132results about How to "Type fast" patented technology

The invention provides a noise reduction method, a noise reduction device and a terminal, wherein the noise reduction method comprises the steps of determining noise properties of received voice information; determining a target noise reduction manner from a plurality of pre-set noise reduction manners according to the noise properties of the voice information, and reducing noise of the voice information, wherein the plurality of pre-set noise reduction manners comprise a hardware noise reduction manner and a software noise reduction manner. By means of the technical scheme provided by the invention, the noise reduction manner suitable for a current scene is determined according to the noise properties of the voice information, and therefore, input of the voice information can be enhanced; the voice recognition rate is increased, and further, the best noise reduction and voice recognition effects are achieved.

The present invention discloses a digital cryptographic key protecting method, which comprises that a server encrypts to the original cryptographic key with a receiver public cryptographic key according to the encryption algorithm, to span the encryption cryptographic key messages, a data packet is formed with the encryption cryptographic key messages and other cryptographic key related messages, a signing operation to the data packet is performed with a server private cryptographic key to span the signing messages, the data packet and the signing messages is sent to the receiver, the receiver processes the other related messages of the cryptographic key in the data packet according to the first message-digest Algorithm, to span a message-digest value which acts as a scrambling cryptographic key to encrypt to the original cryptographic key, thus a storage encryption cryptographic key is obtained, and the storage encryption cryptographic key, the related messages of the original cryptographic key and the scrambling algorithm are stored in a data base, the client end sends a cryptographic key requirement to the receiver, the receiver encrypts again to the storage cryptographic key after the storage cryptographic key is taken out, and sends the results to the client end and takes out the messages in the data base regularly, and update the scrambling algorithm and the message-digest and the storage encryption cryptographic key. The present invention improves the security of the cryptographic key input, storage, output and updating on the cryptographic key management convenience guaranteeing.

The invention relates to a display and control method of a virtual keyboard used for a touch screen, which comprises the following steps: an operator manually holds hand-held electronic equipment andcontacts with a touch sensing device of the hand-held electronic equipment through fingers; an input software system receives and analyzes finger contact information,, selects and switches a contact virtual keyboard interface corresponding to the input software system and outputs the contact virtual keyboard interface to a touch display device in a semitransparency way to be overlapped with a background picture; a display system of the touch screen receives the information of pressing the virtual keyboard and transmits the information of pressing the touch screen into the input software system; and finally, the input software system outputs the inputted contents to other application software. By using the method, the interface of the application software and the interface of the virtual keyboard can be both maximumly displayed on the touch screen, thereby increasing the area of a virtual key field, reducing maloperation during input, realizing the highly efficient input of the hand-held electronic equipment and enabling the usage to be much more convenient, easier and faster.

The invention provides a device for exploiting seafloor natural gas hydrates through continuously injecting hot seawater. The device comprises a plurality of water supply pipes (1), a plurality of heat radiation pipes (3) and at least one water outlet pipe (2), wherein the inlet end of each water supply pipe (1) is arranged at the offshore plane; the position of the inlet end of each water supply pipe (1) is higher than the sea level; the heat radiation pipes (3) are of cobweb type or hexagonal reticular or branch type or annular structures and are distributed at a seafloor hydrate layer (6); the outlet end of the water outlet pipe (2) is arranged at the offshore plane; the outlet end of the water outlet pipe (2) is flush with or below the water inlet ends of the water supply pipes (1); and the plurality of water supply pipes (1), the plurality of heat radiation pipes (3) and the at least one water outlet pipe (2) are sequentially connected to form a communicator. The hydrostatic transformation principle of the communicator is sufficiently utilized; high-temperature seawater at the sea surface layer is continuously pumped through the heat radiation pipes laid in the seafloor hydrate layer only by a low-power centrifugal pump in an ordinary model. Heat radiation pipelines are of reticular structures, so that the heat radiation efficiency can be improved; the heat radiation area is expanded; and the exploitation efficiency is improved.

