CN208317000U - A kind of audio-video intelligent interactive terminal - Google Patents

A kind of audio-video intelligent interactive terminal Download PDF

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Publication number
CN208317000U
CN208317000U CN201820581823.1U CN201820581823U CN208317000U CN 208317000 U CN208317000 U CN 208317000U CN 201820581823 U CN201820581823 U CN 201820581823U CN 208317000 U CN208317000 U CN 208317000U
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China
Prior art keywords
microphone
audio
loudspeaker
interactive terminal
intelligent interactive
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CN201820581823.1U
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Chinese (zh)
Inventor
刘大可
刘胜
王文华
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SHENZHEN PAN OCEAN NETWORK DEVELOPMENT Co Ltd
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SHENZHEN PAN OCEAN NETWORK DEVELOPMENT Co Ltd
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Abstract

The utility model discloses a kind of audio-video intelligent interactive terminals comprising mainboard, microphone array, loudspeaker, display screen and shell, the microphone array, loudspeaker and display screen are connect with the mainboard signal respectively.Wherein, the microphone array and the loudspeaker are located at the two sides of the display screen, the display picture that the display screen generates is towards first direction, the microphone array includes the first microphone and second microphone for being spaced apart from each other setting, and first microphone and the second microphone are the uni-directional microphone for being directed toward the first direction.The audio-video intelligent interactive terminal only passes through two uni-directional microphones and constitutes microphone array to acquire phonetic order, enhance pickup effect using the directive property of microphone array and microphone, so that the audio-video intelligent interactive terminal can get high audio identification accuracy rate, and production cost and terminal inner space hold have been effectively compressed it.

