Patents by Inventor Holger Hoeltke
Holger Hoeltke 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: 10425161Abstract: Enabling Low Frequency Periodic Signalling over an optical link with a circuit arrangement and method for controlling a light-emitting component, including: monitoring a differential input for the presence of an electrical idle state by an IDLE detector; triggering a time delay block by the IDLE detector when the electrical idle state at the differential input is interrupted or resumed; detecting whether the differential input is driven by a Low Frequency Periodic Signalling or by a Super Speed/Enhanced Super Speed signalling by a signal type detector; making a decision whether the signalling is to be transmitted by a decision circuit; an input stage connected to the decision circuit; and driving the light-emitting component by an output stage.Type: GrantFiled: September 30, 2016Date of Patent: September 24, 2019Assignee: Silicon Line GmbHInventors: Martin Groepl, Holger Hoeltke
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Patent number: 10359585Abstract: In order to further develop a device (100a, 100b, 100c, 100d, 100e, 100f) for coupling optical signals into at least one waveguide (10), wherein the device (100a, 100b, 100c, 100d, 100e, 100f) comprises at least one electro-optical converter (28) which sends out the optical signals in the direction of the axis or of the core (12) of the waveguide (10), in such a way that active alignment of the waveguide (10) is not necessary, it is proposed that the electro-optical converter (28) is incorporated, in particular embedded, in at least one send-site optical subassembly (40), and that the send-site optical subassembly (40) comprises at least one guiding channel (46) for aligning the waveguide (10) with respect to the electro-optical converter (28), in particular relative to the output port or to the active surface (30) of the electro-optical converter (28). The corresponding is true for a device (140a, 140b, 140c, 140d, 140e, 140f) for decoupling optical signals from at least one waveguide (10).Type: GrantFiled: March 28, 2016Date of Patent: July 23, 2019Assignee: SILICON LINE GMBHInventors: Holger Hoeltke, Martin Groepl
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Patent number: 10338327Abstract: A device for coupling optical signals into at least one waveguide having at least one electro-optical converter, which sends out the optical signals in the direction of the axis or of the core of the waveguide, in such a way that active alignment of the waveguide is not necessary. The electro-optical converter is incorporated, in particular embedded, in at least one send-site optical subassembly, the send-site optical subassembly has at least one guiding channel for aligning the waveguide with respect to the electro-optical converter, in particular relative to the output port or to the active surface of the electro-optical converter, and at least one extension is assigned to the send-site optical subassembly, in particular to the guiding channel, the extension being provided for aligning the waveguide with respect to the guiding channel. Also, a device for decoupling optical signals from at least one waveguide having the features noted above.Type: GrantFiled: September 21, 2016Date of Patent: July 2, 2019Assignee: Silicon Line GmbHInventors: Holger Hoeltke, Martin Groepl
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Patent number: 10012807Abstract: A device for coupling optical signals into at least one waveguide, wherein the device comprises at least one send-site circuit, which based on incoming signals from send-site terminal contacts actuates at least one electro-optical converter, which sends out the optical signals in the direction of the axis of the waveguide, in such a way that the manufacturing expenses are low. The electro-optical converter is incorporated, in particular embedded, in at least one send-site receptacle/alignment module, the send-site receptacle/alignment module comprises at least one groove- or trough-shaped depression for aligning the waveguide in relation to the electro-optical converter, and the send-site receptacle/alignment module is, in an essentially form-fit and/or force-fit manner, incorporated, in particular fitted, in a recess provided in a send-site substrate. The corresponding is true for a device for decoupling optical signals from at least one waveguide.Type: GrantFiled: November 27, 2015Date of Patent: July 3, 2018Assignee: Silicon Line GmbHInventors: Holger Hoeltke, Martin Groepl
