CN102262879B - Voice command competition processing method and device as well as voice remote controller and digital television - Google Patents

Voice command competition processing method and device as well as voice remote controller and digital television Download PDF

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Publication number
CN102262879B
CN102262879B CN201010188606.4A CN201010188606A CN102262879B CN 102262879 B CN102262879 B CN 102262879B CN 201010188606 A CN201010188606 A CN 201010188606A CN 102262879 B CN102262879 B CN 102262879B
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voice command
voice
priority
competition
order
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CN102262879A (en
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贾杰
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LG Electronics China Research and Development Center Co Ltd
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LG Electronics China Research and Development Center Co Ltd
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Abstract

The embodiment of the invention provides a voice command competition processing method and device as well as a voice remote controller and a digital television, wherein the voice command competition processing method comprises the following steps of: receiving and confirming a plurality of voice commands forming the voice command competition; confirming N voice commands with different contents in the plurality of voice commands; respectively identifying the priority level of each command in the N voice commands; and carrying out the voice command with a high priority level in the N voice commands preferentially. The voice command competition processing device comprises a voice command identifying unit and a voice command competition processing unit, wherein the voice command identifying unit is used for receiving and confirming a plurality of voice commands forming the voice command competition; the voice command competition processing unit is used for confirming the N voice commands with different contents in the plurality of voice commands, respectively identifying the priority level of each command in the N voice commands and carrying out the voice command with the high priority level in the N voice commands preferentially. The embodiment of the invention achieves the technical effect of realizing effective multi-voice command identification and treatment.

