1190 results about "Start signal" patented technology

The invention relates to the technical field of integrated circuit test and calibration, and discloses a chip test and calibration method and a chip tester. The chip test calibration method is applied to a chip test module and specifically comprises the following steps that S101, a starting signal sent by a user terminal is received, environment initialization operation is executed, and after initialization is completed, a system automatically enters a standby mode and waits for an external trigger signal or a user instruction; and S102, synchronously capturing input and output signal waveforms of the tested chip at a preset sampling frequency through a high-precision current sensor and a voltage sampling circuit. Through a dynamic parameter acquisition and real-time compensation technology, a voltage reference error is effectively reduced, the temperature control precision is superior to + / -0.3 DEG C, signal distortion caused by environmental interference is effectively inhibited, a multi-dimensional calibration model is combined with time domain, frequency domain and statistical characteristic analysis, nonlinear errors and system drift can be dynamically corrected, and the system performance is improved. And the attenuation error of a test signal transmission path is lower than 0.02 dB.

The invention provides a floating-point number calculation circuit, a floating-point number calculation method, a storage medium and electronic equipment, and relates to the technical field of computers. In the circuit, a mantissa calculation module is used for executing multiplication of two floating-point number mantissas to obtain a product mantissa when a floating-point number operation starting signal is received; the leading zero detection module is used for responding to the floating-point number operation starting signal and performing leading zero detection on the mantissa of each floating-point number to obtain a leading zero estimation result of the product mantissa; the normalization processing module is used for executing product mantissa displacement control and index adjustment based on the leading zero estimation result to obtain a mantissa operation result and an index operation result; and the result output module is used for outputting a floating-point number product result based on the mantissa operation result and the index operation result. The length of the floating-point number multiplication calculation path can be effectively shortened, and the floating-point number calculation efficiency is improved.

The embodiment of the invention provides a chip design verification method and a related device. The chip design verification method comprises the steps of obtaining a to-be-tested chip design and executing the to-be-tested chip design; in the process of executing the to-be-tested chip design, when it is detected that a current transaction processed by the to-be-tested chip design generates blocking delay due to input blocking conditions, if it is determined that the blocking delay exceeds the upper limit of the preset blocking period number, the blocking delay caused by the input blocking conditions is relieved, and the current transaction continues to be processed; in the process of continuing to process the current transaction, if it is detected that the current transaction generates transaction processing delay due to a non-input blocking condition and it is determined that the transaction processing delay exceeds a preset delay upper limit, an error indication is returned; wherein the transaction processing delay is the time difference between the moment when the starting signal of the current transaction is valid and the moment when the completion signal is valid. Through transaction processing delay detection, omission of scenes with problems in the chip can be avoided, and comprehensiveness of problem detection is enhanced.

The invention discloses a medical consumable use compliance monitoring method and system based on the Internet of Things, and relates to the technical field of medical Internet of Things consumable intelligent supervision and risk prevention and control, and the method comprises the steps: S1, continuously collecting the temperature and humidity data of a medical consumable storage region through an environment sensor, and generating an environment state signal; s2, identifying the electronic tag information of the operated consumable through an RFID reader-writer, and generating a consumable identity signal and a verification signal; s3, receiving the environment state signal, the consumable identity signal and the authorization verification signal by the central processing platform, and matching the signals with a pre-stored compliance rule base in real time; s4, generating a compliance execution signal to trigger the intelligent cabinet to unlock the consumable or generating a secondary violation alarm signal and freezing the consumable access authority; and S5, the consumable package unsealing state is monitored through a weight sensor, and a use starting signal is formed. The medical consumable use compliance monitoring method and system based on the Internet of Things can solve the problem of lack of real-time compliance monitoring in the medical consumable use process.

The invention provides a UCIe-based data transmission method, a storage medium and an artificial intelligence chip. The data transmission method comprises the following steps: communicating with a second core particle through a first core particle; receiving a bypass receive data signal and a bypass receive clock signal from the transmit module of the first core particle through the receive module of the second core particle; the serial-to-parallel conversion module is used for transmitting the bypass receiving data signal and the bypass receiving clock signal to the second core particle through the receiving module; counting the bypass receiving clock signal through a serial-to-parallel conversion module to obtain a bypass receiving frame count value, and sampling a bypass receiving data signal according to the bypass receiving frame count value; a serial-to-parallel conversion module decides to count a bypass burr removal count value according to a bypass burr removal counter starting signal; and when the bypass glitch removal count value is equal to the bypass glitch removal counter threshold value, resetting the bypass receiving frame count value through the serial-to-parallel conversion module. According to the invention, good data transmission quality among the core particles can be realized.

