Multi-channel intelligent alignment system and method
By filtering target transmission channels and setting pulse parameters at the signal transmitting end, monitoring and handling anomalies, and performing pulse counting and visualization at the signal receiving end, the problem of low efficiency in traditional cable verification is solved, achieving high efficiency, accuracy and low cost in multi-channel cable verification.
Patent Information
- Application Number
- CN202511379217.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- Filing Date
- 2025-09-25
- Publication Date
- 2026-02-06
AI Technical Summary
In the power and communications industries, traditional methods for checking wires at both ends of cables are inefficient and prone to errors. In particular, when checking multiple cables, multiple people are required, which increases the complexity and cost of the operation.
By selecting the target transmission channel and setting the pulse parameters at the signal transmitting end, the signal transmitting end transmits a pulse signal, monitors the pulse signal transmission process and handles anomalies, and the signal receiving end receives the pulse signal, counts and visualizes it, and determines whether the wires at both ends of the cable are the same.
This achieves high efficiency and low labor costs for multi-channel cable verification, improves the accuracy and efficiency of cable verification, and reduces labor costs.
Smart Images
Figure CN121477049A_ABST
Abstract
Description
Technical Field
[0001] This invention relates to the field of communication technology, and in particular to a multi-channel intelligent pairing system and method. Background Technology
[0002] In industries such as power and telecommunications, it is frequently necessary to verify the wires at both ends of cables to ensure correct connections. Traditional methods typically rely on manual marking and simultaneous operations at two locations, which is not only inefficient but also prone to errors. Especially when verifying multiple cables, multiple people are often required, increasing the complexity and cost of the operation. Therefore, the ability to quickly and accurately perform multi-channel wire matching is particularly important.
[0003] Therefore, the present invention provides a multi-channel intelligent pairing system and method. Summary of the Invention
[0004] This invention provides a multi-channel intelligent cable matching system and method, which involves selecting target transmission channels and setting pulse parameters at the signal transmitting end, then transmitting pulse signals; monitoring the transmission process of the pulse signals and taking corresponding abnormality handling measures when abnormalities are found; and receiving the pulse signals in the selected target receiving channels at the signal receiving end, performing pulse counting and visualization, and determining whether the wires at both ends of the current cable are the same wire. This achieves simultaneous multi-channel verification, effectively improving cable verification efficiency while reducing labor costs.
[0005] This invention provides a multi-channel intelligent pairing system, comprising:
[0006] Channel selection module: used by the signal transmitter to select the target transmission channel and by the signal receiver to select the target reception channel;
[0007] Signal transmission module: Used to transmit pulse signals after setting the pulse parameters of the target transmission channel;
[0008] Monitoring module: Used to monitor the transmission process of pulse signals and to take appropriate abnormality handling measures when abnormalities occur;
[0009] Signal receiving module: Used to receive pulse signals and perform pulse counting and visualization, and to determine whether the wires at both ends of the current target cable are the same.
[0010] Preferably, the channel selection module includes:
[0011] Connection unit: Used to connect the current target cable to the signal transmitter and signal receiver respectively;
[0012] Transmit channel selection unit: used to obtain the available channel of the current signal transmitter;
[0013] If there is only one free channel, then the current free channel is regarded as the target transmission channel;
[0014] If there are multiple idle channels, the idle channel with the longest time interval since the last pulse transmission is selected as the target transmission channel.
[0015] Receive channel selection unit: used to obtain the currently available channel of the signal receiver;
[0016] If only a single idle channel exists, then the current idle channel is considered the target receiving channel;
[0017] If multiple idle channels exist, the idle channel with the longest time interval since the last pulse reception is selected as the target reception channel.
[0018] Preferably, the signal transmitting module includes:
[0019] Pulse setting unit: used to obtain the target pulse parameter setting range based on the first key parameter of the current target cable;
[0020] By setting the channel in the signal transmitter, the first pulse parameter belonging to the corresponding target pulse parameter setting range is automatically set for the target transmission channel;
[0021] Signal processing unit: used to generate a corresponding pulse signal using a signal source based on the first pulse parameters;
[0022] The generated pulse signal is amplified by a power amplifier and then transmitted through the target transmission channel.
[0023] Preferably, the monitoring module includes:
[0024] Monitoring unit: Used to connect preset monitoring devices to the designated monitoring port of the current target cable and initialize key device parameters;
[0025] The preset monitoring equipment is used to monitor the first propagation waveform of the cable during the pulse signal transmission process in real time;
[0026] Analysis unit: Used to check the distortion, attenuation and reflection phenomena of the first propagation waveform;
[0027] If the first propagation waveform is distorted, pulse transmission should be stopped immediately.
