Bo Lei

Person

San Jose, CA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Binary read-based fast algorithm for optimal read level acquisition
- Patent number 12,367,937
- Issue date Jul 22, 2025
- SANDISK TECHNOLOGIES, INC.
- Zhenni Wan
- G11 - INFORMATION STORAGE
Information Patent Grant
Non-volatile memory with erase depth detection and adaptive adjustm...
- Patent number 12,354,683
- Issue date Jul 8, 2025
- SanDisk Technologies, Inc.
- Huiwen Xu
- G11 - INFORMATION STORAGE
Information Patent Grant
Adaptive single-side erase to improve cell reliability
- Patent number 12,287,974
- Issue date Apr 29, 2025
- SanDisk Technologies, Inc.
- Zhenni Wan
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Smart early detection of wordline-memory hole defects with wordline...
- Patent number 12,198,769
- Issue date Jan 14, 2025
- SanDisk Technologies LLC
- Huiwen Xu
- G11 - INFORMATION STORAGE
Information Patent Grant
Variable programming voltage step size control during programming o...
- Patent number 12,125,537
- Issue date Oct 22, 2024
- SanDisk Technologies LLC
- Huiwen Xu
- G11 - INFORMATION STORAGE
Information Patent Grant
Techniques for reading memory cells in a memory device during a mul...
- Patent number 12,057,169
- Issue date Aug 6, 2024
- SanDisk Technologies LLC
- Huiwen Xu
- G11 - INFORMATION STORAGE
Information Patent Grant
Multi-pass programming operation sequence in a memory device
- Patent number 12,046,279
- Issue date Jul 23, 2024
- SanDisk Technologies LLC
- Huiwen Xu
- G11 - INFORMATION STORAGE
Information Patent Grant
Method to optimize first read versus second read margin by switchin...
- Patent number 12,046,297
- Issue date Jul 23, 2024
- SanDisk Technologies LLC
- Peng Wang
- G11 - INFORMATION STORAGE
Information Patent Grant
Verify techniques for current reduction in a memory device
- Patent number 11,972,814
- Issue date Apr 30, 2024
- SanDisk Technologies, LLC
- Xue Bai Pitner
- G11 - INFORMATION STORAGE
Information Patent Grant
Systems and methods for dynamically sensing a memory block
- Patent number 11,842,775
- Issue date Dec 12, 2023
- SanDisk Technologies LLC
- Nidhi Agrawal
- G11 - INFORMATION STORAGE
Information Patent Grant
Systems data availability validation
- Patent number 11,777,974
- Issue date Oct 3, 2023
- Splunk Inc.
- Marios Iliofotou
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Data storage systems and methods for improved recovery after a writ...
- Patent number 11,735,273
- Issue date Aug 22, 2023
- Western Digital Technologies, Inc.
- Mohsen Purahmad
- G11 - INFORMATION STORAGE
Information Patent Grant
Modifying program and erase parameters for single-bit memory cells...
- Patent number 11,705,206
- Issue date Jul 18, 2023
- SanDisk Technologies LLC
- Abu Naser Zainuddin
- G11 - INFORMATION STORAGE
Information Patent Grant
Analytics query response transmission
- Patent number 11,681,707
- Issue date Jun 20, 2023
- Splunk Inc.
- Bo Lei
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Dynamic sense node voltage to compensate for variances when sensing...
- Patent number 11,626,160
- Issue date Apr 11, 2023
- SanDisk Technologies LLC
- Huiwen Xu
- G11 - INFORMATION STORAGE
Information Patent Grant
