CN115834431B - Multichannel communication line intelligent monitoring management system - Google Patents
Multichannel communication line intelligent monitoring management system Download PDFInfo
- Publication number
- CN115834431B CN115834431B CN202211448180.0A CN202211448180A CN115834431B CN 115834431 B CN115834431 B CN 115834431B CN 202211448180 A CN202211448180 A CN 202211448180A CN 115834431 B CN115834431 B CN 115834431B
- Authority
- CN
- China
- Prior art keywords
- receiving end
- received
- audio
- sending
- receiving
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000004891 communication Methods 0.000 title claims abstract description 30
- 238000012544 monitoring process Methods 0.000 title claims abstract description 19
- 230000005540 biological transmission Effects 0.000 claims abstract description 62
- 238000004458 analytical method Methods 0.000 claims abstract description 53
- 238000001514 detection method Methods 0.000 claims abstract description 17
- 238000010586 diagram Methods 0.000 claims description 43
- 238000000034 method Methods 0.000 claims description 25
- 238000004364 calculation method Methods 0.000 claims description 24
- 239000003999 initiator Substances 0.000 claims description 21
- 238000012937 correction Methods 0.000 claims description 9
- 238000003745 diagnosis Methods 0.000 claims description 8
- 238000012545 processing Methods 0.000 claims description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000008186 active pharmaceutical agent Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000005236 sound signal Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Monitoring And Testing Of Transmission In General (AREA)
Abstract
The invention relates to the technical field of intelligent monitoring of communication lines, and particularly discloses a multichannel intelligent monitoring management system of the communication lines, which comprises the following components: the invention analyzes the signal intensity values of the receiving end and the sending end before audio transmission, can make precondition guarantee for audio transmission, not only analyzes whether the audio transmission noise is reasonable or not and whether the audio transmission volume is reasonable or not, but also analyzes whether the transmission audio statement is reasonable or not, on one hand, avoids the phenomenon that the detection mode is single and uncontrollable due to manual judgment, and on the other hand, avoids the phenomenon that the statement is discontinuous, thereby ensuring the accuracy of the transmission audio analysis.
Description
Technical Field
The invention relates to the technical field of intelligent monitoring of communication lines, in particular to an intelligent monitoring management system of a multichannel communication line.
Background
Along with the development of society and science and technology, the development of security protection is also faster and faster, so far along with the enhancement of people's security consciousness, people's demand to security protection is also higher and higher, the surveillance camera can carry out the control in an area in 24 hours, fire prevention theftproof, real-time supervision, the alarm, can the reduction human cost of very big extent, consequently, more public places installation surveillance camera, and show at display terminal, and the data transmission to display terminal's of surveillance camera in-process, audio is essential transmission data, and the audio of surveillance camera transmission is if error appears at display terminal, the phenomenon that audio and picture are asynchronous can appear, and then influence security personnel to the judgement of the problem that probably appears because audio transmission inaccuracy, consequently, need detect analysis to the transmission audio of surveillance camera.
The existing detection and analysis of the transmission audio frequency of the monitoring camera generally has the following defects: (1) Most of the existing transmission audio detection analysis of the monitoring camera is used for carrying out audio transmission in real time, and the analysis of signal intensity values of a receiving end and a transmitting end before audio transmission is lacking, so that the signal intensity values of the audio when the audio is just started to be transmitted cannot be guaranteed to meet the requirements, the precondition guarantee cannot be provided for the audio transmission, the phenomenon that the signal intensity values are not high when the audio is just started to be transmitted can occur, and the reliability guarantee cannot be provided for further fault type analysis of the audio transmission.
(2) The existing detection and analysis of the transmission audio frequency of the monitoring camera mostly judges whether the audio frequency transmission noise is reasonable or not and whether the audio frequency transmission volume is reasonable or not by people, on one hand, because the artificial judgment is influenced by personal experience and hearing ability, the detection mode is single and uncontrollable, the audio frequency transmission noise rationality and the audio frequency transmission volume rationality cannot be further quantized, on the other hand, the analysis attention of the transmission audio frequency statement is not high, the statement discontinuity phenomenon can occur, the signal instability phenomenon possibly exists, but the problem is not considered, and therefore the accuracy of the transmission audio frequency analysis cannot be guaranteed.
Disclosure of Invention
In order to overcome the defects in the background technology, the embodiment of the invention provides a multichannel communication line intelligent monitoring management system which can effectively solve the problems related to the background technology.
The aim of the invention can be achieved by the following technical scheme: a multi-channel communication line intelligent monitoring management system, comprising: the system comprises an originating terminal and a receiving terminal network signal detection module, a sending terminal audio transmission module, a receiving terminal audio statement analysis module, a receiving terminal audio noise analysis module, a receiving terminal audio volume analysis module, a fault diagnosis analysis module, a communication line database and a management terminal.
The network signal detection modules of the receiving end and the originating end are used for detecting network signals of the receiving end and each originating end, and further obtaining signal intensity values of the receiving end and each originating end.
The sending end audio transmission module is used for transmitting the audio to the receiving end after the signal intensity values of the receiving end and each originating end meet the requirements.
The receiving end audio statement analysis module is used for extracting the statement of the audio of each sending end received by the receiving end, and further obtaining each statement of the audio of each sending end received by the receiving end, so that the audio stability coefficient corresponding to each sending end received by the receiving end is analyzed accordingly.
The receiving end audio noise analysis module is used for carrying out noise reduction processing on the audio of each sending end received by the receiving end, so as to analyze noise pollution coefficients corresponding to each sending end received by the receiving end.
The receiving end audio volume analysis module is used for generating a waveform diagram according to the audio of each sending end received by the receiving end, further obtaining the waveform diagram of the audio of each sending end received by the receiving end, and analyzing the sound volume reasonable coefficient corresponding to each sending end received by the receiving end according to the waveform diagram.
The fault diagnosis analysis module is used for analyzing the fault type and the fault degree corresponding to each sending end received by the receiving end based on the audio stability coefficient, the noise pollution coefficient and the sound volume reasonable coefficient corresponding to each sending end received by the receiving end.
