91 results about "Virtual keyboard" patented technology

The invention relates to the technical field of industrial automation and computer vision, and particularly discloses a non-intrusive equipment monitoring system design method based on optical character recognition (OCR). The method comprises the following steps: firstly, transmitting a video source to an industrial personal computer through a video encoder and a switch; secondly, establishing a virtual keyboard and mouse remote control channel through the development board and the keyboard and mouse simulator; a template matching mechanism is introduced, corresponding characteristic values and content recognition templates are established for different interfaces of the equipment, and then a PP-OCRV4 model is used for carrying out recognition processing on the image; and finally, establishing monitoring to monitor and control the equipment identification process. According to the invention, a modularized system building method is adopted, the function of each module is specifically developed, a monitoring system for automatically identifying the interface data of the storage equipment is reasonably constructed, and the system can ensure long-time high-efficiency operation, accurately identify the data of each interface and store the data.

Method for providing a dynamically adapted virtual keyboard, the method comprising the following: on a display of a mobile computing device, displaying at least part of an electronic form that includes input objects for accepting user input; Automatic parsing of the electronic form to recognize attributes of at least one of the input objects; Automatically determining, based on parsing results, whether the electronic form includes a non-text input object; In response to the detection that the electronic form includes a non-text input object, a corresponding non-text component for virtual keyboards is automatically added to a virtual keyboard; and Displaying the virtual keyboard with the added non-text component for virtual keyboards on the mobile computing device's display; where the added non-text component is configured for virtual keyboards to allow a user to invoke a function associated with the corresponding non-text input object in the electronic form from the virtual keyboard.

An electronic device according to an embodiment of the present disclosure may comprise: a display; and a processor which recognizes the execution of a virtual keyboard on a display device, displays, on the display, a notification for displaying a text input window according to the recognition of the execution of the virtual keyboard, and displays, on the display, the text input window according to the selection of the notification.

Method and system for mutual authentication. The system comprises:a virtual keyboard generation unit (210) for obtaining (110) a keyboard configuration (112) of a user (201), including graphical features (114), arrangements (116) and keyboard generation rules (118); and generating (120) a virtual keyboard (212) formed by keys (214) with combination of graphics features (114) in certain arrangements (116) based on the keyboard generation rules (118);an input interface (230) for receiving (140) a key selection (144) of the virtual keyboard (212);an authentication unit (240) for applying (160) user authentication rules (152) on the virtual keyboard (212), obtaining at least one correct key sequence (162), and authenticating (170) to the user (201) if the key selection (144) is validated with respect to a correct key sequence (162).

The invention discloses a display method, device and equipment of a virtual keyboard, and belongs to the technical field of virtual display. The method comprises the steps that under the condition that a first gesture is detected, a first virtual keyboard is generated, the first virtual keyboard is determined according to the first gesture, and the first gesture is characterized as a gesture that the two hands are at least partially overlapped and the palm centers of the two hands can be recognized. And displaying the first virtual keyboard at a display position, wherein the display position is located in an open space formed when the two hands present the first gesture. Because the first gesture is the gesture that at least parts of the two hands are overlapped and the palms of the two hands can be recognized, the user can be ensured to be in a comfortable input posture, and in the pressing input process, the pressing positions of the keyboard keys basically fall on the positions of the palms, so that the user can perceive touch feedback, and the user experience is improved. The fatigue problem caused by arm unbalance and long-time suspension is effectively avoided, and the input efficiency is improved.

The application discloses an interface interaction method and device, electronic equipment and a storage medium, and applies to the technical field of interface interaction of games. The method comprises the following steps: displaying a game picture corresponding to a game, a chat channel and an information input control in a graphical user interface; in response to a first trigger operation acting on the information input control, controlling to render and display the game picture corresponding to the game in a first display area of the graphical user interface, and to render and display a virtual keyboard for information input in a second display area of the graphical user interface; wherein the display levels of the first display area and the second display area are consistent; in response to a second trigger operation acting in the first display area, executing a corresponding game function according to the second trigger operation, and in response to a third trigger operation acting in the second display area, controlling to execute a corresponding information input function. The game interaction is not affected when chatting, and the game experience can be improved.

