CN118804168B - An intelligent multi-frequency adaptive intercom system - Google Patents
An intelligent multi-frequency adaptive intercom system Download PDFInfo
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/0005—Control or signalling for completing the hand-off
- H04W36/0083—Determination of parameters used for hand-off, e.g. generation or modification of neighbour cell lists
- H04W36/0085—Hand-off measurements
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/30—Monitoring; Testing of propagation channels
- H04B17/309—Measuring or estimating channel quality parameters
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/30—Monitoring; Testing of propagation channels
- H04B17/382—Monitoring; Testing of propagation channels for resource allocation, admission control or handover
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
- H04W24/08—Testing, supervising or monitoring using real traffic
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/24—Reselection being triggered by specific parameters
- H04W36/30—Reselection being triggered by specific parameters by measured or perceived connection quality data
- H04W36/304—Reselection being triggered by specific parameters by measured or perceived connection quality data due to measured or perceived resources with higher communication quality
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
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Abstract
The invention relates to the technical field of interphones, in particular to an intelligent multi-frequency self-adaptive interphone system which comprises a monitoring module, an analysis module and an evaluation module, wherein the monitoring module is used for monitoring state parameters of all communication channels of the interphone in real time, the analysis module is used for receiving transmission audio of the interphone, analyzing the transmission condition demand of the transmission audio of the interphone, the evaluation module is used for receiving the state parameters of the communication channels monitored by the operation of the monitoring module and evaluating the transmission capacity of the communication channels based on the state parameters of the communication channels, the invention analyzes and evaluates the transmission condition demand of the transmission audio of the interphone and the transmission capacity of all the communication channels through the monitoring of the state parameters of the communication channels of the interphone, further decides whether to switch the communication channels or not based on analysis and evaluation results, and when the communication channels are required to be switched, the communication channels are switched to targets, so that the interphone can be switched adaptively and autonomously in all communication scenes, thereby guaranteeing the communication quality of the interphone is provided, and better communication service is provided for interphone users.
Description
Technical Field
The invention relates to the technical field of interphones, in particular to an intelligent multi-frequency self-adaptive interphone system.
Background
The interphone is a bidirectional mobile communication tool, can communicate without any network support, has no telephone charge, and is suitable for occasions with relatively fixed and frequent communication.
The invention discloses a communication method of an interphone system, which is disclosed in the patent application No. 201710788469.X, wherein the interphone system comprises a master machine and at least one slave machine, and is characterized in that the master machine can be switched between a normal communication mode and a pairing communication mode, at least one slave machine can only work in the pairing communication mode, when the master machine works in the pairing communication mode, the master machine determines an idle channel through channel searching to send a pairing request to the slave machine in communication connection with the fixed channel according to a preset fixed channel, the pairing request carries the idle channel and a mute code, and the slave machine to be in communication connection with the fixed channel is successfully paired with the master machine according to the idle channel and the mute code in the pairing request, and the master machine working in the pairing communication mode only communicates with the successful slave machine through the idle channel and the mute code, wherein the successful slave machine is not allowed to set the idle channel and the mute code when the successful slave machine is paired with the master machine.
The application aims at solving the problem that when two interphones are in a call state, if one of the interphones changes a set working channel and mute code due to misoperation of a user, the call of the two interphones is interrupted. If the intercom set is used by a mobility impaired person, an old person or a child, the user may not be able to return to the original conversation state due to the user.
When the communication quality of the interphone is poor, the communication quality is often improved by trying to switch the communication channel, but the operation of trying to switch the communication channel by the interphone user is often that the communication channel to be switched is selected according to self experience or trying to switch next channel, and the optimal communication channel switching target is not easy to find in the mode;
therefore, we propose an intelligent multi-frequency adaptive interphone system.
Disclosure of Invention
Aiming at the defects existing in the prior art, the invention provides an intelligent multi-frequency self-adaptive interphone system, which solves the technical problems in the background art.