The communication line database is used for storing the audio frequency stability coefficient range corresponding to the primary fault type, storing the noise pollution coefficient range corresponding to the secondary fault type and storing the sound volume reasonable coefficient range corresponding to the tertiary fault type.
The management terminal is used for carrying out corresponding management according to the fault types and the fault degrees corresponding to the sending ends received by the receiving ends.
Further, the specific method for transmitting the audio to the receiving end after the signal strength values of the receiving end and each originating end meet the requirements is as follows: a1: comparing the signal intensity value of each initiator with a preset signal intensity threshold value of the initiator, if the signal intensity value of a certain initiator is larger than or equal to the signal intensity threshold value of the initiator, marking the state of the initiator as transmitting permission, otherwise marking the state of the initiator as transmitting prohibition, and further obtaining the state of each initiator.
A2: and comparing the signal intensity value of the receiving end with a preset signal intensity threshold value of the receiving end, if the signal intensity value of the receiving end is larger than or equal to the signal intensity threshold value of the receiving end, marking the state of the receiving end as receiving permission, otherwise, marking the state of the receiving end as receiving prohibition.
A3: acquiring the state of a receiving end and the state of each originating end, and if the state of a certain originating end is allowed to be transmitted, marking the originating end as a transmitting end, thereby acquiring each transmitting end.
A4: when the state of the receiving end is that the receiving is allowed, the audio is transmitted from each sending end to the receiving end.
Further, the specific method for analyzing the audio stability coefficient corresponding to each transmitting end received by the receiving end is as follows: b1: acquiring each word of each sentence in the audio of each sending end received by the receiving end, and further acquiring a time point corresponding to each word of each sentence in the audio of each sending end received by the receiving end.
B2: according to the time point corresponding to each word of each sentence in the audio of each sending end received by the receiving end, analyzing the pause suitability coefficient corresponding to each word corresponding to each sending end received by the receiving end, wherein the calculation formula is as follows: Wherein WD i is expressed as a proper coefficient of pause between words corresponding to the ith sender received by the receiver,/> Expressed as a time point corresponding to the mth word of the p-th sentence in the audio of the ith sender received by the receiver,/>The time point corresponding to the (m+1) th single word of the p-th sentence in the audio of the i-th sending end received by the receiving end is indicated, DT' is indicated as a preset proper interval duration between two words, i is indicated as the number of each sending end, i=1, 2, n, p is indicated as the number of each sentence, p=1, 2, q, m is indicated as the number of each single word, m=1, 2, l, q is indicated as the number of sentences, and l is indicated as the number of single words.
B3: the method comprises the steps of obtaining time points corresponding to first words and last words in sentences in audio of each sending end received by a receiving end, analyzing pause suitability coefficients among sentences corresponding to each sending end received by the receiving end according to the time points, wherein a calculation formula is as follows: Wherein WT i is represented as a pause suitability coefficient between sentences corresponding to the ith transmitting end received by the receiving end, DS i(p+1) is represented as a time point corresponding to the first word in the (p+1) th sentence in the audio of the ith transmitting end received by the receiving end, DW ip is represented as a time point corresponding to the last word in the (p) th sentence in the audio of the ith transmitting end received by the receiving end, DD' is represented as a preset suitable interval duration between the two sentences, and e is represented as a natural constant.
B4: according to the pause suitability coefficients between words and the pause suitability coefficients between sentences corresponding to the audio of each sending end received by the receiving end, the audio stability coefficients corresponding to each sending end received by the receiving end are analyzed, and the calculation formula is as follows: Wherein/> The method is characterized in that the method is represented as an audio stability coefficient corresponding to an ith transmitting end received by a receiving end, and lambda 1、λ2 is respectively represented as a pause suitability coefficient between single words corresponding to audio of the transmitting end received by the preset receiving end and a correction factor of the pause suitability coefficient between sentences.
Further, the specific method for analyzing the noise pollution coefficient corresponding to each transmitting end received by the receiving end is as follows: c1: and acquiring the noise reduction time length corresponding to the audio frequency of each sending end received by the receiving end.
C2: according to the noise reduction time length corresponding to the audio frequency of each sending end received by the receiving end, the noise pollution coefficient corresponding to each sending end received by the receiving end is analyzed, and the calculation formula is as follows: Wherein ZW i represents a noise pollution coefficient corresponding to the ith transmitting end received by the receiving end, SC i represents a noise reduction duration corresponding to the audio of the ith transmitting end received by the receiving end, and γ 1 represents a noise pollution factor corresponding to a preset unit noise reduction duration.
Further, the specific analysis method for analyzing the sound volume reasonable coefficient corresponding to each sending end received by the receiving end is as follows: d1: dividing the waveform diagram of the audio of each transmitting end received by the receiving end into waveform diagram subareas according to a preset time interval, and obtaining each peak value and each trough value in each waveform diagram subarea of the audio of each transmitting end received by the receiving end.
D2: according to the wave peak value and wave trough value in each wave diagram subarea of the audio of each sending end received by the receiving end, analyzing the volume mean value of the audio of each sending end received by the receiving end, wherein the calculation formula is as follows: Wherein YL i is represented as a volume average value of the audio belonging to the i-th transmitting end received by the receiving end, BF ihv is represented as a v-th peak value in the h-th waveform diagram sub-area of the audio belonging to the i-th transmitting end received by the receiving end, BG ihf is represented as an f-th valley value in the h-th waveform diagram sub-area of the audio belonging to the i-th transmitting end received by the receiving end, h is represented as a number of each waveform diagram sub-area, h=1, 2, g, v is represented as a number of each peak value, v=1, 2, t, g is represented as the number of waveform diagram sub-areas, t is represented as the number of peak values, f is represented as the number of each valley value, f=1, 2, r, r is represented as the number of valley values.
D3: according to the wave peak value, the wave trough value and the volume average value in each waveform diagram subarea of the audio of each sending end received by the receiving end, analyzing the volume uniformity coefficient corresponding to each sending end received by the receiving end, wherein the calculation formula is as follows:
Wherein YJ i is a volume uniformity coefficient corresponding to the ith transmitting end received by the receiving end, and χ 1、χ2 is a weight coefficient corresponding to the peak value and the trough value of the audio frequency of the transmitting end received by the receiving end.