In some implementations, a user device may obtain an input stream, wherein the input stream is obtained via a virtual keyboard provided by the user device. The user device may process the input stream to determine that the input stream includes particular information. The user device may cause, based on determining that the input stream includes the particular information, one or more security parameters associated with an account of a user of the user device to be modified.

The invention discloses an implementation mode and device of a virtual keyboard. The implementation mode of the virtual keyboard comprises the steps that a first neural network model is established, wherein the first neural network model comprises the corresponding relation between different hand postures and fingertip positions; a second neural network model is established, the second neural network model comprises the corresponding relation between different bright spot areas in a set area and the pressing position, and the set area at least comprises the area where the virtual keyboard is located; acquiring an image in a set area, identifying a hand posture and a bright spot area in the image through a first neural network model and a second neural network model, and judging a fingertip position and a pressing position according to the hand posture and the bright spot area; when it is judged that the virtual keyboard is in the keyboard input mode, key press-down information is output according to the fingertip position and the press-down position; when it is judged that the virtual keyboard is in the mouse input mode, mouse coordinate information is output according to the fingertip position and the press-down position. The implementation mode of the virtual keyboard provided by the invention has a quick and accurate output effect.

The ability to operate a virtual keyboard without confusion, even if the key identification marks on some of the virtual keyboard keys are not present on any of the multiple hardware keys on an external keyboard. [Solution] When no external keyboard is connected, the processor 51 displays the first virtual keyboard G2a on the display device 3a. When the external keyboard is connected, the processor 51 displays the second virtual keyboard G2b on the display device 3a, in which the virtual key identification marks on specific virtual keys in the first virtual keyboard G2a are replaced with a combination of a first mark and a second mark. The first mark is the virtual key identification mark or a simplified version of the virtual key identification mark. The second mark represents a key among a plurality of hardware keys included in the external keyboard that corresponds to the specific virtual key.

The invention discloses a text input method, a track recognition model training method, equipment, a storage medium and a product, and relates to the technical field of eye movement tracking. The text input method is applied to the augmented reality device, the augmented reality device comprises an eye movement tracking module, and the method comprises the steps that a watching track of a user in a target time period is obtained through the eye movement tracking module, and the watching track comprises the positions corresponding to a plurality of continuous watching points of the eyes of the user in a virtual keyboard area in the corresponding time period; recognizing the gaze track of the target time period through a target track recognition model to obtain a target text unit, and determining the text content input by the user based on the target text unit, the target track recognition model taking each preset text unit as a training label in advance, the real gaze track when the user expects to input the preset text unit is used as model input data for training. According to the invention, an efficient and reliable eye movement tracking text input scheme is realized.

A lighting device, system, and method for emulating sunlight along a daytime or nighttime locus is provided herein. Sunlight is emulated depending on the length of the sun's path relative to a structure containing the lighting device and system. One or more lighting devices can be grouped together to emulate sunlight along the locus, producing different color temperatures throughout the day. All lighting devices within the group produce the same color temperature changes throughout the day.Furthermore, a particular advantage of the preferred modes is the ability to manually change at any time the emulated natural sunlight output of one or more groups of lighting devices and conveniently change the color output more at certain times than at other times simply by triggering a switch on a dimmer associated with a physical or virtual keyboard.

Methods and devices to customize a virtual keyboard on a touchscreen display. A request or other trigger event may be associated with an image that has one or more dominant colours. A set of colours is determined within colour space by varying the coordinates of the dominant colour (s) in one or more dimensions. Each colour in the set of colours is applied to one or more keys of the virtual keyboard. The colours may produce a gradient effect. The dominant colour may be determined based on object recognition and segmentation. Multiple objects may be identified and used to determine the set of colours and their relative spatial relationship may be reflected in how the colours are mapped to the virtual keyboard.

