10results about How to "Reduce misreading rate" patented technology

The invention discloses a solid state disk data reading method and system, a storage medium and a program product, and the method comprises the steps: calculating a temperature change rate and a temperature accumulation effect coefficient of a to-be-read data block according to a current temperature value and a historical temperature record; dividing the physical page address into a plurality of subintervals, and determining a loss level; calculating an initial reading voltage threshold value; compensating the initial reading voltage threshold value to obtain a target reading voltage threshold value; performing parallel reading on the to-be-read data block by adopting the target reading voltage threshold value to obtain original reading data; performing crosstalk correction on the original read data to obtain corrected data; when the reliability verification result of the corrected data of any subinterval is lower than a preset threshold value, error correction processing is carried out; and updating the loss level of the sub-interval according to the verification result of the reliability verification, and re-dividing the sub-interval of the data block to be read. The data reading delay is reduced, and the performance of the solid state disk in a scene of frequently reading small files is improved.

The invention provides a cold-rolled steel coil identification information automatic identification method and system. Visualization and electronization of cold rolling coil information are achieved through the radio frequency composite electronic tag, and the reliability and pollution resistance of the information are improved. The radio frequency identification and reading device is adopted, automatic identification and reading of cold rolling coil information are achieved, traditional manual operation is avoided, and working efficiency is improved. And the system has an abnormity warning function and can give out a warning in time when the cold rolling coil number is abnormal, so that the intelligence and the management efficiency of the system are improved. According to the method, the identification and identification problems of the cold-rolled coils in the logistics transportation process are effectively solved, the labor intensity and the error rate of workers are reduced, and the operation efficiency of places such as warehouses and storage yards is improved.

The utility model relates to the technical field of steering systems, in particular to a rapid detection device for a material box. A rapid detection device for a material box comprises a front-back translation cylinder and an up-down movement cylinder, and is characterized in that the front side of the up-down movement cylinder is connected with the front-back translation cylinder through a cylinder connecting plate I, the top of the front-back translation cylinder is connected with a sensor connecting plate I, and the sensor connecting plate I is connected with a plurality of contact type sensors I; the rear side of the up-and-down moving air cylinder is connected with a second sensor connecting plate through a second air cylinder connecting plate, and the second sensor connecting plate is connected with a plurality of second contact type sensors. Compared with the prior art, the rapid detection device for the material box has the advantages that the reliability and the flexibility of detection positions of various material boxes are ensured through a specific structure, the misreading rate is reduced, and the input cost of a production line is reduced.

The invention relates to the technical field of power equipment information management devices, and discloses a power equipment information management device based on a two-dimensional code recognition technology, which comprises a machine shell, a two-dimensional code scanner is slidably connected to the inner wall of the left side of the machine shell, and an information display is fixedly connected to the top of the machine shell. A gate is fixedly installed on the front side of the machine shell, and heat dissipation openings are formed in the two sides of the machine shell. According to the subway passenger two-dimensional code scanner, two-dimensional codes of subway passengers are recognized, the motor drives the scraping rod to move to scrape a screen of the two-dimensional code scanner, impurities and dust are prevented from remaining on the screen during code scanning, the clean screen can ensure that the light reflection and contrast ratio of the two-dimensional codes are optimal, and therefore the misreading rate is reduced, and the working efficiency is improved. The service life is prolonged, the user experience is improved, the sliding cover is closed by hand for protection, the screen is prevented from being damaged, cleaning work is reduced, and visibility and privacy protection are improved.

The invention discloses an intelligent checking vehicle control system and checking method for a stereoscopic warehouse, and the system comprises a four-direction moving chassis, a data processing and transmission module, a power supply and battery management module, and an ultrahigh frequency RFID recognition system. The ultrahigh-frequency RFID identification system comprises an antenna array consisting of four groups of ultrahigh-frequency antennas of which the angles can be independently adjusted, and an RFID reader-writer connected with the antenna array; the four-way mobile chassis is in communication connection with a path planning and navigation module, and the path planning and navigation module plans a driving path for the four-way mobile chassis based on a pre-established warehouse digital twin model and sensor data; a charging contact of the autonomous charging module is arranged on the four-direction moving chassis; the data processing and transmission module is in communication connection with the ultrahigh frequency RFID identification system, the path planning and navigation module and the autonomous charging module; and the power supply and battery management module supplies power to the system. The problems that in the prior art, efficiency is low, recognition is limited, and algorithm adaptability is poor are solved.

