1
William B Boyle, Alan P Rice: Digital video recorder employing a unique ID to interlock with encrypted video programs stored on a storage device. Keen Personal Technologies, Keen Personal Media, Milad G Shara Esq, Howard H Sheerin Esq, February 8, 2005: US06853731 (135 worldwide citation)

The present invention may be regarded as a digital video recorder (DVR) comprising a storage device for storing an encrypted video program, a unique ID for interlocking the encrypted video program with the digital video recorder, and a cryptography facility. The cryptography facility comprises an en ...


2
William B Boyle, Alan P Rice: Digital video recorder employing a file system encrypted using a pseudo-random sequence generated from a unique ID. Keen Personal Technologies, Keen Personal Media, Milad G Shara Esq, Howard H Sheerin Esq, February 1, 2005: US06851063 (117 worldwide citation)

A digital video recorder (DVR) is disclosed comprising a unique ID, a hard disk drive (HDD) for storing a plurality of encrypted video programs and an encrypted file system, the encrypted file system comprising a plurality of encrypted file system entries for decrypting the plurality of video progra ...


3
William B Boyle, Alan P Rice: Digital video recorder for encrypting/decrypting video programs in segments to facilitate trick play features. Keen Personal Technologies, Keen Personal Media, Milad G Shara Esq, Howard H Sheerin Esq, February 1, 2005: US06851055 (113 worldwide citation)

A digital video recorder (DVR) is disclosed for storing a plaintext video program as an encrypted video program. The DVR comprises a random access storage (RAS) device for storing the encrypted video program in encrypted segments. The DVR further comprises a cryptography facility comprising an encod ...


4
Robert P Ryan, Alan P Rice, Jon E Jacoby: Disk drive comprising a spindle motor having a windings shield for reduced disk voltage coupling. Western Digital Technologies, Howard H Sheerin Esq, September 26, 2006: US07113365 (97 worldwide citation)

A disk drive is disclosed comprising a disk, a head actuated over a surface of the disk, and a spindle motor for rotating the disk. The spindle motor comprises a ring-shaped stator having a plurality of stator teeth each wound with a winding. The spindle motor further comprises a hub having a plural ...


5
Alan P Rice, Andre Pratama, Jeffrey Alan Wilson, Firouz Felfeli: Automatic power disconnect device. Western Digital Technologies, August 2, 2016: US09407015

Systems and methods are disclosed for automatically disconnecting a power source in an electronic device. A data storage device is disclosed comprising a printed circuit board (PCB) and an electrical connector secured to the PCB, the electrical connector including a power pin having a power input co ...



Click the thumbnails below to visualize the patent trend.