Patents by Inventor Christian Jenkner
Christian Jenkner 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: 20160072383Abstract: According to various embodiments, a circuit includes a charge pump and a feedback circuit. The charge pump includes a first input, a second input configured to receive an offset signal, and an output terminal configured to provide a charge pump signal based on the first and second inputs. The feedback circuit includes a first input coupled to the output of the charge pump, a second input configured to be coupled to a reference signal, an enable input configured to enable and disable the feedback circuit, and a feedback output coupled to the first input of the charge pump.Type: ApplicationFiled: November 13, 2015Publication date: March 10, 2016Inventors: Christian Jenkner, Richard Gaggl
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Publication number: 20160007101Abstract: A sensor and a method for sensing a signal are disclosed. In one embodiment, a sensor device includes a first sensor circuitry configured to provide a first sensor signal in a first frequency band, a second sensor circuitry configured to provide at least one second sensor signal in a second frequency band and a combiner circuitry configured to combine the first and the at least one second sensor signal into a combined sensor signal.Type: ApplicationFiled: July 1, 2014Publication date: January 7, 2016Inventors: Dietmar Straeussnigg, Andreas Wiesbauer, Christian Jenkner
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Patent number: 9204514Abstract: A laser control device comprises a driver circuitry for supplying a drive current to a laser diode (LD). The device further comprises a digital storage for storing drive current values for a plurality of temperature conditions, and a central processing unit coupled to the digital storage for controlling the driver circuitry in accordance with the drive current values from said digital storage. The central processing unit is configured for multiple updating the drive current values stored in the digital storage.Type: GrantFiled: October 7, 2011Date of Patent: December 1, 2015Assignee: Lantiq Beteiligungs-GmbH & Co.KGInventors: Gunther Steinle, Christian Jenkner
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Patent number: 9190903Abstract: According to various embodiments, a circuit includes a charge pump and a feedback circuit. The charge pump includes a first input, a second input configured to receive an offset signal, and an output terminal configured to provide a charge pump signal based on the first and second inputs. The feedback circuit includes a first input coupled to the output of the charge pump, a second input configured to be coupled to a reference signal, an enable input configured to enable and disable the feedback circuit, and a feedback output coupled to the first input of the charge pump.Type: GrantFiled: December 20, 2013Date of Patent: November 17, 2015Assignee: Infineon Technologies, AGInventors: Christian Jenkner, Richard Gaggl
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Patent number: 9179221Abstract: A micro-electro-mechanical system (MEMS) device includes a first plate, a second plate disposed over the first plate, and a first moveable plate disposed between the first plate and the second plate. The MEMS device further includes a second moveable plate disposed between the first moveable plate and the second plate.Type: GrantFiled: April 17, 2014Date of Patent: November 3, 2015Assignee: Infineon Technologies AGInventors: Stefan Barzen, Andreas Wiesbauer, Christian Jenkner, Marc Fueldner
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Publication number: 20150256914Abstract: According to embodiments described herein, a circuit includes an interface circuit configured to be coupled to a transducer and a detection circuit. The interface circuit is configured to provide a digital output signal to a signal input terminal of a processing circuit. The detection circuit is configured to receive the digital output signal and provide a low power enable signal to a low power enable terminal of the processing circuit. In the various embodiments, the digital output signal is based on a transduced signal from the transducer and the low power enable signal is determined by comparing the digital output signal with a first threshold.Type: ApplicationFiled: March 10, 2014Publication date: September 10, 2015Applicant: INFINEON TECHNOLOGIES AGInventors: Andreas Wiesbauer, Christian Jenkner
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Publication number: 20150180333Abstract: According to various embodiments, a circuit includes a charge pump and a feedback circuit. The charge pump includes a first input, a second input configured to receive an offset signal, and an output terminal configured to provide a charge pump signal based on the first and second inputs. The feedback circuit includes a first input coupled to the output of the charge pump, a second input configured to be coupled to a reference signal, an enable input configured to enable and disable the feedback circuit, and a feedback output coupled to the first input of the charge pump.Type: ApplicationFiled: December 20, 2013Publication date: June 25, 2015Applicant: INFINEON TECHNOLOGIES AGInventors: Christian Jenkner, Richard Gaggl
