48results about How to "Adaptive adjustment" patented technology

The embodiment of the invention discloses a method and device for determining a pre-coding matrix, which can determine a first-stage pre-coding matrix on the basis of instruction information of a space related matrix, which is fed back by a terminal, so as to implement three-dimensional pre-coding according to a channel state and improve channel capacity. The method comprises the steps of: by a base station, sending multiple groups of first reference signals, wherein the multiple groups of first reference signals correspond to multiple dimensions of an antenna array, and each group of first reference signals in the multiple groups of first reference signals is used for the terminal to estimate space related matrix information in the corresponding dimension; receiving the space related matrix information fed back by the terminal on the basis of the multiple groups of first reference signals; and according to the space related matrix information, determining the first-stage pre-coding matrix.

A system, medium, and method with noise reducing adaptive saturation adjustment. The system with adaptive saturation adjustment includes a luminance value extracting unit extracting luminance values of an input image, and a saturation adjusting unit adjusting saturation components of the input image on the basis of the extracted luminance values.

A designing method for intelligent phonetic information bridge designs a program taking the telephone phones as the media and using keys of DTMF identified caller of a phone for operating the IVR system on a platform of CTI system, ACD system, IVR, MDB and an aCC systems controlled by computer and connected by PSTN to determine the calling one identity by verification and presents corresponding phone hint by finding designed situation of said calling one personality in MDB to let the calling one select concrete information service items by phone dual voice multi-frequency key to find out the information provider providing related information service and waiting for access to select one bit or multiple bits( telephone conference) according to the route strategy and connect bridges of call in-and-out to exchange information.

The invention relates to a vector-based adaptive adjustment method and system for the tunneling attitude of a shield tunneling machine. The vector-based adaptive adjustment method and system for the tunneling attitude of the shield tunneling machine comprises the following steps that a jack on the shield tunneling machine is partitioned to form a plurality of jack regions; in the tunneling construction process of the shield tunneling machine, the attitude of the shield tunneling machine is analyzed in real time to obtain attitude adjustment information; and the advance speed relationship amongthe multiple jack regions is obtained by analysis according to the attitude adjustment information, the execution speeds of the jack regions are worked out according to a reference advance speed, andthe advance speed of the corresponding jack is controlled by means of the corresponding execution speed. According to the vector-based adaptive adjustment method and system for the tunneling attitudeof the shield tunneling machine, a deviation of the attitude of the shield tunneling machine is rectified by controlling the advance speed of the jack so as to realize active and expected attitude control of the shield tunneling machine; and the advance speed of the jack can be controlled more accurately compared with oil pressure control, so that the attitude adjustment effect of the shield tunneling machine is better.

The factory-calibrated target discrimination threshold of a radar-based motor vehicle back-up aid is adaptively lowered under specified vehicle operating conditions to provide enhanced target detection sensitivity without causing false target detection. The threshold is initialized to the calibrated value on transition to the reverse range, and is thereafter subject to adaptive adjustment so long as a target is not detected and a high-clutter condition is not in effect. The adaptive adjustment is carried out by low-pass filtering the resultant data of the radar sensor, starting with a factory-calibrated noise baseline, to determine the current noise level, and then calculating the threshold from the noise level. The adaptive adjustment is suspended for an interval after target detection, and the threshold is increased when a high clutter condition is detected based on rate of change in vehicle speed.

The invention relates to the field of organic fine chemicals, in particular to a preparation method of a compound slow-breaking slow-curing positive ion asphalt emulsifier. The preparation method is characterized by comprising the following steps: dissolving lignin in a sodium hydroxide solution, and adding aliphatic amine; heating the sodium hydroxide solution and then adding formaldehyde for reaction; adding glycidyl trimethyl ammonium chloride for reaction; adding a polyoxyethylene ether nonionic surfactant for reaction; adding formaldehyde and polyethylene polyamine to continue reaction, and then adding a diluent for dilution to obtain the emulsifier. When the emulsifier prepared by the method is used for preparing an asphalt emulsion, the usage amount of the emulsifier is small, and the emulsifier is applicable to various stone and can be widely applied to the prime coat oil, the slurry seal and the like of an asphalt road.

The invention discloses a sweeping vehicle and a method, device and system for adjusting the height of a sweeping disc of the sweeping vehicle. The method comprises the steps of obtaining condition data used for representing the current road condition; extracting optimal height data, relative to the road surface, of the sweeping disc at present according to the condition data; obtaining a current height value used for representing the height, relative to the road surface, of the sweeping disc at present; and according to the current height value and the optimal height data, outputting a driving signal used for representing the stroke required for adjusting the sweeping disc to the optimal height. The optimal height data, relative to the road surface, of the sweeping disc at present are extracted according to the condition data, and the driving signal used for representing the stroke required for adjusting the sweeping disc to the optimal height is output according to the current height value and the optimal height data, so that automated adjustment of the sweeping disc is achieved, and efficiency of adjusting the height of the sweeping disc is improved.