D4: extracting the maximum peak value, the minimum peak value, the maximum valley value and the minimum valley value in each waveform diagram subarea of the audio of each transmitting end received by the receiving end from each peak value and each valley value in each waveform diagram subarea of the audio of each transmitting end received by the receiving end, analyzing the volume fluctuation coefficient corresponding to each transmitting end received by the receiving end according to the maximum peak value, the minimum peak value, the maximum valley value and the minimum valley value, wherein the calculation formula is as follows: The YB i is represented as a volume fluctuation coefficient corresponding to the ith transmitting end received by the receiving end, the BFD ih、BFXih、BGDih、BGXih is respectively represented as a maximum peak value, a minimum peak value, a maximum trough value and a minimum trough value in the h waveform diagram subarea of the audio frequency of the ith transmitting end received by the receiving end, and the δ 1、δ2 is respectively represented as a crest value fluctuation value and a correction factor of the trough value fluctuation value corresponding to the transmitting end of the receiving end.
D5: according to the volume uniformity coefficient and the volume fluctuation coefficient corresponding to each transmitting end received by the receiving end, the volume reasonable coefficient corresponding to each transmitting end received by the receiving end is analyzed, and the calculation formula is as follows: Wherein, psi i is represented as a sound volume reasonable coefficient corresponding to the ith transmitting end received by the receiving end, and theta 1、θ2 is respectively represented as a sound volume uniform coefficient corresponding to the transmitting end received by the receiving end and a duty factor to which a sound volume fluctuation coefficient belongs.
Further, the specific method for analyzing the fault type corresponding to each sending end received by the receiving end is as follows: e1: comparing the audio stability coefficients corresponding to the sending ends received by the receiving end with the audio stability coefficient range corresponding to the first-level fault type stored in the communication line database, and judging that the first-level fault type exists in the sending end received by the receiving end if the audio stability coefficient corresponding to the sending end received by the receiving end is within the audio stability coefficient range corresponding to the first-level fault type.
E2: and comparing the noise pollution coefficient corresponding to each transmitting end received by the receiving end with the noise pollution coefficient range corresponding to the secondary fault type stored in the communication line database, and judging that the secondary fault type exists in the transmitting end received by the receiving end if the noise pollution coefficient corresponding to a certain transmitting end received by the receiving end is within the audio frequency stable coefficient range corresponding to the secondary fault type.
E3: and comparing the sound volume reasonable coefficient corresponding to each transmitting end received by the receiving end with the sound volume reasonable coefficient range corresponding to the three-level fault type stored in the communication line database, and judging that the transmitting end received by the receiving end has the three-level fault type if the sound volume reasonable coefficient corresponding to a certain transmitting end received by the receiving end is within the sound volume reasonable coefficient range corresponding to the three-level fault type.
E4: and obtaining the fault type corresponding to each sending end received by the receiving end.
Further, the method for analyzing the fault degree corresponding to each transmitting end received by the receiving end specifically includes: f1: obtaining the types of the corresponding fault types of each sending end received by the receiving end, marking the fault degree corresponding to the sending end received by the receiving end as a primary degree if the types of the corresponding fault types of a certain sending end received by the receiving end are one, marking the fault degree corresponding to the sending end received by the receiving end as a middle degree if the types of the corresponding fault types of a certain sending end received by the receiving end are two, marking the fault degree corresponding to the sending end received by the receiving end as a high degree if the types of the corresponding fault types of a certain sending end received by the receiving end are three,
F2: and counting the fault degree corresponding to each transmitting end received by the receiving end.
Further, the specific method for performing corresponding management according to the fault type and the fault degree corresponding to each sending end received by the receiving end is as follows: and sending the fault types and the fault degrees corresponding to the sending ends received by the receiving ends to a communication line safety management center, and carrying out corresponding early warning.
Compared with the prior art, the embodiment of the invention has at least the following advantages or beneficial effects: (1) According to the monitoring camera transmission audio detection analysis method, the signal intensity values of the receiving end and the sending end are analyzed before audio transmission, and when the signal intensity values of the receiving end and the sending end meet the requirements, the audio transmission is carried out again, so that the signal intensity values when the audio is just started to be transmitted can be ensured to meet the requirements, the premise of the audio transmission can be ensured, the phenomenon that the signal intensity values are not high when the audio is just started to be transmitted is avoided, and further reliability guarantee is provided for further fault type analysis of the audio transmission.
(2) According to the invention, the monitoring camera is used for detecting and analyzing whether the audio transmission noise and the audio transmission volume are reasonable or not, analyzing whether the audio transmission statement is reasonable or not, and analyzing the rationality of the interval time between two words in each statement in the transmission audio when the audio transmission statement is reasonably analyzed or not, and analyzing the rationality of the interval time between each statement in the transmission audio, so that the problem of inaccurate analysis results is avoided, the phenomenon that the detection mode is single and uncontrollable due to manual judgment is avoided, the rationality of the audio transmission noise and the rationality of the transmission volume are quantized further, and the discontinuous phenomenon of the statement is avoided, and the occurrence rate of the problem that the signal is unstable but is not considered is reduced, thereby ensuring the accuracy of the audio transmission analysis.
Drawings
The invention will be further described with reference to the accompanying drawings, in which embodiments do not constitute any limitation of the invention, and other drawings can be obtained by one of ordinary skill in the art without inventive effort from the following drawings.
Fig. 1 is a schematic diagram of the module connection of the present invention.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1, the present invention provides a multi-channel communication line intelligent monitoring management system, comprising: the system comprises a sending end and receiving end network signal detection module, a sending end audio transmission module, a receiving end audio statement analysis module, a receiving end audio noise analysis module, a receiving end audio volume analysis module, a fault diagnosis analysis module, a communication line database and a management terminal.
The system comprises an originating terminal, a receiving terminal network signal detection module, a receiving terminal audio signal volume analysis module, a fault diagnosis analysis module, a communication line database and a management terminal, wherein the originating terminal and the receiving terminal network signal detection module are connected with the transmitting terminal audio transmission module, the transmitting terminal audio transmission module is respectively connected with the receiving terminal audio statement analysis module, the receiving terminal audio noise analysis module and the receiving terminal audio volume analysis module, and the receiving terminal audio statement analysis module, the receiving terminal audio noise analysis module and the receiving terminal audio volume analysis module are respectively connected with the fault diagnosis analysis module.
