50results about How to "Stable match" patented technology

The invention relates to a real-time athletic estimating method based on a multiple dimensioned unchanged characteristic, which comprises the steps: (1) a gauss scale space is constructed and a local characteristic point is extracted; (2) a characteristic descriptor of the polar distribution of a rectangular window is constructed; (3) the characteristic point is used for matching and establishing an interframe motion model; and (4) the offset of a current frame output position which corresponds to a window center is calculated. The athletic estimating method has a size, visual angle and rotation adaptive characteristic, can accurately match images with complicated athletic relation, such as translation, rotation, dimension, a certain visual angle change, and the like and has higher real-time performance. The estimating method has better robustness for common phenomena, such as mistiness, noise, and the like in a video, has higher estimated accuracy for arbitrary ruleless complicated athletic parameters and is combined with a motion compensating method based on motion state identification, thus, the image stabilizing requirement of a video image sequence which can be arbitrarily and randomly shot under complex environment can be realized, and the purposes of real-time output and video stabilization can be achieved.

A computer performs a template-matching step of template-matching an input image with a plurality of template images with different magnifications by a program stored in an object racking computer program product, selecting the template image with the highest similarity to an image in a predetermined region of the input image among the plurality of template images and extracting the predetermined region of the input image as a matched region, a determination step of determining whether or not the matching results of the template-matching step satisfy update conditions for updating the plurality of template images, and an updating step of updating at least one of the plurality of template images when the update conditions are determined to be satisfied by the determination step.

A terminal for generating an electromagnetic field, including an oscillating circuit capable of receiving a high-frequency A.C. excitation voltage via an amplifier and a directional coupler, the oscillating circuit having at least one element of variable capacitance, and circuitry for modifying the value of this capacitance according to the amplitude of a signal extracted from the coupler.

The invention discloses an electric car charging dispatching method and system based on the Internet of Things. The dispatching system comprises a sensing layer, a network layer and an application layer. The sensing layer comprises an electric car sensing component for obtaining electric car preference data information and a charging station sensing component for obtaining charging station preference data information. The network layer is a data center server of the Internet of Things and is used for data transmission between the sensing layer and the application layer. The application layer is used for computing dispatching results according to data information collected by the sensing layer and sending the dispatching results to the network layer. The whole system is established based on three models of the Internet of Things, the interconnection feature of the Internet is fully used, a dispatching result generated by a used Gale-Shapley algorithm has the stability on Pareto efficiency, so that best matching of an electric car and a charging station is achieved, electric car dispatching is carried out efficiently in order, therefore, the queuing waiting time of electric cars is shortened, and charging station resources are used reasonably.

The present invention relates to a resource allocation and task unloading scheme applied in fog computing, which unloads a computing task from a user equipment to a vehicle fog node by utilizing underutilized resources of a nearby vehicle. Through the study of contract theory and matching theory, an effective incentive mechanism and task allocation mechanism is provided. The contract theory-matching theory proposed in this paperis a two-stage optimization problem. In the first stage, this paper proposes an effective incentive mechanism based on contract theory to encourage vehicles to share resources. the expected utility of the base station is maximized by designing contracts for each vehicle type. In the second phase, the task assignment problem is transformed into a bilateral matching problem between the vehicle and the user equipment. The problem is solved by a price-based matching algorithm, which iteratively performs the process of 'applying' and 'raising the price' according tothe dynamic preference list, and finally obtains a stable match between the vehicle and the user.

The invention relates to a three-dimensional matching algorithm applied to a communication system, in which Device-to-Device (D2D) communication based on a cellular network is combined with a social network. For performing sharing and pushing of contents under a condition that users have different preferences to the contents, and maximizing the total transmission rate of a D2D communication link of the system while enabling the users to have relatively high satisfaction degrees to the contents obtained by sharing, the algorithm takes the transmission rate between the users and weighed by the close degree of the social relationship as an optimization object based on sufficient considering of social layer information and physical layer information of the communication system; therefore, matching among the users, shared contents and spectrum resources can be effectively optimized; user matching and resource distributing problems can be solved; on the basis of a pricing strategy, the algorithm can effectively solve the user request conflict problem; and, on the premise that the operation complexity is greatly reduced, matching among the users, the shared contents and the spectrum resources in the system is in a steady state finally.

