers
996
The operational amplifier, often referred to as an op-amp, is a multifaceted building block of a circuit. This electronic component functions like a voltage-controlled voltage source and can also be used to create a voltage- or current-controlled current source. The design of an operational amplifier enables it to execute mathematical operations when external components like resistors and capacitors are linked to its terminals. An op-amp has the capacity to sum signals, amplify a signal,...
996
Equipments Used to Measure Body Temperature
1.0K
Body temperature can be assessed using various devices and measured in Celsius or Fahrenheit.
Glass-bulb Thermometer:
Glass-bulb thermometers are hollow glass tubes with a bulb tip containing liquid such as ethanol or mercury. Historically, glass bulb mercury thermometers were the standard device to measure body temperature. Today, mercury thermometers are prohibited in many countries due to the hazardous effects of mercury and the risk of exposure if the glass bulb breaks. In general,...
Glass-bulb Thermometer:
Glass-bulb thermometers are hollow glass tubes with a bulb tip containing liquid such as ethanol or mercury. Historically, glass bulb mercury thermometers were the standard device to measure body temperature. Today, mercury thermometers are prohibited in many countries due to the hazardous effects of mercury and the risk of exposure if the glass bulb breaks. In general,...
1.0K
Temperature Measurement Sites
1.7K
A thermometer measures body temperature. The common sites for measuring body temperature are the oral cavity, axillary region, temporal artery, and skin surface, such as the forehead, abdomen, and axilla. True core body temperature is assessed in the rectum, tympanic membrane, pulmonary artery, esophagus, and urinary bladder.
Oral: When assessing oral temperature, the thermometer tip should be placed under the tongue in the posterior sublingual pocket. It offers accurate readings and can be...
Oral: When assessing oral temperature, the thermometer tip should be placed under the tongue in the posterior sublingual pocket. It offers accurate readings and can be...
1.7K
Calorimetry
3.0K
When objects at different temperatures are placed in contact with each other but isolated from everything else, they attain thermal equilibrium. A container that prevents heat transfer in or out is called a calorimeter, and the use of a calorimeter to make measurements is called calorimetry. Generally, these measurements involve heat or specific heat capacity. The term "calorimetry problem" is used for any problem where the specified objects are thermally isolated from their...
3.0K
Assessing Body Temperature - Tympanic membrane
582
Assessing tympanic membrane temperature involves using a tympanic membrane thermometer (TMT). Here is a step-by-step guide:
Step 1: Begin by practicing good hand hygiene to prevent the transmission of microorganisms.
Step 2: Turn on the thermometer and wait until the ready sign appears on the screen to ensure accurate measurement.
Step 3: Slide the probe cover in place to prevent cross-contamination.
Step 4: Instruct the patient to tilt their head to the side for comfort and check for cerumen...
Step 1: Begin by practicing good hand hygiene to prevent the transmission of microorganisms.
Step 2: Turn on the thermometer and wait until the ready sign appears on the screen to ensure accurate measurement.
Step 3: Slide the probe cover in place to prevent cross-contamination.
Step 4: Instruct the patient to tilt their head to the side for comfort and check for cerumen...
582

