CN207232955U - Audio and video calling device and electronic equipment - Google Patents
Audio and video calling device and electronic equipment Download PDFInfo
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- CN207232955U CN207232955U CN201721211983.9U CN201721211983U CN207232955U CN 207232955 U CN207232955 U CN 207232955U CN 201721211983 U CN201721211983 U CN 201721211983U CN 207232955 U CN207232955 U CN 207232955U
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Abstract
A kind of audio and video calling device and electronic equipment are the utility model is related to, includes the first audio-video frequency playing system unit of connection audio and video input equipment；Further include the second audio-video frequency playing system unit, video-stream processor and USB controller；USB controller is connected with the first audio-video frequency playing system unit, the second audio-video frequency playing system unit and video-stream processor respectively；Video-stream processor connects the first audio-video frequency playing system unit, the second audio-video frequency playing system unit respectively.The utility model installs a camera and a microphone for each system of dual system Intelligent flat, take too many system interface resource, add manufacture cost and destroy complete machine it is overall beautiful the problem of, there is provided a kind of audio and video calling device can make dual system call a set of shared camera and microphone.
Description
Technical field
Tw o system control field is the utility model is related to, more particularly to a kind of audio and video calling device and electronic equipment.
Background technology
In the product scopes such as Intelligent flat equipment, on dual system (such as windows and Andriod) Intelligent flat, two
A system is required to shooting and sound-recording function.
During realization, inventor has found that at least there are the following problems in conventional art：Conventional art needs 2 shootings
Head or microphone are inserted into respective system interface and transmit respectively respectively, take system interface resource, increase cost and destroy whole
Machine it is overall beautiful.
Utility model content
Based on this, it is necessary to a kind of the problem of taking system interface resource for dual system audio and video, there is provided audio and video tune
With device and electronic equipment.
To achieve these goals, on the one hand, an embodiment of the present invention provides a kind of audio and video calling device, including connection
First audio-video frequency playing system unit of audio and video input equipment；Further include the second audio-video frequency playing system unit, display processing
Device and USB controller；USB controller includes the first USB interface, data transmission interface and is electrically connected with the first USB interface
Secondary USB interface；
USB controller connects the first audio-video frequency playing system unit by the first USB interface, is connected by secondary USB interface
The second audio-video frequency playing system unit is connect, video-stream processor is connected by data transmission interface；Video-stream processor connects respectively
One audio-video frequency playing system unit, the second audio-video frequency playing system unit；Video-stream processor detects current display channel for the
During the passage of one audio-video frequency playing system unit, send cut-off signal and instruct to USB controller；USB controller is believed according to disconnection
Number instruction disconnects being electrically connected between the first USB interface and secondary USB interface, so that the first audio-video frequency playing system cell call
Audio and video input equipment；
When video-stream processor detects the passage that current display channel is the second audio-video frequency playing system unit, conducting is sent
Signal instruction is to USB controller；USB controller according to Continuity signal instruct conducting the first USB interface and secondary USB interface it
Between electrical connection so that the second audio-video frequency playing system unit is inputted by the first audio-video frequency playing system cell call audio and video
Equipment.
On the other hand, the embodiment of the present invention additionally provides a kind of electronic equipment, including above-mentioned audio and video calling device.
The utility model has the following advantages that and beneficial effect：
The utility model audio and video calling device and electronic equipment, based on display control unit, are controlled by USB controller
The break-make of usb signal between first audio-video frequency playing system unit and the second audio-video frequency playing system unit so that possess double systems
The device of system can share a set of audio and video input equipment (such as a camera and a microphone), without multiple sounds are regarded
Frequency input equipment (such as two cameras and two microphones) is respectively connected to each system, and then reduces camera and microphone
System interface resource is taken, reduces the manufacture cost of Intelligent flat.
Brief description of the drawings
By being more particularly described for the preferred embodiment of the utility model shown in attached drawing, addressed on the utility model
Other purposes, feature and advantage will become more fully apparent.Identical reference numeral indicates identical part in whole attached drawings, and
Deliberately attached drawing is not drawn by actual size equal proportion scaling, it is preferred that emphasis is the purport of the utility model is shown.