The invention discloses a partition refresh circuit and a refresh control method thereof, a display panel and display equipment, and relates to the technical field of display, the circuit comprises a plurality of cascaded gate driving modules, each gate driving module comprises a gate scanning unit and a refresh selection unit, a direct-current potential signal accessed to a direct-current voltage end by the grid scanning unit under the driving of a previous-stage scanning signal is transmitted to the refresh selection unit, the refresh selection unit is triggered to access a data memory signal provided by a data signal end, and a refresh starting signal acting on a refresh starting end is determined according to the data memory signal; and triggering the gate scanning unit to output a dynamic refreshing signal line by line from the initial pixel line so as to perform partition refreshing operation on all the pixel lines of the dynamic refreshing partition, and stopping the partition refreshing operation according to a reset signal of a reset end until the gate scanning unit scans to the final pixel line of the dynamic refreshing partition. Independent refresh rate control of different areas of the screen is realized to reduce the display power consumption of the screen.

The embodiment of the invention provides a zero point learning method and device for a braking system, and relates to the technical field of motor control, and the method comprises the steps: obtaining a starting signal of braking voltage buildup zero point learning, the starting signal of braking voltage buildup zero point learning being generated based on vehicle power-on or vehicle power-off; the motor controls the piston to move forward from a target position by adopting a set moving method, the forward direction is the direction of the brake disc relative to the piston, and the set moving method is used for controlling the speed change of the piston; in the moving process, motor movement data of the motor are collected, real-time change data of the motor movement data are analyzed, if the real-time change data meet the set movement condition, the current position data, corresponding to the real-time change data, of the piston serves as the braking zero point, and the set movement condition is that when the motor passes through the braking zero point in the movement process, the current position data of the piston is changed into the braking zero point. The generated empirical data is obtained. According to the method, zero point learning and correction can be flexibly and conveniently carried out, and the driving safety is improved.

An emission driver is disclosed. The emission driver includes a Q node controller configured to control a voltage at a Q node by applying a start signal, a carry signal, or a high-potential driving voltage to the Q node responsive to a first clock signal, a QB node controller configured to control a voltage at a QB node by applying the high-potential driving voltage or a low-potential driving voltage to the QB node responsive to the first clock signal, an output buffer configured to output the high-potential driving voltage or the low-potential driving voltage to the corresponding emission line responsive to the voltages at the Q node and the QB node, and a pump controller configured to change the voltage at the Q node according to a second clock signal while the emission signal is output at a turn-on level responsive to the start signal or the carry signal.

The invention relates to a glass capillary microscopic flaw detection method and system, and relates to the field of material nondestructive testing, and the method comprises the following steps: collecting a capillary detection signal; when the capillary detection signal is consistent with the detection starting signal, collecting a capillary serial number; determining a sound detection number according to the capillary number; obtaining a standard reaction characteristic based on the capillary serial number and the sound detection serial number; generating and transmitting a corresponding sound wave signal to the capillary tube based on the sound detection number, and collecting sound reaction characteristics; when the sound reaction characteristics are inconsistent with the standard reaction characteristics, controlling vibration auxiliary equipment to apply auxiliary vibration to the capillary tube, and collecting post-vibration sound reaction characteristics; if the post-vibration sound reaction characteristics are inconsistent with the sound reaction characteristics, a capillary tube cleaning prompt is reported; if the after-vibration sound reaction characteristics are consistent with the sound reaction characteristics, capillary tube defect prompts are reported. The method has the effect of improving the detection accuracy of the glass capillary.

