31 results about "Blind persons" patented technology

This invention discloses a Braille drum score teaching device, relating to the field of Braille drum score teaching technology. It includes a protective vest connected to teaching components. The teaching components include: a control assembly installed on the back of the protective vest; a control box fixedly connected to the back of the vest; a speaker fixedly connected to the control box; two sets of shoulder armor; and two sets of monitoring devices installed on the underside of the two sets of shoulder armor for monitoring the user's arm position. This Braille drum score teaching device, through the seven-degree inclined self-locking structure of the control box and the Braille display components, and electromagnetic drive transmission, achieves accurate display of the Braille drum score. It allows the blind user to read the drum score content promptly without affecting their drum practice; and it updates the Braille drum score promptly when the drum practice is correct, and pauses the update when the drum score is incorrect.

A system and method for urban mobility assistance intended for integration into an urban environment. The system notifies or alerts users to potential obstacles in their path and guides them to a destination of interest. Assistance is provided by the detection via a support element worn by the user of an electromagnetic field generated by a conductive wire installed below ground level when receiving alternating current. The invention offers an efficient solution to the lack of adaptability and personalization in current assistance solutions for blind people, as it provides continuous and specific guidance based on environmental information and the user's needs.

The application discloses a blind person assisting system based on artificial intelligence and smart home, and relates to the field of intelligent assistance, comprising: a perception module collects voice data of a blind person and binocular vision data in front of the blind person, and obtains three-dimensional point cloud data of an indoor environment; a voice recognition module recognizes the voice data, and confirms a voice instruction of the blind person; an assisting module performs real-time object recognition based on the binocular vision data, and assists the blind person in picking up objects according to the voice instruction; the three-dimensional point cloud data are used to identify a position of the blind person and obstacles, and the blind person is assisted to reach a target position according to the voice instruction; and a smart home linkage module controls each smart home device according to the voice instruction. Through deep integration of artificial intelligence and smart home, the application comprehensively solves the problems of environment perception, action assistance and device control for the blind person at home, and significantly improves the independence, convenience and safety of the blind person at home.

This invention discloses a guide device and system that converts image signals into vibration signals, relating to the field of assistive technology for the blind. Its key technical points are: the device and system of this invention convert environmental semantic information into perceptible tactile signals, assisting blind people to more comprehensively understand the location of obstacles, road surface properties, and traffic conditions, while simultaneously avoiding dangers on the road. This invention solves the technical problems of low safety and low user acceptance of existing invasive guide devices, as well as poor real-time information transmission in existing guide devices. Furthermore, the printed circuit board assembly of this invention can be flexibly embedded in portable miniature devices, providing blind users with a more natural and convenient guide device.

1. The name of the design product: intelligent blind walking stick. 2. The use of the design product: for blind walking stick. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective drawing.

This invention discloses a method, device, electronic device, and storage medium for guiding blind people. The method includes acquiring three-dimensional point cloud data, image data, and pose data of the current environment in which the guiding robot is located; determining target detection information of a target object in the current environment based on the three-dimensional point cloud data and image data, including the distance and direction of the target object relative to the guiding robot, and the type identification result of the target object; performing point cloud registration and pose optimization processing on the three-dimensional point cloud data and pose data to obtain the optimized target position and target pose at the current moment; thereby enabling path planning for the guiding robot at the current moment based on the target detection information, type identification result, target position, and target pose, so as to control the guiding robot to move according to the planned navigation data, complete the real-time movement of the guiding robot in complex environments, and improve the travel efficiency of blind people.

The invention provides a unified assistive technology system, the ADA Empathy Wearable Bundle, enhancing perception, communication, and self-expression for individuals with visual, auditory, or speech impairments.It integrates Empathy Glasses, Empathy Headphones, Word Articulation Guidance (WAGS), Word Articulation Response Monitoring (W.A.R.M.), and Conversational MIDI (C-MIDI), using AI-driven narrative interpretation, augmented reality, and blockchain-based security.The system delivers vivid narrative audio for blind users, multimodal AR overlays for hearing-impaired users, and real-time visual and auditory articulation guidance for speech-impaired or non-verbal users. A tone-based trust protocol ensures operational integrity, while blockchain storage preserves privacy and consent.Grounded in ethical AI, empathy, and human dignity, the system enables users to perceive, understand, and engage with the world fully, offering a holistic, compassionate, and transformative solution in assistive technology.

1. The name of the design product: medical treatment guide device for the visually impaired. 2. The use of the design product: device for internal positioning, navigation and obstacle avoidance in hospitals to assist the visually impaired in medical treatment. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: top view. 5. Other circumstances that need to be explained: the A part in the perspective view is made of transparent material.

