Patents Assigned to Universiteit Antwerpen
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Publication number: 20200187244Abstract: The invention pertains to a method for determining transmission parameters in a wireless local area network operating under a restricted access window scheme, said wireless local area network comprising an access point and a plurality of stations, the method comprising at said access point: estimating (230) respective transmission intervals and next transmission times of said plurality of stations; and assigning (260) a subset of said plurality of stations to a restricted access window group on the basis of said estimated next transmission times. The invention also pertains to a computer program product comprising code means configured to cause a processor to carry out the method and an access point configured to carry out the method.Type: ApplicationFiled: June 18, 2018Publication date: June 11, 2020Applicants: IMEC vzw, Universiteit AntwerpenInventors: Le TIAN, Steven LATRE, Jeroen FAMAEY
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Publication number: 20200063084Abstract: The present invention relates to a particulate material separation assembly. It comprises a filtration membrane and an antifouling device. The antifouling device comprises one or more magnets and a plurality of magnetisable particles. The one or more magnets cause the plurality of magnetisable particles to self-assemble into dynamic bristles, thereby forming a brush. The particulate material separation assembly is particularly useful in the context of micro algae harvesting.Type: ApplicationFiled: April 13, 2018Publication date: February 27, 2020Applicant: Universiteit AntwerpenInventors: Serge Martin Fernand Tavernier, Boris Marie Gabriel Artemieff
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Patent number: 10520452Abstract: A non-destructive inspection method for inline inspection of an object comprises moving an object in between a radiation source and an image detector and through a three-dimensional scanner field of view, imaging the object using the image detector to obtain a projection radiograph of an internal structure of the object, scanning an exterior surface of the object using the 3D scanner, fitting a shape model of the object to a point cloud provided by the 3D scanner to obtain a surface model of the exterior surface, creating a solid model of the surface model by taking a grey value distribution of a reference object into account, simulating a reference radiograph from the solid model and comparing the reference and projection radiographs to detect internal deviations of the object.Type: GrantFiled: March 16, 2016Date of Patent: December 31, 2019Assignees: KATHOLIEKE UNIVERSITEIT LEUVEN, UNIVERSITEIT GENT, UNIVERSITEIT ANTWERPENInventors: Mattias Van Dael, Pieter Verboven, Bart Nicolaï, Jelle Dhaene, Luc Van Hoorebeke, Jan Sijbers
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Patent number: 10495503Abstract: Device for simultaneously determining a mass transport of a fluid and a mass transport of a substance dissolved in the fluid, comprising at least two cartridges filled with a porous matrix, and assembly means, configured to keep the cartridges together, characterized in that the top side and the bottom side of each cartridge are non-permeable and the side wall is permeable, and in that the assembly means are configured to keep the cartridges together according to a stack, in which the cartridges may be flowed through in parallel without cross-contamination.Type: GrantFiled: June 17, 2016Date of Patent: December 3, 2019Assignees: VITO NV (VLAAMSE INSTELLING VOOR TECHNOLOGISCH ONDERZOEK NV), UNIVERSITEIT ANTWERPENInventors: Goedele Verreydt, Simon De Meulenaer, Filip Meesters
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Patent number: 10481587Abstract: Method for making an orthosis of a body part of a person, wherein the method comprises of: —measuring the body part with a shape and in a pose in order to obtain measurement data of the body part; —correlating the measurement data of the body part to a predetermined statistical shape model of a corresponding reference body part in order to calculate parameters of the statistical shape model; —digitally forming an orthosis model on the basis of the statistical shape model with the known parameters; —producing the orthosis via a CAD/CAM system on the basis of the digitally formed orthosis model.Type: GrantFiled: May 9, 2016Date of Patent: November 19, 2019Assignees: Universiteit Antwerpen, VZW More InstituteInventors: Toon Huysmans, Jan Jozef Maria Sijbers, Frederik Verstreken
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Publication number: 20190274937Abstract: The present invention relates to microbiome-safe cosmetic cleaning compositions (i.e. soaps) and uses thereof in preserving the natural microflora of the human or animal skin/vagina. These cleaning compositions may also be beneficially used in combination with topical probiotic therapies, which may be compromised when using classical soaps. In particular, the present invention provides cosmetic cleaning compositions comprising at least one organic acid, as preservative; and at least one glycerol ester as surfactant. For these compositions it was found that they have the typical characteristics of a soap without the negative effects on the natural microflora of the skin/vagina.Type: ApplicationFiled: November 3, 2017Publication date: September 12, 2019Applicants: Yun NV, Universiteit AntwerpenInventors: Tim Henkens, Filip Kiekens, Sarah Lebeer, Ingmar Claes
