CN201051182Y - Audio device with silence device - Google Patents
Audio device with silence device Download PDFInfo
- Publication number
- CN201051182Y CN201051182Y CNU2007200013647U CN200720001364U CN201051182Y CN 201051182 Y CN201051182 Y CN 201051182Y CN U2007200013647 U CNU2007200013647 U CN U2007200013647U CN 200720001364 U CN200720001364 U CN 200720001364U CN 201051182 Y CN201051182 Y CN 201051182Y
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- CN
- China
- Prior art keywords
- audio frequency
- frequency apparatus
- silencing apparatus
- microphone
- band
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
Disclosed are spectacles with a mute device, belonging to acoustic frequency devices. The spectacles include front frame with lens and glasses legs, wherein the inner portion of the glasses legs are provided with a music player MP3, a Bluetooth module and a mute device. The mute device includes a microphone and a mute circuit. An earphone line is connected with an earphone, thereby users can listen to and enjoy music by wearing the spectacles, and when the spectacles are used with the exterior Bluetooth device, data information is capable of being transmitted, for example, when the spectacles are used with a Bluetooth cell phone, the spectacles can answer a telephone or call, being very convenient. Furthermore, when users are listening to and enjoying music or answering a telephone or calling, the microphone transmits outside noise signals which are collected by the microphone to the mute circuit to be handled, then counteracting signals are produced to offset the outside noises which are directly transmitted to the users' ears, thereby reception effect is better and is not influenced by extraneous environment, users can clearly listen to music, and clear reception effect is guaranteed even under noisy environment.
Description
Technical field
The utility model relates to audio area, particularly a kind of audio frequency apparatus.The utility model also relates to a kind of glasses.
Background technology
At present, human society is in the epoch of high speed development, especially aspect high-tech electronic, such as audio frequency apparatus, walkman music player miscellaneous (MP3 music player, MD music player) has appearred on the market, allow the user can listen to carving at any time, music appreciating, and it is easy to carry, consumers in general's needs have been satisfied, but when these walkman music players used, consumer portion kept away and unavoidably is subjected to surrounding environment interference in various degree, influences audibility, if can't listen to especially under noisy environments, music appreciating, noiseproof feature is poor.And very popular bluetooth earphone on the present market, but these earphones are all the same with aforementioned walkman music player, and Noise Resistance Ability is poor, and sound quality can't be ensured.
The utility model content
The purpose of this utility model is, a kind of audio frequency apparatus with silencing apparatus is provided.
The purpose of this utility model is achieved through the following technical solutions:
A kind of audio frequency apparatus with silencing apparatus, described audio frequency apparatus is provided with loudspeaker, described audio frequency apparatus also is provided with silencing apparatus, described silencing apparatus includes noise gathering equipment, amplifier, wave filter, Phase Processing device, and described silencing apparatus connects described noise gathering equipment and described loudspeaker;
Described silencing apparatus also includes the audio mixing processor, and described audio mixing processor connects described loudspeaker;
Described wave filter is a bandpass filter;
Described audio frequency apparatus is selected from least a in music player, blue-tooth device, the radio, and described loudspeaker is an earphone, and described noise gathering equipment is acoustic pickup;
Described acoustic pickup is a microphone;
Described audio frequency apparatus is made of glasses, and two mirror legs of described glasses are connected with the described silencing apparatus of earphone and corresponding setting with each earphone respectively, also are provided with rechargeable battery in one of them mirror leg, are provided with described audio frequency apparatus in another mirror leg;
Described acoustic pickup is located near near the mirror shank branch the wearer's ear;
Described audio frequency apparatus is a blue-tooth device, includes bluetooth wireless transceiver, bluetooth baseband controller, storer, and the Jing Tuichu of described glasses also is connected with the microphone as mobile phone communication;
Described audio frequency apparatus is the MP3 music player, includes MP3 chip, flash chip, and the Jing Tuichu of described glasses also is connected with the microphone as recording;
The Jing Tuichu of described glasses also is provided with function control button.
The beneficial effects of the utility model have: heave at the mirror leg of glasses and be provided with MP3 music player and bluetooth module in the housing, and be connected with earphone with earphone cord, like this, these glasses can be listened to as long as the user wears, music appreciating, use with outside bluetooth equipment pairing, can carry out data information transfer, as: use with the bluetooth cellular phone pairing, can answer, call, very convenient.Also be provided with silencing apparatus in the mirror leg, include the microphone that is used to collect ambient noise, amplifying circuit, bandwidth-limited circuit, Phase Processing circuit and mixer circuit, like this, use the utility model glasses to listen to, music appreciating, or answer, when calling, after microphone is passed to the mute circuit processing with the ambient noise signal of collecting, producing offseting signal offsets with the ambient noise that directly imports user's ear into, the radio reception effect is better, be not affected by the external environment, the user can in so many words listen to music, even radio reception effect is clearly also ensured under noisy environments.And microphone is located near near the ear, and the ambient noise signal of its collection is more similar to the acoustic characteristic of directly importing ear ambient noise signal into, and the offseting signal of mute circuit generation is more accurate, quiet better effects if.