Fig. 1 is the system structure diagram of the utility model audio and video calling device embodiment 1；
Fig. 2 is the concrete structure schematic diagram of the utility model audio and video calling device embodiment 1；
Fig. 3 is the operation principle flow chart of the utility model audio and video calling device；
Fig. 4 is the USB controller structure diagram of the utility model audio and video calling device；
Fig. 5 is the system unit structure diagram of the utility model audio and video calling device；
Fig. 6 is the system structure diagram of the utility model electronic equipment.
Embodiment
For the ease of understanding the utility model, the utility model is more fully retouched below with reference to relevant drawings
State.The preferred embodiment of the utility model is given in attached drawing.But the utility model can come in fact in many different forms
It is existing, however it is not limited to embodiment described herein.On the contrary, the purpose for providing these embodiments is the public affairs made to the utility model
Open content more thorough and comprehensive.
It should be noted that when an element is considered as " connection " another element, it can be directly to separately
One element and it is in combination be integrated, or may be simultaneously present centering elements.Term as used herein " installation ", " one
End ", " other end " and similar statement are for illustrative purposes only.
Unless otherwise defined, all of technologies and scientific terms used here by the article is led with belonging to the technology of the utility model
The normally understood implication of technical staff in domain is identical.It is simply in the term used in the description of the utility model herein
The purpose of description specific embodiment, it is not intended that in limitation the utility model.Term as used herein " and/or " include
The arbitrary and all combination of one or more relevant Listed Items.
In order to solve the problems, such as that dual system audio and video take system interface resource, the utility model provides a kind of audio and video
Calling device embodiment 1；Fig. 1 is the system construction drawing of the utility model audio and video calling device embodiment 1, as shown in Figure 1, this
The audio and video calling device of utility model, can include the first audio-video frequency playing system list of connection audio and video input equipment 110
Member 120；Further include the second audio-video frequency playing system unit 130, video-stream processor 160 and USB (Universal Serial
Bus：Universal Serial Bus) controller 140；USB controller 140 include the first usb 1 42, data transmission interface 146 and
Connect the secondary USB interface 144 of the first usb 1 42；
USB controller 140 connects the first audio-video frequency playing system unit 120 by the first USB interface, passes through the 2nd USB
Interface connects the second audio-video frequency playing system unit 130, and video-stream processor 160 is connected by data transmission interface；Display processing
Device 160 connects the first audio-video frequency playing system unit 120, the second audio-video frequency playing system unit 130 respectively；
When video-stream processor 160 detects the passage that current display channel is the first audio-video frequency playing system unit 120, hair
Cut-off signal is sent to instruct to USB controller 140；USB controller 140 according to cut-off signal instruction disconnect the first usb 1 42 with
Electrical connection between secondary USB interface 144, so that the first audio-video frequency playing system unit 120 calls audio and video input equipment
110；
When video-stream processor 160 detects the passage that current display channel is the second audio-video frequency playing system unit 130, hair
Continuity signal is sent to instruct to USB controller 140；USB controller 140 according to Continuity signal the first usb 1 42 of instruction conducting with
Electrical connection between secondary USB interface 144, so that the second audio-video frequency playing system unit 130 passes through the first audio and video playing
System unit 120 calls audio and video input equipment 110.
Specifically, the audio-video frequency playing system mentioned in various embodiments of the utility model (broadcast by i.e. above-mentioned first audio and video
Place system unit, the second audio-video frequency playing system unit) operating system that audio and video calling device is pre-installed can be referred to；Display processing
It is the first audio-video frequency playing system unit that device, which detects that current display channel can refer to video-stream processor to detect current display channel,
Passage or the second audio-video frequency playing system unit passage；Video-stream processor can refer to display processing chip and connection is shown
The peripheral circuit of process chip；Audio and video input equipment is called to refer to audio-video frequency playing system to audio and video input equipment function
Control, and audio-video signal is gathered by audio and video input equipment, UBS controllers at least possess two USB interfaces and one
Data transmission interface, for connecting play system unit and video-stream processor, data transmission interface can be USB interface, serial
One kind in the interface such as interface and I/O.