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Patent number: 9869835Abstract: In order to further develop a device for coupling optical signals into at least one waveguide, wherein the device comprises at least one send-site circuit, which based on incoming signals from send-site terminal contacts actuates at least one electro-optical converter, which sends out the optical signals in the direction of the axis of the waveguide, in such a way that a corresponding miniaturization of the coupling device is enabled at low optical losses while at the same time the manufacturing expenses are to be low, it is proposed that the send-site circuit is arranged essentially in the plane of a send-site substrate comprising the send-site terminal contacts. The corresponding is true for a device for decoupling optical signals from at least one waveguide.Type: GrantFiled: October 28, 2015Date of Patent: January 16, 2018Assignee: Silicon Line GmbHInventors: Holger Hoeltke, Martin Groepl
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Patent number: 9780886Abstract: In order to further develop a circuit arrangement (CR; CR?) for receiving optical signals (SI) from at least one optical guide (GU), said circuit arrangement (CR; CR?) comprising: at least one light-receiving component (PD) for converting the optical signals (SI) into electrical current signals (IPD), at least one transimpedance amplifier (TA), being provided with the electrical current signals (IPD) from the light-receiving component (PD), at least one automatic gain controller (AG) for controlling the gain or transimpedance (R) of the transimpedance amplifier (TA), at least one integrator (IN) in a feedback path (FP), said integrator (IN) generating a control signal (Vint), at least one voltage-controlled current source (CS), being provided with the control signal (Vint) from the integrator (IN), at least one limiter (LI) acting as a comparator and generating in its output a logic level for positive or negative voltages in its input, and a corresponding method in such a way that a multilevel optical linType: GrantFiled: October 29, 2015Date of Patent: October 3, 2017Assignee: Silicon Line GmbHInventors: Ols Hidri, Martin Groepl, Holger Hoeltke
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Publication number: 20170075077Abstract: In order to further develop a device for coupling optical signals into at least one waveguide, wherein the device comprises at least one electro-optical converter which sends out the optical signals in the direction of the axis or of the core of the waveguide, in such a way that active alignment of the waveguide is not necessary, it is proposed wherein the electro-optical converter is incorporated, in particular embedded, in at least one send-site optical subassembly, wherein the send-site optical subassembly comprises at least one guiding channel for aligning the waveguide with respect to the electro-optical converter, in particular relative to the output port or to the active surface of the electro-optical converter, and wherein at least one extension is assigned to the send-site optical subassembly, in particular to the guiding channel, said extension being provided for aligning the waveguide with respect to the guiding channel.Type: ApplicationFiled: September 21, 2016Publication date: March 16, 2017Applicant: Silicon Line GmbHInventors: Holger HOELTKE, Martin GROEPL
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Publication number: 20170019177Abstract: In order to enable Low Frequency Periodic Signalling (LFPS) over at least one optical link, a circuit arrangement (TC) for controlling at least one light-emitting component (LD) as well as a corresponding method are proposed, said method comprising the steps of: monitoring at least one differential input (IN+, IN?) for the presence of an electrical idle state by means of at least one IDLE detector (ID); triggering at least one time delay block (TD) by means of the IDLE detector (ID) when the EI state at the differential input (IN+, IN?) gets interrupted or is resumed; detecting whether the differential input (IN+, IN?) is driven by a L[ow]F[requency]P[eriodic]S[ignalling] or by a S[uper]S[peed]/e[nhanced]S[uper]S[peed] signalling by means of at least one signal type detector (SD), said signal type detector (SD) having a decision latency time being less than the time delay provided by the time delay block (TD); making a decision whether LFPS or SS/ess signalling is to be transmitted by means of at least oneType: ApplicationFiled: September 30, 2016Publication date: January 19, 2017Applicant: Silicon Line GmbHInventors: Martin GROEPL, Holger HOELTKE
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Patent number: 9489335Abstract: On the basis of single-ended signals based on logic levels, and of differential, in particular common-mode-based, signals, a circuit arrangement and a corresponding method are proposed, in which a serialized signal transmission is always performed in an error-free and stable manner.Type: GrantFiled: February 14, 2014Date of Patent: November 8, 2016Assignee: SILICON LINE GMBHInventors: Thomas Blon, Thomas Suttorp, Holger Hoeltke