Systems, apparatuses, methods, and computer-readable storage media are disclosed for facilitating user interaction with a virtual keyboard. A computerized method comprises: receiving contextual information associated with a virtual keyboard displayed on a user interface; determining, based on the contextual information, that a visual hint display condition is met; displaying a visual hint associated with one or more keys of the virtual keyboard based on the visual hint display condition; after displaying the visual hint, receiving additional contextual information associated with the virtual keyboard; determining, based on the additional contextual information, that a visual hint dismissal condition is met; and dismissing the visual hint from the virtual keyboard based on the visual hint dismissal condition.

The invention provides a vehicle input method adjusting method and a vehicle, and relates to the technical field of intelligent cabin man-machine interaction and function safety, and the method comprises the steps: firstly, determining the fatigue state of a driver based on the driving state data of the driver of the vehicle; secondly, under the condition that the fatigue state is larger than a preset fatigue state, an adjustment strategy of an input method of the vehicle is determined, and the adjustment strategy is configured to reduce the input operation load of a driver in the fatigue state; and finally, based on the adjustment strategy, adjusting the output content and the output style of the virtual keyboard. The technical problem that in the prior art, a vehicle input method cannot be actively adapted when the state of a driver is abnormal is solved.

Disclosed is an electronic device configured to obtain a second image, by cropping a first image obtained through a camera, detect at least one finger object in the second image, the at least one finger object corresponding to at least one finger, determine at least one key column corresponding to the at least one finger object among a plurality of key columns of a virtual keyboard by matching the plurality of key columns of the virtual keyboard to a plurality of regions of the second image, and identifying at least one region corresponding to at least one position of the at least one finger object among the plurality of regions of the second image, determine at least one key row corresponding to the at least one finger object among a plurality of key rows of the virtual keyboard, identify, based on the determined at least one key column and the determined at least one key row, at least one virtual key corresponding to the at least one finger object among a plurality of virtual keys of the virtual keyboard, and identify an input of the identified at least one virtual key, based on detecting a typing movement of the at least one finger object.

The invention provides a touch screen and electronic equipment, the touch screen comprises a first display area, a second display area and a first bending area, and the first display area and the second display area are located on the two sides of the first bending area respectively; the first display area is used for displaying a first image, the second display area comprises a first sub-area and a second sub-area, the second sub-area is located on the side, away from the first display area, of the first sub-area, the first sub-area is used for displaying a second image, and the second image comprises a virtual keyboard; the first display area, the first sub-area and the second sub-area are provided with a first sensor, a second sensor and a third sensor respectively, the first sensor, the second sensor and the third sensor are used for detecting touch operation, and the first sensor, the second sensor and the third sensor are arranged in a mutually separated mode. According to the touch screen and the electronic equipment provided by the invention, the self-capacitance load of the touch sensor can be reduced.

The invention relates to a secure virtual keyboard implementation method and system applied to financial mobile applications, and relates to the technical field of mobile application security. The method comprises the following steps: receiving a focus event for an input box configured with a secure keyboard type; a system keyboard is prevented from being aroused, a corresponding customized virtual keyboard view is loaded, and the view comprises a core input area and a function integration area; input is received through the view. Wherein the safety keyboard type comprises a financial transaction keyboard integrated with a transaction execution control and a bin position calculation keyboard integrated with a bin position proportion control. According to the invention, the financial transaction function is deeply integrated to the keyboard, so that'transaction as input 'is realized, and the operation efficiency is greatly improved; meanwhile, in combination with'equipment-network-screen 'three-layer active safety monitoring and'input, namely hiding' technologies, an omnibearing safety protection system is constructed, and the safety and efficiency problems faced by financial mobile applications in an input link are effectively solved.

Structural elements and their assembly for the creation of a multi-orientable display stand for a portable electronic device with a touchscreen and virtual keyboard. The device, serving as a display stand for a smartphone-type device, is composed of three assembled components: a platform supporting the device; a handle located at one end of the platform on the opposite face; and a base located at the other end of the platform, the geometry of which includes flat or curved facets (spherical, cylindrical, prismatic, etc.), concave or convex. A complementary component serving as a base for the device has one or more facets complementary to those of the base. The orientation is selected by bringing two complementary facets into contact. The contact between these pairs of facets can be stabilized by any suitable, manually removable connection. Fig [25]