Wherein, when video-stream processor detects the passage that current display channel is the first audio-video frequency playing system unit, hair
Cut-off signal is sent to instruct to USB controller；USB controller instructs the first USB interface of disconnection to be connect with the 2nd USB according to cut-off signal
Electrical connection between mouthful, the first audio-video frequency playing system unit directly control audio and video input equipment and are acquired audio frequency and video letter
Number, audio-video signal is transferred to video-stream processor by audio and video input equipment through the first audio-video frequency playing system unit.
When video-stream processor detects the passage that current display channel is the second audio-video frequency playing system unit, conducting is sent
Signal instruction is to USB controller；USB controller is instructed between the first USB interface of conducting and secondary USB interface according to Continuity signal
Electrical connection；First audio-video frequency playing system unit of connection audio and video input equipment, which can be modeled to one, includes video and audio recording
The equipment of function, is connected to the second audio-video frequency playing system unit, the second audio-video frequency playing system unit leads to by USB controller
The first audio-video frequency playing system unit indirect control audio and video input equipment collection audio-video signal is crossed, audio-video signal is by first
Audio-video frequency playing system unit is transmitted by usb signal path to the second audio-video frequency playing system unit, the second audio and video playing
Audio-video signal is transferred to video-stream processor by system unit again, realizes the calling to audio and video input equipment.
Eligible mode is：Video-stream processor detects current display channel for the first audio-video frequency playing system unit
During passage, send cut-off signal and instruct to USB controller；USB controller instructs the first audio and video of disconnection to broadcast according to cut-off signal
Usb signal path between place system unit and the second audio-video frequency playing system unit, the first audio-video frequency playing system unit are straight
Connect control audio and video input equipment and be acquired AV signal, audio and video input equipment regards audio-video signal through the first sound
Frequency play system unit is transferred to video-stream processor.
When video-stream processor detects the passage that current display channel is the second audio-video frequency playing system unit, conducting is sent
Signal instruction is to USB controller；USB controller instructs conducting the first audio-video frequency playing system unit and second according to Continuity signal
Usb signal path between audio-video frequency playing system unit；Preferably, the first audio and video playing of audio and video input equipment is connected
System unit can be modeled to the equipment for including video and audio recording function, and being connected to the second audio and video by USB controller broadcasts
Place system unit, the second audio-video frequency playing system unit are inputted by the first audio-video frequency playing system unit indirect control audio and video
Equipment gathers audio-video signal, audio-video signal from the first audio-video frequency playing system unit by usb signal path to the second sound
Audio/video player system unit transmits, and audio-video signal is transferred to video-stream processor by the second audio-video frequency playing system unit again, real
Now to the calling of audio and video input equipment.
The utility model audio and video calling device, based on display control unit, the first audio and video are controlled by USB controller
The break-make of usb signal between play system unit and the second audio-video frequency playing system unit so that the device for possessing dual system can
To share a set of audio and video input equipment (such as a camera and a microphone), without by multiple audio and video input equipments
(such as two cameras and two microphones) are respectively connected to each system, and then reduction camera and microphone take system and connect
Mouth resource, reduces the manufacture cost of Intelligent flat.
In a specific embodiment, the first audio-video frequency playing system unit is Andriod system units；Second sound regards
Frequency play system unit is Windows system units.
Specifically, the audio-video frequency playing system run on the first audio-video frequency playing system unit can be Andriod systems
Unite, the audio-video frequency playing system run on the second audio-video frequency playing system unit can be Windows systems；It is corresponding, first
Audio-video frequency playing system unit can be Andriod system units；Second audio-video frequency playing system unit can be Windows systems
System unit.
