1950 results about "Proximity sensor" patented technology

An aerial vehicle or another system having moving components may be configured with a capacitive sensing system for detecting body parts of humans or other animals within proximity. The capacitive sensing system includes conductive components provided in association with surfaces of housings within which motors rotate propellers or other objects. The capacitors are coupled to circuits including transistors, resistors, capacitors or other features that are configured to determine levels of capacitance on the conductive components during operations of the aerial vehicle or other system. When a body part approaches a conductive component, and disrupts a level of capacitance on a capacitor coupled to the conductive component, a change in the level of capacitance on the capacitor is detected. Where the change exceeds a predetermined threshold, predetermined actions such as stopping or otherwise altering operations of the motors may be performed.

In some embodiments, a method of determining whether a door is ajar may include determining an orientation of a door lock of the door, and, based on the orientation of the door lock, analyzing at least one signal from at least one of two or more proximity sensors of the door lock. The method may further include determining whether the door is ajar based at least in part on a result of the analyzing of the at least one signal. In some embodiments, a method of determining a status of a door may include receiving a first signal from a first magnetometer disposed within a door lock of the door, receiving a second signal from a second magnetometer disposed within the door lock of the door, and detecting, based on a result of an evaluation of both the first signal and the second signal, a possible attack on the door.

Disclosed is an outdoor mobile robot manipulator for the automatic handling of railway inter box connectors (IBC) in an intermodal rail yard. The manipulator includes a dual-mode adaptive suspension for protection of the robotic arm and end-effector against shock and vibration, a universal fingerless gripper capable of manipulating main types of rail IBCs, a blind IBC type recognition based on force sensor and close-range proximity sensors, and other protection gears enabling the manipulator to work in harsh outdoor working environments.

The garlic seeding machine comprises a seeding machine body, the rear end of the seeding machine body is provided with an insertion seeding mechanism, the front end of the seeding machine body is provided with a mounting frame, and the mounting frame is sequentially provided with a soil opening disc, a pressing roller, a thin film frame, a pressing wheel and a soil returning disc from the position away from the seeding machine body to the position close to the seeding machine body; the inserting and sowing mechanism is installed at the bottom end of the lifting frame through a first air cylinder, the top end of the lifting frame is hinged to a driving rod, and the driving rod is connected with the main shaft. A protrusion is arranged on the main shaft, a proximity sensor matched with the protrusion in position is arranged at the protrusion of the main shaft, and when the protrusion is located at the proximity sensor, the inserting and sowing mechanism is located at the highest stroke. The bottom of the inserting and sowing mechanism is connected with a film pressing frame through a second air cylinder, and an opening matched with the duckbill is formed in the film pressing frame; according to the invention, transplanting and film covering can be performed synchronously.

The invention discloses a capacitive proximity sensor and a temperature drift compensation method of the capacitive proximity sensor, and the sensor comprises an oscillation detection module which comprises a sensor electrode and is used for outputting an oscillation signal according to the capacitance change of the sensor electrode and converting the oscillation signal into a first electric signal; the temperature detection module is used for detecting the environment temperature at the current moment and outputting a second electric signal; the digital potentiometer is connected with the oscillation detection module and is used for adjusting the first electric signal output by the oscillation detection module by adjusting the tap position; and the main control module is used for controlling the digital potentiometer to adjust the tap according to the second electric signal and outputting a detection result according to the first electric signal. The integrated temperature detection module is used for detecting the environment temperature, the tap position of the digital potentiometer is adjusted to achieve dynamic adjustment of the first electric signal, real-time compensation of the environment temperature change is achieved, and the detection precision and the environment adaptability of the sensor are remarkably improved.