In order to achieve the above purpose, the invention is realized by the following technical scheme:
an intelligent multi-frequency adaptive intercom system comprising:
The monitoring module is used for monitoring the state parameters of all communication channels of the interphone in real time; the system comprises an analysis module, an evaluation module, a decision module, a capturing module, a control module and a control module, wherein the analysis module is used for receiving the transmission audio of the interphone, analyzing the transmission audio transmission condition demand of the interphone, the evaluation module is used for receiving the communication channel state parameter monitored by the operation of the monitoring module, and evaluating the transmission capacity of the communication channel based on the communication channel state parameter;
The monitoring module is internally connected with a recording unit through a medium, the monitoring module is connected with an analysis module and an evaluation module through a wireless network in an interactive way, the lower level of the evaluation module is connected with a selection unit and a remark unit through the wireless network in an interactive way, the selection unit is connected with the recording unit through the wireless network in an interactive way, the analysis module and the evaluation module are connected with a decision module through the wireless network in an interactive way, the decision module is internally connected with a logic unit through the wireless network in an interactive way, and the decision module is connected with a capturing module through the wireless network in an interactive way.
Still further, the monitoring module is internally provided with a sub-module comprising:
The recording unit is used for recording the state parameters of all communication channels of the interphone, which are monitored by the operation of the monitoring module;
The monitoring module is used for monitoring state parameters of all communication channels of the interphone in real time based on the operation period, wherein the state parameters of the communication channels of the interphone comprise signal strength, noise level, error rate and use frequency, and when the recording unit is used for recording the state parameters of all communication channels of the interphone, the interphone is used for distinguishing and recording based on the operation period of the monitoring module and the state parameters.
Further, the noise level calculation formula in the state parameters of the intercom communication channel is as follows:
;
Wherein: Noise level for the intercom communication channel; The method is a collection of running periods of the interphone communication channel state parameter sources; Is background noise; is signal transmission loss; is the noise inside the interphone; is the squelch suppression amount; Is a parameter 、、、Source run-time of (2);
wherein, noise level of intercom communication channel The smaller the size, the better the definition of the communication voice signal of the interphone, and conversely, the worse the definition of the communication voice signal of the interphone,Representation pairIs the average of the obtained values.
Furthermore, the analysis module is used for analyzing the demand level of the audio transmission condition of the interphone transmission and obeys the following conditions:
;
Wherein: the audio transmission condition demand degree is transmitted for the interphone; for transmitting audio duration; for transmitting audio information density; In order to explain the audio transmission condition demand request stage of the interphone, the frequency of use of the communication channel where the interphone is located; The intelligibility of audio is transmitted to the interphone; Is a normalization factor;
the interphone synchronously converts the audio into text information in the input stage of the audio to be transmitted, and transmits the audio information density Recognizable degree of audio transmitted by interphoneDetermining based on text information obtained by audio conversion, and transmitting audio information densityFor the total word number and the transmission audio time length in the word informationThe ratio of the audio frequency transmitted by the interphoneThe accuracy of the characters obtained by audio conversion is improved.
Still further, the evaluation module is provided with a sub-module at a lower stage, including:
the selection unit is used for selecting the communication channel state parameters monitored by the operation of the monitoring module;
The remarking unit is used for acquiring the communication channel transmission capability assessment result in the assessment module and remarking the communication channel transmission capability assessment result in the corresponding communication channel state parameter;
When the selecting unit selects the state parameters of the communication channel, the state parameters of the communication channel where the interphone is currently located are taken as selection targets, when the estimating module estimates the transmission capacity of the communication channel, the operation of estimating the transmission capacity of the communication channel by using the state parameters of the communication channel selected by the selecting unit, the selecting unit selects the state parameters of the communication channel, the operation is executed in the recording unit, and the remarking unit remarks the estimation result of the transmission capacity of the communication channel in the corresponding state parameters of the communication channel.
