CN206498482U - One kind demonstration multimedia collection device and wireless recording and broadcasting system - Google Patents
One kind demonstration multimedia collection device and wireless recording and broadcasting system Download PDFInfo
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- CN206498482U CN206498482U CN201620999335.3U CN201620999335U CN206498482U CN 206498482 U CN206498482 U CN 206498482U CN 201620999335 U CN201620999335 U CN 201620999335U CN 206498482 U CN206498482 U CN 206498482U
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Abstract
The utility model embodiment discloses a kind of demonstration multimedia collection device and wireless recording and broadcasting system, it is joined directly together and is completed to multimedia collection, coding, encapsulation, four functions of transmission by HDMI and collected computer, solve makes troubles and increase the technical problem of cost of labor and the cost of overhaul so as to occupy the very big performance of computer, be transmitted by cable by software completion multimedia collection coding encapsulation to in-site installation in the prior art.The utility model embodiment includes：HDMI, central control chip, data acquisition chip, coding and encapsulation chip, WIFI transmission chip, internal memory.
Description
Technical field
The utility model is related to field of media, more particularly to a kind of demonstration multimedia collection device and wireless recording and broadcasting system.
Background technology
Recording and broadcasting system can by give lessons or speaker image (Video), sound (Audio) and teaching materials of attending class (VGA), with
Hardware device mode instant recording into standard network format, it is and live by network and server sync.Spectators with IE and
Media player can watch live audio-visual and graph-text content.When speech terminate immediately can by content imprinting into CD preserve or
Deposit in server that there is provided on-demand program request (VOD) service.
And existing technology is to capture multimedia with software, coding encapsulation then is carried out to multimedia and cable transmission is used
To recording player.
However, existing this technology needs to take the high performance of computer when capturing multimedia with software, such as
Fruit is that i3 computer records the screen of 1080p-30 frames, and CPU, which takes, reaches 50%-80%, while can be to existing using cable transmission
The installation of field is made troubles, it is necessary to increase cost of labor and the cost of overhaul on cable.
Utility model content
The utility model embodiment discloses a kind of demonstration multimedia collection device and wireless recording and broadcasting system, is connect by HDMI
Mouthful with collected computer be joined directly together and complete to it is multimedia collection, coding, encapsulation, transmission four functions, solve existing
Complete the encapsulation of multimedia collection coding to occupy the very big performance of computer, be transmitted to existing by cable by software in technology
Field, which is installed, makes troubles and increases the technical problem of cost of labor and the cost of overhaul.
The utility model embodiment provides a kind of demonstration multimedia collection device, including：HDMI, center control core
Piece, data acquisition chip, coding and encapsulation chip, WIFI transmission chip, internal memory；
The central control chip is respectively with the HDMI, the data acquisition chip, the coding with encapsulating core
Piece, WIFI transmission chip, Memory communication connection；
The internal memory respectively with the central control chip, the HDMI, the data acquisition chip, the coding
It is connected with encapsulation chip, WIFI transmission chip communications；
The HDMI is communicated to connect with the central control chip, the data acquisition chip respectively.
Alternatively,
The demonstration multimedia collection device also includes：Signal emission control chip, Bluetooth signal interface transmitter, flash memory,
Physical control is switched；
The Bluetooth signal interface transmitter respectively with the flash memory, the Bluetooth signal interface transmitter, the physics
Controlling switch, HDMI communication connection；
The flash memory is communicated to connect with the central control chip, the physical control slide switch respectively.
Alternatively,
The central control chip includes：
Reading unit, for reading the information in flash memory；
Arithmetic element, for reading the HDMI received, the data acquisition chip, the coding and encapsulation
The information of chip, WIFI transmission chips and the flash memory；
Communication unit, for transmitting chip with the data acquisition chip, the coding and encapsulation chip, the WIFI
Communication；
Control unit, for controlling the HDMI, the data acquisition chip, the coding and encapsulation chip, institute
State the start and stop that WIFI transmits chip.
