Patents by Inventor Raymond G. Beausoleil
Raymond G. Beausoleil 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: 10396521Abstract: A laser includes a traveling wave laser cavity with an active section, a pulse stretcher, and a pulse compressor. The pulse stretcher is coupled to the waveguide before the active section and the pulse compressor is coupled to the waveguide after the active section.Type: GrantFiled: September 29, 2017Date of Patent: August 27, 2019Assignee: Hewlett Packard Enterprise Development LPInventors: Geza Kurczveil, Raymond G. Beausoleil, Di Liang, Chong Zhang, David Kielpinski
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Patent number: 10386698Abstract: In the examples provided herein, an optical logic gate includes multiple couplers, where no more than two types of couplers are used in the optical logic gate, and further wherein the two types of couplers consist of: a 3-dB coupler and a weak coupler with a given transmission-to-reflection ratio. The optical logic gate also includes a first resonator, wherein the first resonator comprises a photonic crystal resonator or a nonlinear ring resonator, wherein in operation, the first resonator has a dedicated continuous wave input to bias a complex amplitude of a total field input to the first resonator such that the total field input is either above or below a nonlinear switching threshold of the first resonator, where the optical logic gate is an integrated photonic circuit.Type: GrantFiled: May 8, 2015Date of Patent: August 20, 2019Assignee: Hewlett Packard Enterprise Development LPInventors: Charles M. Santori, Jason Pelc, Ranojoy Bose, Cheng Li, Raymond G Beausoleil
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Patent number: 10367590Abstract: Examples described herein relate to concurrently performing operations on optical signals. In an example, a method includes providing, to an optical circuit, a first plurality of signals having a first optical property and encoding a first vector. A second plurality of signals is provided to the circuit that encodes a second vector and has a second optical property that is different from the first optical property. A first attribute-dependent operation is performed on the first plurality of signals via the circuit to perform a first matrix multiplication operation on the first vector, and concurrently, a second attribute-dependent operation is performed on the second plurality of signals to perform a second matrix multiplication operation on the second vector. The first matrix multiplication operation and the second matrix multiplication operation are different based on the first optical property being different from the second optical property.Type: GrantFiled: September 22, 2016Date of Patent: July 30, 2019Assignee: Hewlett Packard Enterprise Development LPInventors: David Kielpinski, Jason Pelc, Thomas Van Vaerenbergh, Nikolas Tezak, Gabriel Joe Mendoza, Raymond G. Beausoleil
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Publication number: 20190204507Abstract: One example includes an apparatus that includes a plurality of input/output (I/O) ports and a body portion. The plurality of I/O ports can be arranged at a plurality of peripheral surfaces of the body portion. The body portion includes a solid dielectric material having a substantially constant index of refraction. The body portion also includes parallel planar surfaces spaced apart by and bounded by the plurality of peripheral surfaces. The solid dielectric material in the body portion can be writable via a laser-writing process to form an optical waveguide extending between a set of the plurality of I/O ports.Type: ApplicationFiled: March 11, 2019Publication date: July 4, 2019Inventors: Raymond G. Beausoleil, Marco Fiorentino, Jason Pelc, Charles M. Santori, Terrel L. Morris
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Patent number: 10333628Abstract: According to one example, errors in a logical signal from a data slicer are detected and a power supply voltage is adjusted based on the detected errors.Type: GrantFiled: March 29, 2017Date of Patent: June 25, 2019Assignee: Hewlett Packard Enterprise Development LPInventors: Cheng Li, Marco Fiorentino, Raymond G Beausoleil, Sr.
