Patents by Inventor Dirk Preikszat
Dirk Preikszat 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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Patent number: 11967933Abstract: In an example, a system includes circuitry on a first side of an isolation barrier and circuitry on a second side of the isolation barrier, where the isolation barrier is operable to electrically isolate the first side from the second side. The system also includes a trimmed oscillator, a first transmitter, and a first receiver on the first side, the trimmed oscillator coupled to the first transmitter. The system includes a tunable oscillator, a second transmitter, and a second receiver on the second side, the tunable oscillator coupled to the second receiver and the second transmitter. In the system, the first side is configured to transmit a training sequence to the second side, and the second side is configured to tune the tunable oscillator based on the training sequence.Type: GrantFiled: June 24, 2022Date of Patent: April 23, 2024Assignee: TEXAS INSTRUMENTS INCORPORATEDInventors: Gebhard Haug, Dirk Preikszat
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Patent number: 11860686Abstract: A clock oscillator control circuit is provided. The clock oscillator control circuit includes a signal processor configured to receive a composite clock request signal and output an altered composite clock request signal. The clock oscillator control circuit also includes logic circuitry configured to receive the altered composite clock request signal from the signal processor and a clock oscillator valid signal from a clock oscillator, and to output set and reset signals based on the altered composite clock request signal and the clock oscillator valid signal. The clock oscillator control circuit further includes a set-reset latch configured to receive the set and reset signals from the logic circuitry and to output an enable signal to the clock oscillator.Type: GrantFiled: October 5, 2022Date of Patent: January 2, 2024Assignee: Texas Instruments IncorporatedInventors: Atul Ramakant Lele, Dirk Preikszat, Sudhanshu Khanna, John Joseph Seibold
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Publication number: 20230421102Abstract: In an example, a system includes circuitry on a first side of an isolation barrier and circuitry on a second side of the isolation barrier, where the isolation barrier is operable to electrically isolate the first side from the second side. The system also includes a trimmed oscillator, a first transmitter, and a first receiver on the first side, the trimmed oscillator coupled to the first transmitter. The system includes a tunable oscillator, a second transmitter, and a second receiver on the second side, the tunable oscillator coupled to the second receiver and the second transmitter. In the system, the first side is configured to transmit a training sequence to the second side, and the second side is configured to tune the tunable oscillator based on the training sequence.Type: ApplicationFiled: June 24, 2022Publication date: December 28, 2023Inventors: Gebhard HAUG, Dirk PREIKSZAT
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Publication number: 20230384820Abstract: Aspects of the disclosure provide for an apparatus. In an example, the apparatus includes a clock switching circuit coupled to oscillators and one or more circuit units. The clock switching circuit is configured to receive, from the oscillators, a set of frequency signals, provide an uplink primary clock signal and an enable signal to the one or more circuit units, the enable signal determined synchronously with the uplink primary clock signal, receive, from the one or more circuit units or a clock management circuit, a clock frequency request, provide the uplink primary clock signal based on a first signal of the set of frequency signals, and according to the clock frequency request, determining whether to continue to provide the uplink primary clock signal based on the first signal or on a second signal of the set of frequency signals.Type: ApplicationFiled: May 25, 2022Publication date: November 30, 2023Inventors: Atul Ramakant LELE, Dirk PREIKSZAT, Gregory NORTH, Robin Osa HOEL, Tarjei AABERGE
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Publication number: 20230025885Abstract: A clock oscillator control circuit is provided. The clock oscillator control circuit includes a signal processor configured to receive a composite clock request signal and output an altered composite clock request signal. The clock oscillator control circuit also includes logic circuitry configured to receive the altered composite clock request signal from the signal processor and a clock oscillator valid signal from a clock oscillator, and to output set and reset signals based on the altered composite clock request signal and the clock oscillator valid signal. The clock oscillator control circuit further includes a set-reset latch configured to receive the set and reset signals from the logic circuitry and to output an enable signal to the clock oscillator.Type: ApplicationFiled: October 5, 2022Publication date: January 26, 2023Inventors: Atul Ramakant Lele, Dirk Preikszat, Sudhanshu Khanna, John Joseph Seibold