Description

A kind of audio-video intelligent interactive terminal
Technical field
The utility model relates to intelligent sound box technical fields, more particularly to a kind of audio-video intelligent interactive terminal.
Background technique
With the development of big data and speech-sound intelligent technology in recent years, the skill interacted by voice and various terminals Art is more mature, and is finally fused in various types of domestic intelligent terminals, the intelligent sound box controlled by interactive voice Also it thus comes into being.
But the normal procedure intelligent speaker on current market is often asked in the presence of the instruction audio identification rate issued to user is low Often there is the case where can not correctly analyzing the instruction audio in topic, these intelligent sound boxes, and one of major reason is routine The pickup effect of the microphone of intelligent sound box is poor, causes the audio signal of acquisition to be difficult to be resolved, especially the loudspeaker of intelligent sound box When being playing other audios, very big influence is caused to the pickup effect of microphone, seriously reduces the experience of user.
Utility model content
In view of the deficiencies in the prior art, the utility model provides a kind of audio-video intelligent interactive terminal, above-mentioned to solve Problem.
To achieve the goals above, the utility model takes technical solution below:
A kind of audio-video intelligent interactive terminal, including mainboard, microphone array, loudspeaker, display screen and shell, the Mike Wind array, loudspeaker and display screen are connect with the mainboard signal respectively, and the shell includes detachably connected front frame with after The space that shell, the front frame and the rear shell are surrounded forms the receiving for accommodating the mainboard, microphone array, loudspeaker and display screen Chamber.Wherein, the display screen is set in the front frame, and the microphone array and the loudspeaker are located at the display screen Two sides, for the display picture that the display screen generates towards first direction, the microphone array includes being spaced apart from each other setting First microphone and second microphone, first microphone and the second microphone are to be directed toward singly referring to for the first direction To microphone.
Preferably, the loudspeaker include vibrating diaphragm, and the vibrating diaphragm along the first direction for being vibrated, to generate sound Frequently.
Preferably, the spacing of first microphone and the second microphone is 10cm~13cm.
Preferably, the spacing of first microphone and the loudspeaker is 10cm or more, the second microphone with it is described The spacing of loudspeaker is 10cm or more.
Preferably, the front frame includes framework and transparent cover plate, and the transparent cover plate is covered in the framework, will be described Display screen is fixed in the framework.
Preferably, be connected with fixed plate on the loudspeaker, the loudspeaker by the fixed plate be fixedly attached to it is described after On shell, the space that the loudspeaker, the fixed plate and the rear shell are surrounded forms sound chamber.
Preferably, support leg is detachably connected with by screw thread in the rear shell, the support leg is used to support described The end of shell, the support leg is coated with non-slip mat.
Preferably, handle is connected in the rear shell, the both ends of the handle are fixed by screws in the rear shell.
Preferably, the audio-video intelligent interactive terminal further include the bluetooth module being connect respectively with the mainboard signal and Wireless network module.
Preferably, be provided in the rear shell HDMI interface being connect respectively with the mainboard signal, memory card interface and USB interface.
A kind of audio-video intelligent interactive terminal provided by the utility model only forms Mike by two uni-directional microphones Wind array enhances pickup effect to acquire phonetic order, using the directive property of microphone array and microphone, so that the sound Video intelligent interactive terminal can get high audio identification accuracy rate, and be effectively compressed production cost and terminal inner space It occupies.
Detailed description of the invention
Fig. 1 is the structure broken away view of audio-video intelligent interactive terminal provided by the embodiment of the utility model;
Fig. 2 is the location map of microphone array in the audio-video intelligent interactive terminal, loudspeaker and display screen;
Fig. 3 is the front view of the audio-video intelligent interactive terminal;
Fig. 4 is the side view of the audio-video intelligent interactive terminal;
Fig. 5 is the rearview of the audio-video intelligent interactive terminal;
Fig. 6 a and Fig. 6 b are the perspective views of the audio-video intelligent interactive terminal.
Specific embodiment
To keep the purpose of this utility model, technical solution and advantage clearer, with reference to the accompanying drawing to the utility model Specific embodiment be described in detail.The example of these preferred embodiments is illustrated in the accompanying drawings.Institute in attached drawing The embodiments of the present invention shown and described with reference to the accompanying drawings is only exemplary, and the utility model is not limited to this A little embodiments.
Here, it should also be noted that, in order to avoid having obscured the utility model because of unnecessary details, in the accompanying drawings It illustrate only the structure and/or processing step closely related with scheme according to the present utility model, and be omitted practical with this The little other details of new relationship.
