CN203522901U - Sound automatic regulating device and television set - Google Patents
Sound automatic regulating device and television set Download PDFInfo
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- CN203522901U CN203522901U CN201320397070.6U CN201320397070U CN203522901U CN 203522901 U CN203522901 U CN 203522901U CN 201320397070 U CN201320397070 U CN 201320397070U CN 203522901 U CN203522901 U CN 203522901U
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Abstract
The utility model discloses a sound automatic regulating device and a television set. The sound automatic regulating device extracts environment noise signals and answered sound information received by a sound acquisition and sending module by comparing the environment noise signals with original sound signals played by a sound playing module, volume and tone quality of power amplifier original sound of the television set are controlled in dependence on the environment noise signals and the answered sound information, because volume and tone quality of answered sound received by a user in real time are identical with or approximate power amplifier original sound which is before increase and decrease or compensation of the television set, and the user has a better hearing feeling. On this basis, the utility model further provides a television set comprising the above sound automatic regulating device.
Description
Technical field
The utility model relates to intelligent control device field, relates in particular to a kind of automatic sound regulation device and television set.
Background technology
Present consumption market is more and more paid attention to user and is experienced, and it is to move client that the details of motive and excellent user experience, and place's details tends to determine the success or failure of a product.Therefore each manufacturer using how bringing user's Perfect Experience considers as emphasis when product design.
Polarizations for Target Discrimination in Clutter has had last 100 years history to today, and Display Technique and Audiotechnica have also been gone through repeatedly innovation, and each constantly brings the grand banquet of user's vision and the sense of hearing for product.But always some little details affects user's experience, such as sound of television problem, under the interference of environmental noise, the television sound that user can hear is very large sometimes, sometimes again can be very little, need the frequent manual adjustments volume of user, cumbersome, do not meet intelligent television theory, affect user and experience.
Utility model content
Main purpose of the present utility model is to provide a kind of automatic sound regulation device, is intended to by the automatic adjusting to the volume of television set, tonequality after collection analysis ambient sound, to overcome environmental noise, disturbs, and improves user's auditory perception.
To achieve these goals, the utility model provides a kind of automatic sound regulation device, comprising:
Sound broadcasting module;
For gathering the sound collection sending module that after ambient sound, this ambient sound is converted to environmental sound signal and sends, described ambient sound comprises that the environmental noise at place, sound collection sending module present position and sound broadcasting module propagate the sound of answering of coming;
For receiving the signal receiving module of described environmental sound signal;
And for the signal of the former sound of described environmental sound signal and sound broadcasting module broadcasting being extracted more afterwards to the signal of described environmental noise, and according to the signal processing module of the former sound volume increase and decrease of the signal controlling of this environmental noise, described former sound is the sound of sound broadcasting module present position power amplifier; Wherein,
The signal output part of described signal receiving module is connected with the signal input part of signal processing module, and the signal output part of described signal processing module is connected with the signal input part of sound broadcasting module.
Preferably, described signal processing module, also for answer voice signal described in extracting after described environmental sound signal and described former tone signal, and by this answer voice signal and former tone signal relatively after, by continuous feedback with compensation so that after compensation to answer sound identical or close with the tonequality of former sound.
Preferably, described signal processing module comprises signal comparison module and signal controlling module, the signal input part of described signal comparison module is connected with signal receiving module, and the signal output part of described signal comparison module is connected with the signal input part of signal controlling module, and the signal output part of described signal controlling module is connected with sound broadcasting module;
Wherein, described signal comparison module, for described former tone signal is anti-phase, then carries out extraction environment noise signal after destructive interference with described environmental sound signal;
Described signal controlling module, for increasing and decreasing so that the actual sound hearing is identical or close with the volume of former sound according to the volume of the former sound of described environmental noise signal controlling.
Preferably, described signal comparison module, also for by described environmental noise signal inversion, then carries out extracting and answering voice signal after destructive interference with described environmental sound signal;
Described signal controlling module, also for will described in answer voice signal and former tone signal relatively after, by continuous feedback with compensation so that after compensation answer sound and compensate before the tonequality of former sound identical or close.
