CN106683676A - Voice recognition system for robot control - Google Patents
Voice recognition system for robot control Download PDFInfo
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- CN106683676A CN106683676A CN201710164553.4A CN201710164553A CN106683676A CN 106683676 A CN106683676 A CN 106683676A CN 201710164553 A CN201710164553 A CN 201710164553A CN 106683676 A CN106683676 A CN 106683676A
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- 238000012805 post-processing Methods 0.000 claims abstract description 10
- 230000000875 corresponding effect Effects 0.000 claims abstract description 6
- 238000000605 extraction Methods 0.000 claims abstract description 5
- 238000012545 processing Methods 0.000 claims abstract description 5
- 238000001914 filtration Methods 0.000 claims abstract description 3
- 238000000034 method Methods 0.000 claims description 9
- 230000008569 process Effects 0.000 claims description 9
- 238000009432 framing Methods 0.000 claims description 3
- 238000005070 sampling Methods 0.000 claims description 3
- 230000036962 time dependent Effects 0.000 claims description 3
- 238000012546 transfer Methods 0.000 claims description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 238000007781 pre-processing Methods 0.000 abstract 2
- 230000008901 benefit Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000001755 vocal effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 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
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- 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
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- Engineering & Computer Science (AREA)
- Computational Linguistics (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Manipulator (AREA)
Abstract
The invention discloses a voice recognition system for robot control. The voice recognition system for robot control comprises a voice input module, a pre-processing module, and a feature extraction module which are successively connected. The output end of the feature extraction module is connected with a template matching module and a template pool, the output end of the template pool is connected with the template matching module, and the output end of the template matching module is successively connected with a post-processing module, a result identification module, a control module and a robot. Through a series of processing of the voice signals input to the system, the robot finally conducts recognition of an the input voice signals and executes corresponding action according to the voice signals, and the intelligence and humanization level of robot control is improved; compared with mechanical control, using voice to control robots is more convenient and time is saved; by pre-processing such as filtering the voice signals, clutter signals in the voice signals are filtered away effectively, which is beneficial for improving the intelligibility of the voice signals, and therefore it is more beneficial for improving accuracy and efficiency of the voice recognition.
Description
Technical field
The invention belongs to technical field of voice recognition, more particularly to a kind of robot control speech recognition system.
Background technology
Acoustic vocal is exchange way most frequent used in human society daily life, and it is people as with high
Mode specific to the higher organism of thinking and conscious activity.Colleague, is exchanged by voice language, be also our mankind it
Between most convenient and a kind of direct exchange way, certainly it is also the optimal and machine that the Future Society during we dream of is used
The mode of device exchange.
Speech recognition technology is one of significant development technology in terms of 21 century information technology, and our mankind are for a long time
One dream exactly oneself can create the robot for coming with us and engage in the dialogue and exchange, allow robot pass through language I
The meaning to be expressed.Speech recognition technology is developed for this purpose, speech recognition seek to allow and its
Phonetic order is changed into by corresponding text or instruction by identification process and understanding process.
The content of the invention
It is an object of the invention to provide a kind of robot control speech recognition system, answering by the identifying system
With solving existing problem.
To solve above-mentioned technical problem, the present invention is achieved by the following technical solutions:
The present invention is a kind of robot control speech recognition system, including the voice input module being sequentially connected, pre- place
Reason module, characteristic extracting module, the outfan of characteristic extracting module is connected with template matching module, template base, template base it is defeated
Go out end to be connected with template matching module, the outfan of template matching module be connected with turn post-processing module, recognition result module,
Control module and robot.
Further, the voice input module is used to gather voice signal and transmit it to pretreatment module;It is described
Pretreatment module is filtered after process, sampling processing and framing windowing process to the voice signal for receiving and sends it to feature
Extraction module.
Further, the characteristic extracting module is used to extract the time dependent characteristic sequence of voice signal;
The template base is by the Sequence Transformed reference mould formed for acoustic model of phonetic feature according to different speech recognition algorithms
Plate storehouse;The template matching module be used for when recognizing by the phonetic feature sequence of input and existing reference template in template base with
Ad hoc fashion is matched, and so as to obtain voice identification result, and voice identification result is transmitted to post-processing module.
Further, the post-processing module is used for the voice identification result to receiving carries out the discriminatory analysis of grammer;Institute
The post-treated module transfer of speech recognition result is to recognition result module;The recognition result module is used for the voice to receiving
Recognition result is digitized and is processed as speech recognition digital signal and transmits it to control module.