Reduced verify scheme during programming based on spacing between v...
- Patent number 11,328,780
- Issue date May 10, 2022
- SanDisk Technologies LLC
- Huiwen Xu
- G11 - INFORMATION STORAGE
Information Patent Grant
Transmission handling of analytics query response
- Patent number 11,301,475
- Issue date Apr 12, 2022
- Splunk Inc.
- Bo Lei
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Validation of systems data
- Patent number 11,297,087
- Issue date Apr 5, 2022
- Splunk Inc.
- Marios Iliofotou
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Data storage systems and methods for improved recovery after a writ...
- Patent number 11,264,104
- Issue date Mar 1, 2022
- Western Digital Technologies, Inc.
- Mohsen Purahmad
- G11 - INFORMATION STORAGE
Information Patent Grant
Data storage systems and methods for improved recovery after a writ...
- Patent number 10,741,256
- Issue date Aug 11, 2020
- Western Digital Technologies, Inc.
- Mohsen Purahmad
- G11 - INFORMATION STORAGE
Information Patent Grant
Systems data validation
- Patent number 10,693,898
- Issue date Jun 23, 2020
- Splunk Inc.
- Marios Iliofotou
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Non-volatile storage system with adjustable select gates as a funct...
- Patent number 10,573,388
- Issue date Feb 25, 2020
- Western Digital Technologies, Inc.
- Mahim Raj Gupta
- G11 - INFORMATION STORAGE
Information Patent Grant
System and method for refreshing data in a memory device
- Patent number 10,353,598
- Issue date Jul 16, 2019
- SanDisk Technologies LLC
- Jianmin Huang
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Charge pump based over-sampling ADC for current detection
- Patent number 9,810,723
- Issue date Nov 7, 2017
- SanDisk Technologies LLC
- Feng Pan
- G11 - INFORMATION STORAGE
Information Patent Grant
Block refresh to adapt to new die trim settings
- Patent number 9,589,645
- Issue date Mar 7, 2017
- SanDisk Technologies LLC
- Gautam Dusija
- G11 - INFORMATION STORAGE
Information Patent Grant
Word line dependent programming in a memory device
- Patent number 9,548,124
- Issue date Jan 17, 2017
- SanDisk Technologies LLC
- Arash Hazeghi
- G11 - INFORMATION STORAGE
Information Patent Grant
Memory cells using multi-pass programming
- Patent number 9,530,504
- Issue date Dec 27, 2016
- SanDisk Technologies LLC
- Bo Lei
- G11 - INFORMATION STORAGE
Information Patent Grant
Systems and methods for lower page writes
- Patent number 9,355,713
- Issue date May 31, 2016
- SanDisk Technologies Inc.
- Jianmin Huang
- G11 - INFORMATION STORAGE
Information Patent Grant
Amplitude modulation for pass gate to improve charge pump efficiency
- Patent number 9,083,231
- Issue date Jul 14, 2015
- SanDisk Technologies Inc.
- Feng Pan
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Word line coupling for deep program-verify, erase-verify and read
- Patent number 9,047,970
- Issue date Jun 2, 2015
- SanDisk Technologies Inc.
- Jun Wan
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
ABORTED OPERATION DETECTION FOR NONVOLATILE MEMORY WITH NON-UNIFORM...
- Publication number 20240428874
- Publication date Dec 26, 2024
- Western Digital Technologies, Inc.
- Huiwen Xu
- G11 - INFORMATION STORAGE
Information Patent Application
