111 results about "Contact eye" patented technology

Embodiments of the present invention provide a phototherapy mask designed to enhance user comfort and effectiveness during treatment. The mask comprises a shell that fits over the user's face, featuring a first opening to avoid contact with the eyes and a second opening to avoid the nose. A first pad, positioned around the edge of the first opening, rests against the skin near the peripheral eyes to control the distance between the mask and the skin, while a second pad, located at the bottom of the shell, supports the chin. These pads help maintain the mask's stability and prevent it from shifting during use. The light source assembly, installed on the shell, provides phototherapy to the skin.

The invention belongs to the field of eye movement tracking, and particularly relates to an eye movement tracking system, method and equipment integrating electroencephalogram signals and a non-contact eye tracker. The objective of the invention is to solve the problems of limited acquisition range of a non-contact eye tracker and low spatial resolution of eye movement behavior deduction by EEG signals in the prior art. The method comprises the steps that eye movement data and electroencephalogram signals are synchronously collected, after calibration mapping and time sequence alignment preprocessing are conducted, an electroencephalogram modal behavior recognition model is supervised and trained through eye movement fixation point labels, and the incidence relation of the two modals is established. A dynamic fusion strategy is adopted in the online stage, when eye movement data are valid, a model prediction result and the eye movement data are fused to output a fixation point, when eye movement fails, the fixation point is calculated in combination with model prediction and historical data, enhanced compensation of eye movement tracking by electroencephalogram signals is achieved, the defect that the spatial resolution of a single EEG signal is low is effectively overcome, and the accuracy of eye movement tracking is improved. And the robustness and the tracking precision of the system in a complex scene are improved.

The invention discloses a driving mental load prediction method and system based on a non-contact eye movement signal, and relates to the technical field of auxiliary driving. Comprising the steps of 1, collecting eye movement time sequence data of a driver; 2, preprocessing and time sequence signal feature extraction are carried out on the collected eye movement data, and time sequence information is extracted as a feature variable by considering the time-varying feature of mental workload; 3, constructing a mental load regression prediction model; according to the method, long-time driving mental load dynamic prediction is carried out by adopting a single mode of an eye movement signal, and the mental load can be accurately predicted by an established mental load regression prediction model; the problems that in an existing mental load prediction method, data acquisition is difficult, calculation difficulty is large, the mental load of the driver is evaluated based on a static view angle, time-varying features of the mental load in the long-time driving process are not considered, and evaluation precision is not high are solved.

The invention relates to a method for use in assessing eye contact of a subject participant in a social interaction scenario between participants. The method involves using camera apparatus to capture video images of the subject participant as a recorded image stream, processing the captured video images to provide data representing spatial and temporal features of the recorded image stream, and using a computer processing module to apply an action recognition algorithm to the data to predict occurrences of eye contact of the subject participant. The invention has particular application in evaluation of children, to assess development of social skills in a simulated, real-life interaction scenario such as a free play task guided by a facilitator in a way that prompts eye contact by the subject participant child.

The invention relates to an intelligent sight interaction system for emotional communication. The system comprises a sight capture module, a head posture recognition module, an emotion analysis module, a digital human generation module, an interaction control module and a multi-mode output module. According to the system, sight line tracking is carried out through collected eye images, head posture correction is carried out based on face key points and a 3D model, sight line / expression / posture cooperative processing is carried out through a multi-mode sentiment analysis model, and the technical means of dynamically generating digital human sight line and expression parameters is combined; the problems of tracking errors and single emotion feedback caused by head movement in traditional sight line interaction are solved, high-precision sight line capture and emotional digital human real-time response are achieved, man-machine interaction reaches the naturalness degree close to real sight contact, and meanwhile the adaptability to the emotional state of a user is improved.

Methods and systems provide dynamic configuration of interface elements for eye contact in a communication session. In one embodiment, a method presents, at one or more displays of a client device connected to a communication session, a user interface (“UI”) for the communication session, the UI including one or more video feeds associated with participants of the communication session. The system receives a request from a participant to adjust one or more camera location settings, then presents the participant with one or more UI elements for designating camera location. The system receives a designation from the participant of one or more camera locations relative to the one or more displays of the client device. The system determines one or more highlighted video feeds, and then assigns a new location within the UI for each of the one or more highlighted video feeds corresponding to the designated camera.

