Abstract: 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.

Abstract: A multi-module wearable device. According to an embodiment of the present disclosure, there is provided a system, including: a first wearable instrument; a second wearable instrument including a biometric sensor; an electrical connection between the first wearable instrument and the second wearable instrument; and a strap, sized and dimensioned to be disposed about a wrist. The electrical connection may be capable of connecting the first wearable instrument to the second wearable instrument when the second wearable instrument is at a first position on the strap relative to the first wearable instrument, and of connecting the first wearable instrument to the second wearable instrument when the second wearable instrument is at a second position on the strap relative to the first wearable instrument.

Abstract: A system comprising: a first module comprising a first sensor, capable of performing biometric sensing at a first location on a patient; and a second module comprising a second sensor, capable of performing biometric sensing at a second location on the patient. The first module comprises a transmitter for transmitting first sensor data, the first sensor data comprising sensing information obtained by the first sensor.

Abstract: A wearable device. In some embodiments, the wearable device includes: a sensing module; and a strap attached to the sensing module, the wearable device being configured to be worn by a user, with a lower surface of the sensing module in contact with the user, the strap extending over an upper surface of the sensing module.

Abstract: 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.

Abstract: An optoelectronic device. The device comprising: an input waveguide, which receives an optical signal; a multistage photodiode detector, comprising a plurality of photodiode elements connected in series, one of the photodiode elements of the plurality of photodiode elements being connected to the input waveguide and configured to receive the optical signal therefrom; and a first electrode and a second electrode, wherein the first electrode is connected to a first contact of each of the plurality of photodiode elements, and the second electrode is connected to a second contact of each of the plurality of photodiode elements.

Abstract: A photonic module, comprising a first waveguide; a second waveguide, disposed on an opposing side of the first waveguide to a substrate; and, a coupling section. One of the first waveguide and the second waveguide is formed of crystalline silicon. The other of the first waveguide and the second waveguide is formed of amorphous silicon. The coupling section is configured to couple light between the first waveguide and the second waveguide. Such a silicon photonic module has enhanced coupling and transmission properties in contrast to conventional modules.

Abstract: An optoelectronic device. The optoelectronic device including: a silicon platform, including a silicon waveguide and a cavity, wherein a bed of the cavity is provided at least in part by a buried oxide layer; a III-V semiconductor-based optoelectronic component, bonded to a bed of the cavity of the silicon platform; and a bridge-waveguide, located between the silicon waveguide and the III-V semiconductor-based optoelectronic component.

Abstract: 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.

Abstract: 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.

Abstract: An imaging component for receiving light, the imaging component comprising a photonic integrated circuit, PIC, receiver, a slab, a wedge, and a lens the wedge having a front surface and an opposing back surface, the imaging component arranged to define a receiving optical path through the front surface of the wedge, the receiving optical path continuing through the wedge and through the slab to the PIC receiver, the lens being configured to focus light of the receiving optical path onto the PIC receiver.

Abstract: A LiDAR transmitter photonic integrated circuit (PIC) for scanning an environment over a field of view, FOV, the FOV having an azimuthal angular range and a polar angular range, the LiDAR transmitter PIC comprising: a light source for providing light from at least one laser, an optical switch having an input and a plurality of outputs, the optical switch being configured to selectively direct light received at the input to one of the plurality of outputs, and a light emitting component having a plurality of inputs and a plurality of emitters, the light emitting component configured to selectively emit beams over a plurality of emission angles having different respective polar components within the polar angular range of the FOV, wherein the light source is coupled to the input of the optical switch and each of the plurality of outputs of the optical switch is coupled to a respective one of the plurality of inputs of the light emitting component.

Abstract: A wavelength-division multiplexing, WDM, receiver, comprising: an input waveguide; and a demultiplexer, connected to the input waveguide. The demultiplexer is configured to: demultiplex a signal received from the input waveguide into a plurality of separate signals, one or more of the separate signals having multiple optical modes, and output each of the plurality of separate signals into respective output waveguides, connected to respective output ports of the demultiplexer. At least one output waveguide, configured to carry one of the separate signals having multiple optical modes, is connected to a respective mode rotator, the or each mode rotator being configured to rotate the multiple optical modes of the respective separate signal received therein. The or each mode rotator is connected to a respective waveguide photodiode, configured to generate a photocurrent from the separate signal received from the respective mode rotator.

