59 results about "Visual disability" patented technology

Techniques for a visual disability detection system that employs virtual reality to assess visual performance of a patient based on activities of daily living are described. The virtual reality platform can integrate the testing of different components of visual function based on activities of daily living to provide a direct and clinically relevant measure of the impact of any visual disability on a patient's daily life. By simulating daily tasks for evaluation of visual disability, clinicians can better understand from a patient's perspective how visual impairment affects their daily tasks and quality of life.

A method, system and program for selectively applying translucent filters to graphical images according to visual disability needs are provided. An image is received at a receiver communicatively connected via a network to an image server and connected to a display device for output of the image. A translucent style is specified for a particular user at the receiver. A translucent filter overlay is applied over the image according to the translucent style for output to the display device, such that the image output to the display device is adjusted to specifically accommodate for a visual disability of the particular user.

The invention includes an exercise mat that provides intuitive tactile feedback allowing a user to determine body placement using the sense of touch. The invention enables visually impaired users to determine location and/or direction on the mat. The invention includes devices to assist a user in correct foot and hand placements during a yoga posture sequence, an exercise program, a dance routine, and so forth. Tactile markers for hand and foot placement enable discerning a reference marker as either intended for hand or foot, right side or left side, and forward or backward. The invention makes yoga more accessible to the visually impaired and enables a user to participate in mainstream yoga communities. The invention can be used for the practice of yoga in a class setting in schools for the blind, in public or private studios, or at home. The mat can be used in a yoga class to follow instructions with more ease and independence. The pliable nature of the mat allows it to be easily portable to schools, studios, and storage at home.

A system and method in accordance with the present invention allows blind and visually impaired users to quickly identify links to relevant material when “viewing” web pages that consist primarily of either plain text or images. By generating an aural or visual index to the links on the page being “viewed”, blind and visually impaired users can quickly jump to interesting sites that are linked from the current page without having to wait for the entire page to be voiced by a screen reader application.

Provided are cell compositions including non-retinal cell types that have been reprogrammed to form retinal stem cells, and methods for producing and using same. Such reprogrammed cells can be used to replace one or more retinal cell types that have been lost due to damage and/or disease and are thus useful in treating or preventing visual impairment.

A feeding bottle includes a body, a temperature sensing and measuring plate on a lateral wall portion of the body, and a plate-shaped warning device covered by the temperature sensing and measuring plate; the temperature sensing and measuring plate can change colors with temperature to indicate the temperature for the users such as the parents, nursing persons, and diners; the warning device can give a certain kind of sound effect according to the temperature so that the parents/nursing persons can easily make sure that the food contents of the feeding bottle isn't too hot before they feed little children/persons with disabilities; little children, the elderly, and persons with visual disabilities also can be directly warned by the warning sound effects given by the warning device if the temperature is too high.

The invention relates to a liquid crystal display device critical point disability test method, comprising the steps of: inputting a check voltage different from a normal working range into a liquid crystal display device; collecting the display picture output by the liquid crystal display device, and judging the uniformity sharpening degree of the check image to obtain the liquid crystal display device critical point disability result. The invention inputs a check voltage different from a normal working range, to represent the electric disability and visual disability of difficult discovery, thereby effectively detecting the critical point disability of a liquid crystal display device.

The method is suitable for the technical field of password auxiliary input. The invention provides a password input method and a terminal device. The terminal device is provided with an auxiliary device matched with a virtual keyboard. The auxiliary device comprises: a first support provided with a touch mark, and a second support provided with a touch mark. The password input method comprises thefollowing steps of: after a person with visual impairment is monitored to find a column where a target key is located by touching a touch mark on the first bracket, the first preset gesture sliding along the column where the target key is located; or, after the visual impairment person finds the row where the target key is located by touching the touch mark on the second support, after a first preset gesture sliding along a row where a target is located is detected, sending out voice information, and after a second preset gesture is detected, characters at the contact position of the first preset gesture can be input, so that a person with visual impairment is assisted in inputting a password through a touch screen.

The invention relates to assessing the level of visual contrast between foreground and background in visually presented information, and more particularly, to a method and apparatus for determining whether a given set of foreground and background colors creates sufficient visual contrast to ensure legibility for the general population, as well as for individuals with visual disabilities, including color blindness/deficiency.

In 2019, the World Health Organization stated that globally, approximately 2.2 billion people live with some form of vision impairment. Visual impairment limits the ability to perform everyday tasks and adversely affects the ability to interact with the surrounding world, thus discouraging individuals navigating unpredictable and unknown environments. The present invention is a method and a system to define and develop a smart navigation intelligent cane (i-Cane) that enables a visually impaired person to navigate his or her environment. The method and the system detects objects along the path of the visually impaired person, measures the distance of the objects from the person, identifies the objects, uses speech to alert the person of the approaching objects, the type of objects obstructing the path, and the distance between the objects and the person.