[0028] The waveform distortion features of the current first propagation waveform are input into the pre-trained anomaly detection model to obtain the first anomaly cause;
[0029] Extract the exception handling strategy that matches the first exception cause from the exception handling strategy table and perform exception handling.
[0030] If the first propagation waveform exhibits attenuation, then based on the analysis of the waveform attenuation characteristics of the first propagation waveform, the first attenuation index is obtained.
[0031] The formula for calculating the first decay index is as follows:
[0032] In the formula, s represents the first attenuation index; f0 represents the amplitude of the current first propagation waveform at the signal transmitting end; f1 represents the amplitude of the current first propagation waveform at the signal receiving end; ω1 represents the weight of the influence of signal amplitude change on the analysis of the attenuation degree of the current waveform; L1 represents the cable length; ω2 represents the weight of the influence of signal transmission distance on the analysis of the attenuation degree of the current waveform; X1 represents the current signal frequency; ω3 represents the weight of the influence of signal frequency on the analysis of the attenuation degree of the current waveform.
[0033] When the first attenuation index is less than the first set change threshold, it is determined that there is an anomaly and the pulse transmission is stopped immediately; then the waveform attenuation characteristics of the current first propagation waveform are input into the anomaly judgment model to obtain the second anomaly cause;
[0034] Extract the exception handling strategy that matches the second exception cause from the exception handling strategy table and perform exception handling;
[0035] If the first propagation waveform exhibits reflection, then the first reflection index is obtained based on the analysis of the waveform reflection characteristics of the first propagation waveform.
[0036] The formula for calculating the first reflectance index is as follows:
[0037] In the formula, d represents the first reflection index; g o0 Let g represent the amplitude of the corresponding signal of the i-th reflection in the current first propagation waveform before encountering the impedance discontinuity, where i = 1, 2, 3, ..., n; n represents the number of reflections in the current first propagation waveform; o1 It represents the amplitude of the reflected wave generated when the corresponding signal of the i-th reflection in the current first propagation waveform encounters an impedance discontinuity; X1 represents the weight of the amplitude change before and after encountering the impedance discontinuity on the reflection degree of the current waveform; X2 represents the current signal frequency. p1 represents the weight of the signal frequency on the reflection level of the current waveform; p1 represents the impedance mismatch coefficient. This represents the weight of the impact of impedance mismatch on the reflection level of the current waveform during analysis.
[0038] When the first reflection index is less than the second set change threshold, it is determined that there is an anomaly and the pulse transmission is stopped immediately; then the waveform reflection characteristics of the current first propagation waveform are input into the anomaly judgment model to obtain the third anomaly cause.
[0039] Extract the exception handling strategy that matches the third exception cause from the exception handling strategy table and perform exception handling.
[0040] Preferably, the signal receiving module includes:
[0041] Signal receiving unit: used to receive pulse signals from the signal transmitting end, count the pulses to obtain the second number of pulses, and record the arrival time of each pulse;
[0042] Signal visualization unit: used to display the number of second pulses on the visualization interface at the signal receiving end;
[0043] Cable Judgment Unit: Used to make an initial judgment on the current target cable by checking whether the number of pulses is consistent using the quantity judgment block; and to make a second judgment on the current target cable based on the analysis of the pulse arrival time using the time judgment block.
[0044] Quantity judgment block: Used to compare the second pulse quantity with the first pulse quantity in the first pulse parameter. If the second pulse quantity is different from the first pulse quantity, it is determined that the wires at both ends of the current target cable are not the same, and a warning signal is issued to alert the staff.
[0045] If the number of the second pulse is the same as the number of the first pulse, it is determined that the wires at both ends of the current target cable may be the same.
[0046] Time Judgment Block: If it is determined that the two ends of the current target cable may be the same wire, then based on the arrival time of the current pulse and combined with the second key parameter of the target cable, it is used to determine whether the two ends of the current target cable are the same wire, and obtain the cable judgment result.
[0047] The cable judgment result is displayed on the visualization interface of the signal receiver, and a warning signal is issued to alert the staff when the wires at both ends of the target cable are not the same.
[0048] Preferably, based on the current pulse arrival time and combined with the second key parameter of the target cable, a determination is made as to whether the wires at both ends of the target cable are the same, to obtain a cable determination result, including:
[0049] The theoretical propagation time is calculated based on the cable length and propagation speed in the second key parameters of the target cable.
[0050] The propagation time difference is obtained by comparing the arrival time of each pulse with the theoretical propagation time.
