CN110910879A - Voice control method, system and device based on intelligent laser pen and readable storage medium - Google Patents
Voice control method, system and device based on intelligent laser pen and readable storage medium Download PDFInfo
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- CN110910879A CN110910879A CN201911201504.9A CN201911201504A CN110910879A CN 110910879 A CN110910879 A CN 110910879A CN 201911201504 A CN201911201504 A CN 201911201504A CN 110910879 A CN110910879 A CN 110910879A
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- 238000013518 transcription Methods 0.000 claims abstract description 24
- 230000035897 transcription Effects 0.000 claims abstract description 24
- 238000012545 processing Methods 0.000 claims abstract description 16
- 238000004590 computer program Methods 0.000 claims description 7
- 238000010276 construction Methods 0.000 claims description 6
- 230000000694 effects Effects 0.000 claims description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000005516 engineering process Methods 0.000 abstract description 2
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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
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/033—Pointing devices displaced or positioned by the user, e.g. mice, trackballs, pens or joysticks; Accessories therefor
- G06F3/0354—Pointing devices displaced or positioned by the user, e.g. mice, trackballs, pens or joysticks; Accessories therefor with detection of 2D relative movements between the device, or an operating part thereof, and a plane or surface, e.g. 2D mice, trackballs, pens or pucks
- G06F3/03545—Pens or stylus
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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
- G10L15/26—Speech to text systems
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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
- G10L2015/221—Announcement of recognition results
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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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- Acoustics & Sound (AREA)
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Abstract
The invention relates to the field of voice signal processing, voice recognition and semantic understanding processing, in particular to a voice control method based on an intelligent laser pen, which comprises the following steps: and transmitting the audio data of the laser pen back to the identification engine selection module and identifying the audio data as text information. The recognition engine selection module comprises an offline command recognition and online voice transcription module. If the user is doing voice command operation, the recognition result is transmitted to the semantic understanding module, and whether computer control or ppt operation is conducted is judged. And if the user is performing the subtitle operation, transmitting the recognition result to a subtitle module, and finally displaying the subtitle. The invention combines the processing technology of voice signals with hardware equipment to realize the computer control and ppt control of the intelligent laser pen, open the files in a specific folder and perform caption demonstration. The invention also discloses a voice control system and device based on the intelligent laser pen and a computer readable storage medium, which have the same beneficial effects as the method.
Description
Technical Field
The invention relates to the technical field of voice signal processing, voice recognition and semantic understanding, in particular to a voice control method, a system and a device based on an intelligent laser pen and a readable storage medium.
Background
Although few laser pens in the prior art have the functions of voice input, voice translation and voice search, the implementation method of the voice instruction is not well described. When people use the voice function of the laser pen, only a few coarse and shallow voice interactions can be performed, and intelligent interaction cannot be achieved.
Disclosure of Invention
The present invention is directed to a method, a system, a device and a readable storage medium for voice control based on an intelligent laser pointer, so as to solve the problems mentioned in the background art. The voice control method based on the intelligent laser pen comprises the steps of overall architecture, key control, off-line command word control and off-line command word recognition of the intelligent laser pen. The laser pen can be used for ppt control, sound brightness adjustment, file opening in a designated folder and recognition of the speaking content as subtitles. The voice interaction function of the laser pen is enriched.
In order to achieve the purpose, the invention provides the following technical scheme:
a voice control method based on an intelligent laser pen comprises the following steps:
step 1: a microphone integrated in the laser pen collects voice information, the collected voice is processed by a coding and decoding module and then uploaded to a computer, and a laser pen driving program installed in the computer receives the voice information;
step 2: the laser pen driving program detects a caption key and a control key on the laser pen, and starts an online random voice transcription module when the caption key is detected;
and step 3: the online random voice transcription module returns a voice transcription result and sends the result to the caption module to display the final result;
and 4, step 4: when the control key is detected, an offline command word recognition module is started, and returns a result;
and 5: and transmitting the off-line command word recognition result to the off-line command word control module, and executing corresponding computer control or ppt operation according to the off-line command word control module.
