Communication system and method for operating a communication system
First Claim
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1. A communication system, comprising:
- a host comprising an oscillator; and
a device comprising a USB-function core,wherein the oscillator in the host is coupled directly to the USB-function core in the device such that the device can use the oscillator of the host and not require its own oscillator or clock recovery unit.
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Abstract
Communication system including a host and a device. The host has an oscillator and the device has a USB-function core. The oscillator in the host is coupled to the USB-function core in the device.
40 Citations
24 Claims
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1. A communication system, comprising:
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a host comprising an oscillator; and a device comprising a USB-function core, wherein the oscillator in the host is coupled directly to the USB-function core in the device such that the device can use the oscillator of the host and not require its own oscillator or clock recovery unit. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22)
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23. A communication system, comprising:
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a device comprising a USB-function core; a host comprising; a USB communication unit; and an oscillator coupled directly to the USB-function core in the device and configured to provide both the USB-function core and the USB communication unit with a USB clock signal such that the device does not require its own oscillator or clock recovery unit.
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24. A communication system, comprising:
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a device comprising a USB-function core; a host comprising an oscillator, wherein the oscillator in the host is coupled directly to the USB-function core in the device, and both the device and the host use the oscillator for USB-data communication such that the device does not require its own oscillator or clock recovery unit.
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Specification