CN107424606A - High Nuisance alarms aircraft is reported in a kind of speech recognition - Google Patents
High Nuisance alarms aircraft is reported in a kind of speech recognition Download PDFInfo
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- CN107424606A CN107424606A CN201710363908.2A CN201710363908A CN107424606A CN 107424606 A CN107424606 A CN 107424606A CN 201710363908 A CN201710363908 A CN 201710363908A CN 107424606 A CN107424606 A CN 107424606A
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- RZVHIXYEVGDQDX-UHFFFAOYSA-N 9,10-anthraquinone Chemical compound C1=CC=C2C(=O)C3=CC=CC=C3C(=O)C2=C1 RZVHIXYEVGDQDX-UHFFFAOYSA-N 0.000 claims abstract description 21
- 230000003993 interaction Effects 0.000 claims abstract description 13
- 230000007613 environmental effect Effects 0.000 claims abstract description 5
- 230000003416 augmentation Effects 0.000 claims description 5
- 239000013078 crystal Substances 0.000 claims description 5
- 230000002457 bidirectional effect Effects 0.000 claims description 3
- 238000000465 moulding Methods 0.000 claims 2
- 230000009471 action Effects 0.000 description 3
- 238000004891 communication Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000011161 development Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 238000011105 stabilization Methods 0.000 description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000013480 data collection Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- DMBHHRLKUKUOEG-UHFFFAOYSA-N diphenylamine Chemical compound C=1C=CC=CC=1NC1=CC=CC=C1 DMBHHRLKUKUOEG-UHFFFAOYSA-N 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000003862 health status Effects 0.000 description 1
- 239000002917 insecticide Substances 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
- G10L15/00—Speech recognition
- G10L15/22—Procedures used during a speech recognition process, e.g. man-machine dialogue
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/72—Mobile telephones; Cordless telephones, i.e. devices for establishing wireless links to base stations without route selection
- H04M1/724—User interfaces specially adapted for cordless or mobile telephones
- H04M1/72403—User interfaces specially adapted for cordless or mobile telephones with means for local support of applications that increase the functionality
- H04M1/72406—User interfaces specially adapted for cordless or mobile telephones with means for local support of applications that increase the functionality by software upgrading or downloading
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/72—Mobile telephones; Cordless telephones, i.e. devices for establishing wireless links to base stations without route selection
- H04M1/724—User interfaces specially adapted for cordless or mobile telephones
- H04M1/72403—User interfaces specially adapted for cordless or mobile telephones with means for local support of applications that increase the functionality
- H04M1/72409—User interfaces specially adapted for cordless or mobile telephones with means for local support of applications that increase the functionality by interfacing with external accessories
- H04M1/72412—User interfaces specially adapted for cordless or mobile telephones with means for local support of applications that increase the functionality by interfacing with external accessories using two-way short-range wireless interfaces
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/72—Mobile telephones; Cordless telephones, i.e. devices for establishing wireless links to base stations without route selection
- H04M1/724—User interfaces specially adapted for cordless or mobile telephones
- H04M1/72403—User interfaces specially adapted for cordless or mobile telephones with means for local support of applications that increase the functionality
- H04M1/72409—User interfaces specially adapted for cordless or mobile telephones with means for local support of applications that increase the functionality by interfacing with external accessories
- H04M1/72415—User interfaces specially adapted for cordless or mobile telephones with means for local support of applications that increase the functionality by interfacing with external accessories for remote control of appliances
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
- G10L15/00—Speech recognition
- G10L15/22—Procedures used during a speech recognition process, e.g. man-machine dialogue
- G10L2015/223—Execution procedure of a spoken command
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M2250/00—Details of telephonic subscriber devices
- H04M2250/74—Details of telephonic subscriber devices with voice recognition means
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Human Computer Interaction (AREA)
- Signal Processing (AREA)
- Computational Linguistics (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Alarm Systems (AREA)
Abstract
The invention discloses a kind of speech recognition to report high Nuisance alarms aircraft,Including four-axle aircraft main control module,The four-axle aircraft main control module is connected with Voice command identification module,Power module,Audio alert broadcasting module,Flight control modules and human-computer interaction module,The four-axle aircraft main control module uses PSOC chips CY8C26443 as core,The signal end of the flight control modules is connected by signal transceiver with four-axle aircraft main control module,The human-computer interaction module interacts control by receiving the speech recognition system inside APP,The Voice command identification module is used to gather voice command information and environmental information,The four-axle aircraft main control module is also built-in with a bit microprocessor M8C kernel of high speed eight,Realize the accurate identification to voice order and the environment sound,Voice alarm module uses above-mentioned module,Can be with real-time release warning information in high-altitude flight,It is remote with propagation distance,The features such as distortion is few.