Preferably, the key control of the intelligent laser pen in step 2 includes the following steps:
step 21: the laser pen driving program detects a caption key and a control key on the laser pen, and when the keys are pressed down, the small icon at the lower right corner of the software is changed into blue;
step 22: if detecting that the 'caption key' is pressed, starting recording by the program, starting online voice transcription, returning a real-time recognition result, and displaying the caption until the key is released;
step 23: if the 'control key' is detected to be pressed down, the program starts recording, off-line command word recognition is started until the key is released, a recognition result is returned, and the recognition result is transmitted to the off-line command word control module.
Preferably, the offline command word recognition of the intelligent laser pointer in the step 4 comprises the following steps:
step 41: constructing an offline command word list, namely summarizing all offline command words, and adding the offline command word list into an offline command word construction engine;
step 42: constructing an offline command word grammar through an offline command word construction engine, and outputting an offline command word recognition engine;
step 43: the method comprises the steps that an offline command word recognition engine can perform offline recognition on input audio data to form a recognition result;
step 44: and finally, comparing the recognition result with the written control rule, executing corresponding control, and achieving the effect desired by the user by simulating a shortcut key or calling a computer interface.
Preferably, the offline command word control of the intelligent laser pointer in step 5 includes the following steps:
step 51: after receiving the identification result of the identification engine, the program detects whether the current interface is in a ppt playing state;
step 52: if the offline command word is in the ppt mode, judging the confidence of a result returned by the offline command word, if the confidence is greater than a preset value, performing semantic understanding processing on an offline command word recognition result, and executing corresponding ppt control operation according to the semantic understanding result, otherwise, not doing anything, but doing some corresponding prompts;
step 53: if not, judging whether the confidence of the result returned by the offline command word module is greater than a preset value, if so, performing semantic understanding processing on the offline command word recognition result, and performing corresponding computer control operation according to the semantic understanding result, otherwise, not performing any operation, but performing some related information prompts.
In order to solve the above technical problem, the present invention further provides a voice control system based on an intelligent laser pen, including:
a microphone integrated in the laser pen for collecting voice information
The encoding and decoding module is used for processing the collected voice information and uploading the processed voice information to a laser pen driving program installed in the computer, the program is used for detecting a caption key and a control key on a laser pen and respectively and correspondingly starting an online random voice transcription module and an offline command word recognition module according to the detected caption key and control key;
the online random voice transcription module returns a voice transcription result and sends the result to the caption module to display the final result; the off-line command word recognition module returns a result, performs semantic understanding processing on the off-line command word recognition result, and executes corresponding computer control or PPT operation according to the semantic understanding result;
wherein: the microphone, the coding and decoding module and the laser pen driver are sequentially connected, the online random voice transcription module and the offline command word recognition module are connected with the laser pen driver, the online random voice transcription module is connected with the subtitle module, and the offline command word recognition module is connected with the computer control or PPT operation.
In order to solve the above technical problem, the present invention further provides a voice control device based on an intelligent laser pen, including:
a memory for storing a computer program;
a processor for implementing the steps of any one of the above voice control methods based on the intelligent laser pointer when executing the computer program.
In order to solve the above technical problem, the present invention further provides a computer-readable storage medium, wherein a computer program is stored on the computer-readable storage medium, and when being executed by a processor, the computer program implements the steps of any one of the above voice control methods based on an intelligent laser pointer.
Compared with the prior art, the invention has the beneficial effects that:
the invention provides a voice control method based on an intelligent laser pen, which can be applied to computer end software and is matched with a corresponding intelligent laser pen. After the user presses a 'control key' in the intelligent laser pen to perform voice input, computer control or ppt control can be performed according to the input content. When a user presses a 'caption key' in the intelligent laser pen to input voice, the voice frequency can be converted into a caption to be displayed on a computer. And the intelligent control of the laser pen on the computer is further realized.
Drawings
FIG. 1 is a flow chart of a voice control method based on an intelligent laser pen according to the present invention.
Fig. 2 is a detailed flowchart of the general architecture of the intelligent laser pointer according to embodiment 1 of the present invention.
Fig. 3 is a detailed flowchart of the key control based on the intelligent laser pointer in embodiment 2 of the present invention.
Fig. 4 is a specific flowchart of the offline command word control based on the intelligent laser pointer in embodiment 3 of the present invention.
Fig. 5 is a specific flowchart of offline command word recognition based on an intelligent laser pointer in embodiment 4 of the present invention.