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Patent number: 10378036Abstract: The present invention relates to methods for the enzymatic deacetylation of mannosylerythritol lipids produced by fermentation using lipases. More in particular, the present invention relates to a method for the enzymatic deacetylation of mannosylerythritol lipids using a hydrolyzing enzyme in an organic solvent containing only low amounts of water, preferably, no water. It further provides the use of organic solvents, containing only low amounts of water, more preferably, no water, for the enzymatic deacetylation of mannosylerythritol lipids.Type: GrantFiled: March 1, 2016Date of Patent: August 13, 2019Assignee: Universiteit AntwerpenInventors: Eliane Yvonne Goossens, Marc Victor Henri Wijnants
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Patent number: 10330677Abstract: This invention provides:—an aptamer-based electrochemical sensor, wherein said aptamer is covalently bonded to or chemisorbed on an electrode, said aptamer forming a complex with a target molecule and is encapsulated by a gelatin B matrix;—a method of manufacturing said aptamer-based electrochemical sensor;—the use of the aptamer-based electrochemical sensor for the electrochemical determination of a concentration of a target molecule; and—a composite electrode combining a polymeric material and electrically conducting particles for selective analyte detection, wherein said electrode is coated with gelatin type B.Type: GrantFiled: September 13, 2017Date of Patent: June 25, 2019Assignee: Universiteit AntwerpenInventors: Ronny J. P. Blust, Freddy Dardenne, Karolien De Wael, Lucien Nagels, Guido F. E. Van Camp
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Patent number: 10322377Abstract: Provided herein are filtration membranes for water treatment, and methods for preventing fouling of such membranes. The method described herein comprises grafting the membrane surface with an organic moiety, by reacting the surface with an organometallic reagent, a phosphonate, a phosphinate, or an organosilane.Type: GrantFiled: February 24, 2015Date of Patent: June 18, 2019Assignees: Vito NV, Universiteit AntwerpenInventors: Anita Buekenhoudt, Kenny Wyns, Ghulam Mustafa, Vera Meynen
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Publication number: 20190175629Abstract: The present invention relates to compounds for use in the prevention and/or treatment of PAR-related diseases, such as for example: pain and ocular disorders. More in particular, the present invention provides bis(acetamidophenyl) guanidinophenylethylphosphonates for use in the prevention and/or treatment of pancreatitis-related pain, IBS (irritable bowel syndrome), IBD (inflammatory bowel disease), dry eye disease and conjunctivitis sicca. These inhibitors were found to have a different inhibitory profile compared to diphenyl guanidinophenylethylphosphonates leading to a more pronounced effect on these conditions.Type: ApplicationFiled: May 18, 2017Publication date: June 13, 2019Applicant: Universiteit AntwerpenInventors: Koen Augustyns, Jurgen Joossens, Pieter Van Der Veken, Paul Cos, Cedric Joossen, Benedicte Yvonne De Winter, Hannah Ceuleers, Hanne Van Spaendonk
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Patent number: 10257630Abstract: A method of estimating an individualized head-related transfer function (HRTF) and an individualized interaural time difference function (ITDF) of a particular person, comprising the steps of: a) obtaining a plurality of data sets (Li, Ri, Oi), each comprising a left and a right audio sample (Li, Ri) from a pair of in-ear microphones, and orientation information (Oi) from an orientation unit, measured in a test-arrangement whereby an acoustic test signal is rendered via a loudspeaker; b) storing the data sets in a memory; c) estimating the directions of the loudspeaker relative to the person based on the orientation data and the audio data; d) estimating the ITDF based on the data sets and on the estimated relative position/orientation; e) estimating the HRTF, based on the data sets and based on the estimated relative position/orientation.Type: GrantFiled: February 12, 2016Date of Patent: April 9, 2019Assignee: UNIVERSITEIT ANTWERPENInventors: Jonas Reijniers, Herbert Godelieve P Peremans, Bart Wilfried M Partoens
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Publication number: 20190018928Abstract: Methods and tools for determining the structure of biomacromolecules such as proteins in a sample using mass spectrometry. More particularly the methods allow determining the presence of a biomacromolecule of an organism in a sample by comparing an observed mass spectrum of the sample with a theoretical fragment ion spectrum comprising theoretical fragment ion masses.Type: ApplicationFiled: December 30, 2016Publication date: January 17, 2019Applicants: VITO NV, Universiteit AntwerpenInventors: Dirk Valkenborg, Jef Hooyberghs, Kris Laukens
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Patent number: 10056485Abstract: The present disclosure relates to semiconductor devices with gate-controlled energy filtering. One example embodiment includes a semiconductor device. The semiconductor device includes a first electrode, a second electrode, and a channel therebetween. The semiconductor device also includes a first interference structure located in the channel. Further, the semiconductor device includes a first gate for controlling a voltage over the first interference structure. The first interference structure is formed to induce a local mini-band structure that can be shifted by the voltage controlled by the first gate, such that the first local mini-band structure is: (1) aligned with a band structure in the semiconductor device to turn the semiconductor device on; and (2) misaligned with the band structure in the semiconductor device to turn the semiconductor device off.Type: GrantFiled: December 29, 2016Date of Patent: August 21, 2018Assignees: IMEC VZW, UNIVERSITEIT ANTWERPENInventors: Maarten Thewissen, Wim Magnus, Bart Soree