Disclosed is an apparatus for measuring property of an eye. The apparatus has an elongated magnetic probe having a probe head, wherein the probe head has an ultrasonic sensor, a driver coil arranged partially to surround the elongated magnetic probe; and a controller configured to, when in use, selectively energize the driver coil to create a magnetic force to initiate movement of the elongated magnetic probe to contact the probe head with a surface of the eye The ultrasonic sensor in the probe head is configured to send an ultrasonic pulse upon contacting the surface of the eye; measure, using the ultrasonic sensor, time taken to receive at least one reflection of plurality of reflections of the ultrasonic pulse, and calculate the property of the eye using value of the time taken to receive at least one reflection of the ultrasonic pulse.

A computer-implemented method includes receiving at a first computing device a first machine-learned latent space model of a first scene located proximate a second computing device where the first scene includes a first face. The first machine-learned latent space model of the first scene is decoded to produce first generated imagery corresponding to the first scene from a first viewpoint defined by a first virtual camera. The first virtual camera is positioned in alignment with a display screen of the second computing device.

A source of light energy such as a source of violet light energy is coupled to a structure configured to contact the eye. The light source and structure are arranged to provide therapeutic amounts of violet light energy to the eye in order to inhibit the progression of refractive error such as myopia. The light source can be configured in many ways and may comprise a radioisotope and a phosphorescent material. The structure configured to contact the eye may comprise a contact lens or an implant.

A back projection screen that allows the awake patient to move the head and neck freely and yet be able to look at the images that are displayed during surgery, but at the same time allows a surgery crew, in particular an anesthesiologist, to watch the airway passage and the consciousness state of the patient, and to monitor signs including color of the lips, eyes movement, verbal responses, skin sensitivity, and the like, as well as to maneuver for intubation or other procedures without removing the screen during surgery. The back projection screen allows also eye contact and / or face to face interaction, physically or virtually, with the surgeon or other members of the surgery team for effective communication and is suitable for easy cleaning or disinfection from bacteria or viruses as required by operating rooms.

This system and method for a golf training aid encompasses a golf driver with a light-emitting diode (LED) embedded within the head of the golf driver. The LED is visible from an opening in the top of the golf driver head. The LED is removable and rechargeable. By focusing the user's eye contact with the LED until the point of contact with the golf ball, the golf training aid serves to prevent the user from bringing their head up at the point of contact with the ball, thereby addressing technique issues related to poor posture, poor contact, loss of power, early extension, increased pressure on the lower back, and inconsistent swings. The LED's emission of a plurality of light colors and flash patterns is user actuated and configured to adapt to the user's individual preferences and weather conditions during play.

Machine-implemented method for providing eye contact correction, comprising the following: Receiving several pairs of eye area training images (911), wherein first images (912) of the pairs of eye area training images (911) exhibit a viewing angle difference with respect to second images (913) of the pairs of eye area training images (911). Training a pre-trained neural network (700) based on encoding the first images (912) by the pre-trained neural network (700) to generate compressed training step features, decoding the compressed training step features to generate resulting first images (1413) corresponding to the first images (912), and evaluating the first images (912) and the resulting first images (1413); Obtaining a source image capturing a user (212) with a camera (104), Encoding an eye area (311) of the source image (212) via the pre-trained neural network (700) to generate compressed features (312) corresponding to the eye area (311) of the source image (212); Applying a pre-trained classifier to the compressed features (312) to determine a motion vector field (313) for the eye region (311) of the source image (212); and Deformation of the eye area (311) of the source image (212) based on the motion vector field (313) and integration of the deformed eye area (801) into a remaining part of the source image (212) to produce an image with corrected eye contact (215), wherein the image with corrected eye contact (215) gives the appearance that the user is looking into the camera (104).

The techniques disclosed herein enable a realistic, inclusive sense of physical presence for videoconference participants that is comparable to in-person communication. Multiple users are simultaneously provided with an immersive experience without the need for head-mounted displays or other wearable technology. Specifically, a real-time three-dimensional model of a scene at the remote end of the videoconference is received. At the same time, the location and perspective of each local participant is determined. Each local participant is then individually provided with a spatially correct stereoscopic view of the model. The sense of physical presence is created by changing what each local participant sees in response to a change in their perspective. The sense of physical presence is enhanced by enabling direct eye contact, clear communication of emotional state and other non-verbal cues, and a shared visual experience and audio ambience across locations.

