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| Number | Title | Issue Date |
| 7929766 | Identifiers for digital media A computer-implemented method includes receiving a piece of content, wherein the piece of content comprises a machine-readable identifier, identifying the machine-readable identifier in the piece of content, and associating the machine-readable identifier to the pie... | 04/19/2011 |
| 7734093 | Paper-based upload and tracking system A method and apparatus for performing paper-based upload and tracking of documents is disclosed. In one embodiment, the method comprises scanning a version of a document to obtain an image, the document having machine readable information, decoding the machine reada... | 06/08/2010 |
| 7526130 | Signal processing in barcode reading with a wavelet transformation A method for processing a digital signal obtained in a barcode reading operation comprises a step of applying a wavelet transformation to the digital signal. The noise threshold at each level of the wavelet transformation is determined from a total transfer function... | 04/28/2009 |
| 7410100 | Portable terminal device, program for reading information, and recording medium having the same recorded thereon A portable terminal device and a program for reading information, which can read a code correctly with simple operations, and a recording medium having the program recorded thereon. A portable telephone with a camera has a camera for inputting information of an imag... | 08/12/2008 |
| 7372594 | Image processing apparatus and method, and storage medium A pattern which does not appear at a flat portion in normal binarization processing is set as a code pattern, and a code formed from this pattern is attached. At this time, code attachment with little degradation in image quality is implemented by selecting an unnot... | 05/13/2008 |
| 7350710 | Two-dimensional code extracting method An image data is inputted by using a device such as a document scanner. The input image data is scanned in a square block unit of M×N pixels, and blocks that satisfy specific conditions is detected based on the scanning process. In one example, a ratio of white pix... | 04/01/2008 |
| 7337321 | Digital content protection using invisible and visible watermarks A technique for distributing digital contents capable of effectively protecting copyrights and the like on the basis of invisible electronic watermark information and electronic watermark information is to be provided. On the sending side, additional information inc... | 02/26/2008 |
| 7328851 | Machine-readable code format Disclosed is a machine readable code of a set of distinguishable symbols including at least a first symbol for encoding zeroes and a second symbol for encoding ones, wherein the first symbol exhibits a first color during machine reading and the second symbol exhibit... | 02/12/2008 |
| 7327881 | Image reading apparatus A labeling process unit groups a continuous black pixel area as one group in the binary image data read by an image input device, and extracts the group bounding rectangle information about the group. A row extracting process unit extracts row rectangle information ... | 02/05/2008 |
| 7325737 | Methods and apparatus for identifying candidate barcode fields A system is provided for selecting a particular barcode on an item that includes multiple barcodes. The system (1) acquires, via a barcode imager, an image of the item within the field of view of the barcode imager, (2) analyzes the acquired image to determine a set... | 02/05/2008 |
| 7317543 | Method of converting a linework data format to the format of a page description language A method for converting image data coded with run lengths to the format of a page description language, such as PostScript or PDF, the run lengths identifying how many image points of one color follow one another in an image row, includes utilizing the run lengths o... | 01/08/2008 |
| 7310428 | Method of detecting digital watermark information The present invention can detect watermark information from motion picture of various scanning methods and various picture sizes without causing increase of a memory capacity. A watermark information detection apparatus 1 converts encoded watermarked m... | 12/18/2007 |
| 7305129 | Methods and apparatus for populating electronic forms from scanned documents A computer-implemented method and apparatus are provided for populating an electronic form from an electronic image. The method and apparatus identify a size, orientation and position of an object within the electronic image, and identify information elements from p... | 12/04/2007 |
| 7280689 | Anti-compression techniques for visual images In order to discourage compression of video and other visual image signal data that accompanies unauthorized reproduction, distribution and storage of such data, the signal data is modified in a manner to be essentially imperceptible but which, when compressed and t... | 10/09/2007 |
| 7280254 | Method for maintaining uniform spatial frequency over a dataglyph block A method for reducing the obtrusiveness of artifacts appearing in a glyph shape code image space includes encoding digital data values as a glyph shape code, such that the shape code is composed of glyphs having shapes that encode digital data values. Each distinct ... | 10/09/2007 |
| 7277557 | Image processing apparatus, image processing method, and storage medium of image processing program A pattern generating section forms two patterns based on a pattern size, an embedding strength, and a pattern attenuation ratio. When corresponding pixels in two patterns are added to each other, all of elements become zero. When all of pixels in each of patterns ar... | 10/02/2007 |
| 7269275 | Physical objects and validation of physical objects The present invention relates generally to validating and providing physical objects. In one implementation, a physical object includes a first digital watermark carried thereon. The first digital watermark includes a first plural-bit message representing at least a... | 09/11/2007 |
| 7254275 | Method and system for image compression using image symmetry An image compression system and method is described, which makes use of the symmetry found in faces and heads to perform the compression. The image is divided along the line of symmetry, and pairs of corresponding pixels on the two divided sides are determined. A we... | 08/07/2007 |
| 7239717 | Lossless embedding of data in digital objects Current methods of embedding hidden data in an image inevitably distort the original image by noise. This distortion cannot generally be removed completely because of quantization, bit-replacement, or truncation at the grayscales 0 and 255. The distortion, though of... | 07/03/2007 |
| 7228425 | Protecting content from illicit reproduction by proof of existence of a complete data set via self-referencing sections A number of data items are selected for inclusion in a data set so as to discourage a transmission of the entire set over a limited bandwidth communications path, such as the Internet. Each data item comprises one or more sections, and the totality of sections const... | 06/05/2007 |
