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43 results about "Braille reading" patented technology

Braille is a method of reading through touch, rather than by sight. While it is mainly used by those with impaired vision, sighted people can also learn to read Braille. You may think of Braille as a language. However, it's actually more like a code. There are Braille codes for nearly every language,...

Delaminated electromagnetic braille alphabet display device and braille alphabet reader

The invention discloses a delaminated electromagnetic braille alphabet display device and a braille alphabet reader. The braille alphabet display device consists three layers of braille alphabet display modules and a touchpad; the braille alphabet display module in each layer comprises five boards and a plurality of contact driving mechanisms for driving braille alphabet contacts to raise and reset; braille alphabet finger-reading cells arranged in one row or many rows are arranged on the touchpad; a plurality of braille alphabet finger-reading cells for displaying braille alphabet characters are arranged in each row of the braille alphabet finger-reading cells; a microprocessor is respectively connected to a braille alphabet translation and conversion module, a voice broadcasting module and a contact controller; the contact controller is connected with the braille alphabet display device to form the braille alphabet reader. The braille alphabet display device provided by the invention utilizes the working principle of electromagnetic induction, is capable of displaying one or many rows of braille alphabet characters and has the advantages of smart structural design, low cost, stable performance, high reliability and capability of refreshing braille alphabets in real time; moreover, the braille alphabet displaying is synchronous to the voice broadcasting, blind people's reading and studying requirements are satisfied and the braille alphabet display device is significant to the society.
Owner:ZHEJIANG SCI-TECH UNIV

Electromagnetic Braille alphabet reader

InactiveCN106846988ASolve problems that require frequent manual replacementsTeaching apparatusElectronic bookEngineering
The invention relates to a Braille alphabet reader, in particular to an electromagnetic Braille alphabet reader. The Braille alphabet reader comprises a substrate plate, a display plate is arranged on the substrate plate, multiple Braille alphabet blocks are evenly arranged on the display plate, six Braille alphabet holes are evenly formed in each Braille alphabet block, ejector pins are arranged inside the Braille alphabet holes, magnets are connected to the bottoms of the ejector pins and arranged inside the Braille alphabet holes, multiple electromagnets matched with the magnets are arranged on the substrate plate, with magnetism which is reverse with that of the magnets and is generated by the electromagnets after the electromagnets are powered on, the ejector pins are ejected out from the Braille alphabet holes, a control plate is further connected to the substrate plate, multiple operation buttons are arranged on the control plate, and a control chip is arranged inside the control plate. Compared with the prior art, multiple Braille alphabets can be displayed at a time, the problem that only several Braille alphabets can be displayed through an existing Braille alphabet reader, so that manual replacement is frequent is solved, and the Braille alphabets can be read like normal reading of an electronic book.
Owner:浙江八瓦文化创意发展有限公司

Braille reading and writing device based on cold and heat signal

ActiveCN102779445ALarge display areaLarge writing areaTeaching apparatusData acquisitionEngineering
The invention discloses a braille reading and writing device based on a cold and heat signal. The device comprises a system controller, a display screen, a writing screen, a control screen, a cold and heat pen, a data collector, a data storage and a power interface, wherein a cold and heat display part is embedded in the display screen; a temperature measuring part is embedded in the writing screen; a control screen temperature measuring part and a control screen cold and heat display part are embedded in the control screen; the cold and heat display part, the control screen cold and heat display part, the data collector, the data storage and the power interface are respectively connected with the system controller; and the temperature measuring part and the control screen temperature measuring part are connected with the data collector. The cold and heat signal is introduced into the braille reading and writing field for the first time to substitute a convex and concave characteristic, so that the large-area plane touch type braille reading and writing device without a movement component is realized. The device is novel and unique in principle, high in reliability, low in cost and large in display area and writing area, is easy to popularize and does not have the movement component.
Owner:TECHNICAL INST OF PHYSICS & CHEMISTRY - CHINESE ACAD OF SCI