The present invention discloses a contactless automatic analysis method for the degree of eye redness, comprising the following steps: photographing a human eye from the front of the face, performing eye region detection and image preprocessing on the photographed image, performing scaling and preprocessing, and then using a U-Net++ model to detect the sclera region to obtain a binary image, performing an AND operation on the binary image and the scaled image to obtain a sclera region color map; performing image smoothing and adaptive histogram equalization to enhance image contrast, filtering the image enhancement image using a B-COSFIRE filter, and converting the image enhancement image into a LAB color model to obtain an image mask; finally, performing an AND operation on the filtered image and the image mask to obtain a bloodshot binary map; and calculating the number of non-zero pixels in the sclera region color map and the bloodshot binary map, respectively, and then performing a ratio calculation to obtain the eye redness ratio. The present invention provides a contactless automatic analysis method for the degree of eye redness, which has high adaptability and accuracy in automatic determination and can achieve intelligent auxiliary diagnosis of the degree of eye redness in patients.

The invention discloses an auxiliary structure for opening a lower eyelid, an auxiliary panel and a vision screening instrument, and relates to the technical field of medical equipment, the auxiliary structure for opening the lower eyelid comprises a seat body and a contact; the seat body is arranged opposite to the lower eyelid of a human body and has an eye contact position; the contact is arranged on the end face, opposite to the lower eyelid of the human body, of the base body in a protruding mode and arranged on the side, opposite to the eye connecting position, of the base body so that the contact can extrude the lower eyelid of the human body when the base body moves towards the lower eyelid of the human body. According to the technical scheme, the contact is arranged on the end face, opposite to the lower eyelid of the human body, of the base body in the protruding mode and is arranged on the side, opposite to the eye connecting position, of the base body, when the base body moves towards the lower eyelid of the human body, the contact extrudes the lower eyelid of the human body, and then the lower eyelid of the human body moves towards the lower orbit. Therefore, the iris area is prevented from being shielded by the lower eyelid of the human body, the examination result of the patient is more accurate, and the accuracy and efficiency of the examination result are improved.

The invention relates to the technical field of eye massage, and discloses an eye massage structure and a control method thereof.The eye massage structure comprises an eyeshade body, a control structure is arranged in the eyeshade body, functional keys are arranged outside the eyeshade body, and a hot compress massage structure is arranged on the side, making contact with eyes, of the eyeshade body; the hot compress massage structure is electrically connected with the control structure; the eyeshade body comprises an outer cover, an outer shell and an inner shell, the control structure comprises a control mainboard, a battery, an inflation assembly and a plurality of key positions, the hot compress massage assembly comprises a red light heating plate, a massage air bag and an eye contact layer, and the inflation assembly comprises an air pump, a pressure detection module and a control valve module. The hot compress massage structure is mainly arranged, so that the hot compress massage device has the air pressure massage function, the hot compress function and the red light function, the eye air bags and the temple air bags adopt independent inflation channels, the air pressure of different parts can be adjusted, the requirement of a user for independently massaging the different parts is met, and the massage effect is good. And the eye three-way valve and the temple three-way valve are used for air intake and air exhaust, so that manual air exhaust of a user is not needed, the sealing performance of the air bag can be improved, and the air leakage or air leakage phenomenon of the air bag is effectively avoided.

The utility model discloses a nursing eyeshade, first through fixed component, the eyeshade is fixed on the head of user, to through the eyeshade main part cover is located in the eye area to carry out the shelter to the eye of user to provide good sleep environment for user, again through the nursing layer and the eye area of user direct contact, effectively improve even solve the problem such as the wrinkle, the dark circle, the edema and dry of the eye of user possibly exist, finally through the contact of conductive layer and ground structure, because the conductive layer is silver fibre weaving cloth, has good conductivity, can attract and guide the static electricity carried by the eye of user, to guide the static electricity of the eye of user to the ground, reduce the harm of static electricity to the eye of human body, relative to prior art, through the nursing layer and the conductive layer respectively provide enough eye contact performance and grounding performance, make the nursing effect of nursing eyeshade good, the protection effect is strong, and the practicality is strong, is suitable for wide promotion and application.

The invention provides intelligent glasses for preventing and controlling myopia of teenagers, and relates to the technical field of intelligent glasses, the intelligent glasses comprise a nose frame and a glasses frame, the nose frame is internally provided with a main control module, the top of the nose frame is provided with an auxiliary camera module, the auxiliary camera module is used for capturing the expression of a wearer, and the tops of the front sides of the two sides of the glasses frame are both provided with ambient light sensors. The auxiliary camera module is provided with an ambient light sensor, a biological collection sensor and a non-contact eye using posture sensor, glasses leg mounting heads are mounted on the two sides of the glasses frame, ultraviolet sensors are mounted on the outer sides of the glasses leg mounting heads, composite lenses are clamped in the glasses frame, and a main control system is implanted in the main control module. Multi-dimensional data such as expressions, ambient light, ultraviolet intensity, physiological indexes and eye postures are collected in an omnibearing mode, and rich and accurate information is provided for subsequent analysis and decision making.

