CN205681430U - A kind of transmitter that monitors broadcasts the system that state is reported to the police with differential mode - Google Patents
A kind of transmitter that monitors broadcasts the system that state is reported to the police with differential mode Download PDFInfo
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- CN205681430U CN205681430U CN201620374322.7U CN201620374322U CN205681430U CN 205681430 U CN205681430 U CN 205681430U CN 201620374322 U CN201620374322 U CN 201620374322U CN 205681430 U CN205681430 U CN 205681430U
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- differential mode
- transmitter
- decision circuitry
- mode decision
- outfan
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Abstract
The utility model discloses a kind of transmitter that monitors and broadcast the system that state is reported to the police with differential mode, wherein, described system specifically includes acquisition module, differential mode decision circuitry and local alarm；Described acquisition module is electrically connected with the input of described differential mode decision circuitry, and the outfan of described differential mode decision circuitry is electrically connected with described local alarm；Described acquisition module specifically includes Wireless data acquisition unit and cable data harvester.The parallel mode that this utility model can be combined by wireless collection and wired collection, broadcast monitoring state to medium wave transmitter or frequency modulation transmitter, and carry out warning reminding at medium wave transmitter or frequency modulation transmitter in time when occurring and broadcast differential mode, medium wave transmitter or frequency modulation transmitter is avoided to occur breaking accident, ensure safe broadcast, can also carry out remote alarms, intelligence is convenient, and practicality is stronger.
Description
Technical field
This utility model relates to signal transmission technology field, is specifically related to a kind of monitoring transmitter and broadcasts state and differential mode report
Alert system.
Background technology
The relay task of central and provincial radio programmes mainly undertaken by transmitting station, for main from the point of view of medium wave transmitter
Having needed of task is to ensure that " three is full " (full time, full power, full modulation degree) is broadcasted, but due to the instability of signal source
With the signal attenuation under varying environment, often on transmitter modulation produce impact, cause modulation differential mode, it may be assumed that ovennodulation or
Bad broadcast.Ovennodulation not only causes distorted signals, also transmitter is caused damage, the most then fall high voltage protective and cause moment to break, weight
Then cause burning out of the parts such as power amplifier in transmitter, directly contribute and break and economic loss unnecessary.Bad broadcast, cause the signal can
Audibility and the degradation of broadcast quality, cause broadcast accident；Further, since transmitter broadcasts the adjustment of power not in time, meeting
Transmitter is made to broadcast power less than the 80% of rated power, the situation of emergent power differential mode；Broadcast singal is broadcasted at transmitter
In time period, if modulation degree differential mode or power differential mode occur, transmitter can be caused not do within the described setting time period
Method completes the broadcast of full time, it is impossible to complete broadcast plan, time of occurrence differential mode；And needs from the point of view of frequency modulation transmitter are completed
Task be to ensure that the broadcast of full time and full power.
If misaligning the power of wave transmitter, modulation degree and time state, and the power of frequency modulation transmitter and time
State monitors and timely warning reminding timely, can cause troubleshooting not in time, and then causes occurring breaking accident, causes broadcasting
Put and be forced to interrupt, it is impossible to ensure safe broadcast.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of transmitter that monitors and broadcasts state and differential mode warning
System, it is possible to by the way of wireless collection and wired collection, the broadcast state of transmitter is carried out Real-time Collection monitoring, it is judged that
Whether transmitter there is broadcast differential mode, and reports to the police in time when occurring and broadcasting differential mode, it is to avoid broadcast accident occur.
The technical scheme that this utility model solves above-mentioned technical problem is as follows:
According to this utility model, it is provided that a kind of transmitter that monitors broadcasts the system that state is reported to the police, described system with differential mode
Specifically include acquisition module, differential mode decision circuitry and local alarm；
Described acquisition module is electrically connected with the input of described differential mode decision circuitry, the output of described differential mode decision circuitry
End is electrically connected with described local alarm.
The beneficial effects of the utility model: can be combined by Wireless data acquisition unit and cable data harvester
Parallel mode, carries out Real-time Collection to the frequency information of the broadcast singal that medium wave transmitter or frequency modulation transmitter broadcast, and from
Frequency information obtains medium wave transmitter or the broadcast state essential information of frequency modulation transmitter, and according to described broadcast state base
Modulation degree state, power rating and the time state of medium wave transmitter are monitored by this information in real time, or exchange and take place frequently
Power rating and the time state of penetrating machine monitor in real time, and modulation degree differential mode, power differential mode occur at medium wave transmitter
Or during time differential mode, or when frequency modulation transmitter emergent power differential mode and time differential mode, carry out warning reminding in time, from
And carrying out troubleshooting, it is to avoid medium wave transmitter or frequency modulation transmitter occur breaking accident, it is ensured that safe broadcast；Can also carry out remote
Journey is reported to the police, and intelligence is convenient, and practicality is stronger.
