CN109637149A - The System and method for of pithy formula speech recognition technology manipulation parking lot entrance - Google Patents

The System and method for of pithy formula speech recognition technology manipulation parking lot entrance Download PDF

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Publication number
CN109637149A
CN109637149A CN201811599552.3A CN201811599552A CN109637149A CN 109637149 A CN109637149 A CN 109637149A CN 201811599552 A CN201811599552 A CN 201811599552A CN 109637149 A CN109637149 A CN 109637149A
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China
Prior art keywords
speech recognition
recognition module
voice
parking lot
manipulator
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
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CN201811599552.3A
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Chinese (zh)
Inventor
陈优章
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Xiamen Di Naike Intelligent Transportation Science And Technology Ltd
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Xiamen Di Naike Intelligent Transportation Science And Technology Ltd
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Priority to CN201811599552.3A priority Critical patent/CN109637149A/en
Publication of CN109637149A publication Critical patent/CN109637149A/en
Pending legal-status Critical Current

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Classifications

    • GPHYSICS
    • G08SIGNALLING
    • G08GTRAFFIC CONTROL SYSTEMS
    • G08G1/00Traffic control systems for road vehicles
    • G08G1/14Traffic control systems for road vehicles indicating individual free spaces in parking areas
    • G08G1/145Traffic control systems for road vehicles indicating individual free spaces in parking areas where the indication depends on the parking areas
    • G08G1/148Management of a network of parking areas
    • GPHYSICS
    • G08SIGNALLING
    • G08GTRAFFIC CONTROL SYSTEMS
    • G08G1/00Traffic control systems for road vehicles
    • G08G1/01Detecting movement of traffic to be counted or controlled
    • G08G1/017Detecting movement of traffic to be counted or controlled identifying vehicles
    • G08G1/0175Detecting movement of traffic to be counted or controlled identifying vehicles by photographing vehicles, e.g. when violating traffic rules
    • GPHYSICS
    • G08SIGNALLING
    • G08GTRAFFIC CONTROL SYSTEMS
    • G08G1/00Traffic control systems for road vehicles
    • G08G1/01Detecting movement of traffic to be counted or controlled
    • G08G1/042Detecting movement of traffic to be counted or controlled using inductive or magnetic detectors
    • GPHYSICS
    • G08SIGNALLING
    • G08GTRAFFIC CONTROL SYSTEMS
    • G08G1/00Traffic control systems for road vehicles
    • G08G1/14Traffic control systems for road vehicles indicating individual free spaces in parking areas
    • G08G1/149Traffic control systems for road vehicles indicating individual free spaces in parking areas coupled to means for restricting the access to the parking space, e.g. authorization, access barriers, indicative lights
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
    • G10L15/00Speech recognition
    • G10L15/26Speech to text systems
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
    • G10L15/00Speech recognition
    • G10L15/28Constructional details of speech recognition systems
    • G10L15/30Distributed recognition, e.g. in client-server systems, for mobile phones or network applications
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
    • G10L21/00Processing of the speech or voice signal to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
    • G10L21/02Speech enhancement, e.g. noise reduction or echo cancellation
    • G10L21/0208Noise filtering
    • G10L21/0216Noise filtering characterised by the method used for estimating noise
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00Data switching networks
    • H04L12/66Arrangements for connecting between networks having differing types of switching systems, e.g. gateways
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
    • G10L21/00Processing of the speech or voice signal to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
    • G10L21/02Speech enhancement, e.g. noise reduction or echo cancellation
    • G10L21/0208Noise filtering
    • G10L21/0216Noise filtering characterised by the method used for estimating noise
    • G10L2021/02161Number of inputs available containing the signal or the noise to be suppressed