The invention discloses a doorbell system special for hearing and vision disabilities, and belongs to the technical field of doorbell systems, the doorbell system comprises a doorbell box, a control box, a camera, WIFI/Bluetooth/4G/5G, a mobile phone terminal and an intelligent bracelet, the doorbell box is electrically connected with the control box, and the doorbell box collects doorbell pressing information of a visitor and sends the information to the control box; the camera is electrically connected with the control box, collects face information of a visitor and sends the face information to the control box; wIFI/Bluetooth/4G/5G serves as an information communication medium of the whole doorbell system; the control box is used for receiving information collected by the doorbell and the camera, is connected with the mobile phone terminal through a WIFI/Bluetooth/4G/5G communication medium and sends corresponding information to the mobile phone terminal; the mobile phone end is connected with the control box and the intelligent bracelet through WIFI/Bluetooth/4G/5G, and is used for receiving information sent by the control box, performing data judgment and then sending a corresponding instruction to the intelligent bracelet; and the intelligent bracelet is used for receiving a corresponding instruction sent by the mobile phone terminal and prompting a visually impaired person or an auditory impaired person that a guest visits outside the door through a vibration mode and the like.

A method and a wearable system which includes distance sensors, cameras and headsets, which all gather data about a blind or visually impaired person's surroundings and are all connected to a portable personal communication device, the device being configured to use scenario-based algorithms and an A.I to process the data and transmit sound instructions to the blind or visually impaired person to enable him/her to independently navigate and deal with his/her environment by provision of identification of objects and reading of local texts.

The invention relates to the field of masks, in particular to a non-woven fabric plane mask which comprises a mask body, ear bands and a nose bridge strip and further comprises an identification part, the mask body is in a rectangular sheet shape, the nose bridge strip is arranged in the middle of the top of the mask body, and the identification part is arranged on the periphery of the mask body. And the identification part and the nose bridge strip form a unique position relationship, so that a user can determine the front surface and the back surface of the mask body through touch. The mask has the effect of being convenient for people with visual impairment to wear.

The present invention provides a visual disability guiding sheet, a manufacturing method thereof and a construction method of a visual disability guiding device, wherein the visual disability guiding sheet does not need the substructures of cutting operation and embedding operation of the base layer, can follow the concave and convex parts of the base layer only through the procession of the roadsurface with adhesive for adhibiting, not generate difference between convex part and concave part on the road surface. The visual disability guiding sheet can be recognized and discriminated over a long period of time and long durability of the identifying information. The visual disability guiding sheet is formed through forming a projection (4) on the surface of a plate-shaped body (2) which is formed comprising resin. The sheet for guiding the visual disability through being laid on the road surface is characterized in that the inner part of the plate-shaped body is configured with meshes(6). The invention also provides the manufacturing method and the construction method of the visual disability guiding device.

Achildren audio reading material comprises a book cover, book pages, a normal reading area, a blind person reading area, an induction module, a sound module and an RFID label. The product can be readby normal children and children with visual impairment at the same time, and has an audio playing function for the normal children and the children with visual impairment. According to the invention,the sound module, the induction module and the RFID tag are integrated in the interlayer of the book page, are not exposed, have the effect of protecting elements, keep the book page flat and are convenient to carry; in addition, the induction module is used for triggering the sound module, the problem that children with visual impairment cannot accurately find the switch is solved, and the children with visual impairment can also enjoy audio reading materials.

The invention provides a children visual impairment screening method and system based on a deep learning algorithm. The children visual impairment screening method comprises the steps: acquiring a video of the upper body of a child; analyzing the video in real time, extracting high-quality segments meeting preset requirements in the video, and cutting out high-quality face segments and eye segments; respectively training a face classification network and an eye classification network by utilizing the face segment information and the eye segment information until the loss function converges toobtain the trained face classification network and eye classification network; using the trained face classification network and eye classification network to encode each face array and each eye arrayto obtain a corresponding probability of suffering from eye diseases; integrating the obtained corresponding probabilities of suffering from the eye diseases, and finally outputting a yin-yang judgment result of judging whether the child suffers from the visual impairment or not. According to the invention, the problem of visual impairment screening by using the upper body video of the child shotby using the camera of the smart phone is solved.

Disclosed herein are various embodiments for providing content searching for people with visual impairments or blindness. An embodiment operates by receiving a command to search multimedia content including both video content and audio content. One or more scene changes, including a first scene change, corresponding to the video content are determined. The search command is executed on the multimedia content. It is detected that the multimedia content has reached the first scene change responsive to the executing the search command. An audio cue t is audibly output responsive to the detection.