The invention relates to a sparse parallax obtaining method based on target edge features and gray scale similarity and belongs to the technical field of stereoscopic vision. According to the method, the image edge features are extracted by means of the Canny image edge detection method, a strong edge feature point of a target in an image is chosen as a point to be matched, feature similarity and the gray scale similarity of the image are combined, a similarity detecting method of fusion of gray scale and gray scale Census change is adopted, error matching points are eliminated by means of cross detection, and accuracy of matching is further improved. The sparse parallax obtaining method based on the target edge features and the gray scale similarity provides necessary sparse parallax information for recovery of the three-dimensional position and attitude information of an object, has the advantages of being high in accuracy, high in matching speed and stable in matching, and can effectively provides the necessary sparse parallax information for binocular vision system measurement especially active measurement of the attitude information of the object.

The invention relates to access control and resource allocation scheme design for mass terminals of the power Internet of Things, and provides a two-stage access control and resource allocation algorithm. In the first stage, the invention provides an incentive mechanism based on a contract theory, and incentive part of delay tolerant machine type communication (MTC) equipment delays the access demand of the MTC equipment so as to obtain a higher access opportunity. In the second stage, based on Lyapunov optimization, the invention provides a long-term cross-layer online resource distribution method, and the method optimizes rate control, power distribution and channel selection in a combined manner under the condition that complete channel state information is unknown. In particular, the joint power allocation and channel selection problem is formulated as a two-dimensional matching problem, and is solved by a pricing-based stable matching method.

The invention relates to a microwave solid-state power amplifier. The power amplifier works at the environmental temperature ranging from -45 DEG C to +65 DEG C and is used for amplifying a beacon signal and a remote signal between the star and the ground in the communication task, and the solid-state power amplifier adopts multi-stage amplifier cascading, the power amplifier comprises a preamplifier, a driving power amplifier and a final power amplifier connected in series orderly; a microwave signal input end is connected with an input end of the preamplifier, an radio frequency input and output end of each amplifier circuit is connected with a micro-strip isolator; two X-waveband cavity band-pass filters are respectively connected between the microwave signal input end and the preamplifier input end and between an output end of the preamplifier and an input end of the driving power amplifier. The preamplifier also comprises a small signal amplifier and a high-gain microwave integrated power amplifier which are connected in series orderly.

The invention relates to the field of lithium batteries, and discloses a lithium-ion battery pack easy to install. The lithium-ion battery pack is characterized by comprising a battery cell body and a housing, wherein the housing is packaged outside the battery cell body. The battery cell body is packaged in a side shell, and a bottom plate is packaged at the bottom of the side shell. A top plastic piece is fixedly arranged at the top of the side shell, and the rear cover plate of the plastic piece is packaged at the side opening part of the top plastic piece. Each top pillar of the top plastic piece is inserted into each hole position of the side shell, and the bottom edge of the top plastic piece is jointed with the top edge of the side shell. An output interface piece and an input interface piece are arranged on the top plastic piece and on the inner side of the side face, directly facing the side opening part of the top plastic piece, and the output interface piece and the input interface piece are fixedly arranged on a switching plate through circuits respectively. The switching plate is electrically connected with the input circuit and the output circuit of the battery cell body respectively. Each top pillar of the rear cover plate of the plastic piece is inserted into each hole part of the top plastic piece, and the rear cover plate of the plastic piece is packaged at the side opening part of the top plastic piece.

The invention particularly relates to a novel combined cutter bar. The novel combined cutter bar comprises a heat-shrinkable cutter bar body, a cutter, a cutter holder and a sleeve; one end of the heat-shrinkable cutter bar body is provided with a first tapered surface, the other end of the heat-shrinkable cutter bar body is provided with a second tapered surface, and the heat-shrinkable cutter bar body is internally provided with a through hole; one end of the cutter is inserted into the through hole, and the other end of the cutter stretches out of the through hole; the cutter holder is internally provided with a first tapered hole matched with the first tapered surface; the sleeve is internally provided with a second tapered hole matched with the second tapered surface; the sleeve and the cutter holder are detachably connected to make the inner wall of the first tapered hole fit the first tapered surface and the inner wall of the second tapered hole fit the second tapered surface. The first tapered hole fits the first tapered surface and the second tapered hole fits the second tapered surface, so that the whole heat-shrinkable cutter bar body is fastened, the performance of thecombination surface is improved, matching of the components is more stable, and the rigidity of a cutter system is improved. Moreover, the cutter holder and the sleeve are detachably connected, the heat-shrinkable cutter bar body can be taken out simply by disassembling the sleeve, and convenience is provided for the assembly and disassembly of the heat-shrinkable cutter bar body or even the replacement of the cutter.