Preferably, described signal comparison module comprise for former tone signal and environmental noise signal are carried out anti-phase anti-phase module and this is anti-phase after signal and the environmental sound signal signal laminating module that carries out destructive interference; Wherein,
Described anti-phase module is connected with signal laminating module, for the intercommunication of signal in anti-phase module signal and signal laminating module;
The signal output part of described signal receiving module is connected with the signal input part of signal laminating module;
The signal output part of described signal laminating module is connected with the signal input part of signal controlling module.
Preferably, described signal processing module also comprises that, for carry out the frequency divider of frequency-division section analysis according to the amplitude of described environmental noise, wherein, this frequency divider is located between signal laminating module and signal controlling module.
Preferably, described frequency divider comprises the high pass filter of the low pass filter of 30HZ～500HZ, the band pass filter of 500KHZ～5KHZ and 5KHZ～20KHZ.
The utility model further provides a kind of television set, comprises remote controller and automatic sound regulation device, and this automatic sound regulation device comprises: sound broadcasting module; For gathering the sound collection sending module that after ambient sound, this ambient sound is converted to environmental sound signal and sends, described ambient sound comprises that the environmental noise at place, sound collection sending module present position and sound broadcasting module propagate the sound of answering of coming; For receiving the signal receiving module of described environmental sound signal; And for the signal of the former sound of described environmental sound signal and sound broadcasting module broadcasting being extracted more afterwards to the signal of described environmental noise, and according to the signal processing module of the former sound volume increase and decrease of the signal controlling of this environmental noise, described former sound is the sound of sound broadcasting module present position power amplifier; The signal output part of described signal receiving module is connected with the signal input part of signal processing module, and the signal output part of described signal processing module is connected with the signal input part of sound broadcasting module; Wherein, described sound broadcasting module, signal receiving module, signal processing module are located in television set, and described sound collection sending module is located in remote controller.
Preferably, described television set also comprises the delay switch module of being located in remote controller, wherein, the switching circuit portion of described delay switch module is connected with the button on remote controller, and the delay circuit of described delay switch module part is connected with sound collection sending module.
The utility model proposes a kind of automatic sound regulation device, this automatic sound regulation device is by extracting more afterwards environmental noise signal and the actual acoustic information hearing by environmental sound signal and former tone signal, wherein, this automatic sound regulation device increases and decreases the former sound of the power amplifier of television set accordingly according to the environmental noise signal obtaining, so that the actual sound receiving in user present position is identical or close with the former sound of television power amplifier, to realize the effect that automatically regulates tv volume according to size of ambient noise; In addition, this automatic sound regulation device compares the actual tonequality of answering the former sound of power amplifier of acoustic information and television set obtaining, and makes user hear the voice signal very approaching with the tonequality of the former sound of television power amplifier by continuous feedback and compensation.Because the volume of answering sound and tonequality that user receives are in real time approaching or identical with the former sound of power amplifier of television set, make user's auditory perception effect better.
Accompanying drawing explanation
Fig. 1 is the structural representation of automatic sound regulation device one embodiment of the present utility model;
Fig. 2 is the structural representation of the another embodiment of automatic sound regulation device of the present utility model;
Fig. 3 is the structural representation of the another embodiment of automatic sound regulation device of the present utility model;
Fig. 4 is the structural representation of the another embodiment of automatic sound regulation device of the present utility model.
The realization of the utility model object, functional characteristics and advantage, in connection with embodiment, are described further with reference to accompanying drawing.
Embodiment
Should be appreciated that specific embodiment described herein is only in order to explain the utility model, and be not used in restriction the utility model.
The utility model embodiment solution is mainly: the utility model proposes a kind of automatic sound regulation device, this automatic sound regulation device is by extracting more afterwards environmental noise signal and the actual acoustic information hearing by environmental sound signal and former tone signal, wherein, this automatic sound regulation device increases and decreases the former sound of the power amplifier of television set accordingly according to the environmental noise signal obtaining, so that the actual sound receiving in user present position is identical or close with the former sound of television power amplifier, to realize the effect that automatically regulates tv volume according to size of ambient noise, in addition, this automatic sound regulation device compares the actual tonequality of answering the former sound of power amplifier of acoustic information and television set obtaining, and makes user hear the voice signal very approaching with the tonequality of the former sound of television power amplifier by continuous feedback and compensation.Because the volume of answering sound and tonequality that user receives are in real time approaching or identical with the former sound of power amplifier of television set, make user's auditory perception effect better.