The invention relates to a method for monitoring an eye during treatment with an ophthalmic laser of a treatment device, wherein the treatment device has a recording device with at least two cameras, wherein a first camera is coaxially and a second camera is non-coaxially aligned to an eye contact area of ​​the treatment device.The method comprises the following steps: capturing the eye at the eye contact area using recording data of the eye, which is recorded by at least one of the two cameras of the recording device; in the event of impairment of the recording data from one of the two cameras, the capture of the eye is continued by the other unimpaired of the two cameras; wherein a coordinate system of the first camera is linked to a coordinate system of the second camera by a predetermined transformation matrix, such that the coordinate systems of the at least two cameras are registered to each other.

Ocular drug delivery device and related methods. The ocular drug delivery device includes a contact lens having a curvature configured to fit a cornea of an eye, an array of silicon nanoneedles attached to and protruding from a surface of the contact lens, and a therapeutic drug cargo loaded onto individual nanoneedles of the array of silicon nanoneedles. A method of releasing a therapeutic drug cargo to an eye with the ocular drug delivery device includes applying the ocular drug delivery device to the eye such that the surface of the contact lens contacts the cornea of the eye and individual nanoneedles of the array of nanoneedles are inserted into the cornea. The contact lens dissolves while leaving the individual nanoneedles inserted in the cornea. The individual nanoneedles degrade in the cornea over time causing release of the therapeutic drug cargo loaded thereon.

1. Name of the product in this design: Body of a graphical user interface for beverage selection and dispensing in an electronic device. 2. Purpose of this design: An electronic device. 3. The key design feature of this product is its graphical user interface. 4. The image or photograph that best illustrates the design's key features: the front view. 5. Purpose of the graphical user interface: for selecting and dispensing beverages. 6. Human-computer interaction methods of graphical user interfaces: Graphical user interfaces can be interacted with through eye contact, pinching, gestures, touch, tapping, swiping or manipulation. 7. Other situations requiring explanation: Other explanation: The portion shown by the dashed lines in the view, including dashed text, does not constitute part of the design for which protection is sought.

1. Name of the product in this design: Body of a graphical user interface for beverage selection and dispensing in an electronic device. 2. Purpose of this design: An electronic device. 3. The key design feature of this product is its graphical user interface. 4. The image or photograph that best illustrates the design's key features: the front view. 5. Purpose of the graphical user interface: for selecting and dispensing beverages. 6. Human-computer interaction methods of graphical user interfaces: Graphical user interfaces can be interacted with through eye contact, pinching, gestures, touch, tapping, swiping or manipulation. 7. Other situations requiring explanation: Other explanation: The portion shown by the dashed lines in the view, including dashed text, does not constitute part of the design for which protection is sought.

The present application discloses a line-of-sight positioning method, device and storage medium, which belongs to the field of spatial positioning. It includes: using a pair of shooting devices to simultaneously shoot images of a target object, and obtaining a first image and a second image respectively; calculating a first angle and a second angle based on the first object pixel coordinates, the second camera image coordinates and the first camera parameters, the second object pixel coordinates, the first camera image coordinates and the second camera parameters; calculating a first length and a second length based on the first angle, the second angle and the offline length of the camera spacing; calculating a fourth angle based on a reference length, a reference angle, the first length, the second length, the third angle, and the distance between the post-selected camera and the reference object; obtaining the position of the target object in space based on the first length, the second length and the fourth angle. The present application can reduce positioning costs while ensuring positioning accuracy, can realize subsequent repeated simulations, and can form an array to cover a larger area.

The Arm-worn Collapsible Nursing Cover and Blanket is disclosed. The claimed invention is an innovative nursing cover that features a flexible pop-up wire frame that is covered in soft fabric that expands and forms a flexible oval shape that easily collapses into a compact circle for storage. The structured form has arm holes on either side and can be worn on the arm or wrist which offer various configurations and functions for use and create an open barrier that provides complete coverage with an unobstructed view of the baby for the mother. It is designed to enhance the breastfeeding experience by providing full coverage with a full view of their infant while nursing. Additionally, the claimed invention has an affixed magnet that can secure an optional blanket that attaches magnetically to the cover. Overall, the claimed invention allows mothers to maintain eye contact with their babies and creates systems and methods for mothers to hold their babies close and snug to foster the close bond that occurs during nursing.

