2824 results about "Light emitter" patented technology

A non-contact temperature measurement system for calculating estimated core body temperature is disclosed. The temperature measurement system can include a sensor that can detect the temperature of a patient and the temperature of ambient surrounding. The temperature of the patient and the ambient temperature can then be used to determine a core body temperature. The temperature measurement system includes an optical module having a light emitter and a light detector. The light emitter emits a beam of light towards the patient and the light detector detects a beam of light reflected by the patient. The reflected beam is analyzed to determine a distance between the temperature measurement system and the patient.

A wearable system can include an electronic device configured to measure one or more physiological parameters of a patient and a wearable device configured to operably position the electronic device. The electronic device can have at least one light emitter and at least one light detector and be configured to measure at least a pulse oximetry measurement. The wearable device can have a main body with a cavity configured to position the electronic device, a securement portion connected to the main body and configured to secure the main body to the patient, and storage component configured to store patient identification data associated with the patient. When the electronic device and the wearable device are secured to one another, the patient identification data can be transferred from the wearable device to the electronic device.

A job-site tool in one aspect of the present disclosure includes: a display; a flexible printed circuit; and a control circuit. The display is visible tool from outside and includes at least one surface light emitter. The flexible printed circuit includes conductive traces. The at least one surface light emitter is on the flexible printed circuit and is electrically connected to the conductive traces. The control circuit is electrically connected to the display via the conductive traces.

A biometric wearable device (e.g. finger ring or smart watch) has optical sensors to measure body oxygenation level, hydration level, glucose level, heart rate, heart rate variability, and / or blood pressure. Light from light emitters is transmitted through body tissue and changes in the light are analyzed. The angles and / or vectors along which the light is transmitted through body tissue can be automatically changed by the device in order to scan different tissue regions and / or different tissue depths.

A safety curtain and system includes multiple light emitters and multiple light receivers to detect traffic approaching a doorway. The safety curtain my include pairs of multiple light emitters and receivers positioned on both sides of a passageway (doorway) so as to detect approaching traffic. The multiple light emitters and light receivers may detect a height of an approaching traffic (e.g., person or vehicle) and initiate warning lights of a possible door closing. The detected approach of traffic may cause the door to be stopped, reversed or slow down. The system may include a computer to monitor the signals from the receivers and may control the motion of the door.

In one or more arrangements, a system is presented for therapeutic light treatment. In one or more arrangements, the system includes a flexible light array pad having an upper surface and a lower surface extending between a forward edge, a rearward edge, and opposing side edges. In one or more arrangements, the flexible light array pad has a plurality of windows formed in the upper surface. In one or more arrangements, the flexible light array pad has a plurality of light emitters positioned respectively in the plurality of windows. In one or more arrangements, the plurality of light emitters are configured to emit light in a plurality of different spectra. In one or more arrangements, the system includes a control system configured to the plurality of light emitters to spectra, intensity, waveforms and / or patterns of therapeutic light generated by the plurality of light emitters.

The invention discloses a lamp and a method for improving the lighting effect of the lamp, the lamp comprises a shell, a light-transmitting piece, a main supporting frame and a light source device, the light source device comprises a mounting substrate and a light emitting body, the mounting substrate is provided with a mounting base surface used for mounting the light emitting body, and the light emitting body is configured to emit light; the position of the light source device is lifted to the mounting base surface to approach to the upper edge of the shell from bottom to top or upwards exceed the upper edge of the shell, so that the upper edge of the shell is prevented from interfering with lateral light rays emitted by the light source device from the light transmitting part; according to the lamp, light rays of a single light source are laterally diffused, the light spots formed by the lamp are larger and are better in uniformity by being matched with avoiding matching of the shell and the light-transmitting piece, so that the lighting effect is improved, and the light sensation of the whole space is better; according to the method for improving the lighting effect of the lamp, the lighting effect is improved by lifting the light-emitting body, so that the mounting base surface of the light-emitting body is upwards close to the upper edge of the shell or upwards exceeds the upper edge of the shell, and lateral light rays can avoid the shell to be spread outwards.

The invention provides a chip lamp bead and a lamp, and relates to the technical field of lamp beads, the chip lamp bead comprises a packaging body and a lamp bead body packaged in the packaging body; wherein the lamp bead body comprises a substrate, and a first luminous body, a second luminous body and a control chip which are arranged on the substrate. The white light illuminant and the illuminant of the preset color system are integrated in one lamp bead, different lamp beads and different colors of the lamp beads can be controlled in a unified mode through the control chip, and the functionality and flexibility of the illumination and decoration lamp system are improved. On the basis of the white LED, the color temperature adjustment of the preset color system from the warm color tone to the cold color tone can be realized by adjusting the proportion of white LEDs (such as warm white and cold white) with different color temperatures. Moreover, the color of single-color blue light is purer, the color of single-color white light or warm white light is more consistent, and the yield can be increased to 99% or above.

