6results 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 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 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.