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Class 382/187 - On-line recognition of handwritten characters


Subclass of Class 382 - Image analysis
Definition: Subject matter further requiring that: (a) a signal be
No. of patents: 890
Last issue date: 05/08/2012


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NumberTitleIssue Date
8175389Recognizing handwritten words
Recognizing handwritten words at an electronic device. A plurality of strokes is received at a common input region of an electronic device. The plurality of strokes in combination defines a word comprising a plurality of symbols, a relative geometry of a first subse...
05/08/2012
8170340Device, method and computer program for identifying a traffic sign in an image
A device for identifying a traffic sign in an image includes a Hough transformer implemented to identify a plurality of line sections running in different directions through the image in the image or in an edge image derived from same. The device further includes a ...
05/01/2012
8160362Combining online and offline recognizers in a handwriting recognition system
Described is a technology by which online recognition of handwritten input data is combined with offline recognition and processing to obtain a combined recognition result. In general, the combination improves overall recognition accuracy. In one aspect, online and ...
04/17/2012
8150162Method and system for three-dimensional handwriting recognition
The present invention provides a 3D handwriting recognition system that allows users to freely write words or characters in a 3D space in a touchless manner, without requiring any physical medium such as a pad or a tablet. The users' handwriting input in a 3D space ...
04/03/2012
8131081Image processing apparatus, and computer program product
An image processing apparatus includes a command-data storage unit, a handwritten-data recognizing unit, and a matching unit. The command-data storage unit stores therein a command-data table that contains a command character and content of a command corresponding t...
03/06/2012
8121412Recognition of tabular structures
A number of regions and partitions may be created based on input handwritten atoms and a grammar parsing framework. Productions for tabular structures may be added to the grammar parsing framework to produce an extended grammar parsing framework. Each of the regions...
02/21/2012
8116570User interface for providing digital ink input and correcting recognition errors
In embodiments consistent with the subject matter of this disclosure, a user may input one or more strokes as digital ink to a processing device. The processing device may produce and present a recognition result, which may include a misrecognized portion. A user ma...
02/14/2012
8111922Bi-directional handwriting insertion and correction
Various technologies and techniques are disclosed for providing bi-handwriting directional handwriting recognition and correction. A combined handwriting recognizer is provided that supports left-to-right and right-to-left language recognition by using a combined di...
02/07/2012
8103100System of implementing user handwriting and method thereof
System for implementing user handwriting according to the present invention, comprising : a handwriting input module (120) for receiving user handwriting including at least 100 to 200 characters by a user with sample sentences; a feature determining module (
01/24/2012
8094942Character recognition for overlapping textual user input
Techniques described herein may recognize handwritten characters that are written at least partially over the top of one another that are input to a computing device. The handwritten characters may be formed of one or more strokes. A user may write characters or par...
01/10/2012
8094941Character recognition for overlapping textual user input
Techniques described herein may recognize handwritten characters that are written at least partially over the top of one another that are input to a computing device. The handwritten characters may be formed of one or more strokes. A user may write characters or par...
01/10/2012
8090203System for determining digital ink orientation
A system for determining the orientation of digital ink is provided having a sensing pen and a processor. The system measures the orientation of the pen during writing by the pen on a surface printed with tags. Each tag encodes data on an identity of the surface ass...
01/03/2012
8077975Handwriting symbol recognition accuracy using speech input
Described is a bimodal data input technology by which handwriting recognition results are combined with speech recognition results to improve overall recognition accuracy. Handwriting data and speech data corresponding to mathematical symbols are received and proces...
12/13/2011
8073258Using handwriting recognition in computer algebra
Systems and methods for use in handwriting recognition in computer algebra are provided. One disclosed method includes receiving handwriting input from a user via a handwriting input device, the handwriting input representing a mathematical expression. The method fu...
12/06/2011
8064702Handwriting templates
Apparatuses, methods, and computer-storage media provide character string templates to facilitate receiving non-prose handwriting input from a user and converting that input to text to create character strings capable of being provided to application and/or displaye...
11/22/2011
8050500Recognition method and system
Techniques for recognizing discrete multi-component symbolic input from a user can be applied to, for example, handwriting or speech. The techniques can include providing a database of model input sequences, where each model input sequence corresponds to a symbol to...
11/01/2011
8041119Method for determining orientation of chinese words
A method for determining the orientation of Chinese words is provided. The amount of dark pixels in each column of a Chinese word image is calculated. Then, a first point, a second point, and a third point are determined. The first point and the second point corresp...
10/18/2011
8036465Method of text interaction using chirographic techniques
Disclosed herein is a system for operating chirographic devices. The system may support a spatial chirographic sign reader, a spatial character recognition technique, a chirographic text character writer, a chirographic text character setter, a chirographic text cha...
10/11/2011
8014607Method and apparatus for creating and editing node-link diagrams in pen computing systems
A method and system provides intelligent node-link diagram creation and editing, including an electronic display device having a surface on which a writing and/or drawing canvas is provided. An input device permits writing and/or drawing of electronic ink strokes, a...
09/06/2011
8009915Recognition of mathematical expressions
In embodiments consistent with the subject matter of this disclosure, a user may input strokes as digital ink to a processing device. The processing device may partition the input strokes into multiple regions of strokes. A first recognizer and a second recognizer m...