The invention provides a noun input method and system, which can further improve the efficiency of noun input by users. The method includes: obtaining nouns in a predetermined way; splitting and / or deforming and expanding the nouns according to predetermined rules to generate derived entries based on the nouns; using the derived entries to perform output candidates of the input method Adjustment. The present invention can split and expand existing various nouns, such as personal names, place names, company names, product names, article names, etc., to obtain derivative entries of various related forms, and utilize these derivative entries to input method The content and order of the output candidates are adjusted to improve the hit rate of the words selected by the user, thereby improving the input efficiency.

The invention relates to a method for improving abrasion resistance of a stir head for stir-friction welding of a high-strength aluminum alloy. The method aims at solving the problems that abrasion resistance of a stir head for stir-friction welding of the high-strength aluminum alloy in the prior art is poor. According to the method for improving abrasion resistance of the stir head for stir-friction welding of the high-strength aluminum alloy, strip-shaped laser cladding abrasion-resistant layers are evenly cladded on the surfaces of a shaft shoulder and a stir pin of the stir head through the laser cladding technology, wherein the strip-shaped laser cladding abrasion-resistant layers are formed by mixing a laser clad alloy and WC particles. The weight percentage of the WC particles and the laser clad alloy is that the WC particles counts for 10-20% of the total weight, and the laser clad alloy comprises, by weight, 5-15% of Cr, 5-15% of Co, 2-5% of Si, 3-6% of W and 1-4% of Pd, and the remaining is Ni. The surfaces of the shaft shoulder and the stir pin of the stir head are heated through laser beams with high energy density to form the strip-shaped laser cladding abrasion-resistant layers, the width of the strip-shaped laser cladding abrasion-resistant layers is 2-3mm, the height is 0.05-0.2mm, and the number of strips on the surfaces of the shaft shoulder and the stir pin is 3-8.

The invention relates to a hybrid microwave integrated circuit. Aiming at the defects that the hybrid microwave integrated circuit of a large-size high-frequency power device has infirm welding and poor heat conducting performance and is easy to produce oscillation in the prior art, the invention discloses the hybrid microwave integrated circuit suitable for manufacturing the large-size high-frequency power device. In order to solve the technical problems, the invention adopts the technical scheme that the hybrid microwave integrated circuit comprises a substrate encapsulated in a tube shell, and at least two power devices manufactured on the substrate; the power device consists of field effect transistors; a matching circuit and an extraction electrode are manufactured on the substrate; the power device is connected with the extraction electrode through the matching circuit; the extraction electrode is connected with a pin; and gate electrodes of chips of the field effect transistors are welded in parallel through metal wires, drain electrodes of the chips of the field effect transistors are welded in parallel through metal wires, and the gate electrodes and the drain electrodes connected in parallel are welded on the matching circuit through the metal wires respectively.

The invention discloses an air-breathing high-sensitivity smoke particle detector and application thereof. The air-breathing high-sensitivity smoke particle detector and application thereof are characterized in that the smoke particle detector is arranged at the tail end of an air pumping pipeline in the monitored area, an air sample is drawn by the air pumping pipeline in a drive mode and filtered, and the smoke particles with the grain diameters of not more than 20 microns in the air sample drawn in the drive mode and filtered are tested through the detector according to a laser particle scattering method. According to the air-breathing high-sensitivity smoke particle detector and application thereof, infinitesimal smoke particles can be detected, and fire characteristic parameters can be effectively detected in the ultra early stage of fire; interferences of passive waiting and delaying and air motion of a protected area are overcome, and the influence on detecting precision due to smoke particle concentration dilution is eliminated; by high-sensitive composite monitoring on the fire characteristic parameters of smoke particle concentration, temperature and carbon monoxide gas in the air sample, the defect that smoke particles are monitored in a single mode through an existing air-breathing high-sensitivity smoke particle detecting system can be overcome, and therefore false alarm rate is effectively lowered.

