Patents by Inventor OFER BENJAMIN
OFER BENJAMIN 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: 20230361802Abstract: In various aspects, a radio frequency circuit is provided. The radio frequency circuit may include a substrate that may include a radio frequency front-end to antenna (RF FE-to-Ant) connector. The RF FE-to-Ant connector may include a conductor track structure and a substrate connection structure coupled to the conductor track structure. The substrate may include radio frequency front-end circuitry monolithically integrated in the substrate. The substrate connection structure may include at least one of a solderable structure, a weldable structure, or an adherable structure. The substrate connection structure may be configured to form at least one radio frequency signal interface with an antenna circuit connection structure of a substrate-external antenna circuit. The substrate may include an edge region. The substrate connection structure may be disposed in the edge region.Type: ApplicationFiled: November 3, 2020Publication date: November 9, 2023Inventors: Jayprakash THAKUR, Ofir DEGANI, Ronen KRONFELD, Ehud RESHEF, Seong-Youp J. SUH, Tal SHOSHANA, Eytan MANN, Maruti TAMRAKAR, Ashoke RAVI, Jose Rodrigo CAMACHO PEREZ, Timo Sakari HUUSARI, Eli BOROKHOVICH, Amir RUBIN, Ofer BENJAMIN, Tae Young YANG, Harry SKINNER, Kwan ho LEE, Jaejin LEE, Dong-Ho Han, Shahar GROSS, Eran SEGEV, Telesphor KAMGAING
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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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Publication number: 20230291433Abstract: A transceiver may include a transmit path and a receive path that are each coupled to a radio frequency (RF) interface, and a self-interference canceller (SIC). The SIC is coupled between the transmit and the receive paths. The SIC is configured to cancel a self-interference signal from a received signal on the receive path based on a transmit signal on the transmit path.Type: ApplicationFiled: June 25, 2021Publication date: September 14, 2023Inventors: Ofer Benjamin, Eli Borokhovich, Brent Carlton, Ofir Degani, Ronen Kronfeld, Stefano Pellerano, Mustafijur Rahman, Ehud Reshef, Sarit Zur
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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: 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: 10952250Abstract: A receiver for detecting channel occupancy of a radio channel is provided. The receiver includes an oscillation circuit configured to generate an oscillation signal. The oscillation circuit is configured to alternate a frequency of the oscillation signal between at least two different frequency values. Further, the receiver includes a down-conversion circuit configured to generate, based on a received radio frequency signal and the oscillation signal, one of an in-phase component and a quadrature component of a baseband signal. The receiver additionally includes a processing circuit configured to calculate, based on the in-phase component or the quadrature component, a signal power of the radio frequency signal.Type: GrantFiled: February 7, 2017Date of Patent: March 16, 2021Assignee: Intel IP CorporationInventors: Roy Amel, Shahar Gross, Ofer Benjamin
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Publication number: 20190349993Abstract: A receiver for detecting channel occupancy of a radio channel is provided. The receiver includes an oscillation circuit configured to generate an oscillation signal. The oscillation circuit is configured to alternate a frequency of the oscillation signal between at least two different frequency values. Further, the receiver includes a down-conversion circuit configured to generate, based on a received radio frequency signal and the oscillation signal, one of an in-phase component and a quadrature component of a baseband signal. The receiver additionally includes a processing circuit configured to calculate, based on the in-phase component or the quadrature component, a signal power of the radio frequency signal.Type: ApplicationFiled: February 7, 2017Publication date: November 14, 2019Inventors: Roy Amel, Shahar Gross, Ofer Benjamin
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Patent number: 10469036Abstract: Methods and systems for calibrating a receiver utilizing a noise signal generated by a power amplifier associated with a transmitter are provided. A calibration method or mode includes generating a noise signal with a power amplifier associated with a transmitter of the transceiver; processing the noise signal with the receiver to generate a received signal; and calibrating the receiver based at least on the received signal.Type: GrantFiled: December 22, 2016Date of Patent: November 5, 2019Assignee: Intel IP CorporationInventors: Ofer Benjamin, Shahar Gross, Roy Amel
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Patent number: 10340958Abstract: An apparatus for a low-power radar detection (LPRD) receiver is proposed in this disclosure. The LPRD receiver comprises an analog-to-digital converter (ADC) circuit configured to receive an analog dynamic frequency selection (DFS) signal associated with a DFS channel in a DFS frequency band to generate a digital DFS signal. The ADC circuit comprises a finite impulse response (FIR) filter circuit configured to sample the analog DFS signal at an FIR sampling rate determined based on a predetermined frequency plan associated with the DFS frequency band to generate a sampled DFS signal; and an ADC conversion circuit configured to convert the sampled DFS signal to the digital DFS signal at an ADC conversion rate that is lower than the FIR sampling rate.Type: GrantFiled: December 28, 2016Date of Patent: July 2, 2019Assignee: Intel IP CorporationInventors: Sarit Zur, Ofer Benjamin, Eshel Gordon
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Patent number: 10299290Abstract: Some demonstrative embodiments include apparatuses, devices, systems and methods of radar detection. For example, an apparatus may include a first detector component to detect energy over a wireless communication channel; a second detector component to detect a signal over the wireless communication channel, and to determine at least a classification of the signal as a radar-type or a non-radar type; a storage component to store radar detection information corresponding to signals detected by the second detector component, the radar detection information including at least the classification of the signal and one or more characteristics of the signal; and a controller to activate the second detector component upon detection of the energy by the first detector component, the controller configured to cause a radar-detection analysis of the radar detection information corresponding to a predefined time period.Type: GrantFiled: September 30, 2016Date of Patent: May 21, 2019Assignee: INTEL IP CORPORATIONInventors: Roy Amel, Noam Ginsburg, Ofer Benjamin, Shahar Gross
