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Assignee: Regents Of The University of Minnesota


Location: Minneapolis, MN
No. of patents: 35

NumberTitleIssue Date
8185192Correcting for distortion in a tracking system
A volume of a patient can be mapped with a system operable to identify a plurality of locations and save a plurality of locations of a mapping instrument. The mapping instrument can include one or more electrodes that can sense a voltage that can be correlated to a ...
05/22/2012
8169179Open-ended control circuit for electrical apparatus
An AC machine control system for an AC machine (motor, generator, transformer, etc.) having open-ended windings, the control system comprising a drive circuit configured to transfer AC power between a first set of voltages and each end of the open-ended windings wit...
05/01/2012
8128856Release surfaces, particularly for use in nanoimprint lithography
A method to forming a pattern on a surface of a substrate, including the steps of providing a mold having a molding surface comprised of one or more protruding features and one or more recessed features for imprinting a pattern. The pattern comprising at least one f...
03/06/2012
8016944Process and apparatus for forming nanoparticles using radiofrequency plasmas
Methods and apparatus for producing nanoparticles, including single-crystal semiconductor nanoparticles, are provided. The methods include the step of generating a constricted radiofrequency plasma in the presence of a precursor gas containing precursor molecules to...
09/13/2011
7931811Dielectric barrier reactor having concentrated electric field
A fluid treatment device and method are provided for generating an electric field across a gap between first and second electrode and for concentrating the electric field within a fluid treatment chamber located in the gap. ...
04/26/2011
7899526Portable device for monitoring electrocardiographic signals and indices of blood flow
Embodiments of the present invention are directed to a physiological monitoring device which is configured to record signals that reflect blood flow and/or blood pressure, and which may also record ECG signals. In one embodiment, a portable monitoring device compris...
03/01/2011
7893693Assymetric radio frequency magnetic line array
An apparatus comprises a radio frequency magnetic field unit to generate a desired magnetic field. In one embodiment, the radio frequency magnetic field unit includes a first aperture that is substantially unobstructed and a second aperture contiguous to the first a...
02/22/2011
7890841Post-viterbi error correction method and apparatus
In an error correction method, a codeword is transmitted through a noisy communication channel and detected by a receiving device. An error detection code is then applied to the detected codeword to generate a syndrome. Where the syndrome is not all zero, the codewo...
02/15/2011
7889818Method and apparatus for controlling sampling of signals produced in relation to stored data
An estimated current phase error is used to control the oscillation frequency of a voltage controlled oscillator used to control the timing of sampling operations performed by an analog to digital converter (ADC). The current phase error is calculated by a recursive...
02/15/2011
7879270Process for producing a hyper-elastic, high strength dilatation balloon made from multi-block copolymers
A process for producing a dilatation balloon by extruding a multiblock copolymer composition to form an extrudate comprising phase-separated glassy, rubber, and semicrystalline microdomains that are macroscopically ordered in a perpendicular alignment. The balloon f...
02/01/2011
7867512Cross-linked polymersomes and related encapsulating membranes
The present invention provides biocompatible vesicles comprising semi-permeable, thin-walled encapsulating membranes which are formed in an aqueous solution, and which comprise one or more synthetic super-amphiphilic molecules. When at least one super-amphiphile mol...
01/11/2011
7827470Method of detecting error event in codeword reproduced by perpendicular magnetic recording medium and apparatus using the same
Apparatuses and methods for detecting error events in a codeword reproduced by perpendicular magnetic recording medium (PMR. The method includes: generating cyclic redundancy check (CRC) parity bits based on a generator polynomial for a source information sequence t...
11/02/2010
7824530Apparatus having reduced noise and method of using the apparatus for detecting ionic materials
An apparatus and method for detecting ionic materials includes a sensing electrode which contacts a liquid sample and detects a sensing voltage corresponding to a surface potential which is changed by a concentration of ionic materials in the liquid sample, a first ...
11/02/2010
7800368High field magnetic resonance
A magnetic resonance system is disclosed. The system includes a transceiver having a multichannel receiver and a multichannel transmitter, where each channel of the transmitter is configured for independent selection of frequency, phase, time, space, and magnitude, ...
09/21/2010
7776537Method of preparing a PRRS virus vaccine
This invention provides kits, devices, and methods for the detection of antibodies that recognize one or more proteins and/or antigens from porcine reproductive and respiratory syndrome virus (PRRSV). The antibodies may be in a biological fluid of a PRRSV infected o...
08/17/2010
7774929Method of self-assembly on a surface
A method of self-assembly of components on a surface of a substrate includes obtaining a first component and a second component. The first component type is assembled onto the substrate by programming the surface. The second component type is assembled by reprogramm...
08/17/2010
7771761Cheese with calcium lactate crystal inhibitor
A calcium lactate crystal inhibitor is added to the typical cheese-making recipe to inhibit the growth of calcium lactate crystals as the cheese ages. The calcium lactate crystal inhibitor is preferably a sodium salt of an organic acid, and is preferably added with ...
08/10/2010
