1
James Lee Hafner, John Anthony Tomlin: System and method for minimizing energy consumption in hybrid vehicles. International Business Machines Corporation, Whitham Curtis & Christofferson P C, Stephen C Kaufman, March 14, 2006: US07013205 (166 worldwide citation)

The present invention provides a system and method relating to the operation of plug-in hybrid electric vehicles powered both by electricity from rechargeable batteries and by consumable fuel powered means, such as an internal combustion engine or a fuel cell. More particularly, the system and metho ...


2
Charles Edwin Cox, James Lee Hafner, Martin Aureliano Hassner, Ralph Koetter, Arvind Motibhai Patel: Method and apparatus for updating cyclic redundancy check information for data storage. International Business Machines Corporation, Khanh Q Tran, Morgan & Finnegan, September 3, 2002: US06446234 (92 worldwide citation)

A method and apparatus for ensuring the integrity of data that can detect errors that remain when the data correction scheme fails to correct at least some of the errors, or has added additional errors. Reed-Solomon check symbols are used for error correction and cyclic redundancy check symbols are ...


3
James Lee Hafner, Melissa Wiltsey O Mara, Paul Stuart Williamson: Managing incentives for electric vehicle charging transactions. International Business Machines Corporation, Yee & Associates P C, David A Mims Jr, August 2, 2011: US07991665 (85 worldwide citation)

A computer implemented method, apparatus, and computer program product for automatically managing incentives associated with an electric vehicle charging transaction is provided. Incentives are received from a set of sources to form received incentives, by an incentive service. Applicable incentives ...


4
Ronald Ambrosio, Erica Haefner Ferro, James Lee Hafner, Colin George Harrison, Melissa Wiltsey O Mara, Allan James Schurr, Mark William Trekell, Paul Stuart Williamson: Electric vehicle charging transaction interface for managing electric vehicle charging transactions. International Business Machines Corporation, Yee & Associates P C, David A Mims Jr, September 11, 2012: US08266075 (65 worldwide citation)

Illustrative embodiments manage an electric vehicle charging transaction. A set of principals associated with the electric vehicle charging transaction is identified. Electric vehicle charging information is retrieved from a set of sources. An energy transaction plan is generated using the electric ...


5
James Lee Hafner, Nimrod Megiddo, Eliezer Upfal: Fast query search in large dimension database. International Business Machines Corporation, Gray Cary Ware Freidenrich, December 8, 1998: US05848404 (51 worldwide citation)

A computer-implemented database search method includes arranging data points in a tree structure, with upper nodes being labeled by respective randomly selected representative data point and with the distance between each data point which is related to a first node and the label of the first node be ...


6
Charles Edwin Cox, James Lee Hafner, Martin Aureliano Hassner, Ralph Koetter, Arvind Motibhai Patel: Method and apparatus for deterministically altering cyclic redundancy check information for data storage. International Business Machines Corporation, Khanh Q Tran, Morgan & Finnegan, August 20, 2002: US06438724 (43 worldwide citation)

A method and apparatus for ensuring the integrity of data that can detect errors that remain when the data correction scheme fails to correct at least some of the errors, or has added additional errors. Reed-Solomon check symbols are used for error correction and cyclic redundancy check symbols are ...


7
James Lee Hafner, David Ray Kahler, Robert Akira Kubo, David Frank Mannenbach, Karl Allen Nielsen, James A O Connor, Krishnakumar Rao Surugucchi, Richard B Stelmach: Error checking addressable blocks in storage. International Business Machines Corporation, David W Victor, Konrad Raynes Davda & Victor, February 5, 2013: US08370715 (28 worldwide citation)

Provided are a method, system, and article of manufacture for error checking addressable blocks in storage. Addressable blocks of data are stored in a storage in stripes, wherein each stripe includes a plurality of data blocks for one of the addressable blocks and at least one checksum block includi ...


8
Jeffrey R Hartline, James Lee Hafner, Tapas Kanungo: System and method for improving the performance of operations requiring parity reads in a storage array system. International Business Machines Corporation, Samuel A Kassatly, Jon A Gibbons, Fleit Gibbons Gutman Bongini & Bianco P L, May 5, 2009: US07529970 (20 worldwide citation)

A system for improving a performance of a write process in an exemplary RAID system reduces a number of IOs required for a short write in a RAID algorithm by using a replicated-parity drive. Parity is stored on the parity portion of the disk drives. A replicated-parity drive comprises all the parity ...


9
James Lee Hafner, John Anthony Tomlin, Larry Lynn Williams: System and method for memory management in an array of heat producing devices to prevent local overheating. International Business Machines Corporation, Baker Maxham Jester & Meador, July 28, 1998: US05787462 (20 worldwide citation)

A configuration management subsystem of a subsystem array system assigns heat producing devices to clusters such that the number of devices activated will not create overheating, regardless of which limited set of clusters is activated. The subsystem receives the dimensions of the disk array, the nu ...


10
Jeffrey R Hartline, James Lee Hafner, Tapas Kanungo: System and method for improving the performance of operations requiring parity reads in a storage array system. International Business Machines Corporation, Samuel A Kassatly, Jon A Gibbons, Fleit Kain Gibbons Gutman Bongini & Bianco P L, April 1, 2008: US07353423 (14 worldwide citation)

A system for improving a performance of a write process in an exemplary RAID system reduces a number of IOs required for a short write in a RAID algorithm by using a replicated-parity drive. Parity is stored on the parity portion of the disk drives. A replicated-parity drive comprises all the parity ...