Further, the control module is suitable to robot identification for the speech recognition digital signal for receiving to be converted to
Control instruction, then control robot carry out corresponding actions.
Further, the voice input module adopts microphone, and control module is single-chip microcomputer, and speech recognition module of recording a demerit is
A/D converter.
The invention has the advantages that:
The present invention carries out a series of process by the voice signal to input to system, finally causes robot to being input into language
Message number is identified and performs corresponding action according to voice signal, improves intellectuality and the hommization water of robot control
It is flat;It is convenient relative to mechanical control by Voice command robot, save the time;By filtering to voice signal
The pretreatment such as ripple, have effectively filtered the noise signal in voice signal, are conducive to improving the definition of voice signal, so as to more have
Beneficial to the accuracy and efficiency that improve speech recognition.
Certainly, the arbitrary product for implementing the present invention it is not absolutely required to while reaching all the above advantage.
Description of the drawings
In order to be illustrated more clearly that the technical scheme of the embodiment of the present invention, use required for describing to embodiment below
Accompanying drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the present invention, for ability
For the those of ordinary skill of domain, on the premise of not paying creative work, can be attached to obtain others according to these accompanying drawings
Figure.
Fig. 1 is a kind of system block diagram of robot control speech recognition system of the present invention.
Specific 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 is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than the embodiment of whole.It is based on
Embodiment in the present invention, it is all other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of protection of the invention.
Refer to shown in Fig. 1, the present invention is a kind of robot control speech recognition system, including the voice being sequentially connected
Input module, pretreatment module, characteristic extracting module, the outfan of characteristic extracting module is connected with template matching module, template
Storehouse, the outfan of template base is connected with template matching module, the outfan of template matching module be connected with turn post-processing module,
Recognition result module, control module and robot.
Wherein, voice input module is used to gather voice signal and transmit it to pretreatment module;Pretreatment module pair
The voice signal for receiving is filtered after process, sampling processing and framing windowing process and sends it to characteristic extracting module;It is special
Extraction module is levied for the time dependent characteristic sequence of voice signal to be extracted;Template base is known according to different voices
Other algorithm is by the Sequence Transformed reference template storehouse formed for acoustic model of phonetic feature;Template matching module will when being used to recognize
The phonetic feature sequence of input is matched in a specific way with existing reference template in template base, so as to obtain speech recognition
As a result, and by voice identification result transmit to post-processing module;Post-processing module is used for during continuous speech recognition to receiving
To voice identification result carry out the discriminatory analysis of grammer, then need not change at module in the speech recognition process of isolated word
Reason;The post-treated module transfer of voice identification result is to recognition result module;Recognition result module is used for the voice to receiving and knows
Other result is digitized and is processed as speech recognition digital signal and transmits it to control module;Control module is used to receive
Speech recognition digital signal be converted to be suitable to robot identification control instruction, then control robot carry out corresponding actions.
Wherein, voice input module adopts microphone, and control module is single-chip microcomputer, and speech recognition records a demerit module for A/D conversions
Device.
In the description of this specification, the description of reference term " one embodiment ", " example ", " specific example " etc. means
Specific features, structure, material or the feature described with reference to the embodiment or example is contained at least one enforcement of the present invention
In example or example.In this manual, identical embodiment or example are not necessarily referring to the schematic representation of above-mentioned term.
And, the specific features of description, structure, material or feature can be in any one or more embodiments or example closing
Suitable mode is combined.
Finally it should be noted that present invention disclosed above preferred embodiment is only intended to help illustrates the present invention.It is excellent
Embodiment is selected not have all of details of detailed descriptionthe, it is only described specific embodiment also not limit the invention.Obviously, root
According to the content of this specification, can make many modifications and variations.These embodiments are chosen and specifically described to this specification, be in order to
The principle and practical application of the present invention are preferably explained, so that skilled artisan can be best understood by and utilize
The present invention.The present invention is only limited by claims and its four corner and equivalent.
Claims (6)
1. a kind of robot control speech recognition system, it is characterised in that:Including the voice input module being sequentially connected, pre- place
Reason module, characteristic extracting module, the outfan of the characteristic extracting module is connected with template matching module, template base, the mould
The outfan in plate storehouse is connected with template matching module, the outfan of the template matching module be connected with turn post-processing module,
Recognition result module, control module and robot.
2. a kind of robot control speech recognition system according to claim 1, it is characterised in that:The phonetic entry
Module is used to gather voice signal and transmit it to pretreatment module;The pretreatment module is carried out to the voice signal for receiving
Characteristic extracting module is sent it to after Filtering Processing, sampling processing and framing windowing process.