Abstract

The present invention provides a kind of system and method for pithy formula speech recognition technology manipulation parking lot entrance, it include highly sensitive noise reduction microphone, Bluetooth headset, LED screen, loudspeaker, speech recognition module, parking system gateway, Car license recognition camera, feel and long-range cloud platform, highly sensitive noise reduction microphone and Bluetooth headset are connected by wireless blue tooth mode with speech recognition module;Ground sense, banister, LED screen and loudspeaker are connected by RS485 mode with Car license recognition camera;Car license recognition camera, speech recognition module are connected by communication device with parking system gateway;Parking system gateway is connected by communication device with long-range cloud platform.The present invention meets the actual management needs of unattended parking lot operation owner, especially it is used to handle a variety of emergency cases for solving parking lot scene, parking lot scene is used for the operation computer of man-machine visual interface interaction without installation and deployment, the implementation lower deployment cost of owner is saved, reduce system maintenance work amoun, improves system operation efficiency.

Description

The System and method for of pithy formula speech recognition technology manipulation parking lot entrance
Technical field
The present invention relates to parking lot entrance administrative skill field, especially a kind of method of parking lot entrance control with System, and in particular to a kind of that the System and method for manipulated to parking lot entrance is realized using pithy formula speech recognition technology.
Background technique
Currently, with social intelligence, the continuous development of automatic technology, parking lot management becomes more and more intelligent. Also, along with the mature development and the rising of cost of labor of the technologies such as Car license recognition, mobile phone third party mobile payment, unmanned value The parking lot entrance charging administration system project paid also land by large-scale popularization.But in the parking lot entrance that these unmanned values are paid Charging administration system also exposes many problems in actual use, and common problem has:
1, Car license recognition malfunctions, and vehicle is caused admission or can not to leave the theatre;
2, at entrance vehicle rear-end collision scratch cause dispute, cause below vehicle can not enter and leave parking lot;
3, car owner makes a breakthrough by force;
4, car owner's payment account cost balance is insufficient, causes vehicle that can not leave the theatre;
5, car owner forgets that band mobile phone or mobile phone are out of power, causes vehicle that can not leave the theatre;
6, car owner has a question to payment expense, blocks entrance;
7, it hires a car the moon expired, vehicle is caused admission or can not to leave the theatre.
Certainly, a set of unattended parking lot entrance charging administration system is to exist in most situation without personnel Field is on duty, but always will appear some problems during operation is with operation, in addition to that car owner can be allowed to stop by remote call-in Except the operator assist process of parking lot, administrative staff is still needed to arrive in-situ processing at the first time in many cases, such as gone out Mouthful place's vehicle rear-end collision, which scratches, causes dispute, cause below vehicle stand in a long queue greatly, at this moment just need the administrative staff commander that shows up to dredge, Otherwise parking lot will be unable to continue to run, this runs the influence of owner to car owner, parking lot and loss is all very big.
Therefore, in view of the above deficiencies with problem, it is necessary to existing unattended parking lot entrance toll administration System improves.
Summary of the invention
The object of the present invention is to provide a kind of pithy formulas that the actual management for meeting unattended parking lot operation owner needs Change the System and method for of speech recognition technology manipulation parking lot entrance.
In order to solve the problems existing in background technology, the present invention adopts the following technical scheme: pithy formula speech recognition The system that technology manipulates parking lot entrance, it includes highly sensitive noise reduction microphone, Bluetooth headset, LED screen, loudspeaker, voice Identification module, parking system gateway, Car license recognition camera, feel, banister and long-range cloud platform, wherein
Highly sensitive noise reduction microphone is used for indoor sound collecting;
Bluetooth headset, for outdoor sound collecting, manipulator is carried on ear, receives the language that manipulator is told about Sound;
LED screen, for showing vehicle discrepancy, charge and other prompting messages;