Layered electromagnetic braille display device and braille reader

The invention discloses a delaminated electromagnetic braille alphabet display device and a braille alphabet reader. The braille alphabet display device consists three layers of braille alphabet display modules and a touchpad; the braille alphabet display module in each layer comprises five boards and a plurality of contact driving mechanisms for driving braille alphabet contacts to raise and reset; braille alphabet finger-reading cells arranged in one row or many rows are arranged on the touchpad; a plurality of braille alphabet finger-reading cells for displaying braille alphabet characters are arranged in each row of the braille alphabet finger-reading cells; a microprocessor is respectively connected to a braille alphabet translation and conversion module, a voice broadcasting module and a contact controller; the contact controller is connected with the braille alphabet display device to form the braille alphabet reader. The braille alphabet display device provided by the invention utilizes the working principle of electromagnetic induction, is capable of displaying one or many rows of braille alphabet characters and has the advantages of smart structural design, low cost, stable performance, high reliability and capability of refreshing braille alphabets in real time; moreover, the braille alphabet displaying is synchronous to the voice broadcasting, blind people's reading and studying requirements are satisfied and the braille alphabet display device is significant to the society.
Owner:ZHEJIANG SCI-TECH UNIV

Braille reading method, electronic equipment and storage medium

The embodiment of the invention provides a braille reading method and device, electronic equipment and a storage medium. The method comprises the steps of determining a target reading character from to-be-read characters based on an operation of a user; translating the target reading character into six-point braille, taking every three-point braille in the six-point braille as a conversion unit, and converting the six-point braille of the target reading character into vibration codes of the target reading character; and generating vibration according to the vibration code of the target reading character. According to the braille reading method, the electronic equipment and the storage medium provided by the embodiment of the invention, every three-point braille in the six-point braille is taken as a conversion unit, and one six-point braille of the target reading character is converted into two independent vibration codes, so that for a single vibration code, the coding complexity can be reduced, the memory difficulty of a user is reduced, therefore, the recognition rate is improved, and the reading speed is increased; and vibration coding has better expansibility and more combination possibilities, and common words and common sentence patterns can be expanded conveniently.
Owner:MIGU DIGITAL MEDIA CO LTD +2

Portable intelligent glove for blind person

The invention relates to a portable intelligent glove for a blind person and belongs to the technical field of intelligent gloves. Six minitype vibrators are fixedly arranged on at least one finger sleeve; the six minitype vibrators are divided into two lines and symmetrically distributed on the two sides of the finger sleeve in an equally-spaced manner; a key input module, a wireless transmitting and receiving module, a Braille reading module and a microprocessor module are fixedly arranged on the glove separately; the output end of the Braille reading module and the output end of the key input module are electrically connected with the input end of the microprocessor module respectively; the output end of the microprocessor module is electrically connected with the input end of the wireless transmitting and receiving module and the input ends of the minity vibrators separately; and the output end of wireless transmitting and receiving module is electrically connected with the input end of the Braille reading module. The portable intelligent glove for the blind person enables the blind person to read Braille anytime and anywhere, and finger sections are vibrated by the minitype vibrators to simulate Braille touch; and besides, the aim of protecting the fingers of the blind person is fulfilled and abrasion of fingers caused by the fact that the fingers touch the paper Braille for a long time is avoided.
Owner:NANJING UNIV OF INFORMATION SCI & TECH

A Braille Conversion System Based on New Chinese Character Holographic Coding Rules

The invention provides a plaintext and braille conversion system based on a novel Chinese character holographic coding rule. The system comprises a text collection module, a pronunciation database, a word segmentation preprocessing module, a Chinese character holographic precompiling module and a Chinese character holographic file storage module, wherein the text collection module is used for obtaining a Chinese character text from outside; the pronunciation database is used for storing the pronunciation of a Chinese character; the word segmentation preprocessing module is used for automatically or manually inserting a word segmentation tag into the Chinese character from the Chinese character text obtained from the outside by the text collection module; the Chinese character holographic file storage module is used for compiling the Chinese character text into a coding format of a Chinese character holographic code and storing the coding format into the Chinese character holographic file storage module; and the Chinese character holographic file storage module is used for storing the file of a Chinese character holographic code format. By use of the system, a novel Chinese character holographic code is adopted as a file storage format, the pronunciation of a Chinese character is uniquely determined when the font of the Chinese character is determined, whether the Chinese character is subjected to word segmentation with a subsequent Chinese character or not is made clear, and all information required during plaintext and braille conversion is contained. The system can be used for fundamentally solving the ubiquitous problems of being inexplicable and misapprehensive in Chinese character braille reading at present.
Owner:SUN YAT SEN UNIV

