Patents by Inventor David Christopher Garrett
David Christopher Garrett 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: 20210224649Abstract: Provided herein is an integrated circuit for generating augmented training data, including a host processor configured to receive a signal stream. The integrated circuit also has a co-processor commutatively coupled to the host-processor includes a neural network with at least a first set of weights configured to identify one or more target signals from the signal stream received from the host processor. A plurality of augmentation tools are also accessible to the integrated circuit. Finally, the integrated circuit, coupled computing device or other suitable digital signal processor stores a plurality of the one or more identified target signals, and upon reaching a predetermined threshold of identified target signals, utilizes the plurality of augmentation tools to generate an extended set of target signals, and generates a second set of weights for the neural network based on the extended set of target signals generated by the augmentation tools.Type: ApplicationFiled: January 16, 2021Publication date: July 22, 2021Applicant: SYNTIANTInventors: Kurt F. Busch, Jeremiah H. Hollemen, Pieter Vorenkamp, Stephen W. Bailey, David Christopher Garrett
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Publication number: 20210224078Abstract: Provided herein is an integrated circuit including, in some embodiments, a host processor, a digitally implemented neural network co-processor, and a communications interface between the host processor and the co-processor configured to transmit information therebetween. The special-purpose host processor can be operable as a stand-alone processor. The neural network co-processor may include a digitally implemented neural network. The co-processor is configured to enhance special-purpose processing of the host processor through an artificial neural network. In such embodiments, the host processor is wake keyword identifier processor configured to transmit one or more detected patterns to the co-processor over a communications interface. The co-processor is configured to transmit the recognized patterns to the host processor which can then identify and verify wake keywords spoken by a known user.Type: ApplicationFiled: January 16, 2021Publication date: July 22, 2021Applicant: SYNTIANTInventors: Kurt F. Busch, Jeremiah H. Holleman, III, Pieter Vorenkamp, Stephen W. Bailey, David Christopher Garrett
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Patent number: 10559880Abstract: A device that implements hybrid beamforming may include at least one processor configured to determine a first beam setting based on a first set of criteria associated with a first user device. The at least one processor may be configured to form a first beam based on the first beam setting using at least one digital beamforming circuit and at least one radio frequency (RF) beamforming circuit. The at least one processor may be configured to transmit, via first antenna elements, the first beam to the first user device.Type: GrantFiled: October 27, 2016Date of Patent: February 11, 2020Assignee: AVAGO TECHNOLOGIES INTERNATIONAL SALES PTE. LIMITEDInventors: David Christopher Garrett, Alireza Tarighat Mehrabani, Nicholas Ilyadis, Eran Ridel
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Patent number: 10396874Abstract: A device that implements proactive beamforming while in motion may include at least one processor configured to establish communication with a first base station via a first beam. The at least one processor may be configured to monitor motion of at least one of: the device, the first base station, or a second base station. The at least one processor may be configured to determine that the device is approaching a second base station based at least in part on the monitored motion. The at least one processor may be configured to form a second beam in a direction of the second base station. The at least one processor may be configured to establish communication with the second base station via the second beam and terminate the first beam with the first base station upon establishing communication with the second base station via the second beam.Type: GrantFiled: October 27, 2016Date of Patent: August 27, 2019Assignee: AVAGO TECHNOLOGIES INTERNATIONAL SALES PTE. LIMITEDInventors: David Christopher Garrett, Nicholas Ilyadis, Alireza Tarighat Mehrabani, Eran Ridel
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Patent number: 10084626Abstract: A wireless transmitter processing chain includes digital radio frequency mixing circuitry to generate, in digital form, a representation of a transmit signal including multiple communication channels. From the digital representation, a wideband digital to analog converter creates the analog transmit signal that includes the communication channels. Individual mixers and filters follow, with mixing frequencies tuned to place the communication channels at the desired frequency centers.Type: GrantFiled: October 30, 2017Date of Patent: September 25, 2018Assignee: Avago Technologies General IP (Singapore) Pte. Ltd.Inventors: Franciscus Maria Leonardus Van der Goes, David Christopher Garrett, Jan Mulder
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Publication number: 20180241404Abstract: A circuit for phase locked loop (PLL) multiple spur cancellation includes multiple spur cancellation circuits and a number of multiplexers that are coupled to respective input ports of the spur cancellation circuits. The circuit further includes a number of demultiplexers that are coupled to respective output ports of the spur cancellation circuits. Each spur cancellation circuit can cancel a spur associated with a spur source, and input nodes of the multiplexers and output nodes of the demultiplexers are coupled to different connection points of a PLL circuit.Type: ApplicationFiled: October 20, 2017Publication date: August 23, 2018Inventors: Long BU, David Christopher Garrett, Dandan Li
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Patent number: 10056912Abstract: A circuit for phase locked loop (PLL) multiple spur cancellation includes multiple spur cancellation circuits and a number of multiplexers that are coupled to respective input ports of the spur cancellation circuits. The circuit further includes a number of demultiplexers that are coupled to respective output ports of the spur cancellation circuits. Each spur cancellation circuit can cancel a spur associated with a spur source, and input nodes of the multiplexers and output nodes of the demultiplexers are coupled to different connection points of a PLL circuit.Type: GrantFiled: October 20, 2017Date of Patent: August 21, 2018Assignee: Avago Technologies General IP (Singapore) Pte. Ltd.Inventors: Long Bu, David Christopher Garrett, Dandan Li
