Patent application number | Description | Published |
20080310727 | MOVING IMAGE ANALYZING APPARATUS, METHOD AND SYSTEM - The present invention provides a moving image analyzing apparatus, method and system. The moving image analyzing apparatus comprises a moving image reading means for reading a moving image, a region-of-interest extracting means for extracting a region-of-interest from each frame in the moving image, an object feature extracting means for extracting an object feature in the region-of-interest or a region adjacent to the region-of-interest, and a shot change detecting means for detecting a shot change on the basis of the color feature of image, the object feature of the region-of-interest, and the differences of the motion information among the images of each frame. By estimating the reliability of the motion information within an image, the present invention can eliminate the shot change which is incorrectly detected according to the color distribution feature and the dimensional feature of the region-of-interest, thereby improving the detection accuracy of shot change. | 12-18-2008 |
20110063453 | SHOT TRANSITION DETECTION METHOD AND APPARATUS - The present invention discloses a shot transition detection method and a shot transition detection apparatus. The shot transition detection method includes an inter-frame feature differential sequence generation step of generating a plurality of inter-frame feature differential sequences with different differential scales based on a video, wherein lengths of at least two inter-frame feature differential sequences of the plurality of inter-frame feature differential sequences are greater than or equal to 2; and a shot transition detection step of detecting a shot transition in the video by an association of the plurality of inter-frame feature differential sequences. The present invention is capable of detecting a shot transition in a video effectively. | 03-17-2011 |
20120063746 | METHOD AND APPARATUS FOR EXTRACTING KEY FRAMES FROM A VIDEO - The present invention relates to a method and apparatus for extracting key frames from a video. The method includes: dividing the video into multiple levels of video segments, wherein each video segment at a non-lowest level comprises one or more video segments at the next lower level, the multiple levels range from a first level to an N-th level, N is an integer greater than 1, the first level is the lowest level, and the N-th level is the highest level; extracting from video segments of the video at a non-highest level candidate frames at the non-highest level; for each level from a next higher level to the highest level, selecting zero, one or more candidate frames at the level from candidate frames at the next lower level in each video segment at the level; and outputting the candidate frames at the highest level as the key frames of the video. | 03-15-2012 |
20120183219 | DATA SEGMENTING APPARATUS AND METHOD - Data segmenting apparatus and method are provided. An apparatus for segmenting an input data sequence includes: a boundary searching device configured to search for one or more candidate boundaries in the data sequence, to obtain one or more candidate segmenting schemes formed by different combinations of these candidate boundaries; and an evaluating device configured to generate, for each candidate segmenting scheme, an evaluation value of each candidate boundary in the scheme by evaluating a segmenting loss caused by using the candidate boundary to segment the data sequence, and determine whether the candidate boundary is valid in the candidate segmenting scheme according to the evaluation value reflecting association relationship between a pair of adjacent data segments adjoining to the candidate boundary and association relationship between each of one or more pairs of non-adjacent data segments, each of which includes two non-adjacent data segments located at two sides of the candidate boundary. | 07-19-2012 |
20130070635 | METHOD AND APPARATUS FOR SAVING ENERGY IN MOBILE COMMUNICATION SYSTEM BASE STATION - A method for achieving energy-saving in a mobile communication system base station, for application in an LTE system, comprises the steps of: determining the average value of a downlink sub-frame traffic load; determining, when the average value of the downlink sub-frame traffic load is below a threshold value therefor, an MBSFN downlink sub-frame which is not carrying multicast traffic; and closing the radio frequency channel corresponding to the multicast symbol in the MBSFN downlink sub-frame which is not carrying multicast traffic. By using the method in the embodiments of the present invention, the number of downlink sub-frames required to meet the communication traffic needs of a current cell is judged according to changes in the traffic load observed by measuring the traffic load values in that cell; sub-frames which can be closed are set as MBSFN downlink sub-frames which do not send multicast traffic; radio frequency channels occupied by the multicast symbol are closed, thereby achieving the object of reducing energy consumption. | 03-21-2013 |