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Patent number: 9455751Abstract: On the basis of single-ended signals based on logic levels, and of differential, in particular common-mode-based, signals, a circuit arrangement and a corresponding method are proposed, in which the power consumption required for the transfer of L[ow]P[ower] data is as low as possible.Type: GrantFiled: February 14, 2014Date of Patent: September 27, 2016Assignee: SILICON LINE GMBHInventors: Thomas Blon, Holger Hoeltke
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Patent number: 9455826Abstract: On the basis of single-ended signals based on logic levels, and of differential, in particular common-mode-based, signals, a circuit arrangement and a corresponding method are proposed, in which a serialized signal transmission is always performed in an error-free and stable manner.Type: GrantFiled: February 14, 2014Date of Patent: September 27, 2016Assignee: SILICON LINE GMBHInventors: Thomas Blon, Florian Jansen, Holger Hoeltke
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Patent number: 9425901Abstract: In order to be able to receive any digital optical signals in the bandwidth range from zero bits per second to the high Gbits/second range with as little circuit complexity as possible and to be able to process said signals with the least possible energy requirement for reprocessing, the invention proposes a circuit arrangement as well as a method for receiving digital optical signals by means of at least one light-receiving component connected upstream of at least one signal input port, particularly by means of at least one photodiode, wherein the unipolar current signal coming from the light-receiving component through the signal input port is transformed into a bipolar current signal by means of a compensation current provided by at least one current source, the value of said current being defined by means of at least one digital register.Type: GrantFiled: November 24, 2014Date of Patent: August 23, 2016Assignee: SILICON LINE GmbHInventors: Martin Groepl, Holger Fritsche, Holger Hoeltke
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Publication number: 20160209607Abstract: In order to further develop a device (100a, 100b, 100c, 100d, 100e, 100f) for coupling optical signals into at least one waveguide (10), wherein the device (100a, 100b, 100c, 100d, 100e, 100f) comprises at least one electro-optical converter (28) which sends out the optical signals in the direction of the axis or of the core (12) of the waveguide (10), in such a way that active alignment of the waveguide (10) is not necessary, it is proposed that the electro-optical converter (28) is incorporated, in particular embedded, in at least one send-site optical subassembly (40), and that the send-site optical subassembly (40) comprises at least one guiding channel (46) for aligning the waveguide (10) with respect to the electro-optical converter (28), in particular relative to the output port or to the active surface (30) of the electro-optical converter (28). The corresponding is true for a device (140a, 140b, 140c, 140d, 140e, 140f) for decoupling optical signals from at least one waveguide (10).Type: ApplicationFiled: March 28, 2016Publication date: July 21, 2016Applicant: SILICON LINE GMBHInventors: Holger HOELTKE, Martin GROEPL
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Publication number: 20160154191Abstract: In order to further develop a device for coupling optical signals into at least one waveguide, wherein the device comprises at least one send-site circuit, which based on incoming signals from send-site terminal contacts actuates at least one electro-optical converter, which sends out the optical signals in the direction of the axis of the waveguide, in such a way that a corresponding miniaturization of the coupling device is enabled at low optical losses while at the same time the manufacturing expenses are to be low, it is proposed that the send-site circuit is arranged essentially in the plane of a send-site substrate comprising the send-site terminal contacts. The corresponding is true for a device for decoupling optical signals from at least one waveguide.Type: ApplicationFiled: October 28, 2015Publication date: June 2, 2016Applicant: SILICON LINE GMBHInventors: Holger HOELTKE, Martin GROEPL
