Storage device, method of operating storage device, and storage system
AssigneeSamsung Electronics Co., Ltd.
InventorsSoojung Park, Minkyu Kim, Jeonghun Seong
Life of this patent
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Abstract
Storage systems and methods of operating storage systems are provided. In one aspect, a storage system includes: a host configured to provide power voltage, and a storage device configured to generate a plurality of candidate voltages based on the power voltage, generate analysis data including a plurality of state data indicating a state of the storage device by applying each of the plurality of candidate voltages to a host interface, and drive the host interface with a driving voltage determined based on the analysis data, wherein the host interface configured to transmit and receive a plurality of packets with the host.
Claims20
A storage system comprising:
- a host configured to provide a power voltage, and
- a storage device configured to
- generate a plurality of candidate voltages based on the power voltage,
- generate analysis data including a plurality of state data, each of the plurality of state data indicating a respective state of the storage device that is based on a respective candidate voltage of the plurality of candidate voltages being applied to a host interface, and
- drive the host interface with a driving voltage that is based on the analysis data, wherein the host interface is configured to transmit packets to and receive packets from the host.
A method of operating a storage system comprising:
- applying, by a host, a power voltage to a storage device;
- generating a plurality of candidate voltages based on the power voltage;
- generating analysis data including a plurality of state data, each of the plurality of state data indicating a respective state of the storage device that is based on a respective candidate voltage of the plurality of candidate voltages being applied to a host interface, the host interface being configured to transmit packets to and receive packets from the host;
- transmitting the analysis data to the host;
- generating, by the host, a selection signal that indicates one of the plurality of candidate voltages as a driving voltage;
- and
- driving, based on the selection signal, the host interface with the driving voltage.
A storage device comprising:
- a host interface connected to a host, the host interface being configured to transmit and receive a plurality of packets;
- a voltage control module configured to
- generate a plurality of candidate voltages based on a power voltage that is input through a power port, and
- generate a power control signal based on a selection signal, the selection signal indicating one of the plurality of candidate voltages;
- an analysis module configured to generate a plurality of state data, each of the plurality of state data indicating a respective state of the storage device that corresponds to a respective candidate voltage of the plurality of candidate voltages;
- and
- a power management integrated circuit (PMIC) configured to generate, based on the power control signal, a driving voltage that drives the host interface.
Dependencies are inferred from the claim text.