Inventor

BOYLE WILLIAM B

US84 patents

⚠️ This page may combine multiple inventors who share the name “BOYLE WILLIAM B”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

BOYLE WILLIAM B

WESTERN DIGITAL TECH INC

System and method for optimizing garbage collection in data storage

Disk drive modifying an update function for a refresh monitor in response to a measured duration

Data management for data storage device with different track density regions

Condensing a defect scan log for a disk of a disk drive

Disk drive write verifying unformatted data sectors

Disk drive employing different servo TPI to data TPI ratios across the disk surface

Disk drive refreshing zones in segments to sustain target throughput of host commands

Disk drive storing parameters of a write operation in a plurality of data sectors

Disk drive prioritizing in-the-field defect scanning based on number of write operations in each of a plurality of defect zones

Disk drive including a delay circuit to provide a delayed reset signal

Disk drive maintaining multiple logs to expedite boot operation for a host computer

Disk drive returning dummy data to a host when reading an unwritten data sector

Disk drive deferring refresh based on environmental conditions

Disk drive having a high performance access mode and a lower performance archive mode

Instruction prefetch caching for remote memory

Fetch operations in a disk drive control system

BOYLE WILLIAM B

Garbage collection based on the inactivity level of stored data

Hybrid drive comprising write cache spanning non-volatile semiconductor memory and disk

Hybrid drive storing redundant copies of data on disk and in non-volatile semiconductor memory based on read frequency

System and method for optimizing garbage collection in data storage

Hybrid drive garbage collecting a non-volatile semiconductor memory by migrating valid data to a disk

Disk drive seeding data path protection with system data seed

Disk drive framing write data with in-line mapping data during write operations

Hybrid drive copying disk cache to non-volatile semiconductor memory

Disk drive selecting head for write operation based on environmental condition

Reading multiple metadata files across multiple tracks

Condensing a defect scan log for a disk of a disk drive

KEEN PERSONAL MEDIA INC

Communicating program identifiers from a digital video recorder (DVR) to a set top box (STB) independent of when the STB demodulates the associated program data

Communicating between a digital video recorder (DVR) and a set top box (STB) to coordinate the display of a graphical user interface

Set-top box connectable to a digital video recorder via an auxiliary interface and selects between a recorded video signal received from the digital video recorder and a real-time video signal to provide video data stream to a display device

Digital video recording system which generates an index data structure for displaying a video stream in trickplay mode

Digital video recorder connectable to an auxiliary interface of a set-top box that provides video data stream to a display device based on selection between recorded video signal received from the dig

Method and apparatus for storing a stream of video data on a storage medium

Displaying a program guide responsive to electronic program guide data and program recording indicators

Set-top box that provides video data stream to a display device based on selection between recorded video signal received from the digital video recorder and a real-time video signal

Communicating a channel-change event from a set top box to a digital video recorder

Video recording system utilizing host-processor-resident error recovery to transfer non-time-critical, error-intolerant data segments while transferring time-critical, error-tolerant streaming data segments at a required data transfer rate

Data stream control system for associating counter values with stored selected data packets from an incoming data transport stream to preserve interpacket time interval information

KEEN PERSONAL TECHNOLOGIES INC

Video recording system utilizing storage redundancy to transfer non-time-critical, error-intolerant data segments while transferring time-critical, error-tolerant streaming data segments at a required data transfer rate

Digital video recorder employing a unique ID to interlock with encrypted video programs stored on a storage device

Digital video recorder employing a file system encrypted using a pseudo-random sequence generated from a unique ID

Digital video recorder for encrypting/decrypting video programs in segments to facilitate trick play features

SYU MEI-MAN L

Data storage device employing data path protection using both LBA and PBA

Hybrid drive writing copy of data to disk when non-volatile semiconductor memory nears end of life

FALLONE ROBERT M

Data storage device employing a run-length mapping table and a single address mapping table

Disk drive employing boot disk space to expedite the boot operation for a host computer

TSAI CHUN SEI

Disk drive biasing a refresh monitor with write parameter of a write operation

MEYER ALAN T

Hybrid drive balancing execution times for non-volatile semiconductor memory and disk

MALINA JAMES N

Hybrid drive changing power mode of disk channel when frequency of write data exceeds a threshold

COKER KENNY T

Disk drive executing log structured writes to physical zones based on power mode