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  1. 2018年7月24日 · Expanded Device Manager where you can find the hub by looking at the device plugged into it. A YubiKey in this case. I needed this information because I had to turn off Energy Saving on the port that my USB-C power supply was connected to.

  2. 2022年1月14日 · If I connect it to a USB hub, it will not get detected at all, but if I connect it directly to the USB ports on my motherboard, then it will get properly discovered. I assume it's not a faulty hub since other USB devices (e.g., USB sticks) work well.

  3. 知乎,让每一次点击都充满意义 —— 欢迎来到知乎,发现问题背后的世界。

  4. 而且「绿联」品牌,价格低,但是质量不低,而且产品丰富。. 另外关于如何选购 USB HUB 集线器可以看看下面这篇文章:. 发布于 2020-12-02 07:00. 未可知摩尔 . 专注数码领域,爱生活,爱分享. usb hub集线器的产品有很多,常见的品牌有优越者、联想、绿联、晶华 ...

  5. 桌面HUB大体分为两个方向,一个方向是尽量增加USB接口数量,比如1分4,分的口多,还要考虑供电;另一个方向是增加便利度和功能性,比如那种笔记本扩展坞,Type-CC口或C to C连接线,传输速率要避开瓶颈,比如笔记本全功能C口是10Gbps标准,你扩展坞也要10Gbps才 ...

  6. After updating to Windows 10, no monitors that are connected through the docking station are detected. The monitors are detected if I plug them directly into the laptop's HDMI or VGA ports. However, other USB devices (e.g. keyboard, mouse) still function properly through the docking station. Only the display monitors seem not to be detected.

  7. USB HUB的作用就是HUB这个单词体现出来的作用。. 详见:. HUB检测设备是靠port端数据线的电平来检测设备的。. 从设备总线端数据线会有上下拉电阻,通过D+ D- 两根线上的电平来确定是否接有从设备,从设备是属于哪类设备等。. 详见USB协议。. 知乎,中文互联网高 ...

  8. Conclusion: A USB hub 3.0 loses lot of MiB/s transfer speed when more than one device is connected (and transferring) at the same time, who knows why! Maybe because it divides the time transfer by the number of devices (quite wrong) or maybe because it has a huge overhead on cycling devices, etc.

  9. 所以不用担心。. 哪怕是同时挂个ssd在hub上复制文件,测得也就是1~2ms延迟增加,而且这里面你还得考虑测量误差问题。. 你常用笔记本外出玩fps,还不如把更多关注放到变化的网络、网络连接方式状况、键鼠屏幕体验上面。. 会,一定会。. 但用户体验的差异并不 ...

  10. 看Hub内部的构造,如果是Multi-TT的,那么基本上可以肯定的是共享5Gbps的带宽,如果是Single-TT的,那么就说不好是共享多少带宽了。Hub的结构可以参考这个回答: usb hub为什么都是4口的? - USB 下面两个图,上面的是Single-TT的,下面的是Multi-TT的:

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