Abstract: Aspects of the present disclosure describe optical fiber sensing systems, methods and structures disclosing a distributed optical fiber sensor network constructed on a switched optical fiber telecommunications infrastructure to detect temperatures, acoustic effects, and vehicle traffic—among others—demonstrated with a number of different network topologies.

Abstract: A long-distance optical cable physical safety monitoring system, including a light source module, a light interference module, a sensing module, a reflection module, a photovoltaic conversion module, and a data processing module. The light interference module is use for dividing a light beam into multiple light beams; the sensing module is use for transmitting the multiple light beams; the reflection module is used for reflecting the multiple light beams to make the light interference module to output an interference signal; the photovoltaic conversion module is used for converting the interference signal to obtain a data signal; the data processing module is used for processing the data signal. The long-distance optical cable physical safety monitoring system is passive, low in energy consumption, anti-jamming, low in false positive rate, simple in construction, and convenient in maintenance.

Abstract: LIDAR receiving unit in a focal plane array assembly, including a plurality of sensor elements arranged in macro cells and a plurality of readout elements, wherein at least two sensor elements are assigned to a macro cell, and each sensor element can be activated and deactivated individually or can be activated and deactivated in groups of sensor elements.

Abstract: A body measurement device and a method for controlling the same are disclosed. The body measurement device comprises a TOF camera capturing a first image that includes an RGB image and a depth image; a display displaying a graphic image; and a controller estimating a user's pose based on the first image, controlling the TOF camera to automatically capture a second image, which includes the user's body image in front of the camera, if the user's pose is a first pose, generating the user's body line image based on the captured second image, measuring the user's body size based on the generated body line image; and controlling the display to display the user's body size.

Abstract: Provided herein are systems and methods for spatially resolved optical metrology of an ion beam. In some embodiments, a system includes a chamber containing a plasma/ion source operable to deliver an ion beam to a wafer, and an optical collection module operable with the chamber, wherein the optical collection module includes an optical device for measuring a light signal from a volume of the ion beam. The system may further include a detection module operable with the optical collection module, the detection module comprising a detector for receiving the measured light signal and outputting an electric signal corresponding to the measured light signal, thus corresponding to the property of the sampled plasma volume.

Abstract: One aspect of the present technology relates to a device. The device includes a sensor having an anode and a cathode. An operational amplifier (op-amp) having a single-ended output terminal, a non-inverting input, and an inverting input, is operatively coupled to one of the anode or the cathode of the sensor by the inverting input. A feedback resistor having a resistance of at least approximately one giga-ohm (1 G?) is operatively coupled between the single-ended output terminal and the inverting input of the op-amp. A grounded field shunt is positioned adjacent to the feedback resistor. The op-amp, grounded field shunt, and feedback resistor are disposed within an electrical shield enclosure. The single-ended output terminal of the op-amp terminates outside of the electrical shield enclosure.

Abstract: An optical scanner unit includes a mirror component, a vibration generator, an optical sensor, and a light shield portion. The mirror component includes a reflective portion for reflecting light. The vibration generator swings the mirror component around a specific swing axis when AC voltage is applied. The optical sensor includes a light emitter and a light receiver for receiving light emitted from the light emitter. The light shield portion is provided to the mirror component so as to swing along with the mirror component. The light shield portion blocks the light emitted from the light emitter. The light receiver further includes a first light receiver that is provided on one swing angle side from a center position of a swing angle range of the light shield portion, and a second light receiver that is provided on the other swing angle side from the center position of the swing angle range.

Abstract: A range detector for detecting distance of an object is provided. The detector includes: a light source configured to emit a first light pulse and a second light pulse towards a distant object, the first light pulse being configured for short-range object detection and the second light pulse being configured for long-range object detection; an active pixel sensor having a plurality of pixel elements each of which including at least one photodiode and at least one floating diffusion region configured to receive photoelectric charge from the at least one photodiode, the at least one photodiode being disposed with respect to the light source, such that the first and second pulses are reflected back from the object towards the at least one photodiode; and a controller configured to actuate the light source to selectively emit the first and second light pulses and to determine distance of the object.

Abstract: A method of manufacturing a semiconductor device and a method of manufacturing a solid-state imaging device, including preparing an SOI wafer in which a silicon layer is disposed on an FZ wafer that is a silicon wafer manufactured according to an FZ method, with an insulation layer being interposed between the silicon layer and the FZ wafer, removing a part of the silicon layer, as an element isolation region, to form a trench for division of the silicon layer, and forming plural circuit elements that each include at least a part of the silicon layer other than the element isolation region, and which are isolated from each other by the element isolation region.

Abstract: A method may include orienting a set of solar power units in a first position in which rows of solar power units are shaded by adjacent rows of solar power units; and monitoring energy generated by the set of solar power units over a window of time, that includes from when the set of solar power units are oriented in the first position until a sun angle corresponds to none of the rows being shaded by the adjacent rows. The method may include identifying a knee in energy generation during the first window of time, where the knee indicates a transition from higher to lower rates of change of energy generation at a given solar angle. The method may include plotting a trajectory of future orientation positions over time of the set of solar power units that include an orientation and time corresponding to the given solar angle.