[0051] A propagation time curve is established using the propagation time difference;
[0052] The curve trend characteristics of the propagation time curve are extracted and weighted averaged to obtain the first coefficient of change;
[0053] When the first change coefficient is less than the set change threshold, it is determined that the wires at both ends of the current target cable are the same wire, and this is output as the cable judgment result.
[0054] When the first change coefficient is not less than the set change threshold, it is determined that the wires at both ends of the current target cable are not the same, and this is output as the cable judgment result.
[0055] Preferably, the curve trend characteristics include the curve slope, the sum of the deviations between the extreme points and the average value, the curvature, and the acceleration.
[0056] This invention provides a multi-channel intelligent pairing method, comprising:
[0057] Step 1: The signal transmitter selects the target transmission channel, and the signal receiver selects the target reception channel;
[0058] Step 2: After setting the pulse parameters of the target transmission channel, the signal transmitting end transmits pulse signals;
[0059] Step 3: Monitor the transmission process of the pulse signal and take appropriate abnormality handling measures when any abnormality is found;
[0060] Step 4: The signal receiver receives the pulse signal and performs pulse counting and visualization to determine whether the wires at both ends of the current target cable are the same wire.
[0061] Compared with the prior art, the beneficial effects of this application are as follows:
[0062] After selecting the target transmission channel and setting the pulse parameters of the channel at the signal transmitting end, the signal transmitting end transmits a pulse signal; the transmission process of the pulse signal is monitored, and corresponding abnormality handling is performed when there is an anomaly; the selected target receiving channel in the signal receiving end receives the pulse signal and performs pulse counting and visualization to determine whether the wires at both ends of the current cable are the same wire, realizing simultaneous verification of multiple channels, effectively improving the efficiency of cable verification while reducing labor costs.
[0063] Other features and advantages of the invention will be set forth in the description which follows, and will be apparent in part from the description, or may be learned by practicing the invention. The objects and other advantages of the invention may be realized and obtained by means of the structures particularly pointed out in the written description and the accompanying drawings.
[0064] The technical solution of the present invention will be further described in detail below with reference to the accompanying drawings and embodiments. Attached Figure Description
[0065] The accompanying drawings are provided to further illustrate the invention and form part of the specification. They are used in conjunction with embodiments of the invention to explain the invention and do not constitute a limitation thereof. In the drawings:
[0066] Figure 1 This is a structural diagram of a multi-channel intelligent laning system according to an embodiment of the present invention;
[0067] Figure 2 This is a flowchart of a multi-channel intelligent laning method in an embodiment of the present invention. Detailed Implementation
[0068] The preferred embodiments of the present invention will be described below with reference to the accompanying drawings. It should be understood that the preferred embodiments described herein are for illustration and explanation only and are not intended to limit the present invention.
[0069] This invention provides a multi-channel intelligent pairing system, such as... Figure 1 As shown, it includes:
[0070] Channel selection module: used by the signal transmitter to select the target transmission channel and by the signal receiver to select the target reception channel;
[0071] Signal transmission module: Used to transmit pulse signals after setting the pulse parameters of the target transmission channel;
[0072] Monitoring module: Used to monitor the transmission process of pulse signals and to take appropriate abnormality handling measures when abnormalities occur;
[0073] Signal receiving module: Used to receive pulse signals and perform pulse counting and visualization, and to determine whether the wires at both ends of the current target cable are the same.
[0074] In this embodiment, the signal transmitter is connected to a cable and has multiple channels, each of which can selectively set the number of transmitted pulses. The target cable refers to the cable connected to the signal transmitter and the signal receiver, and the wires at both ends need to be checked. The target transmission channel refers to the channel selected from the signal transmitter that currently needs to transmit pulse signals. The signal receiver is connected to the cable and has multiple channels, each of which can receive pulse signals, and the number of pulses in the current receiving channel is determined by reading the signal. The target receiving channel refers to the channel selected from the signal receiver that currently needs to receive pulse signals. The pulse parameters include pulse frequency, pulse width, number of pulses, and signal strength. Pulse counting refers to the signal receiver counting the number of received pulse signals.
[0075] The beneficial effects of the above technical solution are as follows: after screening the target transmission channel and setting the pulse parameters of the channel at the signal transmitting end, the signal transmitting end transmits a pulse signal; the transmission process of the pulse signal is monitored, and corresponding abnormality handling is performed when there is an abnormality; the selected target receiving channel in the signal receiving end receives the pulse signal and performs pulse counting and visualization, and judges whether the wires at both ends of the current cable are the same wire, realizing multi-channel simultaneous verification, effectively improving the efficiency of cable verification and reducing labor costs.
