Patents by Inventor Johannes Brendel
Johannes Brendel 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).
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Publication number: 20190223098Abstract: A mobile radio communication device may operate in a wireless communication network including at least one base station configured to transmit control information and content to the mobile radio communication device. The mobile radio communication device may receive a number of communications transmitted by a base station in a number of time frames. The communication device may analyze whether the communications from the base station include control information addressed to the communication device. Based on the analysis, the mobile radio communication device may automatically predict whether an communication transmitted by the base station in an time frame will include control information addressed to the communication device. Based on the prediction, the mobile radio communication device may manage the power consumption of at least one of its components during the time frame.Type: ApplicationFiled: September 29, 2016Publication date: July 18, 2019Inventors: Jonathan Ah Sue, Ralph Hasholzner, Johannes Brendel
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Patent number: 10339674Abstract: A signal processing apparatus and a related method. In particular, the apparatus includes a novel image reconstructor to reconstruct cross sectional images of a specimen from interferometric projection data (m). The reconstructor (RECON) is based on a new forward model that accounts for cross-talk of a phase contrast signal into a dark field signal.Type: GrantFiled: August 4, 2015Date of Patent: July 2, 2019Assignee: KONINKLIJKE PHILIPS N.V.Inventors: Thomas Koehler, Bernhard Johannes Brendel
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Publication number: 20190183443Abstract: The present invention relates to computer tomography X-ray imaging. In order to provide further improved data for the reconstruction, a system (10) for computer tomography X-ray imaging is provided. The system comprises a data interface (12) and a processing unit (14). The data interface is configured to provide at least first and second CT X-ray radiation projection data for at least a first and second X-ray energy range, which ranges are different from each other. The processing unit is configured to determine a correction for slice normalization, and to apply an equal slice normalization for the first and the second CT X-ray projection data and thereby generating prepared first and second CT X-ray projection data. For the correction, the equal slice normalization is based on measured data of outer detector elements. Further, the data interface is configured to provide the prepared first and second CT X-ray projection data for further processing.Type: ApplicationFiled: September 4, 2017Publication date: June 20, 2019Inventors: Bernhard Johannes BRENDEL, Thomas KOEHLER, Roland PROKSA
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Patent number: 10297049Abstract: An image processing system (IPS) and related method to transform different multi-modal or multi-contrast input images (u,v) into respective transformed images (U,V). The transformation may proceed iteratively to improve a regularized objective function. The regularization is via a regularizer function (R). The regularizer function (R) is computed from noise normalized gradients of the two or more transformed images (u,v).Type: GrantFiled: November 26, 2015Date of Patent: May 21, 2019Assignee: KONINKLIJKE PHILIPS N.V.Inventors: Thomas Koehler, Bernhard Johannes Brendel, Frank Bergner
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Patent number: 10275859Abstract: The invention relates to an X-ray imaging device (10) for an object, an X-ray imaging system (100) for an object, an X-ray imaging method for an object, and a computer program element for controlling such device or system and a computer readable medium having stored such computer program element. The X-ray imaging device (10) comprises a receiving unit (11) and a processing unit (12). The receiving unit (11) is configured to receive attenuation data representing attenuation properties of the object for at least two different X-ray spectra. The processing unit (12) is configured to decompose the attenuation data into decomposed data, to reduce noise in the decomposed data to obtain de-noised data, to back-convert the de-noised data into back-converted attenuation data, to combine back-converted attenuation data and the attenuation data into combined attenuation data, and to decompose the combined attenuation data into combined decomposed data.Type: GrantFiled: September 14, 2016Date of Patent: April 30, 2019Assignee: KONINKLIJKE PHILIPS N.V.Inventors: Bernhard Johannes Brendel, Gilad Shechter, Liran Goshen, Thomas Koehler
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Publication number: 20190122342Abstract: The present invention relates to a device (100) for denoising a vector-valued image, the device (100) comprising: a generator (10), which is configured to generate an initial loss function (L_I) comprising at least one initial covariance matrix (ICM) defining a model of correlated noise for each pixel of the vector-valued image; a processor (20), which is configured to provide a final loss function (L_F) comprising a set of at least one final covariance matrix (FCM) based on the initial loss function by modifying at least one submatrix and/or at least one matrix element of the initial covariance matrix (ICM); and a noise-suppressor (30), which is configured to denoise the vector-valued image using the fmal loss function (L_F) comprising the set of the at least one fmal covariance matrix (FCM).Type: ApplicationFiled: April 24, 2017Publication date: April 25, 2019Inventors: FRANK BERGNER, Bernhard Johannes BRENDEL, Thomas KOEHLER