According to the refresh rate adjusting circuit and the display panel provided by the invention, the refresh starting module is arranged to output the starting signal to the gate driving circuit, so that the gate driving circuit can perform scanning signal re-output based on the starting signal besides default scanning signal output; therefore, the refresh rate of the pixel row corresponding to the gate drive circuit can be improved, and meanwhile, the refresh ending module is arranged to stop the improvement of the refresh rate, namely, the refresh starting module and the refresh ending module are used for realizing the selection of the refresh rate improvement area, so that the refresh rate improvement efficiency is improved. The selection for improving the refresh rate can be carried out on the region in the picture according to actual requirements; in order to realize resetting of re-refreshing, a refreshing and resetting module is arranged, so that the complete steps of starting, transmitting and ending in the re-refreshing process are realized, the refresh rate of partial areas in the display picture is improved, and the setting of different refresh rates of different areas in the display picture is realized.

The embodiment of the invention provides a display module, a driving method thereof and electronic equipment, relates to the technical field of electronics, and is used for designing a low-power-consumption display module. When the display module is designed, a driving circuit in the display module is set to comprise a first driving sub-circuit and a second driving sub-circuit which can be independently driven. During local display, grid starting signals corresponding to the first driving sub-circuit and the second driving sub-circuit are independently fed in. For example, the first driving sub-circuit supplies an effective grid starting signal, and the second driving sub-circuit supplies an invalid grid starting signal, so that independent driving of the first driving sub-circuit and the second driving sub-circuit is realized. On the basis, the clock signal corresponding to the first driving sub-circuit is overturned at a normal frequency, and the clock signal corresponding to the second driving sub-circuit is not overturned or overturned at a reduced frequency, so that different feeding of the clock signals is realized, and the power consumption of the display module is reduced.

The invention discloses a combined machining system with five-axis linkage control and four-spindle independent control functions. The combined machining system integrates high-precision combined CNC machining equipment, an AGV (automatic guided vehicle) logistics device and an MES (manufacturing execution system). According to the system, four high-speed main shaft units are arranged in parallel in the X-axis direction, an inclinable workbench is independently installed in front of each main shaft unit, and the system has the functions of inclining by + / -110 degrees and rotating by 360 degrees. Each workbench is provided with a center pressing type circular quick-change clamp adapter, and a 3D identification mark is embedded into each workbench so that the AGV logistics device can automatically identify and replace the center pressing type circular quick-change clamp adapter. According to the system, an MES instructs the AGV to enter a standby state in advance through an M330 forecast signal output by the CNC, then after automatic cleaning and door body opening operation are sequentially executed, the AGV enters equipment to complete clamp replacement, real-time communication among the MES, the CNC and the AGV is achieved on the basis of an OPC-UA protocol in the whole process, and the MES issues a Cycle Start signal only when all working conditions are met, so that the high-speed unmanned continuous machining process is ensured.

The invention discloses a blind area sensing and control method, device, equipment and system based on multi-view collaboration and a vehicle. The method comprises the following steps: receiving first environment image information from an all-round camera group; a steering signal, a steering wheel angle and a vehicle speed are received from a vehicle chassis system, a starting signal is sent to the oblique rearview camera on the corresponding side according to the steering signal, and second environment image information of the oblique rearview camera is received; adjusting a user interested area in the second environment image information according to the steering wheel angle and the vehicle speed; constructing a top view of the surrounding environment of the vehicle according to the first environment image information and the image information in the region of interest of the user, and determining target obstacle information according to the top view; calculating the collision time of the target obstacle and the vehicle according to the target obstacle information and the driving track of the vehicle; when the collision time is within a preset early warning range, an alarm signal is sent; and when the collision time is within a preset active intervention range, sending an active intervention signal. And the safety in a complex and changeable road scene can be improved.

The invention discloses an ultra-wideband circulator based on a periodic modulation topology circuit, and belongs to the technical field of microwave and radio frequency nonreciprocal circuits. The working bandwidth range of the circulator is widened, and non-reciprocal transmission is achieved through non-magnetic materials. A time sequence control unit is respectively connected with a Floquet topology circuit layer, a clock signal driving module, a reset signal driving module and a start signal driving module; the Floquet topology circuit layer is respectively connected with a first coupling port, a second coupling port and a third coupling port; the other ends of the first coupling port, the second coupling port, the third coupling port, the clock signal driving module, the reset signal driving module and the starting signal driving module are respectively grounded; the Floquet topology circuit layer adopts a six-layer parallel network structure, and each layer of network structure comprises a coupling capacitor and three N-type MOSFET (Metal-Oxide-Semiconductor Field Effect Transistor) switches. The advantages of the switched capacitor structure are utilized, and the signal processing capacity which is high in integration level, small in size and capable of breaking through delay-bandwidth limitation is achieved.