The utility model embodiment provides a kind of audio-video intelligent interactive terminal, refering to fig. 1 shown sound view The structure of frequency smart-interactive terminal comprising mainboard 1, microphone array 2, loudspeaker 3, display screen 4 and shell 5.The microphone Array 2, loudspeaker 3 and display screen 4 are connect with 1 signal of mainboard respectively.The microphone array 2 is used to acquire user's sending The audio signal is converted to electric signal and is sent to the mainboard 1 by audio signal, and the mainboard 1 is for parsing the telecommunications Number, it is aided with the technologies such as hot word wake-up, active noise reduction, echo cancellation and barge and carries out speech recognition, obtains the audio letter Number corresponding control instruction, controls the loudspeaker 3 further according to the control instruction respectively and display screen 4 works, and realizes intelligence The interactive voice of energy.The audio-video intelligent interactive terminal can be to use by the display screen 4 while carrying out interactive voice Family shows information, provides more intuitively parallel selection for user.
Wherein, referring to figs. 1 and 2, the shell 5 includes detachably connected front frame 51 and rear shell 52, described The space that front frame 51 and the rear shell 52 are surrounded forms the appearance for accommodating the mainboard 1, microphone array 2, loudspeaker 3 and display screen 4 Receive chamber.The display screen 4 is set in the front frame 51, and the microphone array 2 and the loudspeaker 3 are located at the display The two sides up and down of screen 4.For the display picture that the display screen 4 generates towards first direction D1, the microphone array 2 includes mutual Spaced first microphone 21 and second microphone 22, first microphone 21 and the second microphone 22 are to be directed toward The uni-directional microphone of the first direction D1.
Above-mentioned audio-video intelligent interactive terminal has following advantages: first, the audio-video intelligent interactive terminal by with Microphone array 2 including the first microphone 21 and second microphone 22 acquires the voice of user in intelligent interaction, by institute Stating microphone array 2 can be according to the phase interaction for arriving at the small time difference in microphone array 2 between each microphone by sound wave With, preferably than single microphone directive property is obtained, on some direction, such as the first direction D1 of the present embodiment setting On, it can get fabulous pickup effect, and array algorithm is utilized to handle, microphone array 2 can play very far field interference noise Strong inhibiting effect, especially in noisy external environment or when need to interrupt 3 audio being played on of loudspeaker, this reality Applying the audio-video intelligent interactive terminal of example offer or even may not need can be reached by carrying out prior voice input to user To 95% or more audio identification accuracy rate.
Second, the microphone array 2 is by being divided into the display screen 4 for the microphone array 2 and the loudspeaker 3 Two sides, in view of do not influence user experience under the premise of so that the microphone array 2 and the loudspeaker 3 are in the sound In the layout of video intelligent interactive terminal internal structure, enough spacing are maintained, the audio-video intelligent interactive terminal only needs Two microphones composition microphone arrays 2, which are arranged, can be realized the pickup effect of high audio recognition accuracy, reduce described Audio-video intelligent interactive terminal is up to about 30% production cost, and saves the inside of the audio-video intelligent interactive terminal Space is accounted for according to actual conditions such as different use environments certainly, and the microphone array 2 can also configure more Microphone.
Third, first microphone 21 and the second microphone 22 select the single direction for being directed toward the first direction D1 Microphone, the first direction D1 of display picture institute court of the uni-directional microphone towards display screen 4, the first directive property of microphone are protected Pickup effect of the user when viewing shows picture has been demonstrate,proved, furthermore has been that the generally locating orientation of user is examined with the first direction D1 Consider, considers compared to the structure contents such as distributing for inner space, microphone is set to terminal back, so that microphone is backwards The common approach such as the first direction D1, this programme issue language without the orientation that user deliberately turns to the setting of microphone array 2 again Sound instruction, improves the usage experience of user.
Further, referring to shown in Fig. 2 and Fig. 3, the loudspeaker 3 include vibrating diaphragm 31, and the vibrating diaphragm 31 is used for along described the It is vibrated on one direction D1, to generate audio.The vibrating diaphragm 31 of the loudspeaker 3 is vibrated along the first direction D1, namely Being the loudspeaker 3 plays audio towards direction for the display picture institute towards the display screen 4, so that user can be in the same direction Viewing display picture listens to the audios such as the music that the loudspeaker 3 are released and carries out interactive voice, and various interactions can be in same orientation It carries out, user experience is further improved, moreover, between loudspeaker 3 described in through the above scheme and the microphone array 2 Placement position also hardly influences barge, the loudspeaker even if the loudspeaker 3 are identical with the direction of microphone array 2 The audio put outside 3 influences the pickup of the microphone array 2 smaller.In the present embodiment, the number of the loudspeaker 3 can basis Demand is configured.
Illustratively, in the present embodiment, the spacing of first microphone 21 and the second microphone 22 is 10cm ~13cm.
Illustratively, in the present embodiment, the spacing of first microphone 21 and the loudspeaker 3 is 10cm or more, institute The spacing for stating second microphone 22 and the loudspeaker 3 is 10cm or more.
In conjunction with shown in Fig. 1 and Fig. 4, in the present embodiment, the front frame 51 is removably attachable to institute by hasp structure It states in rear shell 52, while facilitating terminal to overhaul, avoids using exposed screw connection, make the audio-video intelligent interaction eventually Hold more beautiful, adaptation home environment.