The invention relates to a universal air conditioner remote controller and a remote control code matching method thereof. After an air conditioner brand matching mode of a remote controller is activated, voice information correspondingly matched with an air conditioner brand is collected through the microphone of the remote controller, then the voice information is processed through a voice moduleand then paired with a code pre-stored in the remote controller, and after pairing succeeds, a remote control code corresponding to the air conditioner brand is called to serve as a current remote control code, so that remote control code matching setting is completed. The brand matching speed and the operation convenience degree of the remote controller and the air conditioner are effectively improved, and meanwhile, the standby time is relatively long; and the interactivity of the remote controller and the user experience are effectively improved.

The invention belongs to the technical field of circuit board storage equipment, and particularly relates to a circuit board storage device. The circuit board storage device comprises a bottom plate, a top plate, a left plate, a right plate, a sliding way, a first inserting plate, sliding grooves, a second inserting plate, sliding blocks, buckles, inserting grooves, telescopic columns, grooves and a rubber cushion plate. The left side of the bottom plate and the left side of the top plate are fixedly connected through the left plate. The right side of the bottom plate and the right side of the top plate are fixedly connected through the right plate. The sliding way is arranged on the left side of the left plate. The first inserting plate is arranged on the right side of the left plate. The two sliding grooves are formed in the upper side of the bottom plate. The two sliding grooves are correspondingly formed in the lower side of the top plate. The second inserting plate is arranged between the bottom plate and the top plate. The second inserting plate is arranged in the corresponding sliding grooves through the sliding blocks. The circuit board storage device is wide in application range and many in functional kind.

The present invention relates to a fixing device of an anti-theft signal connector. The fixing device includes a connection seat, a container and a positioning plug. The connection seat is an axial metallic pipe. The connection seat includes a positioning plate which is located in a rear section of the connection seat and integrally formed with the connection seat. The container is axially disposed in a front section of the connection seat. The container has a receiving trough therein facing the positioning plate. The receiving trough is adapted to receive a resistance and a capacitor which are connected in series. The positioning plug is disposed in the front section of the connection seat, so that the container is positioned between the positioning plate and the positioning plug. Thereby, the positioning plate is integrally formed with the connection seat for the resistance and the capacitor received in the container to be steady fixed between the connection seat and the positioning plug. The resistance and the capacitor won't cause signal loss under static electricity.

The invention provides an inertial vision integrated navigation positioning method based on different-source image matching and an aircraft, and the method comprises the following steps: respectively carrying out orthoimage correction on a real-time image and a reference image, and unifying the scaling sizes of the real-time image and the reference image; respectively obtaining a first projection and a quantized gradient direction histogram of the real-time image and a second projection and a quantized gradient direction histogram of the reference image; detecting the similarity between the first projection and the quantized gradient direction histogram and between the second projection and the quantized gradient direction histogram, and taking the position of the maximum Hamming distance between the second projection and the first projection and the quantized gradient direction histogram as the image matching position of the real-time image in the reference image; and converting the image matching position to the position of the unmanned aerial vehicle as an observed quantity, and constructing a Kalman filter based on the observed quantity to realize inertial vision integrated navigation positioning of the unmanned aerial vehicle. By applying the technical scheme of the invention, the technical problem that accurate and stable matching between different-source images is difficult to realize in the prior art is solved.