A display device can include a display panel with a plurality of sub-pixels disposed therein, and a gate driving circuit configured to output a gate signal to the plurality of sub-pixels. The gate driving circuit includes a pull-up transistor controlled by a voltage level of a Q-node, a pull-down transistor configured by a voltage level of a QB-node, a dual carry circuit configured to output a forward carry signal in accordance with the voltage levels of the Q-node and the QB-node in forward driving and output a backward carry signal in accordance with the voltage levels of the Q-node and the QB-node in backward driving, and a clock input circuit configured to apply a forward clock signal to the Q-node when a forward start signal is input and apply a backward clock signal to the Q-node when a backward start signal is input.

The invention relates to a method for visually correcting a running posture and a running machine thereof, and relates to the technical field of fitness equipment, and the method comprises the following steps: step 100, collecting a starting signal of the running machine; step 101, acquiring a running posture image of a user; step 102, identifying foot feature points from the running posture image; step 103, determining a grounding part based on the foot feature points; step 104, when the grounding part is consistent with a preset reference part, determining an overturning angle based on the foot feature points; and step 105, if the overturning angle exceeds a preset overturning interval, generating and displaying a running posture correction suggestion according to the running posture image and a preset reference part. The running posture correction method and device have the advantages that the pertinence of running posture correction is improved, and the running posture of the user can be accurately recognized.

According to the method, PCIe extended storage equipment is identified by responding to a system starting signal, and initialization and address mapping control logic is executed to construct a first address space addressable by a GPU (Graphics Processing Unit); then, loading model data according to an AI task instruction, and dynamically dividing hot, warm and cold multi-level data popularity levels by monitoring memory access frequency; a migration data block is generated based on the popularity level, a migration data flow is organized and verified through priority scheduling logic, and intelligent data scheduling between extended storage and a GPU video memory is achieved; finally, the resources are released after the task is completed. Therefore, dynamic expansion of the physical video memory capacity is effectively achieved, large-scale AI model localization training is met, dependence on a high-end GPU chip is remarkably reduced, and data safety and system economy are improved.

The invention relates to a narrow-band interference filtering method and device based on an HPLC (High Performance Liquid Chromatography) chip, and belongs to the technical field of power line carrier communication. When pulse processing is carried out on a signal, AGC / DAGC processing is paused if a narrowband interference detection starting signal is detected, a narrowband interference detection module calculates a narrowband interference frequency point by using the signal of which the AGC / DAGC processing is paused, and a filter coefficient used by a narrowband interference elimination module is determined based on the narrowband interference frequency point; and the narrowband interference elimination module carries out narrowband interference elimination processing according to the determined filter coefficient. Wherein the AGC / DAGC processed signal is paused when the signal participating in the calculation of the narrowband interference frequency point is subjected to pulse processing, so that signal fluctuation caused by AGC / DAGC processing is avoided, the calculation accuracy of the narrowband interference frequency point is improved, and the narrowband interference filtering effect is ensured.

The invention relates to the technical field of state data monitoring, in particular to an AI management and control terminal multi-source state data acquisition and processing system which comprises a channel coupling detection module, a signal time sequence alignment module, a state trend organization module, a jump path locking module and a state response result generation module. According to the method, the channel response trend is judged through the impedance change direction, the passing channel and the limited channel can be continuously divided, a unified initial signal set is formed in combination with triggering time sequence alignment, the channel change direction is extracted under the state of consistent time, and the cooperative change relation is recognized; a stable path structure is constructed based on a synchronous trend in a continuous period, and is correspondingly associated with a terminal task structure, so that channel state evolution, trend trend and a control target form continuous connection, and the collaborative adaptation capability of multi-source state data in three dimensions of spatial distribution, time process and trend change is enhanced; and the direction aggregation of channel screening and the task integrating degree of control response are improved.

