CN212302462U

CN212302462U - Multimedia control device

Info

Publication number: CN212302462U
Application number: CN202021257704.4U
Authority: CN
Inventors: 张鑫; 廖黔渝; 杜剑峰
Original assignee: Zhongke Vision Chongqing Technology Co ltd
Current assignee: Zhongke Vision Chongqing Technology Co ltd
Priority date: 2020-06-30
Filing date: 2020-06-30
Publication date: 2021-01-05
Anticipated expiration: 2030-06-30

Abstract

The utility model relates to the technical field of multimedia transmission, in particular to a multimedia control device, which comprises a controller, a multimedia input module, a multimedia output module, a secondary coding module, a storage module and a control input module; the controller is electrically connected with the multimedia input module, the multimedia output module, the secondary coding module, the storage module and the control input module; the controller is used for controlling the secondary encoding module to carry out secondary encoding on the multimedia data input by the multimedia input module, and is also used for controlling the multimedia output module to output the multimedia data subjected to secondary encoding; the controller is also used for adjusting the operating parameters of the multimedia input module, the multimedia output module and the secondary coding module according to the signals input by the control input module. The multimedia control equipment can reduce the occupation of data transmission bandwidth, improve the quality of multimedia images and reduce the picture transmission delay time.

Description

Multimedia control device

Technical Field

The utility model relates to a multimedia transmission technical field specifically is multimedia control equipment.

Background

The multi-screen interaction means that a series of operations such as transmission, analysis, display, control and the like of multimedia (audio, video and picture) contents are realized among different multimedia terminals and different operating systems through multimedia transmission control equipment based on a DLNA (digital living network alliance) protocol, a flash internet protocol, a Miracast protocol and the like, the displayed contents can be shared on different platform equipment at the same time, and the multimedia life of a user is greatly enriched.

In short, it is the screens of several devices that can be switched to each other by means of a dedicated multimedia delivery control device. With the development of technology, people have higher and higher requirements on the quality of pictures, and higher bandwidths required for transmission, so that the requirements on transmission bandwidths are reduced, and the transmission quality is improved.

SUMMERY OF THE UTILITY MODEL

The utility model provides a multimedia control equipment can reduce occuping of data transmission bandwidth, improves multimedia image's quality, reduces the delay time of picture transmission.

The application provides the following technical scheme:

the multimedia control equipment comprises a controller, a multimedia input module, a multimedia output module, a secondary coding module, a storage module and a control input module;

the controller is electrically connected with the multimedia input module, the multimedia output module, the secondary coding module, the storage module and the control input module;

the controller is used for controlling the secondary encoding module to carry out secondary encoding on the multimedia data input by the multimedia input module, and the controller is also used for controlling the multimedia output module to output the multimedia data after secondary encoding; the controller is also used for adjusting the operating parameters of the multimedia input module, the multimedia output module and the secondary coding module according to the signals input by the control input module.

The utility model discloses in, can carry out the secondary coding to the multi-media of input through setting up secondary coding module, and then reduce audio-visual file size, reduce occuping of data transmission bandwidth, improve the quality of image.

Further, the multimedia input module comprises an HDMI input module, an SDI input module and a network input and output module; the multimedia output module comprises an HDMI output module.

And realizing multi-mode input and output.

Further, the USB module is also included, and the USB module comprises a USB2.0 module and a USB3.0 module.

Data transmission is facilitated through the USB.

Furthermore, the HDMI input module, the SDI input module, the network input/output module and the HDMI output module are provided with a plurality of modules.

And realizing multi-path input and output.

Further, still include the HDMI wireless adapter, the HDMI wireless adapter is connected with HDMI input module electricity.

And wireless video screen projection transmission is realized through the HDMI wireless adapter.

Further, the system also comprises an expansion interface module, and the expansion interface module is electrically connected with the controller.

The subsequent upgrading and expanding of the equipment are facilitated through the expanding interface module.