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Patent number: 11526719Abstract: A radio frequency identification (RFID) tag. In one embodiment, an RFID tag includes an integrated circuit die. The integrated circuit die includes circuitry configured to store information and transmit the stored information responsive to reception of a radio frequency (RF) signal. The integrated circuit die also includes an antenna coupled to the circuitry. The antenna is formed as a loop antenna array configured to transmit and receive RFID signals. Further, the RFID tag includes a first test pad and second test pad formed on the integrated circuit die with the first test pad coupled to a first end of the antenna by a first interconnect and a second test pad coupled to the second end of the antenna by a second interconnect.Type: GrantFiled: December 30, 2020Date of Patent: December 13, 2022Assignee: TEXAS INSTRUMENTS INCORPORATEDInventors: Dirk Preikszat, Stefan Beierke, Norbert Asche
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Patent number: 11467622Abstract: A clock oscillator control circuit is provided. The clock oscillator control circuit includes a signal processor configured to receive a composite clock request signal and output a altered composite clock request signal. The clock oscillator control circuit also includes logic circuitry configured to receive the altered composite clock request signal from the signal processor and a clock oscillator valid signal from a clock oscillator, and to output set and reset signals based on the altered composite clock request signal and the clock oscillator valid signal. The clock oscillator control circuit further includes a set-reset latch configured to receive the set and reset signals from the logic circuitry and to output an enable signal to the clock oscillator.Type: GrantFiled: February 23, 2021Date of Patent: October 11, 2022Assignee: TEXAS INSTRUMENTS INCORPORATEDInventors: Atul Ramakant Lele, Dirk Preikszat, Sudhanshu Khanna, John Joseph Seibold
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Publication number: 20220269304Abstract: A clock oscillator control circuit is provided. The clock oscillator control circuit includes a signal processor configured to receive a composite clock request signal and output a altered composite clock request signal. The clock oscillator control circuit also includes logic circuitry configured to receive the altered composite clock request signal from the signal processor and a clock oscillator valid signal from a clock oscillator, and to output set and reset signals based on the altered composite clock request signal and the clock oscillator valid signal. The clock oscillator control circuit further includes a set-reset latch configured to receive the set and reset signals from the logic circuitry and to output an enable signal to the clock oscillator.Type: ApplicationFiled: February 23, 2021Publication date: August 25, 2022Inventors: Atul Ramakant Lele, Dirk Preikszat, Sudhanshu Khanna, John Joseph Seibold
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Publication number: 20210117751Abstract: A radio frequency identification (RFID) tag. In one embodiment, an RFID tag includes an integrated circuit die. The integrated circuit die includes circuitry configured to store information and transmit the stored information responsive to reception of a radio frequency (RF) signal. The integrated circuit die also includes an antenna coupled to the circuitry. The antenna is configured to transmit and receive RFID signals. Further, the antenna and the interconnects of the circuitry are formed of a same metal, and fabricated using a same semiconductor process.Type: ApplicationFiled: December 30, 2020Publication date: April 22, 2021Inventors: Dirk Preikszat, Stefan Beierke, Norbert Asche
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Patent number: 10909440Abstract: A radio frequency identification (RFID) tag. In one embodiment, an RFID tag includes an integrated circuit die. The integrated circuit die includes circuitry configured to store information and transmit the stored information responsive to reception of a radio frequency (RF) signal. The integrated circuit die also includes an antenna coupled to the circuitry. The antenna is configured to transmit and receive RFID signals. Further, the antenna and the interconnects of the circuitry are formed of a same metal, and fabricated using a same semiconductor process.Type: GrantFiled: August 22, 2013Date of Patent: February 2, 2021Assignee: TEXAS INSTRUMENTS INCORPORATEDInventors: Dirk Preikszat, Stefan Beierke, Norbert Asche
