CN205004029U - Ware is sheltered to array sound - Google Patents
Ware is sheltered to array sound Download PDFInfo
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- CN205004029U CN205004029U CN201520760337.2U CN201520760337U CN205004029U CN 205004029 U CN205004029 U CN 205004029U CN 201520760337 U CN201520760337 U CN 201520760337U CN 205004029 U CN205004029 U CN 205004029U
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Abstract
Ware is sheltered to array sound, it is including main control platform (10) and a plurality of user's platform (30) that insert interface platform (20). Among the main control platform, pronunciation interfering signal is exported according to the language select command that operational unit (12) sent in memory (14), and the first signal processing unit (16) are made up pronunciation interfering signal at random and are generated first masking signal. User's platform is opened according to user's platform select command of operational unit output in the control unit (18). User's platform includes that pronunciation obtain unit (34), the 2nd signal processing unit (36), sound receiving element (32) and audio playback unit (38), and other devices and the interface platform signal connection of the 2nd signal processing unit and user's platform, its speech signal who obtains unit output with pronunciation cut apart behind the paragraph at random that the combination generates the second masking signal, and according to first masking signal, second masking signal, the audio playback unit broadcasts first masking sound and second masking sound.
Description
Technical field
The utility model relates to a kind of sound mask device, particularly relates to a kind of array sound mask device.
Background technology
In language discourse, other people know or in talk, do not want to allow other people record evidence obtaining usually to have the content of privacy not think.Existing mode carries out signal transmission shielding, in advance discovery often by equipment such as the recording to other people, eavesdroppings or part signal interference realizes, but other people can not be stoped directly to understand conversation content, and the signal disturbing of the equipment such as recording, eavesdropping is had to the situation of failure, and in a meeting, the signal disturbing of the equipment such as recording, eavesdropping is also often affected to the normal operation of meeting instrument.
Utility model content
The purpose of this utility model is to provide a kind of array sound mask device, and it can directly stop other people to understand, grasps, effectively enroll conversation content.
The utility model provides a kind of array sound mask device, and it comprises a main control platform, an interface platform and plurality of users platform, and main control platform and user platform can be accessed by interface platform.Main control platform comprises an operating unit, first signal processing unit and a control module.Wherein operating unit can export a language selection command and a user platform select command.Storer is connected with operating unit signal, and storer comprises a plurality of language storage unit, stores a plurality of voice undesired signal in each language storage unit, and storer can export the voice undesired signal of corresponding language storage unit according to language selection command.First signal processing unit can generate first masking signal by after voice undesired signal random combine.Control module can export for opening by the open command of the user platform selected according to user platform select command.Each user platform comprises a voice acquiring unit, secondary signal processing unit, a sound reception unit and an audio playing unit.Wherein sound can be converted to voice signal by voice acquiring unit, secondary signal processing unit is connected with voice acquiring unit, interface platform signal respectively, it can export voice signal by interface platform to other user platforms and receive the voice signal of other user platforms, voice signal can be split random combine after multiple paragraph, generate second masking signal, and the first masking signal can be received by interface platform.Sound reception unit is connected with secondary signal processing unit signal, and it can received speech signal.Audio playing unit is connected with secondary signal processing unit signal, and it broadcasts after the first masking signal can being generated the first masking sound, broadcasts after the second masking signal can being generated the second masking sound.
In a kind of exemplary embodiment of array sound mask device, audio playing unit also signal is connected to voice acquisition device, voice acquisition device exports a masking sound to audio playing unit while exporting voice signal and gives an order, and broadcasts the second masking sound to control audio playing unit or broadcasts the first masking sound and the second masking sound simultaneously.
In a kind of exemplary embodiment of array sound mask device, main control platform also comprises an audio input interface that can be connected with the first signal processing unit signal, audio input interface can the audio devices of an external signal of can sounding, and voice signal can be sent to sound receiver by interface platform and secondary signal processing unit by the first signal processing unit.
