1840results about How to "Easy to implement" patented technology

A light emitting diode device has a gallium and nitrogen containing substrate with a surface region with an epitaxial layer overlying the surface region. Preferably the device includes a first active region overlying the surface and configured to emit first electromagnetic radiation having a wavelength ranging from about 405 nm to 490 nm; a second active region overlying the surface and configured to emit second electromagnetic radiation having a wavelength ranging from about 491 nm to about 590 nm; and a third region overlying the surface region and configured to emit third electromagnetic radiation having a wavelength ranging from about 591 nm to about 700 nm. A p-type epitaxial layer covers the first, second, and third active regions.

The present invention describes a method and system for verifying the identity of a user of a first terminal in a communication system having at least a communication network (NET), a first terminal (DTE) associated with the communication network (NET) and a service provider (SP) associated with the communication network (NET). In the method, a first logical channel is set up via the communication network between the first terminal (DTE) and the service provider (SP). The user of the first terminal is identified after the first logical channel set up via a second logical channel other than the established first logical channel between the service provider and the first terminal prior to providing any services to the caller.

The invention relates to an intelligent video monitoring method and a system thereof. The system comprises a camera, a first alarm device, a coding processor, a data analyzing processor and a display device. The method comprises the steps of detecting and tracking move targets. The intelligent video monitoring method and the system are executed on the base of common network television monitoring, not only have the advantages of common intelligent video monitoring, but also can bring better income for users. The invention mainly has the following advantages of (1) being capable of reliably monitoring all day long with 24*7; (2) being capable of improving alarm precision due to a strong intelligent characteristic; (3) being capable of improving response speed due to the strong intelligent characteristic; and (4) being capable of effectively enlarging the use of video resources.

Methods of forming a gas dielectric structure for a semiconductor structure by using a sacrificial layer. In particular, one embodiment of the invention includes forming an opening for semiconductor structure in a dielectric layer on a substrate; depositing a sacrificial layer over the opening; performing a directional etch on the sacrificial layer to form a sacrificial layer sidewall on the opening; depositing a conductive liner over the opening; depositing a metal in the opening; planarizing the metal and the conductive liner; removing the sacrificial layer sidewall to form a void; and depositing a cap layer over the void to form the gas dielectric structure. The invention is easily implemented in damascene wire formation processes, and improves structural stability.

Dynamic telephone call routing. A voice service initiates a voice call session on a data communication network in response to an incoming telephone call directed to a user and generates a notification of the telephone call. An alerts service receiving and responsive to the notification executes a set of routing rules to select a computing device associated with the user. The alerts service also generates an alert directed to the computing device. If the computing device is online, a messaging service sends the alert to the computing device and receives a user request from the computing device in response thereto. The messaging service communicates the user request to the voice service for completing the voice call session to the computing device if specified by the user request. If the computing device is not online, the telephone call is routed to a telephone device.

The invention discloses a method for eliminating sounding reference signal (SRS) interference between different cell users in multi-point coordination, which comprises the following steps of: configuring same virtual cell identifier for user equipment (UE) performing multi-point coordinated transmission in the same multi-point coordinated transmission cell, and informing the UE performing the multi-point coordinated transmission in various cells of the virtual cell identifier; and generating sounding reference signals (SRS) by using the UE performing the multi-point coordinated transmission on the basis of the virtual cell identifier and sending to the network side. In the technical scheme, SRS sequences of the UE in different cells of the same CoMP set are generated on the basis of the same virtual cell identifier (ID), so the generated SRS sequences of the UE have good orthogonality, bearing positions are not limited when the SRS resources are configured for the cells in the CoMP set, different cyclic shifts are only configured for the SRS sequences of different UE in the CoMP cells occupying the same time frequency resource, and the interference between the SRS can be eliminated.