Three-dimensional electro-tactile epidermal electronic system for braille reading

The invention belongs to the field of epidermal electronics, and discloses a three-dimensional electro-tactile epidermal electronic system for braille reading. The system comprises a plurality of groups of electrode pairs arranged in parallel, each group of electrode pairs comprises an upper electrode pair and a lower electrode pair, each electrode pair comprises a positive electrode, a negative electrode and a power supply, currents are introduced into the upper electrode pairs and the lower electrode pairs separately, the upper electrode pairs and the lower electrode pairs generate electricfields separately, the electric fields generated by the upper electrode pairs and the lower electrode pairs interfere with each other to form interference signals, the multiple interference signals formed by the multiple groups of electrode pairs correspond to a braille character, and braille reading is realized through the stimulation of the multiple interference signals to the skin, wherein thefrequencies of the currents introduced into the different groups of electrode pairs are different, and the frequencies of the currents introduced into the upper electrode pair and the lower electrodepair in the same group of electrode pairs are also different. According to the system, a blind person can read freely in any state, the reading speed is high, the resolution ratio is high, and the reading capability of the blind person can be effectively improved.
Owner:HUAZHONG UNIV OF SCI & TECH

Braille book page turning reading device

The invention provides a Braille book page turning reading device, and discloses a Braille reading device. According to the Braille reading device, pages are adsorbed by using air flow, the air flow is matched with rotation of a page turning rod for page turning, a micro scanner is used for scanning reading, and then continuous page turning is carried out. The device is small in size and convenient to carry. The device is characterized in that a base is of a flat-plate-shaped structure, a motor mounting sleeve is arranged in the middle of the base, a transmission sleeve sleeves the motor mounting sleeve, and the bottom end of the transmission sleeve is of an open structure; a distance is formed between the bottom end of the transmission sleeve and the base, a distance is formed between thetop end of the transmission sleeve and the top end of the motor mounting sleeve, a gap is formed between the inner wall of the transmission sleeve and the outer wall of the motor mounting sleeve, a driving motor is arranged in the motor mounting sleeve, a motor shaft extends upwards into the transmission sleeve, and an impeller is arranged on the motor shaft and located in the transmission sleeve; a planetary gear frame is arranged on the motor shaft and is connected with the transmission sleeve; a fixed sleeve sleeves the top end of the transmission sleeve.
Owner:徐州中知知识产权服务有限公司

Braille reading and writing device based on hot and cold signals

The invention discloses a braille reading and writing device based on a cold and heat signal. The device comprises a system controller, a display screen, a writing screen, a control screen, a cold and heat pen, a data collector, a data storage and a power interface, wherein a cold and heat display part is embedded in the display screen; a temperature measuring part is embedded in the writing screen; a control screen temperature measuring part and a control screen cold and heat display part are embedded in the control screen; the cold and heat display part, the control screen cold and heat display part, the data collector, the data storage and the power interface are respectively connected with the system controller; and the temperature measuring part and the control screen temperature measuring part are connected with the data collector. The cold and heat signal is introduced into the braille reading and writing field for the first time to substitute a convex and concave characteristic, so that the large-area plane touch type braille reading and writing device without a movement component is realized. The device is novel and unique in principle, high in reliability, low in cost and large in display area and writing area, is easy to popularize and does not have the movement component.
Owner:TECHNICAL INST OF PHYSICS & CHEMISTRY - CHINESE ACAD OF SCI
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