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Publication number: 20160077291Abstract: A device for coupling optical signals into at least one waveguide, wherein the device comprises at least one send-site circuit, which based on incoming signals from send-site terminal contacts actuates at least one electro-optical converter, which sends out the optical signals in the direction of the axis of the waveguide, in such a way that the manufacturing expenses are low. The electro-optical converter is incorporated, in particular embedded, in at least one send-site receptacle/alignment module, the send-site receptacle/alignment module comprises at least one groove- or trough-shaped depression for aligning the waveguide in relation to the electro-optical converter, and the send-site receptacle/alignment module is, in an essentially form-fit and/or force-fit manner, incorporated, in particular fitted, in a recess provided in a send-site substrate. The corresponding is true for a device for decoupling optical signals from at least one waveguide.Type: ApplicationFiled: November 27, 2015Publication date: March 17, 2016Applicant: SILICON LINE GMBHInventors: Holger HOELTKE, Martin GROEPL
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Publication number: 20160050026Abstract: In order to further develop a circuit arrangement (CR; CR?) for receiving optical signals (SI) from at least one optical guide (GU), said circuit arrangement (CR; CR?) comprising: at least one light-receiving component (PD) for converting the optical signals (SI) into electrical current signals (IPD), at least one transimpedance amplifier (TA), being provided with the electrical current signals (IPD) from the light-receiving component (PD), at least one automatic gain controller (AG) for controlling the gain or transimpedance (R) of the transimpedance amplifier (TA), at least one integrator (IN) in a feedback path (FP), said integrator (IN) generating a control signal (Vint), at least one voltage-controlled current source (CS), being provided with the control signal (Vint) from the integrator (IN), at least one limiter (LI) acting as a comparator and generating in its output a logic level for positive or negative voltages in its input, and a corresponding method in such a way that a multilevel optical linkType: ApplicationFiled: October 29, 2015Publication date: February 18, 2016Applicant: SILICON LINE GMBHInventors: Ols HIDRI, Martin GROEPL, Holger HOELTKE
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Patent number: 9231756Abstract: On the basis of single-ended signals based on logic levels, and of differential, in particular common-mode-based, signals, a circuit arrangement and a corresponding method are proposed, in which it is possible to further reduce the size of tools, which are associated with said type of circuit arrangement and said type of method.Type: GrantFiled: February 14, 2014Date of Patent: January 5, 2016Assignee: SILICON LINE GMBHInventors: Thomas Blon, Florian Jansen, Holger Hoeltke
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Patent number: 9219598Abstract: On the basis of single-ended signals based on logic levels, and of differential, in particular common-mode-based, signals, a circuit arrangement and a corresponding method are proposed, in which a serialized signal transmission is always performed in an error-free and stable manner.Type: GrantFiled: February 14, 2014Date of Patent: December 22, 2015Assignee: SILICON LINE GMBHInventors: Thomas Blon, Thomas Suttorp, Holger Hoeltke
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Publication number: 20150162992Abstract: In order to be able to receive any digital optical signals in the bandwidth range from zero bits per second to the high Gbits/second range with as little circuit complexity as possible and to be able to process said signals with the least possible energy requirement for reprocessing, the invention proposes a circuit arrangement as well as a method for receiving digital optical signals by means of at least one light-receiving component connected upstream of at least one signal input port, particularly by means of at least one photodiode, wherein the unipolar current signal coming from the light-receiving component through the signal input port is transformed into a bipolar current signal by means of a compensation current provided by at least one current source, the value of said current being defined by means of at least one digital register.Type: ApplicationFiled: November 24, 2014Publication date: June 11, 2015Applicant: SILICON LINE GMBHInventors: Martin GROEPL, Holger FRITSCHE, Holger HOELTKE
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Publication number: 20150043674Abstract: On the basis of single-ended signals based on logic levels, and of differential, in particular common-mode-based, signals, a circuit arrangement and a corresponding method are proposed, in which the power consumption required for the transfer of L[ow]P[ower] data is as low as possible.Type: ApplicationFiled: February 14, 2014Publication date: February 12, 2015Applicant: SILICON LINE GMBHInventors: Thomas BLON, Holger HOELTKE