In a kind of exemplary embodiment of array sound mask device, the secondary signal processing unit of each user platform, also by the first signal processing unit transport voice signal of interface platform to main control platform.Main control platform also comprises an audio output interface be connected with the first signal processing unit signal, audio output interface can external one can record and preserve the sound pick-up outfit of voice signal.
In a kind of exemplary embodiment of array sound mask device, array sound mask device also comprises the additional loudspeaker of a plurality of accessible interface platform, and each additional loudspeaker may correspond to one or more user platform, it can receive the first masking signal and broadcast after generating the first masking sound, can receive after the second masking signal generates the second masking sound and broadcast.
In a kind of exemplary embodiment of array sound mask device, sound receiver is sound insulation earphone.
Hereafter by clearly understandable mode, accompanying drawings preferred embodiment, is poised for battle the above-mentioned characteristic of column sound mask device, technical characteristic, advantage and implementation thereof and is further described.
Accompanying drawing explanation
The following drawings only schematically illustrates the utility model and explains, does not limit scope of the present utility model.
Fig. 1 is in order to illustrate the structural representation of a kind of exemplary embodiment of array sound mask device.
Fig. 2 is in order to illustrate the structural representation of structural relation between a main control platform of array sound mask device and a user platform.
Fig. 3 is in order to illustrate the structural representation of the another kind of exemplary embodiment of array sound mask device.
Fig. 4 is in order to illustrate the structural representation of another exemplary embodiment of array sound mask device.
Label declaration
10 main control platforms
12 operating units
142 language storage unit
16 first signal processing units
18 control modules
20 interface platforms
30 user platforms
32 sound reception unit
34 voice acquiring units
36 secondary signal processing units
38 audio playing units
40 subsidiary players
50 audio devices
60 sound pick-up outfits
S1 language selection command
S2 voice undesired signal
S3 first masking signal
S4 user platform select command
S5 open command
S6 voice signal
S7 second masking signal
S8 masking sound is given an order
S9 voice signal.
Embodiment
In order to the technical characteristic to utility model, object and effect have understanding clearly, now contrast accompanying drawing and embodiment of the present utility model is described, label identical in the various figures represents that structure is identical or structure is similar but the parts that function is identical.
In this article, " schematically " expression " serves as example, example or explanation ", not should by being described to any diagram of " schematically " in this article, embodiment is interpreted as a kind of preferred or have more the technical scheme of advantage.
For making simplified form, only schematically show the part relevant to the utility model in each figure, they do not represent its practical structures as product.In addition, being convenient to for making simplified form understand, there are the parts of identical structure or function in some figure, only schematically depict one of them, or only having marked one of them.
Fig. 1 is in order to illustrate the structural representation of a kind of exemplary embodiment of array sound mask device.As shown in Figure 1, array sound mask device comprises a main control platform 10, interface platform 20 and plurality of users platform 30, main control platform 10 and each user platform 30 can be accessed by interface platform 20, make main control platform 10 realize signal with each user platform 30 and are connected.
The concrete structure of array sound mask device see Fig. 2, can which show the concrete structure of main control platform 10 and a user platform 30.As shown in Figure 2, main control platform 10 comprises an operating unit 12, storer 14, first signal processing unit 16 and a control module 18.User platform 30 comprises a voice acquiring unit 34, secondary signal processing unit 36, sound reception unit 32 and an audio playing unit 38.
In main control platform 10, operating unit 12 can be such as pushbutton switch, touch screen etc. can be inputted instruction device by operating personnel, operating unit 12 can be connected with control module 18 signal, and control module 18 is connected with each user platform 30 signal by interface platform 20.Now operating personnel such as meeting presider can according to the user platform 30 of the seat position unlatching relevant position of personnel participating in the meeting, operating personnel need to export a user platform select command S4 by operating unit 12, such as from one to No. ten user platform 30, choose one to No. five user platform 30, control module 18 can export one for opening by the open command of the user platform 30 selected according to this user platform select command S4, after receiving this open command, corresponding one to No. five user platform 30 will be started working, realize being connected with the signal of main control platform 10 by interface platform 20.