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Publication number: 20180054338Abstract: A wireless transmitter processing chain includes digital radio frequency mixing circuitry to generate, in digital form, a representation of a transmit signal including multiple communication channels. From the digital representation, a wideband digital to analog converter creates the analog transmit signal that includes the communication channels. Individual mixers and filters follow, with mixing frequencies tuned to place the communication channels at the desired frequency centers.Type: ApplicationFiled: October 30, 2017Publication date: February 22, 2018Applicant: Avago Technologies General IP (Singapore) Pte. Ltd.Inventors: Franciscus Maria Leonardus Van der Goes, David Christopher Garrett, Jan Mulder
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Patent number: 9806924Abstract: A wireless transmitter processing chain includes digital radio frequency mixing circuitry to generate, in digital form, a representation of a transmit signal including multiple communication channels. From the digital representation, a wideband digital to analog converter creates the analog transmit signal that includes the communication channels. Individual mixers and filters follow, with mixing frequencies tuned to place the communication channels at the desired frequency centers.Type: GrantFiled: March 4, 2016Date of Patent: October 31, 2017Assignee: Avago Technologies General IP (Singapore) Pte. Ltd.Inventors: Franciscus Maria Leonardus Van der Goes, David Christopher Garrett, Jan Mulder
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Publication number: 20170244585Abstract: A wireless transmitter processing chain includes digital radio frequency mixing circuitry to generate, in digital form, a representation of a transmit signal including multiple communication channels. From the digital representation, a wideband digital to analog converter creates the analog transmit signal that includes the communication channels. Individual mixers and filters follow, with mixing frequencies tuned to place the communication channels at the desired frequency centers.Type: ApplicationFiled: March 4, 2016Publication date: August 24, 2017Inventors: Franciscus Maria Leonardus Van der Goes, David Christopher Garrett, Jan Mulder
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Patent number: 9680621Abstract: A method for improving multiple-user (MU) multiple-input-multiple-output (MIMO) acknowledge (ACK) protocol efficiency includes: receiving a sounding frame from a device, sending a feedback response, which includes quantized channel state information (CSI) to the device, receiving an MU physical-layer protocol data unit (PPDU) frame from the device, and in response to receiving the MU PPDU frame, sending an ACK frame to the device without receiving a polling frame prior to the ACK frame.Type: GrantFiled: April 8, 2014Date of Patent: June 13, 2017Assignee: Avago Technologies General IP (Singapore) Pte. Ltd.Inventors: Jun Zheng, Nihar Jindal, David Christopher Garrett
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Patent number: 9419699Abstract: A method for improving multiple-user (MU) multiple-input-multiple-output (MIMO) protocol efficiency includes transmitting an MU frame to multiple devices. The MU frame is beamformed to enable a corresponding one of the devices to receive an intended stream at high power. The MU frame includes an additional sounding-field. Acknowledgement (ACK) responses are received from at least some of the plurality of devices. Each of the ACK responses includes a sounding response frame including a channel feedback.Type: GrantFiled: April 2, 2014Date of Patent: August 16, 2016Assignee: BROADCOM CORPORATIONInventors: David Christopher Garrett, Jun Zheng, Nihar Jindal
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Patent number: 9374245Abstract: A radio device receives a band-limited signal and estimates signal components beyond the band edges to extend the signal and eliminate the band-limited effects. The extended signal is transformed to the time domain to produce an estimate of the true time domain channel.Type: GrantFiled: September 6, 2013Date of Patent: June 21, 2016Assignee: Broadcom CorporationInventors: David Christopher Garrett, Nihar Jindal, Eric Jon Ojard, Alfonso Cano Pleite
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Publication number: 20150222346Abstract: A method for improving multiple-user (MU) multiple-input-multiple-output (MIMO) protocol efficiency includes transmitting an MU frame to multiple devices. The MU frame is beamformed to enable a corresponding one of the devices to receive an intended stream at high power. The MU frame includes an additional sounding-field. Acknowledgement (ACK) responses are received from at least some of the plurality of devices. Each of the ACK responses includes a sounding response frame including a channel feedback.Type: ApplicationFiled: April 2, 2014Publication date: August 6, 2015Applicant: BROADCOM CORPORATIONInventors: David Christopher GARRETT, Jun Zheng, Nihar Jindal
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Publication number: 20150222406Abstract: A method for improving multiple-user (MU) multiple-input-multiple-output (MIMO) acknowledge (ACK) protocol efficiency includes: receiving a sounding frame from a device, sending a feedback response, which includes quantized channel state information (CSI) to the device, receiving an MU physical-layer protocol data unit (PPDU) frame from the device, and in response to receiving the MU PPDU frame, sending an ACK frame to the device without receiving a polling frame prior to the ACK frame.Type: ApplicationFiled: April 8, 2014Publication date: August 6, 2015Applicant: BROADCOM CORPORATIONInventors: Jun Zheng, Nihar Jindal, David Christopher Garrett
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Publication number: 20150036772Abstract: A radio device receives a band-limited signal and estimates signal components beyond the band edges to extend the signal and eliminate the band-limited effects. The extended signal is transformed to the time domain to produce an estimate of the true time domain channel.Type: ApplicationFiled: September 6, 2013Publication date: February 5, 2015Applicant: Broadcom CorporationInventors: David Christopher Garrett, Nihar Jindal, Eric Jon Ojard, Alfonso Cano Pleite
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Publication number: 20140229099Abstract: Various configurations and arrangements of various location aware appointment management applications are disclosed. Location aware appointment management applications can track the real-time location of the appointment participants, calculate the estimated time of arrival of the appointment participants based on a variety of factors including, for example, the participants' distance from the appointment location, speed of travel to the appointment location, real-time traffic conditions of the appointment participants route of travel to the appointment location, real-time weather conditions, profile information on the participants travel habits, the participants' mode of transportation, public transportation schedules and on time data, etc.Type: ApplicationFiled: May 30, 2013Publication date: August 14, 2014Inventors: David Christopher Garrett, Brian Wacter, Hwa Chun Lee