Description
Technical field
The present invention relates to Voice command control and four-axle aircraft technical field, specially a kind of speech recognition is reported high
Nuisance alarms aircraft.
Background technology
Present Development of UAV is flourishing as never before, and unmanned plane is divided into two kinds, fixed-wing unmanned plane and rotary wings unmanned plane.Four axles
Aircraft just belongs to the latter, and compared with fixed-wing unmanned plane, four-axle aircraft has and can flown backward, VTOL and in sky
The function of middle hovering, the requirement for take-off venue is very low, and also very flexibly, application aspect is also very extensive for control.So for four
The research of axle aircraft is also highly significant.
Present unmanned plane has been obtained for very extensive application.Military aspect, unmanned plane is put into already to be used under battle conditions
In, unmanned plane can implement battlefield investigation, target positioning, unit tracking, electronic interferences even fire support etc. times in war
Business.Agriculturally, unmanned plane be used to spray insecticide, and determine crops health status.In life, unmanned plane is used for soon
The transmission passed, four-axle aircraft is liked by limit fan now, because four-axle aircraft can follow the trail of shooting, this
It is that other shooting machines can not be accomplished.And unmanned plane is in height, the advantage of speed and flexibility, achieved it public security,
Extraordinary potential under the occasions such as the disaster relief.
But current four-axle aircraft also has certain defect in Voice command field, antijamming capability is weak, general
Property is poor, and aircraft involves great expense, and stability is not strong.
The content of the invention
In order to overcome the shortcomings of prior art, the present invention provides a kind of speech recognition and reports high Nuisance alarms aircraft,
Using smart mobile phone APP as the remote control of aircraft, realized using the speech identifying function of mobile phone to voice order
Precisely identification also simplify behaviour so as to be more convenient control aircraft flight action, while reduce to make the cost of remote control in kind
The difficulty of control, speech recognition report alarm coordinate LM4819 high-gain audio amplifier circuit module real-time broadcasting warning message and
When report, improve report efficiency.
The technical solution adopted for the present invention to solve the technical problems is：High Nuisance alarms flight is reported in a kind of speech recognition
Device, including four-axle aircraft main control module, the four-axle aircraft main control module are connected with Voice command identification module, power supply mould
Block, audio alert broadcasting module, flight control modules and human-computer interaction module, the four-axle aircraft main control module use PSOC
Chip CY8C26443 is core, and the signal end of the flight control modules passes through signal transceiver and four-axle aircraft master control mould
Block is connected, and the human-computer interaction module interacts control, the Voice command by receiving the speech recognition system inside APP
Identification module is used to gather voice command information and environmental information, and the four-axle aircraft main control module is also built-in with a height
8 digital modules and 12 analog modules that fast eight bit microprocessor M8C kernels and user can configure.
As a kind of preferable technical scheme of the present invention, the flight control modules are turned using controller of fan control rotor
Speed, also posture augmentation control is carried out using three piezo-electric crystal gyroscopes inside flight control modules.
As a kind of preferable technical scheme of the present invention, the flight control modules are used to adjust six rotor blower fans, are flying
The input of row control module is also associated with GPS module, and the GPS module is realized for position using GPS Big Dippeves double locating system
Confidence breath is read.
As a kind of preferable technical scheme of the present invention, data collecting card, institute are provided with the Voice command identification module
State the chip gain multiplication factor that data collecting card uses PGA202 types.
As a kind of preferable technical scheme of the present invention, the human-computer interaction module coordinates cell phone application by bluetooth module
Realize remote control.
As a kind of preferable technical scheme of the present invention, the audio alert broadcasting module is known using WEGASUN-M6 voices
Other module, coordinate LM4819 high-gain audio amplifier circuit module real-time broadcasting warning message.