The network signal detection modules of the receiving end and the originating end are used for detecting network signals of the receiving end and each originating end, and further obtaining signal intensity values of the receiving end and each originating end.
It should be noted that, the originating terminal is a monitoring camera, and the receiving terminal is a display screen.
The network signal detector is used to detect the network signals of the receiving end and each originating end.
The sending end audio transmission module is used for transmitting the audio to the receiving end after the signal intensity values of the receiving end and each originating end meet the requirements.
In a specific embodiment of the present invention, the specific method for transmitting audio to the receiving end after the signal strength values of the receiving end and each originating end reach the requirements is as follows: a1: comparing the signal intensity value of each initiator with a preset signal intensity threshold value of the initiator, if the signal intensity value of a certain initiator is larger than or equal to the signal intensity threshold value of the initiator, marking the state of the initiator as transmitting permission, otherwise marking the state of the initiator as transmitting prohibition, and further obtaining the state of each initiator.
A2: and comparing the signal intensity value of the receiving end with a preset signal intensity threshold value of the receiving end, if the signal intensity value of the receiving end is larger than or equal to the signal intensity threshold value of the receiving end, marking the state of the receiving end as receiving permission, otherwise, marking the state of the receiving end as receiving prohibition.
A3: acquiring the state of a receiving end and the state of each originating end, and if the state of a certain originating end is allowed to be transmitted, marking the originating end as a transmitting end, thereby acquiring each transmitting end.
A4: when the state of the receiving end is that the receiving is allowed, the audio is transmitted from each sending end to the receiving end.
According to the monitoring camera transmission audio detection analysis method, the signal intensity values of the receiving end and the sending end are analyzed before audio transmission, and when the signal intensity values of the receiving end and the sending end meet the requirements, the audio transmission is carried out again, so that the signal intensity values when the audio is just started to be transmitted can be ensured to meet the requirements, the premise of the audio transmission can be ensured, the phenomenon that the signal intensity values are not high when the audio is just started to be transmitted is avoided, and further reliability guarantee is provided for further fault type analysis of the audio transmission.
The receiving end audio statement analysis module is used for extracting the statement of the audio of each sending end received by the receiving end, and further obtaining each statement of the audio of each sending end received by the receiving end, so that the audio stability coefficient corresponding to each sending end received by the receiving end is analyzed accordingly.
In a specific embodiment of the present invention, the specific method for analyzing the audio stability coefficient corresponding to each transmitting end received by the receiving end is: b1: acquiring each word of each sentence in the audio of each sending end received by the receiving end, and further acquiring a time point corresponding to each word of each sentence in the audio of each sending end received by the receiving end.
B2: according to the time point corresponding to each word of each sentence in the audio of each sending end received by the receiving end, analyzing the pause suitability coefficient corresponding to each word corresponding to each sending end received by the receiving end, wherein the calculation formula is as follows: Wherein WD i is expressed as a proper coefficient of pause between words corresponding to the ith sender received by the receiver,/> Expressed as a time point corresponding to the mth word of the p-th sentence in the audio of the ith sender received by the receiver,/>The time point corresponding to the (m+1) th single word of the p-th sentence in the audio of the i-th sending end received by the receiving end is indicated, DT' is indicated as a preset proper interval duration between two words, i is indicated as the number of each sending end, i=1, 2, n, p is indicated as the number of each sentence, p=1, 2, q, m is indicated as the number of each single word, m=1, 2, l, q is indicated as the number of sentences, and l is indicated as the number of single words.
B3: the method comprises the steps of obtaining time points corresponding to first words and last words in sentences in audio of each sending end received by a receiving end, analyzing pause suitability coefficients among sentences corresponding to each sending end received by the receiving end according to the time points, wherein a calculation formula is as follows: Wherein WT i is represented as a pause suitability coefficient between sentences corresponding to the ith transmitting end received by the receiving end, DS i(p+1) is represented as a time point corresponding to the first word in the (p+1) th sentence in the audio of the ith transmitting end received by the receiving end, DW ip is represented as a time point corresponding to the last word in the (p) th sentence in the audio of the ith transmitting end received by the receiving end, DD' is represented as a preset suitable interval duration between the two sentences, and e is represented as a natural constant.
B4: according to the pause suitability coefficients between words and the pause suitability coefficients between sentences corresponding to the audio of each sending end received by the receiving end, the audio stability coefficients corresponding to each sending end received by the receiving end are analyzed, and the calculation formula is as follows: Wherein/> The method is characterized in that the method is represented as an audio stability coefficient corresponding to an ith transmitting end received by a receiving end, and lambda 1、λ2 is respectively represented as a pause suitability coefficient between single words corresponding to audio of the transmitting end received by the preset receiving end and a correction factor of the pause suitability coefficient between sentences.
The receiving end audio noise analysis module is used for carrying out noise reduction processing on the audio of each sending end received by the receiving end, so as to analyze noise pollution coefficients corresponding to each sending end received by the receiving end.
In a specific embodiment of the present invention, the specific method for analyzing the noise pollution coefficient corresponding to each transmitting end received by the receiving end is: c1: and acquiring the noise reduction time length corresponding to the audio frequency of each sending end received by the receiving end.
C2: according to the noise reduction time length corresponding to the audio frequency of each sending end received by the receiving end, the noise pollution coefficient corresponding to each sending end received by the receiving end is analyzed, and the calculation formula is as follows: Wherein ZW i represents a noise pollution coefficient corresponding to the ith transmitting end received by the receiving end, SC i represents a noise reduction duration corresponding to the audio of the ith transmitting end received by the receiving end, and γ 1 represents a noise pollution factor corresponding to a preset unit noise reduction duration.
The receiving end audio volume analysis module is used for generating a waveform diagram according to the audio of each sending end received by the receiving end, further obtaining the waveform diagram of the audio of each sending end received by the receiving end, and analyzing the sound volume reasonable coefficient corresponding to each sending end received by the receiving end according to the waveform diagram.
