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136results about How to "Reduce share" patented technology

Processing wireless resources in mobile AD hoc network

An apparatus and method to process wireless resources in a wireless Ad Hoc network includes: a first terminal to scan wireless resources in the network, to set quality information of each wireless resource in accordance with a state of each wireless resource, and to transmit a frame transmission request message containing quality identification information of each wireless resource in accordance with the quality information; and a second terminal to select wireless resource having a highest quality in accordance with the quality identification information of each wireless resource received from the first terminal and the quality information of each scanned wireless resource, and to transmit a frame transmission response message containing information on the selected wireless resource to the first terminal. Furthermore, the apparatus and method allow the receiving terminal to detect the frame transfer rate corresponding to the reception intensity of the frame transmission request message received from the transmitting terminal, and allow the transmitting and receiving terminals to transmit the data frame using the detected frame transfer rate, thereby transmitting the data frame at the highest transfer rate between the transmitting and receiving terminals.
Owner:SAMSUNG ELECTRONICS CO LTD

Exposing a bridged network as a single virtual segment

InactiveUS20060010253A1More buffer spaceConstant and efficient amount of timeMultiple digital computer combinationsData switching networksReal-time computingNetwork interface
A software network bridge is disclosed which allows the connected network segments to be presented as a single network unit to the host computer. The software bridge can be implemented as an intermediate network driver, abstracting multiple network segments into a single network interface for higher level protocols and applications. While the intermediate network driver acts as a software bridge implementing the Spanning Tree Algorithm, it also acts a network interface driver to higher level protocols, conglomerating information from the multiple underlying network interface cards and forwarding along commands from the higher level software to the appropriate network interface card. The intermediate network driver can also simultaneously send the same data packet through multiple network interfaces by creating multiple packet descriptors, each pointing to the same data, but each given individually to the underlying network interfaces to control during their transmission. Further efficiencies can also be achieved by the software bridge, implemented as an intermediate network driver, through the use of a dynamic allocation scheme which increases the size of the useable buffers of each network interface without increasing the overall memory consumption, and the use of a queuing scheme which preliminarily examines incoming data packets to determine if any processing needs to be performed, and queues the packets should they require processing. Additionally, a user interface is presented exposing this functionality of the intermediate network driver.
Owner:MICROSOFT TECH LICENSING LLC

Battery capacity predication method and pre-warning system for unmanned vehicle on heavy rain road

The invention discloses a battery capacity predication method and pre-warning system for an unmanned vehicle on a heavy rain road. According to the battery capacity predication method for the unmannedvehicle on the heavy rain road, by using a plurality of sensors to form a sensor network, multiple running environment factors of the unmanned vehicle on the heavy rain road can be comprehensively considered; rainfall resistance of a vehicle body is measured by using a force sensor; integrated data fusion is carried out by using a fusion coefficient; by using a genetic algorithm to carry out weighted coefficient optimization on collected data information, the influences of the different running environment factors on the vehicle battery capacity can be distinguished so that the obtained datastructure is more representative; the battery capacity of the unmanned vehicle under an extreme heavy rain environment is predicated in real time by using a two-layer neural network; and various quantitative and qualitative variable factors under a non-linear environment are sufficiently considered through the adoption of the the neural network. Compared with the common SOC battery capacity predication method, the battery capacity predication method for the unmanned vehicle on the heavy rain road has the advantages that the method is more intelligent, the obtained battery capacity predicationresult is more accurate, and a very good pre-warning function can also be realized.
Owner:CENT SOUTH UNIV

Photovoltaic thin-film solar modules and method for producing such thin-film solar modules