The invention discloses a method for improving Buck light load efficiency, which can prevent pseudo CCM operation and can keep high light load efficiency even under a large duty ratio, and comprises the following steps: after soft start of a Buck converter is completed, an enable signal at the end of soft start sets an RS trigger U3 to be in an active state, and if an inductive current zero-cross detection trigger signal rises, the RS trigger U3 is in a non-active state, the RS trigger U3 is in a non-active state, and if the inductive current zero-cross detection trigger signal is in a non-active state, the RS trigger U3 is in a non-active state. When the high-end switch and the synchronous low-end switch are switched on, the setting end input of the RS trigger U3 is triggered, a switch starting signal output by the RS trigger U3 is set at the beginning of each switching period, the switch starting signal controls the constant on-time generator to modulate the charging current or capacitance so as to prolong the time of simultaneously switching off the high-end switch and the synchronous low-end switch, and when the synchronous low-end switch is switched on, the synchronous low-end switch is switched off. And the reset end of the RS trigger U3 inputs an output signal of the constant on-time generator to trigger the RS trigger U3 to reset.

The invention discloses a silo internal state monitoring method and an adjustable experiment device, and relates to the technical field of vertical silos, the silo internal state monitoring device comprises a silo body and a silo bottom, the silo body and the silo bottom are connected through a flange plate, a tray is arranged in the silo body, a weight is arranged above the tray, and the lower portion of the tray is in contact with bulk materials placed in the silo body. And circular grooves are formed in the wall surfaces of the bin body and the bin bottom. The detection method comprises the steps that S1, the bottom opening of the conical bin bottom is closed, materials enter the bin body through the upper opening of the bin body to be stacked, and the tray is placed on the top faces of the materials; s2, after the materials are stacked, an acoustic emission acquisition device and a pressure acquisition device are turned on to prepare to start to acquire signals; s3, a bottom opening of the conical bin bottom is opened, and sound signals and pressure signals are collected till discharging is completed; and S4, after discharging is completed, collection of the sound signals and the pressure signals is stopped. According to the invention, the fluctuation difference between the sound signal and the pressure signal is collected, and the signal characteristics are analyzed to characterize the material flow state in the adjustable silo.

In one aspect, a display device includes a plurality of stage circuits configured to output gate signals to gate lines in response to a gate clock signal. Each stage circuit includes an output unit configured to output a first level voltage or a second level voltage to one of the gate lines according to a corresponding voltage at a Q node and a QB node; an input unit configured to control a voltage at a Q1 node according to a gate start signal or a carry signal output from a previous stage circuit in response to the gate clock signal; a Q node controller configured to control the voltage at the Q node according to the voltage at the Q1 node; and a QB node controller configured to control the voltage at the QB node according to the voltage at the Q1 node and the voltage at the Q node.

The invention relates to the technical field of intelligent monitoring, in particular to an intelligent monitoring system and method for pipe jacking construction, and the system comprises a signal synchronization module, a data screening and calibration module, a posture monitoring module, a rate comparison module and a risk mapping module. And the sampling rhythms of the two types of sensors under the unified time-base pulse are compared. According to the method, time pairing and trigger correction means are introduced in a collection link, it is guaranteed that multiple types of parameters form a continuous chain at a unified moment, abnormal points are eliminated and a monitoring foundation is stabilized by means of data screening correction and integrity correction, and the recognition precision of independent attitude offset is enhanced by combining linkage judgment of attitude and stress parameters; and the dynamic characteristics of the trajectory offset are revealed through a trend rate comparison means, a risk sequence is output in a hierarchical mapping mode, and timely identification and hierarchical management and control of the offset risk in pipe jacking construction are achieved.

The invention relates to a vehicle control method and a vehicle, and belongs to the technical field of vehicle-mounted sensors, and the vehicle control method comprises the steps that the state of a vehicle-mounted host is monitored to obtain a power-off dormancy signal and a power-on starting signal; in response to the power-down dormancy signal, a software development kit of the vehicle-mounted infrared sensor executes a release operation and clears state flag information, and the state flag information is used for caching a shutter request to be processed; in response to the power-on starting signal, the vehicle-mounted infrared sensor executes an initialization process; after it is judged that the vehicle-mounted infrared sensor completes the initialization process based on a first judgment condition, if it is judged that a manual shutter triggering condition is met based on a preset polling condition, a manual shutter instruction is sent to the vehicle-mounted infrared sensor; and the vehicle-mounted infrared sensor executes the manual shutter instruction to correct the vehicle-mounted infrared sensor.