The application relates to the technical field of gesture interaction, and provides an interaction method and device of a near-eye display device, equipment and a storage medium, which comprises the following steps: acquiring a first hand image, the first hand image comprising at least two first key points of a user's hand, an object, and the size of the object in a corresponding direction being a preset size; determining a target length of a part corresponding to at least two second key points and a fourth key point in the user's hand according to the first positions of the at least two first key points and the at least two second key points in the first hand image, the preset size and the target length; acquiring a second hand image; determining a target position of the first key point according to the second positions of the at least two second key points in the second hand image, the third positions of the at least two second key points, the third positions of the at least two first key points and the target length; and performing an interaction operation on a virtual keyboard according to the target position of the first key point, so that the interaction convenience of the near-eye display device for the virtual keyboard is improved.

An electronic device according to one embodiment of the present disclosure can: display a virtual keyboard in a first area through a touch screen display; receive a first user input associated with the virtual keyboard through the touch screen display (310); change, on the basis of the first user input, the appearance of the virtual keyboard such that at least a partial area of the virtual keyboard is hidden; receive a drawing input in the hidden area through the touch screen display (310); generate, on the basis of the drawing input, at least one image by using a machine learning model, the machine learning model including a model trained to generate an image on the basis of at least one from among text, an image and a drawing input; and display the at least one image in a second area, which differs from the first area, through the touch screen display (310). Other various embodiments are possible.

The invention discloses a display method and device of a virtual input panel and a computer readable storage medium, relates to the technical field of terminals, and can ensure that the size of the virtual input panel conforms to ergonomics and ensure the input efficiency and the input comfort of a user while meeting the personalized use requirements of the user on a display area where the virtual input panel is located. In the application, the electronic device can adaptively adjust the virtual touchpad on the virtual input panel according to the adjustment of a user on the position of the virtual keyboard on the virtual input panel, so as to meet the personalized use requirements of the user on the display area where the virtual input panel is located; for example, when a user does not need to perform touchpad input, the virtual touchpad is hidden, the virtual touchpad is displayed in a minimized state or only touchpad keys and the like are included to provide more display areas for content display, or when the virtual input panel is displayed on the display area, it is guaranteed that the size of the virtual input panel conforms to ergonomics.

This provides a function that allows users to input text into a display device using their own terminal. [Solution] This disclosure relates to a display device and system. A display device according to one embodiment of this disclosure includes a display, a network interface, and a controller, the controller which, in response to the activation of a virtual input interface, blocks the output of a virtual keyboard via the display, and, with the virtual input interface activated, receives a key code from a predetermined user terminal via the network interface, and displays text via the display based on a string corresponding to the received key code.

The invention relates to a method for generating authentication information associated with an individual having a given attribute, wherein a private key is associated with said given attribute (d'). The method comprises: - displaying a virtual keyboard (410) on an individual's device (102) in order to acquire secret information, the virtual keyboard comprising a plurality b of symbols that can be acquired, a set of private keys being associated with the symbols of the virtual keyboard; - acquiring, from the virtual keyboard, N symbols (420), the N acquired symbols forming a piece of acquired secret information; - determining the N private keys associated with the N symbols of the acquired secret information from the set of private keys associated with the symbols of the virtual keyboard (430); and - generating authentication information (440) from the N private keys associated with the N symbols of the acquired secret information, from the private key associated with the given attribute and from an authentication request message transmitted by a third-party device.

The invention provides a printing line multi-bar code recognition system, belongs to the technical field of warehouse management, and aims to solve the problems of poor compatibility, dependence on manpower or network, high maintenance cost and insufficient adaptability of handheld code scanning or fixed code scanning on a production line. A visual acquisition module; a control calculation module; an upper computer interface; the recognition result is output through the USB virtual HID keyboard, the upper computer directly receives keyboard input, an existing system does not need to be modified or a driver does not need to be installed, and adaptability is high.