Alternatively,
The coding includes with encapsulation chip：
Data, for handling the multi-medium data obtained from data acquisition chip, are carried out with specific coding by coding unit
Form is encoded；
Encapsulation unit, for encapsulating the multi-medium data after coding, becomes the transmission format of standard, and will
It is temporarily stored into the internal memory.
The utility model embodiment additionally provides a kind of wireless recording and broadcasting system, including times that the utility model embodiment is referred to
A kind of demonstration multimedia collection device of meaning.
Alternatively,
A kind of wireless recording and broadcasting system also includes collected computer, recording player, projecting apparatus；
The demonstration multimedia collection device is connected with the collected computer by the HDMI；
The demonstration multimedia collection device is communicated to connect with the recording player；
The recording player is communicated to connect with the projector.
As can be seen from the above technical solutions, the utility model embodiment has advantages below：
1st, demonstration multimedia collection device is joined directly together with collected computer by HDMI and completes to adopt to multimedia
Collect, encode, encapsulate and be wirelessly transferred, solve and complete the encapsulation of multimedia collection coding to occupy by software in the prior art
The very big performance of computer, it is transmitted by cable the skill of cost of labor and the cost of overhaul is made troubles and increased to in-site installation
Art problem.
2nd, demonstration multimedia collection device includes the physical control switch and Bluetooth signal interface Transmission as communication switch
Device, issues recording player to realize pair by the control of physical switch and then by Bluetooth signal interface transmitter by control signal
The control of recorded broadcast picture.
3rd, demonstration multimedia collection device directly can be connected by HDMI with collected computer, plug and play, without
Install, can arbitrarily change computer, it is convenient and swift and be easily carried.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the accompanying drawing used required in description of the prior art is briefly described, it should be apparent that, drawings in the following description are only
It is some embodiments of the present utility model, for those of ordinary skill in the art, before creative labor is not paid
Put, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is a kind of structural representation of the demonstration multimedia collection device provided in the utility model embodiment.
Embodiment
The utility model embodiment discloses a kind of demonstration multimedia collection device and wireless recording and broadcasting system, is connect by HDMI
Mouthful with collected computer be joined directly together and complete to it is multimedia collection, coding, encapsulation, transmission four functions, solve existing
Complete the encapsulation of multimedia collection coding to occupy the very big performance of computer, be transmitted to existing by cable by software in technology
Field, which is installed, makes troubles and increases the technical problem of cost of labor and the cost of overhaul.
Referring to Fig. 1, a kind of one embodiment provided in the utility model embodiment includes：HDMI interfaces 2, in
Entreat control chip 1, data acquisition chip 3, coding and encapsulation chip 4, WIFI transmission chip 5, internal memory 7.
Central control chip 1 is transmitted with HDMI 2, data acquisition chip 3, coding and encapsulation chip 4, WIFI respectively
Chip 5, internal memory 7 are communicated to connect；
Internal memory 7 respectively with the central control chip 1, HDMI 2, data acquisition chip 3, coding with encapsulation chip 4,
WIFI transmission chips 5 are communicated to connect；
HDMI 2 is communicated to connect with central control chip 1, data acquisition chip 3 respectively；
It should be noted that HDMI 2 is used for the multi-medium data for receiving PC, if demonstration multimedia collection device connect
The HDMI entered to PC can start normal work.WIFI transmission chips 5 are used for after being handled from coding with encapsulation chip 4
Multi-medium data is sent to recording player by WIFI.Data acquisition chip 3 is used for the multimedia number that will be received from HDMI 2
The form of source data is kept in preparation among internal memory 7 and handled according to this.Central control chip 1 is used for computing, reads the information of flash memory 8,
Communicated with data acquisition chip 2, coding encapsulation chip 3, WIFI transmission chips 4 and control the startup and stopping of these three chips
Operation.Encode with encapsulating 3, core for handling the multi-medium data obtained from data acquisition chip 2 and data being carried out with present
Popular H264 forms or other coded formats is encoded, and then the multi-medium data after encapsulation coding becomes the stream matchmaker of standard
Body transformat, and internal memory will be temporarily stored into.
