Patents by Inventor Mike Alan Holmberg
Mike Alan Holmberg has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
-
Publication number: 20230325370Abstract: An example system includes a bin generator engine to divide a range of data into bins of equal size; and populate the bins with the data, the bins comprising a first data structure stored in a memory. The example system further includes a sub-bin generator engine to: sub-divide the bins into respective sub-bins based on a relative frequency of the data in the bins; and populate the sub-bins with the data or further data, the sub-bins comprising a second data structure stored in the memory. The example system further includes a data parameter engine to: reconstruct the data, or the further data, based on the sub-bin distribution of the data/further data; and determine a parameter of the data/further data, based on the data/further data, as reconstructed from the distribution into the sub-bins, the parameter being stored, at least temporarily in the memory or transmitted to an external device.Type: ApplicationFiled: October 1, 2020Publication date: October 12, 2023Inventors: Sagar Sharma, Mike Alan Holmberg
-
Patent number: 9805760Abstract: To read data from a storage medium, a magnetization map of the data stored on at least one portion of the storage medium is obtained. The magnetization map is analyzed to obtain intermediate data corresponding to the data stored on the at least one portion of storage medium. Further, the intermediate data is converted into the user data based on format emulation of a data storage format of the storage medium. The conversion of the intermediate data includes decrypting the intermediate data to obtain the user data.Type: GrantFiled: April 21, 2014Date of Patent: October 31, 2017Assignee: Hewlett Packard Enterprise Development LPInventors: Charles Calvin Brooks Partee, Mike Alan Holmberg, John D Hampton, Scott Swanbeck
-
Patent number: 9792928Abstract: A technique includes in a data storage device, sensing a plurality of data streams from a track of storage media as the media moves in a given direction using a plurality of read elements such that at least one of the read elements is redundant. The technique includes combining the data streams to generate a data stream indicating data read from the track.Type: GrantFiled: November 2, 2012Date of Patent: October 17, 2017Assignees: Hewlett Packard Enterprise Development LP, Quantum CorporationInventors: Mike Alan Holmberg, John D. Hampton, Turguy Goker, Robert Brummet, JaeWook Lee
-
Publication number: 20160196839Abstract: A system including a magnetic tape processing system that includes a read/write head to write to a top surface of a magnetic tape. The read/write head provides a write head field gradient of at least 40 Oersteds per nanometer at the top surface of the magnetic tape. The magnetic tape processing system and the read/write head provide a track density of greater than 8000 tracks per inch, a bit density of greater than 440 kilo-bits per inch, and an aspect ratio of less than 70.Type: ApplicationFiled: March 15, 2016Publication date: July 7, 2016Inventors: Mike Alan Holmberg, Geoff Spratt, Brian Brong, Mike Sharrock, Steven L. Brittenham, Scott A. Swanbeck, Eric Petersen, Lawrence A. Hansen, Paul W. Poorman
-
Publication number: 20160180871Abstract: Techniques for protecting tape heads from wear are provided. In an example, a method includes forming a coating over elements on the magnetic tape head, wherein the elements can comprise read elements, write elements, or both and wherein the coating does not extend over adjacent tape bearing surfaces.Type: ApplicationFiled: July 31, 2013Publication date: June 23, 2016Inventors: Brian Brong, Mike Alan Holmberg, Charles Calvin Brooks Partee, Paul W Poorman, Mike Sharrock, Geoff Spratt, Scott Swanbeck
-
Patent number: 9336808Abstract: A system including a magnetic tape processing system that includes a read/write head to write to a top surface of a magnetic tape. The read/write head provides a write head field gradient of at least 40 Oersteds per nanometer at the top surface of the magnetic tape. The magnetic tape processing system and the read/write head provide a track density of greater than 8000 tracks per inch, a bit density of greater than 440 kilo-bits per inch, and an aspect ratio of less than 70.Type: GrantFiled: January 31, 2013Date of Patent: May 10, 2016Assignee: Hewlett Packard Enterprise Development LPInventors: Mike Alan Holmberg, Geoff Spratt, Brian Brong, Mike Sharrock, Steven L. Brittenham, Scott A. Swanbeck, Eric Petersen, Lawrence A. Hansen, Paul W. Poorman
-
Publication number: 20150364154Abstract: A system including a read/write head to write to a magnetic tape. The read/write head includes a data island that includes read/write elements. The data island to reduce contact between the magnetic tape and the data island at locations between the read/write elements.Type: ApplicationFiled: March 22, 2013Publication date: December 17, 2015Inventors: Mike Alan Holmberg, Brian Brong, Paul W. Poorman
