photodiodes

简明释义

英[fəʊtəʊˈdaɪədz]美[foʊtəˈdaɪoʊdz]

n. 二极管（photodiode 的复数形式）

英英释义

单词用法

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例句

1.Cadmium as doping material in avalanche photodiodes (APDs) for the optical fiber communication systems.

光纤通信系统雪崩光敏二极管中作为填料材料的铅。

2.They use multiple ultra-high intensity LEDs for smooth, bright lighting and unfiltered large-area precision photodiodes for better signal-to-noise ratio.

它采用多点超高亮度LED以提供柔和，明亮的光线配合无滤波大面积精确光电二极管以实现更好的信噪比。

3.Pacific Silicon Sensor's product line includes a wide range of standard Photodiodes, Avalanche Photodiodes (APD) and Position Sensitive Detectors (PSD), both single and dual axis.

太平洋硅传感器的产品线包括一个标准的光电二极管，雪崩光电二极管（APD）和位置敏感探测器（PSD）的单一和双广泛轴。

4.Then the detailed processing procedure and the stress problem during processing are described, and the characteristics of photodiodes, scanning circuits and sensor are discussed.

接着描述了其具体的制作工艺及制作过程中的应力问题。随后讨论了光电二极管、扫描电路和传感器的特性。

5.The Quad PD Array consists of either 10 -, 30 -, 40 -, or 50-micron diameter photodiodes.

方形光二极管阵列包括有10-、30 -、40 -或者50 -分米直径的光二极管。

6.The luminosity of the burning droplets is measured directly with photodiodes.

燃烧油滴的辉光度直接用光电二极管测量。

7.Its researchers used photodiodes (the technology found in digital cameras) that generate an electrical signal when light strikes the m.

该公司的研究人员应用的原理是，当可见光照到光电二极管时可以产生电信号(在数码相机中研发了该项技术)。

8.Its researchers used photodiodes (the technology found in digital cameras) that generate an electrical signal when light strikes them.

该公司的研究人员应用的原理是，当可见光照到光电二极管时可以产生电信号(在数码相机中研发了该项技术)。

9.The solar panels use photodiodes to convert sunlight into electricity.

太阳能电池板使用光电二极管将阳光转换为电能。

10.In digital cameras, photodiodes are essential for capturing light and converting it into electronic signals.

在数码相机中，光电二极管对于捕捉光线并将其转换为电子信号至关重要。

11.Many optical sensors incorporate photodiodes to detect light levels.

许多光学传感器采用光电二极管来检测光照水平。

12.The performance of photodiodes can be affected by temperature changes.

温度变化可能会影响光电二极管的性能。

13.Engineers often test photodiodes for their response time in various lighting conditions.

工程师通常测试光电二极管在不同光照条件下的响应时间。

作文

In the modern world, technology plays an essential role in our daily lives, and one of the key components that drive this technology is the use of sensors. Among these sensors, photodiodes (光电二极管) have emerged as crucial devices in various applications. A photodiode is a semiconductor device that converts light into electrical current. When photons enter the photodiode, they can excite electrons in the semiconductor material, resulting in a flow of electric current. This principle is fundamental to how photodiodes operate and is leveraged in many technological advancements. The versatility of photodiodes makes them invaluable in numerous fields, including telecommunications, medical devices, and consumer electronics. In telecommunications, for instance, photodiodes are used in fiber optic systems to convert light signals into electrical signals, enabling high-speed data transmission over long distances. This application has revolutionized how we communicate, making it faster and more efficient. In the medical field, photodiodes are employed in various diagnostic devices. For example, pulse oximeters utilize photodiodes to measure the oxygen saturation in a patient's blood. The device shines a light through the skin and uses the photodiode to detect how much light is absorbed by the blood, providing critical information about a patient’s respiratory health. This non-invasive method of monitoring is not only effective but also enhances patient comfort. Consumer electronics also benefit from photodiodes. They are found in cameras, where they help convert light into digital images. The quality of photographs depends significantly on the performance of the photodiodes used in the camera sensor. Additionally, photodiodes are integral to light meters, which measure the intensity of light in photography, ensuring that images are captured with the correct exposure settings. Moreover, photodiodes are increasingly being used in emerging technologies such as autonomous vehicles. These vehicles rely on photodiodes in their LIDAR systems, which use laser light to create detailed maps of the environment. By measuring the time it takes for light to return to the photodiode, the system can accurately gauge distances and identify obstacles, making roads safer for everyone. Despite their many advantages, photodiodes do have limitations. They are sensitive to temperature changes, which can affect their performance. Additionally, while they can detect a wide range of light wavelengths, some photodiodes may not be efficient in certain spectral regions, limiting their applications in specific scenarios. Researchers are continually working to improve the efficiency and reliability of photodiodes to overcome these challenges. In conclusion, photodiodes (光电二极管) are essential components in many modern technologies, ranging from telecommunications to medical devices and consumer electronics. Their ability to convert light into electrical signals has paved the way for innovations that enhance our daily lives. As research continues to advance, the future of photodiodes holds great promise, potentially leading to even more revolutionary applications that we cannot yet imagine.