Specifically, in conjunction with shown in Fig. 1, Fig. 3 and Fig. 4, the front frame 51 includes framework 511 and transparent cover plate 512, described Bright cover board 512 is covered in the framework 511, and the display screen 4 is fixed in the framework 511.The display screen 4 passes through The transparent cover plate 512 is installed in the framework 511, is contained in the accommodating chamber, is played to the good of the display screen 4 Good dust-proof effect.The front housing 51 is additionally provided with outline border 513, and the transparent cover plate 512 and the outline border 513 are fixed on the frame On body 511, it is covered with the cloth such as fiber and silk material or cladding on the outer surface of the outline border 513, so that the audio-video intelligence Energy interactive terminal is more beautiful, and design is more adapted to other household implements, is conducive to promote user by the audio-video intelligence Energy interactive terminal is considered as ornament or household items, improves user experience.In the present embodiment, the display screen 4 is touch screen, So that user is able to the display content using the touch control manner control display screen 4 other than interactive voice.May be used also in the rear shell 52 The key 524 connecting with 1 signal of mainboard is set, can be used as the controls such as the starting closing of the audio-video intelligent interactive terminal Key.
Specifically, fixed plate 30 is connected on the loudspeaker 3, the loudspeaker 3 are fixedly attached to by the fixed plate 30 In the rear shell 52, the space that the loudspeaker 3, the fixed plate 30 and the rear shell 52 are surrounded forms closed sound chamber.This reality The audio-video intelligent interactive terminal for applying example offer enhances the audio of the loudspeaker 3 using the closed sound chamber, and is aided with for height Audio is adjusted in the audio equalizer software of bass compensation, dashes forward so that the audio bass of the especially described loudspeaker 3 can get Reinforcing effect out.
Referring to shown in Fig. 6 a and Fig. 6 b, illustratively, support leg is detachably connected with by screw thread in the rear shell 52 521, the support leg 521 is used to support the shell 5, and the end of the support leg 521 is coated with non-slip mat 522.The branch While support foot 521 optimizes the appearance of the audio-video intelligent interactive terminal, make the center of gravity of the audio-video intelligent interactive terminal It is more firm, and non-slip mat 522 is coated on end of the support leg 521 with carrying face contact, further enhance The stability that the audio-video intelligent interactive terminal is put.
Illustratively, handle 523 is connected in the rear shell 52, the both ends of the handle 523 are fixed by screws in institute It states in rear shell 52.The handle 523 is lifted for user, improves the portability of the audio-video intelligent interactive terminal.
Further, as shown in figure 5, the audio-video intelligent interactive terminal further includes connecting respectively with 1 signal of mainboard The bluetooth module and wireless network module connect is provided with the HDMI connecting respectively with 1 signal of mainboard in the rear shell 52 and connects Mouth 61, memory card interface 62 and USB interface 63.The audio-video intelligent interactive terminal passes through the bluetooth module or HDMI interface Other smart machines such as 61 and television set and home theater sound equipment are communicated, can be by the audio-video intelligent interactive terminal Audio and video project on these smart machines, user can directly with these smart machines carry out interactive voice.
It illustratively, can be by building background communication between the audio-video intelligent interactive terminal and other smart machines Agreement, so that user can directly be interacted with other smart machines by the audio-video intelligent interactive terminal, it is such as straight The operation such as voice control air-conditioner temperature or lamp source switch was connected, without downloading corresponding APP application journey for each smart machine Sequence.Certainly, according to the actual demand of user, it can remove the interface in the rear shell 52 or other communication interfaces be set.
In the present embodiment, the audio-video intelligent interactive terminal further includes the battery being electrically connected with the mainboard 1 7, the supply hub 71 being electrically connected with the battery 7 is provided in the rear shell 52, the supply hub 71 passes through external electricity Source is the battery 7 charging.
In conclusion a kind of audio-video intelligent interactive terminal provided in this embodiment, only passes through two uni-directional microphones Microphone array 2 is formed to acquire phonetic order, enhances pickup effect using the directive property of microphone array 2 and microphone, So that the audio-video intelligent interactive terminal can get high audio identification accuracy rate, and production cost and end have been effectively compressed it Inner space is held to occupy.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation In any actual relationship or order or sequence.The terms "include", "comprise" or its any other variant are intended to non-row His property includes, so that the process, method, article or equipment for including a series of elements not only includes those elements, and And further include other elements that are not explicitly listed, or further include for this process, method, article or equipment institute it is intrinsic Element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that including institute State in the process, method, article or equipment of element that there is also other identical elements.
The above is only the specific embodiment of the application, it is noted that for the ordinary skill people of the art For member, under the premise of not departing from the application principle, several improvements and modifications can also be made, for these changes and profit Decorations, also should be regarded as the protection scope of the application.