The purpose of the invention is to provide a method and a device for providing an input candidate item. The method comprises the following steps: firstly, establishing or updating a user word bank corresponding to a user according to a historical input record of the user; then, acquiring an input character string of the user; retrieving by use of indexing information of the user word bank according to the input character string so as to acquire one or more pieces of vocabulary entry data information corresponding to the indexing information, which are used as one or more input candidate items corresponding to the input character string. Compared with the prior art, after the historical input record of the user is processed, the prefix matching characteristics are supported by using the hierarchical retrieval structure of the record, the method can provide a complete input candidate item to the user when the user inputs a few input character strings, thus the candidate result of a home page is expanded, the rapid and intelligent input is realized, the input demand of the user is satisfied, the input efficiency of the user is enhanced and the user experience is improved.

A plate number input method of an intelligent device includes: enumerating Chinese plate number characters related to plate number input and except for Chinese characters short for provinces on a soft keypad of the intelligent device, and outputting corresponding characters by clicking keys on the plate number character soft keypad so that an input mode does not need to be frequently 'switched' any longer in a plate number character input process, plate number input efficiency is improved, and the method is particularly applicable to occasions of parking management and the like needing input of a great number of plate numbers. Other Chinese input methods can also be integrated into the method so as to have a shortcut plate number input function by means of a 'switching' mode.

The invention discloses a common-gate input type low-power-consumption trans-impedance amplifier and belongs to the field of integrated circuits. The amplifier is a differential input / output structure and comprises common-gate input levels, load levels and feedback levels. Radio frequency differential signals V<in+ / -> are input through the source ends of the common-gate input levels, are converted into signal currents, are further converted into voltage signals at the load levels and finally form output differential signals V<out+ / ->. The output voltage signals are sampled by the feedback levels and are fed back to the source ends of the common-gate input levels, thereby improving equivalent input transconductance. The common-gate input levels adopt capacitor cross-coupling modes, so that the equivalent input transconductance is further improved. According to the trans-impedance amplifier, the high-performance trans-impedance amplifier can be realized with relatively low power consumption.

The present invention discloses a Chinese character phonetic input method for digital keyboard. When the key is used for inputting first letter of syllable, the candidate characters displayed on the screen belong to the Chinese characters contained and fixed on said key, can be associative characters which can be formed into words and expressions together with just-inputted Chinese character or high-frequency commonly-used characters in Chinese characters contained by said key. Said invention has fuzzy phoneme selection input, and has no need of changing input mode, and can be used for inputting English letters, and has high input efficiency.

The invention provides an image recognition method and device. The method comprises the steps that image data to be recognized are acquired; the image data to be recognized are input into a preset network model which comprises at least one type of processing layer and each type of processing layer comprises at least three sub-processing layers which are sequentially arranged; at least one type of processing layer is sequentially used to process the image data to be recognized to acquire the recognized image data, wherein at least three sub-processing layers in each type of processing layer sequentially process the image data to be recognized; in each type of the processing layer, the third sub-processing layer is the start; and the input of each sub-processing layer comprises at least two outputs from the preceding sub-processing layers. According to the technical scheme provided by the invention, the recognized image data can be quickly acquired; the accuracy of the preset network model is improved; and the accuracy of image recognition is improved.

An inductance-free broadband low-noise amplifier with low power consumption, a high gain and high linearity is equipped with an amplification unit, a multiplexing unit, a cascading unit, a load unit, an input matching feedback unit, a current mirror unit and an inverted isolation output matching unit, wherein a radio frequency input signal is connected to the amplification unit; output of the amplification unit is connected to the multiplexing unit and the cascading unit; output of the cascading unit is connected to the load unit, the input matching feedback unit and the inverted isolation output matching unit; output of the input matching feedback unit is connected to the current mirror unit and is also in feedback connection to the amplification unit; and the inverted isolation output matching unit outputs radio frequency output signals.