Fig. 2 is the specific system construction drawing of the utility model audio and video calling system embodiment 1；As shown in Fig. 2, this practicality
New audio and video calling device, includes the Andriod system units of connection audio and video input equipment；Further include Windows systems
System unit, video-stream processor and USB controller；
USB controller is connected with Andriod system units, Windows system units and video-stream processor respectively；It is aobvious
Show that processor connects Andriod system units, Windows system units respectively；
When video-stream processor detects the passage that current display channel is Andriod system units, send cut-off signal and refer to
Make to USB controller；USB controller is instructed according to cut-off signal disconnects Andriod system units to Windows system units
Usb signal path, so that Andriod system units call audio and video input equipment；
When video-stream processor detects the passage that current display channel is Windows system units, send Continuity signal and refer to
Make to USB controller；USB controller instructs conducting Andriod system units to Windows system units according to Continuity signal
Usb signal path, so that Windows system units call audio and video input equipment by Andriod system units.
The specific workflow of above each unit module, such as the exemplary flow of Fig. 3 the utility model audio and video calling devices
Shown in figure, when video-stream processor detects current display channel in Andriod system units, video-stream processor sends cut-off signal
Instruct to USB controller, be off the usb signal path of Andriod system units to Windows system units,
Audio and video input equipment is called by Andriod system units；
When video-stream processor detects current display channel in Windows system units, video-stream processor sends conducting letter
Number instruct to USB controller, the usb signal path of Andriod system units to Windows system units is on shape
State, while Andriod system units are modeled to the USB Camera equipment for including sound-recording function, to meet UVC (USB
Video class or USB video device class) protocol format by usb signal path to Windows system units
Camera video signal and microphone audio signal are transmitted, realizes calling of the Windows system units to audio and video input equipment.
It should be noted that Andriod system units be modeled to one include sound-recording function USB Camera equipment can
Define device type to refer to Andriod system units according to usb protocol and shaken hands and transmitted, it is possible to by Windows systems
System unit is identified as the USB Camera equipment of a standard；Andriod system units are needed by OTG (Option Table
Generator：Optional list generation program) interface access USB controller.
The utility model audio and video calling device, based on the prior art, can fast construction, free drive move, can convenient realization set
Standby function, overcoming USB Imitatings can not transmission camera video and other non-USB Type system designs complexity into other equipment
Spend the problem of high and of high cost.
In a specific embodiment, Andriod system units include Andriod master chips；Andriod master chips point
Lian Jie not audio and video input equipment, video-stream processor and USB controller.
In another specific embodiment, Andriod master chips are Rockchip RK3399 chips.
Specifically, Andriod system units include Andriod chips and connect the peripheral circuit of Andriod chips, lead to
Cross peripheral circuit Andriod chips and connect audio and video input equipment, video-stream processor and USB controller respectively.
The utility model can realize the function of Andriod master chips by Rockchip RK3399 chips so that this reality
With the new audio and video input equipment that can be directed to different models, video-stream processor and USB controller provide corresponding expand
Interface is opened up, and improves transmission performance.
The utility model audio and video calling device, based on display control unit, the first audio and video are controlled by USB controller
The break-make of usb signal between play system unit and the second audio-video frequency playing system unit so that the device for possessing dual system can
To share a set of audio and video input equipment (such as a camera and a microphone), without by multiple audio and video input equipments
(such as two cameras and two microphones) are respectively connected to each system, and then reduction camera and microphone take system and connect
Mouth resource, reduces the manufacture cost of Intelligent flat.
In a specific embodiment,
The data transmission interface is serial line interface, USB interface or I/O mouthful；
The USB controller further includes MCU chip (Micro Controller Uint：Micro-control unit)；The MCU
Chip connects the first audio-video frequency playing system unit by first USB interface, is connected by the secondary USB interface
The second audio-video frequency playing system unit, the video-stream processor is connected by the data transmission interface.
Specifically, Fig. 4 is the USB controller structure chart of the utility model audio and video calling device, as shown in figure 4, this
The audio and video calling device of utility model, can include the first audio-video frequency playing system unit of connection audio and video input equipment；
Further include the second audio-video frequency playing system unit, video-stream processor, MCU chip and the peripheral circuit for connecting MCU chip；Wherein
Peripheral circuit at least possesses two USB interfaces and a data transmission interface, and data transmission interface can be serial line interface, USB
One kind in interface or I/O mouthfuls.
Peripheral circuit connects the first audio-video frequency playing system unit by the first USB interface, is connected by secondary USB interface
Second audio-video frequency playing system unit, video-stream processor is connected by data transmission interface.