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Patent number: 10051584Abstract: The present disclosure relates to a transmitter for transmitting a transmit signal comprising a first signal portion and a second signal portion. The transmitter comprises a power amplifier configured to amplify the transmit signal. The power amplifier is prone to undesired gain variations during the first and the second signal portion. The transmitter further comprises a transmit feedback receiver coupled to an output of the power amplifier and configured to feed back the transmit signal to generate a fed back first signal portion and a fed back second signal portion. Processing circuitry is configured to determine a first gain relation between the fed back first signal portion and the first signal portion and to determine at least one second gain relation between the fed back second signal portion and the second signal portion. Power adjustment circuitry is configured to adjust a transmit power of the transmit signal according to a variation between the first gain relation and the second gain relation.Type: GrantFiled: December 1, 2017Date of Patent: August 14, 2018Assignee: Intel IP CorporationInventors: Shahar Gross, Ran Shimon, Roy Amel, Ofer Benjamin, Slava Vaysman
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Publication number: 20180192379Abstract: The present disclosure relates to a transmitter for transmitting a transmit signal comprising a first signal portion and a second signal portion. The transmitter comprises a power amplifier configured to amplify the transmit signal. The power amplifier is prone to undesired gain variations during the first and the second signal portion. The transmitter further comprises a transmit feedback receiver coupled to an output of the power amplifier and configured to feed back the transmit signal to generate a fed back first signal portion and a fed back second signal portion. Processing circuitry is configured to determine a first gain relation between the fed back first signal portion and the first signal portion and to determine at least one second gain relation between the fed back second signal portion and the second signal portion. Power adjustment circuitry is configured to adjust a transmit power of the transmit signal according to a variation between the first gain relation and the second gain relation.Type: ApplicationFiled: December 1, 2017Publication date: July 5, 2018Inventors: Shahar Gross, Ran Shimon, Roy Amel, Ofer Benjamin, Slava Vaysman
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Publication number: 20180183390Abstract: Methods and systems for calibrating a receiver utilizing a noise signal generated by a power amplifier associated with a transmitter are provided. A calibration method or mode includes generating a noise signal with a power amplifier associated with a transmitter of the transceiver; processing the noise signal with the receiver to generate a received signal; and calibrating the receiver based at least on the received signal.Type: ApplicationFiled: December 22, 2016Publication date: June 28, 2018Inventors: Ofer Benjamin, Shahar Gross, Roy Amel
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Publication number: 20180180714Abstract: An apparatus for a low-power radar detection (LPRD) receiver is proposed in this disclosure. The LPRD receiver comprises an analog-to-digital converter (ADC) circuit configured to receive an analog dynamic frequency selection (DFS) signal associated with a DFS channel in a DFS frequency band to generate a digital DFS signal. The ADC circuit comprises a finite impulse response (FIR) filter circuit configured to sample the analog DFS signal at an FIR sampling rate determined based on a predetermined frequency plan associated with the DFS frequency band to generate a sampled DFS signal; and an ADC conversion circuit configured to convert the sampled DFS signal to the digital DFS signal at an ADC conversion rate that is lower than the FIR sampling rate.Type: ApplicationFiled: December 28, 2016Publication date: June 28, 2018Inventors: Sarit Zur, Ofer Benjamin, Eshel Gordon
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Publication number: 20180098351Abstract: Some demonstrative embodiments include apparatuses, devices, systems and methods of radar detection. For example, an apparatus may include a first detector component to detect energy over a wireless communication channel; a second detector component to detect a signal over the wireless communication channel, and to determine at least a classification of the signal as a radar-type or a non-radar type; a storage component to store radar detection information corresponding to signals detected by the second detector component, the radar detection information including at least the classification of the signal and one or more characteristics of the signal; and a controller to activate the second detector component upon detection of the energy by the first detector component, the controller configured to cause a radar-detection analysis of the radar detection information corresponding to a predefined time period.Type: ApplicationFiled: September 30, 2016Publication date: April 5, 2018Inventors: Roy Amel, Noam Ginsburg, Ofer Benjamin, Shahar Gross
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Patent number: 9864713Abstract: A method includes receiving a group of logic signals to be sampled at a common sampling timing. Individual time delays, which individually align each of the logic signals to the common sampling timing, are selected for the respective logic signals in the group. Each of the logic signals is delayed by the respective selected individual time delay, and the entire group of the delayed logic signals is sampled at the common sampling timing.Type: GrantFiled: December 3, 2015Date of Patent: January 9, 2018Assignee: MARVELL ISRAEL (M.I.S.L.) LTD.Inventors: Ofer Benjamin, Eldad Bar-Lev
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Patent number: 9618569Abstract: A testing method includes measuring an electrical parameter of a device under test (DUT) and a corresponding temperature of the DUT one or more times, determining coefficients in a pre-constructed model based on a plurality of measured values of the electrical parameter and corresponding measured temperatures to characterize a relationship of the electrical parameter to the temperature, and determining a quality of the DUT based on the model and a limit value of the electrical parameter at a specified temperature. The model is pre-constructed to characterize the relationship of the electrical parameter to the temperature with the coefficients that are DUT-dependent variables.Type: GrantFiled: February 22, 2012Date of Patent: April 11, 2017Assignee: Marvell Israel (M.I.S.L) Ltd.Inventors: Ofer Benjamin, Igal Sade, Nasim Nasser