Loudspeaker, for playing vehicle discrepancy, charge and other prompting messages;
Speech recognition module, the voice for being told about manipulator identify;
Parking system gateway, the manipulation center of whole system, realize the Business Process Control of system and scheduling and with it is remote The data of journey cloud platform are docked;
Car license recognition camera, under the signal triggering that ground is inducted or vehicle enters within the scope of identification region, carries out photograph Candid photograph and Car license recognition;
Ground sense realizes that the signal triggering and push, general trigger signal when vehicle travels across push to Car license recognition camera;
Banister, for the interception and clearance to vehicles while passing;
Long-range cloud platform realizes that obtaining vehicle from parking system gateway enters and leaves record, pay imformation, extremely opens a sluice gate or not Open a sluice gate, license plate correct etc. data reception, issue configuration information, black and white lists, charge setting etc. data give parking system net It closes;
And highly sensitive noise reduction microphone and Bluetooth headset are connected by wireless blue tooth mode with speech recognition module;Ground sense, Banister, LED screen and loudspeaker are connected by RS485 mode with Car license recognition camera;Car license recognition camera, speech recognition module are logical Communication device is crossed to be connected with parking system gateway;Parking system gateway is connected by communication device with long-range cloud platform.
As a further improvement of the present invention;The voice that manipulator is told about is to wake up language, keyword and additional content, Tell about mode are as follows: wake up language+keyword+additional content (note: optional).
As a further improvement of the present invention;Speech recognition module uses identified off-line mode, implements to dispose to facilitate;Language The identification of sound identification module wakes up language, keyword, and has self-teaching correction capability, to realize the identification of different accents.
As a further improvement of the present invention;Additional content is not up in the case where speech recognition module is using identified off-line mode When manipulator is expected recognition result, manipulator repeats to tell about a upper manipulation instruction, parking system gateway in certain time length The voice for the additional content that manipulator tells about is pushed into third party's speech recognition cloud platform and carries out speech recognition.
The present invention also provides a kind of methods of pithy formula speech recognition technology manipulation parking lot entrance, it includes as follows Step:
Step (S1) obtains the information of vehicles entered and left by Car license recognition camera, and by the information to parking system net Close push;
Step (S2), obtained by the preset program function of parking system gateway the vehicle can not open a sluice gate let pass information, And warning information is pushed to long-range cloud platform;Parking lot operation management side arranges personnel to assist to scene according to warning information situation Mediate reason;
Step (S3) obtains the manipulation instruction and information that manipulator tells about by speech recognition module;
Step (S4), parking system gateway issue the manipulation command opened a sluice gate or do not opened a sluice gate according to the instruction received to banister And the content of display with casting is sent to LED screen and loudspeaker;
Step (S5), parking system gateway push the operating result and detailed content of manipulator to long-range cloud platform.
After adopting the above technical scheme, the invention has the following advantages:
1, it can be achieved to utilize pithy formula speech control parking lot system to parking lot scene as the manipulator of system manager System is to dispose emergency case;
2, parking lot scene is used for the operation computer of man-machine visual interface interaction without installation and deployment, has saved the reality of owner Lower deployment cost is applied, system maintenance work amoun is reduced, improves system operation efficiency.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with It obtains other drawings based on these drawings.
Fig. 1 is the system composition block diagram of the invention;
Fig. 2 is method process flow diagram of the invention.
Appended drawing reference:
1-highly sensitive noise reduction microphone;2-Bluetooth headsets;3-LED screens;4-loudspeakers;5-speech recognition modules; 6-parking system gateways;7-Car license recognition cameras;8-ground senses;9-banisters;10-long-range cloud platforms.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, below in conjunction with attached drawing and specific implementation Mode, the present invention will be described in further detail.It should be appreciated that the specific embodiments described herein are only to explain this Invention, is not intended to limit the present invention.
