Patents by Inventor Thorsten Tracht
Thorsten Tracht 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: 20240072456Abstract: Antenna-plexers for interference cancellation are provided herein. In certain embodiments, a wireless device includes an antenna, an antenna-plexer coupled to the antenna and configured to generate a feedback signal, a transmitter configured to transmit a transmit signal to the antenna by way of the antenna-plexer, a receiver configured to process a receive signal, and a feedback receiver configured to process the feedback signal from the antenna-plexer to provide compensation to the receive signal.Type: ApplicationFiled: September 7, 2023Publication date: February 29, 2024Inventors: David Richard Pehlke, Anand Raghavan, Poul Olesen, Werner Schelmbauer, Thorsten Tracht, Wolfgang Thomann, Amir Israel Rubin, Assi Jakoby, Ofer Benjamin
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Publication number: 20230344463Abstract: RF communication systems with interference cancellation for coexistence are provided herein. In certain embodiments, an RF communication system includes a transmitter that transmits a transmit signal through a first front end circuit, a receiver that processes a receive signal from a second front end circuit, and a feedback receiver that processes a feedback signal from the first front end circuit to generate a digital interference cancellation signal that compensates the receiver for interference arising from the transmitter.Type: ApplicationFiled: June 22, 2023Publication date: October 26, 2023Inventors: David Richard Pehlke, Anand Raghavan, Poul Olesen, Werner Schelmbauer, Thorsten Tracht, Wolfgang Thomann, Amir Israel Rubin, Assi Jakoby, Ofer Benjamin
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Patent number: 11784419Abstract: Antenna-plexers for interference cancellation are provided herein. In certain embodiments, a wireless device includes an antenna, an antenna-plexer coupled to the antenna and configured to generate a feedback signal, a transmitter configured to transmit a transmit signal to the antenna by way of the antenna-plexer, a receiver configured to process a receive signal, and a feedback receiver configured to process the feedback signal from the antenna-plexer to provide compensation to the receive signal.Type: GrantFiled: September 23, 2020Date of Patent: October 10, 2023Assignee: Skyworks Solutions, Inc.Inventors: David Richard Pehlke, Anand Raghavan, Poul Olesen, Werner Schelmbauer, Thorsten Tracht, Wolfgang Thomann, Amir Israel Rubin, Assi Jakoby, Ofer Benjamin
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Patent number: 11736140Abstract: RF communication systems with interference cancellation for coexistence are provided herein. In certain embodiments, an RF communication system includes a transmitter that transmits a transmit signal through a first front end circuit, a receiver that processes a receive signal from a second front end circuit, and a feedback receiver that processes a feedback signal from the first front end circuit to generate a digital interference cancellation signal that compensates the receiver for interference arising from the transmitter.Type: GrantFiled: September 23, 2020Date of Patent: August 22, 2023Assignee: Skyworks Solutions, Inc.Inventors: David Richard Pehlke, Anand Raghavan, Poul Olesen, Werner Schelmbauer, Thorsten Tracht, Wolfgang Thomann, Amir Israel Rubin, Assi Jakoby, Ofer Benjamin
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Publication number: 20230100583Abstract: The present application relates to devices and components including apparatus, systems, and methods for configuring an uplink gap for a 5G NR user equipment.Type: ApplicationFiled: January 14, 2021Publication date: March 30, 2023Inventors: Huaning NIU, Bernhard SOGL, Dawei ZHANG, Giuseppe PATANE, Jalpesh Manishbhai PARMAR, Qiming LI, Sharad SAMBHWANI, Thorsten TRACHT, Weidong YANG, Xiang CHEN, Yang TANG
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Publication number: 20210098897Abstract: Antenna-plexers for interference cancellation are provided herein. In certain embodiments, a wireless device includes an antenna, an antenna-plexer coupled to the antenna and configured to generate a feedback signal, a transmitter configured to transmit a transmit signal to the antenna by way of the antenna-plexer, a receiver configured to process a receive signal, and a feedback receiver configured to process the feedback signal from the antenna-plexer to provide compensation to the receive signal.Type: ApplicationFiled: September 23, 2020Publication date: April 1, 2021Inventors: David Richard Pehlke, Anand Raghavan, Poul Olesen, Werner Schelmbauer, Thorsten Tracht, Wolfgang Thomann, Amir Israel Rubin, Assi Jakoby, Ofer Benjamin
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Publication number: 20210099199Abstract: RF communication systems with interference cancellation for coexistence are provided herein. In certain embodiments, an RF communication system includes a transmitter that transmits a transmit signal through a first front end circuit, a receiver that processes a receive signal from a second front end circuit, and a feedback receiver that processes a feedback signal from the first front end circuit to generate a digital interference cancellation signal that compensates the receiver for interference arising from the transmitter.Type: ApplicationFiled: September 23, 2020Publication date: April 1, 2021Inventors: David Richard Pehlke, Anand Raghavan, Poul Olesen, Werner Schelmbauer, Thorsten Tracht, Wolfgang Thomann, Amir Israel Rubin, Assi Jakoby, Ofer Benjamin
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Patent number: 10784908Abstract: Examples provide a spur reduction circuit and a spur reduction apparatus, a radio transceiver, a mobile terminal, a method and a computer program for spur reduction. The spur reduction circuit (10) is configured to reduce spur interference in a baseband radio signal, d(n), n indexing samples and comprises at least one input (12) for the baseband radio signal, d(n), and information on at least one spur frequency, ?(n). The spur reduction circuit further comprises an adaptive filter (14) configured to filter the baseband radio signal, d(n), to obtain a baseband radio signal with reduced spur interference, e(n). The adaptive filter (14) is further configured to filter the baseband radio signal, d(n), based on at least one filter coefficient, w(n), and based on the information on the at least one spur frequency, ?(n).Type: GrantFiled: March 10, 2017Date of Patent: September 22, 2020Assignee: Intel IP CorporationInventor: Thorsten Tracht