Abstract: A detection element, a manufacturing method thereof and a flat panel detector are disclosed. The detection element includes: a base substrate; a photodiode on the base substrate, the photodiode includes: a first electrode on the base substrate; a photoelectric conversion layer on a side of the first electrode away from the base substrate; a transparent electrode and a second electrode electrically connected with the transparent electrode on a side of the photoelectric conversion layer away from the first electrode. Besides, an orthographic projection of the photoelectric conversion layer on the base substrate completely falls within an orthographic projection of the first electrode on the base substrate; the photoelectric conversion layer includes a sidewall, an orthographic projection of the sidewall of the photoelectric conversion layer on the base substrate is at least partially overlapped with an orthographic projection of the second electrode on the base substrate.

Abstract: A light detection circuit, an electronic device, and an optical recognition method are provided. The light detection circuit includes a charge storage sub-circuit (10), a photoelectric conversion sub-circuit (30), a signal collection sub-circuit (40), and a potential pull-up sub-circuit (50). When a potential of a reading node (A) is decreased by a preset value, the potential pull-up sub-circuit (50) changes the potential of the reading node (A) to an initial potential. A photoelectric diode may continuously generate a light current under the action of light, so that the potential of the reading node (A) is decreased again. Even when the intensity of ambient light is high, a touch can be accurately recognized in an optical touch recognition circuit, and ridge lines and valley lines can be accurately recognized in an optical fingerprint recognition circuit.

Abstract: Various embodiments of the present invention relate to: an electronic device capable of measuring illuminance by using an optical sensor and providing information on the measured illuminance to a user; and an operating method therefor.

Abstract: A lens-array imager includes lenses Lm forming a lens array having a pitch dx, a pixel array including pixel-array regions Rm, and apertured baffle-layers therebetween; m={0, 1, 2, . . . }. Each pixel-array region has a width rx<dx and pitch px<dx. Each apertured baffle-layer is at a respective distance zk from the pixel array and has a respective plurality of aperture stops Am forming an aperture-stop array. A center of each aperture stop Am is collinear with both a center of region Rm and an optical center of lens Lm. Each aperture-stop array has a pitch that approaches px as zk approaches zero and approaches lens pitch dx as zk approaches a distance zL between lens L0 and region R0. A width of each aperture stop Am has an upper limit that increases from px, when zk equals zero, to Wx when distance zk equals zL.

Abstract: An optical sensor arrangement comprises a photodiode (11) and an analog-to-digital converter (12). The analog-to-digital converter (12) comprises an integrator (13) having an integrator input (15) coupled to the photodiode (11), a comparator (14) having a first input coupled to an output of the integrator (13) and a digital-to-analog converter (39) coupled to a control terminal of the comparator (14).

Abstract: In accordance with embodiments there is provided manufacturing processes for fibre optic sensors. In an example, a portion of a fiber optic cable is coated with a thin film layer and placed in a channel of a fiber carrying flexible member for a fiber optic sensor. The portion is embedded in the channel using one of: a thermal curing process after filling the channel with a metallic liquid suspension or polymeric adhesive; and an electroplating or electroless plating process. Filling the channel may comprises performing a controlled dispensing using an automated process such as a drop-on-demand deposition process. In an example, a fiber optical cable is placed in a channel of a flexible member. Micro-laser welding or electron beam welding is used to locally melt the member areas adjacent to the cable resulting in the flow of liquid around the fiber creating a solid structure with embedded fiber after solidification.

Abstract: The present disclosure relates to a color filter substrate, a manufacturing method thereof, and an OLED display device. The color filter substrate comprises a substrate, a black matrix, a plurality of color resists, and a plurality of isolation walls. The present disclosure disposes the plurality of isolation walls on the black matrix and between two adjacent color resists, thereby preventing light crosstalk between the adjacent color resists and preventing color mixing, and therefore improving display effect.

Abstract: An optical measuring device for measuring light emitted from a sample includes a container cavity for receiving a container in which the sample is enclosed; a light detection unit for detecting light from the sample; a light guide path for guiding the light from the sample to the light detection unit; and a light absorbing unit for absorbing incident light. An end of the light guide path to receive the incident light faces the container cavity, a light exit end of the light guide path faces the light detection unit, and the light absorbing unit covers the perimeter of the light guide path other than the light-receiving-end and the light exit end thereof.

Abstract: A photon detector is provided. The photon detector includes a superconducting wire having a plurality of alternating narrow and wide portions; a current source electrically-coupled to the superconducting wire and configured to supply the superconducting wire with electrical current; and an optical waveguide optically coupled to the plurality of narrow portions of the superconducting wire.

Abstract: A light-receiving module includes a support body having a bottom wall part and a side wall part, a light-receiving element disposed on the bottom wall part such that a light-receiving surface faces one side and surrounded by the side wall part when viewed from the one side, and a fiber optic plate having an input surface constituted by surfaces of one end of a plurality of optical fibers and an output surface constituted by surfaces of the other end of the plurality of optical fibers and disposed on the light-receiving element such that the output surface faces the light-receiving surface. An end surface of the side wall part on the one side is positioned more to the one side than the light-receiving surface and the input surface is positioned more to the one side than the end surface.