Description of drawings
Fig. 1 is the structural representation of the audio frequency apparatus of band silencing apparatus described in the utility model.
Fig. 2 is the principle of work synoptic diagram of the audio frequency apparatus of band silencing apparatus described in the utility model.
The literary property of above-mentioned Figure of description and other any right all belong to the applicant to be owned.
Embodiment
The utility model will be further described to reach specific embodiment now in conjunction with the accompanying drawings.
As shown in Figure 1, the audio frequency apparatus of band silencing apparatus of the present utility model is an a pair of glasses, and these glasses include preceding frame 1, left mirror leg 2, the right mirror leg 3 of band eyeglass.Left mirror leg 2 and right mirror leg 3 front ends be respectively equipped with outwards rise heave housing 21, heave housing 31, wherein, heave in the housing 21 and the charged lithium cells 22 that is used for supplying with working power is installed with circuit board, heave in the housing 31 and MP3 music player main frame 32 is installed with circuit board, bluetooth module 33, described MP3 music player main frame 32 includes the MP3 chip, flash chip, its principle of work is identical with existing MP3 player, be not described in detail, described bluetooth module 33 is Bluetooth chips, include bluetooth wireless transceiver, the bluetooth baseband controller, storer etc., its principle of work is identical with existing Bluetooth chip (being bluetooth module), is not described in detail.Be equipped with in the groove that preceding frame 1 inboard is provided with and be used to connect the lead 4 of establishing circuit board in left mirror leg 2, the right mirror leg 3, left mirror leg 2, right mirror leg 3 also are respectively equipped with earphone 5 and are used for fixing the hook 6 of this earphone 5, earphone 5 is connected to establish circuit board in telescopic earphone cord 51 and the mirror leg, hook 6 is located at the mirror leg end outside, the slotted hole that earphone 5 is provided with is enclosed within on the hook 6, is promptly fixed.Like this, these glasses can be listened to as long as the user wears, music appreciating, use with outside bluetooth equipment pairing, can carry out data information transfer, as: use with the bluetooth cellular phone pairing, can answer, call, very convenient.Left mirror leg 2, also be respectively equipped with the silencing apparatus of forming by microphone 7 and mute circuit 8 in the right mirror leg 3, microphone 7 is mainly used in collects the ambient noise signal, mute circuit 8 includes amplifying circuit, bandwidth-limited circuit, Phase Processing circuit and mixer circuit, be mainly used in the ambient noise conversion of signals of will collect and become an offseting signal, like this, use the utility model glasses to listen to, music appreciating, or answer, when calling, after microphone 7 is passed to mute circuit 8 processing with the ambient noise signal of collecting, producing offseting signal offsets with the ambient noise that directly imports user's ear into, listen to, it is better to answer effect, is not affected by the external environment.Microphone 7 is located near near the ear, and the ambient noise signal of its collection is more similar to the acoustic characteristic of directly importing ear ambient noise signal into, and the offseting signal that mute circuit 8 produces is more accurate, quiet better effects if.Left mirror leg 2 front ends heave also be provided with in the housing 21 be used to charge, the USB interface 23 of data transmission, right mirror leg 3 front ends are heaved and also are provided with another in the housing 31 and are used to the microphone 34 of recording, talking with, also be provided with on left mirror leg 2, the right mirror leg 3 be used for finishing playing back music, stop to play, volume increases/reduces, the function control button (figure does not show) of recording, answer/make phone etc.
As shown in Figure 2, the audio frequency apparatus of band silencing apparatus described in the utility model includes audio devices, silencing apparatus and loudspeaker, and audio devices is mainly used in reception, playing audio signal, as MP3 music player or MD music player; Silencing apparatus includes acoustic pickup (as microphone 7), and by amplifying circuit 81, bandwidth-limited circuit 82, the mute circuit that Phase Processing circuit 83 and mixer circuit 84 are formed, wherein, acoustic pickup as noise gathering equipment is mainly used in collection ambient noise signal, amplifying circuit 81 (amplifier) mainly is responsible for the ambient noise signal that acoustic pickup is collected is amplified, bandwidth-limited circuit 82 (wave filter) mainly is responsible for the ambient noise signal after amplifying through amplifying circuit 81 is filtered, Phase Processing circuit 83 (Phase Processing device) mainly is responsible for regulating the phase differential of the ambient noise signal after filtering, form an offseting signal, mixer circuit 84 (audio mixing processor) mainly is responsible for the offseting signal and the sound signal that form are made up, superposition.When operation the utility model audio frequency apparatus, audio devices receives, playing audio signal (music), simultaneously, the acoustic pickup of silencing apparatus promptly begins to collect the ambient noise signal, and send amplifying circuit 81 to, after amplifying, the ambient noise signal of 81 pairs of these collections of amplifying circuit sends bandwidth-limited circuit 82 to, ambient noise signal after 82 pairs of these amplifications of bandwidth-limited circuit filters that (the ambient noise signal that allows to meet certain frequency band range passes through then, as 20Hz ~ 20KHz), and send the ambient noise signal that filters out to Phase Processing circuit 83, the phase differential of the ambient noise signal after 83 pairs of filtrations of Phase Processing circuit is regulated, it is just in time opposite to form the phase place with the ambient noise signal, the offseting signal that amplitude equates, send this offseting signal to mixer circuit 84 again, mixer circuit 84 sent the sound signal combination of adopting with this offseting signal and audio devices, superposition together, after loudspeaker imports mixed signal into ear.Like this, after this mixed signal was imported ear into, the offseting signal of its mixing promptly offseted with the ambient noise signal that directly imports ear into, not influenced by ambient noise, the user is listening to audio signal (music) in so many words, even radio reception effect is clearly also ensured under noisy environments.