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Publication number: 20190386693Abstract: Examples provide a spur reduction circuit and a spur reduction apparatus, a radio transceiver, a mobile terminal, a method and a computer program for spur reduction. The spur reduction circuit (10) is configured to reduce spur interference in a baseband radio signal, d(n), n indexing samples and comprises at least one input (12) for the baseband radio signal, d(n), and information on at least one spur frequency, ?(n). The spur reduction circuit further comprises an adaptive filter (14) configured to filter the baseband radio signal, d(n), to obtain a baseband radio signal with reduced spur interference, e(n). The adaptive filter (14) is further configured to filter the baseband radio signal, d(n), based on at least one filter coefficient, w(n), and based on the information on the at least one spur frequency, ?(n).Type: ApplicationFiled: March 10, 2017Publication date: December 19, 2019Inventor: Thorsten TRACHT
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Patent number: 9848425Abstract: A communication device is described comprising a first transceiver chain set to communicate signals in a first frequency range, a second transceiver chain set to communicate signals in a second frequency range or set to no communication and a controller, configured to receive an instruction for a resetting of carrier aggregation comprising a setting of the first transceiver chain or the second transceiver chain to receive signals in a third frequency range different from the first frequency range and the second frequency range, to control, in response of the reception of the instruction, the second transceiver chain to receive signals within the first frequency range simultaneously with the first transceiver chain and to control the first transceiver chain, when the communication of signals within the first frequency range by the second transceiver chain fulfills a predetermined criterion, to stop communication of signals within the first frequency range.Type: GrantFiled: October 28, 2014Date of Patent: December 19, 2017Assignee: INTEL CORPORATIONInventors: Sabine Roessel, Thorsten Tracht, Andre Hanke, Elmar Wagner, Andreas Menkhoff
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Patent number: 9584139Abstract: A phase locked loop includes a feedforward path receiving a reference signal having a reference frequency and outputting an output signal having an output frequency that is a function of the reference signal and a feedback signal. The phase locked loop further includes a feedback path having a divider circuit associated therewith that is configured to receive the output signal and generate the feedback signal having a reduced frequency based on a divide value of the divider circuit. The feedback signal is supplied to the feedforward path. The phase locked loop also includes a modulator circuit configured to receive modulation data and provide a divider control signal to the divider circuit to control the divide value thereof, and a phase tracker circuit configured to determine an amount of phase drift from an initial phase value of the output signal due to an interruption in a locked state of the phase locked loop.Type: GrantFiled: September 24, 2014Date of Patent: February 28, 2017Assignee: Intel IP CorporationInventors: Christian Wicpalek, Thomas Mayer, Andreas Mayer, Thorsten Tracht
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Patent number: 9407490Abstract: A method of processing signals may include receiving a first signal being modulated on a first carrier frequency in a predefined frequency band; measuring a signal level of a received second signal at a frequency higher than the first carrier frequency; and measuring a signal level of a received third signal at a frequency being lower than the first carrier frequency. The method may further include selecting an intermediate mixing carrier frequency from a plurality of intermediate mixing carrier frequencies for processing at least a portion of the received first signal based on the signal level of the second signal and the signal level of the third signal. The method may additionally include performing intermediate frequency reception of at least a portion of the received first signal using the selected intermediate mixing carrier frequency.Type: GrantFiled: December 23, 2014Date of Patent: August 2, 2016Assignee: INTEL CORPORATIONInventors: Greg Chance, Thorsten Tracht
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Publication number: 20160182271Abstract: A method of processing signals may include receiving a first signal being modulated on a first carrier frequency in a predefined frequency band; measuring a signal level of a received second signal at a frequency higher than the first carrier frequency; and measuring a signal level of a received third signal at a frequency being lower than the first carrier frequency. The method may further include selecting an intermediate mixing carrier frequency from a plurality of intermediate mixing carrier frequencies for processing at least a portion of the received first signal based on the signal level of the second signal and the signal level of the third signal. The method may additionally include performing intermediate frequency reception of at least a portion of the received first signal using the selected intermediate mixing carrier frequency.Type: ApplicationFiled: December 23, 2014Publication date: June 23, 2016Inventors: Greg Chance, Thorsten Tracht
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Patent number: 9356631Abstract: A communication system having self or internal calibration is disclosed. The system includes an antenna tuner, a mismatch component, a receiver, and a strength indicator. The antenna tuner is configured to mismatch an antenna according to a mismatch code. The mismatch code includes or alters antenna characteristics of the antenna. The mismatch component is configured to provide the mismatch code to the antenna tuner. The strength indicator is configured to measure a strength of the received signal.Type: GrantFiled: May 13, 2014Date of Patent: May 31, 2016Assignee: Intel IP CorporationInventors: Grigory Itkin, Thorsten Tracht