| 7221391 | Image sensing apparatus, image processing apparatus and method, and image processing system A camera includes an image sensing unit that generates unprocessed image data, an image processing unit that processes the unprocessed image data, an embedding unit that embeds first additional information in the processed image data using a digital watermarking tec... | 05/22/2007 |
| 7218753 | Template for watermark decoder synchronization Systems and methods are provided through which a template in the spatial domain is generated and combined with an image. Later, the combined image can be decoded to determine the extent of scaling and or shifting or the combined image. The template comprises at leas... | 05/15/2007 |
| 7206431 | System and method for generating and verifying a self-authenticating document Described are a system and method for verifying a self-authenticating document. First, an image is obtained of at least a predetermined portion of the document. Then, the image is divided into a predetermined number of pixel groups, each pixel group including a plur... | 04/17/2007 |
| 7197368 | Audio watermarking with dual watermarks A watermark encoding system encodes an audio signal with both a strong and a weak watermark. The strong watermark identifies the content producer and is designed to survive all typical kinds of processing and malicious attacks. The weak watermark identifies the cont... | 03/27/2007 |
| 7194253 | Product order method and system Method with which a mobile user in a mobile network can order products, with the following steps: recording an image corresponding to the product to be ordered, linking the image data with a personal identification... | 03/20/2007 |
| 7194630 | Information processing apparatus, information processing system, information processing method, storage medium and program A provider side apparatus provides original digital data together with a digital signature generated by the provider side apparatus, the digital signature detecting whether the original digital data was falsified or detecting a change level given to the original dig... | 03/20/2007 |
| 7190835 | Code reader performing coded image decoding using non-dedicated decode processor A coded image capture and decoding system includes an image capture unit and a host unit which operate to capture image data, generate a plurality of coded images, and, thereafter, to decode the plurality of coded images with a non-dedicated host processing circuitr... | 03/13/2007 |
| 7191336 | Method for embedding information in an image A method for producing a background image representing data. The background image is created by; producing a first encoding of data into a first binary array; producing a second encoding of the data into a second binary array; representing the first binary array as ... | 03/13/2007 |
| 7181066 | Method for locating bar codes and symbols in an image A search method is disclosed for finding bar code symbols and various two-dimensional symbols, regardless of orientation, that is efficient, robust, and easy to use. The method works well on cluttered backgrounds, on skewed symbols, when symbols are almost touching,... | 02/20/2007 |
| 7168621 | Section based algorithm for image enhancement This present invention discloses a system and method for enhancing images of barcodes and other similar objects taken by the digital camera connected to or embedded in a mobile device. This filter works by converting the image into its equivalent gray scale. The alg... | 01/30/2007 |
| 7162637 | Image verification system An image verification system includes an imaging device and a first image verification device. The imaging device has an image generating unit which generates image data, and a first verification data generating unit which generates first verification data using the... | 01/09/2007 |
| 7147159 | Optical reader having two-dimensional solid state image sensor and light generator An apparatus is provided for reading a bar code of a target. The apparatus can include a matrix type two-dimensional image sensor and a light generator directing light toward the target. Optics can be included to project an image onto the matrix type two-dimensional... | 12/12/2006 |
| 7142714 | Two-dimensional code recognition processing method, two-dimensional code recognition processing apparatus, and storage medium A two-dimensional code recognition processing method for recognizing a two-dimensional code lade of a plurality of square cells arranged in accordance with predetermined layout rules. The method comprises the steps of: generating binary data from image information a... | 11/28/2006 |
| 7139408 | Transform domain watermarking of image signals The invention provides methods and related systems for embedding and detecting watermarks in images, such as JPEG or MPEG formatted images as well as other types of image signals. One method receives transform coefficients of the image, and changes the value of sele... | 11/21/2006 |
| 7133534 | Copy protection via redundant watermark encoding A watermark is encoded redundantly so as to provide effective copy protection. To assure a reliable detection of the watermark in the presence of a potentially faulty watermark detection process, some or all of the watermark is redundantly encoded. The number of red... | 11/07/2006 |
| 7130443 | Watermarking A watermarking system and method is proposed for still or moving pictures in which a watermark is embedded robustly and simply into DC-values, but without causing unacceptable visible picture degradation. The watermark is secure and can be readily detected, and the ... | 10/31/2006 |
| 7123742 | Print user interface system and its applications A print (e.g., on paper) user interface (PUI) device for decoding an embedded message to activate a function is described. The PUI can be used for transforming an embedded message into cognizable human sensory inputs. The device includes a reader and a processor. Th... | 10/17/2006 |
| 7124298 | Method and device for detecting a watermark Method of and system for detecting a watermark in MPEG-2 encoded video data during high-speed copying of the video data. A bus spy (120) selects independently coded frames, such as I-frames, from the video data and feeds the selected frames to a watermark det... | 10/17/2006 |
| 7118026 | Apparatus, method, and system for positively identifying an item A system, such as a checkout station, for positively identifying items includes a reader that reads coded information affixed to an item. The system further includes a capture module, such as a camera. The capture module captures a visual characteristic of the item ... | 10/10/2006 |
| 7107453 | Authenticatable graphical bar codes Systems and methods for generating and decoding authenticatable graphical bar codes are described. In one aspect, a corroborative signed message is generated from information to be encoded, and a base image is modulated with a graphical encoding of the signed messag... | 09/12/2006 |