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Patent number: 10017527Abstract: The present invention relates to novel compounds and probes which have a common chemical structure necessary to obtain potent inhibitory activity against KLK4 and/or may be used for the detection of KLK4 peptides and their activity. It further relates to the use of these compounds and methods for inhibiting and/or detecting KLK4 activity in vitro and in vivo by making use of said probes or inhibitors. The compounds of the invention differ from prior art compounds at least in the presence of phenyl guanidine (instead of e.g. benzyl guanidine) and/or the presence of a heteroatom in the tail group, their combined presence unexpectedly leading to potent and selective KLK4 inhibitory activity.Type: GrantFiled: March 30, 2015Date of Patent: July 10, 2018Assignee: UNIVERSITEIT ANTWERPENInventors: Jurgen Joossens, Koen Augustyns, Anne-Marie Lambeir, Pieter Van Der Veken, Jeroen Van Soom, Viktor Magdolen
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Publication number: 20180190818Abstract: The present disclosure relates to semiconductor devices with gate-controlled energy filtering. One example embodiment includes a semiconductor device. The semiconductor device includes a first electrode, a second electrode, and a channel therebetween. The semiconductor device also includes a first interference structure located in the channel. Further, the semiconductor device includes a first gate for controlling a voltage over the first interference structure.Type: ApplicationFiled: December 29, 2016Publication date: July 5, 2018Applicants: IMEC VZW, Universiteit AntwerpenInventors: Maarten Thewissen, Wim Magnus, Bart Soree
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Publication number: 20180180457Abstract: Device (10) for simultaneously determining a mass transport of a fluid and a mass transport of a substance dissolved in the fluid, comprising at least two cartridges (11-14) filled with a porous matrix, and assembly means (15), configured to keep the cartridges together, characterized in that the top side (111) and the bottom side (112) of each cartridge are non-permeable and the side wall (113) is permeable, and in that the assembly means are configured to keep the cartridges together according to a stack, in which the cartridges may be flowed through in parallel without cross-contamination.Type: ApplicationFiled: June 17, 2016Publication date: June 28, 2018Applicants: VITO NV (VLAAMSE INSTELLING VOOR TECHNOLOGISCH OND ERZOEK NV), UNIVERSITEIT ANTWERPENInventors: Goedele VERREYDT, Simon DE MEULENAER, Filip MEESTERS
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Patent number: 9996951Abstract: A computerized tomographic image exposure and reconstruction method wherein an object is subjected to irradiation during a relative movement of a source of radiation, the object, and a radiation detector and wherein a digital representation of the radiation image of the object is computed by applying a tomographic reconstruction algorithm to image data read out of the irradiated radiation detector. A number of projection images are generated, each of the projection images being generated by integrating X-ray beams continuously emitted during the relative movement through a predefined movement path, and the created projection images are modeled in a tomographic reconstruction algorithm.Type: GrantFiled: May 6, 2015Date of Patent: June 12, 2018Assignees: Agfa HealthCare, Universiteit AntwerpenInventors: Jan Sijbers, Jeroen Cant
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Publication number: 20180155790Abstract: Described are methods and kits for identifying a subject at risk of, or having, a sensory neuropathy related disease, such as sensory neuropathies. In particular, the disclosure is based on the determination of mutations in the SPTLC2 gene causing sensory neuropathies.Type: ApplicationFiled: November 16, 2017Publication date: June 7, 2018Applicants: VIB VZW, UNIVERSITEIT ANTWERPEN, UNIVERSITY OF ZURICH, MEDICAL UNIVERSITY OF GRAZInventors: Annelies Rotthier, Vincent Timmerman, Michaela Auer-Grumbach, Thorsten Hornemann
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Patent number: 9931472Abstract: An intradermal injection device comprises a housing, a foot with an opening for passage of a needle; a reservoir movably mounted in the housing, and having a hollow space for holding a fluid; a hollow needle movably mounted in the housing and having a first end for penetrating the subject's skin and a second end for penetrating the reservoir, a plunger movably mounted in the housing for moving the needle through the opening for penetrating the subject's skin, and for pressing the fluid out of the reservoir. The reservoir is frictionally mounted inside the housing by first friction means, and the plunger is frictionally mounted to the reservoir by second friction means. The force to overcome the second friction is larger than the force to overcome the first friction.Type: GrantFiled: April 17, 2013Date of Patent: April 3, 2018Assignees: UNIVERSITEIT ANTWERPEN, VOXDALE BVBA, NOVOSANIS NVInventors: Pierre Van Damme, Vanessa Vankerckhoven, Stijn Verwulgen, Ruben Camerlynck, Wouter Coemans, Linda Scheelen, Koen Catharina Lodewijk Beyers, Bart Verleije, Wim Boudewijns
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Publication number: 20180037916Abstract: The present invention relates to methods for the enzymatic deacetylation of mannosylerythritol lipids produced by fermentation using lipases. More in particular, the present invention relates to a method for the enzymatic deacetylation of mannosylerythritol lipids using a hydrolyzing enzyme in an organic solvent containing only low amounts of water, preferably, no water. It further provides the use of organic solvents, containing only low amounts of water, more preferably, no water, for the enzymatic deacetylation of mannosylerythritol lipids.Type: ApplicationFiled: March 1, 2016Publication date: February 8, 2018Applicant: Universiteit AntwerpenInventors: Eliane Yvonne Goossens, Marc Victor Henri Wijnants