The application discloses a finger posture recognition processing system and method based on keyboard use, relates to the technical field of finger posture recognition processing, and comprises a data acquisition module, a data processing module, a data transmission modeling module, a model processing module and a character recognition output module. By combining a wearable device with artificial intelligence, a new type of virtual keyboard which is convenient to carry and flexible to use is designed. With the aid of an algorithm, the virtual keyboard can adapt to the fingering habits of users, is simple and comfortable to use, effectively reduces user input errors, and simultaneously proposes a finger posture recognition algorithm based on a convolutional neural network. The algorithm can recognize user input with less dimensions, has low power consumption, fast recognition speed and high accuracy, effectively reduces the model parameter quantity and volume by combining a polynomial attenuation function with dynamic pruning, and improves the accuracy and calculation speed of the model.

The invention provides a portable digital indicating scale cheating code detection method and device, and relates to the technical field of cheating code detection. The method comprises the following steps: analyzing a physical keyboard; obtaining a virtual keyboard; generating a cheating code sequence; performing automatic traversal detection; and judging and feeding back a result. The device comprises a logical operation and control unit, a virtual keyboard unit, an image acquisition and identification unit, a man-machine interaction unit, a storage unit, a sound-light alarm unit and a power supply unit. According to the method, the physical keyboard is simulated by establishing the mapping relation between the keys and the port numbers, and then the cheating codes are generated through the virtual keyboard according to the preset strategy, so that cheating function screening and evidence fixing are rapidly completed in batches on site in a non-intrusive mode.

Systems, interfaces, and methods for implementing the systems and interfaces include a dynamic environment generation subsystem that changes objects and subobjects based on locations of the motion sensors and / or the nature, time and / or location of sensed motion and include selection attractive movement as the selection protocol, where a selection object is used to discriminate between selectable objects and attract a target object toward the selection objects, where the direction and speed of the motion controls, discriminates, attracts, and activates the selected objects.

A virtual keyboard includes shortcut keys configured to execute a plurality of third-party applications from within the keyboard. These third-party applications are optionally executed via calls to a remote Application User Interface (API). The virtual keyboard optionally includes a text entry field configured for entry of search terms, and execution of the third-party applications include requesting search results from the (optionally remote) third-party applications using the search terms. Search results received from the third-party applications are optionally displayed together within the virtual keyboard. These search results may also be shared via a messaging application. Keystrokes typed into the messaging application are optionally used to automatically populate the text entry field. The virtual keyboard optionally represents an adapted interface to an independent application and the shortcut keys within the virtual keyboard are configured to individually access respective members of the third-party applications. The third-party applications may represent dependent applications accessed via adapted interfaces.

Embodiments of the present disclosure relate to a method, device, computing equipment and storage medium for password verification. The method comprises, in response to a user-initiated password input request, randomly generating a plurality of sets of virtual keyboards, each set of virtual keyboards having a key layout that is at least partially different from other sets of virtual keyboards; determining a display color for each set of virtual keyboards that is different from other sets of virtual keyboards; applying the plurality of sets of virtual keyboards with different display colors to a password input interface of the same password verification device simultaneously, such that the plurality of sets of virtual keyboards with different display colors are displayed in the input interface with overlapping key contents in the same key positions; and determining an effective display color corresponding to the password input request, so as to determine whether a password input by the user is verified according to the effective display color and the set of virtual keyboards corresponding to the effective display color. Thus, while achieving password authentication, the risk of user password leakage due to the password input interface being spied on can be avoided.

The invention discloses a virtual keyboard input method and device, electronic equipment and a readable storage medium, and relates to the technical field of information. The method comprises the following steps: acquiring remote control operation information; determining a to-be-operated key position of a current to-be-operated virtual interface on the display screen according to the remote control operation information, and responding to the to-be-operated key position; wherein the virtual interface to be operated is a first virtual keyboard interface or a second virtual keyboard interface, and each of the first virtual keyboard interface and the second virtual keyboard interface comprises a central key position and a plurality of direction key positions; the intersection of the input character data corresponding to the first virtual keyboard interface and the input character data corresponding to the second virtual keyboard interface is null. Therefore, the two virtual keyboard interfaces of which the character input data are not overlapped with each other are arranged, the direction key positions are used for character input in each virtual keyboard, and various function keys are integrated, so that the key pressing frequency is reduced, and the input efficiency is improved.