Operating unit 12 can also be connected with storer 14 signal, storer 14 comprises a plurality of language storage unit 142, a plurality of voice undesired signal S2 is stored in each language storage unit 142, voice undesired signal S2 in each language storage unit 142 can distinguish according to category of language, language environment, category of language such as by language storage unit 142 store the voice undesired signal be made up of Chinese, by language storage unit 142 store the voice undesired signal be made up of Korean, certainly can also carry out the separation of more refinement according to country dialect.Language environment such as has the voice undesired signal on simulation square, has the voice undesired signal at simulation station.According to the difference that design needs, the voice undesired signal that each language storage unit 142 stores also can adopt other modes.Host can according to the category of language of participant, and the factor controlling operating units 12 such as language environment can export a language selection command S1, and storer 14 can export the voice undesired signal S2 of corresponding language storage unit 142 according to language selection command S1.
First signal processing unit 16 is arm processor, coder (CODEC) such as, can be connected with storer 14 signal, and it can send after generating a first masking signal S3 after voice undesired signal S2 random combine.
In user platform 30, the sound of user can be converted to voice signal S6 by voice acquiring unit 34.Voice acquiring unit 34 can be such as a microphone or vibro-pickup, and wherein vibro-pickup obtains voice signal S6's according to the vibration of throat during user's sounding.After participant uses user platform 30, its speech content is converted to voice signal S6 by voice acquiring unit 34, and certain voice signal S6 also can be changed by other sound, the audio content etc. that such as participant plays to voice acquiring unit 34.
Secondary signal processing unit 36, such as arm processor, coder (CODEC) etc., be connected with voice acquiring unit 34 and interface platform 20 signal, the voice signal S6 that voice acquiring unit 34 can obtain by secondary signal processing unit 36 sends other user platforms 30 to through interface platform 20, and secondary signal processing unit 36 can also receive the voice signal S6 transported from other user platforms 30.And secondary signal processing unit 36 can also receive the first masking signal S3, voice signal S6 can also be divided into multiple little paragraph, then these little paragraph random combines are generated a second masking signal S7.
Sound reception unit 32 can be a sound isolating earphone, it is connected with secondary signal processing unit 36 signal, the voice signal S6 that the voice acquiring unit 34 that sound reception unit 32 can receive this user platform 30 by secondary signal processing unit 36 obtains, can also receive by secondary signal processing unit 36 and interface platform 20 the voice signal S6 that other user platforms send.The participant of such this user platform of use 30 both can hear that the speech content of oneself also can hear that other people use the content of talking during other user platforms 30, can realize the communication between all personnels participating in the meeting.
Audio playing unit 38 can be a loudspeaker, it is connected with secondary signal processing unit 36 signal, to receive the first masking signal S3 and the second masking signal S7, audio playing unit 38 broadcasts after first masking signal S3 can being generated the first masking sound, broadcasts after the second masking signal S7 can being generated the second masking sound.
Above-mentioned array sound mask device can directly stop other people to understand, grasps, effectively enroll conversation content, maintain secrecy effective, array sound mask device can be used in multiple occasion, such as, can be used in the larger place of conference space, can be used in teleconference etc.In a kind of use-pattern, the user platform of unlatching can be needed according to the position of participant or ground point selection by meeting presider, and the first masking signal can be formed according to after the selecting factors voice undesired signal of the category of language of participant, language environment, and broadcast after generating the first masking sound by audio playing unit 38.In certain limit around each user platform 30 opened, everyone sound of speaking can be covered by the first masking sound, make the non-conference participants around participant cannot not hear and understand conference content, even if adopt sound pick-up outfit also can record masking sound and cannot not hear and understand.And realize conference communication by the voice acquiring unit 34 of each user platform and sound reception unit 32 between each participant, propagate conference content.While conference speech person loquiturs and sounds, voice acquiring unit 34 sound of this can being spoken is converted to voice signal S6, this voice signal S6 can be split random combine after multiple paragraph by secondary signal processing unit 36, generate the second masking signal S7, and broadcast after second masking signal S7 being generated the second masking sound by audio playing unit 38.First masking sound, the second masking sound cover sound of speaking simultaneously can improve masking effect further, and due to plurality of users platform can away from main control platform, so the conference content that can realize in any distance is maintained secrecy.In addition, because the second masking sound needs could generate after operator loquiturs, therefore the second masking sound is spoken can have delay relative to operator, and the first masking sound can be play at any time, compensate for the problems referred to above.