The invention relates to the field of power system devices, in particular to a novel monitoring and protecting system for a test thyristor of a converter valve module. The system provided by the invention comprises thyristor electronic equipment (TE), valve-based electronic equipment (VBE), a control protection system and the like. The control protection system computes the triggering angle of the thyristor according to the current operation condition of a converter valve and sends the triggering angle to the VBE, the VBE generates a triggering coded pulse and sends the triggering coded pulse to the TE, and the TE generates a triggering pulse and sends the triggering pulse to the thyristor, thereby triggering the thyristor. The TE generates a monitoring and protecting return pulse according to the state of the thyristor, the return pulse is transferred to the VBE through an optical fiber, the VBE gathers the uploaded state information, then the gathered information is uploaded to the control protection system through a CAN (Controller Area Network) bus, and the control protection system finishes the process of monitoring the state information of the valve module thyristor level. In the normal operation process of the converter valve, if the voltage received by the thyristor exceeds the tolerance capability of the thyristor, the thyristor can be damaged possibly, thus the protection technology of the thyristor is very important. The control protection system, the VBE and the TE finish the protection of the normal operation of the converter valve module.

The invention relates to an aluminum silicon alloy refining agent and the manufacturing method, which belongs to the aluminum silicon alloy refining agent research and development field. The aluminum silicon alloy refining agent is configured of potassium chloride, sodium chloride, zinc chloride, sodium fluoaluminate, sodium fluosilicate, sodium nitrate, graphite powder, charcoal powder, hexachoroethane, sodium fluoborate and potassium fluotitanate. The materials are mixed, smashed and pressed into blocks. The using method of the manufactured refining agent: when the temperature of the melted aluminum alloy fluid reaches 720 to 760 DEG C, the refining agent blocks are put into a melting pot to perform the reaction. The reaction time is 10 to 25 minutes. The floating slag is removed, and then the product is cast. The method of the product is simple, the implementation is easy, and when the refining agent manufactured in the method is used for the casting of aluminum silicon alloy, air holes can not be formed on the cast product surface, the content of oxide inclusions in the cast product is obviously reduced, and the cast product quality is greatly improved. The air holes can be reduced by one to two grades. The level of the oxide inclusions is about the second grade. The aluminum silicon alloy refining agent solves the problem that the prior refining agent and the processing method are not ideal.

The invention provides a method and system for sending an acknowledgement character message in a time division duplex system, which are suitable for being configured in a terminal for feeding back a hybrid automatic retransmission request acknowledgement character message (HARQ-ACK) by adopting a physical uplink control channel (PUCCH). The method comprises the steps of: receiving a physical downlink sharing channel (PDSCH) from a service cell in a binding window; when one PDSCH without the PDCCH and one PDSCH corresponding to the PDCCH with a downlink allocation index value equal to 1 of a main service cell are received in the binding window, feeding back a corresponding HARQ-ACK according to one of the following modes: feeding back a corresponding HARQ-ACK by adopting a PUCCH format 3, feeding back a corresponding HARQ-ACK by adopting a PUCCH format 1b, and feeding back a corresponding HARQ-ACK by combining a PUCCH format 1b with a channel selection mode. The invention does not influence the traditional protocol.

The invention relates to a method for identifying abnormal microblog users. The method comprises the steps of obtaining a plurality of users' microblog data, storing the microblog data into a database, taking statistical distribution of time intervals of user behaviors as behavior time characteristics of the users according to the microblog data of the users, generating behavior time characteristic vectors and defined parameters, calculating Kullback-Leibler divergence between the behavior time characteristic vectors of the normal users and the behavior time characteristic vectors of the users to be detected, judging the users to be detected with the calculated Kullback-Leibler divergence exceeding the defined parameters as the abnormal users, and extracting and showing keywords of contents of the abnormal users. The invention further provides a system for identifying the abnormal microblog users corresponding to the method. According to the method and system, the keywords of the blog article contents of the abnormal users can be extracted quickly, promulgators of junk information such as marketing and advertisements can be identified accurately, and the method and the system are applicable to detection of multiple microblog service platforms, and has the advantages of high accuracy and efficiency and wide applicability.