7769115Noncoherent ultra-wideband (UWB) demodulation
Techniques are described that provide noncoherent demodulation via correlating “dirty” templates in wireless communication systems. In particular, the described techniques cross-correlate dirty templates that are adjacent symbol-long segments of the received noi...
08/03/2010
7738545Pulse shaper design for ultra-wideband communications
The invention provides an ultra-wideband (UWB) transmitter and various techniques for generating digitally filtered UWB pulses that substantially maximize power and bandwidth in one or more frequency bands while allowing narrow-band interference (NBI) to be avoided,...
06/15/2010
7710117Multi-current elements for magnetic resonance radio frequency coils
A current unit having two or more current paths allows control of magnitude, phase, time, frequency and position of each of element in a radio frequency coil. For each current element, the current can be adjusted as to a phase angle, frequency and magnitude. Multipl...
05/04/2010
7697563Switching device of networks-on-chip system and scheduling method thereof
A switching device of NoC (Networks on Chip) system and a scheduling method thereof. The switching device has a switching part having a plurality of input ports and a plurality of output ports, and a scheduler for setting a transmission route between the input ports...
04/13/2010
7670327Catheter systems for delivery of agents and related method thereof
A method is disclosed for the delivery of therapeutic agents into tissues, blood vessels, and body ducts of the human body. A novel catheter enables controlled directing of emitted drug delivery to assist control of drug dwell time in targeted areas. One coaxial cat...
03/02/2010
7666616Nucleic acid sequences encoding luciferase for expression in filamentous fungi
The present invention relates to genetic reporters. Specifically, the present invention is directed to a modified gene encoding a luciferase for high level expression in an organism with a bias for cytosine (C) or guanine (G) in the third position of the codon. ...
02/23/2010
7638145Cultivated agarwood
The present invention provides agarwood from cultivated trees, and methods of generating agarwood in cultivated trees. ...
12/29/2009
7635483Streptococcal C5a peptidase vaccine
Novel vaccines for use against β-hemolytic Streptococcus colonization or infection are disclosed. The vaccines contain an immunogenic amount of a variant of streptococcal C5a peptidase (SCP). Also disclosed is a method of protecting a susceptible mammal agai...
12/22/2009
7633293Radio frequency field localization for magnetic resonance
Technology for controlling non-uniformity in the B1 field includes selecting the phase, magnitude, frequency, time, or spatial relationship among various elements of a multi-channel excitation coil in order to control the radio frequency (RF) power emanat...
12/15/2009
7625780Fluidic heterogeneous microsystems assembly and packaging
Self-assembly of components carried in a fluid is provided. A first component and a second component are obtained and self-assembled together. A third component is obtained and assembled with the first and second components, following the step of assembling the firs...
12/01/2009
7625589Cheese with sodium gluconate to inhibit calcium lactate crystal formation
Sodium gluconate is added to the typical cheese-making recipe to inhibit the growth of calcium lactate crystals as the cheese ages. The sodium gluconate is preferably added with sodium chloride or shortly after sodium chloride as part of the salting step. The amount...
12/01/2009
7598739Radio frequency gradient, shim and parallel imaging coil
A plurality of linear current elements are configured about a specimen to be imaged. A current in each current element is controlled independent of a current in other current elements to select a gradient and to provide radio frequency shimming. Each current element...
10/06/2009
7592269Method and apparatus for depositing charge and/or nanoparticles
A method of forming a charge pattern includes treating a stamp layer with a plasma, applying the treated stamp layer to a surface of a substrate to thereby form a charge pattern on the surface of the substrate, and separating the stamp layer from the surface of the ...
09/22/2009
7590188Channel estimation for block transmissions over time- and frequency-selective wireless fading channels
Techniques are described for channel estimation of block transmissions over time- and frequency-selective wireless fading channels. A wireless transmitter forms blocks of symbols that include at least two blocks of training symbols separated by at least one informat...
09/15/2009
7561613Digital carrier multi-band user codes for ultra-wideband multiple access
Techniques are described for generating digital carrier multi-band user codes for a baseband ultra-wideband (UWB) signal. The digital carrier multi-band user codes comprise spreading codes that enable multiple access in a UWB system. The user codes are digital, lead...
07/14/2009
7556924Detection of nucleic acid sequence differences using coupled ligase detection with padlock probes and polymerase chain reactions
The present invention relates to a method for identifying a target nucleotide sequence. This method involves forming a ligation product on a target nucleotide sequence in a ligase detection reaction mixture, amplifying the ligation product to form an amplified ligat...
07/07/2009
5428001Method for combating weeds among maize plants
Maize plants are grown in a planting area that are tolerant of inhibition by a cyclohexanedione herbicide, an aryloxyphenoxypropanoic acid herbicide, or mixtures thereof, at levels which normally inhibit growth and development, wherein said tolerance is c...
06/27/1995
5218925Animal shelter and enclosure
The present invention relates to an animal shelter having a baffled entrance. Snow and rain are kept out of the shelter by the baffled entrance while air is free to circulate into the shelter. A movable attached pen is provided in which the animal may exe...
06/15/1993
 
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