15results about How to "Increase frequency" patented technology

This invention describes a magnetoresistive inertial sensor chip, comprising a substrate (101), a vibrating diaphragm (102, 102'), a magnetic field sensing magnetoresistor (105) and at least one permanent magnet thin film (108). The vibrating diaphragm (102, 102') is located on one side surface of the substrate (101). The magnetic field sensing magnetoresistor (105) and the permanent magnet thin film (108) are set on the surface of the vibrating diaphragm (102, 102') displaced from the base of the substrate (101). A contact electrode (106) is also arranged on the surface of the vibrating diaphragm (102, 102') away from the base of the substrate (101). The magnetic field sensing magnetoresistor (105) is connected to the contact electrode (106) through a lead (104). The substrate (101) comprises a cavity (103) formed through etching and either one or both of the magnetic field sensing magnetoresistors (105) and the permanent magnet thin film (108) are arranged in a vertical projection area of the cavity (103) in the vibrating diaphragm portion (102, 102'). A magnetic field generated by the permanent magnet thin film (108) changes in the sensing direction of the magnetic field sensing magnetoresistor (105) of magnetoresistive inertial sensor chip, which changes the resistance valve of the magnetic field sensing magnetoresistor (105), thereby producing a change in an output electrical signal. This magnetoresistive inertial sensor chip uses the high-sensitivity and high-frequency response characteristics of a magnetoresistor to improve the output signal strength and frequency response, thereby facilitating the detection of small and high frequency pressure, vibration, or acceleration changes.

The utility model discloses a roller compacted concrete nucleon density instrument measuring hole forming device which comprises a drill rod (3) used for forming holes and an electric hammer (1), the power output end of the electric hammer is provided with a drill rod clamping system (4), the drill rod clamping system is connected with the drill rod through a quick release connector, the lower end of the drill rod is provided with an elliptic hammer head, and the elliptic hammer head is connected with the electric hammer. The electric hammer is further provided with an infrared distance meter used for automatically measuring the hole opening depth. According to the utility model, the drill rod can be driven by the electric hammer to rotate so as to realize the electric forming of the measuring hole on the roller compacted concrete, so that the hole opening efficiency is greatly improved, the depth of the measuring hole can be accurately controlled, the disturbance to the roller compacted concrete is small, and the compactness of the roller compacted concrete can be more truly detected.

This invention discloses a space-ground coordinated radiometric characteristic calibration method for spaceborne active microwave sensors in the field of radar Earth observation technology. It constructs a space-ground coordinated calibration system consisting of a radiation reference source satellite and a ground calibration processing station. The method includes: determining the orbital parameters of the radiation reference source satellite; the satellite transmitting signals to the ground station in Earth observation mode, using a known RCS target on the ground to calibrate its own antenna gain and link gain; receiving signals from the satellite to be calibrated in Earth observation mode, accurately calculating and transmitting echo signals based on the calibrated parameters; and the satellite to be calibrated calibrating its own transmit / receive link gain based on the received echo signals. This invention can be widely applied to the on-orbit radiometric calibration of active microwave sensors such as synthetic aperture radar, altimeters, and microwave scatterometers, significantly improving calibration frequency and accuracy, supporting multi-band, high-stability quantitative remote sensing tasks, and providing reliable technical support for precise observation in fields such as ocean monitoring, weather forecasting, and topographic mapping.

The utility model relates to the technical field of zanthoxylum oil production, and provides a spiral dry zanthoxylum squeezing device which comprises a machine table, a squeezing barrel and a motor I. The squeezing barrel is installed at the top of the machine table, the motor I is installed at the rear end of the squeezing barrel, a discharge hopper is arranged at the front end of the squeezing barrel, an oil guide plate is arranged below the squeezing barrel, and an oil storage tank is arranged at the front end of the machine table. The oil storage tank is located below the oil guide plate, a left-right reciprocating assembly is arranged at the bottom of the oil storage tank, and zanthoxylum oil falling on the oil guide plate enters the screen of the built-in frame of the oil storage tank through flow guide. Under the synergistic effect that the electric sliding block drives the oil storage tank to move left and right and the second motor drives the eccentric disc, the ejector block and other structures to move front and back, the screen can filter zanthoxylum oil at different positions. The filtering area and frequency are greatly increased through left-right and front-back shaking, impurities mixed in the zanthoxylum oil can be more effectively removed, and it is guaranteed that the purity of the finally stored zanthoxylum oil is high, and the quality is good.