Still further, the communication channel transmission capability assessment logic in the assessment module is represented as:
;
Wherein: Representing a value for a transmission capability of a communication channel; Average signal strength for the communication channel; Maximum frequency of use for the communication channel; the average error rate of the communication channel;
Wherein the communication channel transmission capability expression value The larger the communication channel transmission capacity is, the stronger the communication channel transmission capacity is, and conversely, the weaker the communication channel transmission capacity is.
Further, the two interphones are grouped into one group, and when any one of the two interphones executes the communication channel switching, the other interphone synchronously switches to the same communication channel.
Still further, the decision module is internally provided with a sub-module, including:
The logic unit is used for setting switching logic, so that the decision module decides whether to switch the communication frequency and switch the target communication channel when the communication channel is switched based on the switching logic;
the switching logic in the logic unit is as follows:
Setting a switching judgment threshold, comparing the demand degree of the audio transmission condition of the interphone with the switching judgment threshold, and taking the interphone corresponding to the demand degree of the audio transmission condition of the interphone which accords with the switching judgment threshold as a communication channel switching target;
Logic2, when the analysis module and the evaluation module process the target as a group of interphones, the interphone transmission audio transmission condition demand degree meeting the switching judgment threshold value is corresponding to the interphone, and the interphone is switched to the communication channel transmission capacity expression value The largest communication channel;
Logic3, when the processing targets of the analysis module and the evaluation module are not less than two groups of interphones, the interphone transmission audio transmission condition demand degree meeting the switching judgment threshold value is corresponding to the interphone, and the interphone transmission audio transmission condition demand degree which is farthest from the switching judgment threshold value is enabled to be switched to the communication channel transmission capacity expression value preferentially by descending order based on the distance between the interphone transmission audio transmission condition demand degree and the switching judgment threshold value The largest communication channel.
Furthermore, the capturing module provides three groups of interphones recommended by the communication channel switching, and the recommended content of the communication channel switching is text information or audio information of the word of the recommended debugging communication channel.
Compared with the known public technology, the technical scheme provided by the invention has the following beneficial effects:
The invention provides an intelligent multi-frequency self-adaptive interphone system, which is used for analyzing and evaluating the demand of the audio transmission condition of the interphone and the transmission capacity of each communication channel through monitoring the state parameters of the communication channels of the interphone in the operation process, so as to decide whether to switch the communication channels or not based on analysis and evaluation results, and when the communication channels need to be switched, the communication channels switch targets, so that the interphone can be switched adaptively and autonomously in various communication scenes, the communication quality of the interphone is ensured, and higher-quality communication services are provided for interphone users.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It is evident that the drawings in the following description are only some embodiments of the present invention and that other drawings may be obtained from these drawings without inventive effort for a person of ordinary skill in the art.
Fig. 1 is a schematic structural diagram of an intelligent multi-frequency adaptive intercom system.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention more clear, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. It will be apparent that the described embodiments are some, but not all, embodiments of the invention. 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.
The invention is further described below with reference to examples.
