USB hub with wireless communication function
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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N/A
Issued Date -
Jan 26, 2006
app pub date -
Nov 24, 2004
filing date -
Jul 23, 2004
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
A USB hub with a wireless communication function comprises a USB interface module, a wireless communication interface module, a USB control circuit, and a plurality of digital delay circuits. The USB interface module comprises a USB upstream port and at least one USB downstream port. The USB upstream port and at least one USB downstream port are connected to an external host system and at least an external USB device, respectively. The wireless communication interface module can communicate with an external wireless device through a wireless medium. The USB control circuit connects between the USB interface module and the wireless communication interface module. The control circuit can control the signal transferred between the external host system and the external wireless device, and can control the signal transferred between the external USB devices and the external wireless device. A plurality of digital delay circuits are coupled between the control circuit and the USB interface module, and coupled between the control circuit and the wireless communication interface module for preventing interference of the signals.
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