9results about How to "Avoid accidental switching" patented technology

The invention relates to the field of lamps, and discloses a combined wiring-free lamp driving device which comprises a lower shell, an upper shell, a communicating assembly, an adjusting assembly, a protection assembly, a locking assembly and a connecting assembly. The lower shell and the upper shell are combined through the connecting assembly to form a complete shell; the communication assembly is arranged on the inner wall of the lower shell and used for achieving signal connection. The adjusting assembly is arranged on the inner wall of the upper shell and used for controlling on-off of the communicating assembly. The protection assembly is arranged on the inner wall of the lower shell and used for preventing the adjusting assembly from being accidentally triggered. And the locking assembly is arranged on the upper surface of the upper shell. Signal transmission is realized through plugging cooperation of the adapter and the circuit board, complex wiring is not needed, the installation process is greatly simplified, connection of joints of different models can be realized, the upper and lower shells are rapidly clamped and fixed through the buckles and the clamping grooves, the disassembly is convenient, the assembly can be independently replaced when damaged, and the maintenance cost is reduced.

This invention relates to the field of smart gateway technology, specifically disclosing an artificial intelligence-based smart gateway optimization method. The method involves initializing channel quality estimation parameters and setting an uncertainty threshold; sending probe frames to candidate channels during idle periods of service data, and receiving response results as quality samples; extracting received signal strength indication values ​​from the samples and assigning a probe confidence coefficient; updating the quality estimation parameters with weighted probe results using Bayesian inference; calculating the expected performance value of each channel based on the updated parameters; generating a switching command when the cumulative number of times the current channel is continuously inferior to the best candidate channel reaches a threshold and the performance difference exceeds an uncertainty threshold; executing channel switching and resetting the cumulative count; and dynamically adjusting the subsequent probe frequency according to the service load. This invention enables adaptive channel optimization while ensuring service continuity, improving the communication reliability of smart gateways in complex environments.

The invention relates to the technical field of optical fiber communication, and discloses an ultra-low time delay optical fiber channel protection switching method and device, and the method comprises the steps: carrying out the sampling and photoelectric conversion of optical signals of a main optical fiber channel and a standby optical fiber channel, and generating an optical power sampling value; performing real-time filtering and calculation on the main optical power sampling value through a hardware acceleration circuit to obtain a main optical power real-time value, and comparing the main optical power real-time value with a dynamic first optical power threshold value; when the real-time value of the main optical power is lower than a dynamic first optical power threshold value, a switching control signal is generated in a single clock period through a hardware acceleration circuit, and is output to the MEMS optical switch array in a high-speed differential electric signal form; and the MEMS optical switch array switches an optical path according to the control signal, and switches the service from the main optical fiber channel to the standby optical fiber channel in a ready state. The device is an entity used for executing the method. According to the invention, the time delay of fiber channel protection switching can be reduced.

The invention discloses an FTTR networking optimization method and system based on a WIFI TOF ranging technology, and a medium, and relates to the technical field of FTTR networking. The method comprises the following steps: executing WIFI TOF distance measurement, and measuring the distance from a main gateway to each sub-gateway and the distance between the sub-gateways; the method comprises the following steps: periodically scanning the interference intensity of each working channel through a main gateway, then executing a channel strategy based on a position, allocating non-overlapping channels to nodes which are close to each other, and dynamically multiplexing low-interference channels to nodes which are far from each other; when the wireless terminal accesses the network, the main gateway acquires the distance between the wireless terminal and each node in real time through TOF ranging, and switches the nodes connected with the wireless terminal according to the triggering condition, so that the terminal is instantly associated with the optimal node, and mistaken switching caused by transient signal fluctuation is avoided. According to the FTTR networking optimization method and system based on the WIFI TOF ranging technology and the medium provided by the invention, optimization of FTTR networking in two aspects of channel allocation and terminal roaming is realized.

This application discloses a positioning method, system, device, and medium for long straight corridors, belonging to the field of robot positioning technology. The method involves: determining when the robot enters a long straight corridor area, controlling the robot's direction to be consistent with the corridor's extension direction, and collecting first pose data, first mileage data, and attitude yaw angle; during the robot's movement, collecting second pose data and second mileage data in real time; constructing a constraint line based on the corridor slope determined by the attitude yaw angle and the second pose data; calculating the movement distance using the first and second mileage data, and constructing a constraint circle with the first pose's corresponding coordinates as the center and the movement distance as the radius; solving the equations of the constraint line and constraint circle simultaneously, and determining the final positioning pose based on the results. Therefore, by implementing this application, the missing longitudinal positioning constraints in the context of long straight corridor feature degradation can be supplemented, solving the problem of unreliable robot positioning.

The trigger structure comprises a trigger, an adjusting wheel and an elastic piece, the trigger is provided with an adjusting wheel containing cavity, one side of the trigger is provided with a first notch communicated with the corresponding adjusting wheel containing cavity, and the other side of the trigger is provided with a second notch communicated with the adjusting wheel containing cavity. The trigger is provided with an elastic piece containing cavity communicated with the adjusting wheel containing cavity. According to the trigger structure with the gear adjusting function, the first step face and the second step face which are different in height and arranged on the adjusting wheel are matched with a trigger rotating structure, differential control over the pushing distance of the control rod is achieved on the premise that the rotating angle of the trigger every time is kept constant, and due to the fact that the heights of the step faces are different, differential control over the pushing distance of the control rod is achieved. After the trigger rotates to a fixed angle, the position of the trigger in contact with the control rod correspondingly changes, so that the displacement of the control rod is changed, and finally the purpose of switching different nailing modes of the nail gun is achieved.

This invention relates to the field of medical drainage and fluid management technology, and discloses a multi-channel drainage management device, including a main drainage pipe, a support base, a channel adjustment mechanism, and multiple adjustable peristaltic pumps. Multiple branch pipes correspond to flushing, drainage, and drug administration channels respectively, and are selectively connected to the main drainage pipe through the channel adjustment mechanism. The channel adjustment mechanism employs a rotational selection and positioning limit structure to achieve stable switching of channel connectivity under different operating conditions. Each branch pipe is equipped with a flow sensor and a pressure sensor for real-time monitoring of the pipe's internal conditions and, in conjunction with the main controller, adjusts the operating state of the peristaltic pumps. The peristaltic pumps feature an adjustable squeezing structure and incorporate a manual adjustment mechanism to adapt to pressure and flow control requirements under different fluid conditions. This device enables integrated management of flushing, drainage, and drug administration functions, has a compact structure, and provides reliable channel switching, which helps improve the safety and stability of clinical operations.

This invention provides a method for learning and recognizing gestures on a pressure wristband, comprising: training a center vector based on pressure data and constructing a gesture library, including: making a gesture, collecting pressure data from various pressure sensors, generating sample data based on the pressure data; repeating the gesture to generate multiple sample data; generating an initial center vector based on the sample data; using the initial center vector as a standard, filtering the sample data to obtain final sample data and generating the final center vector; generating the final center vector for each gesture one by one to construct the gesture library; recognizing the gestures: collecting pressure values ​​from various pressure sensors, with the pressure values ​​forming a real-time vector; determining whether a dexterity gesture has switched based on confidence level; determining whether a dexterity gesture has switched based on the distance between the current vector and the real-time vector; determining the target gesture for dexterity gesture switching based on multi-point voting; and switching to the target gesture when the first, second, and third conditions are met simultaneously.