The invention discloses a partition-based 3D printing filling path generation method. The method includes the following steps: determining an SLC file for entity processing, and a filing path spacing; generating contour offset paths, and saving the innermost contour offset path; determining a scan line angle; carrying out primary partition on a processing area according to the number of the intersection points of the scan line and the offset polygon of the innermost offset contour; carrying out second partition on the primary partitioned result according to the number of intersection points to obtain subarea sets; generating subarea paths according to the intersection points of the scan line and the offset polygon of the innermost offset contour and a relationship among the subareas; adjusting the subarea paths; and connecting remaining subpaths by using a spline curve to obtain the final inner filling path. The partition-based 3D printing filling path generation method has the advantages of strong robustness, adaptation to models with various shapes, easy realization, good versatility, easy embedding into 3D printing equipment, and commercialization realization.

The invention provides a production scheduling system and a method thereof. The system consists of a terminal of a production planning department, a server and a database for storing historical data. The terminal of the production planning department acquires and finishes data real-timely from the connected information terminals through the server. An order is coded through a genetic algorithm basing on an elite hydrolytic tank. Then, genetic operations such as selective transposition, etc., which are executed and evaluated and optimized layer by layer are implemented to generate an optimal production schedule. Finally, a production scheduling proposal is transferred to a production workshop through the server and feedback data on a processing field are real-timely received for the proposal regulation. The hardware environment of the system can be easily realized, the method of the system combines with a heuristic rule and the genetic algorithm, thus the system of the invention improves the solving result and the operation speed during the solving of the scheduling proposal under the condition that a large number of orders, a multilayer structure and the complex process are provided. The production scheduling system and the method of the invention has the advantages of wide application range, strong expandable type, fast operation speed, good optimal performance, etc.

The invention provides a heterogeneous database synchronization method and an application system. A synchronous processor arranged on a side of a source data source can periodically poll change data recorded in a synchronous change table and encapsulate the change data into a data stream to send the data stream to a synchronous analyzer arranged on the side of a target database. The synchronous analyzer de-capsulates the data stream, then maps the change data in the source data table into a data structure of a target data table in the target database according to preset mapping files, and synchronizes the data of the target data table according to the change type values in the change data so as to complete the data synchronization of heterogeneous databases. The heterogeneous database synchronization method and the application system disclosed by the invention can achieve the data synchronization of heterogeneous databases just by setting different mapping files on the synchronous analyzer instead of changing the existing heterogeneous databases, the implementation is simple, and the expansion is easy.

The buffer management methods simplify the complexity of STD buffer management for HEVC and make is easy to implement HEVC in deployed AVC/MPEG-2 networks (as legacy re-multiplexers are able to be used for re-purposing HEVC content). The buffers for base and enhancement layers are also also be managed independently before re-assembly and this simplifies the STD model. Re-assembly is still implemented before decoding an enhanced HEVC video stream.

The invention relates to an all-solid-state lithium battery and to a method for producing such a battery. The all-solid-state lithium battery includes first and second electrodes separated by a solid electrolyte. The second electrode is formed by a composite material including an electrochemically-active material made of a lithium-ion insertion material, and an amorphous lithium-based material which is an ionic conductor for the lithium ions and which is inert relative to the electrochemically active material.

The invention belongs to the technical field of digital micro-fluidics, concretely relates to a medium electro-wetting driving based digital micro-fluidic technology, and more specially relates to a large and small droplet control based digital micro-fluidic chip. A general electrode structure which is treated as a base is combined with a bar-shaped rectangular electrode, a double-electrode-plate chip structure is formed through reasonable configuration, and a capacitor is arranged for sensing in order to generate, transport, split, mix, screen droplets having different sizes. The large and small droplet control based digital micro-fluidic chip has the advantages of novelty, simplicity, strong integrateability, high automation degree and the like, widely widens the utility functions and the application range of electro-wetting digital micro-fluidic chips.