08/30/2011
8000532Digital pen to capture data in ambulatory monitored patients
A medical device system and method for monitoring a patient include a monitoring device for storing data relating to the patient and a digital pen for digitizing and storing data handwritten by the patient. A control module is configured to aggregate data stored by ...
08/16/2011
7991231Method and apparatus for determining whether image characters or graphics are handwritten
An image processing apparatus and method for capturing an image including characters or graphics, determines whether or not the characters or graphics included in the captured image are prepared by handwriting based on a magnitude of a density gradient in a directio...
08/02/2011
7974472Feature design for HMM based Eastern Asian character recognition
An exemplary method for online character recognition of East Asian characters includes acquiring time sequential, online ink data for a handwritten East Asian character, conditioning the ink data to produce conditioned ink data where the conditioned ink data include...
07/05/2011
7958132Voting based scheme for electronic document node reuse
Systems and methods for processing data transform a first data structure (e.g., a hierarchical data structure) into a second data structure (e.g., using a parsing system), wherein the second data structure includes a first set of leaf nodes under a first ancestor no...
06/07/2011
7953279Combining online and offline recognizers in a handwriting recognition system
Described is a technology by which online recognition of handwritten input data is combined with offline recognition and processing to obtain a combined recognition result. In general, the combination improves overall recognition accuracy. In one aspect, online and ...
05/31/2011
7929769Script recognition for ink notes
Computer-readable media having computer-executable instructions distinguish the script type of at least one portion of a writing input. At least one sub-word of a writing line of a handwritten document is identified and is processed to determine the associated writi...
04/19/2011
7929770Handwriting processing apparatus and method
A handwriting processing apparatus and method effective for search of, e.g., a document file including handwriting is provided. When a handwriting characters are input to a coordinate input unit as a search key, a corresponding character in a dictionary is recognize...
04/19/2011
7925092Hand writing input device
A hand-writing input device comprises: an input surface, a guidance device provided on the input surface along a predetermined track to guide a finger or pen along the track; a plurality of switch elements provided at particular positions on the track. When a partic...
04/12/2011
7907779Game apparatus and storage medium storing a handwriting input program
A game apparatus displays a game screen of 9×9 grid, for example, of a Sudoku puzzle on one LCD and an empty cell (cell to be answered) is large-displayed on the other LCD. A touch panel is provided on the LCD to allow a player to handwrite a numeral to fill in the...
03/15/2011
7876960System for recording information
A system for recording information from a surface. The system includes a base having a surface provided with a first position code coding locations of a plurality of first points and. In a zone of the surface, a second position code codes locations of a plurality of...
01/25/2011
7869655System, computer software product and method for transmitting and processing handwritten data
A system, computer program product and method are provided that smooth handwritten information following the transmission of handwritten data to a second computing device, thereby reducing the memory, processing and communications bandwidth requirements of a first c...
01/11/2011
7869654Electric paper reading system
Objects of the present invention are to facilitate filling out by hand an electronic paper and to realize digitization of contents with which the electronic paper is filled out by hand with a simple structure. A read image is obtained by optically reading a reading-...
01/11/2011
7860315Touch input program and touch input device
A game apparatus includes a CPU core. In response to a setting of a reverse input mode, the CPU core reverses vertically and horizontally BG/OBJ data corresponding to a question, and displays on an LCD an image based on the reversed BG/OBJ data. When a handwriting i...
12/28/2010
7817858Communication terminal
It is shown how to select and insert a non-textual, e.g. a smiley, into an application such as a chat application in a communication terminal. A smiley insertion area in the form of a hand writing input area is displayed under the control of a user interface applica...
10/19/2010
7796818Freehand input method, freehand input device, and computer program product
Execution commands corresponding to the type of gesture are stored and by acquiring coordinate values of accepted handwriting input including gesture on a display screen, handwriting is displayed. When handwriting input is accepted, display data of handwriting is up...
09/14/2010
7792363Use of level detection while capturing and presenting text with optical character recognition
A system for presenting text found on an object. The system comprises an object manipulation subsystem configured to position the substantially planar object for imaging; an imaging module configured to capture an image of the substantially planar object; a text cap...
09/07/2010
7783109System for interactive note-taking
A system for interactive note-taking is provided having a receiver for receiving interaction data from a note-taking device used to interact with a note-taking form having note-taking information and a plurality of coded tags printed thereon, and a processor for rec...
08/24/2010
7756337Method and apparatus for reducing reference character dictionary comparisons during handwriting recognition
A method, computer program product, and a data processing system for performing handwriting recognition of a language having character stroke order rules. A stroke parameter set describing attributes of a handwritten stroke is calculated, and a user input indicates ...
07/13/2010
7729542Using edges and corners for character input
A new unistroke text entry method for handheld or wearable devices is designed to provide high accuracy and stability of motion. The user makes characters by traversing the edges and diagonals of a geometric pattern, e.g. a square, imposed over the usual text input ...
06/01/2010
7720286System and method for associating handwritten information with one or more objects via discontinuous regions of a printed pattern
A system is provided that includes a pen-enabled computing arrangement having a capture interface and at least one processing element. The capture interface can capture an electronic input defining a stroke through a plurality of concatenated regions. In addition, t...
05/18/2010
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