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What does hdcp2.2 mean?

藏色散人
Release： 2020-07-03 11:28:17
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hdcp2.2 is the version supported by HDMI devices, and the HDMI interface is a high-definition multimedia interface. It is a digital video and audio interface technology. It is a dedicated digital interface suitable for image transmission and can transmit audio at the same time. and video signals, the "2.0" version has a maximum data transmission speed of 18Gbps.

What does hdcp2.2 mean?

HDCP is a video quality protection technology:

1. The HDMI interface is a high-definition multimedia interface. A digital video/audio interface technology, a dedicated digital interface suitable for image transmission, which can transmit audio and image signals at the same time. The maximum data transmission speed of version 2.0 is 18Gbps.

2. HDCP is a high-bandwidth digital content protection technology. In order to adapt to the high bandwidth of high-definition TV, HDMI appeared immediately. As for HDCP2.2, it refers to the version supported by the device.

3. HDMI can provide high bandwidth and transmit digital video and audio signals losslessly. In order to ensure that high-definition signals transmitted by HDMI or DVI will not be illegally recorded, HDCP technology has emerged. When users make illegal copies, this technology will interfere and reduce the quality of the copied images, thereby protecting the content.

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