The invention discloses a voice recognition method and system. The voice recognition method comprises the steps of extracting the acoustic features of voice data to be recognized; decoding the acoustic features into a phoneme array based on the acoustic-phoneme neural network model; and further decoding the phoneme array into a text sequence based on phoneme-language neural network model. According to the voice recognition system provided by the embodiment of the invention, phoneme array output by the acoustic-phoneme neural network model can be used as the input of a phoneme-language neural network model, which seamlessly joins the acoustic-phoneme neural network model and the phoneme-language neural network model. Generally, a brand new end-to-end voice recognition framework is provided,and the voice recognition efficiency is greatly improved.

A system and method for protecting against spam messages. An incoming filtering message system receives an anti-spam policy configuration message and forwards the message to a trusted environment, such as a smart card. The configuration is forwarded to the trusted environment over a secure channel, such as an encrypted tunnel. An anti-spam filter is created based upon the message. Upon receiving a potential spam message at the apparatus, the incoming filtering message system retrieves at least one of the created anti-spam filters and applies the anti-spam filter to parameters of the potential spam message. If after applying the filter, it is determined that the potential spam message is an actual spam message, the actual spam message is either sent to a junk folder and later deleted or immediately deleted. Alternatively, a user of the apparatus may be queried to confirm that the potential spam message is an actual spam message.

A method for creating and managing a computer network management agent that includes a Java development management kit ("JDMK")-created object is provided. In one embodiment, the method a JDMK agent object configured to provide computer network management functions is created. Address, type, and object class information are provided for the JDMK agent object. The JDMK agent object is installed on the computer network. In another embodiment, the method of the invention includes communicating with the JDMK agent object over the computer network.

The invention relates to a method using lightning disturbance distribution to carry out lightening protection configuration of the transmission line, which adopts a computer to processing to the lightening automatic monitoring data, establishes a database and uses a geographical information system and the database as an analysis platform; the method also adopts a grid method to compute lightening parameters and sets an amplitude range for dangerous lightning currents of the lightening disturbance of the objects according to the lightning stroke against ability and the characteristics of ground objects, and acquires the correspondent lightning disturbance distribution according to the amplitude range for dangerous lightning currents and the lightening data computed by the computer; by adopting the reliable index in operation confirmed by the transmission line and the statistic data of the lightning stroke flashover types, the method sets critical density value in the lightning disturbance distribution which can cause lightning strike flashover: the method computes the scale and distribution of the lightning disturbance based on the critical density value and confirms the lightning-proof configuration of the transmission line based on the scale and distribution of the lightning disturbance. The invention can be adopted to judge the correspondent area and probability of 'shielding failure flashover' and 'back flashover' of the transmission line and can effectively configure the correspondent lightning-proof measures of the transmission line based on the characteristics of the two lightning disturbances, thus improving the performance-price ratio.

The invention discloses an online transformer winding work state monitoring method. The online transformer winding work state monitoring method includes steps of acquiring transformer box wall vibration signals, three-phase voltage signals of the transformer and three-phase current signals, correspondingly calculating three power factors according to the three-phase voltage signals and the three-phase current signals of the transformer; building a transformer box wall vibration model on the basis of generalized autoregression neural network; comparing amplitude of 100Hz component of the transformer box wall vibration signals with expected output quantity of the transformer box wall vibration model, judging that running state of a transformer winding is normal if the relative error is smaller than a threshold value; and judging that the transformer winding is loose or deformed when the relative error is larger than the threshold value. The online transformer winding work state monitoring method can effectively sensitively online monitor looseness and deformation of the transformer winding, and accordingly, the transformer can be overhauled or replaced in time, and fault of short circuit of the transformer resulting from the damage of the winding is avoided.