In a specific embodiment of the present invention, the specific analysis method for analyzing the sound volume reasonable coefficient corresponding to each transmitting end received by the receiving end is: d1: dividing the waveform diagram of the audio of each transmitting end received by the receiving end into waveform diagram subareas according to a preset time interval, and obtaining each peak value and each trough value in each waveform diagram subarea of the audio of each transmitting end received by the receiving end.
D2: according to the wave peak value and wave trough value in each wave diagram subarea of the audio of each sending end received by the receiving end, analyzing the volume mean value of the audio of each sending end received by the receiving end, wherein the calculation formula is as follows: Wherein YL i is represented as a volume average value of the audio belonging to the i-th transmitting end received by the receiving end, BF ihv is represented as a v-th peak value in the h-th waveform diagram sub-area of the audio belonging to the i-th transmitting end received by the receiving end, BG ihf is represented as an f-th valley value in the h-th waveform diagram sub-area of the audio belonging to the i-th transmitting end received by the receiving end, h is represented as a number of each waveform diagram sub-area, h=1, 2, g, v is represented as a number of each peak value, v=1, 2, t, g is represented as the number of waveform diagram sub-areas, t is represented as the number of peak values, f is represented as the number of each valley value, f=1, 2, r, r is represented as the number of valley values.
D3: according to the wave peak value, the wave trough value and the volume average value in each waveform diagram subarea of the audio of each sending end received by the receiving end, analyzing the volume uniformity coefficient corresponding to each sending end received by the receiving end, wherein the calculation formula is as follows:
Wherein YJ i is a volume uniformity coefficient corresponding to the ith transmitting end received by the receiving end, and χ 1、χ2 is a weight coefficient corresponding to the peak value and the trough value of the audio frequency of the transmitting end received by the receiving end.
D4: extracting the maximum peak value, the minimum peak value, the maximum valley value and the minimum valley value in each waveform diagram subarea of the audio of each transmitting end received by the receiving end from each peak value and each valley value in each waveform diagram subarea of the audio of each transmitting end received by the receiving end, analyzing the volume fluctuation coefficient corresponding to each transmitting end received by the receiving end according to the maximum peak value, the minimum peak value, the maximum valley value and the minimum valley value, wherein the calculation formula is as follows: The YB i is represented as a volume fluctuation coefficient corresponding to the ith transmitting end received by the receiving end, the BFD ih、BFXih、BGDih、BGXih is respectively represented as a maximum peak value, a minimum peak value, a maximum trough value and a minimum trough value in the h waveform diagram subarea of the audio frequency of the ith transmitting end received by the receiving end, and the δ 1、δ2 is respectively represented as a crest value fluctuation value and a correction factor of the trough value fluctuation value corresponding to the transmitting end of the receiving end.
D5: according to the volume uniformity coefficient and the volume fluctuation coefficient corresponding to each transmitting end received by the receiving end, the volume reasonable coefficient corresponding to each transmitting end received by the receiving end is analyzed, and the calculation formula is as follows: Wherein, psi i is represented as a sound volume reasonable coefficient corresponding to the ith transmitting end received by the receiving end, and theta 1、θ2 is respectively represented as a sound volume uniform coefficient corresponding to the transmitting end received by the receiving end and a duty factor to which a sound volume fluctuation coefficient belongs.
According to the invention, the monitoring camera is used for detecting and analyzing whether the audio transmission noise and the audio transmission volume are reasonable or not, analyzing whether the audio transmission statement is reasonable or not, and analyzing the rationality of the interval time between two words in each statement in the transmission audio when the audio transmission statement is reasonably analyzed or not, and analyzing the rationality of the interval time between each statement in the transmission audio, so that the problem of inaccurate analysis results is avoided, the phenomenon that the detection mode is single and uncontrollable due to manual judgment is avoided, the rationality of the audio transmission noise and the rationality of the transmission volume are quantized further, and the discontinuous phenomenon of the statement is avoided, and the occurrence rate of the problem that the signal is unstable but is not considered is reduced, thereby ensuring the accuracy of the audio transmission analysis.
The fault diagnosis analysis module is used for analyzing the fault type and the fault degree corresponding to each sending end received by the receiving end based on the audio stability coefficient, the noise pollution coefficient and the sound volume reasonable coefficient corresponding to each sending end received by the receiving end.
In a specific embodiment of the present invention, the analyzing the fault type corresponding to each sending end received by the receiving end includes: e1: comparing the audio stability coefficients corresponding to the sending ends received by the receiving end with the audio stability coefficient range corresponding to the first-level fault type stored in the communication line database, and judging that the first-level fault type exists in the sending end received by the receiving end if the audio stability coefficient corresponding to the sending end received by the receiving end is within the audio stability coefficient range corresponding to the first-level fault type.
E2: and comparing the noise pollution coefficient corresponding to each transmitting end received by the receiving end with the noise pollution coefficient range corresponding to the secondary fault type stored in the communication line database, and judging that the secondary fault type exists in the transmitting end received by the receiving end if the noise pollution coefficient corresponding to a certain transmitting end received by the receiving end is within the audio frequency stable coefficient range corresponding to the secondary fault type.
E3: and comparing the sound volume reasonable coefficient corresponding to each transmitting end received by the receiving end with the sound volume reasonable coefficient range corresponding to the three-level fault type stored in the communication line database, and judging that the transmitting end received by the receiving end has the three-level fault type if the sound volume reasonable coefficient corresponding to a certain transmitting end received by the receiving end is within the sound volume reasonable coefficient range corresponding to the three-level fault type.
E4: and obtaining the fault type corresponding to each sending end received by the receiving end.
It should be noted that the primary fault type is signal instability, the secondary fault type is interference of other devices, and the tertiary fault type is damage of volume equipment.
It should be noted that, the fault types corresponding to each transmitting end received by the receiving end may be a primary fault type, a secondary fault type or a tertiary fault type, may be a primary fault type and a secondary fault type, a primary fault type and a tertiary fault type, and a secondary fault type and a tertiary fault type, and may also be a primary fault type, a secondary fault type and a tertiary fault type.