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Patent number: 9031211Abstract: Audio processing systems and corresponding methods are disclosed, wherein the audio processing system comprises at least one of an analog portion and a digital portion.Type: GrantFiled: February 20, 2007Date of Patent: May 12, 2015Assignee: Lantiq Beteiligungs-GmbH & Co. KGInventors: Gerfried Krampl, Peter Linortner, Christian Jenkner, Thomas Ferianz, Joachim Pichler, Thomas Linder, Gerhard Noessing
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Publication number: 20150110296Abstract: In accordance with an embodiment, an interface circuit includes an amplifier configured to be coupled to a transducer, a first bypass circuit coupled to a first voltage reference and the amplifier, a second bypass circuit coupled to the first voltage reference and the amplifier, and a control circuit coupled to the second bypass circuit. The first bypass circuit conducts a current when an input signal amplitude greater than a first threshold is applied to the transducer and the control circuit causes the second bypass circuit to conduct a current for a first time period after the first bypass circuit conducts a current.Type: ApplicationFiled: October 22, 2013Publication date: April 23, 2015Applicant: INFINEON TECHNOLOGIES AGInventors: Christian Jenkner, Richard Gaggl, Benno Muehlbacher
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Publication number: 20150110295Abstract: In accordance with an embodiment, an interface circuit includes a variable voltage bias generator coupled to a transducer, and a measurement circuit coupled to an output of the transducer. The measurement circuit is configured to measure an output amplitude of the transducer. The interface circuit further includes a calibration controller coupled to the bias generator and the measurement circuit, and is configured to set a sensitivity of the transducer and interface circuit during an auto-calibration sequence.Type: ApplicationFiled: October 22, 2013Publication date: April 23, 2015Applicant: Infineon Technologies AGInventors: Christian Jenkner, Richard Gaggl
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Publication number: 20150023529Abstract: In accordance with an embodiment of the present invention, a micro-electro-mechanical system (MEMS) device includes a first plate, a second plate disposed over the first plate, and a first moveable plate disposed between the first plate and the second plate. The MEMS device further includes a second moveable plate disposed between the first moveable plate and the second plate.Type: ApplicationFiled: April 17, 2014Publication date: January 22, 2015Applicant: Infineon Technologies AGInventors: Stefan Barzen, Andreas Wiesbauer, Christian Jenkner, Marc Fueldner
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Patent number: 8867736Abstract: A control device includes a circuit operable to sense an analog input voltage dependent on a line current flowing via a communication line of a terminal generate an analog difference voltage in a constant line current operation based on a difference between the sensed analog input voltage and an analog feedback voltage which depends on an adjustable nominal direct-current value and filter a sequence of control error values from a sequence of digital difference voltage values converted from the generated analog difference voltage. The circuit is further operable to convert a control value generated from the sequence of control error values in the constant line current operation to an analog direct voltage for supplying the terminal and convert the nominal direct-current value into the analog feedback voltage in the constant line current operation.Type: GrantFiled: December 29, 2011Date of Patent: October 21, 2014Assignee: Lantiq Deutschland GmbHInventors: Richard Gaggl, Christian Jenkner, Gerhard Noessing
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Patent number: 8810226Abstract: Methods and apparatuses include operating a semiconductor component using a DC/DC-converter. The DC/DC-converter has its duty cycle controlled. A voltage at the semiconductor component is sensed for a voltage. The duty cycle is controlled or regulated so that the sensed voltage corresponds to a predetermined voltage. The predetermined voltage may be gradually increased until a difference between the sensed voltage and the predetermined voltage reaches a predetermined limit.Type: GrantFiled: February 28, 2012Date of Patent: August 19, 2014Assignee: Lantiq Deutschland GmbHInventors: Christian Jenkner, Gunther Steinle