When video-stream processor detects the passage that current display channel is the first audio-video frequency playing system unit, send and disconnect
Signal instruction instructs the first audio-video frequency playing system unit of disconnection to be regarded with the second sound to MCU chip, MCU chip according to cut-off signal
Usb signal path between frequency play system unit, so that the first audio-video frequency playing system cell call audio and video input equipment；
When video-stream processor detects the passage that current display channel is the second audio-video frequency playing system unit, conducting is sent
Signal instruction instructs the first audio-video frequency playing system unit of conducting to be regarded with the second sound to MCU chip, MCU chip according to Continuity signal
Usb signal path between frequency play system unit, so that the second audio-video frequency playing system unit passes through the first audio and video playing
System unit calls audio and video input equipment.
Data transmission format between USB controller and video-stream processor can be it is following any one, such as serial interface
Mouthful, USB interface or I/O mouthfuls etc..
Specifically, video-stream processor detects the passage that current display channel is the first audio-video frequency playing system unit
When, send cut-off signal and instruct to MCU chip, MCU chip is according to cut-off signal instruction the first audio-video frequency playing system list of disconnection
Usb signal path between member and the second audio-video frequency playing system unit, the first audio-video frequency playing system unit directly control sound
Video input apparatus is acquired AV signal, and then audio and video input equipment broadcasts audio-video signal through the first audio and video
Place system unit is transferred to video-stream processor；
When video-stream processor detects the passage that current display channel is the second audio-video frequency playing system unit, conducting is sent
Signal instruction instructs the first audio-video frequency playing system unit of conducting to be regarded with the second sound to MCU chip, MCU chip according to Continuity signal
Usb signal path between frequency play system unit, connects the first audio-video frequency playing system unit mould of audio and video input equipment
Intend into the equipment for including video and audio recording function and the second audio-video frequency playing system unit is connected to by USB controller, second
Audio-video frequency playing system unit gathers audio and video by the first audio-video frequency playing system unit indirect control audio and video input equipment
Signal, audio-video signal from the first audio-video frequency playing system unit by usb signal path to the second audio-video frequency playing system list
Audio-video signal is transferred to video-stream processor by member transmission, the second audio-video frequency playing system unit again, realizes and audio and video are inputted
The calling of equipment.
The utility model audio and video calling device, based on display control unit, the first audio and video are controlled by USB controller
The break-make of usb signal between play system unit and the second audio-video frequency playing system unit so that the device for possessing dual system can
To share a set of audio and video input equipment (such as a camera and a microphone), without by multiple audio and video input equipments
(such as two cameras and two microphones) are respectively connected to each system, and then reduction camera and microphone take system and connect
Mouth resource, reduces the manufacture cost of Intelligent flat.
In a specific embodiment, audio and video input equipment includes audio input device and video input apparatus；Sound
Frequency input equipment, video input apparatus are connected with the first audio-video frequency playing system unit respectively.
Audio input device is any one or any combination in following equipment：It is wire microphone, wireless microphone, more
Media console, digital sound console, audio sample card and synthesizer；Video input apparatus be following equipment in any one or
Any combination：Video camera, video recorder and camera.
Specifically, audio and video input equipment can be divided into audio input device and video input apparatus, and audio input is set
Standby and video input apparatus gathers audio signal and vision signal respectively.Audio input device can be specifically wire microphone,
Wireless microphone, multimedia console, digital sound console, audio sample card and synthesizer；Video input apparatus can be specifically
Video camera, video recorder and camera.
The utility model audio and video calling device, based on display control unit, the first audio and video are controlled by USB controller
The break-make of usb signal between play system unit and the second audio-video frequency playing system unit so that the device for possessing dual system can
To share a set of audio and video input equipment (such as a camera and a microphone), without by multiple audio and video input equipments
(such as two cameras and two microphones) are respectively connected to each system, and then reduction camera and microphone take system and connect
Mouth resource, reduces the manufacture cost of Intelligent flat.
In a specific embodiment, video input apparatus is believed by mobile industry processor interface or low voltage difference
Number interface is connected with the first audio-video frequency playing system unit.