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Patent number: 10333516Abstract: In one example, a device includes a photodetector to generate an electrical signal in response to an optical signal and a transimpedance amplifier unit to receive the electrical signal. In one example, the transimpedance amplifier unit may include a first inverter unit, a second inverter unit coupled to the first inverter unit, and a third inverter unit coupled to the second inverter unit. In one example the third inverter unit may include a feedback resistor and a first n-type transistor in parallel to the feedback resistor, where the first n-type transistor is to provide a variable gain of the third inverter unit.Type: GrantFiled: July 31, 2015Date of Patent: June 25, 2019Assignee: Hewlett Packard Enterprise Development LPInventors: Cheng Li, Kunzhi Yu, Marco Fiorentino, Raymond G Beausoleil
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Publication number: 20190190610Abstract: One example includes a bias-based Mach-Zehnder modulation (MZM) system. The system includes a Mach-Zehnder modulator to receive and split an optical input signal and to provide an intensity-modulated optical output signal based on a high-frequency data signal to modulate a relative phase of the split optical input signal to transmit data and based on a bias voltage to modulate the relative phase of the split optical input signal to tune the Mach-Zehnder modulator. The system also includes a bias feedback controller to compare a detection voltage associated with the intensity-modulated output signal with a reference voltage to measure an extinction ratio associated with an optical power of the intensity-modulated optical output signal and to adjust the bias voltage based on the comparison to substantially maximize the extinction ratio.Type: ApplicationFiled: February 14, 2019Publication date: June 20, 2019Inventors: Cheng Li, Jim Huang, Ashkan Seyedi, Marco Fiorentino, Raymond G. Beausoleil
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Patent number: 10261256Abstract: One example includes an apparatus that includes a plurality of input/output (I/O) ports and a body portion. The plurality of I/O ports can be arranged at a plurality of peripheral surfaces of the body portion. The body portion includes a solid dielectric material having a substantially constant index of refraction. The body portion also includes parallel planar surfaces spaced apart by and bounded by the plurality of peripheral surfaces. The solid dielectric material in the body portion can be writable via a laser-writing process to form an optical waveguide extending between a set of the plurality of I/O ports.Type: GrantFiled: January 28, 2015Date of Patent: April 16, 2019Assignee: Hewlett Packard Enterprise Development LPInventors: Raymond G Beausoleil, Marco Fiorentino, Jason Pelc, Charles M Santori, Terrel L Morris
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Patent number: 10256902Abstract: In example implementations, an apparatus includes a bus waveguide, a plurality of optical gates coupled to the bus waveguide and an injection coupler. The bus waveguide receives a plurality of constraint signals. Each optical gate outputs an internal state via a local phase shift when at least one of the plurality of constraint signals has a wavelength that matches a respective resonant wavelength. The injection coupler combines the at least one of the plurality of constraint signals with additional constraint signals that are injected. An error is detected in a bit of a message when an overall phase shift has occurred to the at least one of the plurality of constraint signals causing a power level to exceed a power level threshold of an optical gate when the at least one of the plurality of constraint signals constructively interferes with the additional constraint signals that are injected.Type: GrantFiled: November 13, 2015Date of Patent: April 9, 2019Assignee: Hewlett Packard Enterprise Development LPInventors: Nikolas Anton Tezak, David Kielpinski, Jason Pelc, Thomas Van Vaerenbergh, Ranojoy Bose, Raymond G. Beausoleil
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Publication number: 20190103719Abstract: A laser includes a traveling wave laser cavity with an active section, a pulse stretcher, and a pulse compressor. The pulse stretcher is coupled to the waveguide before the active section and the pulse compressor is coupled to the waveguide after the active section.Type: ApplicationFiled: September 29, 2017Publication date: April 4, 2019Inventors: Geza Kurczveil, Raymond G. Beausoleil, Di Liang, Chong Zhang, David Kielpinski
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Publication number: 20190094466Abstract: An example system for multi-wavelength optical signal splitting is disclosed. The example disclosed herein comprises a first splitter, a second splitter, and a modulator. The system receives a multi-wavelength optical signal and an electrical signal, wherein the multi-wavelength optical signal comprises a plurality of optical wavelengths and has a power level. The first splitter is to split the plurality of optical wavelengths into a plurality of optical wavelength groups. The second splitter is to split the multi-wavelength optical signal or the plurality of optical wavelength groups into a plurality of lower power signal groups. The modulator is to encode the electrical signal into the plurality of optical wavelength groups, the plurality of lower power signal groups, or a combination thereof.Type: ApplicationFiled: September 28, 2017Publication date: March 28, 2019Inventors: Raymond G. Beausoleil, Di Liang, Marco Fiorentino, Geza Kurczveil, Mir Ashkan Seyedi, Zhihong Huang
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Patent number: 10243662Abstract: One example includes a bias-based Mach-Zehnder modulation (MZM) system. The system includes a Mach-Zehnder modulator to receive and split an optical input signal and to provide an intensity-modulated optical output signal based on a high-frequency data signal to modulate a relative phase of the split optical input signal to transmit data and based on a bias voltage to modulate the relative phase of the split optical input signal to tune the Mach-Zehnder modulator. The system also includes a bias feedback controller to compare a detection voltage associated with the intensity-modulated output signal with a reference voltage to measure an extinction ratio associated with an optical power of the intensity-modulated optical output signal and to adjust the bias voltage based on the comparison to substantially maximize the extinction ratio.Type: GrantFiled: May 27, 2015Date of Patent: March 26, 2019Assignee: Hewlett Packard Enterprise Development LPInventors: Cheng Li, Jim Huang, Ashkan Seyedi, Marco Fiorentino, Raymond G Beausoleil