Further, the expansion interface module is a PCIE interface.

PCIE is an expansion interface which is widely used, has strong universality and is easy to develop and maintain.

The wireless data transmission device further comprises a wireless data transmission module, and the wireless data transmission module is electrically connected with the controller through an expansion interface.

The wireless data transmission is realized through the wireless data transmission module, the deployment is convenient, the cable is not limited, and the access expansion interface is easy to maintain and upgrade at the later stage.

Further, the wireless data transmission module comprises one or more of a 4G network communication module, a 5G network communication module and a WIFI module.

4G, 5G or WiFi is a wireless transmission technology which is widely applied at present and is easy to develop and use.

The device comprises a controller, and further comprises an audio input module, an audio output module and a display module, wherein the audio input module, the audio output module and the display module are all electrically connected with the controller, and the controller is used for controlling the display module to display equipment running information.

The running state of the system is output through the audio output and display module, and operation is convenient for a user.

Drawings

Fig. 1 is a structural frame diagram of an embodiment of the multimedia control apparatus of the present invention;

fig. 2 is a circuit diagram of a 12V power module in an embodiment of the multimedia control apparatus of the present invention;

fig. 3 is a circuit diagram of a 5V power module in an embodiment of the multimedia control apparatus of the present invention;

fig. 4 is a circuit diagram of a 3.3V power module in an embodiment of the multimedia control apparatus of the present invention;

fig. 5 is a circuit diagram of an RTC clock module in an embodiment of the multimedia control apparatus of the present invention;

fig. 6 is a wiring diagram of a controller pin in an embodiment of the multimedia control apparatus of the present invention;

fig. 7 is another wiring diagram of the controller pin in the embodiment of the multimedia control apparatus of the present invention;

fig. 8 is a circuit diagram of an ethernet module in an embodiment of the multimedia control apparatus of the present invention;

fig. 9 is a circuit diagram of an SDI input module according to an embodiment of the present invention;

fig. 10 is a circuit diagram of an HDMI input module in an embodiment of the multimedia control apparatus of the present invention;

fig. 11 is a circuit diagram of a USB module in an embodiment of the multimedia control apparatus of the present invention;

fig. 12 is a circuit diagram of a memory module in an embodiment of the multimedia control apparatus of the present invention.

Detailed Description

The following is further detailed by way of specific embodiments:

example one

As shown in fig. 1 to 12, the multimedia control apparatus of the present embodiment includes a power module, a clock module, a controller, a multimedia input module, a multimedia output module, a secondary encoding module, a storage module, a control input module, an audio output module, and a display module.

The controller is electrically connected with the multimedia input module, the multimedia output module, the secondary coding module, the storage module, the control input module, the audio output module and the display module;

the controller is used for controlling the secondary encoding module to carry out secondary encoding on the multimedia data input by the multimedia input module, and is also used for controlling the multimedia output module to output the multimedia data subjected to secondary encoding; the controller is also used for adjusting the operating parameters of the multimedia input module, the multimedia output module and the secondary coding module according to the signals input by the control input module. The controller is used for controlling the display module to display the equipment operation information.

In this embodiment, the multimedia input module includes an HDMI input module, an SDI input module, and a network input/output module; the multimedia output module comprises an HDMI output module. In this embodiment, in order to realize the input and the output of multichannel video multimedia signal, HDMI input module, SDI input module, network input output module and HDMI output module all are equipped with a plurality ofly, and the controller selects corresponding input source and output according to the control signal that control input module input, in this embodiment, sets up two HDMI input modules, is 4K input all the way, and another way is 1080P input, sets up two way HDMI output module, is 4K output all the way.

In this embodiment, still include the wireless adapter of USB module and HDMI, the USB module includes USB2.0 module and USB3.0 module, in this application, sets up 4 USB2.0 modules and 1 USB3.0 module altogether for data transmission and power supply output. The USB2.0 module includes a circuit with a GL850AUSB hub chip as a core, and the specific circuit thereof is shown in fig. 11.

