charge coupled device

简明释义

电荷耦合掐

英英释义

例句

1.The camera uses a charge coupled device to capture high-quality images.

这款相机使用电荷耦合器件来捕捉高质量的图像。

2.A charge coupled device can convert light into electronic signals.

电荷耦合器件可以将光转换为电子信号。

3.In astronomy, a charge coupled device is essential for detecting faint stars.

在天文学中，电荷耦合器件对于探测微弱的星星至关重要。

4.Many modern smartphones are equipped with a charge coupled device for improved photography.

许多现代智能手机配备了电荷耦合器件以提高摄影效果。

5.The charge coupled device technology has revolutionized digital imaging.

电荷耦合器件技术彻底改变了数字成像。

作文

In the realm of modern technology, few inventions have had as significant an impact on imaging and sensor technology as the charge coupled device. This revolutionary device has transformed the way we capture images and process visual information, making it a cornerstone of digital imaging systems. Understanding the workings and applications of the charge coupled device is essential for anyone interested in photography, videography, or even scientific research.The charge coupled device, commonly abbreviated as CCD, is a type of image sensor that converts light into electronic signals. It was first developed in the late 1960s by Willard Boyle and George E. Smith at Bell Labs. The principle behind the charge coupled device is relatively simple: when light photons hit the sensor, they generate electron charges in a semiconductor material. These charges are then transferred through the device to create a digital representation of the image.One of the primary advantages of the charge coupled device is its ability to produce high-quality images with low noise. This characteristic makes it particularly appealing for applications in astronomy, medical imaging, and professional photography. For instance, astronomers use CCDs in telescopes to capture faint light from distant stars and galaxies, allowing them to study celestial phenomena with unprecedented clarity.The charge coupled device has also played a critical role in the evolution of video technology. In the early days of video cameras, analog systems dominated the market. However, with the advent of CCD technology, digital video cameras became more prevalent. These cameras utilize CCD sensors to capture moving images, resulting in smoother video playback and higher resolution compared to their analog counterparts.Moreover, the versatility of the charge coupled device extends beyond traditional imaging applications. It is also used in various scientific instruments, including spectrometers and microscopes. In these contexts, CCDs enable researchers to obtain precise measurements and detailed images, facilitating advancements in fields such as biology, chemistry, and physics.Despite its many advantages, the charge coupled device does have some limitations. For example, CCDs can be relatively expensive to manufacture, which may deter their use in lower-end consumer devices. Additionally, they tend to consume more power than alternative technologies, such as CMOS (complementary metal-oxide-semiconductor) sensors. As a result, while CCDs remain popular in high-end applications, CMOS technology has gained traction in the consumer market due to its lower cost and power efficiency.In conclusion, the charge coupled device has undoubtedly revolutionized the field of imaging technology. Its ability to capture high-quality images with minimal noise has made it a preferred choice for professionals in various industries. As technology continues to advance, it will be interesting to see how the charge coupled device evolves and adapts to new challenges and opportunities. Whether in the hands of photographers, scientists, or engineers, the impact of CCD technology will likely endure for years to come.

在现代科技的领域中，少有发明对成像和传感器技术产生如此重大影响，如电荷耦合器件。这一革命性设备改变了我们捕捉图像和处理视觉信息的方式，使其成为数字成像系统的基石。理解和掌握电荷耦合器件的工作原理及应用，对于任何对摄影、摄像或科学研究感兴趣的人来说都是至关重要的。电荷耦合器件，通常缩写为CCD，是一种将光转换为电子信号的图像传感器。它于20世纪60年代末由威拉德·博伊尔和乔治·E·史密斯在贝尔实验室首次开发。电荷耦合器件的原理相对简单：当光子击中传感器时，它们在半导体材料中产生电子电荷。这些电荷随后通过设备转移，以创建图像的数字表示。电荷耦合器件的主要优点之一是能够以低噪声生成高质量图像。这一特性使其在天文学、医学成像和专业摄影等应用中尤为吸引人。例如，天文学家在望远镜中使用CCD来捕捉来自遥远星星和星系的微弱光线，使他们能够以前所未有的清晰度研究天体现象。电荷耦合器件在视频技术的发展中也发挥了关键作用。在视频摄像机的早期，模拟系统主导市场。然而，随着CCD技术的出现，数字摄像机变得更加普遍。这些摄像机利用CCD传感器捕捉动态图像，与其模拟对应物相比，产生更平滑的视频播放和更高的分辨率。此外，电荷耦合器件的多功能性超越了传统成像应用。它还用于各种科学仪器，包括光谱仪和显微镜。在这些背景下，CCD使研究人员能够获得精确的测量和详细的图像，促进生物学、化学和物理学等领域的进步。尽管有许多优点，电荷耦合器件也有一些局限性。例如，CCD的制造成本相对较高，这可能会阻碍其在低端消费设备中的使用。此外，与CMOS（互补金属氧化物半导体）传感器等替代技术相比，它们的功耗往往更高。因此，尽管CCD在高端应用中仍然受欢迎，但由于其较低的成本和功效，CMOS技术在消费市场上获得了越来越多的关注。总之，电荷耦合器件无疑在成像技术领域引发了一场革命。其以最低噪声捕捉高质量图像的能力，使其成为各行业专业人士的首选。随着技术的不断进步，观察电荷耦合器件如何发展并适应新的挑战和机遇，将是非常有趣的。无论是在摄影师、科学家还是工程师的手中，CCD技术的影响可能将在未来多年持续存在。