FIG. 6 is a schematic diagram of a voice control system based on an intelligent laser pen according to the present invention.
Fig. 7 is a schematic structural diagram of a voice control device based on an intelligent laser pen according to the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 7, the present invention provides a technical solution:
a voice control method based on an intelligent laser pen comprises the following steps: and transmitting the audio data of the laser pen back to the identification engine selection module and identifying the audio data as text information. The recognition engine selection module comprises an offline command recognition and online voice transcription module. If the user is doing voice command operation, the recognition result is transmitted to the semantic understanding module, and whether computer control or ppt operation is conducted is judged. And if the user is performing the subtitle operation, transmitting the recognition result to a subtitle module, and finally displaying the subtitle.
The invention combines the processing technology of voice signals with hardware equipment to realize the computer control and ppt control of the intelligent laser pen, open the files in a specific folder and perform caption demonstration.
Example 1
Fig. 1-2 are overall flow charts of an embodiment 1 of the present invention provided based on the general architecture of an intelligent laser pointer. As shown in fig. 2, a general architecture of an intelligent laser pointer includes the following steps:
step 1: a microphone integrated in the laser pen collects voice information, the collected voice is processed by a coding and decoding module and then uploaded to a computer, and a laser pen driving program installed in the computer receives the voice information;
step 2: the laser pen driving program detects a caption key and a control key on the laser pen, and starts an online random voice transcription module when the caption key is detected;
and step 3: the online random voice transcription module returns a voice transcription result and sends the result to the caption module to display the final result;
and 4, step 4: when the control key is detected, an offline command word recognition module is started, and returns a result;
and 5: performing semantic understanding processing on the offline command word recognition result, and executing corresponding computer control or ppt operation according to the semantic understanding result;
example 2
Fig. 3 is an overall flowchart of a key control embodiment 2 of the present invention based on an intelligent laser pointer. As shown in fig. 3, a key control process of an intelligent laser pen includes the following steps:
step 1: the laser pen driver detects a 'caption key' and a 'control key' on the laser pen, and when the keys are pressed down, the state small icon at the lower right corner of the software is changed into blue.
Step 2: if the 'caption key' is detected to be pressed, the program starts recording, starts online voice transcription, returns a real-time recognition result and displays the caption until the key is released and the small icon in the software state returns to normal.
And step 3: if the 'control key' is detected to be pressed down, the program starts recording, off-line command word recognition is started until the key is released, a recognition result is returned, and the recognition result is transmitted to the off-line command word control module.
Example 3
Fig. 4 is an overall flowchart of an embodiment 3 of the present invention provided based on an off-line command word control of an intelligent laser pointer. As shown in fig. 4, an off-line command word control process of an intelligent laser pointer includes the following steps:
step 1: after receiving the recognition result of the recognition engine, the program detects whether the current interface is in the ppt playing state.
Step 2: if the offline command word is in the ppt mode, judging the confidence of a result returned by the offline command word, if the confidence is greater than a preset value, performing semantic understanding processing on an offline command word recognition result, and executing corresponding ppt control operation according to the semantic understanding result, otherwise, not doing anything, but doing some corresponding prompts;
and step 3: if not, judging whether the confidence of the result returned by the offline command word module is greater than a preset value, if so, performing semantic understanding processing on the offline command word recognition result, and performing corresponding computer control operation according to the semantic understanding result. Otherwise, no operation is performed, but some related information prompt is performed.
Example 4
Fig. 5 is an overall flowchart of an embodiment 4 of the present invention provided based on an off-line command word recognition of an intelligent laser pointer. As shown in fig. 5, an offline command word recognition process of an intelligent laser pointer includes the following steps:
step 1: and (4) constructing an offline command word list, namely summarizing all offline command words. And adding the offline command word list into the offline command word construction engine.
Step 2: and constructing an offline command word grammar through an offline command word construction engine, and outputting an offline command word recognition engine.
And step 3: the offline command word recognition engine can perform offline recognition on the input audio data to form a recognition result.
