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2. Juice jacking - Wikipedia

   en.wikipedia.org/wiki/Juice_jacking

   USB chargers in a public bus International AC outlet and USB charger in an airplane North American AC outlet with USB charger. Juice jacking is a theoretical type of compromise of devices like smartphones and tablets which use the same cable for charging and data transfer, typically a USB cable.

3. USB hub - Wikipedia

   en.wikipedia.org/wiki/USB_hub

   A four-port "long cable" "external box" USB hub A four-port "compact design" USB hub: upstream and downstream ports shown. A USB hub is a device that expands a single Universal Serial Bus (USB) port into several so that there are more ports available to connect devices to a host system, similar to a power strip. All devices connected through a ...

4. Extensible Host Controller Interface - Wikipedia

   en.wikipedia.org/wiki/Extensible_Host_Controller...

   For example, a USB 2 PCIe host controller card that presents 4 USB "Standard A" connectors typically presents one 4-port EHCI and two 2-port OHCI controllers to system software. When a high-speed USB device is attached to any of the 4 connectors, the device is managed through one of the 4 root hub ports of the EHCI controller.

5. USB On-The-Go - Wikipedia

   en.wikipedia.org/wiki/USB_On-The-Go

   [7] These three states are used in the cases of: A charger and either no device or an A-device that is not asserting V BUS (not providing power) are attached. The OTG device is allowed to charge and initiate SRP but not connect. [7] A charger and an A-device that is asserting V BUS (is providing power) are attached. The OTG device is allowed to ...

6. USB-C - Wikipedia

   en.wikipedia.org/wiki/USB-C

   An increasing number of motherboards, notebooks, tablet computers, smartphones, hard disk drives, USB hubs and other devices released from 2014 onwards include the USB-C receptacles. However, the initial adoption of USB-C was limited by the high cost of USB-C cables [80] and the wide use of Micro-USB chargers. [citation needed]

7. Media access unit - Wikipedia

   en.wikipedia.org/wiki/Media_Access_Unit

   An IBM 8228 Multistation Access Unit with accompanying Setup Aid Data flow though a 3-station Token Ring network built using a single MAU. A media access unit (MAU), also known as a multistation access unit (MAU or MSAU), is a device to attach multiple network stations in a ring topology when the cabling is done in a star topology as a Token Ring network, internally wired to connect the ...