Referring to Fig. 1, present embodiment uses following technical scheme: pithy formula speech recognition technology manipulates parking lot The system of entrance, it include highly sensitive noise reduction microphone 1, Bluetooth headset 2, LED screen 3, loudspeaker 4, speech recognition module 5, Parking system gateway 6, Car license recognition camera 7, feel 8, banister 9 and long-range cloud platform 10.Highly sensitive noise reduction microphone 1 and indigo plant Tooth headset 2 is connected by wireless blue tooth mode with speech recognition module 5.Ground sense 8, banister 9, LED screen 3 and loudspeaker 4 pass through RS485 mode is connected with Car license recognition camera 7.Car license recognition camera 7 and speech recognition module 5 pass through communication device and parking lot System gateway 6 is connected.Parking system gateway 6 is connected by communication device with long-range cloud platform 10.
Specifically, highly sensitive noise reduction microphone 1, is used for indoor sound collecting.Bluetooth headset 2, for outdoor sound It collects, manipulator carries on ear, receives the voice that manipulator is told about;The voice that manipulator is told about is to wake up language, close Keyword and additional content, tell about mode are as follows: wake up language+keyword+additional content (note: optional).The language that manipulator is told about Sound content are as follows: manipulator's system login exits;System starting is closed;It opens a sluice gate, barrier gate;License plate number is recorded just;Charge confirmation;It is abnormal In the case of open a sluice gate with do not open a sluice gate description record.LED screen 3, for showing vehicle discrepancy, charge and other prompting messages.Loudspeaking Device 4, for playing vehicle discrepancy, charge and other prompting messages.
Speech recognition module 5, the voice for being told about manipulator identify that speech recognition module 5 uses offline Identification method is implemented to dispose to facilitate;The identification of speech recognition module 5 wakes up language, keyword, and there is self-teaching to correct energy Power, to realize the identification of different accents.It wakes up language voice feature data and downloads and be saved in speech recognition module 5 in advance, it is crucial Speech recognition module 5 is downloaded in advance and be saved in word voice feature data, and multiple and different keyword voice feature datas is in language The grouping of sound identification module 5 saves.The voice feature data for waking up language and keyword is mentioned by speech recognition module 5 with offline mode It takes and is compared with identification.The speech recognition result of additional content is identified by speech recognition module 5 with offline mode;Alternatively, additional The speech recognition result of content is identified by third party's speech recognition cloud platform with online mode.
Parking system gateway 6, the manipulation center of whole system, realize the Business Process Control of system and scheduling and with it is remote The data of journey cloud platform are docked.Car license recognition camera 7, under the signal triggering that ground is inducted or vehicle enters identification region range It is interior, carry out photograph candid photograph and Car license recognition.Signal triggering and push when vehicle travels across, general trigger signal are realized in ground sense 8 Push to Car license recognition camera.Banister 9, for the interception and clearance to vehicles while passing.Long-range cloud platform 10, is realized from parking lot System gateway 6 obtains the reception that vehicle enters and leaves the data such as record, pay imformation, exception are opened a sluice gate or do not opened a sluice gate, license plate is corrected, and issues The data such as configuration information, black and white lists, charge setting are to parking system gateway 6.
It is entered and left referring to Fig. 2, present embodiment additionally provides a kind of pithy formula speech recognition technology manipulation parking lot The method of mouth, it is comprised the following steps:
(a) it receives manipulator using highly sensitive noise reduction microphone 1 or in outdoor application Bluetooth headset 2 in sentry box and is said The voice stated;
(b) voice that speech recognition module 5 tells about manipulator identifies, and speech recognition module 5 preferentially identifies Wake-up language, the keyword of systemic presupposition;
(c) wake-up language, keyword and additional content that parking system gateway 6 is identified by speech recognition module 5, to road Lock 9, LED screen 3, loudspeaker 4 issue breaker and the manipulation instructions such as display and casting;
