Patent ID: 11934664
Assignee: WESTERN DIGITAL TECHNOLOGIES, INC.
Field: Computer technology (Electrical engineering)
Classification: CPC G  H | IPC G  H

Claim 0:
1. A storage device, comprising:
a memory;
a storage device controller coupled to the memory;
a storage device power management circuit coupled to the memory and the storage device controller; and
wherein the storage device power management circuit is configured to detect a loss in power supplied by a host device or a redundant array of independent disks (RAID) controller, to cause the storage device controller to send a message to the host device or the RAID controller indicating the loss in power and indicating a current status of the storage device, and to receive rationed power from the host device or the RAID controller in response to the message, wherein an amount of the rationed power is based on the current status of the storage device, a program data rate of the storage device, and a size of data from the host device or the RAID controller to be written to the memory, and
wherein the storage device controller is configured to write data to the memory using the rationed power from the host device or the RAID controller.