Please with reference to shown in Fig. 1 to Fig. 4, wherein, Fig. 1 is the structural representation of automatic sound regulation device one embodiment of the present utility model; Fig. 2 is the structural representation of the another embodiment of automatic sound regulation device of the present utility model; Fig. 3 is the structural representation of the another embodiment of automatic sound regulation device of the present utility model; Fig. 4 is the structural representation of the another embodiment of automatic sound regulation device of the present utility model.
The utility model one embodiment proposes a kind of automatic sound regulation device, as shown in Figure 1, comprising:
Sound collection sending module 2, after being used for gathering ambient sound, this ambient sound is converted to environmental sound signal and sends, wherein said ambient sound comprises that the environmental noise of sound collection sending module 2 present positions and sound broadcasting module 1 propagate the sound of answering of coming;
And signal processing module 4, for the signal of the former sound of described environmental sound signal and sound broadcasting module 1 broadcasting being extracted more afterwards to the signal of described environmental noise, and according to the volume increase and decrease of the former sound of signal controlling of this environmental noise, wherein, the sound that described former sound is sound broadcasting module 1 present position power amplifier;
The signal output part of described signal receiving module 3 is connected with the signal input part of signal processing module 4, and the signal output part of described signal processing module 4 is connected with the signal input part of sound broadcasting module 1.
In actual application of the present utility model, sound collection sending module 2 can be used TLV320AIC23+CC8520+CC2590 chip.Wherein, TLV320AIC23 is a stereo sound acquisition process chip, support microphone (MIC) input, it can gather sound and the ambient sound collecting be exported after A/D conversion to the digital audio and video signals of I2S form, and be sent to the I2S interface of CC8520, CC8520 carries out carrier wave by the digital audio and video signals receiving and obtains radiofrequency signal, and through radio frequency expander CC2590, this emission of radio frequency signals is gone out.
In addition, signal receiving module 3 receives the radiofrequency signal that sound collection sending module 2 emits, and sent to signal processing module 4, signal processing module 4 contrasts the radiofrequency signal receiving and sound broadcasting module 1 power amplifier voice signal (being the former sound that sound broadcasting module 1 is play) out, restores the environmental noise signal of sound collection sending module 2 environment of living in.Wherein, signal receiving module 3 can be used the CC8520 chip of TI, to receive radiofrequency signal and carry out demodulation, the digital audio and video signals that demodulation is obtained is delivered to signal processing module 4, this signal processing module 4 can be used SSM2000 chip etc., this chip can extract respectively the environmental noise signal of user's environment of living in and frequency and the amplitude information of sound of television signal, and then according to environmental noise signal, control the increase and decrease of sound broadcasting module 1 power amplifier sound, so that the volume of answering sound that user can hear in real time approaches with the volume of the former sound of power amplifier of sound broadcasting module 1 or is identical, farthest reduce or eliminated environmental noise user is answered to the effect that sound broadcasting module 1 plays sound.
In further implementation process, in order to make user still can hear the acoustical quality identical or close with the former sound of sound broadcasting module 1 power amplifier under environmental noise disturbs, in the utility model embodiment, described signal processing module 4, also for answer voice signal described in extracting after described environmental sound signal and described former tone signal, and by this answer voice signal and former tone signal relatively after, by continuous feedback with compensation so that the tonequality of the former sound before answering sound and compensating after compensation is identical or close.Described in the present embodiment, concrete structure and the operation principle of playing module 1, signal processing module 4 refer to above-described embodiment, repeat no more herein.