An optical communication system includes a display having display pixels operable to display an image and a digital camera disposed and operable to capture and record the displayed image. A digital camera frame rate can be greater than a display frame rate. Multiple digital cameras can be disposed and operable to capture and record the displayed image. A mirror can be disposed to reflect the image from the display to a digital camera. One or more intermediate digital cameras and displays can be disposed to capture and re-display the image for the digital camera. Images can include encoded addresses for the digital cameras. Synchronization display pixels can indicate new displayed images to trigger a digital camera to record the new displayed image. A camera light emitter can indicate that a digital camera has recorded a displayed image.

A vehicular driver monitoring system includes a vehicular interior rearview mirror assembly having a mirror head that accommodates a mirror reflective element. A video display is disposed behind the mirror reflective element and operable to display video images captured by a rearward viewing camera of the vehicle. A driver monitoring camera and a near infrared light emitter are accommodated by and move in tandem with the mirror head. The near infrared light emitter is accommodated within the mirror head so that, with the mirror head adjusted relative to the mounting base to set the rearward view of the driver of the vehicle, a beam of near infrared light emitted by the near infrared light emitter is directed toward a driver's region of the vehicle. The driver monitoring camera is disposed adjacent to the video display screen so as to not view through the video display screen.

A method for determining physiological characteristics is provided. The method involves causing light to be emitted by one or more light emitters toward a tissue of a user. The method involves obtaining samples of transmitted and / or reflected light. The method involves determining photoplethysmography (PPG) data based on the obtained samples. The method involves providing the PPG data as an input to a trained machine learning model, wherein the trained machine learning model has been trained, using a training set that comprises matched samples of electrocardiogram (ECG) data and PPG data. The method involves providing a blood pressure of the user based on an output of the trained machine learning model.

Techniques for selectively illuminating regions of an environment are disclosed herein. For example, an autonomous vehicle can include one or more emitter systems (e.g., a headlight(s)) comprising an array of light emitters configured to controllably emit light into an environment. In some examples, a machine learned model(s) may generate configuration signals to control the individual light emitters of an emitter system based at least in part on one or more of sensor data (e.g., lidar data, image data, etc.). In some examples, the machine learned model may generate configuration signals based at least in part on map data. Additional sensor data may be captured after the emitter system is reconfigured and used to control the autonomous vehicle.

The invention provides a method for improving the illumination stability of perovskite through post-treatment. The method comprises the following steps: S1, preparing a perovskite illuminant; s2, grinding and diffusing; and S3, inducing exposure and passivation of photoinduced defects. According to the invention, the light stability of the perovskite illuminant synthesized in a temperature solid state can be improved, so that the perovskite illuminant is applicable to wider application fields.

The invention relates to the technical field of plastic injection molding, in particular to a multi-point glue feeding method for a thick-wall light-emitting body of an automobile tail lamp and an injection molding mold, and the method comprises the steps that product parameters are obtained in response to a detection signal, and a correlation coefficient, a guide angle and a reference track are determined according to the product parameters; injecting the magnetic ball and the detection liquid from a pouring gate position at a guide angle based on a track control method, and collecting a moving track; when the moving track does not coincide with the reference track, an adjusting coefficient is determined according to the moving track and the reference track, and the guide angle is corrected; when the moving track coincides with the reference track, defining the guide angle as a target angle; the injection molding angle is determined according to the target angle and the correlation coefficient, molten plastic is injected from the sprue position, and then a connection image of the product is collected; and the injection molding angle is corrected according to the existence condition of the cross color feature in the connection image. The device has the effect of avoiding color crossing of two materials in a product.

The utility model provides an optical distance measuring device and a self-walking robot, and the device comprises a transmitting assembly which comprises a transmitting lens group and a light transmitter, and the light transmitter is used for transmitting a transmitting light beam; a lower mirror assembly; the receiving assembly comprises a receiving mirror group and a light receiver, and the received light reaches the light receiver after passing through the receiving mirror group and the lower reflective mirror assembly; a light transmitter is arranged on one side, close to the transmitting mirror group, of the circuit board, and a light receiver is arranged on one side, far away from the transmitting mirror group, of the circuit board; the distance between the circuit board and the transmitting lens group is larger than the distance between the receiving lens group and the transmitting lens group. According to the optical distance measuring device provided by the invention, the light emitter and the light receiver are both arranged on the circuit board, the integration and simplification of the structure are realized, and the receiving lens group and the transmitting lens group are arranged on the same side of the circuit board, so that the overall size of the transmitting lens group, the receiving lens group and the circuit board is reduced; conditions are provided for miniaturization of the optical distance measuring device.