In a specific embodiment of the present invention, the analyzing the fault degree corresponding to each transmitting end received by the receiving end includes: f1: the method comprises the steps of obtaining the types of the corresponding fault types of each sending end, marking the fault degree corresponding to the sending end received by the receiving end as a primary degree if the types of the corresponding fault types of a certain sending end received by the receiving end are one, marking the fault degree corresponding to the sending end received by the receiving end as a middle degree if the types of the corresponding fault types of the certain sending end received by the receiving end are two, and marking the fault degree corresponding to the sending end received by the receiving end as a high degree if the types of the corresponding fault types of the certain sending end received by the receiving end are three.
F2: and counting the fault degree corresponding to each transmitting end received by the receiving end.
The communication line database is used for storing the audio frequency stability coefficient range corresponding to the primary fault type, storing the noise pollution coefficient range corresponding to the secondary fault type and storing the sound volume reasonable coefficient range corresponding to the tertiary fault type.
The management terminal is used for carrying out corresponding management according to the fault types and the fault degrees corresponding to the sending ends received by the receiving ends.
In a specific embodiment of the present invention, the specific method for performing corresponding management according to the fault type and the fault degree corresponding to each sending end received by the receiving end includes: and sending the fault types and the fault degrees corresponding to the sending ends received by the receiving ends to a communication line safety management center, and carrying out corresponding early warning.
The foregoing is merely illustrative of the structures of this invention and various modifications, additions and substitutions for those skilled in the art can be made to the described embodiments without departing from the scope of the invention or from the scope of the invention as defined in the accompanying claims.
Claims (2)
1. An intelligent monitoring and management system for a multichannel communication line, comprising: the system comprises an originating terminal and a receiving terminal network signal detection module, a sending terminal audio transmission module, a receiving terminal audio statement analysis module, a receiving terminal audio noise analysis module, a receiving terminal audio volume analysis module, a fault diagnosis analysis module, a communication line database and a management terminal;
The network signal detection modules of the receiving end and the originating end are used for detecting network signals of the receiving end and each originating end, and further obtaining signal intensity values of the receiving end and each originating end;
The sending end audio transmission module is used for transmitting audio to the receiving end after the signal intensity values of the receiving end and each originating end meet the requirements;
The receiving end audio statement analysis module is used for extracting the statement of the audio of each sending end received by the receiving end, so as to obtain each statement of the audio of each sending end received by the receiving end, and accordingly analyze the audio stability coefficient corresponding to each sending end received by the receiving end;
The receiving end audio noise analysis module is used for carrying out noise reduction processing on the audio of each sending end received by the receiving end, so as to analyze noise pollution coefficients corresponding to each sending end received by the receiving end;
The receiving end audio volume analysis module is used for generating a waveform chart according to the audio of each sending end received by the receiving end, further obtaining the waveform chart of the audio of each sending end received by the receiving end, and analyzing the sound volume reasonable coefficient corresponding to each sending end received by the receiving end according to the waveform chart;
The fault diagnosis analysis module is used for analyzing the fault type and the fault degree corresponding to each sending end received by the receiving end based on the audio stability coefficient, the noise pollution coefficient and the sound volume reasonable coefficient corresponding to each sending end received by the receiving end;
the communication line database is used for storing an audio stability coefficient range corresponding to a primary fault type, storing a noise pollution coefficient range corresponding to a secondary fault type and storing a sound volume reasonable coefficient range corresponding to a tertiary fault type;
The management terminal is used for carrying out corresponding management according to the fault types and the fault degrees corresponding to the sending terminals received by the receiving terminals;
the specific method for transmitting the audio to the receiving end after the signal intensity values of the receiving end and each originating end meet the requirements comprises the following steps:
A1: comparing the signal intensity value of each initiator with a preset signal intensity threshold value of the initiator, if the signal intensity value of a certain initiator is larger than or equal to the signal intensity threshold value of the initiator, marking the state of the initiator as transmission permission, otherwise marking the state of the initiator as transmission prohibition, and further obtaining the state of each initiator;
A2: comparing the signal intensity value of the receiving end with a preset signal intensity threshold value of the receiving end, if the signal intensity value of the receiving end is larger than or equal to the signal intensity threshold value of the receiving end, marking the state of the receiving end as receiving permission, otherwise, marking the state of the receiving end as receiving prohibition;
a3: acquiring the state of a receiving end and the state of each originating end, and if the state of a certain originating end is allowed to be transmitted, marking the originating end as a transmitting end so as to acquire each transmitting end;
A4: when the state of the receiving end is that the receiving is allowed, transmitting audio from each sending end to the receiving end;
The specific method for analyzing the audio stability coefficient corresponding to each sending end received by the receiving end comprises the following steps:
B1: acquiring each word of each sentence in the audio of each sending end received by a receiving end, and further acquiring a time point corresponding to each word of each sentence in the audio of each sending end received by the receiving end;
B2: according to the time point corresponding to each word of each sentence in the audio of each sending end received by the receiving end, the pause suitability coefficient between the words corresponding to each sending end received by the receiving end is analyzed, and the calculation formula is as follows: wherein/> Expressed as the received/>, at the receiving endPause suitability coefficient between words corresponding to each sender,/>Expressed as the received/>, at the receiving endThe/>, in the audio to which the sender belongsThe/>, of the individual statementTime point corresponding to individual word,/>Expressed as the received/>, at the receiving endThe/>, in the audio to which the sender belongsThe/>, of the individual statementTime point corresponding to individual word,/>Expressed as a proper time length of interval between preset two words,/>Expressed as the number of each sender,/>，/>Expressed as the number of each sentence,/>，/>Expressed as the number of each word,/>，/>Expressed as the number of sentences,/>Expressed as the number of words;
B3: the method comprises the steps of obtaining time points corresponding to first words and last words in sentences in audio of each sending end received by a receiving end, analyzing pause suitability coefficients among sentences corresponding to each sending end received by the receiving end according to the time points, wherein a calculation formula is as follows: wherein/> Expressed as the received/>, at the receiving endPause suitability coefficient between sentences corresponding to each sending end,/>Expressed as the received/>, at the receiving endThe/>, in the audio to which the sender belongsTime point corresponding to first word in each statement,/>Expressed as the received/>, at the receiving endThe/>, in the audio to which the sender belongsTime point corresponding to tail word in each statement,/>Expressed as a proper interval duration between two preset sentences,/>Expressed as natural constants;