Further, described acquisition module specifically includes Wireless data acquisition unit and cable data harvester, described wireless
The input of data acquisition unit is connected with transmitter foundation by electromagnetic wave signal, and the input of described cable data harvester leads to
Cross high frequency cable to be connected with transmitter foundation, the outfan of described Wireless data acquisition unit and described cable data harvester
Outfan is all electrically connected with the input of described differential mode decision circuitry.
Use the beneficial effect of above-mentioned further scheme: can be tied mutually by wireless collection mode and wired acquisition mode
The parallel mode closed, carries out Real-time Collection to the broadcast frequency information of the broadcast singal that transmitter broadcasts, and believes from broadcasting frequency
Breath obtains the broadcast state essential information of transmitter.
Further, described transmitter is specially medium wave transmitter or frequency modulation transmitter.
Use the beneficial effect of above-mentioned further scheme: the broadcast differential mode of medium wave transmitter and frequency modulation transmitter can be entered
Row monitoring.
Further, described differential mode decision circuitry specifically include modulation degree differential mode decision circuitry, power differential mode decision circuitry with
And time differential mode decision circuitry；The input of described modulation degree differential mode decision circuitry defeated with described Wireless data acquisition unit respectively
The outfan going out end and cable data harvester is electrically connected with；The outfan of described modulation degree differential mode decision circuitry is respectively with described
Input and the local alarm of time differential mode decision circuitry are electrically connected with；The input of described power differential mode decision circuitry with
The outfan of described cable data harvester is electrically connected with, the outfan of described power differential mode decision circuitry respectively with the described time
Input and the local alarm of differential mode decision circuitry are electrically connected with；The outfan of described time differential mode decision circuitry is with described
Local alarm is electrically connected with.
Use the beneficial effect of above-mentioned further scheme: can to the modulation degree differential mode of medium wave transmitter, power differential mode with
And time differential mode is monitored, it may be judged whether occur broadcasting differential mode；Can also be to the power differential mode of frequency modulation transmitter and time
Differential mode is monitored, it may be judged whether occur broadcasting differential mode.
Further, also including long-distance alarm apparatus, the input of described long-distance alarm apparatus is sentenced with described modulation degree differential mode respectively
The outfan of the outfan of deenergizing, the outfan of power differential mode decision circuitry and time differential mode decision circuitry is electrically connected with；
The outfan of described long-distance alarm apparatus is connected with mobile terminal foundation by wireless network.
Use the beneficial effect of above-mentioned further scheme: when differential mode occurs broadcasting in transmitter, additionally it is possible to pass through wireless network
Network carries out remote alarms, sends warning message to specifying mobile terminal.
Accompanying drawing explanation
Fig. 1 is that a kind of medium wave transmitter broadcast state that monitors of this utility model embodiment one is shown with the system that differential mode is reported to the police
It is intended to；
Fig. 2 is that a kind of frequency modulation transmitter broadcast state that monitors of this utility model embodiment one is shown with the system that differential mode is reported to the police
It is intended to.
Detailed description of the invention
Being described principle of the present utility model and feature below in conjunction with accompanying drawing, example is served only for explaining this practicality
Novel, it is not intended to limit scope of the present utility model.
Embodiment one, a kind of transmitter that monitors broadcast the system that state is reported to the police with differential mode.Below in conjunction with Fig. 1 and Fig. 2 pair
The system that the present embodiment provides is described in detail.
See Fig. 1 and Fig. 2, the system that the present embodiment provides specifically include acquisition module 20, differential mode decision circuitry 30 with
And this locality alarm 40；Described acquisition module 20 is electrically connected with the input of described differential mode decision circuitry 30, and described differential mode is sentenced
The outfan of deenergizing 30 is electrically connected with described local alarm 40.