A rod assembly for an umbrella comprises a rod; a lampshade assembly comprising a lampshade and a light strip disposed inside the lampshade. The rod has a groove for receiving and positioning the lampshade, the rod has an opening at a bottom of the groove facing downward. A bottom surface of the lampshade is capable of transmitting lights. One or more illuminants are disposed on the light strip facing one of the two sides of the lampshade. The rod assembly of the present invention is reasonable in structure and convenient to disassemble or assemble, thereby bringing great convenience for daily maintenance. Moreover, since the light strip faces one side of the lampshade to emit light, the single bead spots that are originally dense can be diverged to form a uniform light, achieving a better lighting effect.

A method of manufacturing a light emitting device package and a method of manufacturing a display panel, the method of manufacturing a light emitting device package including forming a semiconductor laminate on a substrate such that the semiconductor laminate has a first conductive semiconductor layer, an active layer, and a second conductive semiconductor layer; separating the semiconductor laminate into semiconductor light emitters, separated from each other, by forming a trench having a predetermined depth in the substrate by etching through the semiconductor laminate in a direction of the first surface of the substrate; forming a molding that fills the trench and insulates the semiconductor light emitters from each other by applying a flexible insulating material to cover the semiconductor light emitters; forming grooves separated from each other by the molding and overlying to the semiconductor light emitters, respectively, by removing the substrate; and forming wavelength converters in the grooves.

Disclosed is a three-dimensional reconstruction method based on kinematic calibration of line structured light point set individualization, and the method includes the following steps: rigidly assembling an area-array camera and a line structured light emitter, and mounting the assembly on a motion platform; calibrating structural parameters of the motion platform of a measuring device by using a reference radius of a standard sphere and line structured light scanned data; registering a spatial position relationship of a line structured light point set by taking a calibrated spherical center position of the standard sphere and the reference radius of the standard sphere as constraints; controlling the five-axis motion platform to move and acquiring scanned data of a measured member under different poses; and completing high-quality three-dimensional model reconstruction of the measured member subjected to multi-pose scanning by using the scanned data and a real-time point cloud registration matrix.

An impact tool includes: a motor; a motor housing portion that houses the motor; a grip portion extending downward from the motor housing portion; a hammer rotated by the motor; an anvil that is impacted by the hammer in a rotation direction; a hammer housing portion that houses the hammer; a prop portion arranged on a front side of the grip portion and extending below the motor housing portion or the hammer housing portion; a battery holding portion which is connected to the grip portion and the prop portion and to which a battery pack is detachably attached; and a light emitter unit that is held at a front portion of the hammer housing portion and includes a plurality of light emitters arranged in the rotation direction around the anvil. A lead wire electrically connected to the light emitter unit passes through an inside of the prop portion.

A pixel with a color-agnostic repair site includes a pixel controller, a first site for a first light emitter electrically connected to the pixel controller with a first wire, a second site for a second light emitter electrically connected to the pixel controller with a second wire different from the first wire, and a repair site for a repair light emitter. A repair wire can independently electrically connect the repair site to the pixel controller. A repair wire can electrically connect the repair site to the first wire or to the second wire with a jumper. The repair site can electrically connect to the first wire or to the second wire. A first repair wire can electrically connect the repair site to the first wire, a second repair wire can electrically connect the repair site to the second wire, and one of these wires can be cut.

The invention provides an automatic pool cleaning device and a control method thereof, the automatic pool cleaning device comprises at least one light emitter and at least one image acquisition assembly, and the control method comprises the following steps: controlling the light emitter to emit light to a target area; controlling the image acquisition assembly to receive incident light, wherein the incident light comprises visible light from the target area and the light reflected by the target area; and obtaining area information of the target area according to the incident light. The light emitter is controlled to emit the light to the target area, the image acquisition assembly is controlled to receive the incident light, the area information of the target area is acquired according to the incident light, and effective perception of the area information of the target area is realized.

The present disclosure refers to a rearview device for a motor vehicle that includes a rearview element, a housing supporting at least a portion of the rearview element, the housing including a light transmitting region through which light can penetrate, a light emitter for emitting a first light including a first wavelength in a first direction through the light transmitting region, and a light receiver for detecting a second light entering a second direction through the light transmitting region, the second light entering the second direction including a second wavelength corresponding to the first wavelength. In one example, a first function of the rearview device or an electrically operating configuration connected with the rearview device is executed when the second light including the second wavelength corresponding to the first wavelength is detected by the light receiver during a predetermined period. In another example, a function of the rearview device or an electrically operating configuration connected with the rearview device is executed when an object is located within a certain distance from light transmitting region.