BINARY READ-BASED FAST ALGORITHM FOR OPTIMAL READ LEVEL ACQUISITION
- Publication number 20240395334
- Publication date Nov 28, 2024
- Western Digital Technologies, Inc.
- Zhenni Wan
- G11 - INFORMATION STORAGE
Information Patent Application
ADAPTIVE SINGLE-SIDE ERASE TO IMPROVE CELL RELIABILITY
- Publication number 20240385755
- Publication date Nov 21, 2024
- Western Digital Technologies, Inc.
- Zhenni Wan
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
ADAPTIVE ERASE SCHEME FOR A MEMORY DEVICE
- Publication number 20240257881
- Publication date Aug 1, 2024
- Western Digital Technologies, Inc.
- Huiwen Xu
- G11 - INFORMATION STORAGE
Information Patent Application
PROGRAMMING TECHNIQUES IN A MEMORY DEVICE TO REDUCE A HYBRID SLC RATIO
- Publication number 20240242764
- Publication date Jul 18, 2024
- SANDISK TECHNOLOGIES LLC
- Huiwen Xu
- G11 - INFORMATION STORAGE
Information Patent Application
NON-VOLATILE MEMORY WITH ERASE DEPTH DETECTION AND ADAPTIVE ADJUSTM...
- Publication number 20240212768
- Publication date Jun 27, 2024
- SANDISK TECHNOLOGIES LLC
- Huiwen Xu
- G11 - INFORMATION STORAGE
Information Patent Application
NON-VOLATILE MEMORY WITH OVERDRIVE VOLTAGE ZONING TO COMPENSATE FOR...
- Publication number 20240127895
- Publication date Apr 18, 2024
- SANDISK TECHNOLOGIES LLC
- Peng Wang
- G11 - INFORMATION STORAGE
Information Patent Application
METHOD TO OPTIMIZE FIRST READ VERSUS SECOND READ MARGIN BY SWITCHIN...
- Publication number 20230386580
- Publication date Nov 30, 2023
- SANDISK TECHNOLOGIES LLC
- Peng Wang
- G11 - INFORMATION STORAGE
Information Patent Application
TECHNIQUES FOR READING MEMORY CELLS IN A MEMORY DEVICE DURING A MUL...
- Publication number 20230377655
- Publication date Nov 23, 2023
- SANDISK TECHNOLOGIES LLC
- Huiwen Xu
- G11 - INFORMATION STORAGE
Information Patent Application
MULTI-PASS PROGRAMMING OPERATION SEQUENCE IN A MEMORY DEVICE
- Publication number 20230377643
- Publication date Nov 23, 2023
- SANDISK TECHNOLOGIES LLC
- Huiwen Xu
- G11 - INFORMATION STORAGE
Information Patent Application
SMART EARLY DETECTION OF WORDLINE-MEMORY HOLE DEFECTS WITH WORDLINE...
- Publication number 20230368850
- Publication date Nov 16, 2023
- SANDISK TECHNOLOGIES LLC
- Huiwen Xu
- G11 - INFORMATION STORAGE
Information Patent Application
VERIFY TECHNIQUES FOR CURRENT REDUCTION IN A MEMORY DEVICE
- Publication number 20230307071
- Publication date Sep 28, 2023
- SANDISK TECHNOLOGIES LLC
- Xue Bai Pitner
- G11 - INFORMATION STORAGE
Information Patent Application
SYSTEMS AND METHODS FOR DYNAMICALLY SENSING A MEMORY BLOCK
- Publication number 20230126422
- Publication date Apr 27, 2023
- SANDISK TECHNOLOGIES LLC
- Nidhi Agrawal
- G11 - INFORMATION STORAGE
Information Patent Application
VARIABLE PROGRAMMING VOLTAGE STEP SIZE CONTROL DURING PROGRAMMING O...
- Publication number 20230124371
- Publication date Apr 20, 2023
- SANDISK TECHNOLOGIES LLC
- Huiwen Xu
- G11 - INFORMATION STORAGE
Information Patent Application
MODIFYING PROGRAM AND ERASE PARAMETERS FOR SINGLE-BIT MEMORY CELLS...
- Publication number 20230058038
- Publication date Feb 23, 2023
- SANDISK TECHNOLOGIES LLC
- Abu Naser Zainuddin
- G11 - INFORMATION STORAGE
Information Patent Application
