Back to results
US 2014/0181353 A1Published application
Interface extension device
AssigneeAcer Incorporated
InventorChin-Shiang MA
Life of this patent
Estimating the term…
Abstract
An interface extension device is disclosed. The interface extension device includes a USB port, a USB hub and a first interface conversion circuit. The USB hub has a first port connected to the USB port. The first interface conversion circuit includes first and second USB hosts. The first USB host is connected to the USB hub and is connected to the USB port through the USB hub. The second host has a bus and is directly connected to the USB port without routing though any USB hub.
Claims10
An interface extension device, comprising:
- a USB port;
- a USB hub, having a first port connected to the USB port;
- and
- a first interface conversion circuit, comprising:
- a first USB host, connected to the USB hub and connected to the USB port through the USB hub;
- and
- a second USB host, having a bus and being directly connected to the USB port without routing through any USB hub.
4 more elements
An interface extension device, comprising:
- a USB port;
- a USB hub, having a first port connected to the USB port;
- a first interface conversion circuit, comprising;
- a first USB host, connected to the USB hub and connected to the USB port through the USB hub;
- a second USB host, having a bus and directly connected to the USB port without routing through any USB hub;
- and
- an interface converter, configured to convert a signal compatible with a lightning bolt interface to a display port signal;
- and
- a second interface conversion circuit, configured to convert the display port signal to a VGA signal, and output the VGA signal to a VGA port;
- wherein the USB hub further comprises a second port connected to a third interface conversion circuit, and configured to convert a USB signal from the first USB host to a network package and convert the network package to the USB signal.
7 more elements
An interface extension device, comprising:
- a USB port;
- a USB hub, having a first port connected to the USB port;
- a first interface conversion circuit, comprising;
- a first USB host, connected to the USB hub and connected to the USB port through the USB hub;
- a second USB host, having a bus, and directly connected to the USB port without routing through any USB hub;
- and
- an interface converter, configured to convert a signal compatible with a lightning bolt interface to a display port signal;
- and
- a second interface conversion circuit, configured to convert the display port signal to a VGA signal and output the VGA signal to a VGA port;
- wherein the USB port comprises a first set of pins and a second set of pins, the first set of pins and the second set of pins are connected to a connector compatible with USB 2.0 and a connector compatible with USB 3.0, respectively, and the USB hub is a USB 2.0 hub.
7 more elements
Dependencies are inferred from the claim text.