As a kind of preferable technical scheme of the present invention, the bidirectional port of the four-axle aircraft main control module also passes through four
Axle aircraft rotor is connected with minisize pick-up head.
Compared with prior art, the beneficial effects of the invention are as follows：The human-computer interaction module of the present invention supports intelligent hand simultaneously
The operational orders such as machine APP voice and touch-control, while available speech identifying function is interrogated by special University of Science and Technology and flies chip realization precisely
Speech recognition controlled, flight control modules are using controller of fan control rotor rotating speed and use three piezo-electric crystal gyroscopes
Posture augmentation control is carried out, the aircraft master board of four-axle aircraft CY8C26443 main control modules has blower fan speed adjust
Circuit protection aircraft rotor velocity-stabilization, ensure that the aircraft moment is in even running state, voice broadcast module can be real
When collection collection voice command information and environmental information, can have and propagate with real-time release warning information in high-altitude flight
The features such as distance is remote, and distortion is few, using ESP8266 module WIFI radio communications, so that control aircraft flight action is more convenient,
Camera collection real time information passback is supported simultaneously, realizes the voice real-time broadcasting and warning function to four-axle aircraft.
Brief description of the drawings
Fig. 1 is schematic structural view of the invention；
Fig. 2 is high-gain audio amplifier circuit figure of the present invention.
In figure：1- four-axle aircraft main control modules；2- human-computer interaction modules；3- signal transceivers；4-GPS modules；5- flies
Row control module；The rotor blower fans of 6- six；7- audio alert broadcasting modules；8- minisize pick-up heads；9- Voice command identification modules；
10- power modules；11- data collecting cards.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made
Embodiment, belong to the scope of protection of the invention.
Embodiment：
As depicted in figs. 1 and 2, the invention provides a kind of speech recognition to report high Nuisance alarms aircraft, including four axles fly
Row device main control module 1, the four-axle aircraft main control module 1 are connected with Voice command identification module 9, power module 10, voice
Alarm broadcasting module 7, flight control modules 5 and human-computer interaction module 2, the four-axle aircraft main control module 1 use PSOC cores
Piece CY8C26443 is core, and the signal end of the flight control modules 5 passes through signal transceiver 3 and four-axle aircraft master control mould
Block 1 is connected, and the signal transceiver 3 realizes WIFI radio communications using ESP8266 modules, and the human-computer interaction module 2 leads to
Cross the speech recognition system received inside APP and interact control, the Voice command identification module 9 is used to gather voice command letter
Breath and environmental information, the four-axle aircraft main control module 1 be also built-in with a bit microprocessor M8C kernel of high speed eight and
8 digital modules and 12 analog modules that user can configure, the inside of four-axle aircraft main control module 1 have 16K bytes
Quick FLAsH and 256 byte data SRAM, meanwhile, the phase-locked loop circuit in four-axle aircraft main control module 1 can make energy consumption and property
The needs of concrete operations are adapted to, the simultaneity factor of power module 10 is carried using the battery powered power module of model plane lithium electricity
For stablizing lasting electricity.
The flight control modules 5 are also used using controller of fan control rotor rotating speed inside flight control modules 5
Three piezo-electric crystal gyroscopes carry out posture augmentation control, and after aircraft reaches the position needed, mobile phone touches in cell phone application
The coordinate information of control aircraft is touched, coordinate information is delivered on four-axle aircraft main control module 1 by signal transceiver 3, by
Four-axle aircraft main control module 1 is handled it, and detects the data fed back on miniature video camera 8, if both compare
Information differs by more than the threshold value of setting by the real-time release warning information of audio alert broadcasting module 7, and by real time information in mobile phone
APP screen displays come out.
The flight control modules 5 are used to adjust six rotor blower fans, are also associated with the input of flight control modules 5
GPS module 4, the GPS module 4 realize and read for positional information that the GPS module 4 is adopted using GPS Big Dippeves double locating system
With the module for integrating the frequency+GPS/ Big Dipper positioning functions of GSM tetra- of MTK2503 types, mainly for detection of four-axle aircraft
Positional information is read, and realizes that dropout makes a return voyage automatically, the function such as fixed point flight.Aircraft can be coordinated to carry camera simultaneously
8 shoot the real-time passback of video photographies and realize the multiple functions such as avoidance flight in flight way.