[0076] This invention provides a multi-channel intelligent pairing system, wherein the channel selection module includes:
[0077] Connection unit: Used to connect the current target cable to the signal transmitter and signal receiver respectively;
[0078] Transmit channel selection unit: used to obtain the available channel of the current signal transmitter;
[0079] If there is only one free channel, then the current free channel is regarded as the target transmission channel;
[0080] If there are multiple idle channels, the idle channel with the longest time interval since the last pulse transmission is selected as the target transmission channel.
[0081] Receive channel selection unit: used to obtain the currently available channel of the signal receiver;
[0082] If only a single idle channel exists, then the current idle channel is considered the target receiving channel;
[0083] If multiple idle channels exist, the idle channel with the longest time interval since the last pulse reception is selected as the target reception channel.
[0084] In this embodiment, the target cable refers to the cable connected to the signal transmitter and the signal receiver, and the wires at both ends need to be checked; the signal transmitter is connected to the cable and has multiple channels, each of which can selectively set the number of pulses to be transmitted; an idle channel refers to a channel in the current signal transmitter or signal receiver that is not transmitting pulses; the target transmission channel refers to the channel selected from the signal transmitter that currently needs to transmit pulse signals; the signal receiver is connected to the cable and has multiple channels, each of which can receive pulse signals, and the number of pulses in the current receiving channel is determined by reading the signal; the target receiving channel refers to the channel selected from the signal receiver that currently needs to receive pulse signals.
[0085] In this embodiment, for example, there are idle channels a1, a2 and a3 at the signal transmitting end. The time intervals between the current time and the last pulse transmission time of the idle channels a1, a2 and a3 are t1, t2 and t3 respectively, and t1>t2>t3. At this time, the idle channel a1 is used as the target transmission channel.
[0086] The beneficial effects of the above technical solution are: by acquiring and analyzing the idle channels of the signal receiver and signal transmitter, it can ensure that all available communication resources are fully utilized, balance the usage frequency of each channel, and avoid resource idleness.
[0087] This invention provides a multi-channel intelligent pairing system, wherein the signal transmission module includes:
[0088] Pulse setting unit: used to obtain the target pulse parameter setting range based on the first key parameter of the current target cable;
[0089] By setting the channel in the signal transmitter, the first pulse parameter belonging to the corresponding target pulse parameter setting range is automatically set for the target transmission channel;
[0090] Signal processing unit: used to generate a corresponding pulse signal using a signal source based on the first pulse parameters;
[0091] The generated pulse signal is amplified by a power amplifier and then transmitted through the target transmission channel.
[0092] In this embodiment, the first key parameter refers to the cable length, impedance, and attenuation characteristics; the target pulse parameter setting range refers to the settable range of the current pulse parameters obtained from the pulse parameter setting list using the first key parameter of the current target cable as a filtering condition; the channel setting area refers to the area on the signal transmitter where pulse parameters are set, including pulse frequency, pulse width, number of pulses, and signal strength; the first pulse parameter refers to any value within the target pulse parameter setting range that the operator can set independently in the channel setting area of the signal transmitter; the signal source is used to generate a pulse signal based on the number of pulses in the current first pulse parameter; the power amplifier is used to amplify the generated pulse signal; and the target transmission channel refers to the channel selected from the signal transmitter that currently needs to transmit a pulse signal.
[0093] The beneficial effects of the above technical solution are: by accurately matching the pulse parameter setting range, the pulse parameters can be set autonomously at the signal transmitting end, efficiently generating and amplifying pulse signals, which helps to improve the efficiency and accuracy of signal transmission, as well as the flexibility and accuracy of parameter setting.
[0094] This invention provides a multi-channel intelligent pairing system, wherein the monitoring module includes:
[0095] Monitoring unit: Used to connect preset monitoring devices to the designated monitoring port of the current target cable and initialize key device parameters;
[0096] The preset monitoring equipment is used to monitor the first propagation waveform of the cable during the pulse signal transmission process in real time;
[0097] Analysis unit: Used to check the distortion, attenuation and reflection phenomena of the first propagation waveform;
[0098] If the first propagation waveform is distorted, pulse transmission should be stopped immediately.
[0099] The waveform distortion features of the current first propagation waveform are input into the pre-trained anomaly detection model to obtain the first anomaly cause;
[0100] Extract the exception handling strategy that matches the first exception cause from the exception handling strategy table and perform exception handling.
[0101] If the first propagation waveform exhibits attenuation, then based on the analysis of the waveform attenuation characteristics of the first propagation waveform, the first attenuation index is obtained.