The invention discloses an infrared focal plane array readout circuit with a window readout mode and an adaptive power consumption regulation function, and an adaptive power consumption regulation method thereof. According to the invention, the adaptive power consumption regulation of the focal plane array readout circuit with the window function is realized, tail current sources of a line operational amplifier and an output operational amplifier are respectively designed into a current source array composed of k transistors, and a power-consumption control switching tube is additionally arranged on the line operational amplifier. According to the method disclosed by the invention, the operation can be normally carried out at proper power consumption under the condition of meeting of a speed requirement not matter in a large-window low frame frequency working mode or a small-window high frame frequency working mode, and the power consumption wastes generated in different working modesare effectively avoided during single power consumption design. The infrared focal plane array readout circuit and the adaptive power consumption regulation method in the invention can meet the requirements of a high-resolution portable imaging system and can be widely applied.

The invention discloses a wind-solar complementary street lamp, which comprises a triangular support frame, a lamp pole, a lighting device, a wind-power illuminating device, a solar-energy power generating device and a storage battery. The triangular support frame comprises: a first support leg, a second support leg, a third support leg, and a locking structure; the locking structure includes: a locking sleeve, a first connecting piece, a second connecting piece, a third connecting piece; a rod body of a lamp pole is arranged in the middle cavity body of the locking sleeve; lighting devices include: a first angle adjustment part, a second angle adjustment part, a third angle adjustment part, and a lighting; the wind-power illuminating device, the solar-energy power generating device and the storage battery are installed on the lamp pole. The wind-power illuminating device and the solar-energy power generating device are electrically connected to the storage battery, and the storage battery is electrically connected to the lighting. According to the wind-solar complementary street lamp, on the one hand, the lamp pole can be removed and installed quickly; on the other hand, the illumination angle of the light lamp can be adjusted adaptively.

The invention discloses a posture self-adaptive old people and disabled people assisting robot which comprises a headrest, a fishbone backboard, a sitting board, a leg board and a chassis which are sequentially connected with one another from top to bottom; each of the headrest, the fishbone backboard and the leg board is provided with a posture collection unit, a sending unit, a receiving unit, aprocessing unit and a posture regulation unit; each posture collection unit is used for collecting posture information of a user; each sending unit is used for sending the posture information to a client; the client is used for analyzing the posture information and sending a posture regulation command; each receiving unit is used for receiving the posture regulation command and sending the posture regulation command to the corresponding processing unit; each processing unit is used for controlling the corresponding posture regulation unit to move according to the posture regulation command; and each posture regulation unit is used for performing self-adaptive regulation on a posture of the user. The posture self-adaptive old people and disabled people assisting robot provided by the invention solves the problem that an old people and disabled people assisting robot cannot meet the refined and diversified demands of people in the prior art, can perform self-adaptive regulation on the postures of the user in different portions and meets the diversified demands of the user.

The invention discloses a method and a system of adjusting chromaticity balance and quantization parameters. According to the method provided by the invention, an increment of the chromaticity quantization parameter is adjusted through prejudgment of a balance degree of brightness and chromaticity, so that the purpose of improving the brightness rate-distortion performance is achieved. In addition, a scene detection step is provided in the method in an embodiment of the invention, so that the prejudgment of the balance degree of the brightness and the chromaticity can be carried out duly, and the self-adaptive adjustment of the chromaticity quantization parameter is achieved. Finally, optimization between improvement of the brightness rate-distortion performance and control of a calculated amount is implemented.

The invention discloses an energy-saving underwater path planning method based on a reexcitation mechanism particle swarm algorithm, and the method comprises the steps: firstly generating a convex polygon obstacle through a Graham algorithm, and enabling the obstacle to expand outwards to generate a danger region; then, using an MAKLINK graph theory method to connect vertex lines of the convex polygon obstacle to generate an undirected network graph; carrying out preliminary suboptimal path planning by utilizing a Dijkstra algorithm to obtain a shortest link line; improving a particle swarm algorithm by using a reexcitation mechanism, and fusing the particle swarm algorithm into the influence of the ocean current, so that the autonomous underwater vehicle (AUV) is ensured to utilize the ocean current to the maximum extent, and energy is saved; and then performing path optimization by using the final improved particle swarm algorithm, and smoothing the optimal path by using the Bessel algorithm, so that the optimal path is found under the condition that the AUV saves energy, and safe obstacle avoidance is realized.