Demonstration multimedia collection device also includes：Signal emission control chip 9, Bluetooth signal interface transmitter 10, flash memory 8,
Physical control switch 6；
Signal emission control chip 9 switchs 6, HDMI with flash memory 8, Bluetooth signal interface transmitter 10, physical control respectively
Interface 2 is communicated to connect；
Flash memory 8 is communicated to connect with central control chip 1, physical control switch 6 respectively.
If it should be noted that being operated to physical control switch 6, physical control switchs 6 information and will be written in flash memory,
And it is notified that central control chip 1 and signal emission control chip 9 do corresponding processing.Signal emission control chip 9 can be from sudden strain of a muscle
Deposit the work of numbering, the on off state of physical control switch 6 and each the current chip of middle acquisition this demonstration multimedia collection device
State；If each chip normal work, and physical control switch 6, in the state opened, the chip can pass through Bluetooth signal interface
Transmitter 10 sends normally-state for opening；If each chip normal work, and physical control switch 6 is in the state closed, the core
Piece can send the state of normally-pass by Bluetooth signal interface transmitter 10；If each chip non-normal working, and physical control
Switch 6 is in the state opened, and the chip can send the state of " abnormal-to open " by Bluetooth signal interface transmitter 10；If each
Chip normal work, and physical control switch 6, in the state closed, the chip can be sent by Bluetooth signal interface transmitter 10
The state of " exception-pass ".Bluetooth signal interface transmitter 10 is carried out bluetooth with recording player when dispatching from the factory and is adapted to, tooth signaling interface
During 10 normal operation of transmitter, it can directly communicate, be transmitted signals among recording player with recording player.
Central control chip 1 includes：
Reading unit 12, for reading the information in flash memory 8；
Arithmetic element 11, for handling the HDMI 2 received, data acquisition chip 3, encoding and encapsulating chip 4,
WIFI transmits the information of chip 5 and flash memory 8；
Communication unit 13, for being communicated with data acquisition chip 3, coding with encapsulation chip 4, WIFI transmission chips 5；
Control unit 14, for controlling HDMI 2, data acquisition chip 3, coding and encapsulation chip 4, WIFI transmission cores
The start and stop of piece 5.
Coding includes with encapsulation chip 4：
Data, for handling the multi-medium data obtained from data acquisition chip 3, are carried out compiling with specific by coding unit 41
Code form is encoded；
Encapsulation unit 42, for encapsulating the multi-medium data after coding, becomes the transmission format of standard, and
The internal memory 7 will be temporarily stored into.
The utility model embodiment additionally provides a kind of wireless recording and broadcasting system, including times that the utility model embodiment is referred to
A kind of demonstration multimedia collection device of meaning.
A kind of wireless recording and broadcasting system also includes collected computer, recording player, projecting apparatus；
Demonstration multimedia collection device is connected with collected computer by HDMI 1；
Multimedia collection device is demonstrated to communicate to connect with recording player；
Recording player is communicated to connect with projector.
The above is to a kind of the detailed of structure and connected mode progress for demonstrating multimedia collection device and wireless recording and broadcasting system
Illustrate, for ease of understanding, the application of a kind of and wireless recording and broadcasting system will be illustrated with a concrete application scene below, applied
Example includes：
The physical control switch 6 for demonstrating multimedia collection device is opened and inserted in notebook computer, demonstration multimedia is adopted
Storage the multimedia messages in the notebook computer will be acquired, encoded, encapsulated and by treated multimedia messages without
Line is transferred to recording player, and then recording player shows multimedia messages by projecting apparatus again.
If the physical control of demonstration multimedia collection device is switched 6 handles "On" state, first demonstration multimedia is adopted
Storage inserts notebook computer, and picture is cut to the picture of the notebook by recorded broadcast, if making the physics control of demonstration multimedia collection device
System switch 6 is in "Off" state, and picture is switched other input sources (such as by recorded broadcast:Classroom panoramic shooting rifle) picture；If now
Continue second demonstration multimedia collection device inserting notebook computer, picture is cut to the picture of second notebook computer by recorded broadcast
Face, if the physical control switch 6 of first demonstration multimedia collection device is also at into "On" state, picture splicing is energy by recorded broadcast
The 2 panes picture of first notebook computer and second notebook computer is seen simultaneously.