[0102] The formula for calculating the first decay index is as follows:
[0103] In the formula, s represents the first attenuation index; f0 represents the amplitude of the current first propagation waveform at the signal transmitting end; f1 represents the amplitude of the current first propagation waveform at the signal receiving end; ω1 represents the weight of the influence of signal amplitude change on the analysis of the attenuation degree of the current waveform; L1 represents the cable length; ω2 represents the weight of the influence of signal transmission distance on the analysis of the attenuation degree of the current waveform; X1 represents the current signal frequency; ω3 represents the weight of the influence of signal frequency on the analysis of the attenuation degree of the current waveform.
[0104] When the first attenuation index is less than the first set change threshold, it is determined that there is an anomaly and the pulse transmission is stopped immediately; then the waveform attenuation characteristics of the current first propagation waveform are input into the anomaly judgment model to obtain the second anomaly cause;
[0105] Extract the exception handling strategy that matches the second exception cause from the exception handling strategy table and perform exception handling;
[0106] If the first propagation waveform exhibits reflection, then the first reflection index is obtained based on the analysis of the waveform reflection characteristics of the first propagation waveform.
[0107] The formula for calculating the first reflectance index is as follows:
[0108] In the formula, d represents the first reflection index; g o0 Let g represent the amplitude of the corresponding signal of the i-th reflection in the current first propagation waveform before encountering the impedance discontinuity, where i = 1, 2, 3, ..., n; n represents the number of reflections in the current first propagation waveform; o1 It represents the amplitude of the reflected wave generated when the corresponding signal of the i-th reflection in the current first propagation waveform encounters an impedance discontinuity; X1 represents the weight of the amplitude change before and after encountering the impedance discontinuity on the reflection degree of the current waveform; X2 represents the current signal frequency. p1 represents the weight of the signal frequency on the reflection level of the current waveform; p1 represents the impedance mismatch coefficient. This represents the weight of the impact of impedance mismatch on the reflection level of the current waveform during analysis.
[0109] When the first reflection index is less than the second set change threshold, it is determined that there is an anomaly and the pulse transmission is stopped immediately; then the waveform reflection characteristics of the current first propagation waveform are input into the anomaly judgment model to obtain the third anomaly cause.
[0110] Extract the exception handling strategy that matches the third exception cause from the exception handling strategy table and perform exception handling.
[0111] In this embodiment, the preset monitoring device is an oscilloscope used to monitor the pulse transmission process; the monitoring port is predetermined; the key equipment parameters are the oscilloscope's scanning speed, vertical sensitivity, and triggering method, and the oscilloscope's trigger source is ensured to be synchronized with the pulse signal; the first propagation waveform refers to the waveform generated by monitoring the pulse transmission process using the oscilloscope; waveform distortion characteristics refer to the characteristics of the waveform deviating from the normal shape, such as phase shift and waveform amplitude change; the anomaly judgment model refers to the model used to judge the current anomaly cause after training the neural network based on the training data obtained from processing the propagation waveform under normal conditions and propagation data under various anomaly conditions of the preset quantity. The training data is obtained by using the propagation waveform under normal conditions and propagation data under various anomaly conditions of the preset quantity as initial data, performing data preprocessing and feature extraction on the initial data, and then labeling the anomaly cause; the first anomaly cause refers to the anomaly cause output by inputting the waveform distortion characteristics of the current first propagation waveform into the anomaly judgment model, such as equipment failure or signal interference.
[0112] In this embodiment, the exception handling strategy table is a list consisting of exception causes and corresponding exception handling strategies. An exception handling strategy refers to the handling strategy in the exception handling strategy table that matches the current exception cause. For example, if the current exception cause is equipment failure, the corresponding exception handling strategy is to calibrate the equipment; if the current exception cause is signal interference, the corresponding exception handling strategy is to adjust the signal frequency, etc. Waveform attenuation characteristics refer to the characteristic of waveform amplitude decreasing over time, such as changes in signal spectrum or waveform amplitude. The first attenuation index is used to characterize the degree of attenuation of the current first propagation waveform. The first set change threshold is predetermined, typically 0.5. The second exception cause refers to the attenuation of the current first propagation waveform... The waveform attenuation characteristics are input into the anomaly judgment model to obtain the anomaly cause, such as excessive signal attenuation; the first reflection index is used to characterize the reflection degree of the current first propagation waveform; the waveform reflection characteristics refer to the reflection characteristics generated when the impedance changes during transmission, such as the number of reflected waves that are similar in shape to the original signal but may have different amplitudes and phases; the impedance mismatch coefficient is used to describe the degree of difference between the source end and the load end impedance, and is determined by the ratio of the impedance values of the source end and the load end; the second set change threshold is predetermined, generally 0.5; the third anomaly cause refers to the anomaly cause obtained by inputting the waveform reflection characteristics of the current first propagation waveform into the anomaly judgment model, such as impedance mismatch or poor connection.