And 4, step 4: and finally, comparing the recognition result with the written control rule, executing corresponding control, and achieving the effect desired by the user by simulating a shortcut key or calling a computer interface.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. A voice control method based on an intelligent laser pen is characterized by comprising the following steps:
step 1: a microphone integrated in the laser pen collects voice information, the collected voice is processed by a coding and decoding module and then uploaded to a computer, and a laser pen driving program installed in the computer receives the voice information;
step 2: the laser pen driving program detects a caption key and a control key on the laser pen, and starts an online random voice transcription module when the caption key is detected;
and step 3: the online random voice transcription module returns a voice transcription result and sends the result to the caption module to display the final result;
and 4, step 4: when the control key is detected, an offline command word recognition module is started, and returns a result;
and 5: and transmitting the off-line command word recognition result to the off-line command word control module, and executing corresponding computer control or ppt operation according to the off-line command word control module.
2. The voice control method based on the intelligent laser pen as claimed in claim 1, wherein the key control of the intelligent laser pen in step 2 comprises the following steps:
step 21: the laser pen driving program detects a caption key and a control key on the laser pen, and when the keys are pressed down, the small icon at the lower right corner of the software is changed into blue;
step 22: if detecting that the 'caption key' is pressed, starting recording by the program, starting online voice transcription, returning a real-time recognition result, and displaying the caption until the key is released;
step 23: if the 'control key' is detected to be pressed down, the program starts recording, off-line command word recognition is started until the key is released, a recognition result is returned, and the recognition result is transmitted to the off-line command word control module.
3. The voice control method based on the intelligent laser pen as claimed in claim 1, wherein the offline command word recognition of the intelligent laser pen in step 4 comprises the following steps:
step 41: constructing an offline command word list, namely summarizing all offline command words, and adding the offline command word list into an offline command word construction engine;
step 42: constructing an offline command word grammar through an offline command word construction engine, and outputting an offline command word recognition engine;
step 43: the method comprises the steps that an offline command word recognition engine can perform offline recognition on input audio data to form a recognition result;
step 44: and finally, comparing the recognition result with the written control rule, executing corresponding control, and achieving the effect desired by the user by simulating a shortcut key or calling a computer interface.
4. The voice control method based on the intelligent laser pen as claimed in claim 3, wherein the off-line command word control of the intelligent laser pen in step 5 comprises the following steps:
step 51: after receiving the identification result of the identification engine, the program detects whether the current interface is in a ppt playing state;
step 52: if the offline command word is in the ppt mode, judging the confidence of a result returned by the offline command word, if the confidence is greater than a preset value, performing semantic understanding processing on an offline command word recognition result, and executing corresponding ppt control operation according to the semantic understanding result, otherwise, not doing anything, but doing some corresponding prompts;
step 53: if not, judging whether the confidence of the result returned by the offline command word module is greater than a preset value, if so, performing semantic understanding processing on the offline command word recognition result, and performing corresponding computer control operation according to the semantic understanding result, otherwise, not performing any operation, but performing some related information prompts.
5. A voice control system based on an intelligent laser pen is characterized by comprising:
a microphone integrated in the laser pen for collecting voice information
The encoding and decoding module is used for processing the collected voice information and uploading the processed voice information to a laser pen driving program installed in the computer, the program is used for detecting a caption key and a control key on a laser pen and respectively and correspondingly starting an online random voice transcription module and an offline command word recognition module according to the detected caption key and control key;
the online random voice transcription module returns a voice transcription result and sends the result to the caption module to display the final result; the off-line command word recognition module returns a result, performs semantic understanding processing on the off-line command word recognition result, and executes corresponding computer control or PPT operation according to the semantic understanding result;
wherein: the microphone, the coding and decoding module and the laser pen driver are sequentially connected, the online random voice transcription module and the offline command word recognition module are connected with the laser pen driver, the online random voice transcription module is connected with the subtitle module, and the offline command word recognition module is connected with the computer control or PPT operation.
6. The utility model provides a speech control device based on intelligence laser pen which characterized in that includes:
a memory for storing a computer program;
a processor for implementing the steps of the voice control method based on the intelligent laser pointer as claimed in any one of claims 1 to 4 when executing the computer program.
7. A computer-readable storage medium, characterized in that the computer-readable storage medium has stored thereon a computer program which, when being executed by a processor, carries out the steps of the intelligent laser pointer-based voice control method according to any one of claims 1 to 4.
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| CN201911201504.9A CN110910879A (en) | 2019-11-29 | 2019-11-29 | Voice control method, system and device based on intelligent laser pen and readable storage medium |
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Cited By (1)
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