Example 1
An intelligent multi-frequency adaptive interphone system according to the embodiment, as shown in fig. 1, includes:
The monitoring module is used for monitoring the state parameters of all communication channels of the interphone in real time;
The inside submodule piece that is provided with of monitoring module includes:
The recording unit is used for recording the state parameters of all communication channels of the interphone, which are monitored by the operation of the monitoring module;
The monitoring module is used for monitoring the state parameters of all communication channels of the interphone in real time based on the operation period, wherein the state parameters of the communication channels of the interphone comprise signal strength, noise level, error rate and use frequency;
The noise level calculation formula in the state parameters of the intercom communication channel is as follows:
;
Wherein: Noise level for the intercom communication channel; The method is a collection of running periods of the interphone communication channel state parameter sources; Is background noise; is signal transmission loss; is the noise inside the interphone; is the squelch suppression amount; Is a parameter 、、、Source run-time of (2);
wherein, noise level of intercom communication channel The smaller the size, the better the definition of the communication voice signal of the interphone, and conversely, the worse the definition of the communication voice signal of the interphone,Representation pairIs averaged;
the analysis module is used for receiving the audio transmitted by the interphone and analyzing the demand of the audio transmission condition transmitted by the interphone;
the analysis module is compliant when analyzing the demand of the audio transmission condition of the interphone transmission:
;
Wherein: the audio transmission condition demand degree is transmitted for the interphone; for transmitting audio duration; for transmitting audio information density; In order to explain the audio transmission condition demand request stage of the interphone, the frequency of use of the communication channel where the interphone is located; The intelligibility of audio is transmitted to the interphone; Is a normalization factor;
the interphone synchronously converts the audio into text information in the input stage of the audio to be transmitted, and transmits the audio information density Recognizable degree of audio transmitted by interphoneDetermining based on text information obtained by audio conversion, and transmitting audio information densityFor the total word number and the transmission audio time length in the word informationThe ratio of the audio frequency transmitted by the interphoneThe accuracy of the characters obtained by audio conversion is improved;
the evaluation module is used for receiving the communication channel state parameters monitored by the operation of the monitoring module and evaluating the transmission capacity of the communication channel based on the communication channel state parameters;
the evaluation module is provided with a sub-module at the lower level, comprising:
the selection unit is used for selecting the communication channel state parameters monitored by the operation of the monitoring module;
The remarking unit is used for acquiring the communication channel transmission capability assessment result in the assessment module and remarking the communication channel transmission capability assessment result in the corresponding communication channel state parameter;
When the selecting unit selects the state parameters of the communication channel, the state parameters of the communication channel where the interphone is currently positioned are taken as selection targets, when the evaluation module evaluates the transmission capacity of the communication channel, the communication channel state parameters selected by the selecting unit are applied to evaluate the transmission capacity of the communication channel, the operation of selecting the state parameters of the communication channel by the selecting unit is executed in the recording unit, and when the remarking unit remarks the evaluation result of the transmission capacity of the communication channel to the state parameters of the corresponding communication channel, the operation is executed in the recording unit;
the communication channel transmission capability assessment logic in the assessment module is expressed as:
;
Wherein: Representing a value for a transmission capability of a communication channel; Average signal strength for the communication channel; Maximum frequency of use for the communication channel; the average error rate of the communication channel;
Wherein the communication channel transmission capability expression value The larger the communication channel transmission capacity is, the stronger the communication channel transmission capacity is, otherwise, the weaker the communication channel transmission capacity is;
The decision module is used for receiving the requirement degree of the audio transmission condition of the intercom transmission analyzed by the analysis module, evaluating the transmission capacity of the communication channel evaluated by the evaluation module, and deciding whether to switch the communication channel or not based on the requirement degree of the audio transmission condition of the intercom transmission and the transmission capacity of the communication channel evaluated by the evaluation module;
The decision module is internally provided with a sub-module comprising:
The logic unit is used for setting switching logic, so that the decision module decides whether to switch the communication frequency and switch the target communication channel when the communication channel is switched based on the switching logic;
the switching logic in the logic unit is as follows:
Setting a switching judgment threshold, comparing the demand degree of the audio transmission condition of the interphone with the switching judgment threshold, and taking the interphone corresponding to the demand degree of the audio transmission condition of the interphone which accords with the switching judgment threshold as a communication channel switching target;
Logic2, when the analysis module and the evaluation module process the target as a group of interphones, the interphone transmission audio transmission condition demand degree meeting the switching judgment threshold value is corresponding to the interphone, and the interphone is switched to the communication channel transmission capacity expression value The largest communication channel;
Logic3, when the processing targets of the analysis module and the evaluation module are not less than two groups of interphones, the interphone transmission audio transmission condition demand degree meeting the switching judgment threshold value is corresponding to the interphone, and the interphone transmission audio transmission condition demand degree which is farthest from the switching judgment threshold value is enabled to be switched to the communication channel transmission capacity expression value preferentially by descending order based on the distance between the interphone transmission audio transmission condition demand degree and the switching judgment threshold value The largest communication channel;
the capturing module is used for capturing the corresponding interphone with the decision result of the decision module, and providing communication channel switching recommendation for the interphone with high requirement on the audio transmission condition of the captured interphone;
The monitoring module is internally and electrically connected with a recording unit through a medium, the monitoring module is interactively connected with an analysis module and an evaluation module through a wireless network, the lower level of the evaluation module is interactively connected with a selection unit and a remark unit through the wireless network, the selection unit is interactively connected with the recording unit through the wireless network, the analysis module and the evaluation module are interactively connected with a decision module through the wireless network, the decision module is internally and interactively connected with a logic unit through the wireless network, and the decision module is interactively connected with a capturing module through the wireless network.