[0113] The beneficial effects of the above technical solution are: by monitoring the pulse signal transmission process in real time, and when abnormal reactions such as distortion, attenuation or reflection are detected during the transmission process, corresponding abnormal handling measures are matched for effective processing, which effectively ensures the signal transmission quality and improves the system security and stability.
[0114] This invention provides a multi-channel intelligent pairing system, wherein the signal receiving module includes:
[0115] Signal receiving unit: used to receive pulse signals from the signal transmitting end, count the pulses to obtain the second number of pulses, and record the arrival time of each pulse;
[0116] Signal visualization unit: used to display the number of second pulses on the visualization interface at the signal receiving end;
[0117] Cable Judgment Unit: Used to make an initial judgment on the current target cable by checking whether the number of pulses is consistent using the quantity judgment block; and to make a second judgment on the current target cable based on the analysis of the pulse arrival time using the time judgment block.
[0118] Quantity judgment block: Used to compare the second pulse quantity with the first pulse quantity in the first pulse parameter. If the second pulse quantity is different from the first pulse quantity, it is determined that the wires at both ends of the current target cable are not the same, and a warning signal is issued to alert the staff.
[0119] If the number of the second pulse is the same as the number of the first pulse, it is determined that the wires at both ends of the current target cable may be the same.
[0120] Time Judgment Block: If it is determined that the two ends of the current target cable may be the same wire, then based on the arrival time of the current pulse and combined with the second key parameter of the target cable, it is used to determine whether the two ends of the current target cable are the same wire, and obtain the cable judgment result.
[0121] The cable judgment result is displayed on the visualization interface of the signal receiver, and a warning signal is issued to alert the staff when the wires at both ends of the target cable are not the same.
[0122] In this embodiment, the second pulse count refers to the number of pulse signals received by the signal receiver from the signal transmitter; the first pulse count refers to the number of pulses set by the operator in the channel setting area of the signal transmitter; the second key parameter refers to the cable length and propagation speed; the cable judgment result includes two judgment results: the wires at both ends of the current target cable are the same, and the wires at both ends of the current target cable are not the same; the visual interface of the signal receiver is used to display the second pulse count and the cable judgment result; the warning signal is used to remind the operator that the wires at both ends of the current target cable are not the same.
[0123] The beneficial effects of the above technical solution are: by receiving and counting pulse signals and recording the arrival time of the pulses, a precise data basis is provided for subsequent cable judgment; and when it is determined that the wires at both ends of the cable are not the same, a warning signal is issued to alert the staff, which effectively improves the efficiency of cable verification, reduces labor costs, and avoids potential safety hazards and losses.
[0124] This invention provides a multi-channel intelligent cable matching system that, based on the current pulse arrival time and combined with a second key parameter of the target cable, determines whether the two ends of the target cable are the same wire, and obtains a cable judgment result, including:
[0125] The theoretical propagation time is calculated based on the cable length and propagation speed in the second key parameters of the target cable.
[0126] The propagation time difference is obtained by comparing the arrival time of each pulse with the theoretical propagation time.
[0127] A propagation time curve is established using the propagation time difference;
[0128] The curve trend characteristics of the propagation time curve are extracted and weighted averaged to obtain the first coefficient of change;
[0129] When the first change coefficient is less than the set change threshold, it is determined that the wires at both ends of the current target cable are the same wire, and this is output as the cable judgment result.
[0130] When the first change coefficient is not less than the set change threshold, it is determined that the wires at both ends of the current target cable are not the same, and this is output as the cable judgment result.
[0131] In this embodiment, the target cable refers to the cable connected to the signal transmitter and the signal receiver, and the wires at both ends need to be checked; the second key parameter refers to the cable length and propagation speed; the theoretical propagation time is the value obtained by dividing the cable length by the propagation speed; the propagation time difference is the time difference between the pulse arrival time and the theoretical propagation time; the propagation time curve is constructed sequentially by the propagation time difference according to the pulse arrival order.
[0132] In this embodiment, the curve trend features include the curve slope, the sum of the deviations between the extreme points and the average value, curvature, and acceleration. The weights assigned to the curve trend features are obtained by solving a matrix constructed by performing pairwise comparisons and relative importance scoring on the trend features using the analytic hierarchy process. The first change coefficient is used to describe the degree of change in the current pulse arrival time. The change threshold is predetermined. The cable judgment result includes two judgment results: the wires at both ends of the current target cable are the same, and the wires at both ends of the current target cable are not the same.
