Patent application number | Description | Published |
20090006838 | Methods for Downloading a Digital Work Automatically Bound with Characteristics of a Portable Device - Disclosed is a method for downloading a digital work automatically bound with characteristics of a portable device, which refers to a technology of digital rights protection using an embodied system. The method achieves convenient and safe binding of digital works for a portable device. A storage space of the portable device stores digital contents and an executable program which is executed automatically after the portable device is connected to a network terminal. By this method, copyright-protected digital contents can be purchased or borrowed, and downloaded to the portable device. | 01-01-2009 |
20100086130 | Digital Content Rights Management Method and System - A digital content rights management method and system belongs to the digital content rights management technique field. The method of the invention includes the steps: registering the system, generating the time stamp, verifying the time stamp when the system starts up, acquiring the certificate, verifying the time before accessing the digital content. The system of the invention comprises a device for accessing the digital content and a server, wherein the device for accessing the digital content comprises: a registering module, a time stamp generating module, a time stamp verification module, a certificate of authorization acquiring module, and a time verification module. The method and system have solved the problem that the digital content can still be used beyond the time limit. | 04-08-2010 |
20100218239 | Digital Content Counting System and Method - A digital content counting system and a method thereof are provided for achieving the credible transaction counting mechanism established between the owner of copyrights and the seller, to make the owner of copyrights and the seller collectively confirm the transaction information of the digital contents. The system comprises a sale subsystem, an authorization service subsystem and a transaction clearing subsystem; the sale subsystem and the authorization service subsystem authenticate each other; the transaction clearing subsystem and the authorization service subsystem authenticate each other; the transaction clearing subsystem authenticates the sale subsystem; the sale subsystem generates transaction request information according to a purchase list, sends the transaction request information to the authenticated authorization service subsystem, and records transaction success information; after receiving and confirming the transaction request information, the authorization service subsystem sends transaction success information to a client device, the sale subsystem and authenticated transaction clearing subsystem, sends an approach for obtaining an authorization file to the client device, records the transaction request information, and issues the authorization file; the transaction clearing subsystem records the transaction success information. | 08-26-2010 |
20110087959 | METHOD AND DEVICE FOR PROCESSING THE STRUCTURE OF A LAYOUT FILE - Disclosed are a method and a device for processing the structure of a layout file, comprising: obtaining document content structure information and/or document layout exhibition information of the layout file; dividing document contents of the layout file into content blocks according to the document content structure information and/or the document layout exhibition information; and creating document flow information of the layout file according to the divided content blocks. | 04-14-2011 |
20130173912 | DIGITAL RIGHT MANAGEMENT METHOD, APPARATUS, AND SYSTEM - A digital right management method, including: generating, by a first user equipment having access right to shared digital contents, a common public key based on one or more public keys of one or more second user equipments intended to share the digital contents, respectively; encrypting, by the first user equipment, a key of the digital contents with the common public key to generate a ciphertext of the key of the digital contents; generating, by the first user equipment, from the ciphertext a new authorization certificate corresponding to the digital contents; and transmitting, by the first user equipment, the new authorization certificate and the digital contents to the second user equipments to instruct the second user equipments to share the digital contents in accordance with the new authorization certificate. | 07-04-2013 |
20130173923 | METHOD AND SYSTEM FOR DIGITAL CONTENT SECURITY COOPERATION - A method for digital content security cooperation, including: creating, by a first content possessing device, a cooperation content packet of digital contents and transmitting the created cooperation content packet to at least one of a second content possessing device or a first content cooperating device, wherein the cooperation content packet includes an attribute data block and a content data block; and performing, by the first content cooperating device receiving the cooperation content packet, privilege verification according to the cooperation content packet, and after the privilege verification is passed, updating the information in the content data block in the cooperation content packet, and transmitting the cooperation content packet including the updated information to at least one of a second content cooperating device or the first content possessing device. | 07-04-2013 |