Concrete, described acquisition module 20 specifically includes Wireless data acquisition unit 201 and cable data harvester 202,
The input of described Wireless data acquisition unit 201 is connected with transmitter foundation by electromagnetic wave signal, described cable data collection
The input of device 202 is connected with transmitter foundation by high-frequency electrical cable, the outfan of described Wireless data acquisition unit 201 and institute
State the outfan of cable data harvester 202 input all with described differential mode decision circuitry 30 to be electrically connected with.
Described transmitter is specially medium wave transmitter or frequency modulation transmitter.
When described transmitter is medium wave transmitter, described differential mode decision circuitry 30 specifically includes modulation degree differential mode and judges electricity
Road 301, power differential mode decision circuitry 302 and time differential mode decision circuitry 303；Described modulation degree differential mode decision circuitry 301
Input is electrically connected with the outfan of described Wireless data acquisition unit 201 and the outfan of cable data harvester 202 respectively,
The outfan of described modulation degree differential mode decision circuitry 301 respectively with the input of described time differential mode decision circuitry 303 and this
Ground alarm 40 is electrically connected with；The input of described power differential mode decision circuitry 303 is defeated with described cable data harvester 201
Go out end to be electrically connected with, the outfan of described power differential mode decision circuitry 303 defeated with described time differential mode decision circuitry 303 respectively
Enter end and local alarm 40 is electrically connected with；The outfan of described time differential mode decision circuitry 302 and described local alarm
40 are electrically connected with.
When described transmitter is frequency modulation transmitter, described differential mode decision circuitry 30 includes power differential mode decision circuitry 303
And time differential mode decision circuitry 302；The input of described power differential mode decision circuitry 303 gathers with described cable data respectively
The outfan of device 201 and the outfan of Wireless data acquisition unit 202 are electrically connected with, described power differential mode decision circuitry 303
Outfan is electrically connected with the input of described time differential mode decision circuitry 302 and local alarm 40 respectively；The described time
The outfan of differential mode decision circuitry 302 is electrically connected with described local alarm 40.
Described system also includes long-distance alarm apparatus 50, and the input of described long-distance alarm apparatus 50 is different with described modulation degree respectively
The outfan of the outfan of state decision circuitry, the outfan of power differential mode decision circuitry and time differential mode decision circuitry electrically connects
Connect；The outfan of described long-distance alarm apparatus 50 is connected with mobile terminal foundation by wireless network.
Concrete, the broadcasting frequency of the broadcast singal that transmitter broadcasts is acquired by described acquisition module 20, and from this
Broadcasting frequency obtains the broadcast state essential information of transmitter.Described broadcast state essential information at least includes that presentation mode is believed
Breath and broadcast performance number；If described presentation mode information shows when described broadcast singal is amplitude modulated broadcast signal, i.e. described
The machine of penetrating is medium wave transmitter, also includes amplitude modulation angle value in the most described broadcast state essential information；If described presentation mode information table
When bright described broadcast singal is fm broadcast signal, the most described transmitter is frequency modulation transmitter, and the most described broadcast state is believed substantially
Breath does not include amplitude modulation angle value, because frequency modulation transmitter does not has the concept of amplitude modulation angle value.
Described Wireless data acquisition unit 201, when described transmitter is medium wave transmitter, is adopted by electromagnetic wave signal is wireless
Collection broadcasting frequency, i.e. uses the electromagnetic wave signal about broadcasting frequency that the mode receiver/transmitter of fixed frequency wireless receiving sends,
And therefrom obtain field intensity information, presentation mode information and amplitude modulation angle value and therefrom obtain presentation mode information and modulation
Value；And for when described transmitter is frequency modulation transmitter, by electromagnetic wave signal wireless collection broadcasting frequency, it is fixed i.e. to use
Frequently the electromagnetic wave signal about broadcasting frequency that the mode receiver/transmitter of wireless receiving sends, and therefrom obtain field intensity information,
Presentation mode information and amplitude modulation angle value also therefrom obtain presentation mode information.
Described cable data harvester 202, when described transmitter is medium wave transmitter, is adopted by high-frequency electrical cable is wired
Collection broadcasting frequency, is i.e. connected with transmitter by high-frequency electrical cable, the information about broadcasting frequency that receiver/transmitter sends,
And therefrom obtain broadcast performance number and amplitude modulation angle value；And for when described transmitter is frequency modulation transmitter, pass through high frequency
Cable wired collection broadcasting frequency, is i.e. connected with transmitter by high-frequency electrical cable, receiver/transmitter send about extensively
Broadcast the information of frequency, and therefrom obtain broadcast performance number.