In this embodiment, the monitoring module operates to monitor the status parameters of each communication channel of the intercom in real time, the recording unit synchronously records the status parameters of each communication channel of the intercom monitored by the monitoring module, the analysis module operates to receive the audio transmitted by the intercom, analyzes the requirement of the audio transmitted by the intercom, the evaluation module further receives the status parameters of the communication channel monitored by the monitoring module, evaluates the transmission capacity of the communication channel based on the status parameters of the communication channel, the selection unit synchronously selects the status parameters of the communication channel monitored by the monitoring module, the remarking unit acquires the evaluation result of the transmission capacity of the communication channel in the evaluation module in real time, remarks the evaluation result of the transmission capacity of the communication channel in the corresponding status parameters of the communication channel, receives the requirement of the audio transmitted by the analysis module and the transmission capacity of the communication channel evaluated by the evaluation module, decides whether to switch the communication channel based on the requirement of the audio transmitted by the intercom and the transmission capacity of the communication channel evaluated by the evaluation module, and the logic unit synchronously sets the switching logic, so that the decision module makes the decision module switch the decision based on whether to switch the communication frequency and the switching target communication channel when the communication channel is switched, and finally provides the recommended transmission condition for the intercom in which the channel is high in the recommended transmission requirement of the intercom.
Through the system operation in the embodiment, the self-adaptive switching of the communication channels of the interphone is realized in various communication scenes of the interphone, the communication quality of the interphone is ensured, and better communication service is provided for interphone users.
Example 2
On the basis of embodiment 1, this embodiment further specifically describes an intelligent multi-frequency adaptive interphone system in embodiment 1 with reference to fig. 1:
when any one of the two interphones executes communication channel switching, the other interphone synchronously switches to the same communication channel;
the interphone for providing communication channel switching recommendation in the capturing module is three groups, and the content of the communication channel switching recommendation is word information or audio information of the word of 'recommended debugging communication channels'.
In this embodiment, through the above arrangement, further operation logic support is provided for the system in embodiment 1, so as to ensure stable operation of the system, provide self-adaptive communication channel switching service for the interphone, ensure interphone communication, and make the interphone communication more reliable.
In summary, in the above embodiment, during operation of the system, through monitoring the state parameters of the communication channels of the interphone, the demand of the audio transmission conditions of the interphone and the transmission capacity of each communication channel are analyzed and evaluated, so as to determine whether to switch the communication channels or not based on the analysis and evaluation results, and when the communication channels need to be switched, the communication channels switch targets, so that the interphone can adaptively and autonomously switch the communication channels in various communication scenes, provide a guarantee for the communication quality of the interphone, and provide better communication services for interphone users.
The foregoing embodiments are merely for illustrating the technical solution of the present invention, but not for limiting the same, and although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those skilled in the art that modifications may be made to the technical solution described in the foregoing embodiments or equivalents may be substituted for parts of the technical features thereof, and such modifications or substitutions may be made without departing from the spirit and scope of the technical solution of the embodiments of the present invention.
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