The invention discloses a self-growing robot and an environment exploration method thereof. The self-growing robot comprises a driving storage mechanism, a plastic film body, a flexible sensing unit, a signal receiving module, pneumatic artificial muscles arranged on the inner wall of the plastic film body and a tail end guiding sensing mechanism. The flexible sensing units are attached to the surface of the plastic film body, the sensing units are designed in an array mode, detection of obstacles in the environment is achieved while flexibility is guaranteed, the tail end guiding sensing mechanism is used for sensing the posture of the robot, information of a proximity sensor, an encoder and a gyroscope is combined, and the detection accuracy of the robot is improved. Navigation in an unknown environment can be realized; besides, pre-bending is set according to environment obstacle information, the environment obstacle is used for guiding the robot to grow, a larger area can be covered by combining pneumatic artificial muscles, a proximity sensor is used for detecting angular points in the environment according to the method, and the environment is explored by adopting a depth-first strategy; and a relatively high environment exploration rate can be realized within relatively few exploration times.

The invention relates to the technical field of liquid crystal display, in particular to a liquid crystal display driving control method and system. Comprising the following steps: SS01, multi-modal sensing and state triggering: fusing a user distance, a fixation point coordinate and ambient light illumination in real time by using an integrated sensor, and triggering an eye protection mode or a self-adaptive sleep mechanism according to the user distance, the fixation point coordinate and the ambient light illumination, SS02, image partitioning and strategy generation: dividing a screen into N * M partitions, and SS03, distinguishing a dynamic region from a static region according to the brightness histogram and the motion vector of each partition, and outputting differentiated refresh rates and backlight strategies, and SS03, performing big data learning and model optimization, and collecting user behaviors. The system has the advantages that the infrared proximity sensor, the eyeball tracking sensor, the distance sensor and the ambient light sensor are integrated through the multi-mode sensing and state triggering module, multi-dimensional data such as user distance, fixation point coordinates and ambient light illuminance are fused in real time, and active intelligent sensing of the user state and the environment is achieved.

A positioning system for a head restraint in a vehicle includes one or more head restraint actuators, one or more proximity sensors positioned oriented to detect a fore-aft distance of a head of an occupant relative to the head restraint, and one or more controllers. The one or more controllers include one or more processors that execute instructions to determine the fore-aft position of the head restraint based on the fore-aft distance and compare the fore-aft position of the head restraint with a fore-aft bounding range of the head restraint. In response to determining the fore-aft position of the head restraint falls outside the fore-aft bounding range, the one or more controllers instruct the one or more head restraint actuators to adjust the fore-aft position of the head restraint to fall within the fore-aft bounding range. In embodiments, the positioning system includes one or more force sensors.

MEMS device (100), having the following features: at least one touch sensor element (120, 1201-1204) configured to detect a touch (124) piezoelectrically, capacitively, optically, or magnetically; and at least one proximity sensor element (130, 1301-1304) configured to detect an object (200) spaced from the proximity sensor element (130, 1301-1304) with sound (190, 191, 192); wherein the at least one touch sensor element (120, 1201-1204) and the at least one proximity sensor element (130, 1301-1304) are integrated on a semiconductor chip (110); wherein the at least one touch sensor element (120, 1201-1204) comprises a plate (142) defining a recess (140) in an insulator (114) and configured to be bent upon contact; and wherein the at least one touch sensor element (120, 1201-1204) is designed to detect a bending of the plate (142) caused by a touch piezoelectrically, capacitively, optically or magnetically, wherein the MEMS device (100) is configured to determine a force of contact based on a magnitude of the bending.

The invention discloses a multi-sensor fusion hardware workpiece assembling and positioning method and system, and relates to the technical field of workpiece assembling and positioning.The method comprises the steps that a programmable lighting unit is controlled to project a preset optical pattern to a workpiece, and a visual sensor is used for obtaining a workpiece image; the initial pose of the workpiece is calculated, and an actuator is guided to move the workpiece into a target position preset range coordinate ring; fusing the visual pose data and the distance data of the proximity sensor, carrying out collaborative evaluation and correction on the pose of the workpiece reaching a preset range coordinate ring, and fixing the workpiece to an assembly execution coordinate position; and finally compensating the pose of the workpiece, and executing an assembling operation action. The technical problems that in the prior art, hardware workpiece assembling and positioning are lack of precision, and the assembling process is unstable are solved, and the technical effects that hardware workpiece assembling and positioning precision and assembling process stabilization are achieved, and the assembling precision and safety are improved are achieved.

