Patent application number | Description | Published |
20110038952 | GAMBOGIC ACID GLYCOSIDE DERIVATIVES AND ANALOGS, THEIR PREPARATION METHODS AND APPLICATIONS - This invention relates with the gambogic acid glycoside derivatives and analogs of formula I: | 02-17-2011 |
20120178915 | PYRIMIDINE DERIVATIVES AND ANALOGS, PREPARATION METHOD AND USE THEREOF - This invention relates with the arylheterocycle-fused pyrimidines, derivatives and analogs of formula I: | 07-12-2012 |
20130039904 | GAMBOGIC ACID CYCLIZATION ANALOGUES, THEIR PREPARATION METHOD AND APPLICATION THEREOF - The present invention discloses a gamboge acid cyclization analogs, their preparation methods and applications by semi-synthesis with the following structural formula I-III: | 02-14-2013 |
20130072553 | DRUGS, DERIVATIVES AND ANALOGS CONTAINING ADAMANTANE STRUCTURES OF NEW INDICATION APPLICATIONS OF ANTI-TUMOR - This invention relates to the drugs, derivatives and analogs containing adamantane structures of new indication applications of anti-tumor. The invention also relates to above compounds to treat tumors and other diseases with FIG. | 03-21-2013 |
20140045779 | COMPOUNDS CONTAINING AN ALICYCLIE STRUCTURE AND ANTI-TUMOR APPLICATION - This invention relates with anti-tumor activities of new compounds containing an adamantyl group or analogs thereof. The invention also relates with the medication applications of anti-tumor and other diseases by this kind of compounds with the combination of S, P, T structures containing adamantyl group and the formation of stereoisomer, tautomers, prodrug, pharmaceutically acceptable salts, complex salts or solvates to their anticancer application and anticancer agents, which have the following general formula: | 02-13-2014 |
Patent application number | Description | Published |
20080271440 | Vehicle-Based Strategy for Removing Urea Deposits from an SCR Catalyst - A method is provided for operating an aftertreatment device coupled downstream of an internal combustion engine, the aftertreatment device including a urea-based selective catalyst reduction (SCR) catalyst. The method comprises establishing a threshold urea deposit accumulation for regeneration of the SCR catalyst; determining that the threshold urea deposit accumulation in the SCR catalyst has been met; and in response to the determination, regenerating the SCR catalyst by maintaining the SCR catalyst at a predetermined regeneration temperature for a predetermined time interval. | 11-06-2008 |
20080276602 | Particulate Filter Regeneration and NOx Catalyst Re-Activation - A system and method may be provided for operating a system having an engine with an emission control system, the emission control system including a lean NOx trap and a particulate filter, where after lean exhaust gas air-fuel ratio regeneration of the particulate filter at an elevated regeneration temperature, a rich or intermittently rich exhaust air-fuel ratio is provided for a duration lasting until LNT temperature falls to a minimum threshold, where said rich or intermittently rich operation reactivates catalysts in the LNT and reverses deactivation caused by the elevated temperature lean operation associated with previous particulate filter regeneration. | 11-13-2008 |
20080314020 | Reduction of NOx Trap at Engine Shutoff - The reduction of a NOx trap upon engine shutdown is disclosed. One disclosed embodiment comprises detecting an engine shutoff, determining an engine stop position, and creating a reductive environment in the exhaust conduit upstream of the lean NOx trap at a time based upon the determined engine stop position. The creation of a reductive environment in the exhaust conduit upstream of the lean NOx trap may help to at least partially reactivate the lean NOx trap during engine shutoff. | 12-25-2008 |
20090056310 | Multi-Stage Regeneration of Particulate Filter - A method of regenerating a particulate filter in an apparatus comprising an internal combustion engine and a catalyst that employs urea as reductant for NOx is disclosed. The method comprises exposing the catalyst and particulate filter to a first, lower elevated exhaust temperature to remove urea deposits and/or stored hydrocarbon from the catalyst, and then exposing the catalyst and particulate filter to a second, higher elevated exhaust temperature to heat the particulate filter to decompose particulate matter in the particulate filter. In this manner, damage caused to the catalyst due to the decomposition and reaction of urea deposits and/or oxidation of stored hydrocarbon during particulate filter regeneration may be avoided. | 03-05-2009 |
20100050604 | SCR-LNT CATALYST COMBINATION FOR IMPROVED NOx CONTROL OF LEAN GASOLINE AND DIESEL ENGINES - An aftertreatment system for use in a lean burn engine is disclosed. In one embodiment, the aftertreatment system includes a first catalyst in communication with an exhaust stream from the engine; a selective catalytic reduction catalyst in communication with the exhaust stream and positioned downstream of the first catalyst; and a lean NO | 03-04-2010 |
20100266471 | EXHAUST AFTERTREATMENT SYSTEM AND METHOD OF TREATING EXHAUST GAS - A diesel exhaust aftertreatment system and method are provided. The system includes a lean NO | 10-21-2010 |
20110020735 | Fuel Cell Catalysts with Enhanced Catalytic Surface Area and Method of Making the Same - According to at least one aspect of the present invention, there is provided a fuel cell catalyst formed from a metallic alloy of one or more catalyst metals and one or more leachable metals through potential cycling to remove at least a portion of the leachable metals such that an effective catalytic surface area of the fuel cell catalyst per a given amount of the catalyst metals is enhanced after removal of the at least a portion of the one or more leachable metals. | 01-27-2011 |
20120110981 | Reduction of NOx Trap at Engine Shutoff - The reduction of a NOx trap upon engine shutdown is disclosed. One disclosed embodiment comprises adjusting a timing of creating a reductive environment in the exhaust conduit upstream of the lean NOx trap based upon the determined engine stop position. The creation of a reductive environment in the exhaust conduit upstream of the lean NOx trap may help to at least partially reactivate the lean NOx trap during engine shutoff. | 05-10-2012 |