b4: according to the pause suitability coefficients between words and the pause suitability coefficients between sentences corresponding to the audio of each sending end received by the receiving end, the audio stability coefficients corresponding to each sending end received by the receiving end are analyzed, and the calculation formula is as follows: wherein/> Expressed as the received/>, at the receiving endCorresponding audio stability coefficient of each transmitting end,/>Representing correction factors of proper coefficients of pauses between words corresponding to audio frequency of a sending end received by a preset receiving end,/>Representing correction factors of pause suitability coefficients between sentences corresponding to audio of a sending end received by a preset receiving end;
The specific method for analyzing the noise pollution coefficient corresponding to each transmitting end received by the receiving end comprises the following steps:
c1: acquiring the noise reduction time length corresponding to the audio frequency of each transmitting end received by the receiving end;
c2: according to the noise reduction time length corresponding to the audio frequency of each sending end received by the receiving end, the noise pollution coefficient corresponding to each sending end received by the receiving end is analyzed, and the calculation formula is as follows: wherein/> Expressed as the received/>, at the receiving endNoise pollution coefficient corresponding to each transmitting end,/>Expressed as the received/>, at the receiving endNoise reduction duration corresponding to audio frequency of each transmitting endThe noise pollution factor is represented as a noise pollution factor corresponding to a preset unit noise reduction duration;
the specific analysis method for analyzing the sound volume reasonable coefficient corresponding to each sending end received by the receiving end comprises the following steps:
D1: dividing a waveform diagram of the audio of each transmitting end received by a receiving end into waveform diagram subareas according to a preset time interval, and acquiring each peak value and each trough value in each waveform diagram subarea of the audio of each transmitting end received by the receiving end;
d2: according to the wave peak value and wave trough value in each wave diagram subarea of the audio of each sending end received by the receiving end, analyzing the volume mean value of the audio of each sending end received by the receiving end, wherein the calculation formula is as follows: wherein/> Expressed as the received/>, at the receiving endVolume average value of audio of each sending endExpressed as the received/>, at the receiving endThe/>, of the audio to which the sender belongsFirst/>, within the waveform diagram subregionPeak value,/>Expressed as the received/>, at the receiving endThe/>, of the audio to which the sender belongsFirst/>, within the waveform diagram subregionWave trough value,/>Expressed as the number of each waveform diagram subregion,/>，/>Expressed as the number of each peak value,/>，/>Expressed as the number of waveform diagram subregions,/>Expressed as the number of wave peaks,/>Number expressed as each trough value/(，/>Expressed as the number of valley values;
D3: according to the wave peak value, the wave trough value and the volume average value in each waveform diagram subarea of the audio of each sending end received by the receiving end, analyzing the volume uniformity coefficient corresponding to each sending end received by the receiving end, wherein the calculation formula is as follows: wherein/> Expressed as the received/>, at the receiving endVolume uniformity coefficient corresponding to each transmitting end,/>Representing a weight coefficient corresponding to a crest value of audio frequency of a sending end received by a receiving endThe weight coefficient is represented as a weight coefficient corresponding to the trough value of the audio frequency of the transmitting end received by the receiving end;
d4: extracting the maximum peak value, the minimum peak value, the maximum valley value and the minimum valley value in each waveform diagram subarea of the audio of each transmitting end received by the receiving end from each peak value and each valley value in each waveform diagram subarea of the audio of each transmitting end received by the receiving end, analyzing the volume fluctuation coefficient corresponding to each transmitting end received by the receiving end according to the maximum peak value, the minimum peak value, the maximum valley value and the minimum valley value, wherein the calculation formula is as follows: wherein/> Expressed as the received/>, at the receiving endVolume fluctuation coefficient corresponding to each transmitting end,/>、/>、/>、/>Respectively expressed as the received/>, of the receiving endThe/>, of the audio to which the sender belongsMaximum peak value, minimum peak value, maximum trough value and minimum trough value in each waveform diagram subarea,/>Expressed as a correction factor to which the peak value fluctuation value corresponding to the transmitting end of the receiving end belongs,The correction factor is expressed as a correction factor to which the wave trough value fluctuation value corresponding to the transmitting end of the receiving end belongs;
D5: according to the volume uniformity coefficient and the volume fluctuation coefficient corresponding to each transmitting end received by the receiving end, the volume reasonable coefficient corresponding to each transmitting end received by the receiving end is analyzed, and the calculation formula is as follows: wherein/> Expressed as the received/>, at the receiving endSound volume reasonable coefficient corresponding to each transmitting end,/>Representing the duty factor of the volume uniformity coefficient corresponding to the transmitting end received by the receiving end,/>Representing the duty factor of the volume fluctuation coefficient corresponding to the sending end received by the receiving end;
the specific method for analyzing the fault types corresponding to each sending end received by the receiving end comprises the following steps:
e1: comparing the audio stability coefficients corresponding to the sending ends received by the receiving end with the audio stability coefficient range corresponding to the first-level fault type stored in the communication line database, and judging that the first-level fault type exists in the sending end received by the receiving end if the audio stability coefficient corresponding to the sending end received by the receiving end is within the audio stability coefficient range corresponding to the first-level fault type;
e2: comparing the noise pollution coefficient corresponding to each transmitting end received by the receiving end with the noise pollution coefficient range corresponding to the secondary fault type stored in the communication line database, and judging that the secondary fault type exists in the transmitting end received by the receiving end if the noise pollution coefficient corresponding to a certain transmitting end received by the receiving end is within the noise pollution coefficient range corresponding to the secondary fault type;
E3: comparing the sound volume reasonable coefficient corresponding to each transmitting end received by the receiving end with the sound volume reasonable coefficient range corresponding to the three-level fault type stored in the communication line database, and judging that the transmitting end received by the receiving end has the three-level fault type if the sound volume reasonable coefficient corresponding to a certain transmitting end received by the receiving end is within the sound volume reasonable coefficient range corresponding to the three-level fault type;
e4: obtaining fault types corresponding to each sending end received by a receiving end;
the specific method for analyzing the fault degree corresponding to each sending end received by the receiving end comprises the following steps:
f1: obtaining the types of the corresponding fault types of each sending end received by the receiving end, marking the fault degree corresponding to the sending end received by the receiving end as a primary degree if the types of the corresponding fault types of a certain sending end received by the receiving end are one, marking the fault degree corresponding to the sending end received by the receiving end as a middle degree if the types of the corresponding fault types of a certain sending end received by the receiving end are two, and marking the fault degree corresponding to the sending end received by the receiving end as a high degree if the types of the corresponding fault types of a certain sending end received by the receiving end are three;
f2: and counting the fault degree corresponding to each transmitting end received by the receiving end.