A surgical robotic system comprising: a surgical robotic arm having a plurality of robotic arm links and a plurality of joints operable to move according to multiple degrees of freedom; a proximity sensor coupled to the surgical robotic arm, the proximity sensor comprising a plurality of sensing pads operable to detect a movement of a nearby controlling object prior to contact with the surgical robotic arm; and a processor configured to determine a desired position of the surgical robotic arm based on the detected movement of the nearby controlling object and drive a movement of more than one of the plurality of robotic arm links or the plurality of joints to achieve the desired position of the surgical robotic arm.

A method of operating an automated storage and retrieval system includes: a rail system including a first set of parallel rails arranged in a horizontal plane and extending in a first direction, and a second set of parallel rails arranged in the horizontal plane and extending in a second direction which is orthogonal to the first direction, which first and second sets of rails form a grid pattern in the horizontal plane including a plurality of adjacent grid cells, a central control unit configured to receive, transmit and process data signals of a plurality of container handling vehicles for handling storage containers of the automated storage and retrieval system. Each container handling vehicle includes a vehicle body, a wheel assembly provided on the vehicle body, the wheel assembly being configured to move the vehicle along the rail system in both of the first direction and the second direction, a vehicle control unit configured to receive data signals from, transmit data signals to and process data signals of the central control unit, and a proximity sensor system configured to detect another container handling vehicle of said plurality of container handling vehicles and determine whether or not it is within a predetermined distance. The method includes detecting with the central control unit that access of a first container handling vehicle to a target cell, which is one of the plurality of grid cells, is blocked by a second container handling vehicle, transmitting a data signal from the central control unit to the vehicle control unit of the first container handling vehicle commanding the first container handling vehicle to move into the target cell when the second container handling vehicle is beyond said predetermined distance.

The invention discloses an intelligent monitoring type anti-collision and obstacle-avoidance transfer robot, and relates to the technical field of transfer robots, the intelligent monitoring type anti-collision and obstacle-avoidance transfer robot comprises a multi-degree-of-freedom manipulator, a moving carrier and an anti-collision and obstacle-avoidance mechanism, and the bottom of the multi-degree-of-freedom manipulator is mounted at the top of the moving carrier through a magnetic suction type quick-change interface. Through the arrangement of a double-encoder servo motor and a harmonic reducer adopted by the base unit, + / -360-degree unlimited rotation is achieved, meanwhile, a modular tool interface innovated at the tail end can intelligently recognize a clamping jaw, a suction cup and a flexible clamping plate, a first force sensor and a proximity sensor which are arranged in a tool are matched, and the clamping jaw, the suction cup and the flexible clamping plate can be intelligently recognized; the multi-degree-of-freedom manipulator is used for forming touch-vision collaborative perception, improving the clamping force control precision, avoiding breakage of fragile products, obtaining a space coordinate system of each joint of the multi-degree-of-freedom manipulator through the arrangement of the joint chain and the infrared structured light camera, and ensuring the anti-collision and obstacle avoidance effect when the moving carrier drives the multi-degree-of-freedom manipulator to move.

A microtiter plate mixing control system is disclosed. The system includes a frame, a suspension system attached to the frame, and a magnetically responsive horizontal platform supported on the frame by the suspension system. A solenoid is adjacent the platform for moving the platform on the suspension system. A proximity sensor is adjacent the platform for determining the position of the platform with respect to the frame. A controller is in communication with the proximity sensor and the solenoid for driving the solenoid and moving the platform in response to the proximity sensor.