Description

Voice command competition process method, device, voice remote controller and Digital Television
Technical field
The present invention relates to speech recognition technology, particularly relate to a kind of voice command competition process method, device, voice remote controller and Digital Television.
Background technology
Carry out speech exchange with machine, what you say to allow machine understand, this is the thing that people dream of for a long time.Speech recognition technology is exactly allow machine, by identification and understanding process, voice signal is changed into the hi-tech of corresponding text or order.Speech recognition is a cross discipline.Recent two decades comes, and speech recognition technology obtains marked improvement, starts to move towards market from laboratory.People estimate, in coming 10 years, speech recognition technology will enter the every field such as industry, household electrical appliances, communication, automotive electronics, medical treatment, home services, consumption electronic product.
And telepilot is a kind of device controlling machinery far away that is used for.Modern telepilot, is mainly made up of integrated circuit electroplax and the button being used for producing different information.Along with electronic equipment hommization development, telepilot also achieves striking progress in functions expanding.Wherein, voice remote controller is used widely gradually.And in voice recognition processing technology, when multiple approved voice command arrives order receiving equipment, during as voice remote controller, receiving equipment end forms voice command competition, be difficult to make response to voice command.Thus, more voice command recognition and process are the problems that voice remote controller needs to solve.
Summary of the invention
The embodiment of the present invention provides a kind of voice command competition process method, device, voice remote controller and Digital Television, to realize effective more voice command recognition and process.
On the one hand, embodiments provide a kind of voice command competition process method, described method comprises: receive and confirm multiple voice commands that formation voice command is competed; Confirm N number of voice command that in above-mentioned multiple voice command, content is different; Identify the priority of each order in above-mentioned N number of voice command respectively; The voice command that the above-mentioned N number of voice command medium priority of preferential execution is high.
On the other hand, embodiments provide a kind of voice command competition process device, described device comprises: voice command recognition unit, for receiving and confirming multiple voice commands that formation voice command is competed; Voice command competition process unit, for the N number of voice command confirming that in above-mentioned multiple voice command, content is different, identifies the priority of each order in above-mentioned N number of voice command respectively, the voice command that the above-mentioned N number of voice command medium priority of preferential execution is high.
Another aspect, embodiments provides a kind of voice remote controller, and above-mentioned voice remote controller comprises speech commands competition process device.
Again on the one hand, embodiments provide a kind of Digital Television, above-mentioned Digital Television comprises speech commands competition process device.
Technique scheme has following beneficial effect: receive because adopt and confirm multiple voice commands that formation voice command is competed; Confirm N number of voice command that in above-mentioned multiple voice command, content is different; Identify the priority of each order in above-mentioned N number of voice command respectively; The technological means of the voice command that the above-mentioned N number of voice command medium priority of preferential execution is high, so reach the technique effect realizing effective more voice command recognition and process.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is a kind of voice command competition process of embodiment of the present invention method flow diagram;
Fig. 2 is a kind of voice command competition process of embodiment of the present invention apparatus structure schematic diagram;
Fig. 3 is a kind of voice remote controller structural representation of application example of the present invention;
Fig. 4 be application example of the present invention another contain the voice remote controller structural drawing of many orders competition process;
Fig. 5 is the new user's registration of application example voice remote controller of the present invention and user profile modification process figure;
Fig. 6 is application example voice remote controller voice command of the present invention competition process flow diagram;
Fig. 7 is the cut-away view of practical example priority judging module of the present invention;
Fig. 8 is the voice remote controller hardware structure diagram that practical example of the present invention comprises many orders competition process ability.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
As shown in Figure 1, be a kind of voice command competition process of embodiment of the present invention method flow diagram, described method comprises:
101, receive and confirm multiple voice commands that formation voice command is competed.
Optionally, above-mentioned confirmation forms multiple voice commands of voice command competition, can comprise: according to preset voice command threshold value time of arrival, whether form voice command competition to the voice command received to judge: if interval time of arrival of multiple voice command is less than or equal to above-mentioned preset voice command threshold value time of arrival, then confirm that above-mentioned multiple voice command forms voice command competition.
102, N number of voice command that in above-mentioned multiple voice command, content is different is confirmed.
Optionally, N number of voice command that in the above-mentioned multiple voice command of above-mentioned confirmation, content is different, can comprise: the content identifying each order in above-mentioned multiple voice command respectively, judge whether it is identical voice command, with the N number of voice command confirming that in above-mentioned multiple voice command, content is different.
103, the priority of each order in above-mentioned N number of voice command is identified respectively.
Optionally, the above-mentioned priority identifying each order in above-mentioned N number of voice command respectively, can comprise: the priority determining each order in above-mentioned N number of voice command according to voice command owning user priority.The above-mentioned priority identifying each order in above-mentioned N number of voice command respectively, can also comprise: the priority determining each order in above-mentioned N number of voice command according to the signal power of voice command.
104, the voice command that the above-mentioned N number of voice command medium priority of preferential execution is high.
Embodiment of the present invention technique scheme receives because adopt and confirms multiple voice commands that formation voice command is competed; Confirm N number of voice command that in above-mentioned multiple voice command, content is different; Identify the priority of each order in above-mentioned N number of voice command respectively; The technological means of the voice command that the above-mentioned N number of voice command medium priority of preferential execution is high, so reach the technique effect realizing effective more voice command recognition and process.
Corresponding to said method embodiment, as shown in Figure 2, be a kind of voice command competition process of embodiment of the present invention apparatus structure schematic diagram, described device comprises:
Voice command recognition unit 201, for receiving and confirming multiple voice commands that formation voice command is competed;
Voice command competition process unit 202, for the N number of voice command confirming that in above-mentioned multiple voice command, content is different, identifies the priority of each order in above-mentioned N number of voice command respectively, the voice command that the above-mentioned N number of voice command medium priority of preferential execution is high.
Optionally, upper speech commands recognition unit 201, may be used for according to preset voice command threshold value time of arrival further, whether form voice command competition to the voice command received to judge: if interval time of arrival of multiple voice command is less than or equal to above-mentioned preset voice command threshold value time of arrival, then confirm that above-mentioned multiple voice command forms voice command competition.