The invention discloses an intelligent blood oxygen saturation measuring method and device and electronic equipment, and relates to the field of data processing. According to the method, an infrared light emitter is used for emitting a plurality of emitted light rays with different wavelengths; receiving reflected light rays corresponding to the emitted light rays by utilizing a photoelectric receiver, and converting the reflected light rays into photoelectric signals; extracting a time domain characteristic parameter and a frequency domain characteristic parameter of the photoelectric signal; inputting the time-domain characteristic parameters and the frequency-domain characteristic parameters into a preset blood oxygen saturation degree estimation model to obtain a blood oxygen saturation degree estimation value of the to-be-measured individual; and acquiring historical detection data of the to-be-detected individual, and correcting the blood oxygen saturation degree estimated value by adopting a Kalman filtering algorithm based on the historical detection data to obtain a final blood oxygen saturation degree estimated value. By implementing the technical scheme provided by the invention, the accuracy of blood oxygen saturation measurement is improved.

A tip-up apparatus for indicating when a fish has been caught on a fishing line during ice fishing includes a base and an indicator coupled to the base which moves from a retracted position to an extended position with respect to the base when a tripper assembly is actuated. The tripper assembly is actuatable by the fish pulling on the fishing line attached to the tripper assembly. A circuit is coupled to the indicator and is configured to activate a light emitter and transmit a signal to a remote electronic device when the indicator moves to the extended position. The base is collapsible.

Systems and methods are described for treatment of neurological conditions in which transcranial illumination using infrared, near-infrared and / or red wavelengths of light are delivered into the brain of a patient using a portable head wearable device. Arrays of light emitters are simultaneously controlled to provide a selected power density and distribution during a therapeutic session to treat a condition of the patient. An external controller such as a touchscreen tablet or laptop computer can be used to select illumination parameters for each patient. The system can be used to provide treatment to children such as those having autism spectrum disorder (ASD).

Provided are a support substrate, a thin-film transistor layer, a light emitter layer having a plurality of light emitters that emit mutually different colors of light, and a sealing layer sealing the light emitter layer. Each light emitter includes a first electrode, a hole transportation layer, an emissive layer, an electron transportation layer, and a second electrode. The electron transportation layer contains an oxide nanoparticle, a binder resin, and a photo-initiator.

Methods and device for obtaining microscopic digital images, using an emission module, a detection module and an observation zone arranged between said modules, the method comprises arranging a sample in said observation zone and:-determining at least one target light emitter of said emission module;-determining at least one target detection zone of said detection module each zone corresponding to one target light emitter;-activating the target light emitter(s) and reading the light detectors of the target detection zone(s);-determining a plurality of target pixels of said digital image and obtaining each of said target pixels from said reading of said target light detectors;and, iterating until all the image pixels of said digital image are obtained, thus obtaining said microscopic digital image of said sample.

The utility model discloses a combined light source for detection, which comprises a first light-emitting component, a second light-emitting component and a third light-emitting component which are sequentially arranged along the lighting direction, the second light-emitting component is annular, the first light-emitting component is connected with the end face of one end of the second light-emitting component, and the first light-emitting component comprises a plurality of first light-emitting bodies. The first light-emitting bodies are arranged on the outer side of the second light-emitting assembly at intervals in the circumferential direction of the second light-emitting assembly, the third light-emitting assembly is connected with the end face, back to the first light-emitting assembly, of the second light-emitting assembly, and the light emitting end of the third light-emitting assembly is located on the inner side of the second light-emitting assembly. Through the arrangement, under the illumination of the detection combined light source, the definition of the surface of a detected product can be effectively improved, the surface information of the product can be effectively and clearly reflected, the imaging reliability of the detected product can be effectively improved, the surface imaging error of the detected product is further remarkably reduced, and the product quality is improved. Therefore, the accuracy of software image analysis after image capturing is improved.

A fence bracket kit for aligning and attaching posts and rails for the construction of a fence includes a sidewall bracket fits around a sidewall post and aligns a pair of sidewall rails such that a pair of sidewall portions of a fence are aligned. A corner bracket fits against a corner of a corner post and aligns a pair of corner rails perpendicular to each other, thereby facilitating the perpendicular alignment of a first corner portion and a second corner portion of the fence. A first end bracket and a second end bracket couple to an end rail at the end of a fence. Each of the sidewall bracket, the corner bracket, the first end bracket, and the second end bracket are configured for mounting a light emitter.