Inventor · Simi Valley, CA, US

Alan Chen

62Patents
20h-index
26Co-inventors
88Inventor score

Filing activity: Nov 19, 1993 → Jan 15, 2024

Most-cited inventions

PatentTitleAreaCited byStatus
US5594560A Display device comprising fluorescent enhanced reflective holographic illumination Physics 140 Expired
US5390085A Light diffuser for a liquid crystal display Emerging Cross-Sectional Technologies 114 Expired
US9542118B1 Expositive flash memory control Physics 105 Active
US10552085B1 Techniques for directed data migration Physics 93 Active
US5745203A Liquid crystal display device including multiple ambient light illumination modes with switchable holographic optical element Physics 89 Expired
US9785572B1 Memory controller with multimodal control over memory dies Physics 77 Active
US9588904B1 Host apparatus to independently schedule maintenance operations for respective virtual block devices in the flash memory dependent on information received from a memory controller Physics 73 Active
US10642505B1 Techniques for data migration based on per-data metrics and memory degradation Physics 47 Active
US8095765B2 Memory block management Physics 44 Active
US10996863B1 Nonvolatile memory with configurable zone/namespace parameters and host-directed copying of data across zones/namespaces Physics 30 Active
US11003586B1 Zones in nonvolatile or persistent memory with configured write parameters Physics 25 Active
US10956082B1 Techniques for directed data migration Physics 24 Active
US11048643B1 Nonvolatile memory controller enabling wear leveling to independent zones or isolated regions Physics 23 Active
US11100006B1 Host-commanded garbage collection based on different per-zone thresholds and candidates selected by memory controller Physics 23 Active
US10642748B1 Memory controller for flash memory with zones configured on die bounaries and with separate spare management per zone Physics 23 Active
US10977188B1 Idealized nonvolatile or persistent memory based upon hierarchical address translation Physics 22 Active
US11221959B1 Nonvolatile memory controller supporting variable configurability and forward compatibility Physics 21 Active
US10915458B1 Configuration of isolated regions or zones based upon underlying memory geometry Physics 21 Active
US11221961B1 Configuration of nonvolatile memory as virtual devices with user defined parameters Physics 20 Active
US11023386B1 Nonvolatile memory controller with configurable address assignment parameters per namespace Physics 20 Active
US5663816A Liquid crystal display device comprising reflective holographic Physics 20 Expired
US11023387B1 Nonvolatile/persistent memory with namespaces configured across channels and/or dies Physics 20 Active
US11221960B1 Nonvolatile memory controller enabling independent garbage collection to independent zones or isolated regions Physics 19 Active
US11086789B1 Flash memory drive with erasable segments based upon hierarchical addressing Physics 19 Active
US5812229A Holographic reflective color liquid crystal display device Physics 18 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.