standard television signal

简明释义

标准电视信号

英英释义

例句

1.To watch local channels, you need to connect your antenna to receive a standard television signal 标准电视信号.

要观看本地频道，您需要将天线连接以接收标准电视信号。

2.Many rural areas still rely on a standard television signal 标准电视信号 due to limited internet access.

由于互联网接入有限，许多农村地区仍依赖于标准电视信号。

3.You can still find old TVs that only work with a standard television signal 标准电视信号 for basic viewing.

您仍然可以找到只适用于基本观看的标准电视信号的旧电视。

4.The transition to digital has improved quality, but some viewers prefer the simplicity of a standard television signal 标准电视信号.

向数字化的过渡提高了质量，但一些观众更喜欢标准电视信号的简单性。

5.The new TV supports the latest technology, but it can still receive a standard television signal 标准电视信号 for older broadcasts.

这款新电视支持最新技术，但仍可以接收旧版广播的标准电视信号。

作文

The evolution of television technology has been a remarkable journey, marked by significant advancements that have transformed the way we consume visual media. One of the foundational elements in this evolution is the concept of the standard television signal, which refers to the basic format and transmission method used to deliver television programming to viewers. Understanding this term is essential for anyone interested in the history and development of broadcasting.In the early days of television, signals were transmitted using analog technology. The standard television signal during this period was typically defined by its resolution and frequency. For example, in the United States, the National Television System Committee (NTSC) established a standard that included a resolution of 480i, which means 480 horizontal lines of resolution displayed interlaced. This standard allowed for a relatively clear picture on the televisions of that era, but it had limitations, especially as technology progressed.As digital technology began to emerge, the definition of a standard television signal evolved. The introduction of the Advanced Television Systems Committee (ATSC) standards in the late 1990s marked a significant shift from analog to digital broadcasting. The new digital standard television signal provided higher resolutions, such as 720p, 1080i, and even 1080p, allowing for much clearer and more vibrant images. Additionally, digital signals could carry more information, including multiple channels within the same bandwidth, which greatly enhanced the viewing experience.The transition from analog to digital broadcasting was not just about improving picture quality; it also involved changes in the way signals were transmitted. The standard television signal now included various forms of compression and encoding, making it easier to broadcast over different mediums, including cable and satellite. This flexibility allowed for the proliferation of high-definition content and the rise of streaming services, fundamentally changing how audiences access television programming.Today, the concept of a standard television signal continues to evolve with the advent of 4K and even 8K resolution technologies. These new standards promise even greater levels of detail and clarity, pushing the boundaries of what we can expect from our television viewing experiences. Moreover, with the growth of internet-based television and on-demand services, the traditional definitions of a standard television signal are being challenged, as viewers increasingly seek content that can be accessed anytime and anywhere.In conclusion, the standard television signal has undergone tremendous changes since the inception of television. From the early analog broadcasts to the current digital standards and beyond, understanding this term provides valuable insight into the technological advancements that have shaped our viewing experiences. As we move forward, it will be fascinating to see how the definition of a standard television signal continues to adapt to meet the demands of an ever-evolving media landscape. Whether it's through higher resolutions, improved compression techniques, or new delivery methods, the future of television promises to be as dynamic as its past.

电视技术的发展是一段引人注目的旅程，标志着重大的进步，这些进步改变了我们消费视觉媒体的方式。在这一演变过程中，一个基础元素是标准电视信号的概念，它指的是用于将电视节目传递给观众的基本格式和传输方法。理解这个术语对于任何对广播历史和发展感兴趣的人来说都是至关重要的。在电视的早期，信号是通过模拟技术传输的。在这一时期，标准电视信号通常由其分辨率和频率定义。例如，在美国，国家电视系统委员会（NTSC）建立了一项标准，包括480i的分辨率，这意味着以交错方式显示480条水平分辨率。这一标准使得那个时代的电视画面相对清晰，但随着技术的进步，它也有局限性。随着数字技术的出现，标准电视信号的定义也发生了变化。1990年代末，先进电视系统委员会（ATSC）标准的引入标志着模拟到数字广播的重大转变。新的数字标准电视信号提供了更高的分辨率，如720p、1080i甚至1080p，使得图像更加清晰和生动。此外，数字信号可以携带更多信息，包括在同一带宽内的多个频道，从而极大地增强了观看体验。从模拟到数字广播的过渡不仅仅是为了改善画质；它还涉及信号传输方式的变化。标准电视信号现在包括各种压缩和编码形式，使得通过不同媒介（包括有线和卫星）广播变得更加容易。这种灵活性促进了高清内容的普及和流媒体服务的兴起，从根本上改变了观众获取电视节目的方式。如今，标准电视信号的概念随着4K甚至8K分辨率技术的出现而继续发展。这些新的标准承诺提供更高的细节和清晰度，推动了我们对电视观看体验的期望的边界。此外，随着基于互联网的电视和按需服务的增长，传统的标准电视信号定义受到了挑战，因为观众越来越希望随时随地访问内容。总之，自电视问世以来，标准电视信号经历了巨大的变化。从早期的模拟广播到当前的数字标准，再到未来，理解这个术语为我们提供了宝贵的洞察力，了解塑造我们观看体验的技术进步。随着我们向前发展，看到标准电视信号的定义如何继续适应不断变化的媒体格局的需求将是令人着迷的。无论是通过更高的分辨率、改进的压缩技术还是新的传输方式，电视的未来承诺将像它的过去一样充满活力。