-
Publication number: 20150302879Abstract: A system including a magnetic tape processing system that includes a read/write head to write to a top surface of a magnetic tape. The read/write head provides a write head field gradient of at least 40 Oersteds per nanometer at the top surface of the magnetic tape. The magnetic tape processing system and the read/write head provide a track density of greater than 8000 tracks per inch, a bit density of greater than 440 kilo-bits per inch, and an aspect ratio of less than 70.Type: ApplicationFiled: January 31, 2013Publication date: October 22, 2015Inventors: Mike Alan HOLMBERG, Geoff SPRATT, Brian BRONG, Mike SHARROCK, Steven L. BRITTENHAM, Scott A. SWANBECK, Eric PETERSEN, Lawrence A. HANSEN, Paul W. POORMAN
-
Patent number: 8917476Abstract: Tape heads are described herein including (i) a first module including a read transducer array with at least one transducer element to read data from a tape, and (ii) a second module including a read transducer array with at least one transducer element to read data from the tape. In examples herein, a lifting member is provided to cause tape lifting the module at a leading position with respect to tape travel direction.Type: GrantFiled: November 16, 2011Date of Patent: December 23, 2014Assignee: Hewlett-Packard Development Company, LP.Inventors: Mike Alan Holmberg, Paul W. Poorman, Carl R. Hoerger
-
Patent number: 8873192Abstract: Techniques for operating tape heads are provided. In an example, a method includes detecting a potential at a sensor region, determining a target potential using a transfer function, and applying the target potential to an effector region.Type: GrantFiled: July 30, 2013Date of Patent: October 28, 2014Assignees: Hewlett-Packard Development Company, L.P., Quantum CorporationInventors: Brian Brong, Richard Dee, Geoff Spratt, Mike Alan Holmberg, Robert Brummet
-
Publication number: 20140240867Abstract: Tape heads are described herein including (i) a first module including a read transducer array with at least one transducer element to read data from a tape, and (ii) a second module including a read transducer array with at least one transducer element to read data from the tape. In examples herein, a lifting member is provided to cause tape lifting the module at a leading position with respect to tape travel direction.Type: ApplicationFiled: November 16, 2011Publication date: August 28, 2014Inventors: Mike Alan Holmberg, Paul W. Poorman, Carl R. Hoerger
-
Patent number: 8819664Abstract: A method may include receiving a respective tape cartridge of a plurality of tape cartridges by a respective cartridge receiving compartment of a plurality of cartridge receiving compartments and configuring a memory of a tape drive manager to include a plurality of information modules associated with the plurality of tape cartridges, respectively. Each information module may include an internal tape identifier to identify a corresponding tape cartridge and a firmware to cause the tape drive manager to write data to and read data from the corresponding tape cartridge. The method may also include upgrading the respective firmware of a respective information module associated with the respective tape cartridge by the tape drive manager using upgrade information obtained from the respective tape cartridge in the wireless manner based on an affirmative identifier determination.Type: GrantFiled: November 1, 2012Date of Patent: August 26, 2014Assignee: Hewlett-Packard Development Company, L.P.Inventors: Mike Alan Holmberg, John D Hampton
-
Patent number: 8780485Abstract: An example provides a system and method for decreasing a data transfer rate of a linear tape drive. The method includes detecting, within a linear tape drive, a first data transfer rate of a host computing system to determine whether the first data transfer rate is slower than a second data transfer rate of a magnetic tape head within the linear tape drive. The method also includes, in response to determining that the first data transfer rate is slower than the second data transfer rate, deactivating a specified number of data write elements within the magnetic tape head, wherein deactivating the specified number of the data write elements includes decreasing the second transfer rate.Type: GrantFiled: April 23, 2012Date of Patent: July 15, 2014Assignee: Hewlett-Packard Development Company, L.P.Inventors: Mike Alan Holmberg, John D. Hampton
-