This application relates to an antenna deployment method, apparatus, computer equipment, and storage medium. The method includes: acquiring operating parameter data of each component in a radio frequency identification (RFID) system; wherein the components include antenna clusters and electronic tags; the antenna clusters include at least two antennas forming a through-beam architecture; determining the target distribution layout of each antenna based on the operating parameter data; wherein the target distribution layout includes the target antenna angle and target antenna spacing between antennas in each antenna cluster; establishing a spatial energy distribution model based on the target distribution layout; and determining the target electric field intensity after the interference superposition of the radiation fields between each antenna in the antenna cluster based on the spatial energy distribution model. Thus, by optimizing the layout of multiple antenna clusters, the directivity of the main beam can be effectively controlled, sidelobe radiation reduced, and the misread rate to adjacent areas lowered; by employing a through-beam architecture or multi-antenna collaborative operation, electronic tags can be covered from different angles.

The present invention relates to a phased array RFID access control system and an automatic entry and exit identification and judgment method, belonging to the field of warehouse management and security technology, including a microwave radar module and a phased array RFID reader-writer system; the microwave radar module is used to detect a target object, the microwave radar module detects the target object and triggers the phased array RFID reader-writer system to work; the phased array RFID reader-writer system identifies the target object and judges the entry and exit status through beam scanning, when the target object moves within the beam scanning range of the phased array RFID reader-writer system, the phased array RFID reader-writer system judges the entry and exit status of the target object by comparing the positions of the target objects identified by different beam scanning. The present invention adopts a microwave radar module to detect the target object, and uses a phased array RFID reader-writer system to perform beam scanning and identification on the target object and judge the entry and exit status of the target object through a dynamic beam switching mode, thereby reducing costs, improving recognition rate and reducing misreading rate.

The utility model relates to the field of indicating lamp, and disclose a circular indicating lamp with cross light bar, including base, light bar installation cavity and bicolour light bar structure, and the base is connected with light bar installation cavity through screw thread and is matched magnetism adsorption and realizes firm assembly, inside is equipped with the symmetrical distribution's electric contact, and the red and green light bar forms the stable'X'cross layout through the unique mechanical connecting mechanism, wherein the red light bar is equipped with the spring -loaded joint component, and the green light bar is equipped with the spherical connecting piece, and both cooperation realizes accurate positioning and reliable connection, and the lamp body shell adopts double -layer light -transmitting structure, and the outer layer is wear -resistant protective layer, and the inner layer is light ray softening layer, and cooperation sealing ring forms dustproof waterproof barrier, the utility model realizes state indication through the alternate bright of bicolour light bar, and the red'X'indicates the dangerous state, and the green'X'indicates the normal state, has the characteristics such as high discernibility, indicating intuition, has reasonable structure, high reliability, long service life etc.

The utility model discloses an RFID label detection device which comprises a detection base, the detection base is provided with a detection mechanism, the detection mechanism comprises a main control board, the main control board is connected with a plurality of sensors, the sensors are electrically connected with the main control board through wires and radio, the detection base is provided with a segmentation mechanism, and the segmentation mechanism is connected with the main control board. The sectioning mechanism comprises sectioning push rods movably arranged on the detection base, the sectioning push rods are located on the two sides of the detection base, and the sectioning push rods block materials on the detection base in the stretching-out state; through the structural design of the segmentation mechanism, materials are accurately controlled to enter a detection area one by one, overlapping of multi-label signals is avoided, the misreading rate is reduced, meanwhile, unqualified materials can be rapidly removed, early warning is conducted on abnormity through sound-light alarm, and manual intervention is reduced.

The invention relates to the field of medical detection, and particularly discloses a fluorescence immunoassay device which comprises a reagent card, the reagent card is provided with a positioning area and a coding area, the positioning area is internally provided with at least two positioning holes, the longitudinal section of each positioning hole is a trapezoid with a wide outside and a narrow inside, and the positioning area is located on the lower surface of the reagent card; a plurality of identification holes are formed in the coding area, and the longitudinal section of each identification hole is a trapezoid with a wide outer part and a narrow inner part; the coding region is positioned on the side surface of the reagent card; a slide rail is arranged at the bottom of the support, the slide rail is fixedly connected with the support, a card carrying frame is arranged on the slide rail, the card carrying frame is connected with the slide rail in a sliding mode, and a positioning boss used for being matched with the positioning hole to achieve reagent card positioning is arranged on the upper surface of the card carrying frame; an identification part is arranged on the side face of the support and comprises a mounting plate and an electromagnetic telescopic part. According to the scheme, the information of the reagent card can be conveniently read, and the influence of exogenous pollutants on fluorescence signal detection can be avoided.