Data collecting card 11 is provided with the Voice command identification module 9, the data collecting card 11 uses PGA202 types
Chip gain multiplication factor, Usage data collection card 11 greatlys save development time and the investment of hardware, again can be abundant
Using the software and hardware resources of IBM-PC machines, user can also be made to concentrate one's energy to enter the theory in data acquisition and procession and method
Row research, the establishment for carrying out system design and program etc..
The human-computer interaction module 2 coordinates cell phone application to realize remote control by bluetooth module, and the bluetooth module is inlayed
In the inside of CY8C26443 type microcontrollers, embedded Bluetooth wireless communicaltion module access is provided with.
The audio alert broadcasting module 9 uses WEGASUN-M6 sound identification modules, coordinates LM4819 high-gain sound
Frequency amplification circuit module real-time broadcasting warning message, as long as the high-gain audio amplifier circuit increase R3 of the LM4819 can be carried
The gain of high amplifier.In R3 both ends shunt capacitance C4, for low impedance path filtering to be provided high frequency, prevent high-frequency self-excitation.J1
For wire jumper, when J1 is connected, 1 pin ground connection, total power amplifies work；When J1 disconnects, 1 pin is VDD, micro energy lose shut-off, is amplified
Device does not work.Wire jumper J2 also can control amplifier work whether, when J2 disconnects ,+IN ends make amplifier not work without bias current
Make, connection then works.
The bidirectional port of the four-axle aircraft main control module 1 is also connected with minisize pick-up head by four-axle aircraft rotor
8, and four-axle aircraft rotor possesses 6 propellers, it is possible to achieve accelerate and decline, make the flight of aircraft more clever
Quick, the sensitivity that this allows for aircraft is better, avoiding obstacles that can be quickly.
The human-computer interaction module of the present invention supports the operational orders such as smart mobile phone APP voice and touch-control simultaneously, while can
Winged chip is interrogated by special University of Science and Technology with speech identifying function and realizes accurate speech recognition controlled, flight control modules use blower fan control
Device processed controls rotor rotating speed and carries out posture augmentation controls, four-axle aircraft using three piezo-electric crystal gyroscopes
The aircraft master board of CY8C26443 main control modules has blower fan speed adjust circuit protection aircraft rotor velocity-stabilization,
Ensure that the aircraft moment is in even running state, voice broadcast module can gather collection voice command information and ring in real time
Environment information, can there is the features such as propagation distance is remote, and distortion is few, use with real-time release warning information in high-altitude flight
ESP8266 module WIFI radio communications, so as to more convenient control aircraft flight action, while support camera collection letter in real time
Breath passback, realizes the voice real-time broadcasting and warning function to four-axle aircraft.
It is obvious to a person skilled in the art that the invention is not restricted to the details of above-mentioned one exemplary embodiment, Er Qie
In the case of without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, embodiment all should be regarded as exemplary, and be nonrestrictive, the scope of the present invention is by appended power
Profit requires rather than described above limits, it is intended that all in the implication and scope of the equivalency of claim by falling
Change is included in the present invention.Any reference in claim should not be considered as to the involved claim of limitation.
Claims (7)
1. high Nuisance alarms aircraft is reported in a kind of speech recognition, it is characterised in that：Including four-axle aircraft main control module (1), institute
State four-axle aircraft main control module (1) and be connected with Voice command identification module (9), power module (10), audio alert report mould
Block (7), flight control modules (5) and human-computer interaction module (2), the four-axle aircraft main control module (1) use PSOC chips
CY8C26443 is core, and the signal end of the flight control modules (5) passes through signal transceiver (3) and four-axle aircraft master control
Module (1) is connected, and the human-computer interaction module (2) interacts control by receiving the speech recognition system inside APP, described
Voice command identification module (9) is used to gather voice command information and environmental information, the four-axle aircraft main control module (1)
Also it is built-in with a bit microprocessor M8C kernel of high speed eight and 8 digital modules and 12 analog modules that user can configure.
2. high Nuisance alarms aircraft is reported in a kind of speech recognition according to claim 1, it is characterised in that：The flight control
Molding block (5) also uses three piezo-electric crystal gyros using controller of fan control rotor rotating speed inside flight control modules 5
Instrument carries out posture augmentation control.