An adjustable walking aid for pets that includes the following: i) a portable body 101 designed to be worn by a pet over its belly, wherein a pair of straps 102 are connected to the body 101 to fasten the body 101 around the pet's belly; ii) several pressure sensors attached to the body 101 and the straps 102 to detect the pressure exerted by the body 101 and the straps 102 respectively on the abdominal section, wherein an integrated microcontroller connected to the pressure sensors actuates, on the basis of the detected pressure, a pair of motorized rollers 103 wrapped with the straps 102 and attached to the body 101 to rotate about their axis in order to properly wrap the body 101 and the straps 102 around the animal; iii) a pair of inverted J-shaped telescopic poles 201 configured with the rear part of the body 101, the end sections of the poles 201 being attached to a horizontal support pole 202, which is further configured with a pair of motorized wheels 203 to facilitate the movement of the frame with the movement of the animal; iv) an artificial intelligence-based imaging unit 104, installed on the body 101 and integrated with a processor to capture and process multiple images near the body 101 in order to determine the height of the pet keeper, wherein the microcontroller, on this basis, actuates the poles 201 to extend / retract them in order to position the apex of the poles 201 at an optimal height from the surface to enable the keeper to grasp the poles 201 and move the pet according to the desired preferences; v) a (Light Detection and Ranging) sensor installed on the rods 201 and synchronized with the imaging unit 104 to detect the height of the surface, the microcontroller on this basis exciting / unexciting an electromagnetic spring 204 configured between each of the rods 201 and the rod 202 to absorb a jolt / shock generated due to an uneven surface and to eliminate the possibility of misbalancing the rods 201 together with the pet; and vi) a proximity sensor installed on the body 101 and synchronized with the imaging unit 104 to monitor the presence of obstacles in the pet's path, after which the microcontroller evaluates a probability of collision of the pet with the obstacle, wherein, if the probability exceeds a threshold, the microcontroller activates a loudspeaker 105 attached to the body 101 to notify the keeper to stop the pet's movement, and synchronously, the microcontroller sends a signal to the motor of the wheels 203 to stop the movement of the wheels 203.

The invention provides a voice assistant interaction method and electronic equipment, the electronic equipment can determine whether to wake up a voice assistant according to own equipment posture and equipment action, and the equipment posture can be determined by combining measurement data of various sensors of the electronic equipment. For example, measurement data of an IMU, measurement data of an ultrasonic signal, touch information of a capacitive screen or measurement data of a proximity sensor and the like. The probability that the voice assistant is awakened by mistake is lower, and the energy utilization efficiency of the electronic equipment is higher. The pickup method and the feedback method executed by the electronic device can be determined according to the device posture of the electronic device, the voice interaction process of the user is more natural, and the usability of the voice assistant is better.

A bidirectional haptic feedback system, including: a flexible membrane configured to be mounted on a handheld controller; sensor-actuator units arranged on the flexible membrane, the sensor-actuator units respectively including a damping mechanism configured to mechanically isolate vibrations between adjacent sensor-actuator units; a control system configured to: generate vibration signals within selected frequency bands within a proximity to a natural resonant frequency range of the sensor-actuator units to drive the actuators of the sensor-actuator units to deliver haptic feedback to a user based on a state of the robot; simultaneously detect user grasp contact and pressure through analysis of back electromotive force (EMF) signals generated by the sensor-actuator units; and adjust robot control parameters dynamically in response to the detected grasp contact and pressure.

This application relates to the field of communications technologies, and provides ambient light and optical proximity detection methods, a photographing method, and a terminal, so that an entire display screen of the terminal is used to display a user interface, and this improves user experience. The method specifically includes: controlling, by a terminal, some areas of a display screen to display a black picture for a plurality of times; and when the areas display the black picture, obtaining approaching data of the external object detected by an optical proximity sensor to control turning on or off of the display screen.

The utility model is suitable for the technical field of elevator guide rail detection, and provides an elevator guide rail deformation detection device which comprises a detection frame and a detection structure. The detection structure comprises two assembly seats; the detection roller slides on the two assembly seats; the sides, away from each other, of the two detection rollers are provided with reset springs, and the two detection cavities are symmetrically formed in the outer side of the detection frame. The buzzing alarm is arranged on the inner wall of the detection cavity; the ends, extending to the detection cavity, of the two reset springs are each provided with a proximity sensor. The device has high-precision and high-speed real-time monitoring capacity, accurate measurement of deformation of the elevator guide rail is ensured, the design of the guide rod and the guide plate allows flexible adjustment so as to adapt to guide rails with different sizes, the universality and the application range of the device are enhanced, the guide plate with the semi-arc-shaped section is ensured to be tightly attached to the guide rail, abrasion is reduced, and the service life of the guide rail is prolonged. And on the whole, powerful technical guarantee is provided for safe operation of the elevator.

