DEVICES ROUTING WAKEUP SIGNALS USING PHYSICAL LAYER, METHODS OF OPERATING THE SAME, AND DATA PROCESSING SYSTEMS INCLUDING THE SAME
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Accused Products
Abstract
In a method of operating a device, signals associated with wakeup of the device are detected using a first physical layer among a plurality of physical layers, and a detection signal is generated based on the detected signals. The detection signal is transmitted directly to a power management circuit. The first physical layer is included in logical lane #0 or physical lane #0.
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Citations
30 Claims
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1-10. -10. (canceled)
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11. A device comprising:
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a power management circuit; and a plurality of physical layers, a first of the plurality of physical layers being configured to detect signals associated with a wakeup of the device, and to transmit a detection signal directly to the power management circuit based on the detected signals. - View Dependent Claims (12, 13, 14, 15, 16, 17)
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18. A data processing system comprising:
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a device; an application processor integrated circuit (IC) configured to control the device; a plurality of lanes connected between the application processor IC and the device; and wherein the device includes, a power management circuit, and a plurality of physical layers, a first of the plurality of physical layers being configured to detect signals associated with a wakeup of the device from the application processor IC, and to transmit a detection signal directly to the power management circuit based on the detected signals. - View Dependent Claims (19, 20, 21, 22, 23, 24, 25)
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26. A device comprising:
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a power management controller configured to control power to the device based on a wakeup detection signal; and an analog front end circuit at a physical layer of the device, the analog front end circuit being configured to, in response to detection of a wakeup command signal, transmit the wakeup detection signal to the power management controller without passing through a device management entity at a link layer of the device. - View Dependent Claims (27, 28, 29, 30)
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Specification