VR half-month talk about the 30th: talk about the VirtualLink interface of the big one, the new HoloLens may be released within 2 months

When deploying VR head-mounted display, in addition to preparing a high-performance PC, the connection of various types of wires is also a big problem. In the common top-level VR head-mounted display, in addition to the additional tracking system that requires power, the head-end display itself also has the need to supply and transmit data, often through two or three lines.__
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For example, HTC Vive is connected to a PC through a stream box, using an HDMI cable to transmit video and audio, and a Type A-shaped USB cable for data interaction, while the stream box itself requires a power cord. The Vive head display itself is connected to the stream box through a relatively thick “three-in-one” with three interfaces at both ends. According to user feedback from these two or three years, this three-in-one line is the most One of the parts that are easy to return to factory for repair.__
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The Microsoft’s MR head-end uses the Inside-Out tracking method, which does not require additional tracking on the one hand, and directly connects the PC to the power supply and data transmission via HDMI+USB on the other hand, so it is generally considered to be superior in rapid deployment. HTC Vive. Friends who pay attention to interface iteration should note that the three-in-one of power supply, data exchange, and audio and video transmission is currently used by USB-C on the newly introduced hardware.__
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Therefore, major players in the VR field such as Valve, Microsoft, Oculus, NVIDIA and AMD reached an agreement in 2018 to form the VirtualLink Alliance, using high-bandwidth USB-C as the standard interface for next-generation VR head-ends, aimed at standardizing and simplifying connections. HTC subsequently announced its participation in the alliance.

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