A sensor module for an end effector of a robot is described. The sensor module includes a substrate having formed thereon, a set of proximity sensors and a set of pressure sensors, the set of proximity sensors and the set of pressure sensors configured to have overlapping sensing regions, and a cover coupled to the substrate, the cover comprising a material that permits transmission of signals from the set of proximity sensors through the material.

The invention discloses a calibration method, device and equipment for an infrared proximity sensor and a storage medium, and the method comprises the following steps: detecting far-end threshold reference data under a barrier-free condition through the infrared proximity sensor and detecting near-end threshold reference data under a barrier condition through the infrared proximity sensor under different illumination intensities; when the reference data of the same illumination intensity is kept in a stable state of preset times, the reference data of the far-end threshold value of the current illumination intensity plus the reference data of the near-end threshold value and the reference data of the near-end threshold value are respectively fixed as the far-end threshold value and the near-end threshold value of the current illumination intensity; according to different illumination intensities, the far-end threshold value and the near-end threshold value are dynamically adjusted to correspond to different illumination intensities. The objective of the invention is to solve the problem of low detection precision of the infrared proximity sensor under different ambient light conditions, effectively cope with different ambient light conditions, ensure the consistency of detection distances, and significantly improve the stability and accuracy of the infrared proximity sensor in a variable environment.

The invention discloses a capacitive proximity sensor adjusting method applied to folding equipment and electronic equipment, and relates to the field of terminals, and the electronic equipment can detect a capacitance value through a capacitive proximity sensor. Wherein the capacitance value detected by the capacitive proximity sensor is the sum of the human body proximity capacitance value and the environment capacitance value. When it is detected that the folding screen is converted from the non-complete folding state to the complete folding state, the electronic device can adjust the environment offset data 1 to the environment offset data 2 based on the currently determined environment capacitance value. Wherein the environment offset data 1 is used for eliminating the environment capacitance value when the folding screen is not in the completely folded state, and the environment offset data 2 is used for eliminating the environment capacitance value when the folding screen is in the completely folded state. When the folding screen is in a fully folded state, the electronic device can detect a human body proximity capacitance value through the capacitive proximity sensor based on the environment offset data 2.

A turn-over workbench used for part machining comprises an air compressor, a linear air cylinder, a PLC, a proximity sensor, a buffer, a rack and a rotary clamping air cylinder and further comprises a turn-over mechanism. The rack comprises a stand column and a connecting rod, the connecting rod and the stand column are installed together, a limiting base is installed at the upper end of the stand column, supporting bases are installed on the two sides in the stand column, and the lower end of the linear air cylinder is hinged to the lower ends of the supporting bases. The turnover mechanism comprises a supporting frame and supporting plates, the front ends of the multiple supporting plates are horizontally installed at the front end of the supporting frame at intervals, and the lower ends of the multiple sets of rotary clamping air cylinders are installed at the front ends and the rear ends of the multiple supporting plates respectively. The upper end of the linear cylinder is hinged to the lower end of the supporting frame. The front end of the limiting base and the front end of the supporting frame are hinged and installed together, one supporting plate is provided with an installation hole, and the proximity sensor is installed in the installation hole. In the machining process after the plate is clamped in place, displacement cannot occur, and beneficial technical support is provided for effective machining of the plate in the next working procedure.

A system for state determination of a battery module configured for use in an electric vehicle. The system including a battery module including at least a battery cell, a sensor including a proximity sensor configured to detect a status datum corresponding to the battery module, a processor configured to receive the status datum from the sensor, generate a charge datum as a function of the status datum corresponding to the battery module, generate a health datum as a function of the status datum corresponding to the battery module, transmit the charge datum and the health datum, and a display configured to receive the charge datum and the health datum corresponding to the battery cell, and display the charge datum and the health datum corresponding to the battery cell.