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Publication number: 20160119925Abstract: A communication device is described comprising a first transceiver chain set to communicate signals in a first frequency range, a second transceiver chain set to communicate signals in a second frequency range or set to no communication and a controller, configured to receive an instruction for a resetting of carrier aggregation comprising a setting of the first transceiver chain or the second transceiver chain to receive signals in a third frequency range different from the first frequency range and the second frequency range, to control, in response of the reception of the instruction, the second transceiver chain to receive signals within the first frequency range simultaneously with the first transceiver chain and to control the first transceiver chain, when the communication of signals within the first frequency range by the second transceiver chain fulfills a predetermined criterion, to stop communication of signals within the first frequency range.Type: ApplicationFiled: October 28, 2014Publication date: April 28, 2016Inventors: SABINE ROESSEL, THORSTEN TRACHT, ANDRE HANKE, ELMAR WAGNER, ANDREAS MENKHOFF
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Publication number: 20160087639Abstract: A phase locked loop includes a feedforward path receiving a reference signal having a reference frequency and outputting an output signal having an output frequency that is a function of the reference signal and a feedback signal. The phase locked loop further includes a feedback path having a divider circuit associated therewith that is configured to receive the output signal and generate the feedback signal having a reduced frequency based on a divide value of the divider circuit. The feedback signal is supplied to the feedforward path. The phase locked loop also includes a modulator circuit configured to receive modulation data and provide a divider control signal to the divider circuit to control the divide value thereof, and a phase tracker circuit configured to determine an amount of phase drift from an initial phase value of the output signal due to an interruption in a locked state of the phase locked loop.Type: ApplicationFiled: September 24, 2014Publication date: March 24, 2016Inventors: Christian Wicpalek, Thomas Mayer, Andreas Mayer, Thorsten Tracht
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Publication number: 20150333779Abstract: A communication system having self or internal calibration is disclosed. The system includes an antenna tuner, a mismatch component, a receiver, and a strength indicator. The antenna tuner is configured to mismatch an antenna according to a mismatch code. The mismatch code includes or alters antenna characteristics of the antenna. The mismatch component is configured to provide the mismatch code to the antenna tuner. The strength indicator is configured to measure a strength of the received signal.Type: ApplicationFiled: May 13, 2014Publication date: November 19, 2015Inventors: Grigory Itkin, Thorsten Tracht
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Patent number: 8855180Abstract: The disclosure relates to a receiver system that employs multiple instances of a DC compensation system to reduce DC offsets in a receiver path. The receiver has a receiver front end configured to receive an RF input signal and to operate on the RF input signal according to a plurality of receiver states to generate a baseband signal having a DC offset that is based upon the plurality of receiver states. A DC offset compensation circuit implements a plurality of instances of DC offset compensation components that respectively generate an estimated DC offset corresponding to a receiver state. A controller controls the receiver state of the receiver front end and operates the DC offset elimination circuit to selectively apply one of the plurality of DC compensation components to the corresponding baseband signal based upon the receiver state.Type: GrantFiled: October 31, 2012Date of Patent: October 7, 2014Assignee: Intel Mobile Communications GmbHInventors: Peter Noest, Peter Bode, Thorsten Tracht, Clemens Troebinger
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Publication number: 20140119418Abstract: The disclosure relates to a receiver system that employs multiple instances of a DC compensation system to reduce DC offsets in a receiver path. The receiver has a receiver front end configured to receive an RF input signal and to operate on the RF input signal according to a plurality of receiver states to generate a baseband signal having a DC offset that is based upon the plurality of receiver states. A DC offset compensation circuit implements a plurality of instances of DC offset compensation components that respectively generate an estimated DC offset corresponding to a receiver state. A controller controls the receiver state of the receiver front end and operates the DC offset elimination circuit to selectively apply one of the plurality of DC compensation components to the corresponding baseband signal based upon the receiver state.Type: ApplicationFiled: October 31, 2012Publication date: May 1, 2014Inventors: Peter Noest, Peter Bode, Thorsten Tracht, Clemens Troebinger
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Patent number: 8656242Abstract: According to an embodiments, a device may be provided. The device may include a data receiver configured to receive data in sets of consecutive packets from a data transmitter, wherein each set may include a first packet and at least one further packet. The device may further include a first packet reception determinator configured to determine whether the first packet of a set of consecutive packets is received by the data receiver. The device may further include a data sending determinator configured to determine whether the data transmitter sends the set of consecutive packets based on whether the first packet of the set of consecutive packets is received.Type: GrantFiled: April 6, 2011Date of Patent: February 18, 2014Assignee: Intel Mobile Communications GmbHInventors: Bernd Schmandt, Christian Ewert, Thorsten Tracht, Irene Schuster