Specifically, camera is connected with Andriod systems by wire rod, and camera and Andriod systems are supported at the same time
Mobile industry processor interface and low-voltage differential signal interface, pass through mobile industry processor interface agreement and low voltage difference
Signaling interface agreement transmits data.
In a specific embodiment, the display of connection video-stream processor is further included.
It should be noted that display can also include display, TV and projecting apparatus.The utility model can pass through peripheral hardware
Display playing audio-video input equipment data.
The utility model audio and video calling device, based on display control unit, the first audio and video are controlled by USB controller
The break-make of usb signal between play system unit and the second audio-video frequency playing system unit so that the device for possessing dual system can
To share a set of audio and video input equipment (such as a camera and a microphone), without by multiple audio and video input equipments
(such as two cameras and two microphones) are respectively connected to each system, and then reduction camera and microphone take system and connect
Mouth resource, reduces the manufacture cost of Intelligent flat.
Fig. 5 is the system unit structure diagram of the utility model audio and video calling device, as shown in figure 5, this practicality is new
The audio and video calling device of type, including the Windows system units of connection camera and microphone；Further include Andriod systems
Unit, video-stream processor and USB controller；
USB controller is connected with Andriod system units, Windows system units and video-stream processor respectively；It is aobvious
Show that processor connects Andriod system units, Windows system units respectively；
When video-stream processor detects the passage that current display channel is Windows system units, send cut-off signal and refer to
Make to USB controller；USB controller is instructed according to cut-off signal disconnects Windows system units to Andriod system units
Usb signal path, so that Andriod system units call camera and microphone；
When video-stream processor detects the passage that current display channel is Andriod system units, send Continuity signal and refer to
Make to USB controller；USB controller instructs conducting Windows system units to Andriod system units according to Continuity signal
Usb signal path, so that Andriod system units call camera and microphone by Windows system units.
Specifically, when video-stream processor detects current display channel in Andriod system units, video-stream processor hair
Send cut-off signal to instruct to USB controller, be in the usb signal path of Andriod system units to Windows system units
Off-state, camera and microphone are called by Andriod system units；
When video-stream processor detects current display channel in Windows system units, video-stream processor sends conducting letter
Number instruct to USB controller, the usb signal path of Andriod system units to Windows system units is on shape
State, while Andriod system units are modeled to the USB Camera equipment for including sound-recording function, to meet UVC (USB
Video class or USB video device class：USB video equipments) protocol format by usb signal path to
Windows system units transmit camera video signal and microphone audio signal, realize Windows system units to camera
With the calling of microphone.
The utility model audio and video calling device, based on display control unit, the first audio and video are controlled by USB controller
The break-make of usb signal between play system unit and the second audio-video frequency playing system unit so that the device for possessing dual system can
To share a set of audio and video input equipment (such as a camera and a microphone), without by multiple audio and video input equipments
(such as two cameras and two microphones) are respectively connected to each system, and then reduction camera and microphone take system and connect
Mouth resource, reduces the manufacture cost of Intelligent flat.
The utility model electronic equipment, can refer to a kind of Intelligent flat, the Intelligent flat pre-installed Andriod systems and
Windows systems, wherein, USB controller connects Andriod systems and Windows systems respectively.
The utility model electronic equipment, using audio and video calling device so that the dual system of electronic equipment can share one
Audio and video input equipment (such as a camera and a microphone) is covered, without by multiple audio and video input equipments (such as two
A camera and two microphones) each system is respectively connected to, and then camera and microphone occupancy system interface resource are reduced,
The manufacture cost of electronic equipment is reduced, improves the aesthetic measure of the complete machine of electronic equipment.
Each technical characteristic of embodiment described above can be combined arbitrarily, to make description succinct, not to above-mentioned reality
Apply all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, the scope that this specification is recorded all is considered to be.
Embodiment described above only expresses the several embodiments of the utility model, its description is more specific and detailed,
But therefore it can not be interpreted as the limitation to utility model patent scope.It should be pointed out that the common skill for this area
For art personnel, without departing from the concept of the premise utility, various modifications and improvements can be made, these are belonged to
The scope of protection of the utility model.Therefore, the protection domain of the utility model patent should be determined by the appended claims.