The invention relates to an automatic TV channel switching approach and system. Users set switching channels and relative time on the TV set or TV remote controller, after that, it should judge whether the switching time is coming. If yes, it will switch to set channel automatically. If not, it should be waited. Users can set multi-switching channels and switching times at same time, and it can switch the channels in turn according to time costing. At a special time before switching, it can inform users by sound or caption, and users can cancel the switching. Automatic TV switching channel system contains: CPU for receiving and processing switching parameter; setting pushbutton for starting of setting switching parameter and a timer for calculating and prompting switching time.

The application discloses an application interface rendering method and apparatus. Interface data of an application comprises dynamic data content defined for a specified component by utilizing a preset script function. The preset script function is expressed through at least one basic element. Each basic element comprises at least one type value. The method comprises: obtaining a script function corresponding to the specified component from the interface data; extracting the type value of each basic element from the script function; according to the extracted type value of each basic element, and a correspondence between a type value of a basic element defined in a pre-stored script function and a native API function in a current mobile terminal, mapping the script function into the native API function in the current mobile terminal; and when an execution event of a dynamic script is triggered, calling the native API function. Through the application interface rendering method and apparatus, interactive capability of components is suitably realized on the basis of a Dynative protocol framework.

The invention provides a vertical returning trajectory design method for a sub-stage of a carrier rocket. The method comprises: according to flight characteristics of a sub-stage of a carrier rocket, determining a vertical returning launching point or each sub-flight-phase of a vertical returning preset target position, using a three-freedom-degree kinetic model of a sub-stage vertical returning process on an earth spherical model, to generate a vertical returning ballistic trajectory, wherein each sub-flight-phase from sub-stage separation to sub-stage landing includes a posture alignment stage, a deceleration turning stage, a gliding stage, a power deceleration stage, a pneumatic deceleration stage, a vertical dropping stage, or a gliding posture alignment stage, a power deceleration stage, a deceleration stage, and a vertical dropping stage, the kinetic model being determined by flight speed, a trajectory inclination angle, a trajectory rotation angle, speed and position components in a launching coordinate system, an attack angle, a sideslip angle, and a variable thrust factor. The invention also provides a vertical returning trajectory design method for a carrier rocket booster stage and a carrier rocket. The vertical returning trajectory design methods are simple in operation and easy in engineering implementation. Track indexes of each obtained sub-flight-phase satisfy constraint requirements of heat flux peak, dynamic pressure, flight overload, and terminal positions.

A service data transmission method for optical network includes such steps as determining the net load unit of optical channel adaptive to the total bandwidth of GE service data according to the number of GE service data channels to be transmitted, dividing the net load domain of said net load unit into the time slots relative to said number of data channels, packing the GE service data into frames, transmitting them over optical network, receiving them by receiver, decomposing to obtain frames, and unpacking the frames to obtain the GE service data. Its transmission device is also disclosed.

A method for limiting speed of message includes presetting width of time window and number of message to pass , obtaining current system time and calculating out passed time of current time window ( CTW ) , judging whether passed time of CTW is less that time window width or not , allowing message to pass CTW and refreshing end time of CTW if it is not , judging whether number of passed message is greater that number of message being allowed to pass or not if it is , calculating out message number exceeding to pass , making flow delay for them then allowing them to pas if it is or otherwise allowing message in CTW to pass and refreshing end time of CTW .

The invention relates to an all-optical phase noise inhibition method for coherent detection. Aiming at the current situation that the local oscillation coherent reception phase noise characteristic is improved through an ultra-low noise performance light source and complex circuit processing technology at present, the all-optical method is provided to inhibit the phase noise and improve the receiving performance. The method comprises the steps that: through a transmitting terminal, one path of a pair of light carrier waves with relevant properties is loaded with information to form signal light, while the other path is used as coherent light and is subjected to wave combination with the signal light to enter optical fibers for transmission; and a receiving terminal performs frequency mixing on the extracted signal light and coherent light, and photovoltaic conversion and signal demodulation are performed in turn. In the method, the phase noise in the coherent detection is inhibited by utilizing the characteristic that homologous generated light carrier waves have relativity without using a local light source and a complex signal processing process, so the structure is simplified and the cost is reduced. In addition, multiple groups of light carrier waves can be acquired by using the technology of combining a wide-spectrum and multi-wavelength light source with spectral partitioning, so the inhibition of the phase noise in a multi-channel coherent light communication system is easy to realize.