20130174278 | DIGITAL RIGHTS MANAGEMENT (DRM) SERVICE CONTROL METHOD, APPARATUS, AND SYSTEM - A digital rights management service control method, including: receiving an authorization file request transmitted from a client terminal for a selected service operation; obtaining an authorization file template matching an authorization type included in the authorization file request; generating, based on the obtained authorization file template, an authorization file including digital resource feature information included in the authorization file request and rights feature information; and transmitting the generated authorization file to the client terminal. | 07-04-2013 |
20130174282 | DIGITAL RIGHT MANAGEMENT METHOD, APPARATUS, AND SYSTEM - A digital right management method, including: encrypting, by a first user equipment which has access right to shared digital contents, a key of the digital contents with at least an equipment key of a second user equipment intended to share the digital contents to generate a ciphertext of the key of the digital contents; generating, by the first user equipment, from the ciphertext a new authorization certificate corresponding to the digital contents; and transmitting, by the first user equipment, the new authorization certificate and the digital contents to the second user equipment to instruct the second user equipment to share the digital contents in accordance with the new authorization certificate. | 07-04-2013 |
20140219501 | RECOGNIZING METHOD OF FLAKY OR BLOCKY PROHIBITED ARTICLES, EXPLOSIVES OR DRUGS - The present invention discloses recognizing methods of flaky or blocky prohibited articles, explosives or drugs. Specifically, the method for recognizing flaky prohibited articles, explosives or drugs comprises steps of: (1) reading in tomogram data of an object to be inspected for one tomogram; (2) pre-processing the tomogram data; (3) splitting the pre-processed tomogram data into a plurality of regions that have similar physical properties; (4) analyzing whether each of the split regions is a flaky region; (5) determining whether the flaky region recognized in the current tomogram can be merged with the flaky region detected from the previous tomogram, so as to form a flaky target; (6) determining whether each detected flaky target is complete or finished; (7) repeating steps (1)-(6) and processing each tomogram data layer by layer, until all of the tomogram data have been processed. | 08-07-2014 |
20140250535 | APPARATUS FOR PREVENTING REPLAY ATTACK AND METHOD FOR PREVENTING REPLAY ATTACK - An apparatus for preventing replay attacks and a method for preventing replay attacks are provided in this invention, wherein the apparatus for preventing replay attacks comprises: an acquisition unit for, when a request for operating a digital content is received, acquiring current location information of a set of placeholder files; a determination unit for determining whether the current location information is consistent with recorded location information of the placeholder file; a protection unit for, when inconsistent as determined by the determination unit, wherein there is a correspondence between the digital content and the set of placeholder files. | 09-04-2014 |
20140334727 | METHOD AND APPARATUS FOR DESCRIBING IMAGE - A method and apparatus for describing an image are disclosed. The method for describing an image according to an embodiment of the invention includes: transforming an image from a BGR color space into a Gaussian derivative color model; and transforming the image from the Gaussian derivative color model into an optical reflection invariant color space, wherein the process of transforming the image from the Gaussian derivative color model into the optical reflection invariant color space includes: determining, for each pixel on the image, color channels of the pixel corresponding to the optical reflection invariant color space according to a first coefficient and a second coefficient of the pixel in the Gaussian derivative color model. The embodiments of the invention can alleviate an error in a description of an image of the same contents but with a significant change in color. | 11-13-2014 |
20140337717 | LOGIC PROCESSING APPARATUS AND LOGIC PROCESSING METHOD FOR COMPOSITE GRAPHS IN FIXED LAYOUT DOCUMENT - A logic process apparatus for composite graphs in a fixed layout document is provided in this invention, comprising: a composite graph block extraction unit, for extracting composite graph blocks from the fixed layout document; a document parsing unit, for parsing the fixed layout document to obtain text primitives contained therein; a legend primitive extraction unit, for extracting legend primitives from the text primitives; a correlation detection unit, for detecting correlations between the composite graph blocks and the legend primitives; a correlation storage unit, for storing the detected correlations. A logic process method for composite graphs in a fixed layout document is also provided. | 11-13-2014 |
20140337719 | Apparatus And A Method For Logically Processing A Composite Graph In A Formatted Document - The present invention provides an apparatus for logically processing a composite graph in a formatted document, the apparatus comprising: a composite graph block extraction unit, used to extract a composite graph block in the formatted document; a document parsing unit, used to parse the formatted document to obtain a text element contained therein; a cutline element extraction unit, used to extract a cutline element from the text element; a correlativity detection unit, used to detect correlativity between the composite graph block and the cutline element; a correlativity storage unit, used to store the detected correlativity. The present invention also provides a method for logically processing a composite graph in a formatted document. According to the technical scheme disclosed in the present invention, it is easily achieve layout understanding of the composite graph in a graph-text mixed layout of the formatted document, so as to avoid a logical error. | 11-13-2014 |