DYNAMIC SENSE NODE VOLTAGE TO COMPENSATE FOR VARIANCES WHEN SENSING...
- Publication number 20220246208
- Publication date Aug 4, 2022
- SANDISK TECHNOLOGIES LLC
- Huiwen Xu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SYSTEMS DATA AVAILABILITY VALIDATION
- Publication number 20220247770
- Publication date Aug 4, 2022
- Splunk Inc.
- Marios Iliofotou
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Data Storage Systems and Methods for Improved Recovery After a Writ...
- Publication number 20220148659
- Publication date May 12, 2022
- Western Digital Technologies, Inc.
- Mohsen PURAHMAD
- G11 - INFORMATION STORAGE
Information Patent Application
Data Storage Systems and Methods for Improved Recovery After a Writ...
- Publication number 20200350025
- Publication date Nov 5, 2020
- Western Digital Technologies, Inc.
- Mohsen PURAHMAD
- G11 - INFORMATION STORAGE
Information Patent Application
VALIDATION OF SYSTEMS DATA
- Publication number 20200259854
- Publication date Aug 13, 2020
- Splunk Inc.
- Marios Iliofotou
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
DATA STORAGE SYSTEMS AND METHODS FOR IMPROVED RECOVERY AFTER A WRIT...
- Publication number 20200090760
- Publication date Mar 19, 2020
- Western Digital Technologies, Inc.
- Mohsen PURAHMAD
- G11 - INFORMATION STORAGE
Information Patent Application
NON-VOLATILE STORAGE SYSTEM WITH ADJUSTABLE SELECT GATES AS A FUNCT...
- Publication number 20190311770
- Publication date Oct 10, 2019
- Western Digital Technologies, Inc.
- Mahim Raj Gupta
- G11 - INFORMATION STORAGE
Information Patent Application
SYSTEMS DATA VALIDATION
- Publication number 20190238574
- Publication date Aug 1, 2019
- Splunk, Inc.
- Marios Iliofotou
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
BLOCK REFRESH TO ADAPT TO NEW DIE TRIM SETTINGS
- Publication number 20160099057
- Publication date Apr 7, 2016
- SANDISK TECHNOLOGIES INC.
- Gautam Dusija
- G11 - INFORMATION STORAGE
Information Patent Application
SYSTEM AND METHOD FOR REFRESHING DATA IN A MEMORY DEVICE
- Publication number 20160098216
- Publication date Apr 7, 2016
- SanDisk Technologies, Inc.
- Jianmin Huang
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
MEMORY CELLS USING MULTI-PASS PROGRAMMING
- Publication number 20150371703
- Publication date Dec 24, 2015
- SANDISK TECHNOLOGIES INC.
- Bo Lei
- G11 - INFORMATION STORAGE
Information Patent Application
Systems and Methods for Lower Page Writes
- Publication number 20150332759
- Publication date Nov 19, 2015
- SANDISK TECHNOLOGIES INC.
- Jianmin Huang
- G11 - INFORMATION STORAGE
Information Patent Application
WORD LINE COUPLING FOR DEEP PROGRAM-VERIFY, ERASE-VERIFY AND READ
- Publication number 20150117114
- Publication date Apr 30, 2015
- SANDISK TECHNOLOGIES INC.
- Jun Wan
- G11 - INFORMATION STORAGE
Information Patent Application
Amplitude Modulation for Pass Gate to Improve Charge Pump Efficiency
- Publication number 20150091637
- Publication date Apr 2, 2015
- SANDISK TECHNOLOGIES INC.
- Feng Pan
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Charge Pump Based Over-Sampling ADC for Current Detection
- Publication number 20140084936
- Publication date Mar 27, 2014
- SANDISK TECHNOLOGIES INC.
- Feng Pan
- G01 - MEASURING TESTING