The invention discloses an ecological paddy stereoscopic cultivating method. The ecological paddy stereoscopic cultivating method comprises the first step of ditch digging and building, the second step of ridge structuring, the third step of laying of escaping preventing facilities, the fourth step of field cleaning and disinfecting, the fifth step of fertilizer applying, the sixth step of plant planting, the seventh step of leech casting, the eighth step of daily managing and the ninth step of selling at the proper time. According to the stereoscopic cultivating method, rice, water arum and leeches benefit one another, the disease and pest morbidity of a paddy is decreased, pollution to the environment is greatly reduced through cooperation of applied organic feed and applied fertilizer, the quality and value of the products are greatly improved, multiple purposes of the paddy are achieved, and land and cost for digging a pond are saved; meanwhile, the yield of the rice is improved, the yield benefit per mu is greatly improved through the produced water arum and the produced leeches, and very good popularization value is achieved.

The invention discloses a laser color marking method for covers of books and printed matters, belonging to the laser processing field. The method comprises the following steps: step one: selecting color, thickness and sort order of each layer of paste film according to the color of an anti-fake pattern; step two: selecting an angle of a laser beam and a working surface by using a numerically controlled milling machine according to a preset anti-fake angle; step three: selecting the laser energy of a laser according to the color of the anti-fake pattern; and step four: marking the anti-fake pattern by using a numerically controlled device control system of the numerically controlled milling machine and laser marking software of the laser. The method provided by the invention has the advantages that the marking is accurate, clear and fast; the marking speed is fast, a workpiece and the paste film on the surface are free from damaging, and the operation is convenient, non-contact, free from pollution and perpetual; according to the method, the size of the marked character is micron dimension, multi-angular and colorful, and the positive contribution is provided for the anti-fake of the product.

The invention relates to an online detection system of switchgear, comprising a CPU, a temperature sensing system, a mechanical and insulated signal input unit, a switching value input unit and a switching value output unit. The temperature sensing system is connected with a temperature detection signal input end for detecting the temperature information of a key point of power equipment; the mechanical and insulated signal input unit is connected with the CPU for detecting the state and the insulating condition of a high-voltage switch cabinet; and the switching value input unit and the switching value output unit are connected with a switching signal end of the CPU for monitoring the switchgear. The online detection system accurately measures the temperature of the key point of power equipment in real time and rapidly outputs a corresponding switching signal to execute corresponding action and confirm the safety of a power system.

The invention relates to a preparation method for a nano CuAl2 / Al2O3 reinforced aluminum matrix composite material by in-situ synthesis. The preparation method comprises the following steps of (1), preparing mixed powder, weighing the mixed powder according to the mass ratio of copper oxide powder to aluminum powder or aluminum alloy powder being less than 10%, (2), ball-milling the mixed powder,putting the mixed powder into a nodular graphite tank and ball-milling the mixed powder under the protection of argon, wherein the ball milling parameters are the ball-to-material ratio of 5:1-15:1, the rotating speed of 200 r / min and the ball milling time of 1-4 hours, and (3), sintering and forming.

The invention relates to a 900MPa high-strength loop chain pulse flash butt welding process. The 900MPa high-strength loop chain pulse flash butt welding process comprises the steps that a 900MPa loopchain bar is sequentially subjected to ring weaving, surface treatment and preheating treatment after being subjected to annealing treatment; pulse flash butt welding, upsetting and pressure maintaining are performed on the preheated loop chain bar; pre-stretching and quenching-tempering heat treatment are carried out on the welded loop chain bar. Pulse current is superposed on average welding current to achieve the pulse in the pulse flash butt welding process, and meanwhile pulse pressure is applied. By the adoption of the 900MPa-level high-strength loop chain flash welding process, a flashbutt welding head which is flat in surface, free of welding cracks and inclusions and capable of meeting the using requirement can be obtained under the conditions of low splashing and high efficiency.

The invention relates to a method for conducting rapid restoration of a sand dune bare wound surface based on an organic mixture. According to the method for conducting rapid restoration of the sand dune bare wound surface based on the organic mixture, an orientated cultivation technique for efficient fibrinolysis microflorae, an organic mixture fermentation and preparation technique, a mixture broadcast sowing technique and a sand dune bare wound surface restoring technique are integrated. The organic mixture with a certain water-retaining property and the viscidity is prepared by fully utilizing agriculture and animal husbandry production residues, the organic mixture is sprayed on the sand dune bare wound surface, then seeds of sand binding plants such as the artemisia halodendron are sown on the sand dune bare wound surface, sand crusts can be generated rapidly through artificial induction, a shrub-grass-crust sand binding system is established on the sand dune bare wound surface step by step, and thus continuous and stable restoration of degraded sand land is promoted.