20130070722 | COMMUNICATION METHOD USING SPATIAL DIVISION MULTIPLE ACCESS (SDMA), AND BASE STATION - The present invention relates to the field of communications, and provides a communication method using spatial division multiple access (SDMA), to optimize an existing spatial division multiplexing mechanism. The method comprises: for each channel including a service channel and a control channel, according to a service information amount and/or a control information amount of the channel and a decision threshold corresponding to the channel, determining whether to activate SDMA for the channel; according to a decision result for a remote radio unit (RRU) to which each user belongs, allocating resources in an SDMA manner for the channel with the SDMA activated, and sending data of each user on the channel only on the RRU to which the user belongs; for a channel with the SDMA not activated, sending all data on the channel on all RRUs. The present invention is applicable to the spatial division multiplexing of various physical channels and physical signals specified by the standards of LTE and LTE-A systems, and can further improve utilization of resources in the system, the throughput of the system, and the data transmission rate. | 03-21-2013 |
Patent application number | Description | Published |
20090279596 | Method for encoding frame data - In applications where data is transmitted in frames of symbols and the transmission medium is such that the probability of correct reception of symbols is, on the average, not uniform for different symbols in a frame, transmission of test frames enables creation of information about the different probabilities of correct reception, and that information is employed by the transmitter to control the manner in which symbols are transmitted so as to ameliorate the effects of the different probabilities of correct reception. | 11-12-2009 |
20100157961 | Method and Apparatus for Scheduling Communication Traffic Flows - In one or more embodiments of the disclosed technology, an Access Point (AP) schedules communication traffic flows or service tasks between an Access Point (AP) and one or more member stations in a Wireless Local Area Network (WLAN). The communication traffic flows or service tasks may include both control and management flows and data traffic flows. The communication traffic flows or service tasks may include traffic flows or streams of different types, each of which may have different service intervals. The order of service tasks can be changed from cycle to cycle, randomly, by rotation, or based on historical delay records. | 06-24-2010 |
20110063996 | QOS IN MULTI-HOP WIRELESS NETWORKS THROUGH PATH CHANNEL ACCESS THROTTLING - A path configuration message is sent to nodes in a multi-hop network along a path between a source node and destination nodes. The path configuration message includes path information and one or more special channel access parameters associated with the path information. The path configuration message temporarily changes the channel access priority for packets matching the path information in the special message. The nodes along the path therefore have higher channel access priority relative to other nearby nodes and other traffic flows. At the end of the a length of a time determined by a time to live parameter in the special message, the nodes resume using default channel access parameters in place of the special channel access parameters for packets matching the path information. | 03-17-2011 |
20130272166 | MULTI-HOP WIRELESS NETWORKS - A path configuration message is sent to nodes in a multi-hop network along a path between a source node and destination nodes. The path configuration message includes path information and one or more special channel access parameters associated with the path information. The path configuration message temporarily changes the channel access priority for packets matching the path information in the special message. The nodes along the path therefore have higher channel access priority relative to other nearby nodes and other traffic flows. At the end of the a length of a time determined by a time to live parameter in the special message, the nodes resume using default channel access parameters in place of the special channel access parameters for packets matching the path information. | 10-17-2013 |
Patent application number | Description | Published |
20080241211 | DEVICE WHICH ENHANCES THE BIOLOGICAL ACTIVITY OF LOCALLY APPLIED GROWTH FACTORS WITH PARTICULAR EMPHASIS ON THOSE USED FOR BONE REPAIR - This invention provides a novel medical appliance for repairing, regenerating, maintaining, and/or augmenting a bone. The medical appliance generally includes an osteoinductive agent, an osteoinductive enhancer, and a carrier matrix. Also disclosed are methods, compositions, kits, and bone matrix formulations for regenerating, maintaining, and/or augmenting a bone. Exemplary preferred osteoinductive agents include growth factors such as BMP and TGF-β. Exemplary preferred osteoinductive enhancers include phytoestrogens such as naringin. | 10-02-2008 |
