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Western Digital (WDC)

3062 patents

Page 4 of 154
Utility
Integrated Non-volatile Memory Assembly with Address Translation
28 Apr 22
A non-volatile storage system includes a memory controller connected to an integrated memory assembly.
Rakesh Balakrishnan, Eldhose Peter, Akhilesh Yadav, Ramanathan Muthiah, Vimal Kumar Jain
Filed: 17 Feb 21
Utility
Adjacent Memory Cell Interference Mitigation
28 Apr 22
A control circuit on a control die compensates for interference caused by adjacent memory cells on target memory cells on a memory die.
Alexander Bazarsky, Eran Sharon, Idan Alrod
Filed: 9 Feb 21
Utility
Data Storage Device Eliminating Preamble from Servo Sectors
28 Apr 22
A data storage device is disclosed comprising a head actuated over a disk comprising a plurality of servo sectors defining a plurality of data tracks, wherein each servo sector comprises a track ID followed by a sync mark followed by at least one servo burst, and a first servo sector does not include a preamble.
James B. French, JR., DAVID T. FLYNN
Filed: 19 Feb 21
Utility
Magnetic Tunnel Junction Memory Devices Employing Resonant Tunneling and Methods of Manufacturing the Same
28 Apr 22
A magnetoresistive memory device includes a magnetic tunnel junction including a free layer, at least two tunneling dielectric barrier layers, and at least one metallic quantum well layer.
Alan KALITSOV, Bhagwati PRASAD, Derek STEWART
Filed: 27 Oct 20
Utility
Multi-tier Three-dimensional Memory Device with Nested Contact Via Structures and Methods for Forming the Same
28 Apr 22
A semiconductor structure includes a first alternating stack of first insulating layers and first electrically conductive layers having first stepped surfaces and located over a substrate, a second alternating stack of second insulating layers and second electrically conductive layers having second stepped surfaces, and memory opening fill structures extending through the alternating stacks.
Yuji TOTOKI, Fumitaka AMANO
Filed: 27 Oct 20
Utility
Three-dimensional Memory Device Including Metal Silicide Source Regions and Methods for Forming the Same
28 Apr 22
A memory die includes an alternating stack of insulating layers and electrically conductive layers, a memory opening vertically extending through the alternating stack, a memory opening fill structure located in the memory opening and including a memory film, a vertical semiconductor channel, a source region containing a metal silicide material contacting a first end of the vertical semiconductor channel, and a drain region containing a doped semiconductor material contacting a second end of the vertical semiconductor channel, and a source contact layer contacting the source region.
Rahul Sharangpani, Raghuveer S. Makala, Fei Zhou, Adarsh Rajashekhar
Filed: 28 Oct 20
Utility
Magnetic Tunnel Junction Memory Devices Employing Resonant Tunneling and Methods of Manufacturing the Same
28 Apr 22
A magnetoresistive memory device includes a magnetic tunnel junction including a free layer, at least two tunneling dielectric barrier layers, and at least one metallic quantum well layer.
Alan KALITSOV, Bhagwati PRASAD, Derek STEWART
Filed: 27 Oct 20
Utility
Magnetic Tunnel Junction Memory Devices Employing Resonant Tunneling and Methods of Manufacturing the Same
28 Apr 22
A magnetoresistive memory device includes a magnetic tunnel junction including a free layer, at least two tunneling dielectric barrier layers, and at least one metallic quantum well layer.
Alan KALITSOV, Bhagwati PRASAD, Derek STEWART
Filed: 27 Oct 20
Utility
Extensible storage system and method
26 Apr 22
A storage system controller chip includes routing circuitry comprising a host interface for coupling to a host device and an extension interface for coupling to a secondary controller chip.
Rajesh Koul, Rodney N. Mullendore, James J. Walsh
Filed: 23 Mar 21
Utility
Storage system and method for detecting and utilizing wasted space using a file system
26 Apr 22
A file system in a storage system can store files received from a host in clusters of memory in the storage system.
Narendhiran Chinnaanangur Ravimohan, Kavya Bathula
Filed: 23 Feb 21
Utility
Distributed data blocks using storage path cost values
26 Apr 22
Example distributed storage systems, controller nodes, and methods provide distributed and redundant data blocks accessed based on storage path cost values.
Stijn Devriendt, Sam De Roeck, Arne De Coninck
Filed: 14 Nov 19
Utility
Pattern tracking for efficiently predicting control pages
26 Apr 22
Aspects of a storage device are provided which allow for identification of control page patterns from previous read commands and prediction of control pages to load in advance for subsequent read commands.
Dinesh Kumar Agarwal, Hitesh Golechchha, Sourabh Sankule
Filed: 19 Nov 19
Utility
Storage node processing of data functions using overlapping symbols
26 Apr 22
Example storage systems, storage nodes, and methods provide storage node processing of data functions, such as map-reduce functions, using overlapping symbols.
Ewan Higgs, Stijn Devriendt, Thomas Demoor
Filed: 25 Jun 19
Utility
Tape drive with head-gimbal assembly and contact plate
26 Apr 22
The present disclosure generally relates to a tape embedded drive having a head-gimbal assembly (HGA) and a contact plate.
Diane L. Brown, Trevor W. Olson
Filed: 14 Apr 21
Utility
Adaptive erase voltage based on temperature
26 Apr 22
Aspects of a storage device including a memory and controller are provided which allow for erase voltages applied during erase operations to be adaptively changed at elevated temperatures to reduce erase time and prevent erase failures.
Kranthi Kumar Vaidyula, Amiya Banerjee, Phani Raghavendra Yasasvi Gangavarapu
Filed: 3 Jun 20
Utility
Dynamic tier selection for program verify in nonvolatile memory
26 Apr 22
An apparatus includes a memory controller configured to apply selected one or ones of the program verify voltage levels to a single tier of memory cells.
Yu-Chung Lien, Dengtao Zhao, Huai-Yuan Tseng
Filed: 29 Jun 20
Utility
Data Storage Device Encryption
21 Apr 22
This disclosure relates to data storage device (DSD) hardware and, more specifically, to systems and methods for encrypting data stored on a DSD.
Matthew Harris KLAPMAN
Filed: 31 Mar 21
Utility
Resource Utilization Tracking Within Storage Devices
21 Apr 22
A resource tracking storage system can track and associate resource usage within storage devices to requesting virtual hosts.
Dinesh Kumar Agarwal
Filed: 22 Feb 21
Utility
Sot-based Spin Torque Oscillators for Oscillatory Neural Networks
21 Apr 22
An apparatus is provided that includes an array including m rows and n columns of nodes.
Thao A. Nguyen, Michael Ho, Xiaoyong Liu, Zhigang Bai, Zhanjie Li, Quang Le, Yongchul Ahn, Hongquan Jiang
Filed: 10 Feb 21
Utility
Management of Operations During Exception Handling In Memory
21 Apr 22
Aspects of a storage device including a plurality of dies and a controller are provided which allow for efficient management of operations during exception handling.
SANTHOSH KUMAR SIRIPRAGADA, SRIDHAR PRUDVI RAJ GUNDA
Filed: 19 Feb 21
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