1
Robert W Warren Jr, Mark D Hagen: Disk drive having a sector clock that is synchronized to the angular speed of the spindle motor. Western Digital Technologies, Jason T Evans Esq, Young Law Firm, October 24, 2006: US07126776 (178 worldwide citation)

The present invention compensates for variations in the angular velocity of the drive's spindle motor by periodically dropping clocks to a counter based upon the previous servo wedge-to-wedge timing. This enables a substantially constant count to be maintained between servo wedges and allows a more ...


2
Charles W Frank Jr, Thomas D Hanan, Robert W Warren Jr: Disk drive having a register set for providing real time position variables to a host. Western Digital Ventures, Milad G Shara Esq, Robroy R Fawcett Esq, November 25, 2003: US06654195 (144 worldwide citation)

A disk drive provides head position information as position status variables to a host. The position status variables are derived from information formatted on a disk and processed by a media controller for storage in a position register set. The position information includes both radial and circumf ...


3
Kendall H Fung, David G Dalton, Robert W Warren: Using data compression to achieve lower linear bit densities on a storage medium. Seagate Technology, Fellers Snider et al, November 7, 2006: US07133228 (70 worldwide citation)

Method and apparatus for transferring data to and from a data storage medium, such as a rotatable disc in a data storage device. The medium includes a data sector field with a physical length sufficient to store a first data block at a first write frequency. A compression engine compresses the first ...


4
Kent D Anderson, Gregory L Silvus, Robert W Warren Jr: Decoupling of analog input and digital output. Seagate Technology, Shumaker & Sieffert P A, March 27, 2007: US07196644 (62 worldwide citation)

A signal processing system includes a receiver for receiving an analog signal. The system also includes an analog-to-digital converter (ADC) coupled to the receiver. At each of a series of time intervals, the ADC outputs sequential digital codes. Each digital code corresponds to a sampled analog val ...


5
Dinphuoc V Hoang, Thomas E Noll, Anil K Agarwal, Robert W Warren, Matthew S Read, Anthony LoBianco: Overmolded semiconductor package with a wirebond cage for EMI shielding. Skyworks Solutions, Knobbe Martens Olson & Bear, December 6, 2011: US08071431 (61 worldwide citation)

According to one exemplary embodiment, an overmolded package includes a component situated on a substrate. The overmolded package further includes an overmold situated over the component and the substrate. The overmolded package further includes a wirebond cage situated over the substrate and in the ...


6
Robert W Warren: Three-dimensional component stacking using high density multichip interconnect decals and three-bond daisy-chained wedge bonds. Raytheon Company, Leonard A Alkov, William C Schubert, Glenn H Lenzen Jr, May 18, 1999: US05905639 (61 worldwide citation)

A three-dimensional circuit structure that interconnects an integrated circuit chip, along with additional active devices and passive components to a substrate by way of a high density multichip interconnect decal disposed on the integrated circuit chip. The three-dimensional circuit structure thus ...


7
Robert W Warren, Suresh Jayaraman, Larry D Pottebaum: Overmolded semiconductor package with an integrated EMI and RFI shield. Skyworks Solutions, Farjami & Farjami, April 3, 2007: US07198987 (60 worldwide citation)

According to one exemplary embodiment, an overmolded package comprises a semiconductor die situated on a substrate. The overmolded package further comprises an overmold situated over the semiconductor die and the substrate, where the overmold has a top surface. The overmolded package further compris ...


8
David L Dreifus, Robert W Warren, Brian McKean: Systems and methods for managing end of life in a solid state drive. Agere Systems, Hamilton DeSanctis & Cha, May 8, 2012: US08176367 (49 worldwide citation)

Various embodiments of the present invention provide systems and methods for managing solid state drives. As an example, a storage system is described that include at least a first flash memory block and a second flash memory block, and a control circuit. The first flash memory block and the second ...


9
Dinhphuoc V Hoang, Thomas E Noll, Anil K Agarwal, Robert W Warren, Matthew S Read, Anthony LoBianco: Overmolded semiconductor package with a wirebond cage for EMI shielding. Skyworks Solutions, Knobbe Martens Olson & Bear, March 19, 2013: US08399972 (35 worldwide citation)

According to one exemplary embodiment, an overmolded package includes a component situated on a substrate. The overmolded package further includes an overmold situated over the component and the substrate. The overmolded package further includes a wirebond cage situated over the substrate and in the ...


10
Edward S Hoskins, Robert W Warren, Steven S Williams: Method and apparatus for read error recovery. Seagate Technologies, Fish & Richardson P C P A, March 1, 2005: US06862151 (27 worldwide citation)

A procedure for reading data stored on a data storage disc in a disc drive is disclosed. The procedure involves reading data from one or more sectors on the data storage disc after an error occurred while initially reading the sector(s) pursuant to a read command issued by a host computer. During th ...