(d) vehicle feels to triggering 8 when advancing, and ground sense 8 generates trigger signal to Car license recognition camera 7;
(e) Car license recognition camera 7 identifies the license plate number of current vehicle, and the license plate number recognized is pushed to parking lot System gateway 6;
(f) parking system gateway 6 is arranged according to system, and confirmation current vehicle in entrance or is exporting;And vehicle exists Entrance, parking system gateway 6 by system be arranged carry out entrance process judge processing and whether open a sluice gate to let pass, and to LED screen 3, Loudspeaker 4 issues prompt casting information;And vehicle is exporting, parking system gateway 6 carries out outlet process by system setting Judge that processing operates with charge and whether opens a sluice gate to let pass, and prompt casting information is issued to LED screen 3, loudspeaker 4;
(g) operating result and detailed content of the parking system gateway 6 to long-range cloud platform 10 push manipulator.
In present embodiment, the workflow of the speech recognition module 5 are as follows:
(I) enter standby mode after speech recognition module 5 is opened, it is real by highly sensitive noise reduction microphone 1 and Bluetooth headset 2 When monitor external voice and extract with identification voice feature data;
(II) speech recognition module 5, which is extracted, is compared with the voice feature data of identification with the voice feature data for waking up language Right, when similarity value reaches preset threshold values, speech recognition module 5 enters working condition, into the extraction of keyword voice With identifying processing;
(III) speech recognition module 5 enters working condition, extracts and closes with the voice feature data of identification and each group The voice feature data of keyword is compared, and takes similarity value maximum and is more than or equal to one group of keyword of preset threshold for identification As a result;
(IV) speech recognition module 5 the voice of the keyword recognition result and the additional content know result to Parking system gateway 6 pushes, and parking system gateway 6 is further processed with this;
(V) after speech recognition module 5 pushes voice knowledge result to parking system gateway 6, speech recognition module 5 is again Into standby mode;
(VI) after speech recognition module 5 enters working condition, the keyword identification is not obtained in preset duration As a result, reentering standby mode.
The present invention meets the actual management needs of unattended parking lot operation owner, and the implementation for having saved owner is deployed to This, reduces system maintenance work amoun, improves system operation efficiency.
Common manipulation command:
(1), manipulator, which says, tells that password language carries out the login of system, exits operation;
(2), manipulator, which says, tells that password language carries out system starting, shutoff operation;
(3), it opens a sluice gate, barrier gate;
(4), license plate number is recorded just;
(5), charge confirmation;
(6), description record is opened a sluice gate and not opened a sluice gate under abnormal conditions.
Next following specific embodiments is combined, explains the definition for waking up language, keyword and additional content:
Manipulator: " Ah stopping opens a sluice gate ";Parking system opens a sluice gate to argue for the sake of arguing;
Manipulator: " Ah stopping charges 5 yuan, open a sluice gate ";Parking system open a sluice gate to argue for the sake of arguing and LED screen display 5 metamessages of charge and 5 yuan of charge of loudspeaker casting;
Manipulator: " Ah stopping, license plate number Fujian ADN001 are corrected to Fujian CDN888 ";Parking system: " license plate number is corrected to Function ";
Wherein, " Ah stopping " be wake up language, " opening a sluice gate ", " charge ", " license plate number ", " being corrected to " etc. be keyword, it is other then For additional content.
It need to remark additionally, additional content not up to manipulator in the case where speech recognition module is using identified off-line mode is pre- When phase recognition result, manipulator repeats to tell about in certain time length a upper manipulation instruction, and parking system gateway is by manipulator The voice for the additional content told about pushes to third party's speech recognition cloud platform and carries out speech recognition.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie In the case where 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, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power Benefit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent elements of the claims Variation is included within the present invention.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art The other embodiments being understood that.