Certainly, audio frequency apparatus of the present utility model can be the MP3 music player, can be bluetooth earphone, can also be audio signal reception device (FM device), and correspondingly, loudspeaker respectively can outputting music, mobile phone communication voice, broadcast program etc.Described silencing apparatus also can adopt the bandwidth-limited circuit of other type.
Claims (10)
1. audio frequency apparatus with silencing apparatus, it is characterized in that: described audio frequency apparatus is provided with loudspeaker, described audio frequency apparatus also is provided with silencing apparatus, described silencing apparatus includes noise gathering equipment, amplifier, wave filter, Phase Processing device, and described silencing apparatus connects described noise gathering equipment and described loudspeaker.
2. the audio frequency apparatus of band silencing apparatus according to claim 1 is characterized in that: described silencing apparatus also includes the audio mixing processor, and described audio mixing processor connects described loudspeaker.
3. the audio frequency apparatus of band silencing apparatus according to claim 1 is characterized in that: described wave filter is a bandpass filter.
4. the audio frequency apparatus of band silencing apparatus according to claim 2 is characterized in that: described audio frequency apparatus is selected from least a in music player, blue-tooth device, the radio, and described loudspeaker is an earphone, and described noise gathering equipment is acoustic pickup.
5. the audio frequency apparatus of band silencing apparatus according to claim 4 is characterized in that: described acoustic pickup is a microphone.
6. the audio frequency apparatus of band silencing apparatus according to claim 4, it is characterized in that: described audio frequency apparatus is made of glasses, two mirror legs of described glasses are connected with the described silencing apparatus of earphone and corresponding setting with each earphone respectively, also be provided with rechargeable battery in one of them mirror leg, be provided with described audio frequency apparatus in another mirror leg.
7. the audio frequency apparatus of band silencing apparatus according to claim 6 is characterized in that: described acoustic pickup is located near near the mirror shank branch the wearer's ear.
8. the audio frequency apparatus of band silencing apparatus according to claim 6, it is characterized in that: described audio frequency apparatus is a blue-tooth device, include bluetooth wireless transceiver, bluetooth baseband controller, storer, the Jing Tuichu of described glasses also is connected with the microphone as mobile phone communication.
9. the audio frequency apparatus of band silencing apparatus according to claim 6 is characterized in that: described audio frequency apparatus is the MP3 music player, includes MP3 chip, flash chip, and the Jing Tuichu of described glasses also is connected with the microphone as recording.
10. the audio frequency apparatus of band silencing apparatus according to claim 6 is characterized in that: the Jing Tuichu of described glasses also has function control button.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200013647U CN201051182Y (en) | 2006-01-13 | 2007-01-15 | Audio device with silence device |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200620053883 | 2006-01-13 | ||
| CN200620053883.3 | 2006-01-13 | ||
| CNU2007200013647U CN201051182Y (en) | 2006-01-13 | 2007-01-15 | Audio device with silence device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201051182Y true CN201051182Y (en) | 2008-04-23 |
Family
ID=39337676
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200013647U Expired - Fee Related CN201051182Y (en) | 2006-01-13 | 2007-01-15 | Audio device with silence device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201051182Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104126256A (en) * | 2012-02-01 | 2014-10-29 | 双绞线解决方案公司 | Tip-ring-ring-sleeve push-to-talk system and methods |
| CN106416289A (en) * | 2013-07-19 | 2017-02-15 | 马库斯·刘易斯 | Headset |
-
2007
- 2007-01-15 CN CNU2007200013647U patent/CN201051182Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104126256A (en) * | 2012-02-01 | 2014-10-29 | 双绞线解决方案公司 | Tip-ring-ring-sleeve push-to-talk system and methods |
| CN106416289A (en) * | 2013-07-19 | 2017-02-15 | 马库斯·刘易斯 | Headset |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080423 Termination date: 20110115 |