The invention discloses a spectrum leasing method for a cognitive radio network. The method comprises the steps of modeling a spectrum leasing problem between primary users and secondary users throughutilization of a Stackelberg game; carrying out computing to obtain the optimum spectrum allocation factors under a condition that spectrum leasing prices of the primary users are not changed, and carrying out computing according to the optimum spectrum allocation factors, thereby obtaining the optimum spectrum leasing prices; obtaining a revenue function of each primary user according to the optimum spectrum allocation factors and the optimum spectrum leasing prices, and establishing preference lists of the primary users according to the revenue functions of the primary users; and pairing the master users and the secondary users according to the preference lists of the primary users, thereby obtaining the optimum spectrum leasing matching results. Interaction and user preference in investment and pricing decision aspects of the primary users and the secondary users are taken into consideration, so spectrum efficiency of a spectrum leasing system is improved.

The invention discloses a vehicle-mounted terminal connector which comprises an insulating body, a contact body, a shell and a cable. The contact body is arranged in the insulating body, and the cableis in conduction connection with one end of the contact body. A first locking piece is fixedly arranged at the top of the insulating body, the first locking piece comprises a first clamping part anda first unlocking part used for driving the first clamping part to be unlocked, second locking pieces are fixedly arranged on the two sides of the insulating body respectively, and each second lockingpiece comprises a second clamping part and a second unlocking part used for driving the second clamping part to be unlocked. The shell slidably sleeves the outer side of the insulating body and can lock or release the first unlocking part. The invention further discloses a vehicle-mounted storage structure which comprises an SSD memory and the vehicle-mounted terminal connector. The vehicle-mounted terminal connector and the SSD memory are buckled and connected through the first locking piece and the second locking pieces, secondary locking of the first locking piece is achieved through the shell, matching is stable and mechanical reliability is good.

A wiring substrate for inspection apparatus includes a base substrate and a plurality of tile substrates. The tile substrate is composed of a ceramic substrate section and a first resin substrate section. Each ceramic substrate section is composed of a plurality of ceramic layers and has a plurality of upper-surface connection terminals provided on an upper surface thereof, a plurality of lower-surface connection terminals provided on a lower surface thereof, and a plurality of through conductors for conducting electricity between the upper-surface connection terminals and the lower-surface connection terminals. The first resin substrate section is laminated on the upper surface and includes a laminate of a plurality of resin layers, a plurality of probe pads formed on a resin front-surface thereof, a plurality of inner wiring layers formed between the resin layers, and a plurality of electrically conductive paths for conducting electricity between the probe pads and the upper-surface connection terminals.

The invention relates to the technical field of combustion chambers of Stirling engines, and discloses a dual-mode combustion chamber of a Stirling engine, and an implementation method of the dual-mode combustion chamber. The dual-mode combustion chamber of the Stirling engine comprises a hollow combustion chamber shell body, and a dual-mode combustor which is arranged at the end, away from the machine body, in the combustion chamber shell body, wherein the end, away from the machine body, of the dual-mode combustor penetrates through the combustion chamber shell body, and the dual-mode combustor is used for carrying out a high-pressure pure oxygen combustion mode or a low-pressure air combustion mode. The dual-mode combustion chamber of the Stirling engine further comprises a gas flow guide ring. The dual-mode combustion chamber of the Stirling engine further comprises an air flow guide ring. The dual-mode combustion chamber of the Stirling engine further comprises a heat exchanger, wherein one end of the heat exchanger is arranged in the combustion chamber shell body, and the other end of the heat exchanger is connected with the machine body. The flexibility of the working occasions of the Stirling engine can be improved through dual-mode combustion of the Stirling engine, use in different working occasions can be achieved only through one Stirling engine, a power system canbe simplified, and the power density of the power system is increased.

The invention discloses a portable and detachable high-voltage cable butt joint box grounding wire. The grounding wire comprises a cable, one end of the cable is connected with a connecting piece, the connecting piece is provided with a connecting nut, the connecting nut is matched with a screw on a butt-joint box, and the cable is electrically communicated with the connecting piece. The connecting piece further comprises a rotating rod, a cable connecting piece and a rotating piece, the rotating rod is connected with the cable connecting piece through the rotating piece, the rotating rod and the rotating piece are electrically communicated with the cable connecting piece, the cable is connected to the cable connecting piece, and the connecting nut is connected to one end of the rotating rod; and the grounding wire further comprises an an operating rod, an inner hole is formed in one end of the operating rod, one end of the inner hole is open, the other end of the inner hole is closed, and the inner hole can be matched with the end, away from the connecting nut, of the rotating rod. The problems that in the prior art, a grounding wire cannot be used for a cable butt joint box, the power failure range is enlarged, and the workload of workers is increased are solved.