In further implementation process, according to economy system cost or practical application needs, as shown in Figure 2, in the utility model embodiment, described signal processing module comprises signal comparison module 41 and signal controlling module 42, the signal input part of described signal comparison module 41 is connected with signal receiving module 3, and the signal output part of described signal comparison module 41 is connected with the signal input part of signal controlling module 42, the signal output part of described signal controlling module 42 is connected with sound broadcasting module 1;
Wherein, described signal comparison module 41, for described former tone signal is anti-phase, then carries out extraction environment noise signal after destructive interference with described environmental sound signal; Described signal controlling module 42, for increasing and decreasing so that the actual sound hearing is identical or close with the volume of power amplifier former sound out according to the volume of the former sound of described environmental noise signal controlling.
Similarly, described signal comparison module 41, also for by described environmental noise signal inversion, then carries out extracting and answering voice signal after destructive interference with described environmental sound signal; Described signal controlling module 42, also for will described in answer voice signal and former tone signal relatively after, by continuous feedback with compensation to answer sound identical or close with the tonequality of former sound.
More particularly, as shown in Figure 3, described signal comparison module comprise for former tone signal and environmental noise signal are carried out anti-phase anti-phase module 411 and this is anti-phase after signal and the environmental sound signal signal laminating module 412 that carries out destructive interference; Wherein, described anti-phase module 411 is connected with signal laminating module 412, for the intercommunication of signal in anti-phase module 411 signals and signal laminating module 412;
The signal output part of described signal receiving module 3 is connected with the signal input part of signal laminating module 412; The signal output part of described signal laminating module 412 is connected with the signal input part of signal controlling module 42.
In the actual application of the utility model embodiment, the anti-phase of former tone signal can be connected with anti-phase module 411 by the signal output part of audio frequency control module (not shown), first, former tone signal is carried out oppositely and is input in signal laminating module 412 through anti-phase module 411, now, signal receiving module 3 is input to the environmental sound signal receiving in signal laminating module 412, signal laminating module 412 obtains environmental noise signal after the former tone signal after anti-phase and environmental sound signal are disappeared mutually.On this basis, signal laminating module 412 is input to this environmental noise signal in anti-phase module 411 and carries out oppositely, anti-phase module 411 is input to the environmental noise signal after anti-phase in signal laminating module 412, after environmental noise signal after oppositely disappears mutually with environmental sound signal by this by signal laminating module 412 again, obtain answering voice signal.Finally, signal controlling module 42 receives the environmental noise signal of signal laminating module 412 outputs and answers voice signal.
In further implementation process, in order better to regulate the volume of power amplifier of sound broadcasting module 1 according to environmental noise situation, as shown in Figure 4, in the utility model embodiment, described signal processing module also comprises that this frequency divider 43 is located between superimposed signal circuit 412 and signal controlling module 42 for carry out the frequency divider 43 of frequency-division section analysis according to the amplitude of described environmental noise.More specifically, in the utility model embodiment, frequency divider 43 comprises the low pass filter of 30HZ～500HZ, the band pass filter of 500KHZ～5KHZ and the high pass filter of 5KHZ～20KHZ, by this frequency divider 43, analyze environmental noise signal in the amplitude size (amplitude information) of above-mentioned three frequency ranges, signal controlling module 42 is carried out the increase and decrease of the volume of power amplifier of FEEDBACK CONTROL sound broadcasting module 1 in these three frequency ranges again by the amplitude of three frequency range ambient noises analyzing above, owing to dividing targetedly three frequency ranges, control, can reach better volume self-regulation effect according to environmental noise situation.
The utility model further provides a kind of television set, also comprises remote controller and automatic sound regulation device, and this automatic sound regulation device comprises:
Wherein, described sound broadcasting module 1, signal receiving module 3, signal processing module 4 are located in television set, and described sound collection sending module 2 is located in remote controller.Concrete structure and the operation principle of television set described in the present embodiment refer to above-described embodiment, repeat no more herein.
The utility model is in actual application, and user is when seeing TV, and remote controller is from the nearest equipment of user, therefore sound collection module 2 is arranged on remote controller, to obtain more real user, experiences environment.Sound collection module 2 can be by realizations such as Electret condenser microphones, and sound collection module can just be started working after pressing key.