Optionally, upper speech commands competition process unit 202, may be used for the content identifying each order in above-mentioned multiple voice command respectively further, judge whether it is identical voice command, with the N number of voice command confirming that in above-mentioned multiple voice command, content is different.Upper speech commands competition process unit 202, may be used for the priority determining each order in above-mentioned N number of voice command according to voice command owning user priority further.Upper speech commands competition process unit 202, may be used for the priority determining each order in above-mentioned N number of voice command according to the signal power of voice command further.
Embodiment of the present invention technique scheme is because adopt voice command recognition unit 201 to receive and confirm multiple voice commands that formation voice command is competed; Voice command competition process unit 202 confirms N number of voice command that in above-mentioned multiple voice command, content is different; Identify the priority of each order in above-mentioned N number of voice command respectively; The technological means of the voice command that the above-mentioned N number of voice command medium priority of preferential execution is high, so reach the technique effect realizing effective more voice command recognition and process.
In addition, application example of the present invention also provides a kind of voice remote controller, and this voice remote controller comprises the voice command competition process device in above-mentioned Fig. 2.As shown in Figure 3, for a kind of voice remote controller structural representation of application example of the present invention, this voice remote controller comprises three modules, one is the remote controller key command processing module 301 of conventional (conventional), one is speech processing module 302 (it comprises voice command recognition unit 3021 and voice command competition process unit 3022), and also having one is result output module 303.The voice command competition process unit 3022 that application example of the present invention proposes is the unit being embedded in speech processing module 302.
After voice remote controller receives order, for standing order, remote controller key command processing module 301 is handled it to order.For voice command, voice remote controller switches to speech processing module 302, identifies voice, judges race condition, is processed competition order by voice command competition process unit 3022, exports order and is used for performing.
As shown in Figure 4, for application example of the present invention, another contains the voice remote controller structural drawing of many orders competition process.Voice signal enters voice remote controller signal processing module 402 by voice acquisition module 401.Voice signal after process enters sound identification module 403, and the voice command 0 ~ k identified is admitted to many orders race condition judging module 404 and is at war with judgement.For non-competing voice signal, telepilot exports voice command successively.For multiple competition voice signal, order home subscriber identification module 405 carries out user attaching identification according to subscriber information management module 409 to many orders, determine the priority responded, then its priority is adjudicated according to priority approach user setting module 409 by priority judging module 406, by many order competition output module 407 voice commands that preferentially output priority is the highest as first fill order, finally carry out order by remote control commands output module 408 and perform output.
Introduce software flow below:
As shown in Figure 5, be the new user's registration of application example voice remote controller of the present invention and user profile modification process figure, user's system when registering individual voice messaging can distribute to User Priority.The distribution of this priority can adopt manual setting, and system also can be adopted automatically to distribute.This priority can compete prioritization purposes as voice.
As shown in Figure 6, be application example voice remote controller voice command competition process flow diagram of the present invention, its (time difference <=threshold) voice command competition process process flow diagram simultaneously that is as the criterion,
The technical program realizes according to following step.
Step one, when multiple voice command arrives order receiver (such as voice remote controller), receiver utilizes order threshold value delta_T time of arrival whether to form competition to order and judges.If interval time of arrival of multiple order is greater than delta_T, order receiver performs voice command successively, and this process terminates.If the time of arrival of multiple order is less than or equal to delta_T, order receiver confirms order competition, enters step 2.
Step 2, for competition order, identifies each command context respectively, judges whether it is identical order.If identical voice command, then fill order content, this process terminates.If not identical voice command, enter step 3.
Step 3, for the competition order that content is different, identifies the priority of each order.The determination of command prioritization, can determine according to order owning user priority (log in priority according to user and arrange sequence), also can determine according to command signal power (according to the sequence of user command voice signal power).Then step 4 is entered.
Step 4, the highest voice command of execution priority is as final command execution results.
As shown in Figure 7, be the cut-away view of practical example priority judging module of the present invention.Two kinds of command prioritization decision methods are suggested in this practical example.The first is the decision pattern based on voice home User Priority.The setting of priority when this pattern is registered according to user, judges the voice command priority carrying out user since then.The voice command that the final output priority of telepilot is the highest.The second is the priority decision pattern based on voice signal power.This pattern is that the power of voice signal by receiving judges, can think that the strongest voice signal of intensity is nearest voice signal, have the highest priority.Voice remote controller with this signal as final output signal.
Priority decision method can be set by software design patterns and rapid switch.Software design patterns can pass through remote control applications software design patterns priority decision method.Rapid switch can realize switching by shortcut keys of remote controller between two kinds of priority approach.
Voice command competition process unit also can be embedded in telepilot, and user can break away from the restriction of operating distance, realizes Digital Television long-distance remote control.
As shown in Figure 8, for practical example of the present invention comprises the voice remote controller hardware structure diagram of many orders competition process ability.With the addition of three correlation modules in Fig. 8, they are many order competition judging module, and priority approach arranges module and memory module:
Many order competition judging module perform following work: first when multiple voice command arrives, judge whether these voice commands form competition, if do not form competition order, then perform each order successively.If competition order, then perform many order competition judgements, preferentially to export and the high voice command of execution priority, such as can the highest order of first execution priority.
Priority approach arranges module and provides priority decision rule by the prioritization method receiving user's setting to many order competition judging module, makes judging module perform corresponding operation according to the priority decision method that user sets.
Each user priority information and priority decision method descriptor is stored in memory module.
In addition, voice command competition process device in above-mentioned Fig. 2 can be directly set in Digital Television, voice command competition process unit wherein can be embedded in Digital Television, and specific embodiment can be similar to the above embodiments, and the embodiment of the present invention no longer describes in detail herein.User can realize the remote control to digital television receiver by voice completely freely, liberation both hands.
The embodiment of the present invention achieves effective more voice command recognition and process, carries out effective voice remote control, in voice remote controller and Digital Television, be able to widespread use.Make user's straighforward operation more convenient, more simply.
One of ordinary skill in the art will appreciate that all or part of step realized in above-described embodiment method can carry out instruction related hardware by program to have come, described program can be stored in a computer read/write memory medium, this program is when performing, comprise above-mentioned all or part of step, described storage medium, as: ROM/RAM, disk, CD etc.
Above-described embodiment; object of the present invention, technical scheme and beneficial effect are further described; be understood that; the foregoing is only the specific embodiment of the present invention; the protection domain be not intended to limit the present invention; within the spirit and principles in the present invention all, any amendment made, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.

