flyback blanking

简明释义

逆程消隐

英英释义

例句

1.The technician performed tests to ensure that flyback blanking 飞返消隐 was functioning correctly.

技术人员进行了测试，以确保 飞返消隐 flyback blanking 正常工作。

2.Implementing flyback blanking 飞返消隐 can significantly improve the efficiency of the circuit.

实施 飞返消隐 flyback blanking 可以显著提高电路的效率。

3.During troubleshooting, we found that the lack of flyback blanking 飞返消隐 caused instability.

在故障排除过程中，我们发现缺乏 飞返消隐 flyback blanking 导致了不稳定。

4.The engineer explained how flyback blanking 飞返消隐 helps in reducing noise during operation.

工程师解释了如何通过 飞返消隐 flyback blanking 来减少操作过程中的噪声。

5.In the design of power supplies, flyback blanking 飞返消隐 is critical to prevent false triggering.

在电源设计中，飞返消隐 flyback blanking 对防止误触发至关重要。

作文

In the realm of electronics, particularly in the design and operation of cathode ray tube (CRT) displays and some types of power supplies, the term flyback blanking holds significant importance. Understanding this concept not only helps in grasping how these devices function but also sheds light on the intricate mechanisms that ensure their efficiency and longevity. Flyback blanking refers to the process of suppressing or 'blanking' the output signal during the flyback period of a CRT display. This is crucial because the flyback period is when the electron beam returns to the starting position after completing a scan across the screen. If the signal were not blanked during this time, unwanted visual artifacts would appear on the display, leading to a poor user experience.The CRT technology, although largely replaced by modern LCD and LED displays, still serves as a foundational element in understanding display technology. In a CRT, the electron beam is directed towards phosphorescent materials on the screen to create images. The flyback period occurs between scans when the beam must travel back to the top left corner to begin anew. During this interval, if the beam were to continue emitting light, it would result in visible lines or flickering, which can be distracting and detrimental to the viewing experience.To mitigate this issue, engineers implement flyback blanking techniques. Essentially, this involves turning off the electron beam during the flyback interval, ensuring that no light is emitted from the screen. This technique is not only applicable in CRTs but also finds relevance in high-voltage power supply circuits where similar principles apply. For instance, in switch-mode power supplies, the flyback converter utilizes a transformer to store energy during the 'on' phase and releases it during the 'off' phase. Properly managing this transition is vital to avoid voltage spikes and ensure efficient energy conversion.Moreover, understanding flyback blanking extends beyond just CRTs and power supplies; it is a concept that can be applied in various fields, including telecommunications and signal processing. In these areas, the principles of blanking are utilized to improve signal integrity and reduce noise. Engineers often design systems with built-in blanking intervals to enhance performance and reliability.In conclusion, the concept of flyback blanking is pivotal in the field of electronics, particularly when discussing CRT technology and power supply design. It plays a critical role in enhancing user experience by preventing visual disturbances in displays and ensuring the stability of electrical systems. As technology continues to evolve, the fundamental principles behind flyback blanking will likely remain relevant, underscoring the importance of this concept in both historical and modern contexts. Understanding flyback blanking equips engineers and technicians with the knowledge necessary to design and maintain efficient electronic systems, ultimately contributing to advancements in technology.

在电子学的领域，尤其是在阴极射线管（CRT）显示器和某些类型的电源设计与操作中，术语飞返消隐具有重要意义。理解这个概念不仅有助于掌握这些设备的工作原理，还能揭示确保其效率和耐用性的复杂机制。飞返消隐是指在CRT显示器的飞返周期内抑制或“消隐”输出信号的过程。这一点至关重要，因为飞返周期是电子束在屏幕上完成扫描后返回起始位置的时间。如果在此期间信号不被消隐，显示器上会出现不必要的视觉伪影，从而导致用户体验不佳。CRT技术虽然在很大程度上被现代LCD和LED显示器所取代，但仍然是理解显示技术的基础元素。在CRT中，电子束被引导到屏幕上的磷光材料上以创建图像。飞返周期发生在扫描之间，当电子束必须返回左上角以重新开始时。在此间隔内，如果电子束继续发光，将导致可见的线条或闪烁，这会分散注意力并对观看体验产生不利影响。为了减轻这一问题，工程师实施了飞返消隐技术。基本上，这涉及在飞返间隔期间关闭电子束，确保屏幕不发出光。这一技术不仅适用于CRT，还在高压电源电路中具有相关性，在这些领域中类似的原理也适用。例如，在开关模式电源中，飞返变换器利用变压器在“开启”阶段存储能量，并在“关闭”阶段释放能量。妥善管理这一过渡对于避免电压尖峰和确保高效的能量转换至关重要。此外，理解飞返消隐的概念超越了CRT和电源，它在电信和信号处理等多个领域中得到了应用。在这些领域中，消隐原理被用来提高信号完整性和减少噪声。工程师们通常设计带有内置消隐间隔的系统，以增强性能和可靠性。总之，飞返消隐的概念在电子学领域中至关重要，特别是在讨论CRT技术和电源设计时。它在通过防止显示中的视觉干扰和确保电气系统稳定性方面发挥着关键作用。随着技术的不断发展，飞返消隐背后的基本原理可能仍将保持相关性，强调了这一概念在历史和现代背景中的重要性。理解飞返消隐使工程师和技术人员具备了设计和维护高效电子系统所需的知识，最终促进了技术的进步。