[0133] The beneficial effects of the above technical solution are: by calculating the theoretical propagation time and comparing the actual pulse arrival time with the theoretical value, the actual transmission characteristics of the cable can be reflected more accurately, effectively improving the accuracy and reliability of cable judgment.
[0134] This invention provides a multi-channel intelligent pairing method, such as... Figure 2 As shown, it includes:
[0135] Step 1: The signal transmitter selects the target transmission channel, and the signal receiver selects the target reception channel;
[0136] Step 2: After setting the pulse parameters of the target transmission channel, the signal transmitting end transmits pulse signals;
[0137] Step 3: Monitor the transmission process of the pulse signal and take appropriate abnormality handling measures when any abnormality is found;
[0138] Step 4: The signal receiver receives the pulse signal and performs pulse counting and visualization to determine whether the wires at both ends of the current target cable are the same wire.
[0139] The beneficial effects of the above technical solution are as follows: after screening the target transmission channel and setting the pulse parameters of the channel at the signal transmitting end, the signal transmitting end transmits a pulse signal; the transmission process of the pulse signal is monitored, and corresponding abnormality handling is performed when there is an abnormality; the selected target receiving channel in the signal receiving end receives the pulse signal and performs pulse counting and visualization, and judges whether the wires at both ends of the current cable are the same wire, realizing multi-channel simultaneous verification, effectively improving the efficiency of cable verification and reducing labor costs.
[0140] Obviously, those skilled in the art can make various modifications and variations to this invention without departing from its spirit and scope. Therefore, if these modifications and variations fall within the scope of the claims of this invention and their equivalents, this invention also intends to include these modifications and variations.
Claims
1. A multi-channel intelligent pairing system, characterized in that, include: Channel selection module: used by the signal transmitter to select the target transmission channel and by the signal receiver to select the target reception channel; Signal transmission module: Used to transmit pulse signals after setting the pulse parameters of the target transmission channel; Monitoring module: Used to monitor the transmission process of pulse signals and to take appropriate abnormality handling measures when abnormalities occur; Signal receiving module: Used to receive pulse signals and perform pulse counting and visualization, and to determine whether the wires at both ends of the current target cable are the same.
2. The multi-channel intelligent pairing system according to claim 1, characterized in that, The channel selection module includes: Connection unit: Used to connect the current target cable to the signal transmitter and signal receiver respectively; Transmit channel selection unit: used to obtain the available channel of the current signal transmitter; If there is only one free channel, then the current free channel is regarded as the target transmission channel; If there are multiple idle channels, the idle channel with the longest time interval since the last pulse transmission is selected as the target transmission channel. Receive channel selection unit: used to obtain the currently available channel of the signal receiver; If only a single idle channel exists, then the current idle channel is considered the target receiving channel; If multiple idle channels exist, the idle channel with the longest time interval since the last pulse reception is selected as the target reception channel.
3. The multi-channel intelligent pairing system according to claim 1, characterized in that, The signal transmitting module includes: Pulse setting unit: used to obtain the target pulse parameter setting range based on the first key parameter of the current target cable; By setting the channel in the signal transmitter, the first pulse parameter belonging to the corresponding target pulse parameter setting range is automatically set for the target transmission channel; Signal processing unit: used to generate a corresponding pulse signal using a signal source based on the first pulse parameters; The generated pulse signal is amplified by a power amplifier and then transmitted through the target transmission channel.