The invention provides a skin therapeutic apparatus for transdermal dispersion. The skin therapeutic apparatus comprises a controller, a signal generator, a driver, a power amplifier, an impedance matcher, a transducer, a current sampling circuit, a voltage sampling circuit, a current zero-crossing comparison circuit, a voltage zero-crossing comparison circuit, a D trigger and an AND gate. Sampling voltage and sampling current signals of transducer input signals are set into square wave signals, the square wave signals are sent to the D trigger and the AND gate, a signal reflecting the voltage and current lead or lag relation and a pulse width signal reflecting the phase difference are obtained, and according to the duty ratio of the pulse width signal and the voltage and current lead or lag relation, the frequency increment of the signal generator is generated through fuzzy operation, high-precision frequency tracking control is achieved, the calculation amount is reduced, the control period is shortened, and the frequency tracking precision is improved.

The invention belongs to the technical field of medical instruments, and in particular discloses novel laryngeal laser forceps of a self-retaining laryngoscope. The novel laryngeal laser forceps of the self-retaining laryngoscope comprise a fixed handle, a movable handle, a forcep rod, a fixed clamping head, a movable clamping head and a pull rod; a transverse plate is arranged at the upper part of the fixed handle; a first vertical plate, a second vertical plate and a third vertical plate are arranged at the upper part of the transverse plate in sequence; the first vertical plate, the secondvertical plate and the third vertical plate are horizontally and glidingly connected with an aspirator pipe; one side of the upper part of the transverse plate close to the fixed clamping head is horizontally and glidingly connected with a support plate; a cannula is arranged at the upper part of the support plate; the aspirator pipe penetrates the cannula; the lower part of the cannula positionedat one side of the fixed clamping head is provided with an air inlet; the part at the upper part of the aspirator pipe positioned in the cannula is provided with an incision; and the part at the lower part of the aspirator pipe positioned in the cannula can cover the air inlet. The scheme is mainly used in the laryngeal surgery under the self-retaining laryngoscope, and solves the problem that the smoke absorption effect is relatively poor due to the fact that the aspirator head on the existing laryngeal laser forceps of the self-retaining laryngoscope cannot be dynamically adjusted accordingto the actual situation of smoke.

The present invention relates to the technical field of temperature controllers, and more particularly, to a backpack power-off reset temperature limiter, which comprises an insulating base, a first terminal, a second terminal, a power-receiving elastic piece and an arch-shaped temperature sensing sheet. The power-receiving elastic piece is arranged on the upper end surface of the insulating base. One end of the power-receiving elastic piece is fixedly connected with the first terminal, and the other free end of the power-receiving elastic piece is electrically connected with the second terminal. The two ends of the power-receiving elastic piece are respectively provided with a fixing clamping position that is clamped with an end part of the temperature sensing sheet, and the two sides of the power-receiving elastic piece are respectively provided with an assembly clamping position that is matched with the temperature sensing sheet.

The invention discloses a mechanical burglarproof lock and matched keys thereof. The mechanical burglarproof lock mainly comprises a main cylinder and an auxiliary cylinder, wherein the main cylinder is nested into a lock body and is longer than the same, the auxiliary cylinder sleeves the tail end of the lock body, a disc sleeves the tail end of the main cylinder, spring balls and springs connected with the spring balls are arranged between the disc and the auxiliary cylinder, the disc below the spring balls is provided with limit holes, and a lever is arranged on the disc and is connected with a connecting rod connected with a lock bolt. Via mutually perpendicular cylinders, only keys mutually perpendicular are capable of unlocking the lock, so that master keys or tinfoil are unable to unlock. The mutually perpendicular matched keys matched with the lock rotate the cylinders respectively to unlock, and during use, not only the keys need to bend by 90 degrees, but the spring balls jack up to certain positions and rotate, so the keys are hard to copy, and burglarproof performance of the lock is effectively improved.