20140348378 | METHOD AND APPARATUS FOR DETECTING TRAFFIC VIDEO INFORMATION - The present invention provides a method and an apparatus for detecting traffic video information. The method includes: acquiring a traffic video stream; determining color features of each frame of image in the traffic video stream; calculating the inter-frame distance between adjacent frames according to the color features; calculating the boundary of an image clustered frames' group according to the inter-frame distance by adopting an image clustering evaluation standard in RGB space and an image clustering evaluation standard in YUV space respectively; and determining a final boundary of the image clustered frames' group according to the boundaries of the image clustered frames' group in RGB space and YUV space. By using the present invention, the stability of detection results in different environments may be improved. | 11-27-2014 |
20140348390 | METHOD AND APPARATUS FOR DETECTING TRAFFIC MONITORING VIDEO - The present invention provides a method and an apparatus for detecting a traffic monitoring video. The method comprises: determining a background reference model; determining a target area image in the traffic monitoring video according to the background reference model; updating the background reference model by using the target area image; summating all target points in detection area of each frame of image in the traffic monitoring video according to the updated background reference model to obtain a total area of all the target points; segmenting the frame with the biggest total area to obtain a target area at the best position; and extracting vehicle information from the target area at the best position. By using the present invention, the accuracy of a detection result in a complex environment may be improved. | 11-27-2014 |
20140351320 | METHOD, SYSTEM AND APPARATUS FOR COORDINATED PROCESSING OF DOCUMENT - Embodiments of the invention disclose a method, system and apparatus for coordinated processing of a document, relate to the field of data processing and are intended to address the problem of how multiple clients perform coordinated operations on the document. In the invention, a server detects a document operation on a first client among respective clients at a preset frequency and sends a detection result to a second client other than the first client; and the second client displays the detection result. Apparently this solution addresses the problem of how the multiple clients perform coordinated operations on the document. | 11-27-2014 |
20150036933 | METHOD AND APPARATUS FOR MATCHING KEY PIXELS, AND METHOD AND APPARATUS FOR MATCHING IMAGES - A method and apparatus for matching key pixels of images and a method and apparatus for matching images are disclosed. The method for matching key pixels of images includes: determining, for a key pixel to be matched of a first image, a first eigenvector, in a set of eigenvectors of a second image, matching an eigenvector of the key pixel to be matched; determining a second eigenvector, in a set of eigenvectors of the first image, matching the first eigenvector; and determining the key pixel to be matched and a key pixel corresponding to the first eigenvector as a pair of matching pixels when a coordinate vector of the key pixel to be matched is the same as a coordinate vector of a key pixel corresponding to the second eigenvector. | 02-05-2015 |
20150046784 | EXTRACTION DEVICE FOR COMPOSITE GRAPH IN FIXED LAYOUT DOCUMENT AND EXTRACTION METHOD THEREOF - An extraction device for the composite graph in a fixed layout document comprising: a document parsing unit, for parsing the fixed layout document, and determining the primitives of the fixed layout document and their types; a layer generation unit, for extracting text primitives so as to form a text layer, and using the rest non-text primitives to form a non-text layer; a page analysis unit, for processing the text layer and the non-text layer with page analyses respectively; a block generation unit, for generating a text block in the text layer and a graph block in the non-text layer; a correlation block determination unit, for determining text blocks correlating to every graph block and merging those correlated text blocks and graph blocks into a composite graph block; an identifier storage unit, for storing the identifiers of all the primitives contained in the composite graph block. | 02-12-2015 |
20150067887 | DIGITAL CONTENT RIGHTS MANAGEMENT METHOD AND SYSTEM - A digital content rights management method and system belongs to the digital content rights management technique field. The method of the invention includes the steps: registering the system, generating the time stamp, verifying the time stamp when the system starts up, acquiring the certificate, verifying the time before accessing the digital content. The system of the invention comprises a device for accessing the digital content and a server, wherein the device for accessing the digital content comprises: a registering module, a time stamp generating module, a time stamp verification module, a certificate of authorization acquiring module, and a time verification module. The method and system have solved the problem that the digital content can still be used beyond the time limit. | 03-05-2015 |