4. The multi-channel intelligent pairing system according to claim 1, characterized in that, The monitoring module includes: Monitoring unit: Used to connect preset monitoring devices to the designated monitoring port of the current target cable and initialize key device parameters; The preset monitoring equipment is used to monitor the first propagation waveform of the cable during the pulse signal transmission process in real time; Analysis unit: Used to check the distortion, attenuation and reflection phenomena of the first propagation waveform; If the first propagation waveform is distorted, pulse transmission should be stopped immediately. The waveform distortion features of the current first propagation waveform are input into the pre-trained anomaly detection model to obtain the first anomaly cause; Extract the exception handling strategy that matches the first exception cause from the exception handling strategy table and perform exception handling. If the first propagation waveform exhibits attenuation, then based on the analysis of the waveform attenuation characteristics of the first propagation waveform, the first attenuation index is obtained. The formula for calculating the first decay index is as follows: In the formula, s represents the first attenuation index; f0 represents the amplitude of the current first propagation waveform at the signal transmitting end; f1 represents the amplitude of the current first propagation waveform at the signal receiving end; ω1 represents the weight of the influence of signal amplitude change on the analysis of the attenuation degree of the current waveform; L1 represents the cable length; ω2 represents the weight of the influence of signal transmission distance on the analysis of the attenuation degree of the current waveform; X1 represents the current signal frequency; ω3 represents the weight of the influence of signal frequency on the analysis of the attenuation degree of the current waveform. When the first attenuation index is less than the first set change threshold, it is determined that there is an anomaly and the pulse transmission is stopped immediately; then the waveform attenuation characteristics of the current first propagation waveform are input into the anomaly judgment model to obtain the second anomaly cause; Extract the exception handling strategy that matches the second exception cause from the exception handling strategy table and perform exception handling; If the first propagation waveform exhibits reflection, then the first reflection index is obtained based on the analysis of the waveform reflection characteristics of the first propagation waveform. The formula for calculating the first reflectance index is as follows: In the formula, d represents the first reflection index; g i0 Let g represent the amplitude of the corresponding signal of the i-th reflection in the current first propagation waveform before encountering the impedance discontinuity, where i = 1, 2, 3, ..., n; n represents the number of reflections in the current first propagation waveform; i1 It represents the amplitude of the reflected wave generated when the corresponding signal of the i-th reflection in the current first propagation waveform encounters an impedance discontinuity; X1 represents the weight of the amplitude change before and after encountering the impedance discontinuity on the reflection degree of the current waveform; X2 represents the current signal frequency. p1 represents the weight of the signal frequency on the reflection level of the current waveform; p1 represents the impedance mismatch coefficient. This represents the weight of the impact of impedance mismatch on the reflection level of the current waveform during analysis. When the first reflection index is less than the second set change threshold, it is determined that there is an anomaly and the pulse transmission is stopped immediately; then the waveform reflection characteristics of the current first propagation waveform are input into the anomaly judgment model to obtain the third anomaly cause. Extract the exception handling strategy that matches the third exception cause from the exception handling strategy table and perform exception handling.
5. A multi-channel intelligent pairing system according to claim 1, characterized in that, The signal receiving module includes: Signal receiving unit: used to receive pulse signals from the signal transmitting end, count the pulses to obtain the second number of pulses, and record the arrival time of each pulse; Signal visualization unit: used to display the number of second pulses on the visualization interface at the signal receiving end; Cable Judgment Unit: Used to make an initial judgment on the current target cable by checking whether the number of pulses is consistent using the quantity judgment block; and to make a second judgment on the current target cable based on the analysis of the pulse arrival time using the time judgment block. Quantity judgment block: Used to compare the second pulse quantity with the first pulse quantity in the first pulse parameter. If the second pulse quantity is different from the first pulse quantity, it is determined that the wires at both ends of the current target cable are not the same, and a warning signal is issued to alert the staff. If the number of the second pulse is the same as the number of the first pulse, it is determined that the wires at both ends of the current target cable may be the same. Time Judgment Block: If it is determined that the two ends of the current target cable may be the same wire, then based on the arrival time of the current pulse and combined with the second key parameter of the target cable, it is used to determine whether the two ends of the current target cable are the same wire, and obtain the cable judgment result. The cable judgment result is displayed on the visualization interface of the signal receiver, and a warning signal is issued to alert the staff when the wires at both ends of the target cable are not the same.
6. A multi-channel intelligent pairing system according to claim 5, characterized in that, Based on the current pulse arrival time and combined with the second key parameter of the target cable, it is determined whether the wires at both ends of the target cable are the same, and the cable determination result is obtained, including: The theoretical propagation time is calculated based on the cable length and propagation speed in the second key parameters of the target cable. The propagation time difference is obtained by comparing the arrival time of each pulse with the theoretical propagation time. A propagation time curve is established using the propagation time difference; The curve trend characteristics of the propagation time curve are extracted and weighted averaged to obtain the first coefficient of change; When the first change coefficient is less than the set change threshold, it is determined that the wires at both ends of the current target cable are the same wire, and this is output as the cable judgment result. When the first change coefficient is not less than the set change threshold, it is determined that the wires at both ends of the current target cable are not the same, and this is output as the cable judgment result.
7. A multi-channel intelligent pairing system according to claim 6, characterized in that, The characteristics of a curve's trend include its slope, the sum of the deviations between extreme points and the average, its curvature, and its acceleration.
8. A multi-channel intelligent pairing method, characterized in that, include: Step 1: The signal transmitter selects the target transmission channel, and the signal receiver selects the target reception channel; Step 2: After setting the pulse parameters of the target transmission channel, the signal transmitting end transmits pulse signals; Step 3: Monitor the transmission process of the pulse signal and take appropriate abnormality handling measures when any abnormality is found; Step 4: The signal receiver receives the pulse signal and performs pulse counting and visualization to determine whether the wires at both ends of the current target cable are the same wire.