This invention relates to the field of assistive devices for the blind, specifically to a skin pressure system for the blind based on skin pressure sensing technology. The system includes a wearable, arc-shaped main body that conforms to the physiological curve of the human arm, with a skin-concave inner surface fitted with a buffer layer and a convex outer surface covered with a waterproof encapsulation layer. In use, this invention achieves physical decoupling of normal pressure and tangential friction through a gradient modulus anisotropic microstructure. Combined with time-division multiplexing control and a three-signal linkage decision mechanism, it significantly reduces the false touch rate and improves response speed. Bidirectional compensation calibration logic ensures signal stability across all scenarios. Furthermore, the ergonomic wearable structure and differentiated semantic tactile feedback solve the problems of inaccurate perception, frequent false touches, and ambiguous feedback in existing assistive devices, while also improving wearing comfort and environmental durability. This enables blind people to quickly and accurately perceive environmental hazards, meeting their travel and operational needs in all weather conditions and complex scenarios.

This invention primarily discloses a password input device, applied in an electronic device, comprising a password input unit, a position detection unit, a microcontroller chip, a storage unit, and a prompting unit. The microcontroller chip includes a processing unit for implementing a password input program specifically for the blind. Notably, when a visually impaired user uses the password input device of this invention, the password input program for the blind instructs the processing unit to perform a first processing on a current displacement value using a default distance value. Based on the result of this first processing, the prompting unit issues a prompt signal and simultaneously updates the current value. Through this method, both general users and visually impaired users enjoy high security and convenience when inputting passwords using the password input device.

This utility model relates to the field of traffic control system technology for pedestrian guidance indicators, and discloses a portable visual assistance vehicle for the blind, including a vehicle body. A fixing rod is fixedly connected to the top rear side of the vehicle body. An adjusting rod is slidably connected inside the fixing rod. A handle is fixedly connected to the top of the adjusting rod. A connecting sleeve is detachably connected to the outside of the fixing rod. The connecting sleeve has an installation groove inside and a rubber sleeve is fixedly connected inside. Two locking plates are threaded to the outside of the connecting sleeve. A sealing component is provided inside the connecting sleeve. In this utility model, by adjusting the height of the handle, the user can find the most comfortable and convenient grip position for operating the vehicle, which can effectively absorb and buffer the impact force generated when the vehicle stops, greatly reducing the possibility of impact damage to the vehicle body.

1. Name of the product in this design: White Cane. 2. Purpose of this design: To assist blind people in walking. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: a 3D model.

1. Name of this design product: Touch-based teaching aid for the blind (historical map of the Warring States period). 2. Purpose of this design: It is intended as a tactile teaching aid for teachers and for blind students to learn about historical and Warring States period-related knowledge. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design points: Change state diagram 1. 5. Other components requiring explanation: Component 1 is the box body, Component 2 is the sliding box cover, and Component 3 is the modular area module.

This invention relates to a multimodal perception-based guidance method and wearable device for the visually impaired. The method includes the following steps: real-time acquisition of multimodal data; scene classification of environmental images to trigger tactile paving or intersection recognition; in an intersection environment, traffic light recognition and recording the color change patterns; and fusion and judgment of the traffic light recognition results and tactile paving recognition results: when the light is green and there is sufficient remaining time, and the tactile paving indicates a passable path, a passage instruction is generated; otherwise, a waiting instruction is generated, with the waiting instruction having higher priority than the tactile paving navigation instruction. This invention, by fusing multimodal information and introducing a safety priority coverage mechanism, achieves intelligent and safe guidance at complex intersections, significantly improving the safety of visually impaired individuals' travel.

1. Name of the product in this design: Braille pen. 2. Purpose of this design: For blind people to scan Braille dots to convert them into speech and to convert Braille text into electronic text during learning. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: 3D view 1.

1. Name of the product in this design: Ordering machine (embedded type for the blind). 2. Purpose of this design: This design is a food ordering machine for the blind. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: a 3D model.

The utility model provides a blind person visual auxiliary navigation glasses relates to glasses field, include: glasses body, constitute glasses's main frame for installing lens, glasses leg links with glasses body for wearing on the ear to support glasses body, sound box sets up on glasses leg for playing audio to remind blind person to avoid the obstacle, sound box with sound box passes through electric nature connection to realize data transmission and collaborative work. The application through the collaborative work of camera and sound box. The camera can capture all kinds of obstacles including pedestrians, vehicles, buildings and street facilities, and the sound box converts the information into audio signals to inform the blind people, so that they can react in advance and avoid collisions to improve travel safety. Compared with the traditional guide stick, the glasses have a wider detection range. The guide stick can only sense the road conditions by the front end touching the ground, and it is difficult to detect small obstacles at high places and far away. However, this glasses can monitor the environment in all directions, making up for the shortcomings of traditional tools in environmental perception.

This invention relates to the field of assistive walking technology for the blind, and more particularly to a guide cane system using deep learning on a microcontroller. The system includes: a baseline data storage unit for storing baseline environmental data; an environmental perception unit for collecting environmental data via sensor modules, including ultrasonic, water accumulation, and light sensors; an operational feedback unit for determining detection accuracy based on obstacle distance deviation values; a data processing unit for filtering the collected data according to target selection criteria to construct a dataset; a data storage unit for storing the dataset; a model training unit for inputting the dataset into a lightweight deep learning network to obtain a pre-trained model; and a control unit for determining generalization ability based on the sample distribution representation values ​​of the pre-trained model, adjusting the sampling period or reallocating dataset weights if the generalization ability does not meet preset standards. This invention improves the detection accuracy and adaptability of the guide cane, enhancing the safety of visually impaired individuals during travel.