The invention relates to the field of acquisition and transmission data analysis, in particular to an acquisition and transmission data comparative analysis method based on parameter real-time monitoring. The technical problems that in the prior art, most of collected and transmitted data comparative analysis methods depend on manual data analysis, lack intelligent data processing and exception recognition capabilities, lack advanced algorithm support, incomplete data models and limitation of system architecture, and consequently complex data analysis and processing tasks are difficult to complete automatically are solved; according to the technical scheme, the acquisition and transmission data comparative analysis method based on parameter real-time monitoring comprises the steps that a parameter threshold value and a standard range are set, comparative analysis is conducted on real-time data and historical data, and abnormal points and trend changes in the data are recognized; according to the method, the data is sorted and sorted according to the time sequence, the real-time data and the historical data are compared and analyzed, the influence of interference factors on the data is eliminated through an algorithm model, and the identified abnormal data and trend are analyzed to realize automatic analysis of the data.

The application discloses a system message air interface transmission method, comprising the following steps: determining first indication information, wherein the first indication information is used for indicating whether the network side device has an AI / ML function; and broadcasting a system message, wherein the system message comprises the first indication information. The application also comprises a network side device, a terminal side device, a memory, a processor and a wireless communication system for implementing the method. The application solves the technical problem of blind access of a terminal device, and is especially suitable for a wireless communication scene in which a terminal device supports an AI / ML function.

This invention discloses a well-seismic combined seismic data overlay method, relating to the field of geophysical exploration processing and interpretation technology in oil and gas field exploration. The method includes the following steps: S1, acquiring acoustic and density logging data, calculating the wave impedance curve and converting it to reflection coefficients, selecting a wavelet close to the seismic data, convolving it with the reflection coefficients to form a conventional synthetic record, and performing well-seismic calibration; S2, determining the target wavelet for overlay, and convolving it with the reflection coefficients to form a broadband synthetic record; S3, combining well-side seismic data, conventional synthetic records, and broadband synthetic records to construct a sample set, and balancing the number of samples; S4, expanding the sample set through mutation; S5, establishing a nonlinear relationship for overlay based on the sample set; S6, applying the nonlinear relationship to conventional seismic data to obtain high-resolution seismic data. This invention utilizes the advantages of wide bandwidth of well logging data and seismic frequency bands to enhance high-frequency seismic data and broaden the seismic frequency band, thereby improving seismic resolution.

The utility model relates to the technical field of battery drying, in particular to lithium battery cell disintegrating slag recycling and drying equipment. The water filtering device comprises a shell, an inner water filtering barrel capable of bearing and heating materials is arranged on the shell, the inner water filtering barrel is arranged in an inclined mode and can rotate around the axis of the inner water filtering barrel, and a material inlet and a material outlet are formed by an inclined upper end opening and an inclined lower end opening of the inner water filtering barrel respectively. A shoveling plate which extends towards the inner cavity of the inner water filtering cylinder is arranged at the material inlet, a gap is formed between the shoveling plate and the wall of the inner cavity, and the gap between the shoveling plate and the wall of the inner cavity of the inner water filtering cylinder is gradually reduced in the material conveying direction. The slag drying device can efficiently and uniformly realize the slag drying operation.

The utility model provides a gantry type peanut detection device, which comprises an information acquisition assembly, a detection part of the information acquisition assembly is arranged towards the ground, and the information acquisition assembly is used for acquiring information of peanut plants; the guiding assembly extends in the preset direction, and at least part of the information collecting assembly is movably arranged on the guiding assembly in the extending direction of the guiding assembly; the supporting assembly is arranged on the guiding assembly, the supporting assembly is used for supporting the guiding assembly, the supporting assembly is provided with two supporting pieces, each supporting piece is provided with a first supporting part and a second supporting part, the first supporting part is rotatably arranged relative to the second supporting part, and at least part of the second supporting part is connected with the guiding assembly; through the design of the two groups of spacing-adjustable supporting pieces and the rotatable first supporting part, the device can flexibly adapt to test fields of different scales, and the equipment cost and the occupied space are reduced.

This invention relates to the field of intelligent operation and maintenance technology for new energy power generation and power electronic equipment, specifically a fault diagnosis system for photovoltaic inverter operation anomalies. The system includes: an edge data acquisition and dynamic reconstruction unit that maps discrete time-series data into high-dimensional phase space trajectory data; a topological cross-section feature extraction unit that generates a discrete set of two-dimensional intersection coordinates; a topological fingerprint generation unit that generates a topological fingerprint matrix; a cloud-based topological inference unit that generates diagnostic status results; and an anomaly tracing closed-loop control unit that monitors the diagnostic status results in real time and generates a backtracking lock command when the diagnostic status result is abnormal or suspected of being faulty, triggering the edge controller to stop overwriting the circular buffer and lock the corresponding high-frequency original waveform data. This invention enables resource-constrained microcontrollers to complete feature extraction within microseconds, ensuring the real-time performance of edge-side processing.