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Publication number: 20190089466Abstract: An example optical receiver may have an optical receiver front-end, four slicers, and a logic block. The optical receiver front-end may include a transimpedance amplifier to convert a photodiode output signal to a voltage signal. Three of the slicers may be data slicers, and one of the slicers may be an edge slicer. The slicers may each: shift the voltage signal based on an offset voltage set for the respective slicer, determine whether the shifted voltage signal is greater than a threshold value and generate a number of comparison signals based on the determining, and generate multiple digital signals by demuxing the comparison signals. The logic block may perform PAM-4 to binary decoding based on the data signals output by the data slicers and clock-and-data-recovery based on the digital signals output by the edge slicer.Type: ApplicationFiled: April 14, 2016Publication date: March 21, 2019Inventors: Cheng Li, Kunzhi Yu, Marco Fiorentino, Raymond G. Beausoleil
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Publication number: 20190089129Abstract: An example method of manufacturing a semiconductor device. A first wafer may be provided that includes a first layer that contains quantum dots. A second wafer may be provided that includes a buried dielectric layer and a second layer on the buried dielectric layer. An interface layer may be formed on at least one of the first layer and the second layer, where the interface layer may be an insulator, a transparent electrical conductor, or a polymer. The first wafer may be bonded to the second wafer by way of the interface layer.Type: ApplicationFiled: September 14, 2018Publication date: March 21, 2019Inventors: Di Liang, Geza Kurczveil, Raymond G. Beausoleil, Marco Fiorentino
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Patent number: 10209445Abstract: Compact photonics platforms and methods of forming the same are provided. An example of a compact photonics platform includes a layered structure having an active region along a longitudinal axis, a facet having an angle no less than a critical angle formed at at least one longitudinal end of the active region, and a waveguide having at least one grating coupler positioned in alignment with the angled facet to couple light out to or in from the waveguide.Type: GrantFiled: May 11, 2018Date of Patent: February 19, 2019Assignee: Hewlett Packard Enterprise Development LPInventors: Di Liang, David A. Fattal, Marco Florentino, Zhen Peng, Charles M. Santori, Raymond G. Beausoleil
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Patent number: 10212497Abstract: A hybrid circuit-packet switch device includes a packet switch and a circuit switch. The circuit switch selectively passes, under control of a control logic, incoming data received at an optical input of the hybrid circuit-packet switch device to the packet switch or an optical output of the hybrid circuit-packet switch device.Type: GrantFiled: October 22, 2013Date of Patent: February 19, 2019Assignee: Hewlett Packard Enterprise Development LPInventors: Terrel Morris, Charles F. Clark, Raymond G. Beausoleil
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Patent number: 10192857Abstract: According to an example of the present disclosure a direct bandgap (DBG) semiconductor structure is bonded to an assembly comprising a silicon photonics (SiP) wafer and a complementary metal-oxide-semiconductor (CMOS) wafer. The SiP wafer includes photonics circuitry and the CMOS wafer includes electronic circuitry. The direct bandgap (DBG) semiconductor structure is optically coupled to the photonics circuitry.Type: GrantFiled: October 31, 2016Date of Patent: January 29, 2019Assignee: Hewlett Packard Enterprise Development LPInventors: Marco Fiorentino, Di Liang, Geza Kurczveil, Raymond G Beausoleil
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Publication number: 20190020416Abstract: An example system includes an optical modulator and a multiplexing controller. The modulator includes a data bus for receiving at least one data signal, a plurality of multiplexers and a plurality of modulating segments. Each multiplexer is coupled to the data bus to receive at least one data signal and to output a multiplexed signal. Each modulating segment may receive the multiplexed signal from one of the plurality of multiplexers and modulate the multiplexed signal using an optical input. The multiplexing controller may be in communication with the plurality of multiplexers and may configure each of the plurality of multiplexers in accordance with a selected modulation type.Type: ApplicationFiled: January 15, 2016Publication date: January 17, 2019Inventors: Tsung-Ching Huang, Ashkan Seyedi, Chin-Hui Chen, Cheng Li, Marco Fiorentino, Raymond G. Beausoleil
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Publication number: 20190018919Abstract: In example implementations, a method executed by a processor is provided. The method receives a simulated photonic data input based on a theoretical photonic design that meets a target specification. A complementary metal-oxide semiconductor (CMOS) circuit design is designed based on the simulated photonic data input using a pre-layout simulation. An experimental photonic data input based on a fabricated photonics device that meets the target specification is received. The CMOS circuit is designed based on the experimental photonic data input using a post-layout simulation. A physical circuit CMOS circuit design and a layout that includes detailed physical dimensions associated with the physical CMOS circuit design that is based on the pre-layout and the post-layout are transmitted to a CMOS foundry.Type: ApplicationFiled: January 22, 2016Publication date: January 17, 2019Inventors: Tsung-Ching Huang, Chin-Hui Chen, Aarco Fiorentino, Raymond G. Beausoleil
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Patent number: 10181898Abstract: In example implementations, an optical gate is provided. The optical gate receives at least one optical signal via a waveguide of an optical memory gate. The optical gate compares a wavelength of the at least one optical signal to a resonant wavelength associated with a resonator. When the wavelength of the at least one optical signal matches the resonant wavelength, a value that is stored in the resonator is read out via the at least one optical signal. Then, the at least one optical signal with the value that is read out is transmitted out of the optical gate.Type: GrantFiled: April 27, 2016Date of Patent: January 15, 2019Assignee: Hewlett Packard Enterprise Development LPInventors: Nikolas A. Tezak, David Kielpinski, Jason Pelc, Thomas Van Vaerenbergh, Ranojoy Bose, Raymond G. Beausoleil