In further implementation process, in order to save power supply, in the utility model embodiment, described television set also comprises the delay switch module of being located in remote controller, wherein, the switching circuit portion of described delay switch module is connected with the button on remote controller, and the delay circuit of described delay switch module part is connected with sound collection sending module 2.The utility model, in actual application, is considered the power consumption situation of distant device, adds switch delay circuit to sound collection module 2, when pressing any button, all can start sound collection module, and can automatically close after its operation a period of time.
Shortcoming and defect compared to existing technology, the utility model is by adopting above-mentioned design and improvement, this makes the utlity model has following advantage: automatic sound regulation device of the present utility model can be controlled volume and the tonequality of the former sound of power amplifier of sound play device in real time according to environmental noise situation, make user's auditory perception better; The acoustic control intelligent of television set of the present utility model and power saving.
The foregoing is only preferred embodiment of the present utility model; not thereby limit the scope of the claims of the present utility model; every equivalent structure or conversion of equivalent flow process that utilizes the utility model specification and accompanying drawing content to do; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present utility model.
Claims (9)
1. an automatic sound regulation device, is characterized in that, comprising:
Sound broadcasting module;
For gathering the sound collection sending module that after ambient sound, this ambient sound is converted to environmental sound signal and sends, described ambient sound comprises that the environmental noise at place, sound collection sending module present position and sound broadcasting module propagate the sound of answering of coming;
For receiving the signal receiving module of described environmental sound signal;
And for the signal of the former sound of described environmental sound signal and sound broadcasting module broadcasting being extracted more afterwards to the signal of described environmental noise, and according to the signal processing module of the former sound volume increase and decrease of the signal controlling of this environmental noise, described former sound is the sound of sound broadcasting module present position power amplifier; Wherein,
The signal output part of described signal receiving module is connected with the signal input part of signal processing module, and the signal output part of described signal processing module is connected with the signal input part of sound broadcasting module.
2. automatic sound regulation device as claimed in claim 1, it is characterized in that, described signal processing module, also for answer voice signal described in extracting after described environmental sound signal and described former tone signal, and by this answer voice signal and former tone signal relatively after, by continuous feedback with compensation so that after compensation to answer sound identical or close with the tonequality of former sound.
3. automatic sound regulation device as claimed in claim 2, it is characterized in that, described signal processing module comprises signal comparison module and signal controlling module, the signal input part of described signal comparison module is connected with signal receiving module, and the signal output part of described signal comparison module is connected with the signal input part of signal controlling module, and the signal output part of described signal controlling module is connected with sound broadcasting module;
Wherein, described signal comparison module, for described former tone signal is anti-phase, then carries out extraction environment noise signal after destructive interference with described environmental sound signal;
Described signal controlling module, for increasing and decreasing so that the actual sound hearing is identical or close with the volume of former sound according to the volume of the former sound of described environmental noise signal controlling.
4. automatic sound regulation device as claimed in claim 3, is characterized in that, described signal comparison module also for by described environmental noise signal inversion, then carries out extracting and answering voice signal after destructive interference with described environmental sound signal;
Described signal controlling module, also for will described in answer voice signal and former tone signal relatively after, by continuous feedback with compensation so that after compensation answer sound and compensate before the tonequality of former sound identical or close.
5. automatic sound regulation device as claimed in claim 4, it is characterized in that, described signal comparison module comprise for former tone signal and environmental noise signal are carried out anti-phase anti-phase module and this is anti-phase after signal and the environmental sound signal signal laminating module that carries out destructive interference; Wherein,
Described anti-phase module is connected with signal laminating module, for the intercommunication of signal in anti-phase module signal and signal laminating module;
The signal output part of described signal receiving module is connected with the signal input part of signal laminating module;
The signal output part of described signal laminating module is connected with the signal input part of signal controlling module.
6. automatic sound regulation device as claimed in claim 5, it is characterized in that, described signal processing module also comprises that, for carry out the frequency divider of frequency-division section analysis according to the amplitude of described environmental noise, wherein, this frequency divider is located between signal laminating module and signal controlling module.