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Patent number: 8787559Abstract: A CODEC circuit for POTS system comprises a digital circuit for outputting a digital control signal having a first bit width, the digital control signal being indicative of a voltage to be applied to a POTS subscriber line pair. Further, the CODEC comprises a noise shaper coupled to an output of the digital circuit for generating a noise-shaped control signal and a digital-to-analog converter coupled to an output of the noise shaper, the input of the digital-to-analog converter having a second bit width being larger than 1 and smaller than the first bit width.Type: GrantFiled: February 28, 2012Date of Patent: July 22, 2014Assignee: Lantiq Deutschland GmbHInventors: Christian Jenkner, Gerhard Noessing, Richard Gaggl, Joachim Pichler
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Patent number: 8310793Abstract: A DC-to-DC converter includes a switching control circuit adapted to provide a control signal having a duty cycle. A switching regulator is adapted to receive both a supply voltage having the first voltage level and the control signal. The switching regulator is further adapted to provide an output signal at the second voltage level as a function of both the supply voltage and the control signal. In addition, a current sensing circuit is adapted to provide at least one alarm signal based the duty cycle of the time-varying signal. Other systems and methods are also disclosed.Type: GrantFiled: July 21, 2009Date of Patent: November 13, 2012Assignee: Infineon Technologies AGInventors: Christian Jenkner, Sergio Walter
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Publication number: 20120263202Abstract: A laser control device comprises a driver circuitry for supplying a drive current to a laser diode (LD). The device further comprises a digital storage for storing drive current values for a plurality of temperature conditions, and a central processing unit coupled to the digital storage for controlling the driver circuitry in accordance with the drive current values from said digital storage. The central processing unit is configured for multiple updating the drive current values stored in the digital storage.Type: ApplicationFiled: October 7, 2011Publication date: October 18, 2012Inventors: Gunther STEINLE, Christian JENKNER
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Publication number: 20120223694Abstract: Methods and apparatuses are provided for operating a semiconductor component using a DC/DC-converter. The DC/DC-converter has its duty cycle controlled.Type: ApplicationFiled: February 28, 2012Publication date: September 6, 2012Applicant: Lantiq Deutschland GmbHInventors: Christian Jenkner, Gunther Steinle
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Patent number: 8243916Abstract: A CODEC circuit for POTS system comprises a digital circuit for outputting a digital control signal having a first bit width, the digital control signal being indicative of a voltage to be applied to a POTS subscriber line pair. Further, the CODEC circuit comprises a noise shaper coupled to an output of the digital circuit for generating a noise-shaped control signal and a digital-to-analog converter coupled to an output of the noise shaper, the input of the digital-to-analog converter having a second bit width being larger than 1 and smaller than the first bit width.Type: GrantFiled: January 15, 2007Date of Patent: August 14, 2012Assignee: Lantiq Deutschland GmbHInventors: Christian Jenkner, Gerhard Noessing, Richard Gaggl, Joachim Pichler
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Publication number: 20120155632Abstract: A CODEC circuit for POTS system comprises a digital circuit for outputting a digital control signal having a first bit width, the digital control signal being indicative of a voltage to be applied to a POTS subscriber line pair. Further, the CODEC comprises a noise shaper coupled to an output of the digital circuit for generating a noise-shaped control signal and a digital-to-analog converter coupled to an output of the noise shaper, the input of the digital-to-analog converter having a second bit width being larger than 1 and smaller than the first bit width.Type: ApplicationFiled: February 28, 2012Publication date: June 21, 2012Inventors: Christian Jenkner, Gerhard Noessing, Richard Gaggl, Joachim Pichler
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Publication number: 20120099724Abstract: A control device includes a circuit operable to sense an analogue input voltage dependent on a line current flowing via a communication line of a terminal generate an analogue difference voltage in a constant line current operation based on a difference between the sensed analogue input voltage and an analogue feedback voltage which depends on an adjustable nominal direct-current value and filter a sequence of control error values from a sequence of digital difference voltage values converted from the generated analogue difference voltage. The circuit is further operable to convert a control value generated from the sequence of control error values in the constant line current operation to an analogue direct voltage for supplying the terminal and convert the nominal direct-current value into the analogue feedback voltage in the constant line current operation.Type: ApplicationFiled: December 29, 2011Publication date: April 26, 2012Applicant: LANTIQ DEUTSCHLAND GMBHInventors: Richard Gaggl, Christian Jenkner, Gerhard Noessing