In this embodiment, the HDMI wireless adapter is electrically connected to the 1080P input HDMI input module, and the HDMI wireless adapter inputs multimedia data to the controller through the HDMI input module, thereby implementing wireless video transmission. The circuits of the HDMI input module and the SDI input module are shown in fig. 9 and 10.

In this embodiment, the power module includes a 5V power module, a 3.3V power module, and a 12V power module, corresponding circuits are shown in fig. 2, fig. 3, and fig. 4, the clock module is an RTC clock module formed by a PCF8563 chip and related peripheral circuits, and a specific circuit is shown in fig. 5. The storage module is a hard disk storage module, and is connected with the controller through an SATA interface, a specific interface circuit is as shown in fig. 12, the controller is a haisi HI3531D, a secondary encoding module, a PCIE controller, an SATA controller, and the like are integrated therein, and pins of the controller and the modules are wired as shown in fig. 6 and 7. The network input/output module adopts a gigabit ethernet module, specifically a gigabit ethernet circuit module with an RTL8111F chip as a core, and a specific circuit is shown in fig. 8.

Example two

The difference between this embodiment and the first embodiment is that in this embodiment, the apparatus further includes an extended interface module, where the extended interface module is electrically connected to the controller, and the extended interface module is a PCIE interface. The PCIE interface is connected with a wireless data transmission module, and the wireless data transmission module is electrically connected with the controller through the PCIE interface. The wireless data transmission module comprises one or more of a 4G network communication module, a 5G network communication module and a WIFI module. In this embodiment, the wireless data transmission module adopts a 5G network communication module.

The above are only embodiments of the present invention, and the present invention is not limited to the field related to this embodiment, and the common general knowledge of the known specific structures and characteristics in the scheme is not described too much, and those skilled in the art know the common technical knowledge in the technical field of the present invention before the application date or the priority date, can know all the prior art in this field, and have the ability to apply the conventional experimental means before this date, and those skilled in the art can combine their own ability to perfect and implement the scheme, and some typical known structures or known methods should not become the obstacles for those skilled in the art to implement the present application. It should be noted that, for those skilled in the art, without departing from the structure of the present invention, several modifications and improvements can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent. The scope of the claims of the present application shall be determined by the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.

Claims

1. Multimedia control apparatus, characterized by: the device comprises a controller, a multimedia input module, a multimedia output module, a secondary coding module, a storage module and a control input module;

2. The multimedia control apparatus of claim 1, wherein: the multimedia input module comprises an HDMI input module, an SDI input module and a network input/output module; the multimedia output module comprises an HDMI output module.

3. The multimedia control apparatus according to claim 2, characterized in that: the USB module comprises a USB2.0 module and a USB3.0 module.

4. The multimedia control apparatus of claim 3, wherein: the HDMI input module, the SDI input module, the network input and output module and the HDMI output module are all provided with a plurality of.

5. The multimedia control apparatus of claim 4, wherein: still include the HDMI wireless adapter, the HDMI wireless adapter is connected with HDMI input module electricity.

6. The multimedia control apparatus of claim 5, wherein: the expansion interface module is electrically connected with the controller.

7. The multimedia control apparatus of claim 6, wherein: the expansion interface module is a PCIE interface.

8. The multimedia control apparatus of claim 7, wherein: the wireless data transmission module is electrically connected with the controller through the expansion interface.

9. The multimedia control apparatus of claim 8, wherein: the wireless data transmission module comprises one or more of a 4G network communication module, a 5G network communication module and a WIFI module.

10. The multimedia control apparatus of claim 9, wherein: the intelligent control system is characterized by further comprising an audio input module, an audio output module and a display module, wherein the audio input module, the audio output module and the display module are all electrically connected with the controller, and the controller is used for controlling the display module to display equipment running information.