According to the broadcast state essential information of described transmitter, differential mode decision circuitry 30 judges whether described transmitter occurs
The broadcast differential mode of modulation degree differential mode, power differential mode or time differential mode.When broadcast singal is amplitude modulated broadcast signal, i.e. described
When transmitter is medium wave transmitter, it is different that the broadcast differential mode of transmitter specifically refers to the transmitter time of occurrence when broadcasting broadcast singal
At least two in state, power differential mode and modulation degree differential mode；When broadcast singal is fm broadcast signal, i.e. in described transmitting
When machine is frequency modulation transmitter, the broadcast differential mode of transmitter specifically refer to broadcast broadcast singal time transmitter time of occurrence differential mode with
And power differential mode.
Described modulation degree differential mode decision circuitry 301 is when described transmitter is medium wave transmitter, according to described amplitude modulation angle value
Determine the modulation condition of transmitter, and when ovennodulation state or undermodulation state occurs in transmitter, determine that transmitter occurs
Modulation degree differential mode, and record modulation degree differential mode time of occurrence.
Concrete, described amplitude modulation angle value specifically includes peak value amplitude modulation angle value and average am depth value, if in the time of setting
Interior (such as in 60S), the peak value amplitude modulation angle value of transmitter is less than the setting percentage ratio of the amplitude monitoring standard value set (such as
90%), or within the setting time (such as in 180S), the average am depth value of transmitter is less than described amplitude monitoring standard value
Setting percentage ratio (such as, according to circumstances may be set to 30%, 40%, 50% or 60%), the most described modulation degree differential mode is sentenced
Deenergizing 301 judges that transmitter is in undermodulation state；If the described peak value amplitude modulation angle value of transmitter is monitored more than described amplitude
Standard value, the most described modulation degree differential mode decision circuitry 301 judges that transmitter is in ovennodulation state；In addition to the above,
The most described modulation degree differential mode decision circuitry 301 judges that transmitter is in normal modulation state；Described modulation degree differential mode decision circuitry
301, when ovennodulation state or undermodulation state occurs in transmitter, determine that modulation degree differential mode occurs in transmitter, and record modulation
The modulation degree differential mode that degree differential mode time of occurrence and record occur is specifically ovennodulation state or undermodulation state.
Described power differential mode decision circuitry 302 is when described transmitter is medium wave transmitter or frequency modulation transmitter, it is judged that
Whether described broadcast performance number is less than setting power value, if being less than, it is determined that transmitter emergent power differential mode, and recording power is different
State time of occurrence.Concrete, described power differential mode decision circuitry 302 is more than its nominal power at the actual broadcast power of transmitter
When more than 80%, it is determined that transmitter is that full power is broadcasted, if the actual broadcast power of transmitter is less than described nominal power 80%
Hereinafter, then transmitter emergent power differential mode, and recording power differential mode time of occurrence are judged.
Described time differential mode decision circuitry 303 is when described transmitter is medium wave transmitter, if transmitter is broadcasting broadcast
In the setting time period of signal, modulation degree differential mode or power differential mode occur, it is determined that transmitter time of occurrence differential mode；And use
In when described transmitter is frequency modulation transmitter, if transmitter is within the setting time period broadcasting broadcast singal, emergent power is different
State, it is determined that transmitter time of occurrence differential mode.
Concrete, when described transmitter is medium wave transmitter, if medium wave transmitter is when broadcasting the setting of broadcast singal
Between in section, occur that modulation degree differential mode or power differential mode, the most described time differential mode decision circuitry 303 determine that medium wave transmitter occurs
Time differential mode.Concrete, within 24 hours of medium wave transmitter regulation normal broadcast time, such as a transmitter is early
If morning, 6:00 started playing out 22:00 sign-off in evening, the broadcast " full time " of this transmitter is 16 hours, if
This within 16 hours the broadcast state of medium wave transmitter be the most all that normal modulation state and full power are broadcasted, the most do not go out
Existing modulation degree differential mode and power differential mode, the most described time differential mode decision circuitry 303 judges that the transmitter full time broadcasts, completes
Broadcast plan, there is no time of occurrence differential mode；If within the time period, there is modulation degree differential mode or power differential mode in transmitter, then
Described time differential mode decision circuitry 303 judges transmitter time of occurrence differential mode, does not complete broadcast plan.Described modulation degree differential mode
The amplitude modulation angle value of medium wave transmitter is entered by decision circuitry 301 and described power differential mode decision circuitry 302 respectively with broadcasting performance number
Row real-time tracking monitors, and supervision medium wave transmitter is either with or without there is modulation degree differential mode and power differential mode, different if there is modulation degree
State or power differential mode, while correcting it in time, record time differential mode occur, using different as the described time
State decision circuitry 303 judges the index of transmitter whether time of occurrence differential mode.
