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Ugochukwu Njoku
Anthony F Coneski, David Craddock, Charles W Gainey JR, Beth A Glendening, Thomas A Gregg, Ugochukwu C Njoku, Peter K Szwed: Managing processing associated with hardware events. International Business Machines Corporation, December 29, 2011: US20110320860-A1

Detection, notification and/or processing of events, such as errors associated with adapters, are facilitated. Hardware detects an event, places one or more adapters in an error state to prevent access to/from the adapters, and notifies the operating system of the event.


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Private
Mark P Bendyk, Scott M Carlson, Daniel F Casper, John R Flanagan, Catherine C Huang, Matthew J Kalos, Ughochukwu C Njoku, Louis W Ricci, Harry M Yudenfriend: Early termination of an I/O operation in an I/O processing system. International Business Machines Corporation, Cantor Colburn, John Campbell, May 8, 2012: US08176222

A computer program product, apparatus, and method for handling early termination of an I/O operation at a channel subsystem in an I/O processing system are provided. The computer program product includes a tangible storage medium readable by a processing circuit and storing instructions for executio ...


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yuan xing Lee
Shaohua Yang, Weijun Tan, Yuan Xing Lee: Systems and Methods for Stepped Data Retry in a Storage System. LSI Corpoaration, March 10, 2011: US20110060973-A1

Various embodiments of the present invention provide systems and methods for data processing retries. As an example, a data processing retry circuit is discussed that includes a stepped erasure window register, and an erasure flag set circuit. The stepped erasure window register includes: an erasure ...


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yuan xing Lee
George Mathew, Yuan Xing Lee, Hongwei Song, Liu Jingfeng, Jongseung Park: Systems and Methods for Adaptive Equalization in Recording Channels. Hamilton DeSanctis & Cha, November 11, 2010: US20100287420-A1

Various embodiments of the present invention provide systems and methods for performing adaptive equalization. For example, various embodiments of the present invention provide methods for adaptive equalization that include providing a data processing system with an equalizer circuit (210) and a tar ...


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yuan xing Lee
Shaohua Yang, Weijun Tan, Yuan Xing Lee: Systems and Methods for Multilevel Media Defect Detection. Agere Systems, Hamilton DeSanctis & Cha, October 21, 2010: US20100269023-A1

Various embodiments of the present invention provide systems and methods for deriving data from a defective media region. As an example, a method for deriving data from a defective media region is disclosed that includes providing a storage medium and performing a media defect detection that indicat ...


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yuan xing Lee
Shaohua Yang, Changyou Xu, Weijun Tan, Ching Fu Wu, Yuan Xing Lee: Interleaver and de-interleaver for iterative code systems. LSI Corporation, IP Legal Services, June 10, 2010: US20100146229-A1

In exemplary embodiments, a skewed interleaving function for iterative code systems is described. The skewed interleaving function provides a skewed row and column memory partition and a layered structure for re-arranging data samples read from, for example, a first channel detector. An iterative de ...