3. a kind of robot control speech recognition system according to claim 2, it is characterised in that:The feature extraction
Module is used to extract the time dependent characteristic sequence of voice signal;The template base is according to different speech recognitions
Algorithm is by the Sequence Transformed reference template storehouse formed for acoustic model of phonetic feature;When the template matching module is used to recognize
The phonetic feature sequence of input is matched in a specific way with existing reference template in template base, is known so as to obtain voice
Other result, and voice identification result is transmitted to post-processing module.
4. a kind of robot control speech recognition system according to claim 3, it is characterised in that:The post processing mould
Block is used for the voice identification result to receiving carries out the discriminatory analysis of grammer;The post-treated module transfer of institute's speech recognition result
To recognition result module;The recognition result module is processed as voice knowledge for being digitized to the voice identification result for receiving
Other digital signal simultaneously transmits it to control module.
5. a kind of robot control speech recognition system according to claim 4, it is characterised in that:The control module
For the speech recognition for receiving digital signal to be converted to the control instruction for being suitable to robot identification, robot is controlled then to be carried out
Corresponding actions.
6. a kind of robot control speech recognition system according to claim 1, it is characterised in that:The phonetic entry
Module adopts microphone, and control module is single-chip microcomputer, and speech recognition records a demerit module for A/D converter.
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Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107085734A (en) * | 2017-05-24 | 2017-08-22 | 南京华设科技股份有限公司 | IN service accepts robot |
CN107393531A (en) * | 2017-07-20 | 2017-11-24 | Tcl医疗核磁技术(无锡)有限公司 | The phonetic controller and method of a kind of medical detection system |
CN107657957A (en) * | 2017-10-27 | 2018-02-02 | 成都常明信息技术有限公司 | A kind of robot that far distance controlled is realized by terminal speech |
CN107825433A (en) * | 2017-10-27 | 2018-03-23 | 安徽硕威智能科技有限公司 | A kind of card machine people of children speech instruction identification |
CN109243458A (en) * | 2018-11-22 | 2019-01-18 | 苏州米机器人有限公司 | A kind of speech recognition system for intelligent robot |
CN111013068A (en) * | 2019-12-09 | 2020-04-17 | 芜湖乐哈哈信息科技有限公司 | A fire gun pronunciation intelligence fire extinguishing systems for big space fire engineering |
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CN105118501A (en) * | 2015-09-07 | 2015-12-02 | 徐洋 | Speech recognition method and system |
CN106448657A (en) * | 2016-10-26 | 2017-02-22 | 安徽省云逸智能科技有限公司 | Continuous speech recognition system for restaurant robot servant |
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CN105118501A (en) * | 2015-09-07 | 2015-12-02 | 徐洋 | Speech recognition method and system |
CN106448657A (en) * | 2016-10-26 | 2017-02-22 | 安徽省云逸智能科技有限公司 | Continuous speech recognition system for restaurant robot servant |
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Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107085734A (en) * | 2017-05-24 | 2017-08-22 | 南京华设科技股份有限公司 | IN service accepts robot |
CN107393531A (en) * | 2017-07-20 | 2017-11-24 | Tcl医疗核磁技术(无锡)有限公司 | The phonetic controller and method of a kind of medical detection system |
CN107657957A (en) * | 2017-10-27 | 2018-02-02 | 成都常明信息技术有限公司 | A kind of robot that far distance controlled is realized by terminal speech |
CN107825433A (en) * | 2017-10-27 | 2018-03-23 | 安徽硕威智能科技有限公司 | A kind of card machine people of children speech instruction identification |
CN109243458A (en) * | 2018-11-22 | 2019-01-18 | 苏州米机器人有限公司 | A kind of speech recognition system for intelligent robot |
CN111013068A (en) * | 2019-12-09 | 2020-04-17 | 芜湖乐哈哈信息科技有限公司 | A fire gun pronunciation intelligence fire extinguishing systems for big space fire engineering |
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Address after: 230088 Embedded R&D Building 409, 5089 Wangjiangxi Road, Hefei High-tech Zone, Anhui Province Applicant after: Anhui Lang Ba Intelligent Technology Co., Ltd. Address before: 230088 Room 201, D8 Building, Innovation Industrial Park, 800 Wangjiangxi Road, Hefei High-tech Zone, Anhui Province Applicant before: Anhui Lang Ba Intelligent Technology Co., Ltd. |
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Application publication date: 20170517 |
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