92 patents
Page 3 of 5
Utility
Optical Speckle Receiver
16 Mar 23
An optical speckle receiver for receiving a speckle signal from a sample, the optical speckle receiver comprising an optical detector and an aperture and/or lens array.
Cody DUNN, Kate LeeAnn BECHTEL
Filed: 24 Mar 22
Utility
Waveguide Platform
16 Mar 23
Adam SCOFIELD, Guomin YU, Aaron John ZILKIE
Filed: 12 Feb 21
Utility
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23 Feb 23
A demultiplexer for use in a wavelength division multiplexed system.
Thomas Pierre SCHRANS, Andrea TRITA, Adam SCOFIELD
Filed: 22 Jan 21
Utility
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16 Feb 23
The invention refers to a frequency shifter for heterodyne interferometry measurements, comprising a chip, an input waveguide configured to guide a light beam, at least four phase modulators, each being arranged to receive the light beam from the input waveguide and configured to modulate a phase of the light beam, an output combiner being arranged to let the light beams modulated by each phase modulator interfere, a first output waveguide coupled to the output combiner and configured to receive the modulated light beams constructively interfering at the output combiner, a second output waveguide coupled to the output combiner and configured to receive the modulated light beams destructively interfering at the output combiner, wherein the input waveguide, the phase modulators, the output combiner, the first output waveguide and the second output waveguide are arranged on the chip.
Richard GROTE
Filed: 11 Dec 20
Utility
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16 Feb 23
The present invention provides a photodiode for a wearable sensor system, the photodiode having a rectangular active area sensitive to wavelengths within the spectral range of 1200 nm to 2400 nm.
Benjamin VER STEEG, Sean MERRITT, Adam GARDNER
Filed: 2 Aug 22
Utility
aziaf3yefscw0x4s1ducvqtiv1zee04r5e7anxbqw35mvcy5o5kq78
9 Feb 23
A system and method for positioning a sensor on a subject.
Benjamin VER STEEG, Amit Singh NAGRA, Haydn Frederick JONES
Filed: 3 Aug 22
Utility
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9 Feb 23
A photonic integrated device comprising: a photonic integrated chip (PIC) adapted to investigate blood flow at a portion of tissue of a user, said PIC comprising: a laser having an optical output, or waveguide for guiding an optical output from an external laser, the optical output being split into a first optical component and a second optical component; wherein the first optical component is arranged to be transmitted to and generate speckle at the portion of tissue of the user; the photonic integrated device further comprising: one or more detectors, each detector configured to receive the speckle generated by the first optical component at the portion of tissue; and one or more optical splitters optically coupling the second optical component to one or more respective input(s) of the one or more detectors; wherein the photonic integrated device is further adapted to measure interference at the one or more detectors between a sample arm formed by the first optical component and a reference arm formed by the second optical component.
Craig GARDNER, Jeffrey DRISCOLL, Kate LeeAnn BECHTEL
Filed: 25 Jul 22
Utility
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2 Feb 23
A source wafer for use in a micro-transfer printing process.
Guomin YU
Filed: 8 Jan 21
Utility
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19 Jan 23
A semiconductor photodiode.
Guomin YU, Henri NYKÄNEN, Evie KHO
Filed: 11 Jul 22
Utility
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19 Jan 23
The invention refers to an optical device for heterodyne interferometry, comprising a chip, a beam splitter, a first waveguide arranged on the chip, light propagating in the first waveguide being guided to the beam splitter, a second waveguide arranged on the chip, light propagating in the second waveguide being guided to and/or from the beam splitter, wherein the beam splitter, the first waveguide, and the second waveguide form part of a Michelson interferometer, wherein the first waveguide and the second waveguide at least partially form two arms of the Michelson interferometer, and wherein two further arms of the Michelson interferometer are at least partially arranged outside the chip.