The application relates to the technical field of blind person perception assistance, in particular to a blind person image perception assistance system and method based on electro-tactile sense. The system comprises an image acquisition and basic processing module, a key object identification and mask generation module, an edge and gray information processing module, an edge-guided dynamic scanning module, a multi-modal electro-tactile coding and output module and a user feedback adjustment module. The method collects images, identifies key objects, extracts edge and gray information, divides grids based on edge directions for dynamic scanning, and finally maps stimulation information to a dual-mode electro-tactile array output of hands and brains. The application effectively solves the problems of inaccurate image structure perception and low information transmission efficiency of traditional methods by fusing hand precise contour tactile sense and brain overall imaging stimulation, and introducing a closed-loop adjustment mechanism based on key object identification and user feedback, and significantly improves the perception efficiency and recognition accuracy of blind people on image information.

The application relates to the technical field of obstacle avoidance navigation, in particular to intelligent glasses, a method and a system for obstacle avoidance navigation of the blind, the intelligent glasses comprising a camera module, a ToF module, a sensor, a WIFI communication module, a Bluetooth module, a microphone, a loudspeaker and a master controller. In the application, the intelligent glasses only serve as a perception extension and an interaction terminal, a complex image processing and navigation algorithm unit with high energy consumption and high heat generation is stripped, and the unit is transferred to a smartphone terminal with stronger computing power and larger battery capacity for processing. The design reduces the hardware threshold and energy consumption of the master controller of the intelligent glasses, reduces the volume and weight of the glasses, solves the problems of serious heat generation of a machine body, short battery life and heavy wearing pressure on a nose bridge of a traditional integrated intelligent glasses caused by integration of high-power chips, and is more suitable for long-time wearing and use of the visually impaired.

1. Name of the product in this design: Ordering machine (for the blind). 2. Purpose of this design: This design is an electronic ordering machine for the blind. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: a 3D model.

1. The name of the design product: handrail rod. 2. The use of the design product: handrail rod for barrier-free public toilets, blind handheld guide device. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view 1.

This invention discloses a motion-sensing device and intelligent sensing system to assist blind people in their travel, relating to the field of barrier-free assistive device technology. It includes a motion-sensing suit body, with a depth camera installed on the front chest and abdomen, and a wide-angle high-definition camera installed in the center of the chest. Through multimodal fusion of the depth-sensing camera and AI recognition, it achieves accurate identification of static obstacles, dynamic obstacles, and environmental features, avoiding the limitations of a single sensor. It employs a distributed motor vibration module, combined with differentiated encoding of vibration position, intensity, and frequency, to achieve accurate transmission of "direction + distance + obstacle type." Simultaneously, it incorporates voice prompts from a mobile phone speaker to adapt to different environmental noise scenarios. A real-time fusion algorithm of "multimodal sensing data - mobile phone navigation data" is constructed. When the navigation path conflicts with real-time obstacles, obstacle warning information is automatically prioritized, and navigation instructions are adjusted, reducing the user's information coordination burden.

1. Name of the product in this design: Voice navigation keyboard. 2. Purpose of this design: To enable visually impaired or disadvantaged individuals to use self-service equipment through voice prompts and Braille buttons. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: 3D view 1.

This invention falls within the field of electronics, computer science, and artificial intelligence related to medical conditions and disability. The invention aims to address the needs of people with disabilities or vulnerabilities, such as the blind, mute, or ill, enabling them to ask questions and receive alerts in natural language, even while sleeping, regarding health variables related to the heart, lungs, and temperature. This information can be accessed in real time without physical contact, internet access, or electricity. It is particularly useful for people living in remote, vulnerable areas without access to these services, or during emergencies such as power outages and weather events that disrupt public grid power or internet or artificial intelligence services for diagnosing and monitoring vital functions and medical conditions.To solve the problem, the Device for medical assistance and inclusion of vulnerable people in natural language comprises a sound sensor (7) connected to a natural language processing unit (4) which is connected to a database of words (8) related to medical emergencies, where the natural language processing unit (4) is configured as a means to transform speech into text and is connected to a millimeter wave processor (2) configured to obtain variables of heart rate, respiration and body movement among a plurality of other variables.

The utility model relates to the technical field of barrier avoidance device, concretely is a portable barrier avoidance device for assisting blind people to travel, including the casing, the second outer wall of casing is provided with first ranging module, the inclined surface of casing is provided with second ranging module, is provided with host computer and vibration module in the casing. The utility model discloses, aiming at the problem that the privacy of blind user is neglected because of voice broadcast for the prior art product, the device provides the feedback mode of non - voice through vibration module, avoids causing the attention of others or the psychological discomfort of user, improves the use experience while protecting the privacy, overcomes the voice failure problem of prior art product in noisy environment, even under complex scene, user can also know that the barrier appears in the front or the front lower side through vibration prompt, ensures the product stability and practicality. Still with braille button, automatic adjusting function is combined, reduces the learning cost and psychological stress, improves the acceptance of user to product.