Fig. 3 is in order to illustrate the structural representation of the another kind of exemplary embodiment of array sound mask device, as shown in Figure 3, audio playing unit 38 is gone back signal and is connected to voice acquisition device 34, export a masking sound to audio playing unit 38 while voice acquisition device 16 exports voice signal S6 to give an order S8, broadcast the second masking sound to control audio playing unit 38 or broadcast the first masking sound and the second masking sound simultaneously.Adopt such design, audio playing unit 38 can be controlled accurately, make audio playing unit 38 only just can send masking sound when participant makes a speech.
In Fig. 3 illustrated embodiment, main control platform 10 also comprises an audio input interface 17 that can be connected with the first signal processing unit 16 signal, voice signal S9 audio devices 50, first signal processing unit 16 of the external signal S9 that can sound can be sent to sound receiver 32 by interface platform 20 and secondary signal processing unit 36 by audio input interface 17.After adopting above-mentioned design, when the same broadcasting audio content of needs, meeting presider can make the external audio devices 50 playing this audio content of the audio input interface 17 of main control platform 10, makes the participant of each user platform can by this audio content of sound receiver 32 uppick.Certainly, above-mentioned audio input interface 17 also can the audio devices of an external video playback apparatus, for transmitting the sound-content of video-frequency playing content to each participant.
In the embodiment shown in Fig. 3, the secondary signal processing unit 36 of each user platform 30, also by the first signal processing unit 16 transport voice signal S6 of interface platform 20 to main control platform 10.Main control platform 10 also comprises an audio output interface 19 be connected with the first signal processing unit 16 signal, audio output interface 19 can external one can record and preserve the sound pick-up outfit 60 of voice signal S6.Adopting such design, when through allowing, conference content can be enrolled from exclusive path.
Fig. 4 is in order to illustrate the structural representation of another exemplary embodiment of array sound mask device.As shown in Figure 4, array sound mask device also comprises the additional loudspeaker 40 of a plurality of accessible interface platform 20, and each additional loudspeaker 40 may correspond to one or more user platform 30, it can receive the first masking signal S3 and broadcast after generating the first masking sound, can receive after the second masking signal S7 generates the second masking sound and broadcast.After adopting above-mentioned design, can according to the position of user platform 30, at a user platform 30, or in the region of multiple user platform 30, a placement subsidiary players 40 plays hidden sound.To strengthen the sound mask effect of regional area.
Be to be understood that, although this instructions describes according to each embodiment, but not each embodiment only comprises an independently technical scheme, this narrating mode of instructions is only for clarity sake, those skilled in the art should by instructions integrally, technical scheme in each embodiment also through appropriately combined, can form other embodiments that it will be appreciated by those skilled in the art that.
A series of detailed description listed is above only illustrating for possible embodiments of the present utility model; they are also not used to limit protection domain of the present utility model; allly do not depart from the utility model skill equivalent embodiments of doing of spirit or change; as the combination of feature, segmentation or repetition, all should be included within protection domain of the present utility model.