Person

Patents Grantslast 30 patents

Binary read-based fast algorithm for optimal read level acquisition

Non-volatile memory with erase depth detection and adaptive adjustm...

Adaptive single-side erase to improve cell reliability

Smart early detection of wordline-memory hole defects with wordline...

Variable programming voltage step size control during programming o...

Techniques for reading memory cells in a memory device during a mul...

Multi-pass programming operation sequence in a memory device

Method to optimize first read versus second read margin by switchin...

Verify techniques for current reduction in a memory device

Systems and methods for dynamically sensing a memory block

Systems data availability validation

Data storage systems and methods for improved recovery after a writ...

Modifying program and erase parameters for single-bit memory cells...

Analytics query response transmission

Dynamic sense node voltage to compensate for variances when sensing...

Reduced verify scheme during programming based on spacing between v...

Transmission handling of analytics query response

Validation of systems data

Data storage systems and methods for improved recovery after a writ...

Data storage systems and methods for improved recovery after a writ...

Systems data validation

Non-volatile storage system with adjustable select gates as a funct...

System and method for refreshing data in a memory device

Charge pump based over-sampling ADC for current detection

Block refresh to adapt to new die trim settings

Word line dependent programming in a memory device

Memory cells using multi-pass programming

Systems and methods for lower page writes

Amplitude modulation for pass gate to improve charge pump efficiency

Word line coupling for deep program-verify, erase-verify and read

Patents Applicationslast 30 patents

ABORTED OPERATION DETECTION FOR NONVOLATILE MEMORY WITH NON-UNIFORM...

BINARY READ-BASED FAST ALGORITHM FOR OPTIMAL READ LEVEL ACQUISITION

ADAPTIVE SINGLE-SIDE ERASE TO IMPROVE CELL RELIABILITY

ADAPTIVE ERASE SCHEME FOR A MEMORY DEVICE

PROGRAMMING TECHNIQUES IN A MEMORY DEVICE TO REDUCE A HYBRID SLC RATIO

NON-VOLATILE MEMORY WITH ERASE DEPTH DETECTION AND ADAPTIVE ADJUSTM...

NON-VOLATILE MEMORY WITH OVERDRIVE VOLTAGE ZONING TO COMPENSATE FOR...

METHOD TO OPTIMIZE FIRST READ VERSUS SECOND READ MARGIN BY SWITCHIN...

TECHNIQUES FOR READING MEMORY CELLS IN A MEMORY DEVICE DURING A MUL...

MULTI-PASS PROGRAMMING OPERATION SEQUENCE IN A MEMORY DEVICE

SMART EARLY DETECTION OF WORDLINE-MEMORY HOLE DEFECTS WITH WORDLINE...

VERIFY TECHNIQUES FOR CURRENT REDUCTION IN A MEMORY DEVICE

SYSTEMS AND METHODS FOR DYNAMICALLY SENSING A MEMORY BLOCK

VARIABLE PROGRAMMING VOLTAGE STEP SIZE CONTROL DURING PROGRAMMING O...

MODIFYING PROGRAM AND ERASE PARAMETERS FOR SINGLE-BIT MEMORY CELLS...

DYNAMIC SENSE NODE VOLTAGE TO COMPENSATE FOR VARIANCES WHEN SENSING...

SYSTEMS DATA AVAILABILITY VALIDATION

Data Storage Systems and Methods for Improved Recovery After a Writ...

Data Storage Systems and Methods for Improved Recovery After a Writ...

VALIDATION OF SYSTEMS DATA

DATA STORAGE SYSTEMS AND METHODS FOR IMPROVED RECOVERY AFTER A WRIT...

NON-VOLATILE STORAGE SYSTEM WITH ADJUSTABLE SELECT GATES AS A FUNCT...

SYSTEMS DATA VALIDATION

BLOCK REFRESH TO ADAPT TO NEW DIE TRIM SETTINGS

SYSTEM AND METHOD FOR REFRESHING DATA IN A MEMORY DEVICE

MEMORY CELLS USING MULTI-PASS PROGRAMMING

Systems and Methods for Lower Page Writes

WORD LINE COUPLING FOR DEEP PROGRAM-VERIFY, ERASE-VERIFY AND READ

Amplitude Modulation for Pass Gate to Improve Charge Pump Efficiency

Charge Pump Based Over-Sampling ADC for Current Detection