Same, when described transmitter is frequency modulation transmitter, if frequency modulation transmitter is when broadcasting the setting of broadcast singal
Between in section, emergent power differential mode, the most described time differential mode decision circuitry 303 determines frequency modulation transmitter time of occurrence differential mode.Specifically
, within the normal broadcast time within 24 hours of frequency modulation transmitter regulation, the broadcast state of frequency modulation transmitter is the most all
Full power is broadcasted, and the transmitter full time broadcasts i.e. not to have emergent power differential mode, the most described time differential mode decision circuitry 303 to judge,
Complete broadcast plan, there is no time of occurrence differential mode；If within the time period, frequency modulation transmitter emergent power differential mode, then described
Time differential mode decision circuitry 303 judges transmitter time of occurrence differential mode, does not complete broadcast plan.
Local alarm module 40 carries out local acousto-optic interlink warning when described transmitter occurs and broadcasts differential mode.Concrete,
When differential mode occurs broadcasting in described transmitter, local alarm module 40 carries out local acousto-optic interlink warning in time, by sound and
Signal lamp, reminds staff's transmitter to occur broadcasting differential mode in time, takes measures in time to carry out troubleshooting, it is to avoid broadcast thing
Therefore generation.
The content of broadcast differential mode, when differential mode occurs broadcasting in transmitter, is sent to specifying mobile whole by remote alarms module 50
End, carries out remote alarms.Concrete, when differential mode occurs broadcasting in transmitter, remote alarms module 50 will broadcast the content of differential mode
Send to specifying mobile terminal with the form of word or code, specifically refer to broadcast what when occurred differential mode with
The form of word or code sends to specifying mobile terminal, carries out remote alarms, and remote prompting staff's transmitter occurs
Broadcast differential mode.
Specific works process: when transmitter is medium wave transmitter, as it is shown in figure 1, acquisition module 20 gathers medium wave transmitting
The broadcast state essential information of machine, and send to differential mode decision circuitry 20, described differential mode decision circuitry 20 is according to described broadcast shape
State essential information judges whether described medium wave transmitter occurs that the broadcast of modulation degree differential mode, power differential mode or time differential mode is different
State, and when there is broadcasting differential mode, carry out local warning by local alarm module 40, carry out also by remote alarms module 50
Remote alarms.
When transmitter is frequency modulation transmitter, as in figure 2 it is shown, acquisition module 20 gathers the broadcast state base of medium wave transmitter
This information, and send to differential mode decision circuitry 20, described differential mode decision circuitry 20 judges according to described broadcast state essential information
Described medium wave transmitter whether emergent power differential mode or the broadcast differential mode of time differential mode, and when there is broadcasting differential mode, pass through
Local alarm module 40 carries out local warning, carries out remote alarms also by remote alarms module 50.
A kind of transmitter that monitors that this utility model provides broadcasts the system that state is reported to the police with differential mode, it is possible to by wireless number
The parallel mode combined according to harvester and cable data harvester, that broadcasts medium wave transmitter or frequency modulation transmitter is wide
The frequency information broadcasting signal carries out Real-time Collection, and obtains medium wave transmitter or the broadcast of frequency modulation transmitter from frequency information
State essential information, and according to described broadcast state essential information to the modulation degree state of medium wave transmitter, power rating and
Time state monitors in real time, or the power rating and time state to frequency modulation transmitter monitors in real time, and
When there is modulation degree differential mode, power differential mode or time differential mode in medium wave transmitter, or in frequency modulation transmitter emergent power differential mode
And during time differential mode, carry out warning reminding in time, thus carry out troubleshooting, it is to avoid medium wave transmitter or frequency modulation transmitter occur
Break accident, it is ensured that safe broadcast；Can also carry out remote alarms, intelligence is convenient, and practicality is stronger.
The foregoing is only preferred embodiment of the present utility model, not in order to limit this utility model, all in this practicality
Within novel spirit and principle, any modification, equivalent substitution and improvement etc. made, should be included in guarantor of the present utility model
Within the scope of protecting.