Claims (6)
1. array sound mask device, it is characterized in that, it comprises a main control platform (10), an interface platform (20) and plurality of users platform (30), described main control platform (10) and the accessible described interface platform (20) of described user platform (30), wherein
Described main control platform (10) comprising:
An operating unit (12) that can export a language selection command (S1) and a user platform select command (S4),
A storer (14) be connected with described operating unit (12) signal, it comprises a plurality of language storage unit (142), a plurality of voice undesired signal (S2) is stored in each described language storage unit (142), described storer (14) can export the described voice undesired signal (S2) of corresponding language storage unit (142) according to described language selection command (S1)
First signal processing unit (16), it can generate first masking signal (S3) by after described voice undesired signal (S2) random combine,
A control module (18), it can, according to described user platform select command (S4), export for opening by the open command (S5) of the described user platform (30) selected;
Each described user platform (30) comprising:
A voice acquiring unit (34) that sound can be converted to voice signal (S6),
A secondary signal processing unit (36) be connected with described voice acquiring unit (34), described interface platform (20) signal respectively, it can be exported described voice signal (S6) to user platform described in other (30) by described interface platform (20) and be received the voice signal (S6) of user platform described in other (30), described voice signal (S6) can be split random combine after multiple paragraph, generate second masking signal (S7), and described first masking signal (S3) can be received by described interface platform (20)
A sound reception unit (32) be connected with described secondary signal processing unit (36) signal, it can receive described voice signal (S6), and
An audio playing unit (38) be connected with described secondary signal processing unit (36) signal, it broadcasts after described first masking signal (S3) can being generated the first masking sound, broadcasts after described second masking signal (S7) can being generated the second masking sound.
2. array sound mask device as claimed in claim 1, wherein, described audio playing unit (38) is gone back signal and is connected to described voice acquisition device (34), export a masking sound to described audio playing unit (38) while described voice acquisition device (34) exports described voice signal (S6) to give an order (S8), broadcast described second masking sound to control described audio playing unit (38) or broadcast described first masking sound and described second masking sound simultaneously.
3. array sound mask device as claimed in claim 1, wherein, described main control platform (10) also comprises an audio input interface (17) that can be connected with described first signal processing unit (16) signal, described audio input interface (17) can the audio devices of external signal (S9) that can sound, and described voice signal (S9) can be sent to described sound receiver (32) by described interface platform (20) and described secondary signal processing unit (36) by described first signal processing unit (16).
4. array sound mask device as claimed in claim 1, wherein,
The described secondary signal processing unit (36) of each described user platform (30), also carries described voice signal (S6) by described interface platform (20) to described first signal processing unit (16) of described main control platform (10),
Described main control platform (10) also comprises an audio output interface (19) be connected with described first signal processing unit (16) signal, described audio output interface (19) can external one can record preserve described voice signal (S6) sound pick-up outfit.
5. array sound mask device as claimed in claim 1, wherein, described array sound mask device also comprises the additional loudspeaker (40) of a plurality of accessible described interface platform (20), and each described additional loudspeaker (40) may correspond to one or more described user platform (30), it can receive described first masking signal (S3) and broadcast after generating the first masking sound, can receive after described second masking signal (S7) generates the second masking sound and broadcast.
6. array sound mask device as claimed in claim 1, wherein, described sound receiver (32) is sound insulation earphone.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520760337.2U CN205004029U (en) | 2015-09-29 | 2015-09-29 | Ware is sheltered to array sound |
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| CN201520760337.2U CN205004029U (en) | 2015-09-29 | 2015-09-29 | Ware is sheltered to array sound |
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| CN205004029U true CN205004029U (en) | 2016-01-27 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106558303A (en) * | 2015-09-29 | 2017-04-05 | 苏州天声学科技有限公司 | Array sound mask device and sound mask method |
| CN106782587A (en) * | 2016-11-20 | 2017-05-31 | 大连理工大学 | Sound mask device and sound mask method |
-
2015
- 2015-09-29 CN CN201520760337.2U patent/CN205004029U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106558303A (en) * | 2015-09-29 | 2017-04-05 | 苏州天声学科技有限公司 | Array sound mask device and sound mask method |
| CN106782587A (en) * | 2016-11-20 | 2017-05-31 | 大连理工大学 | Sound mask device and sound mask method |
| CN106782587B (en) * | 2016-11-20 | 2020-04-28 | 大连理工大学 | Sound masking device and sound masking method |
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