2. The intelligent monitoring and management system for a multi-channel communication line according to claim 1, wherein: the specific method for carrying out corresponding management according to the fault types and the fault degrees corresponding to the sending ends received by the receiving ends comprises the following steps: and sending the fault types and the fault degrees corresponding to the sending ends received by the receiving ends to a communication line safety management center, and carrying out corresponding early warning.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211448180.0A CN115834431B (en) | 2022-11-18 | 2022-11-18 | Multichannel communication line intelligent monitoring management system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211448180.0A CN115834431B (en) | 2022-11-18 | 2022-11-18 | Multichannel communication line intelligent monitoring management system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115834431A CN115834431A (en) | 2023-03-21 |
| CN115834431B true CN115834431B (en) | 2024-05-28 |
Family
ID=85529200
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211448180.0A Active CN115834431B (en) | 2022-11-18 | 2022-11-18 | Multichannel communication line intelligent monitoring management system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115834431B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB0104955D0 (en) * | 2001-02-28 | 2001-04-18 | Ntl Group Ltd | Signal processing systems |
| CN110636176A (en) * | 2019-10-09 | 2019-12-31 | 科大讯飞股份有限公司 | Call fault detection method, device, equipment and storage medium |
| CN110989962A (en) * | 2019-11-15 | 2020-04-10 | 苏炜 | Audio transmission signal maintenance method |
| CN111609883A (en) * | 2020-05-20 | 2020-09-01 | 合肥惠科达信息科技有限责任公司 | Communication machine room protection monitoring management system based on big data |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10978050B2 (en) * | 2018-02-20 | 2021-04-13 | Intellivision Technologies Corp. | Audio type detection |
| US10580288B2 (en) * | 2018-06-12 | 2020-03-03 | Blackberry Limited | Alert fault detection system and method |
| KR20220050565A (en) * | 2020-10-16 | 2022-04-25 | 엘지전자 주식회사 | Terminal apparatus and method for registrating electronic device thereof |
-
2022
- 2022-11-18 CN CN202211448180.0A patent/CN115834431B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB0104955D0 (en) * | 2001-02-28 | 2001-04-18 | Ntl Group Ltd | Signal processing systems |
| CN110636176A (en) * | 2019-10-09 | 2019-12-31 | 科大讯飞股份有限公司 | Call fault detection method, device, equipment and storage medium |
| CN110989962A (en) * | 2019-11-15 | 2020-04-10 | 苏炜 | Audio transmission signal maintenance method |
| CN111609883A (en) * | 2020-05-20 | 2020-09-01 | 合肥惠科达信息科技有限责任公司 | Communication machine room protection monitoring management system based on big data |
Non-Patent Citations (2)
| Title |
|---|
| 广播电视数字音频响度监测方法及实现;李厦;吴雪松;樊刚;;广播与电视技术;20180315(第03期);第126-129页 * |
| 无人值守变电站电力设备音频监测及故障诊断系统;易琳;沈琦;王锐;王柯;彭向阳;;计算机测量与控制;20171125(第11期);第9-12页 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN115834431A (en) | 2023-03-21 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111541661A (en) | Power information network attack scene reconstruction method and system based on causal knowledge | |
| US20200302054A1 (en) | Method for detecting physical intrusion attack in industrial control system based on analysis of signals on serial communication bus | |
| WO2021057107A1 (en) | Direct-current arc detection method, apparatus, device and system and storage medium | |
| CN116246407A (en) | Agriculture and forestry area fire early warning supervisory systems based on artificial intelligence | |
| CN105069695A (en) | Intelligent substation real-time risk analysis system and analysis method | |
| CN116884193A (en) | Chip factory intelligent production monitoring alarm system based on multi-terminal induction fusion | |
| CN116108402A (en) | Method, equipment and storage medium based on electric power multi-source heterogeneous data fusion analysis | |
| CN115834431B (en) | Multichannel communication line intelligent monitoring management system | |
| CN117406137B (en) | Method and system for monitoring lightning leakage current of power transmission line | |
| CN116980285B (en) | Data processing-based intelligent detection response method, system and medium for resident operation and maintenance | |
| CN118015808A (en) | Intelligent security monitoring method and system | |
| WO2024119983A1 (en) | Anomality detection method and apparatus for cable terminal of rail vehicle | |
| CN111934800B (en) | Broadcast content monitoring method and system | |
| CN104796822A (en) | Audio howling detection method, video monitoring method and system using same | |
| CN111107092A (en) | Attack recognition method based on random forest algorithm and energy storage coordination control device | |
| CN114338088B (en) | Evaluation method and evaluation system for network security level of substation power monitoring system | |
| CN115424634A (en) | Audio and video stream data processing method and device, electronic equipment and storage medium | |
| CN115175174A (en) | Method for realizing probe equipment management and control system based on Internet of things platform | |
| CN115236398A (en) | Distribution network harmonic real-time state evaluation and data transmission method and system | |
| CN114942364A (en) | Substation fault diagnosis method and system based on knowledge graph technology | |
| CN114166491A (en) | Target equipment fault monitoring method and device, electronic equipment and medium | |
| CN114708557B (en) | Electric power construction monitoring method and system based on air-ground communication | |
| CN113743717B (en) | Reminding method, equipment and storage medium based on grading technology | |
| CN116743508B (en) | Method, device, equipment and medium for detecting network attack chain of power system | |
| CN116820896B (en) | Physical signal-based non-invasive industrial control terminal abnormality detection method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |