1
Ronald S Indeck, Marcel W Muller, Robert E Morley Jr: Method and apparatus for fingerprinting and authenticating various magnetic media. Washington University, Howell & Haferkamp L C, July 6, 1999: US05920628 (179 worldwide citation)

A method and apparatus are disclosed for determining the remanent noise in a magnetic medium by, for example, dc saturation of a region thereof and measurement of the remaining dc magnetization. A conventional magnetic recording transducer may be used to determine the remanent noise. Upon determinat ...


2
Ronald S Indeck, Marcel W Muller: Method and apparatus for fingerprinting magnetic media. Washington University, Rogers Howell & Haferkamp, November 15, 1994: US05365586 (146 worldwide citation)

A method and apparatus is disclosed for determining the remanent noise in a magnetic medium by DC saturation of a region thereof and measurement of the remaining DC magnetization. A conventional magnetic recording transducer may be used to determine the remanent noise. Upon determination, the remane ...


3
Ronald S Indeck, Marcel W Muller: Method and apparatus for process control, tension control, and testing of magnetic media. Washington University, Rogers Howell & Haferkamp, April 18, 1995: US05408505 (110 worldwide citation)

A method and apparatus is disclosed for using the remanent noise of a magnetic medium as a fingerprint for benchmark testing of the magnetic medium as it is both manufactured and used. A cross-correlation is made between the fingerprint at various times as the magnetic medium is manipulated and is i ...


4
Ronald S Indeck, Marcel W Muller, George Lawrence Engel, Alan L Hege: Method and apparatus for fingerprinting and authenticating various magnetic media. Washington University, Howell & Haferkamp L C, August 13, 1996: US05546462 (69 worldwide citation)

A method and apparatus is disclosed for determining the remanent noise in a magnetic medium by, for example, DC saturation of a region thereof and measurement of the remaining DC magnetization. A conventional magnetic recording transducer may be used to determine the remanent noise. Upon determinati ...


5
Ronald S Indeck, Ron Kaplan Cytron, Mark Allen Franklin, Roger D Chamberlain: Associative database scanning and information retrieval using FPGA devices. Washington University, November 21, 2006: US07139743 (62 worldwide citation)

A data storage and retrieval device and method is disclosed. The device includes at least one magnetic storage medium configured to store target data and at least one re-configurable logic device comprising an FPGA coupled to the at least one magnetic storage medium and configured to read a continuo ...


6
Ronald S Indeck, Marcel W Muller: Method and apparatus for secure data storage and manipulation using magnetic media. Washington University, Howell & Haferkamp L C, April 29, 1997: US05625689 (60 worldwide citation)

Data recorded on a magnetic medium may be securely identified and manipulated for use in credit balance applications by determining a magnetic fingerprint benchmark on the medium as well as a distance between this benchmark and any pre-selected magnetic feature such as a magnetic transition of a dat ...


7
Ronald S Indeck, Ron Kaplan Cytron, Mark Allen Franklin: Associative database scanning and information retrieval. Washington University, Thompson Coburn, March 23, 2004: US06711558 (58 worldwide citation)

A method and device are disclosed for an associative and approximate, analog or digital scanning of databases that allows for the asynchronous accessing of data from a mass storage medium. The invention includes providing dedicated analog and digital circuitry and decision logic at the mass storage ...


8
Roger D Chamberlain, Mark Allen Franklin, Ronald S Indeck, Ron K Cytron, Sharath R Cholleti: Intelligent data storage and processing using FPGA devices. Washington University, Thompson Coburn, January 10, 2012: US08095508 (54 worldwide citation)

A data storage and retrieval device and method is disclosed. The device includes at least one magnetic storage medium configured to store target data and at least one re-configurable logic device comprising an FPGA coupled to the at least one magnetic storage medium and configured to read a continuo ...


9
Ronald S Indeck, Ron Kaplan Cytron, Mark Allen Franklin: Associative database scanning and information retrieval. Washington University, Thomas Coburn, February 20, 2007: US07181437 (54 worldwide citation)

A method and device are disclosed for an associative and approximate, analog or digital scanning of databases that allows for the asynchronous accessing of data from a mass storage medium. The invention includes providing dedicated analog and digital circuitry and decision logic at the mass storage ...


10
Ronald S Indeck, Marcel W Muller, George L Engel, Alan L Hege: Method and apparatus for fingerprinting and authenticating magnetic media. Washington University, Rogers Howell & Haferkamp, June 27, 1995: US05428683 (51 worldwide citation)

A method and apparatus is disclosed for determining the remanent noise in a magnetic medium by DC saturation of a region thereof and measurement of the remaining DC magnetization. A conventional magnetic recording transducer may be used to determine the remanent noise. Upon determination, the remane ...