20100160244 | METHODS AND COMPOSITIONS FOR ENHANCING COLLAGEN, PROTEOGLYCAN, AND GLUTATHIONE SYNTHESIS IN THE SKIN - A composition for application to the skin can stimulate the in vivo synthesis of collagen and proteoglycans and improve the appearance of the skin, increasing its elasticity and fullness. In general, a composition according to the present invention comprises: (1) an antioxidant compound in a quantity sufficient to enhance collagen synthesis in the skin; (2) an organic penetrant in which the antioxidant compound is soluble in a sufficient quantity that a concentration of the antioxidant compound sufficient to enhance collagen synthesis can be applied topically and penetrate the skin; (3) a mixture of essential amino acids or hydrolyzed whey protein; (4) a supplemental source of sulfur; and (5) a topical pharmaceutically acceptable carrier. The antioxidant compound can be lipoic acid or a lipoic acid analogue or derivative. The organic penetrant is preferably benzyl alcohol. Other ingredients, such as esters of tocopherol and ascorbic acid, can be included. | 06-24-2010 |
20100215715 | GEL DELIVERY SYSTEM FOR TISSUE REPAIR - The present invention discloses methods and compositions comprising a biocompatible gel that is used in tissue repair and regeneration. Once the gel is administered to a tissue site in need of repair or regeneration, the cells migrate from the gel into the tissue and repair or regenerate the tissue. | 08-26-2010 |
20120010146 | COMPOSITE CONTAINING COLLAGEN AND ELASTIN AS A DERMAL EXPANDER AND TISSUE FILLER - An injectable composition having dermal filling and tissue expanding activity comprises (1) a quantity of elastin sufficient to bring about dermal filling and tissue expansion when injected into a subject in need of dermal filling and tissue expansion, and (2) a pharmaceutically acceptable carrier. The composition can further comprise collagen, in other alternatives, the composition can further comprise hyaluronic acid, and one or more of the elastin, the collagen, and the hyaluronic acid, if present can be cross-linked, either intramolecularly or intermolecularly. The elastin, however, is the primary filler, even if collagen or hyaluronic acid are included in the composition | 01-12-2012 |
20130202564 | Systems and Methods of Cell Activated, Controlled Release Delivery of Growth Factors for Tissue Repair and Regeneration - This invention provides a composition for controlled-release of polypeptide growth factors useful in tissue repair or engineering. The composition include a polypeptide growth factor covalently cross-linked to a biocompatible substrate by a transgultaminase. The cross-linking tethers the growth factor to a substrate so that it will not diffuse away from the desired site of application. It also concomitantly inactivates the growth factor. Release and reactivation of the growth factor can be achieved by endogenously produced metalloproteinase (MMPs) or exogenously provided proteases such as collagenases. Also provided are scaffolds, transplant devices, methods for using the same and methods for making the same, | 08-08-2013 |
Patent application number | Description | Published |
20150200764 | SIGNAL PROCESSING METHOD, APPARATUS, AND SYSTEM - Embodiments of the present invention disclose a signal processing method, apparatus, and system, where the method includes: receiving a downlink signal that carries an uplink signal; and performing first interference cancellation on the uplink signal by using an estimated self-interference signal, so that a remaining amount of interference of the uplink signal is less than a first interference threshold, thereby minimizing out-of-band interference of the uplink signal on the downlink signal without using a plurality of radio frequency front-ends or without using a duplexer on a same radio frequency front-end. In the embodiments of the present invention, no duplexer is adopted, and therefore, difficulty and a cost of base station and system layout can be reduced, and extra energy consumption of a mobile terminal can also be reduced. | 07-16-2015 |
20150249476 | METHOD AND APPARATUS FOR PROCESSING SIGNAL INTERFERENCE - Embodiments of the present invention relate to a method and an apparatus for processing signal interference, including: splitting a first self-interference signal into at least two same sub self-interference signals, adjusting amplitudes and phases of the sub self-interference signals to obtain adjusted sub-signals, superposing the adjusted sub-signals and received signals, to obtain superposed sub-signals, filtering the superposed sub-signals by using filters of corresponding channels, to obtain wanted sub-signals, and merging each of the wanted sub-signals to obtain a complete wanted signal. Because received signals are separately filtered by using n different channels, it can be implemented that a self-interference signal can be effectively filtered out on each frequency band. | 09-03-2015 |