An example automatic kitchen cleaning system includes a control box configured to, in response to receipt of the start signal to initiate the first cleaning operation of the cooking range exhaust system, causing the first detergent and water to be mixed in a reservoir at the first target mixing ratio for form the first cleaning solution. The control box is further configured to, in response to receipt of the start signal to initiate the second cleaning operation of the waste conduit, causing the second detergent and water to be mixed in the reservoir at the second target mixing ratio to form the second cleaning solution.

A physiological information display apparatus includes a reception unit configured to receive a start signal and an end signal, the start signal indicating a start timing of a treatment for a subject, the end signal indicating an end timing of the treatment, a calculation unit configured to calculate a moving average value of a pulse wave transit time of the subject, a hemodynamic parameter of the subject, using the calculated moving average value, and a change rate of the hemodynamic parameter in a period from the start timing to the end timing, based on the start signal and the end signal received by the reception unit, and a display controller configured to output, to a display, the change rate calculated by the calculation unit.

The invention belongs to the technical field of riding protection equipment, and particularly provides a riding protection method based on AI and multi-source data analysis, and the method comprises the steps: obtaining current environment data; acquiring attitude data and image data acquired by an attitude analysis module and an image acquisition module in real time; inputting the current environment data, the posture data and the image data into an AI analysis model to calculate a current danger level; if the current danger level reaches a preset threshold value, a warning signal is sent to an interaction module of a user, and the threshold value change of the current danger level is obtained in real time; if the threshold value of the current danger level is continuously increased, the warning signal is upgraded, and a protection pre-starting signal is sent to the protection module, so that the protection module enters a warning state; the attitude data acquired by the attitude analysis module is acquired in real time, and when it is detected that the attitude data exceeds a preset threshold value, the protection module is triggered to be started. And the protection module is triggered to perform active protection by analyzing the attitude data, so that the protection level of the rider is improved.

The invention relates to a generation power control method, device and equipment of a slope type gravity energy storage system, a storage medium and a program product, and relates to the technical field of gravity energy storage. By adopting the method, the flexibility of the output power of the slope type gravity energy storage system can be improved. The method comprises the following steps: determining power generation distribution power of each current available power generation unit according to a total power generation power instruction and the number of the current available power generation units; according to the power generation influence factors and the power generation distribution power, the target speed per hour of the truck in the constant-speed gliding stage is determined; according to the target speed per hour and a preset acceleration condition of the truck, the accelerated gliding time of the truck is determined, and according to the accelerated gliding time, the decelerated gliding time of the truck is determined; and in response to a power generation starting signal for the slope type gravity energy storage system, according to the target speed per hour, the accelerated gliding time and the decelerated gliding time, multiple batches of trucks in each current available power generation unit are controlled to glide on the high-altitude platform of the current available power generation unit in sequence.

The invention discloses a system-on-chip supporting data communication and a data communication method and equipment, and relates to the technical field of controller local area networks. The system comprises a data buffer, a direct memory access controller and a processor; the data buffer is used for generating a starting signal in response to the received first data frame; the direct memory access controller is used for reading a current descriptor in a plurality of descriptors from a descriptor memory area of the memory in response to the starting signal; reading the first data frame from the data buffer area according to the current descriptor, and writing the first data frame into the data buffer area of the memory; in response to the fact that the first interrupt is in the enabled state, generating a first interrupt signal after the first data frame is written into the data buffer area; and the processor is used for reading the first data frame from the data buffer area in response to the first interrupt signal. The system can solve the overflow problem of the data buffer in a high-load scene, reduces the risk of data frame loss, and improves the real-time performance and reliability of the system.

A gate driver on array (GOA) circuit includes a first GOA unit. The first GOA circuit includes a first pull-up control module that includes a first transistor, having a gate receiving a control signal, a source receiving a starting signal, and a drain electrically connected to a first node. When the first transistor is turned off, a voltage level of the gate of the first transistor is lower than a voltage level of the source; the source of the first transistor is an end for signal inputting; and the drain of the first transistor is an end for signal outputting.