Claims (6)

1. a kind of system of pithy formula speech recognition technology manipulation parking lot entrance, which is characterized in that it includes:
Highly sensitive noise reduction microphone, the voice told about for indoor sound collecting and reception manipulator;
Bluetooth headset, for collecting chamber outside sound and receive the voice told about of manipulator;
LED screen is used for display alarm information;
Loudspeaker, for playing prompting message;
Speech recognition module, the voice for being told about manipulator identify;
Parking system gateway, controlling with scheduling and being docked with the data of long-range cloud platform for realizing system;
Car license recognition camera, under the signal triggering that ground is inducted or when vehicle enters within the scope of identification region, progress photograph is grabbed Bat and Car license recognition;
Ground sense, signal triggering and push when traveling across for realizing vehicle, pushes to the Car license recognition phase for trigger signal Machine;
Banister, for the interception and clearance to vehicles while passing;
The long-range cloud platform realizes the reception that vehicle data is obtained from the parking system gateway, issues data to described Parking system gateway;
The highly sensitive noise reduction microphone and the Bluetooth headset are connected by wireless blue tooth mode with the speech recognition module; Feel describedly, the banister, the LED screen and the loudspeaker are respectively by RS485 mode and the Car license recognition camera phase Even;The Car license recognition camera and speech recognition module are connected by communication device with the parking system gateway;Described Parking system gateway is connected by communication device with the long-range cloud platform.
2. the system of pithy formula speech recognition technology manipulation parking lot entrance according to claim 1, which is characterized in that The voice that the manipulator is told about is to wake up language, keyword and additional content, tells about mode are as follows: wake-up language+keyword+ Additional content.
3. the system of pithy formula speech recognition technology manipulation parking lot entrance according to claim 2, which is characterized in that The speech recognition module uses identified off-line mode, and the speech recognition module identifies the wake-up language and the key Word.
4. the system of pithy formula speech recognition technology manipulation parking lot entrance according to claim 3, which is characterized in that The workflow of the speech recognition module are as follows:
(I) enter standby mode after the speech recognition module is opened, pass through the highly sensitive noise reduction microphone and the bluetooth Headset is monitored external voice in real time and is extracted and identification voice feature data;
(II) speech recognition module extract with the voice feature data of identification and the voice feature data for waking up language into Row compares, and when similarity value reaches preset threshold values, the speech recognition module enters working condition, into the keyword The extraction of voice and identifying processing;
(III) speech recognition module enters working condition, extracts crucial with the voice feature data of identification and each group The voice feature data of word is compared, and takes similarity value maximum and is more than or equal to one group of keyword of preset threshold for identification knot Fruit;
(IV) speech recognition module the voice of the keyword recognition result and the additional content know result to The parking system gateway push;
(V) after the speech recognition module knows result to parking system gateway push voice, the speech recognition module Reenter standby mode;
(VI) after the speech recognition module enters working condition, the keyword identification knot is not obtained in preset duration Fruit reenters standby mode.
5. a kind of method of pithy formula speech recognition technology manipulation parking lot entrance, it is characterised in that: it is comprised the following steps:
Step (S1) obtains the information of vehicles entered and left by Car license recognition camera, and the information is pushed away to parking system gateway It send;
Step (S2), obtained by the preset program function of parking system gateway the vehicle can not open a sluice gate let pass information, and to Long-range cloud platform pushes warning information;
Step (S3) obtains the manipulation instruction and information that manipulator tells about by speech recognition module;
Step (S4), parking system gateway issued according to the instruction received to banister open a sluice gate or the manipulation command do not opened a sluice gate and to LED screen and loudspeaker send the content of display with casting;
Step (S5), parking system gateway push the operating result and detailed content of manipulator to long-range cloud platform.
6. the system of pithy formula speech recognition technology manipulation parking lot entrance according to claim 2, which is characterized in that The additional content not up to manipulator in the case where the speech recognition module is using identified off-line mode is expected recognition result When, manipulator repeats to tell about a upper manipulation instruction in certain time length, and the parking system gateway tells about manipulator The additional content voice push to third party's speech recognition cloud platform carry out speech recognition.
CN201811599552.3A 2018-12-26 2018-12-26 The System and method for of pithy formula speech recognition technology manipulation parking lot entrance Pending CN109637149A (en)

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