The invention relates to a sensor data noise reduction method based on multi-resolution wavelets, and the method comprises the steps: S01, obtaining the data of each sensor in a primary pipe network of a heat supply system in a specified time period, and taking the data of each sensor as an original signal; S02, performing KS detection based on the original signal to obtain an optimal decomposition layer number J; and S03, adopting a pre-selected wavelet function and a primary function to process and reconstruct the original signal with the optimal decomposition layer number J, and obtaining a denoised target signal. The method provided by the invention solves the limitation of the existing method, realizes that the noise reduction of the original signal can be adaptively carried out under different resolutions, and avoids the problem caused by the need of setting the window size. The method is easy to use and high in universality.

The invention provides a self-adaptive decryption optical encryption transmission system based on optical self-interference elimination, and the system comprises a sending end module which is based on a dual-drive Mach-Zehnder modulator architecture, employs electric delay and electric attenuation to adjust analog noise as a two-dimensional orthogonal key, and completes the analog optical encryption of a useful signal; the optical fiber transmission module completes radio over fiber transmission of an optical signal from a sending end to a receiving end and compensation of transmission damage; and a receiving end module adaptively finds an optimal key by operating a regular triangle algorithm according to the quality of demodulated useful signals and dynamically adjusting the delay and attenuation of a receiving end reference path based on an adaptive optical self-interference elimination architecture, and completes adaptive receiving of the useful signals and adaptive elimination of analog noise. According to the invention, key distribution between the receiving end and the transmitting end is not needed, and the transmitting encryption end can modify the encryption key at any time, so that the complexity and the cost of the whole system are greatly reduced, and the anti-interference performance and the flexibility of the whole system are improved.

The invention discloses an aadaptive clustering method and system based on an intra-region distance. The method comprises the steps of obtaining data defining all data elements of an initial cluster; defining an initial clustering region center of the initial clustering region, wherein the region center represents a point of an average value of distances of all data elements in each region; determining a distance value in an initial clustering region in each initial clustering region according to the data elements of the initial clustering and the central point of the initial clustering region; comparing the distance value in the initial clustering region with a preset threshold value, combining or splitting the initial clustering region according to a comparison result, and determining a data element in the current region and the center of the current region; and updating the current region, and outputting the updated data elements of the clustering region after one or more iterations.

The invention relates to the field of aircraft maintenance equipment, in particular to a universal aircraft fuselage jack, which comprises a supporting mounting plate, a lifting mounting plate arranged on one side of the supporting mounting plate in an opposite mode and an adjusting lifting mechanism arranged between the supporting mounting plate and the lifting mounting plate; a combined lifting supporting module is arranged on one side of the lifting mounting plate; and the combined lifting supporting module comprises a combined hydraulic lifting mechanism and an adaptive supporting mechanism, the combined hydraulic lifting mechanism is mounted on the lifting mounting plate, the adaptive supporting mechanism is matched with the combined hydraulic lifting mechanism, and the initial height is adjusted by adjusting the lifting mechanism, so that the lifting supporting module can conduct supporting and jacking operation more quickly, it is guaranteed that the jacking operation has the enough length range, the supporting mechanism is adapted to be lifted through the combined hydraulic lifting mechanism, the supporting mechanism makes contact with an aircraft fuselage to conduct lifting operation, and attached lifting supporting at different supporting positions can be adapted, and meanwhile, the supporting and jacking force can be adaptively adjusted.

The invention provides a laboratory organic waste liquid on-site real-time treatment system. A waste liquid reaction device (1) comprises a first-stage reaction body (11) and a second-stage reaction body (12) communicated through a channel; the first-stage reaction body (11) is olive-shaped, is internally provided with a flame holder (8) and is filled with primary air and waste liquid; the second-stage reaction body (12) is in a straight eccentric necking shape, the left side of the top is an inclined plane, the right side is a vertical plane, and the section of a top outlet is about 1 / 2-2 / 3 of the section of the middle section; and reactants of the waste liquid reaction device (1) are cooled by a waste heat recovery device (3), quenched and desulfurized by a flue gas quenching and desulfurizing integrated device (4), dewatered by a dewatering device (5) and finally filtered by a flue gas purifying device (6) to remove harmful components. The first-stage reaction body can guarantee a waste liquid reaction space; the second-stage reaction body can guarantee the waste liquid treatment temperature; and the laboratory organic waste liquid on-site real-time treatment system is beneficial to staged treatment of the waste liquid, increases the reactant reaction flow, and ensures the reaction temperature, space and time of the waste liquid.

A wireless communication circuit includes a sensing unit, a control unit and a wireless communication unit. The sensing unit is for detecting existence of a surrounding object, to generate a sensing signal. The control unit is coupled to the sensing unit, for generating a control signal according to the sensing signal. The wireless communication unit is coupled to the control unit, for adaptively adjusting a circuit configuration of the wireless communication unit according to the control signal.