Patent number: 8724247Abstract: A transducer head apparatus (140) is disclosed for concurrently transferring data relative to a plurality of tracks on a data carrier. The head apparatus comprises a body (310) extending longitudinally, the body supporting a plurality of longitudinally spaced transducer elements (240, 241, 242, 250, 251, 252, 260, 261, 255, 256, 257, 265, 266, 267), and adjuster apparatus (330) operable to adjust the relative longitudinal dispositions of at least some of the transducer elements.Type: GrantFiled: October 5, 2009Date of Patent: May 13, 2014Assignee: Hewlett-Packard Development Company, L.P.Inventors: Paul Poorman, Mike Alan Holmberg, Robert G. Walmsley
-
Patent number: 8724250Abstract: A system and method for reading magnetic tape are provided herein. The system includes a tape head including two read arrays. Each of the two read arrays includes a first set of data read elements of a first channel pitch and a second set of data read elements of a second channel pitch, and the first set of data read elements and the second set of data read elements are interleaved. The tape head also includes a write array located between the two read arrays.Type: GrantFiled: April 3, 2012Date of Patent: May 13, 2014Assignee: Hewlett-Packard Development Company, L.P.Inventors: Paul W. Poorman, Mike Alan Holmberg
-
Publication number: 20140126083Abstract: A technique includes in a data storage device, sensing a plurality of data streams from a track of storage media as the media moves in a given direction using a plurality of read elements such that at least one of the read elements is redundant. The technique includes combining the data streams to generate a data stream indicating data read from the track.Type: ApplicationFiled: November 2, 2012Publication date: May 8, 2014Applicant: HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P.Inventors: Mike Alan Holmberg, John D. Hampton, Turguy Goker, Bob Brummet, JaeWook Lee
-
Publication number: 20140123120Abstract: A method may include receiving a respective tape cartridge of a plurality of tape cartridges by a respective cartridge receiving compartment of a plurality of cartridge receiving compartments and configuring a memory of a tape drive manager to include a plurality of information modules associated with the plurality of tape cartridges, respectively. Each information r nodule may include an internal rape identifier to identify a corresponding tape cartridge and a firmware to cause the tape drive manager to write data to and read data from the corresponding tape cartridge. The method may also include upgrading the respective firmware of a respective information module associated with the respective tape cartridge by the tape drive manager using upgrade information obtained from the respective tape cartridge in the wireless manner based on an affirmative identifier determination.Type: ApplicationFiled: November 1, 2012Publication date: May 1, 2014Applicant: Hewlett-Packard Center Drive WestInventors: Mike Alan Holmberg, John D. Hampton
-
Patent number: 8570678Abstract: Techniques to use a model associating condition of a tape head with tape head usage are described. The tape head is for use in a magnetic tape drive. In examples, a condition of the tape head is determined using a model. In examples, the model fits determined values of the condition parameter.Type: GrantFiled: November 18, 2011Date of Patent: October 29, 2013Assignee: Hewlett-Packard Development Company, L.P.Inventors: Brian Brong, Mike Alan Holmberg, Steven L. Brittenham, Michael Anthony Ellis, Saiman Kusin, Geoff Spratt
-
Publication number: 20130279041Abstract: An example provides a system and method for decreasing a data transfer rate of a linear tape drive. The method includes detecting, within a linear tape drive, a first data transfer rate of a host computing system to determine whether the first data transfer rate is slower than a second data transfer rate of a magnetic tape head within the linear tape drive. The method also includes, in response to determining that the first data transfer rate is slower than the second data transfer rate, deactivating a specified number of data write elements within the magnetic tape head, wherein deactivating the specified number of the data write elements includes decreasing the second transfer rate.Type: ApplicationFiled: April 23, 2012Publication date: October 24, 2013Inventors: Mike Alan Holmberg, John D. Hampton
-
Publication number: 20130258519Abstract: A system and method for reading magnetic tape are provided herein. The system includes a tape head including two read arrays. Each of the two read arrays includes a first set of data read elements of a first channel pitch and a second set of data read elements of a second channel pitch, and the first set of data read elements and the second set of data read elements are interleaved. The tape head also includes a write array located between the two read arrays.Type: ApplicationFiled: April 3, 2012Publication date: October 3, 2013Inventors: Paul W. Poorman, Mike Alan Holmberg