This invention provides a method and device for automatically detecting eye contact. The method includes: Step 1, extracting features from a node image to obtain a feature image; Step 2, updating the structure of the feature image; Step 3, updating the network nodes of the structure-updated feature image; Step 4, classifying and outputting eye contact behaviors. This invention improves the accuracy of predicting eye contact social behavior by extracting context-specific information about a person's gaze behavior, network topology information, and synchronization timing information between gaze events, and assigning different attention coefficients to the message propagation path of the graph network.

The invention provides an invisible eyeshade and a preparation method and application thereof, the invisible eyeshade comprises an outer layer, a bionic iris layer, a middle light blocking layer and an inner layer, the middle part of the middle light blocking layer blocks light, and the outer ring part of the middle light blocking layer transmits light. The preparation method comprises the following steps: (1) preparing the middle light blocking layer; (2) adhering or coating an inner layer on the inner side of the middle light-blocking layer or sequentially coating a moisturizing slow-release layer and an inner layer; (3) printing, printing or attaching a bionic iris layer on the outer side of the middle light blocking layer, wherein the pattern of the bionic iris layer is the same as that of the cosmetic contact lenses or pupils; and (4) coating or attaching an outer layer on the outer layer of the bionic iris layer. The invisible eyeshade is worn on a good eye of a relatively amblyopia eye according to a contact lens method. The invisible eyeshade has the effects of amblyopia correction and eye beautifying at the same time, and life and work of a wearer are not affected.

This invention provides a smart glasses for myopia prevention and control in teenagers, relating to the field of smart glasses technology. It includes a nose bridge and a frame. The nose bridge houses a main control module, and an auxiliary camera module is mounted on the top of the nose bridge to capture the wearer's facial expressions. Ambient light sensors are mounted on the top of the front sides of both sides of the frame, and temple mounting heads are mounted on both sides of the frame. Ultraviolet sensors are mounted on the outer sides of the temple mounting heads. Composite lenses are snapped into the inside of the frame. A main control system is embedded within the main control module. This invention utilizes the auxiliary camera module, ambient light sensor, ultraviolet sensor, biosensor, and non-contact eye posture sensor to comprehensively collect multi-dimensional data such as facial expressions, ambient light, ultraviolet intensity, physiological indicators, and eye posture, providing rich and accurate information for subsequent analysis and decision-making.

The invention provides a liquid pipeline device for an eye heating head, and the device comprises a heating head connector which is used for connecting the eye heating head in a contact eyelid region in a use state; the pipeline channel is a liquid circulation channel, and the pipeline channel is connected with the heating head connector; the peristaltic pump is used for providing power required by liquid flowing; the temperature central control device is connected to the pipeline channel and is configured to control the temperature of the liquid; in the use state, the liquid pipeline device is connected with the eye heating head to form a closed channel, the peristaltic pump drives liquid in the liquid pipeline device and the eye heating head to flow circularly, and the technical bottlenecks of existing eye treatment equipment in the aspects of heating uniformity, temperature control precision and use cost are solved by optimizing heat conduction and temperature control.

Methods and apparatus are configures to measure an eye without contacting the eye with a patient interface, and these measurements are used to determine alignment and placement of the incisions when the patient interface contacts the eye. The pre-contact locations of one or more structures of the eye can be used to determine corresponding post-contact locations of the one or more optical structures of the eye when the patient interface has contacted the eye, such that the laser incisions are placed at locations that promote normal vision of the eye. The incisions are positioned in relation to the pre-contact optical structures of the eye, such as an astigmatic treatment axis, nodal points of the eye, and visual axis of the eye.

A transparent projection display system for video conferencing and collaborative communication is provided. The system comprises a transparent projection screen of clear material, a video projector configured to project images onto the front side of the screen, and a camera disposed behind the screen for capturing video of a user on the front side. To maximize the brightness of the projected image as viewed by the user while substantially preventing the camera from capturing the projected image transmitted through the screen, the system includes a reflective layer disposed on the front side of the projection screen and a microlouver film disposed on the rear side. The reflective layer is configured to reflect the projected image toward the user, and the microlouver film comprises an array of louvers that block transmission of the projected image to the camera except along a narrow viewing angle aligned with the camera's optical axis. This arrangement enables the camera to capture a clear user image through the screen while suppressing the capture of projected content, thus supporting natural, aligned eye contact and high-quality video communication.