The invention provides a heat pump air conditioning system and a control method thereof. The system comprises a compressor, a four-way valve, an indoor heat exchanger, a first throttling device, a second throttling device, a main heat exchanger and a defrosting heat exchanger, the defrosting heat exchanger is located on the air flowing upstream side of the main heat exchanger, and the second throttling device and the defrosting heat exchanger are connected in series to form a defrosting pipeline. Under the heating working condition, a refrigerant passes through the indoor heat exchanger, the first throttling device and the main heat exchanger from an exhaust port of the compressor, is throttled by the second throttling device, enters the defrosting heat exchanger after being throttled by the second throttling device, and then flows back to the compressor. A refrigerant heating device is arranged on at least one of the exhaust pipeline, the air suction pipeline and the defrosting pipeline of the compressor. According to the heat pump air conditioning system, the frosting frequency of the main outdoor heat exchanger can be reduced, the heat input of a refrigerant of the whole system can be enhanced, the heating duration is prolonged, and continuous indoor heat supply is achieved in the defrosting period.

The invention provides a heat pump air conditioning system and a control method thereof. The system comprises a compressor, a four-way valve, an indoor heat exchanger, a first throttling device, a second throttling device, a main heat exchanger and a defrosting heat exchanger, the defrosting heat exchanger is located on the air flowing upstream side of the main heat exchanger, and the second throttling device and the defrosting heat exchanger are connected in series to form a defrosting pipeline. Under the heating working condition, a refrigerant passes through the indoor heat exchanger, the first throttling device and the main heat exchanger from an exhaust port of the compressor, is throttled by the second throttling device, enters the defrosting heat exchanger after being throttled by the second throttling device, and then flows back to the compressor. A refrigerant heating device is arranged on at least one of the exhaust pipeline, the air suction pipeline and the defrosting pipeline of the compressor. According to the heat pump air conditioning system, the frosting frequency of the main outdoor heat exchanger can be reduced, the heat input of a refrigerant of the whole system can be enhanced, the heating duration is prolonged, and continuous indoor heat supply is achieved in the defrosting period.`.

The invention discloses a self-guided multi-degree-of-freedom wave energy power generation device. The self-guided multi-degree-of-freedom wave energy power generation device comprises a support module and a power generation module; the support module is of a multi-box truss structure; the power generation module comprises a self-guided hydraulic PTO device and a magnetic induction power generation device; in the self-guided hydraulic PTO power generation device, two stand columns are driven by waves to pitch in different directions, and the stand columns swing back and forth to make a hydraulic generator generate power; and in the magnetic induction power generation device, double floats heave along the peripheries of the stand columns under the action of waves and drive magnetic rods toreciprocate up and down in the stand columns, and magnetic induction lines generated by the displacement of an electromagnetic field are cut by electromagnetic coils to generate electric energy. According to the self-guided multi-degree-of-freedom wave energy power generation device, a self-guided multi-degree-of-freedom wave energy capture system based on the combined motion of pitching and heaving is established, the defect that a traditional device only captures wave energy in one direction is overcome, the comprehensive utilization of wave energy in any direction is realized, and the waveenergy capture efficiency is greatly improved; and the self-guided multi-degree-of-freedom wave energy power generation device can be widely applied to existing marine engineering structures.