Claims (10)

1. a kind of audio-video intelligent interactive terminal, which is characterized in that including mainboard (1), microphone array (2), loudspeaker (3), show Display screen (4) and shell (5), the microphone array (2), loudspeaker (3) and display screen (4) connect with the mainboard (1) signal respectively It connects, the shell (5) includes detachably connected front frame (51) and rear shell (52), the front frame (51) and the rear shell (52) The space of encirclement forms the accommodating chamber for accommodating the mainboard (1), microphone array (2), loudspeaker (3) and display screen (4),
Wherein, the display screen (4) is set in the front frame (51), and the microphone array (2) and the loudspeaker (3) are respectively Positioned at the two sides up and down of the display screen (4), the display picture that the display screen (4) generates is described towards first direction (D1) Microphone array (2) includes the first microphone (21) and second microphone (22) for being spaced apart from each other setting, first microphone (21) and the second microphone (22) is the uni-directional microphone for being directed toward the first direction (D1).
2. audio-video intelligent interactive terminal according to claim 1, which is characterized in that the loudspeaker (3) include vibrating diaphragm (31), the vibrating diaphragm (31) along the first direction (D1) for being vibrated, to generate audio.
3. audio-video intelligent interactive terminal according to claim 1, which is characterized in that first microphone (21) and institute The spacing for stating second microphone (22) is 10cm~13cm.
4. audio-video intelligent interactive terminal according to claim 1 or 3, which is characterized in that first microphone (21) Be 10cm or more with the spacing of the loudspeaker (3), the spacing of the second microphone (22) and the loudspeaker (3) be 10cm with On.
5. audio-video intelligent interactive terminal according to claim 1, which is characterized in that the front frame (51) includes framework (511) it covers on the framework (511) with transparent cover plate (512), the transparent cover plate (512), the display screen (4) is consolidated Surely it arrives in the framework (511).
6. audio-video intelligent interactive terminal according to claim 1, which is characterized in that be connected on the loudspeaker (3) solid Fixed board (30), the loudspeaker (3) are fixedly attached on the rear shell (52) by the fixed plate (30), the loudspeaker (3), institute It states the space that fixed plate (30) and the rear shell (52) are surrounded and forms sound chamber.
7. audio-video intelligent interactive terminal according to claim 1, which is characterized in that pass through screw thread on the rear shell (52) It is detachably connected with support leg (521), the support leg (521) is used to support the shell (5), the support leg (521) End be coated with non-slip mat (522).
8. audio-video intelligent interactive terminal according to claim 1, which is characterized in that be connected with and mention on the rear shell (52) The both ends of hand (523), the handle (523) are fixed by screws on the rear shell (52).
9. audio-video intelligent interactive terminal according to claim 1, which is characterized in that the audio-video intelligent interactive terminal It further include the bluetooth module and wireless network module being connect respectively with the mainboard (1) signal.
10. audio-video intelligent interactive terminal according to claim 1, which is characterized in that be provided on the rear shell (52) HDMI interface (61), memory card interface (62) and the USB interface (63) being connect respectively with the mainboard (1) signal.
CN201820581823.1U 2018-04-23 2018-04-23 A kind of audio-video intelligent interactive terminal Active CN208317000U (en)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110032294A (en) * 2019-03-25 2019-07-19 深兰科技(上海)有限公司 A kind of interactive display device
CN110290438A (en) * 2019-06-26 2019-09-27 百度在线网络技术(北京)有限公司 Audio frequency apparatus
WO2022022003A1 (en) * 2020-07-31 2022-02-03 北京字节跳动网络技术有限公司 Electronic device, control method, and live streaming system
WO2022165870A1 (en) * 2021-02-08 2022-08-11 深圳市启明云端科技有限公司 Display panel structure applicable in 86 box

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110032294A (en) * 2019-03-25 2019-07-19 深兰科技(上海)有限公司 A kind of interactive display device
CN110290438A (en) * 2019-06-26 2019-09-27 百度在线网络技术(北京)有限公司 Audio frequency apparatus
CN110290438B (en) * 2019-06-26 2020-07-28 百度在线网络技术(北京)有限公司 Audio equipment
WO2022022003A1 (en) * 2020-07-31 2022-02-03 北京字节跳动网络技术有限公司 Electronic device, control method, and live streaming system
WO2022165870A1 (en) * 2021-02-08 2022-08-11 深圳市启明云端科技有限公司 Display panel structure applicable in 86 box

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