Abstract: A switch for switching a signal between a source client device and a destination client device, the switch includes: a switch module housing unit including a switch module, configured to output a first signal, and a second signal; a shuffle including: a first input, a first output, and a second output, wherein the first input is configured to receive the first signal and the second signal from the switch module, and to direct the first signal to the first output and the second signal to the second output. A switch including a switch module housing unit, including: a first input, a second input, and a first output, wherein the first input is configured to receive a first signal and direct it to the first output, and the second input is configured to receive a second signal and direct it to the first output.

Abstract: A light ranging and detection system achieving reconfigurable very wide field of view, high sampling of spatial points per second with high optical power handling by using architecture to efficiently combine different wavelengths, time and frequency coding, and spatial selectivity. The transmitter is capable of generating multiple narrow beams, encoding different beams and transmitting in different spatial directions. The receiver can differentiate and extract range and reflectivity information of reflected beams. Three dimensional imaging of the environment is achieved by scanning the field of view of the transmitter. Control and signal processing electronic circuitries fabricated in a chip are packaged together with a chip containing the photonic components of the ranging system.

Abstract: A light ranging and detection system achieving reconfigurable very wide field of view, high sampling of spatial points per second with high optical power handling by using architecture to efficiently combine different wavelengths, time and frequency coding, and spatial selectivity. The transmitter is capable of generating multiple narrow beams, encoding different beams and transmitting in different spatial directions. The receiver can differentiate and extract range and reflectivity information of reflected beams. Three dimensional imaging of the environment is achieved by scanning the field of view of the transmitter. Control and signal processing electronic circuitries fabricated in a chip are packaged together with a chip containing the photonic components of the ranging system. The light ranging and detection system generates a THz beam in addition to an optical beam, and both beams combined allow reconfigurable spectroscopy.

Abstract: A reconfigurable spectroscopy system comprises tunable lasers and wavelength lockers to lock to accurate reference wavelengths. Band combiners with differently optimized wavelength ranges multiplex the optical signal over the time domain, to emit a plurality of reference wavelengths for spectroscopy applications. The power requirements are greatly reduced by multiplexing over the time domain in time slots which do not affect sampling and receiving of the spectroscopy data.

Abstract: A light ranging and detection system achieving reconfigurable very wide field of view, high sampling of spatial points per second with high optical power handling by using architecture to efficiently combine different wavelengths, time and frequency coding, and spatial selectivity. The transmitter is capable of generating multiple narrow beams, encoding different beams and transmitting in different spatial directions. The receiver can differentiate and extract range and reflectivity information of reflected beams. Three dimensional imaging of the environment is achieved by scanning the field of view of the transmitter. Control and signal processing electronic circuitries fabricated in a chip are packaged together with a chip containing the photonic components of the ranging system. The light ranging and detection system generates a THz beam in addition to an optical beam, and both beams combined allow reconfigurable spectroscopy.

Abstract: A switch for switching a signal between a source client device and a destination client device, the switch includes: a switch module housing unit including a switch module, configured to output a first signal, and a second signal; a shuffle including: a first input, a first output, and a second output, wherein the first input is configured to receive the first signal and the second signal from the switch module, and to direct the first signal to the first output and the second signal to the second output. A switch including a switch module housing unit, including: a first input, a second input, and a first output, wherein the first input is configured to receive a first signal and direct it to the first output, and the second input is configured to receive a second signal and direct it to the first output.

Abstract: A reconfigurable spectroscopy system comprises tunable lasers and wavelength lockers to lock to accurate reference wavelengths. Band combiners with differently optimized wavelength ranges multiplex the optical signal over the time domain, to emit a plurality of reference wavelengths for spectroscopy applications. The power requirements are greatly reduced by multiplexing over the time domain in time slots which do not affect sampling and receiving of the spectroscopy data.