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Publication number: 20190104480Abstract: Methods and devices for allocating power among a plurality of circuits in a communication device, including determining a power budget for allocating to the plurality of circuits from a power supply information; receiving an activity status from a first circuit of the plurality of circuits; determining a first power value based on the activity status; deriving a second power value based on the first power value and the power budget; and allocating power to one or more remaining circuits of the plurality of circuits based on the second power value.Type: ApplicationFiled: September 29, 2017Publication date: April 4, 2019Inventors: Ralph Hasholzner, Eugene Gorbatov, Piotr Janik, Ajay Gupta, Ashish Singh, Kenan Kocagoez, Johannes Brendel, Markus Dominik Mueck, Ingolf Karls
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Publication number: 20180376415Abstract: A communication device may include a host and a modem interconnected by an interface. The host includes a host processor configured to control components of the communication device and to communicate with the modem via the interface. The modem includes a modem processor configured to control components of the modem and to communicate with the host via the interface, and a transceiver configured to communicate with the modem processor and to transmit data to, and receive data from, a communications network. The modem processor is configured to identify a reduced activity state of the modem and to communicate information on the reduced activity state to the host processor. The host processor is configured to reduce, in response to the information on the reduced activity state of the modem, an operation of at least one component of the communication device.Type: ApplicationFiled: December 22, 2015Publication date: December 27, 2018Inventors: Ralph Hasholzner, Ajay Gupta, Maruti Gupta Hyde, Johannes Brendel
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Publication number: 20180286086Abstract: The present invention relates to a device for reconstructing an X-ray tomography image, the device comprising a reconstruction module, which is configured to utilize an ordered subset maximum likelihood optimization with a diagonal paraboloid approximation of a cost function for the reconstructing of the X-ray tomography image; and a calculation module, which is configured to calculate a pre-computable denominator term for the cost function for a plurality of subsets of projection data based on a distribution of diagonal denominator terms over the plurality of the subsets of the projection data.Type: ApplicationFiled: October 19, 2016Publication date: October 4, 2018Inventors: Frank BERGNER, Bernhard Johannes BRENDEL, Thomas KOEHLER
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Patent number: 10089720Abstract: An apparatus for and a method of correcting an image for an image artifact. An initial image is corrected by an image artifact corrector (190). The so corrected sample correction image is compared with the initial image to obtain information on the corrective action. The corrective action is then adaptively reapplied by a controller (140) to obtain an improved corrected image thereby ensuring previously present artifacts are removed and creation of new artifacts are avoided.Type: GrantFiled: October 31, 2012Date of Patent: October 2, 2018Assignee: KONINKLIJKE PHILIPS N.V.Inventors: Thomas Koehler, Bernhard Johannes Brendel
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Patent number: 10064139Abstract: Described herein are technologies related to an implementation of a thermal management scheme in a device. Particularly, a look up table or LUT is configured to include a data set of information (e.g., user-profile data, network-profile data) and a corresponding recommended thermal throttling mode. During regular device operation, conditions internal/external to the device is detected and the corresponding thermal throttling mode (from the LUT) is applied. In certain implementations, optimization algorithms are used in place of the LUT.Type: GrantFiled: December 26, 2015Date of Patent: August 28, 2018Assignee: Intel IP CorporationInventors: Kenan Kocagoez, Johannes Brendel
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Patent number: 10052078Abstract: A method includes obtaining projection data from a scan of a moving structure of interest. The method further includes reconstructing the projection data, generating first image data. The method further includes identifying a sub-set of the projection. The method further includes reconstructing the sub-set projection data, generating second image data. The method further includes identifying a region in which the moving structure of interest is located based on the first image data. The method further includes identifying a location of the moving structure of interest in the identified region based on the second image data.Type: GrantFiled: December 12, 2014Date of Patent: August 21, 2018Assignee: KONINKLIJKE PHILIPS N.V.Inventors: Bernhard Johannes Brendel, Michael Grass, Holger Schmitt, Sven Kabus
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Publication number: 20180204306Abstract: The invention relates to an X-ray imaging device (10) for an object, an X-ray imaging system (100) for an object, an X-ray imaging method for an object, and a computer program element for controlling such device or system and a computer readable medium having stored such computer program element. The X-ray imaging device (10) comprises a receiving unit (11) and a processing unit (12). The receiving unit (11) is configured to receive attenuation data representing attenuation properties of the object for at least two different X-ray spectra. The processing unit (12) is configured to decompose the attenuation data into decomposed data, to reduce noise in the decomposed data to obtain de-noised data, to back-convert the de-noised data into back-converted attenuation data, to combine back-converted attenuation data and the attenuation data into combined attenuation data, and to decompose the combined attenuation data into combined decomposed data.Type: ApplicationFiled: September 14, 2016Publication date: July 19, 2018Applicant: KONINKLIJKE PHILIPS N.V.Inventors: Bernhard Johannes BRENDEL, Gilad SHECHTER, Liran GOSHEN, Thomas KOEHLER