7. automatic sound regulation device as claimed in claim 6, is characterized in that, described frequency divider comprises the high pass filter of the low pass filter of 30HZ～500HZ, the band pass filter of 500KHZ～5KHZ and 5KHZ～20KHZ.
8. a television set, it is characterized in that, comprise the automatic sound regulation device described in remote controller and the claims 1 to 7 any one, wherein, described sound broadcasting module, signal receiving module, signal processing module are located in television set, and described sound collection sending module is located in remote controller.
9. television set as claimed in claim 8, it is characterized in that, also comprise the delay switch module of being located in remote controller, wherein, the switching circuit portion of described delay switch module is connected with the button on remote controller, and the delay circuit of described delay switch module part is connected with sound collection sending module.
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104254042A (en) * | 2014-07-30 | 2014-12-31 | 宁波音王电声股份有限公司 | Wireless microphone |
| CN105979181A (en) * | 2016-07-07 | 2016-09-28 | 青岛海信传媒网络技术有限公司 | Television volume control method, television volume control device and television |
| CN106534735A (en) * | 2016-12-06 | 2017-03-22 | 微鲸科技有限公司 | Intelligent TV volume adjustment method |
| CN107959508A (en) * | 2017-11-23 | 2018-04-24 | 包云清 | Radio audio signal analysis system |
| CN108431764A (en) * | 2015-12-24 | 2018-08-21 | 三星电子株式会社 | Electronic equipment and the method operated for control electronics |
| CN108736982A (en) * | 2017-04-24 | 2018-11-02 | 腾讯科技（深圳）有限公司 | Acoustic communication processing method, device and electronic equipment |
| CN108806681A (en) * | 2018-05-28 | 2018-11-13 | 江西午诺科技有限公司 | Sound control method, device, readable storage medium storing program for executing and projection device |
| CN109104669A (en) * | 2018-08-14 | 2018-12-28 | 歌尔科技有限公司 | A kind of sound quality modification method, system and the earphone of earphone |
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- 2013-07-04 CN CN201320397070.6U patent/CN203522901U/en not_active Expired - Lifetime
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104254042B (en) * | 2014-07-30 | 2017-05-24 | 宁波音王电声股份有限公司 | Wireless microphone |
| CN104254042A (en) * | 2014-07-30 | 2014-12-31 | 宁波音王电声股份有限公司 | Wireless microphone |
| CN108431764A (en) * | 2015-12-24 | 2018-08-21 | 三星电子株式会社 | Electronic equipment and the method operated for control electronics |
| CN108431764B (en) * | 2015-12-24 | 2022-04-05 | 三星电子株式会社 | Electronic device and method for controlling operation of electronic device |
| CN105979181A (en) * | 2016-07-07 | 2016-09-28 | 青岛海信传媒网络技术有限公司 | Television volume control method, television volume control device and television |
| CN105979181B (en) * | 2016-07-07 | 2019-04-09 | 青岛海信传媒网络技术有限公司 | Television sound volume control method, device and TV |
| CN106534735A (en) * | 2016-12-06 | 2017-03-22 | 微鲸科技有限公司 | Intelligent TV volume adjustment method |
| CN108736982A (en) * | 2017-04-24 | 2018-11-02 | 腾讯科技（深圳）有限公司 | Acoustic communication processing method, device and electronic equipment |
| CN107959508A (en) * | 2017-11-23 | 2018-04-24 | 包云清 | Radio audio signal analysis system |
| CN107959508B (en) * | 2017-11-23 | 2018-08-07 | 宁波向往智能科技有限公司 | Radio audio signal analysis system |
| CN108806681A (en) * | 2018-05-28 | 2018-11-13 | 江西午诺科技有限公司 | Sound control method, device, readable storage medium storing program for executing and projection device |
| CN109104669A (en) * | 2018-08-14 | 2018-12-28 | 歌尔科技有限公司 | A kind of sound quality modification method, system and the earphone of earphone |
| CN109104669B (en) * | 2018-08-14 | 2020-11-10 | 歌尔科技有限公司 | Sound quality correction method and system of earphone and earphone |
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