Claims (5)
1. one kind monitors the system that transmitter broadcast state is reported to the police with differential mode, it is characterised in that described system specifically includes collection
Module, differential mode decision circuitry and local alarm；
The input of described acquisition module and described differential mode decision circuitry is electrically connected with, the outfan of described differential mode decision circuitry with
Described local alarm is electrically connected with.
A kind of transmitter that monitors the most as claimed in claim 1 broadcasts the system that state is reported to the police with differential mode, it is characterised in that described
Acquisition module specifically includes Wireless data acquisition unit and cable data harvester, and the input of described Wireless data acquisition unit leads to
Crossing electromagnetic wave signal to be connected with transmitter foundation, the input of described cable data harvester passes through high-frequency electrical cable and transmitter
Setting up and connect, the outfan of the outfan of described Wireless data acquisition unit and described cable data harvester is all sentenced with described differential mode
The input of deenergizing is electrically connected with.
A kind of transmitter that monitors the most as claimed in claim 2 broadcasts the system that state is reported to the police with differential mode, it is characterised in that described
Transmitter is specially medium wave transmitter or frequency modulation transmitter.
A kind of transmitter that monitors the most as claimed in claim 3 broadcasts the system that state is reported to the police with differential mode, it is characterised in that described
Differential mode decision circuitry specifically includes modulation degree differential mode decision circuitry, power differential mode decision circuitry and time differential mode decision circuitry；
The input of described modulation degree differential mode decision circuitry respectively with outfan and the cable data of described Wireless data acquisition unit
The outfan of harvester is electrically connected with, and the outfan of described modulation degree differential mode decision circuitry judges electricity with described time differential mode respectively
Input and the local alarm on road are electrically connected with；The input of described power differential mode decision circuitry is adopted with described cable data
The outfan of storage is electrically connected with, the outfan of described power differential mode decision circuitry respectively with described time differential mode decision circuitry
Input and local alarm are electrically connected with；The outfan of described time differential mode decision circuitry is electrical with described local alarm
Connect.
A kind of transmitter that monitors the most as claimed in claim 4 broadcasts the system that state is reported to the police with differential mode, it is characterised in that also wrap
Include long-distance alarm apparatus, the input of described long-distance alarm apparatus respectively with outfan, the power of described modulation degree differential mode decision circuitry
The outfan of differential mode decision circuitry and the outfan of time differential mode decision circuitry are electrically connected with；The output of described long-distance alarm apparatus
Hold and be connected with mobile terminal foundation also by wireless network.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620374322.7U CN205681430U (en) | 2016-04-28 | 2016-04-28 | A kind of transmitter that monitors broadcasts the system that state is reported to the police with differential mode |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620374322.7U CN205681430U (en) | 2016-04-28 | 2016-04-28 | A kind of transmitter that monitors broadcasts the system that state is reported to the police with differential mode |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205681430U true CN205681430U (en) | 2016-11-09 |
Family
ID=57439175
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620374322.7U Expired - Fee Related CN205681430U (en) | 2016-04-28 | 2016-04-28 | A kind of transmitter that monitors broadcasts the system that state is reported to the police with differential mode |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205681430U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107104748A (en) * | 2017-06-12 | 2017-08-29 | 成都亿动视通科技有限公司 | Intelligent emergent terminal fault self-checking circuit, system and method |
| CN108183760A (en) * | 2018-01-15 | 2018-06-19 | 武开有 | Broadcast broadcasting signal intelligent monitor system based on removable monitoring |
| CN113766176A (en) * | 2020-06-04 | 2021-12-07 | 武汉市乔益师电子有限公司 | Intelligent follow-reading learning examination system |
-
2016
- 2016-04-28 CN CN201620374322.7U patent/CN205681430U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107104748A (en) * | 2017-06-12 | 2017-08-29 | 成都亿动视通科技有限公司 | Intelligent emergent terminal fault self-checking circuit, system and method |
| CN108183760A (en) * | 2018-01-15 | 2018-06-19 | 武开有 | Broadcast broadcasting signal intelligent monitor system based on removable monitoring |
| CN113766176A (en) * | 2020-06-04 | 2021-12-07 | 武汉市乔益师电子有限公司 | Intelligent follow-reading learning examination system |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161109 Termination date: 20180428 |
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| CF01 | Termination of patent right due to non-payment of annual fee |