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WDC Western Digital

APP
Utility
Distribution of Logical-to-Physical Address Entries Across Multiple Memory Areas
27 Jan 22
A memory system may include a volatile memory that is configured to store an address data structure that includes a plurality of logical-to-physical address entries.
Jameer MULANI, Kapil SUNDRANI, Anindya RAI
Filed: 4 Oct 21
APP
Utility
Read Head Sensor With Balanced Shield Design
27 Jan 22
The present disclosure generally relates to a read head of a data storage device.
Xiaoyong LIU, Goncalo BAIAO DE ALBUQUERQUE, Daniele MAURI, Yukimasa OKADA
Filed: 20 Sep 21
APP
Utility
Data Storage Device Dynamically Relocating Data Sectors Based on Map-out Value
27 Jan 22
A data storage device is disclosed comprising a non-volatile storage medium (NVSM) having a plurality of data sectors and a plurality of reserve sectors.
Bernd Lamberts, Remmelt Pit, Abhishek Srivastava, Karthik Venkatesh, Ammar A. Zayed
Filed: 22 Jul 20
APP
Utility
On-chip-copy for Integrated Memory Assembly
27 Jan 22
A non-volatile memory system comprises an integrated memory assembly in communication with a memory controller.
Eran Sharon, Idan Alrod
Filed: 5 Oct 21
APP
Utility
Package Process, Daf Replacement
27 Jan 22
A method is disclosed herein.
Siqi ZHANG, Xu WANG, Pradeep RAI, Shrikar BHAGATH
Filed: 21 Jul 20
APP
Utility
Bonded Semiconductor Die Assembly Containing Through-stack Via Structures and Methods for Making the Same
27 Jan 22
A bonded assembly includes a first three-dimensional memory die containing a first alternating stack of first insulating layers and first electrically conductive layers and first memory structures located in the first alternating stack, a second three-dimensional memory die bonded to the first three-dimensional memory die, and containing a second alternating stack of second insulating layers and second electrically conductive layers, and second memory structures located in the second alternating stack.
Johann ALSMEIER, James KAI, Koichi MATSUNO
Filed: 22 Jul 20
APP
Utility
Three-dimensional Memory Device with Punch-through-resistant Word Lines and Methods for Forming the Same
27 Jan 22
An alternating stack of insulating layers and electrically conductive layers, a retro-stepped dielectric material portion overlying stepped surfaces of the alternating stack, and memory stack structures extending through the alternating stack are formed over a substrate.
Ryo MOCHIZUKI, Yasuo KASAGI, Michiaki SANO, Junji OH, Yujin TERASAWA, Hiroaki NAMBA
Filed: 21 Jul 20
APP
Utility
Data Storage Server with On-demand Media Subtitles
27 Jan 22
A network-attached storage device (NAS) includes a non-volatile memory module storing a media stream, a network interface, and control circuitry coupled to the non-volatile memory module and to the network interface and configured to connect to a client over a network connection using the network interface, receive a request for the media stream from the client, determine subtitle preferences associated with the request for the media stream, access an audio stream associated with the media stream, generate subtitles based on the audio stream, and send a transport stream to the client over the network connection, the transport stream including the media stream and the subtitles.
Ramanathan MUTHIAH
Filed: 23 Jul 20
GRANT
Utility
Initial data placement in hybrid object storage system
25 Jan 22
An example system may provide for plurality of object block stores and a store management system.
Sudhish Panamthanath Thankappan
Filed: 24 Sep 19
GRANT
Utility
Detecting last page written in multi-plane non-volatile memory
25 Jan 22
A memory device includes logic to detect the last page written in multi-plane non-volatile memory.
Ankit Vijay Naghate, Rakshit Tikoo, Yogendra Singh Sikarwar, Ashish Singla, Arun Thandapani, Lee M Gavens
Filed: 2 Jul 20
GRANT
Utility
Symbol-based variable node updates for binary LDPC codes
25 Jan 22
Systems and methods for implementing data protection techniques with symbol-based variable node updates for binary low-density parity-check (LDPC) codes are described.
Minghai Qin
Filed: 29 Nov 18
GRANT
Utility
Storage system and method for balanced quad-level cell (QLC) coding with margin for an internal data load (IDL) read
25 Jan 22
A storage system and method for balanced quad-level cell (QLC) coding with margin for an internal data load (IDL) read are provided.
Eran Sharon
Filed: 29 Jun 20
GRANT
Utility
Predictive caching in device for media seek in playback or scrolling
25 Jan 22
Systems and methods are disclosed for predictive caching of media data for seek operations or scroll operations.
Dinesh Kumar Agarwal
Filed: 23 Jun 20
GRANT
Utility
Incomplete write group journal
25 Jan 22
Example storage systems, storage devices, and methods provide a write group journal for identifying incomplete writes.
Kapil Sundrani, Karimulla Sheik
Filed: 23 Jul 20
GRANT
Utility
Metadata compaction in a distributed storage system
25 Jan 22
Systems and methods for metadata compaction in a distributed storage system with a file system interface are described.
Koen Struyve, Thomas Demoor, Wim Vander Schelden
Filed: 24 Mar 20
GRANT
Utility
Secure firmware booting
25 Jan 22
A direct-attached storage device bridge includes boot loader logic, a read-only memory, and logic to generate hash codes to be compared to determine whether to proceed with booting of the device.
Tino Lin
Filed: 26 Mar 19
GRANT
Utility
Smart video surveillance system using a neural network engine
25 Jan 22
Remote neural network retraining for surveillance systems is disclosed.
Shaomin Xiong, Toshiki Hirano, Haoyu Wu
Filed: 19 Jun 19
GRANT
Utility
Offset swage baseplate for stacked assembly
25 Jan 22
An approach to a head gimbal assembly, such as for a hard disk drive, includes an offset swage plate coupling a suspension to one side of an actuator arm and another offset swage plate coupling another suspension to an opposing second side of the actuator arm.
Kia Moh Teo, Yanning Liu, Hiroyasu Tsuchida, Kathryn Tao
Filed: 26 Feb 20
GRANT
Utility
Sensor system with low power sensor devices and high power sensor devices
25 Jan 22
In one embodiment, a sensor device includes a sensor configured to obtain sensor data and a communication interface configured to communicate with a set of secondary sensor devices.
Shaomin Xiong, Toshiki Hirano, Haoyu Wu
Filed: 31 Mar 20
GRANT
Utility
Printed circuit board trace for galvanic effect reduction
25 Jan 22
Devices and methods are described for reducing etching due to galvanic effect within a printed circuit board that may be used, for example, in a data storage device, such as a card-type data storage device.
Songtao Lu, Cheng-Hsiung Yang, Yuequan Shi, Ye Bai, Chih-Chin Liao, JinXiang Huang
Filed: 26 Mar 21
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