3. high Nuisance alarms aircraft is reported in a kind of speech recognition according to claim 1, it is characterised in that：The flight control
Molding block (5) is used to adjust six rotor blower fans (6), and GPS module (4), institute are also associated with the input of flight control modules (5)
GPS module (4) is stated to realize for positional information reading using GPS Big Dippeves double locating system.
4. high Nuisance alarms aircraft is reported in a kind of speech recognition according to claim 1, it is characterised in that：The voice control
Data collecting card (11) is provided with identification module (9) processed, the data collecting card (11) is put using the chip gain of PGA202 types
Big multiple.
5. high Nuisance alarms aircraft is reported in a kind of speech recognition according to claim 1, it is characterised in that：The man-machine friendship
Mutual module (2) coordinates cell phone application to realize remote control by bluetooth module.
6. high Nuisance alarms aircraft is reported in a kind of speech recognition according to claim 1, it is characterised in that：The voice reporting
Alert broadcasting module (7) uses WEGASUN-M6 sound identification modules, coordinates LM4819 high-gain audio amplifier circuit module real
When report warning message.
7. high Nuisance alarms aircraft is reported in a kind of speech recognition according to claim 1, it is characterised in that：Four axle flies
The bidirectional port of row device main control module (1) is also connected with minisize pick-up head (8) by four-axle aircraft rotor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710363908.2A CN107424606A (en) | 2017-05-22 | 2017-05-22 | High Nuisance alarms aircraft is reported in a kind of speech recognition |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710363908.2A CN107424606A (en) | 2017-05-22 | 2017-05-22 | High Nuisance alarms aircraft is reported in a kind of speech recognition |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107424606A true CN107424606A (en) | 2017-12-01 |
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ID=60427980
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710363908.2A Pending CN107424606A (en) | 2017-05-22 | 2017-05-22 | High Nuisance alarms aircraft is reported in a kind of speech recognition |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203332391U (en) * | 2013-05-30 | 2013-12-11 | 淮安信息职业技术学院 | Four-rotor model aircraft |
| KR20150111578A (en) * | 2014-03-26 | 2015-10-06 | 주식회사 윈테크 | Monitoring camera system equipped drone and controlled by smart-phone |
| CN204868886U (en) * | 2015-07-10 | 2015-12-16 | 桂林电子科技大学 | Multifunctional machine ware people who can fly in calamity scene |
| CN105573335A (en) * | 2016-03-18 | 2016-05-11 | 王正作 | Unmanned-plane aerial photography control system |
| WO2017039179A1 (en) * | 2015-09-04 | 2017-03-09 | 유성훈 | Method, user terminal, server, and detecting device for monitoring flight of unmanned aerial vehicle |
| CN206023981U (en) * | 2016-07-26 | 2017-03-15 | 三峡大学 | A kind of unmanned plane electronic pet dog |
| CN207182905U (en) * | 2017-05-22 | 2018-04-03 | 安徽师范大学 | High Nuisance alarms aircraft is reported in a kind of speech recognition |
-
2017
- 2017-05-22 CN CN201710363908.2A patent/CN107424606A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203332391U (en) * | 2013-05-30 | 2013-12-11 | 淮安信息职业技术学院 | Four-rotor model aircraft |
| KR20150111578A (en) * | 2014-03-26 | 2015-10-06 | 주식회사 윈테크 | Monitoring camera system equipped drone and controlled by smart-phone |
| CN204868886U (en) * | 2015-07-10 | 2015-12-16 | 桂林电子科技大学 | Multifunctional machine ware people who can fly in calamity scene |
| WO2017039179A1 (en) * | 2015-09-04 | 2017-03-09 | 유성훈 | Method, user terminal, server, and detecting device for monitoring flight of unmanned aerial vehicle |
| CN105573335A (en) * | 2016-03-18 | 2016-05-11 | 王正作 | Unmanned-plane aerial photography control system |
| CN206023981U (en) * | 2016-07-26 | 2017-03-15 | 三峡大学 | A kind of unmanned plane electronic pet dog |
| CN207182905U (en) * | 2017-05-22 | 2018-04-03 | 安徽师范大学 | High Nuisance alarms aircraft is reported in a kind of speech recognition |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20171201 |
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| RJ01 | Rejection of invention patent application after publication |