Based on discrete diffraction light, an algorithm of holographic grating bandwidth compression is proposed.

提出一种基于离散衍射光的全息光栅的带宽压缩算法。

youdao

But thanks to advancements in image compression, microprocessors and wireless-data bandwidth, the smartphone may prove to be, like beepers, an essential tool for on-the-go doctors.

但是，由于在图像压缩、微处理器和无线数据带宽等技术上的进步，智能手机对于忙碌的医生来说很有可能成为像呼机一样必不可少的工具。

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Such compression is important given that YouTube users upload some 20 hours of footage per minute; by shrinking the files, YouTube needs to buy less bandwidth from Internet access providers.

由于YouTube用户每分钟上传的影片累积达20小时左右，因此这项技术非常重要；借由压缩档案，YouTube向网路业者购买的频宽得以缩小。

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Though both companies are coy about bandwidth and compression, in brief trials both systems generally sounded good, even smack in the middle of a big aboveground parking structure.

FORBES: Magazine Article

The delivery infrastructure has two ways of scaling: increasing bandwidth and improving compression.

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This is due to the continual decrease in the costs of on-line bandwidth, improvements in content compression, the proliferation of mobile viewing devices with smaller screens (and thus lower resolution requirements) as well as increased levels of cloud storage to support download and streaming markets.

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