The invention relates to the technical field of aerospace transportation, in particular to a vertical take-off and landing single-stage injection repeatable heaven and earth back-and-forth carrying method which comprises the following steps: preparing for vertical boosting launching, and simultaneously finishing all preparations before rocket launching; the vertical boosting launching device releases stored energy and boosts the rocket to accelerate; after boosting launching is completed, the rocket engine is ignited to take off and leave the boosting device; the rocket continuously accelerates to the orbit injection speed and then enters a preset orbit; the rocket is adjusted to be in a tail windward configuration needed by reentry, and the rocket is decelerated to enter a reentry window; a rocket enters the atmosphere with the tail nozzle taper plug outsole as a windward side, and the thermal protection capacity of the taper plug outsole is enhanced through a regeneration cooling structure in the taper plug outsole structure. And the rocket vertically lands to the original boosting launching rack and waits for a re-launching task at the original position. According to the invention, by constructing an integrated vertical take-off and landing, single-stage orbit injection, orbit reentry and in-situ recovery process, high-frequency, low-cost and flight-based operation of a sky-ground back-and-forth carrying task is realized.

The utility model relates to the technical field of light supplementing lamp, concretely is a kind of light supplementing lamp of portable mobile device, including equipment main body, lamp holder, charging head, charging shell and display screen, lamp holder is fixedly connected with the surface of equipment main body, charging head is located inside the internal adaptation of equipment main body, charging shell is fixedly connected with one end of charging head, display screen is fixedly connected on the surface of equipment main body, the surface of lamp holder is provided with protection device, and protection device includes protective cover and adaptation ring.The utility model, by setting protection device, effectively shield dust protection to lamp holder, has played the role of reducing lamp holder damage, in general equipment in mobile use scene, lamp holder is extremely easy to accumulate dust, contaminate water vapor because of exposure in complex environment, these conditions can all interfere with the normal light emitting effect of lamp holder, reduce light supplementing quality, shorten the effective use length of lamp holder, increase the frequency and cost of repair or replacement, the protection device improves the use extension of equipment.

The application provides a wine lees crushing and screening integrated device, and belongs to the technical field of liquor brewing. The device comprises a first crushing mechanism, a mounting plate, a second crushing mechanism, a mounting frame and a screening mechanism. The first crushing mechanism is used for crushing large pieces of wine lees into small pieces of wine lees. The second crushing mechanism is in communication with the first crushing mechanism. The second crushing mechanism is used for crushing the small pieces of wine lees output by the first crushing mechanism into wine lees fragments. The screening mechanism is located below the second crushing mechanism. The screening mechanism is used for screening the wine lees fragments output by the second crushing mechanism. The device is vertically integrated along the material flow direction by the first crushing mechanism, the second crushing mechanism and the screening mechanism. After large pieces of wine lees enter, the wine lees are subjected to primary shearing and crushing and secondary refining and crushing, and the obtained wine lees fragments directly fall into the screening mechanism below for screening. The intermediate transfer equipment is omitted, the process flow is greatly shortened, and one-stop continuous production is truly realized.

The invention relates to the technical field of sensor calibration, in particular to a convenient home-entry type sensor precision calibration method and device, equipment and a storage medium. Comprising the following steps: placing equipment to be calibrated in a target calibration box to establish data interaction connection; acquiring an original preset threshold value of the corresponding acquired data pair and the corresponding concentration environment in each concentration environment; calculating drift data corresponding to each concentration environment according to the equipment collection concentration in the same concentration environment and an original preset threshold value of the corresponding concentration environment; collecting temperature and humidity data in each concentration environment, and combining with a preset compensation coefficient of the corresponding concentration environment to obtain a temperature and humidity compensation value corresponding to each concentration environment; and according to the temperature and humidity compensation value and the drift data in the same concentration environment, updating an original preset threshold value of the corresponding concentration environment, and realizing precision calibration of the to-be-calibrated equipment. According to the invention, the portable home-entry calibration box is constructed, so that the precision calibration process can be completed on site by a user, and the calibration cost is remarkably reduced.

This invention relates to the field of medical device technology and discloses a visual respiratory secretion negative pressure suction device, comprising: a collection bottle made of transparent material with a visible cavity, the top of which is provided with an air inlet and an air outlet for establishing a negative pressure passage and observing the secretion collection status in real time; and a switchable connector detachably connected to the air inlet, constituting an integrated dynamic tube diameter control unit, including a central seat and a rotary switching plate arranged coaxially. The central seat is provided with multiple sets of first through-holes along the axial direction, and the flow cross-section of each set of first through-holes decreases in a stepped manner. This device significantly improves the precise matching capability of secretion drainage. By using the selection of the suction tube diameter as a pre-forced step and forming a physical cascade match with the multiple sets of first through-holes in the switchable connector that decrease in a stepped manner, secretions of different viscosities can be drawn out under optimal flow resistance conditions.