The invention relates to a method for manufacturing low-carbon and low-silicon steel. The requirement of the low-carbon and low-silicon steel on low contents of carbon and silicon is surely satisfied via decarbonizing and deoxidizing with an RH vacuum treatment device, as a result, the content of the end carbon of a steel-smelting furnace is increased, the after-blow is reduced, the oxidizability of molten steel is lowered, the cost of deoxidization and alloying is reduced, and the purity of the steel is improved; according to the quality requirement of the steel, the secondary refining of the molten steel can adopt two methods, i.e. RH vacuum treatment or combination of the RH vacuum treatment and LF (Ladle Furnace) refining. By utilizing vacuum natural decarbonization and deoxygenation, brittle Al2O3 impurities generated by aluminum deoxidation are reduced, the cleanliness of the steel is improved, silicon added to the molten steel can be effectively controlled from the steel-smelting furnace tapping to the RH vacuum treatment, C and Si in the steel are easy to control and stable; the Al2O3 impurities generated by deoxygenation are greatly reduced and reasonable Ca deformation treatment is performed, so that the castability of the molten steel is good, and the problem of nozzle clogging caused during continuously casting the type of steel is avoided.

The invention discloses automatic multi-direction material carrying, loading and unloading equipment which comprises a vertical lifting platform, an X/Y direction horizontal feeding device and a loading/unloading working table, wherein the vertical lifting platform is used for carrying a material in the vertical direction; the X/Y direction horizontal feeding device is used for carrying the material on a plane in the X/Y direction; the loading/unloading working table is used for placing, loading and unloading the material; the X/Y direction horizontal feeding device is mounted on the vertical lifting platform; the loading/unloading working table is mounted on the X/Y direction horizontal feeding device; the loading/unloading working table is provided with a loading/unloading manipulator. The automatic multi-direction material carrying, loading and unloading equipment disclosed by the invention is simple in structure, simple to operate and wide in application range, and loading and unloading of multiple materials can be met; by adoption of a PLC controller, the lifting platform can move upwards and downwards, the X/Y direction horizontal feeding device can move horizontally, the materials on the loading/unloading working table can be respectively loaded and unloaded, the control precision is high, automation of carrying, loading and unloading is achieved, the working efficiency of a production line is improved, and the labor and the time are saved.

The invention discloses an estimation method for endurance mileage of an electric vehicle, which comprises the following steps: 1, collecting battery electric quantity, consumed in the corresponding path, of the electric vehicle, and counting in advance to acquire data of the battery electric quantity averagely consumed by each path; 2, acquiring a running path from the current position to the destination position through a navigation system, and acquiring data of the battery electric quantity needing to be consumed according to the data of the battery electric quantity averagely consumed by each path; 3, comparing the data of the current battery electric quantity of the electric vehicle with the data of the battery electric quantity needing to be consumed; and 4, under the condition that the data of the current battery electric quantity of the electric vehicle is greater than the data of the battery electric quantity needing to be consumed, enabling the electric vehicle to prompt the data of the surplus electric quantity after arrival; under the condition that the data of the current battery electric quantity of the electric vehicle is less than the data of the battery electric quantity needing to be consumed, enabling the electric vehicle to prompt the position information that the electric vehicle can arrive in the running path; and under the condition that the data of the current battery electric quantity of the electric vehicle is equal to the data of the battery electric quantity needing to be consumed, enabling the electric vehicle to prompt that the surplus electric quantity is 0 after arrival. The estimation method overcomes the problem of very poor accuracy of an endurance mileage estimation result in the prior art and realizes accurate prediction of the endurance mileage.