Claims (10)
- A kind of 1. audio and video calling device, it is characterised in that the first audio and video playing system including connecting audio and video input equipment System unit；Further include the second audio-video frequency playing system unit, video-stream processor and USB controller；The USB controller includes First USB interface, data transmission interface and the secondary USB interface being electrically connected with first USB interface；The USB controller connects the first audio-video frequency playing system unit by first USB interface, passes through described the Two USB interfaces connect the second audio-video frequency playing system unit, and the display processing is connected by the data transmission interface Device；The video-stream processor connects the first audio-video frequency playing system unit, the second audio-video frequency playing system list respectively Member；When the video-stream processor detects the passage that current display channel is the first audio-video frequency playing system unit, send Cut-off signal is instructed to the USB controller；The USB controller disconnects the first USB according to cut-off signal instruction Being electrically connected between interface and the secondary USB interface, so that sound described in the first audio-video frequency playing system cell call regards Frequency input equipment；When the video-stream processor detects the passage that current display channel is the second audio-video frequency playing system unit, send Continuity signal is instructed to the USB controller；The USB controller turns on the first USB according to Continuity signal instruction Being electrically connected between interface and the secondary USB interface, so that the second audio-video frequency playing system unit passes through described first Audio and video input equipment described in audio-video frequency playing system cell call.
- 2. audio and video calling device according to claim 1, it is characterised in that the first audio-video frequency playing system unit For Andriod system units；The second audio-video frequency playing system unit is Windows system units.
- 3. audio and video calling device according to claim 2, it is characterised in that the Andriod system units include Andriod master chips；The Andriod master chips connect the audio and video input equipment, the video-stream processor and USB controls respectively Device.
- 4. audio and video calling device according to claim 3, it is characterised in that the Andriod master chips are Rockchip RK3399 chips.
- 5. audio and video calling device according to any one of claims 1 to 4, it is characterised in that the data transfer connects Mouth is serial line interface, USB interface or I/O mouthful；The USB controller further includes MCU chip；The MCU chip connects first sound by first USB interface and regards Frequency play system unit, connects the second audio-video frequency playing system unit by the secondary USB interface, passes through the data Coffret connects the video-stream processor.
- 6. audio and video calling device according to any one of claims 1 to 4, it is characterised in that the audio and video input Equipment includes audio input device and video input apparatus；The audio input device, the video input apparatus are connected with the first audio-video frequency playing system unit respectively.
- 7. audio and video calling device according to claim 6, it is characterised in that the audio input device is following equipment In any one or any combination：Wire microphone, wireless microphone, multimedia console, digital sound console, audio sample Card and synthesizer；The video input apparatus is any one or any combination in following equipment：Video camera, video recorder and take the photograph As head.
- 8. audio and video calling device according to claim 6, it is characterised in that the video input apparatus is produced by mobile Industry processor interface or low-voltage differential signal interface are connected with the first audio-video frequency playing system unit.
- 9. audio and video calling device according to claim 1, it is characterised in that further include the connection video-stream processor Display.
- 10. a kind of electronic equipment, it is characterised in that call dress including the audio and video as described in claim 1 to 9 any one Put.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201721211983.9U CN207232955U (en) | 2017-09-19 | 2017-09-19 | Audio and video calling device and electronic equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721211983.9U CN207232955U (en) | 2017-09-19 | 2017-09-19 | Audio and video calling device and electronic equipment |
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| CN207232955U true CN207232955U (en) | 2018-04-13 |
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| CN201721211983.9U Active CN207232955U (en) | 2017-09-19 | 2017-09-19 | Audio and video calling device and electronic equipment |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113238613A (en) * | 2021-04-28 | 2021-08-10 | 广州朗国电子科技有限公司 | All-in-one machine equipment, microphone using method thereof and storage medium |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113238613A (en) * | 2021-04-28 | 2021-08-10 | 广州朗国电子科技有限公司 | All-in-one machine equipment, microphone using method thereof and storage medium |
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