20120216510 | Vehicle-Based Strategy for Removing Urea Deposits from an SCR Catalyst - A method is provided for controlling regeneration of an SCR catalyst. The method includes coordinating the regeneration duration and temperature (e.g., longer/shorter regenerations and/or lower/higher temperatures) to the urea deposit loading. In this way, improved regeneration may be achieved due to the particular nature of urea deposits on SCR catalysts. | 08-30-2012 |
Patent application number | Description | Published |
20080260256 | METHOD AND APPARATUS FOR ESTIMATING VANISH POINTS FROM AN IMAGE, COMPUTER PROGRAM AND STORAGE MEDIUM THEREOF - The present invention discloses a method and apparatus for estimating vanish points from an image, computer program and storage medium thereof. One of the method for detecting the vanishing points from an image according to the present invention comprising a dividing step for dividing the image into small patches; a first detecting step for detecting each patch's local orientations; a composing step for composing lines of pencils based on the local orientations detected in the first detecting step; and a first computing step for computing at least one vanishing point based on the lines of pencils composed in said composing step. On the basis of the vanishing points found by the present invention, the perspective rectification on a document image can be executed accurately and fastly. | 10-23-2008 |
20110211755 | METHOD AND APPARATUS FOR DETECTING PAGE BOUNDARIES - The present invention discloses a method and apparatus for detecting page boundaries which are capable of accurately detecting complete page boundaries and dealing with many kinds of complex conditions. The method comprises: an edge image detecting step for detecting an edge image from the book document image; a horizontal page boundary detecting step for detecting top page boundaries and bottom page boundaries on the edge image; a binding center line detecting step for detecting the binding center line by searching an intersection point of the left page and the right page on the top page boundaries and the bottom page boundaries; a page width determining step for determining the page width of the book document image; and a vertical page boundary determining step for determining the left page boundary and the right page boundary by using the top page boundaries, the bottom page boundaries, the binding center line and the page width. | 09-01-2011 |
20130223683 | Method and Apparatus for Generating Image Description Vector, Image Detection Method and Apparatus - This invention relates to a method and an apparatus for generating an image description vector, an image detection method and apparatus. The method for generating an image description vector comprising: an encoding step of encoding each of a plurality of pixel regions of an image into M pieces of N-bit binary codes, wherein each bit of an N-bit binary code represents a neighbouring pixel region which is in neighbourhood of a corresponding pixel region; and a generating step of generating an image description vector of the image based on matching at least one of the M pieces of N-bit binary code of each pixel region of the plurality of pixel regions with a particular code pattern, where M is an integer of 3 or larger, and N is an integer of 3 or larger. | 08-29-2013 |
20130223727 | METHOD AND DEVICE FOR LEARNING OF A CLASSIFIER, AND PROCESSING APPARATUS - Unlabeled samples are added to existing samples. Candidate samples for new support vectors are extracted from the added unlabeled samples using a plurality of existing support vectors. The new support vectors are selected from the candidate samples using the plurality of existing support vectors. | 08-29-2013 |
20130259372 | METHOD AND APPARATUS FOR OBJECT CLASSIFIER GENERATION, AND METHOD AND APPARATUS FOR DETECTING OBJECT IN IMAGE - The present invention provides method and apparatus for object classifier generation, and method and apparatus for detecting object in image. The method for generating a two-cell structure feature descriptor of a two-cell structure composed of a center cell and a neighbor cell in an image region, wherein the neighbor cell is one of eight cells around and adjacent to the center cell, the method comprising: calculating step for calculating statistics of gradients in the center cell and the neighbor cell respectively; and comparing step for comparing the calculated statistics of gradients in the center cell and the neighbor cell, so as to obtain a two-cell structure feature descriptor for describing the feature of the two-cell structure, and | 10-03-2013 |
20140112535 | METHOD AND APPARATUS FOR OBJECT DETECTION - A method for detecting a plurality of object regions in an image, wherein the plurality of object regions having similar specific structural features, comprises: an estimation step for estimating a common initial value for the specific structural features of the plurality of object regions; and a determination step for determining, for each of the plurality of object regions, a final value for the specific structural feature of the object region and a final position thereof separately based on the estimated common initial value. | 04-24-2014 |
20140176752 | OBJECT DETECTION METHOD, OBJECT DETECTION APPARATUS AND IMAGE PICKUP APPARATUS - An object detection method performed by an apparatus which stores a general model for a specific object type in advance, the general model describing a plurality of components which are expected to co-exist in objects of the specific object type, the method including: a sample image receiving step of receiving one or more sample images, the one or more sample images each include a same query object of the specific object type; an object detector creating step of creating, using the general model and the one or more sample images, a detector specific to said query object; and an object detecting step of detecting, using the created detector specific to the query object, the query object from a destination image. According to the object detection method mentioned above, various objects of a specific object type can be precisely detected with high flexibility. | 06-26-2014 |