The invention relates to the technical field of processing of corrugated paper, in particular to an adaptive corner wrapping control device for body paper and a method. The control method includes that body paper speed which is detected in advance and a corner wrapping value matching with the body paper speed are stored in a controller, during actual production, the corresponding corner wrapping value can be determined by the controller according to the body paper speed detected by an encoder, the size of a wrapped corner is adjusted by means of controlling a motor, automatic and adaptive adjustment of the wrapped corner is carried out along with change of the rotation speed of a heating cylinder, and timely and accurate adjustment of the corner wrapping speed is ensured. Compared with a method of manually adjusting the size of a wrapped corner in the prior art, the control method has the advantages of practicality and remarkable development.

The invention discloses a self-adaptive somatology multifunctional table and a production device thereof.The self-adaptive somatology multifunctional table comprises a base, a self-adaptive adjusting mechanism, a table hole, a proximity sensor, an elevation angle adjusting mechanism and a table board, the self-adaptive adjusting mechanism is arranged at the upper end of the base, and the table hole is formed in the top of the self-adaptive adjusting mechanism; the self-adaptive somatology multifunctional table comprises a table cavity, a proximity sensor is arranged at the bottom of the table cavity, two symmetrically-distributed hinge seats are fixedly connected to the table cavity, a table plate is jointly hinged between the two hinge seats, and an elevation angle adjusting mechanism is arranged on the inner side of the table cavity. The table has the characteristics that the height is adaptively adjusted, the elevation angle of the table top is adjustable, and scraps can be prevented from splashing when the table plate is machined and cut.

The invention discloses a liquid crystal display device and a narrow visual angle waveform self-adaption adjustment method thereof. The device comprises a trigger, an interrupt controller, a signal processor, a counter, a memorizer, a digital to analog converter and a display panel; the trigger detects trigger signals of a trigger waveform; the interrupt controller generates state mark information according to the obtained trigger signals; the signal processor controls the counter to count according to the state mark information generated by the interrupt controller; when the count of the counter reaches k*N, narrow visual angle waveform data is read from the memorizer, and the read narrow visual angle waveform data is sent to the digital to analog converter; the digital to analog converter receives the narrow visual angle waveform data sent by the signal processor, transforms the received narrow visual angle waveform data to waveform point voltage values and outputs the values to the display panel. According to the liquid crystal display device, the narrow visual angle waveform is adaptively adjusted along with the refresh rate, and the problems of waveform shaking and uneven count distribution caused by automobile allocation algorithm are solved.

The invention discloses an intelligent energy-saving compartment type air compression station which comprises a container body, an air inlet chamber and an intelligent Internet of Things management system, the air inlet chamber and the intelligent Internet of Things management system are installed in the container body, and the air inlet chamber is composed of a container body inner side plate, acontainer bottom plate, an integrated air compressor box body and multiple heat preservation partition plates. The intelligent Internet of Things management system comprises a local linkage control system and a remote monitoring cloud platform. The heat preservation partition plates are used for isolating the air inlet chamber from other areas in the container body and movably connected with the container body, and the heat preservation partition plates are detachable or rotary. A pre-filter screen is arranged in the air inlet chamber. According to various aspects of the intelligent energy-saving compartment type air compression station, the problems that the energy-saving effect is poor due to the fact that self-adaptive adjustment cannot be carried out on the air compression station, andthe temperature adjusting effect is poor when equipment in the air compression station works can be solved.

The invention aims to provide a method and equipment for automatically controlling the brightness of an intelligent electric vehicle. The method comprises the following steps: detecting a brightness value of a current environment through a photoelectric sensor; acquiring a brightness value of a current screen on the intelligent electric vehicle; and adjusting the display brightness of the current screen according to the detected light brightness value of the current environment and the brightness value on the current screen. According to the method, self-adaptive screen brightness adjustment of the electric vehicle can be realized.

The invention discloses an external wall thermal insulation system based on inorganic light aggregate, the external wall thermal insulation system comprises a wall body, a mortar layer, an isolation layer, a fixing frame, isolation plates, first connecting mechanisms and second connecting mechanisms, the mortar layer and the isolation layer are both mounted on one side of the wall body, the mortarlayer is positioned between the isolation layer and the wall body, the multiple isolation plates and isolation baffles are installed on the side, away from the mortar layer, of the isolation layer, the multiple isolation plates and the isolation baffles are distributed in an alternate mode, first limiting columns, second limiting columns, the first connecting mechanisms and the second connectingmechanisms are connected between the multiple isolation plates and the isolation layer, the first connecting mechanisms are connected to one sides of the first limiting columns, and the second connecting mechanisms are connected to one sides of the second limiting columns. According to various aspects, the problems that a device in a thermal insulation system cannot be adjusted, and the thermal insulation effect is poor due to the fact that irradiation of light cannot be adaptively adjusted can be solved.