A hydraulic torque wrench comprises a ratchet link, a power head, and a signal carrying connector for connection to a controller. The ratchet link includes a housing and a drive plate mounted for rotation about an axis within the housing, the drive plate mounting one part of a first part of a ratchet drive. A socket is mounted for rotation within the housing, the socket providing a second part of the ratchet drive. During rotation of the drive plate in one direction the first and second part of the ratchet drive engage each other to cause rotation of the socket with the drive plate and during rotation of the drive plate in a second direction one of the first and second parts of the ratchet drive rides over the other such that the socket remains stationary while the drive plate rotates. The power head includes a piston and cylinder and hydraulic connections adapted for connection to a source of pressurised hydraulic fluid. The torque wrench mounts a proximity sensor connected to the signal carrying connector and configured to detect maximum extension of the piston. When maximum extension of the piston is detected the proximity sensor emits an electrical signal.

An antenna structure includes a ground element, a feeding radiation element, a first radiation element, a second radiation element, a shorting radiation element, a third radiation element, a filter circuit, a proximity sensor, and a tuning circuit. The ground element provides a ground voltage. The feeding radiation element has a feeding point. The first radiation element and the second radiation element are coupled to the feeding radiation element, or are disposed adjacent to the feeding radiation element. The first radiation element is also coupled through the shorting radiation element to the ground voltage. The third radiation element is disposed adjacent to the first radiation element. The third radiation element is coupled through the filter circuit to the proximity sensor. The filter circuit is also coupled through the tuning circuit to the ground voltage.

Provided is a downhole tool and a well system. The downhole tool, in one aspect, includes a tubular providing one or more production fluid flow paths for a production fluid. The downhole tool, according to this aspect, further includes one or more float chambers located within the tubular, and two or more floats located within the one or more float chambers. In one aspect, a first of the two or more floats has a first density (ρ1) between a density of gas (ρg) and a density of oil (ρo), and a second of the two or more floats has a second density (ρ2) between the density of oil (ρo) and a density of water (ρw). The downhole tool, according to this aspect, further includes two or more non-contact proximity sensors configured to sense a radial location of the two or more floats to determine a gas:oil ratio and oil:water ratio.

A lighted steering wheel device is provided. The device is comprised of a steering wheel that integrates customizable and functional lighting features to enhance both safety and aesthetics. The steering wheel comprises various materials and configurations, with embedded flexible LED strips encased in impact-resistant, UV-protected casings, capable of displaying a wide range of static or dynamic light patterns. These patterns can be synchronized with vehicle systems, such as flashing red for emergency braking or reacting to turn signals, and brightness can adjust based on vehicle speed. The device includes a control interface embedded in the wheel and offers further customization via a mobile app, which provides remote access to light settings and synchronization features. Additionally, the device can generate safety alerts, utilizing proximity sensors, GPS integration, and haptic feedback for a multisensory driver experience, with an illuminated emblem adding a complementary design element.

The present application provides a beverage dispenser for dispensing a beverage in a contactless fashion. The beverage dispenser may include a number of adjacent dispensing valves with each of the dispensing valves including a nozzle and a contactless dispensing valve system. The contactless dispensing valve system includes one or more proximity sensors positioned under the nozzle of each of the adjacent dispensing valves.

The utility model discloses a battery cell hot-pressing mechanism, and relates to the technical field of lithium ion battery manufacturing. The hot pressing device comprises an upper hot pressing plate, a lower hot pressing plate, an upper fixing plate, a lower supporting plate, a side vertical plate, a hydraulic cylinder, a guide sliding rod, an upper hot pressing supporting plate, a first replacement bottom plate, a second replacement bottom plate, a photoelectric sensor and a proximity sensor. Piston rod output ends of the hydraulic cylinders are connected with the upper hot-pressing supporting plate; the guide sliding rods penetrate through the upper fixing plate in a sliding mode, the lower ends of the guide sliding rods are connected with the upper hot-pressing supporting plate, and an induction piece is arranged at the upper end of one guide sliding rod. The first replaceable bottom plate is detachably fixed to the bottom of the upper hot-pressing supporting plate. The upper hot pressing plate is mounted below the first replacement bottom plate; the second replaceable bottom plate is detachably fixed to the top of the lower supporting plate. And the lower hot pressing plate is mounted above the second replacement bottom plate. According to the utility model, a battery cell can be subjected to hot-pressing shaping, and positive and negative plates and a diaphragm are tightly attached together, so that the appearance of the battery cell is neat and attractive, and the production efficiency is improved.