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Publication number: 20180182131Abstract: A system and related method for signal processing. Interferometric projection data reconstructed into one or more images for a spatial distribution of a physical property of an imaged object. The interferometric projection data is derived from signals acquired by an X-ray detector (D), said signals caused by X-ray radiation after interaction of said X-ray radiation with an interferometer and with the object (OB) to be imaged, said interferometer (IF) having a reference phase. A reconstructor (RECON) reconstructs for the image(s) by fitting said data to a signal model by adapting fitting variables, said fitting variables including i) one or more imaging variables for the one or more images and ii), in addition to said one or more imaging variables, a dedicated phase variable for a fluctuation of said reference phase.Type: ApplicationFiled: June 27, 2016Publication date: June 28, 2018Inventors: Thomas KOEHLER, Bernhard Johannes BRENDEL, Peter NOEL, Franz PFEIFFER, Maximilian VON TEUFFENBACH
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Patent number: 9978158Abstract: A method includes receiving at least two sets of noisy basis material line integrals, each set corresponding to a different basis material and filtering the at least two sets of noisy basis material line integrals with an anti-correlation filter that at least includes a regularization term with balancing regularization factors, thereby producing de-noised basis material line integrals. An imaging system (100) includes a projection data processor (116) with an anti-correlation filter (118) that filters at least two sets of noisy basis material line integrals, each set corresponding to a different basis material, thereby producing de-noised basis material line integrals, wherein the anti-correlation filter includes a regularization term with regularization balancing factors.Type: GrantFiled: August 29, 2014Date of Patent: May 22, 2018Assignee: KONINKLIJKE PHILIPS N.V.Inventor: Bernhard Johannes Brendel
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Publication number: 20180040146Abstract: An image processing system (IPS) and related method for image reconstruction operations, in particular for spectral computed tomography imaging. The image reconstruction operation is based on optimizing a regularized objective or cost function. The objective function includes a regularization term (R) that incorporates, as a-priori knowledge, a known amount of a material resident within a field of view to be reconstructed.Type: ApplicationFiled: February 18, 2016Publication date: February 8, 2018Inventors: BERNARD JOHANNES BRENDEL, MICHAEL GRASS, PETER GEORGE VAN DE HAAR, WILLIAM EDWARD PETER VAN DER STERREN
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Patent number: 9867586Abstract: A double focal spot X-ray tube is used to acquire a set of two images PI?, PI? for a given gantry position from slightly different view positions. The stereo or binocular disparity (BD) of imaged structures is used to estimate the object depth in view direction, which in turn is used to discriminate between objects inside IO and outside EO the body. Respective structures are virtually removed from the images PI?, PI?.Type: GrantFiled: March 4, 2013Date of Patent: January 16, 2018Assignee: KONINKLIJKE PHILIPS N.V.Inventors: Cristian Lorenz, Michael Grass, Dirk Schäfer, Bernhard Johannes Brendel
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Publication number: 20170345191Abstract: An image processing system (IPS) and related method to transform different multi-modal or multi-contrast input images (u,v) into respective transformed images (U, V). The transformation may proceed iteratively to improve a regularized objective function. The regularization is via a regularizer function (R). The regularizer function (R) is computed from noise normalized gradients of the two or more transformed images (u,v).Type: ApplicationFiled: November 26, 2015Publication date: November 30, 2017Applicant: KONINKLIJKE PHILIPS N.V.Inventors: Thomas KOEHLER, Bernhard Johannes BRENDEL, Frank BERGNER
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Publication number: 20170332984Abstract: An imaging system includes a radiation source (108) configured to rotate about an examination region (106)and emit radiation that traverses the examination region. The imaging system further includes an array of radiation sensitive pixels (112) configured to detect radiation traversing the examination region and output a signal indicative of the detected radiation. The array of radiation sensitive pixels is disposed opposite the radiation source, across the examination region. The imaging system further includes a rigid flux filter device (130) disposed in the examination region between the radiation source and the radiation sensitive detector array of photon counting pixels. The rigid flux filter device is configured to filter the radiation traversing the examination region and incident thereon. The radiation leaving the rigid flux filter device has a predetermined flux.Type: ApplicationFiled: November 11, 2015Publication date: November 23, 2017Inventors: Bernhard Johannes BRENDEL, Roland PROKSA, Thomas KOEHLER, Ewald ROESSL, Heiner DAERR, Michael GRASS, Axel THRAN
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Patent number: 9782138Abstract: An imaging apparatus comprising a radiation source (2) for emitting radiation from a focal region (20) through an imaging area (5), a detection unit (6) for detecting radiation from said imaging area (5), said detection unit comprising an anti-scatter grid (62) and a detector (61), a gantry (1) to which said radiation source (2) and said detection unit (6) are mounted and a controller (9) for controlling said detection unit (6) to detect radiation at a plurality of projection positions and for manipulating the position, setting and/or orientation of at least a part of said radiation source (2) and/or said detection unit (6) at first projection positions (80) so that the radiation incident on the detector (61) at said first projection positions is attenuated by said anti-scatter grid (62) to a larger extent compared to second projection positions (80) representing the remaining projection positions.Type: GrantFiled: September 22, 2015Date of Patent: October 10, 2017Assignee: KONINKLIJKE PHILIPS N.V.Inventors: Thomas Koehler, Roland Proksa, Bernhard Johannes Brendel, Ewald Roessl