Claims (10)

1. a voice command competition process method, is characterized in that, described method comprises:
Receive and confirm multiple voice commands that formation voice command is competed;
Confirm N number of voice command that in described multiple voice command, content is different;
Identify the priority of each order in described N number of voice command respectively;
The voice command that the described N number of voice command medium priority of preferential execution is high;
Wherein, the described multiple voice commands confirming the competition of formation voice command, comprise: according to preset voice command threshold value time of arrival, whether form voice command competition to the voice command received to judge: if interval time of arrival of multiple voice command is less than or equal to described preset voice command threshold value time of arrival, then confirm that described multiple voice command forms voice command competition.
2. method as claimed in claim 1, it is characterized in that, N number of voice command that in the described multiple voice command of described confirmation, content is different, comprising:
Identify the content of each order in described multiple voice command respectively, judge whether it is identical voice command, with the N number of voice command confirming that in described multiple voice command, content is different.
3. method as claimed in claim 1, it is characterized in that, the described priority identifying each order in described N number of voice command respectively, comprising:
The priority of each order in described N number of voice command is determined according to voice command owning user priority.
4. method as claimed in claim 1, it is characterized in that, the described priority identifying each order in described N number of voice command respectively, comprising:
The priority of each order in described N number of voice command is determined according to the signal power of voice command.
5. a voice command competition process device, is characterized in that, described device comprises:
Voice command recognition unit, for receiving and confirming multiple voice commands that formation voice command is competed;
Voice command competition process unit, for the N number of voice command confirming that in described multiple voice command, content is different, identifies the priority of each order in described N number of voice command respectively, the voice command that the described N number of voice command medium priority of preferential execution is high;
Wherein, institute's speech commands recognition unit, be further used for according to preset voice command threshold value time of arrival, whether form voice command competition to the voice command received to judge: if interval time of arrival of multiple voice command is less than or equal to described preset voice command threshold value time of arrival, then confirm that described multiple voice command forms voice command competition.
6. device as claimed in claim 5, it is characterized in that, institute's speech commands competition process unit, be further used for the content identifying each order in described multiple voice command respectively, judge whether it is identical voice command, with the N number of voice command confirming that in described multiple voice command, content is different.
7. device as claimed in claim 5, is characterized in that institute's speech commands competition process unit is further used for the priority determining each order in described N number of voice command according to voice command owning user priority.
8. device as claimed in claim 5, is characterized in that, institute's speech commands competition process unit, is further used for the priority determining each order in described N number of voice command according to the signal power of voice command.
9. a voice remote controller, is characterized in that, described voice remote controller comprises voice command competition process device according to any one of claim 5-8.
10. a Digital Television, is characterized in that, described Digital Television comprises voice command competition process device according to any one of claim 5-8.
CN201010188606.4A 2010-05-24 2010-05-24 Voice command competition processing method and device as well as voice remote controller and digital television Active CN102262879B (en)

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