A kind of demonstration multimedia collection device provided by the utility model is described in detail above, for this area
Those skilled in the art, according to the utility model embodiment thought, have change in specific embodiments and applications
Become part, in summary, this specification content should not be construed as to limitation of the present utility model.
Claims (6)
1. one kind demonstration multimedia collection device, it is characterised in that including：HDMI, central control chip, data acquisition core
Piece, coding and encapsulation chip, WIFI transmission chip, internal memory；
The central control chip is respectively with the HDMI, the data acquisition chip, the coding with encapsulating chip, institute
State the connection of WIFI transmission chip communications, the internal memory；
The internal memory is respectively with the central control chip, the HDMI, the data acquisition chip, the coding with sealing
Cartridge chip, WIFI transmission chip communication connections；
The HDMI is communicated to connect with the central control chip, the data acquisition chip respectively.
2. demonstration multimedia collection device according to claim 1, it is characterised in that also include：Signal emission control chip,
Bluetooth signal interface transmitter, flash memory, physical control switch；
The Bluetooth signal interface transmitter respectively with the flash memory, the Bluetooth signal interface transmitter, the physical control
Switch, HDMI communication connection；
The flash memory is communicated to connect with the central control chip, the physical control slide switch respectively.
3. demonstration multimedia collection device according to claim 1, it is characterised in that the central control chip includes：
Reading unit, for reading the information in flash memory；
Arithmetic element, for reading the HDMI received, the data acquisition chip, the coding and encapsulation core
The information of piece, WIFI transmission chips and the flash memory；
Communication unit, for transmitting chip communication with the data acquisition chip, the coding and encapsulation chip, the WIFI；
Control unit, for controlling the HDMI, the data acquisition chip, the coding and encapsulation chip, described
WIFI transmits the start and stop of chip.
4. demonstration multimedia collection device according to claim 1, it is characterised in that the coding includes with encapsulation chip：
Data, for handling the multi-medium data obtained from data acquisition chip, are carried out with specific coding form by coding unit
Encoded；
Encapsulation unit, for encapsulating the multi-medium data after coding, becomes the transmission format of standard, and will be temporary
In the internal memory.
5. a kind of wireless recording and broadcasting system, it is characterised in that including many matchmakers of demonstration described in any one in Claims 1-4
Body collector.
6. wireless recording and broadcasting system according to claim 5, it is characterised in that also including being collected computer, recording player, projection
Instrument；
The demonstration multimedia collection device is connected with the collected computer by the HDMI；
The demonstration multimedia collection device is communicated to connect with the recording player；
The recording player is communicated to connect with the projector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620999335.3U CN206498482U (en) | 2016-08-30 | 2016-08-30 | One kind demonstration multimedia collection device and wireless recording and broadcasting system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620999335.3U CN206498482U (en) | 2016-08-30 | 2016-08-30 | One kind demonstration multimedia collection device and wireless recording and broadcasting system |
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| CN206498482U true CN206498482U (en) | 2017-09-15 |
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| CN201620999335.3U Active CN206498482U (en) | 2016-08-30 | 2016-08-30 | One kind demonstration multimedia collection device and wireless recording and broadcasting system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108810448A (en) * | 2018-03-19 | 2018-11-13 | 广州视源电子科技股份有限公司 | Peripheral unit and meeting tool |
| CN109379549A (en) * | 2018-09-18 | 2019-02-22 | 湖州佳格电子科技股份有限公司 | A kind of wireless screen transmission method, equipment and system |
-
2016
- 2016-08-30 CN CN201620999335.3U patent/CN206498482U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108810448A (en) * | 2018-03-19 | 2018-11-13 | 广州视源电子科技股份有限公司 | Peripheral unit and meeting tool |
| CN109379549A (en) * | 2018-09-18 | 2019-02-22 | 湖州佳格电子科技股份有限公司 | A kind of wireless screen transmission method, equipment and system |
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