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Publication number: 20150053770Abstract: A radio frequency identification (RFID) tag. In one embodiment, an RFID tag includes an integrated circuit die. The integrated circuit die includes circuitry configured to store information and transmit the stored information responsive to reception of a radio frequency (RF) signal. The integrated circuit die also includes an antenna coupled to the circuitry. The antenna is configured to transmit and receive RFID signals. Further, the antenna and the interconnects of the circuitry are formed of a same metal, and fabricated using a same semiconductor process.Type: ApplicationFiled: August 22, 2013Publication date: February 26, 2015Applicant: TEXAS INSTRUMENTS DEUTSCHLAND GMBHInventors: Dirk Preikszat, Stefan Beierke, Norbert Asche
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Patent number: 8941473Abstract: An electronic device comprising a first node to be coupled to a first antenna, a second node coupled to a second antenna, a third node to be coupled to a third antenna, a first comparator coupled with a first input to the first node and with a second input to a second node, a second comparator coupled with a first input to the first node and with a second input to the third node, a third comparator coupled with a first input to the second node and with a second input to the third node. Each of the first, the second and the third comparators are configured to compare a first current and a second current at the first input and the second input.Type: GrantFiled: November 8, 2011Date of Patent: January 27, 2015Assignee: Texas Instruments Deutschland GmbHInventors: Oliver Nehrig, Dirk Preikszat
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Publication number: 20120119884Abstract: An electronic device comprising a first node to be coupled to a first antenna, a second node coupled to a second antenna, a third node to be coupled to a third antenna, a first comparator coupled with a first input to the first node and with a second input to a second node, a second comparator coupled with a first input to the first node and with a second input to the third node, a third comparator coupled with a first input to the second node and with a second input to the third node. Each of the first, the second and the third comparators are configured to compare a first current and a second current at the first input and the second input.Type: ApplicationFiled: November 8, 2011Publication date: May 17, 2012Applicant: Texas Instruments Deutschland GmbHInventors: Oliver Nehrig, Dirk Preikszat
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Publication number: 20040175891Abstract: A semiconductor device (200) comprising a semiconductor substrate (210) having source and drain regions (530, 540) located in the semiconductor substrate (210) and having similar doping profiles, wherein a channel region (550) extends from the source region (530) to the drain region (540). The semiconductor device (200) also comprises a dielectric layer (230) located over the source and drain regions (530, 540), the dielectric layer (230) having first and second thicknesses (T1, T2) wherein the second thickness (T2) is substantially less than the first thickness (T1) and is partially located over the channel region (550). The semiconductor device (200) also comprises a gate (510) located over the dielectric layer (230) wherein the second thickness (T2) is located between an end (515) of the gate (510) and one of the source and drain regions (530, 540).Type: ApplicationFiled: March 15, 2004Publication date: September 9, 2004Applicant: Texas Instruments Deutschland GmbHInventors: Jozef C. Mitros, Imran Khan, William Nehrer, Lou Hutter, Dirk Preikszat
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Patent number: 6734491Abstract: A semiconductor device (200) comprising a semiconductor substrate (210) having source and drain regions (530, 540) located in the semiconductor substrate (210) and having similar doping profiles, wherein a channel region (550) extends from the source region (530) to the drain region (540). The semiconductor device (200) also comprises a dielectric layer (230) located over the source and drain regions (530, 540), the dielectric layer (230) having first and second thicknesses (T1, T2) wherein the second thickness (T2) is substantially less than the first thickness (T1) and is partially located over the channel region (550). The semiconductor device (200) also comprises a gate (510) located over the dielectric layer (230) wherein the second thickness (T2) is located between an end (515) of the gate (510) and one of the source and drain regions (530, 540).Type: GrantFiled: December 30, 2002Date of Patent: May 11, 2004Assignee: Texas Instruments Deutschland GmbHInventors: Jozef C. Mitros, Imran Khan, William Nehrer, Lou Hutter, Dirk Preikszat