ActiveCN104335351AQuality improvementVolume expansion cannot be preventedFinal product manufactureDiodeElectrical batteryOhmic contact
The invention relates to photovoltaic thin-film solar modules, comprising in a first embodiment, particularly in the following order: at least one substrate layer; at least one rear electrode layer, particularly directly contacting the substrate layer; at least one conductive barrier layer, particularly directly contacting the rear electrode layer and / or the substrate layer; at least one contact layer, particularly an ohmic contact layer, particularly directly contacting the barrier layer; at least one semiconductor absorber layer, particularly a chalcopyrite or kesterite semiconductor absorber layer, particularly directly contacting the contact layer; optionally at least one first buffer layer, particularly directly contacting the semiconductor absorber layer and containing or substantially made of CdS or a CdS-free layer, particularly containing or made substantially of Zn(S, OH) or In2S3; and / or optionally at least one second buffer layer, particularly directly contacting the semiconductor absorber layer or the first buffer layer and containing or substantially made of intrinsic zinc oxide and / or high-resistance zinc oxide; and at least one transparent front electrode layer, particularly directly contacting the semiconductor absorber layer, the first buffer layer and / or the second buffer layer and particularly containing or substantially made of n-doped zinc oxide. Said thin-film solar modules further comprise: spaced-apart first structuring separation trenches filled with at least one insulating material, said trenches separating adjacent solar cells from one another down to the substrate layer; spaced-apart second structuring separation trenches filled or provided with at least one conductive material, said trenches extending to the contact layer or to the rear electrode layer or to the barrier layer, particularly to the barrier layer and each being adjacent to a filled first structuring separation trench; spaced-apart third structuring separation trenches, which extend to the contact layer or to the rear electrode layer or to the barrier layer, particularly to the barrier layer, and are each adjacent to a second structuring trench on the other side of the first structuring trench to which the second structuring trench is adjacent; and at least one conductive bridge from second structuring trenches filled with a conductive material or furnished with such a material to the front electrode layer of the adjacent solar cell, across adjacent first structuring separation trenches filled with insulating material. The invention further relates to a method for producing such thin-film solar modules.
Owner:NICE SOLAR ENERGY GMBH

Exposing multiple network interfaces as a single network interface to a higher level networking software

A software network bridge is disclosed which allows the connected network segments to be presented as a single network unit to the host computer. The software bridge can be implemented as an intermediate network driver, abstracting multiple network segments into a single network interface for higher level protocols and applications. While the intermediate network driver acts as a software bridge implementing the Spanning Tree Algorithm, it also acts a network interface driver to higher level protocols, conglomerating information from the multiple underlying network interface cards and forwarding along commands from the higher level software to the appropriate network interface card. The intermediate network driver can also simultaneously send the same data packet through multiple network interfaces by creating multiple packet descriptors, each pointing to the same data, but each given individually to the underlying network interfaces to control during their transmission. Further efficiencies can also be achieved by the software bridge, implemented as an intermediate network driver, through the use of a dynamic allocation scheme which increases the size of the useable buffers of each network interface without increasing the overall memory consumption, and the use of a queuing scheme which preliminarily examines incoming data packets to determine if any processing needs to be performed, and queues the packets should they require processing. Additionally, a user interface is presented exposing this functionality of the intermediate network driver.
Owner:MICROSOFT TECH LICENSING LLC

Tower type solar energy temperature difference power station

A tower type solar energy temperature difference power station comprises a tower frame, a reflector field, a heat absorber and a generator, and further comprises a programmed switch type temperature difference engine. The programmed switch type temperature difference engine is installed on the tower frame. A heat absorber is installed on a focal spot of a reflector, a heater of the programmed switch type temperature difference engine is tightly connected with the heat absorber through heat conduction materials. The heater of the programmed switch type temperature difference engine is arranged perpendicular to the ground, and a cooler of the programmed switch type temperature difference engine is installed on the other side of a temperature difference engine and is parallel to the heater. The invention provides the tower type solar energy temperature difference power station, the heater of the temperature difference engine is heated by gathering light, power is generated by utilizing a temperature difference, and then an electromotor is driven to generate power output. By means of the tower type solar energy temperature difference power station, solar power generation cost is expected to be lowered by a large margin, and the popularization of solar power generation is facilitated.
Owner:上海领势新能源科技有限公司 +1

Block adaptive carton image compression method based on dictionary learning

The invention relates to the technical field of image processing, and discloses a dictionary learning-based block adaptive carton image compression method, which comprises the following steps of: performing coding compression by using a learning dictionary, image segmentation, edge detection, adaptive error setting and a quadratic optimization sparse coefficient matrix; the method comprises the following steps: training an offline dictionary for a carton image sample set by using a K-SVD (K-Singular Value Decomposition) algorithm, carrying out improved Canny edge detection after image partitioning to obtain a contour area, determining the structural complexity of an image block, adaptively setting an error of a sparse representation model in a partitioning manner, calculating an initial sparse coefficient matrix of the image block under an original error by using an OMP (Orthogonal Matching Practice) algorithm, and carrying out sparse representation on the initial sparse coefficient matrix; the method comprises the following steps: firstly, extracting a sparse coefficient matrix according to a self-adaptive error, secondly, carrying out secondary optimization on the sparse coefficient matrix according to the self-adaptive error, finally extracting a non-zero value and an index of the non-zero value, and carrying out coding compression. Image data sparseness and reconstruction can be completed, computer storage resources occupied by image data are reduced, and the storage cost is reduced.
Owner:SOUTHWEAT UNIV OF SCI & TECH
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