The invention provides a hybrid T-type multi-level inversion device and a control method thereof. In the inversion device, a capacitor bank string is connected with a DC voltage source Vdc in parallel; the central point of the capacitor bank string is connected with one end of a first reverse-series bridge arm, the other end of the first reverse-series bridge arm is respectively connected with a first connecting end of a middle bridge arm, one end of a second reverse-series bridge arm and one end of a third reverse-series bridge arm, and a T-shaped bridge arm is formed; the first reverse-series bridge arm, the second reverse-series bridge arm, the third reverse-series bridge arm, the middle bridge arm and a voltage-dividing capacitor form a switched capacitor unit; a positive series bridgearm is connected in parallel with the voltage-dividing capacitor; and the central point of the positive series bridge arm and the central point of the capacitor bank string serve as AC voltage outputends of the hybrid T-shaped multi-level inversion device. The technical problem of overlarge voltage stress borne by the switching tube due to increase of output voltage in the switched capacitor multi-level inverter is effectively solved, so that the multi-level inverter is suitable for high-voltage and high-power occasions, and the application range of the inverter is expanded.

The invention relates to a straight-line heat-pump clothes dryer which comprises an outer barrel (1), an air drying wind path (2) and an exhaust drying wind path (3) which are used for communicating the outer barrel (1) with the exterior respectively. A heat-pump system is further arranged on the clothes dryer, a condenser (4) of the heat-pump system is arranged in the air drying wind path (2), and evaporators (5) are arranged on the exhaust drying wind path (3); the exhaust drying wind path (3) at least comprises two branches controllable in opening and closing, and the evaporators (5) are correspondingly and respectively arranged in the branches. By the arrangement that exhaust air flows flow through the different branches respectively or simultaneously at different drying stages of the clothes dryer, heat pump working status is adjusted reasonably, and drying efficiency of the clothes dryer is improved; meanwhile, the straight-line heat-pump clothes dryer is simple in structure, remarkable in effect and suitable for wide application.

The invention discloses an input system and an input method for a portable terminal, and the portable terminal. The input system comprises a sphere, a rotating detection unit, a click detection unit and a control unit, wherein the sphere is partially embedded into the outer surface of the portable terminal, can rotate under the action of an external force and can click towards the direction of a main body; the rotating detection unit is positioned at the lateral part of the sphere, and used for outputting corresponding electric signals according to the rotating direction of the sphere; the click detection unit is positioned at the lower part of the sphere, and used for outputting the corresponding electric signals according to the click of the sphere; and the control unit is connected with the rotating detection unit and the click detection unit, and used for receiving the electric signals output by the rotating detection unit to control the movement of a cursor in a screen display unit of the portable terminal and receiving the electric signals output by the click detection unit to determine the content selected by the cursor. The input system of the invention has the advantages of simple and convenient operation, high response speed and low cost, and is not easy to damage.

This invention relates to an interactive phonetic-stroke code input method. Wherein, with tone-form input method as the main and the spelling / stroke input method as the supplement, applying freely on one input state without any switch; if knowing nothing about the Chinese tone-form code, inputting the word with the spelling or stoke input method to learn every code information of the word on selection window, including the right spelling, split result or right stroke order, tone-form code and the source of every code; if does not the spelling, inputting the word with stroke method to see the information about the word. This invention has no coincident code for high-speed touch typing.

The invention provides a printing system comprising a control device; the control device comprises a display part for displaying plural kinds of the operation status of the printing press and an input part for setting or changing operation conditions relating to the operation status that is being displayed in the display part, wherein the printing system comprises a plurality of control devices (8, 9) being installed with the same computer program relating to the operation conditions, and one (8) of the plurality of control devices (8, 9) being connected to the printing press (1), and being connected to the residual control device (9) by wire or wireless, in which the two control devices (8, 9) each are provided with a mirroring function, allowing the operation condition inputted from the one control device (8) to be rewritten into the residual control device (9) and stored therein.

The invention relates to a heating element (25) for liquids to be vaporised as well as a burner (6) of a steam cutting device (1) and a burner (38) of a power-generating device, said element being designed as an induction heater (47) comprising one coil (25a). In order to improve vaporisation, the coil (25a) of the induction heater (47) is enclosed in a hybrid construction which is composed of a main part (31) with laterally extending webs (33), and which consists of an easily magnetisable material (35) and a thermally highly-conductive material, a covering element (32) consisting of nanocrystalline materials being arranged on said webs (33), and the easily magnetisable material (35) being designed to be installed on a thermally highly-conductive material (37) of a vaporiser (21).