Richard GROTE, Jeffrey DRISCOLL, Alexander GONDARENKO
Filed: 11 Dec 20
Utility
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5 Jan 23
An optical sensing module suitable for wearable devices, the optical sensing module comprising: a silicon or silicon nitride transmitter photonic integrated circuit (PIC), the transmitter PIC comprising: a plurality of lasers, each laser of the plurality of lasers operating at a wavelength that is different from the wavelength of the others; an optical manipulation region, the optical manipulation region comprising one or more of: an optical modulator, optical multiplexer (MUX); and additional optical manipulation elements; and one or more optical outputs for light originating from the plurality of lasers.
Aaron John ZILKIE, Hooman ABEDIASL, Cristiano DALVI, Jeffrey DRISCOLL, Alexander GONDARENKO, Richard GROTE, Haydn Frederick JONES, Sean MERRITT, Roozbeh PARSA, Philip PEREA, Andrew George RICKMAN, Adam SCOFIELD, Goumin YU
Filed: 11 Dec 20
Utility
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5 Jan 23
A semiconductor device.
Charles Su-chang TSAI
Filed: 9 Dec 20
Utility
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29 Dec 22
A sensing device comprising: a light detection and ranging (LiDAR) sensor; and one or more optical spectroscopic sensors configured to extract biomarker information from one or more optical measurements of a user.
Roozbeh PARSA, Suresh CHENGALVA
Filed: 27 Jun 22
Utility
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22 Dec 22
An optical modulator.
Adam SCOFIELD, Aaron John ZILKIE, Guomin YU, Thomas Pierre SCHRANS, David John THOMSON, Weiwei ZHANG
Filed: 25 Aug 20
Utility
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15 Dec 22
The present disclosure includes a method of securing a photonic component to a semiconductor chip, the method including forming a thermosonic bond between the semiconductor chip and a cap to fix the cap against the photonic component.
Albert BENZONI, Shuhe LI
Filed: 13 Jun 22
Utility
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1 Dec 22
A laser.
Jin-Hyoung LEE, Yi ZHANG
Filed: 31 May 22
Utility
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1 Dec 22
An optical multiplexer.
Adam SCOFIELD
Filed: 12 Nov 20
Utility
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24 Nov 22
An optical instrument for determining a wavelength of light generated by a light source.
Trevor FOWLER, Richard GROTE, Miguel Ángel GUILLÉN-TORRES, Caroline LAI, Haydn Frederick JONES
Filed: 3 Jun 22
Utility
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24 Nov 22
An optical sensing module suitable for wearable devices, the optical sensing module comprising: a silicon or silicon nitride transmitter photonic integrated circuit (PIC), the transmitter PIC comprising: a plurality of lasers, each laser of the plurality of lasers operating at a wavelength that is different from the wavelength of the others; an optical manipulation region, the optical manipulation region comprising one or more of: an optical modulator, optical multiplexer (MUX); and additional optical manipulation elements; and one or more optical outputs for light originating from the plurality of lasers.
Aaron John ZILKIE, Hooman ABEDIASL, Cristiano DALVI, Jeffrey DRISCOLL, Alexander GONDARENKO, Richard GROTE, Haydn Frederick JONES, Sean MERRITT, Roozbeh PARSA, Philip PEREA, Andrew George RICKMAN, Adam SCOFIELD, Goumin YU
Filed: 9 Jun 22
Utility
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17 Nov 22
An optical out-coupler unit for out-coupling light from a waveguide, comprising a substrate having a planar top surface, a waveguide arranged on the top surface of the substrate and having a facet, a reflective surface, wherein the reflective surface is arranged spaced apart from the facet and opposing the facet, wherein the reflective surface is inclined with respect to a normal to the top surface of the substrate by more than 45°.
Mohammadsadegh FARAJI-DANA, Farzaneh AFSHINMANESH, Iain ANTENEY, Jeffrey DRISCOLL, Alexander GONDARENKO, Dhiraj KUMAR, Abu THOMAS, Andrea TRITA, Aaron John ZILKIE
Filed: 13 May 22