CN202907076U - Multimedia transmission system - Google Patents
Multimedia transmission system Download PDFInfo
- Publication number
- CN202907076U CN202907076U CN201220479270.1U CN201220479270U CN202907076U CN 202907076 U CN202907076 U CN 202907076U CN 201220479270 U CN201220479270 U CN 201220479270U CN 202907076 U CN202907076 U CN 202907076U
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- multimedia
- mobile phone
- smart mobile
- hdmi
- player
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Abstract
The utility model discloses a multimedia transmission system which comprises the following components: a conversion module which is connected with a smart mobile phone, is used for receiving output of the smart phone and converts the received multimedia format to HDMI format; a wireless transmission module which is connected with the conversion module, is used for converting the read HDMI-format multimedia to WHDI-format multimedia and transmits WHDI-format multimedia; and a wireless receiving module which is connected with a player, is used for receiving the WHDI-format multimedia and converts the WHDI-format multimedia to the HDMI-format multimedia for outputting to the player for playing. According to the technical solution for the multimedia transmission system provided by the utility model, the player can be used for playing high-definition multimedia files in the smart mobile phone, and the user experience is improved. Furthermore, selection of a corresponding conversion module is required for aiming at different smart mobile phones. No change for the smart mobile phone or player is required and the cost is reduced.
Description
Technical field
The utility model relates to field of video transmission, relates in particular to a kind of multi-media transmission system.
Background technology
Along with the development of smart mobile phone, although present smart mobile phone can play multimedia, because being subjected to the restriction of its screen size, can not make the user enjoy well the good experience that video brings.In addition, there is high definition player in present most of families, and therefore, people urgently wish the content of multimedia in the mobile phone is play in player, experience to improve the user.
The utility model content
The technical problems to be solved in the utility model is, the defective that content of multimedia in the mobile phone can not be play in player for the above-mentioned prior art of prior art, a kind of multi-media transmission system is provided, the content of multimedia in the smart mobile phone can be play in player.
The technical scheme that its technical problem that solves the utility model adopts is: construct a kind of multi-media transmission system, be used for multimedia transmission with smart mobile phone to player, described multi-media transmission system comprises:
Be connected with smart mobile phone, and be used for receiving the multimedia of smart mobile phone output, and the multimedia form that receives is converted to the modular converter of HDMI form;
Be connected with described modular converter, and convert the multimedia of WHDI form to for the multimedia of the HDMI form that will read, and launch the multimedia wireless transmitter module of described WHDI form; And
Be connected with described player, and be used for receiving the multimedia of described WHDI form, and convert the multimedia of described WHDI form to the multimedia of HDMI form, the wireless receiving module of playing to export player to.
In multi-media transmission system of the present invention, described smart mobile phone is connected by data wire with described modular converter.
In multi-media transmission system of the present invention, described modular converter be connected wireless transmitter module and connect by the HDMI cable; Described wireless receiving module be connected player and connect by the HDMI cable.
In multi-media transmission system of the present invention, described modular converter also comprises processor and the HDMI interface that is connected, and described HDMI interface comprises:
The detection port that whether accesses for detection of smart mobile phone;
The mains switch port that is used for the power supply starting signal of reception user input;
Be used for to receive user's input to the code enabling signal to the code switch port.
In multi-media transmission system of the present invention, described HDMI interface also comprises:
The power supply indicator port that is used for the out-put supply index signal;
The video indicator light port that is used for output video transmission index signal.
Implement the technical solution of the utility model, at first in the smart mobile phone side, modular converter becomes the HDMI form with the multimedia format conversion in the smart mobile phone, and then wireless transmitter module converts the multimedia of HDMI form to the WHDI form, re-sends to the player side.The wireless receiving module of player side converts the multimedia of the WHDI form that receives to the HDMI form, then exports player to and plays.Therefore, can realize like this playing high-definition multimedia in the smart mobile phone with player, greatly improve user's experience.And, for different smart mobile phones, only need to select corresponding modular converter, and need not do any change to wireless transmitter module, smart mobile phone or player, so applicability is larger, also greatly provides cost savings.
Description of drawings
The utility model is described in further detail below in conjunction with drawings and Examples, in the accompanying drawing:
Fig. 1 is the logic diagram of the utility model multi-media transmission system embodiment one;
Fig. 2 is the circuit diagram of smart mobile phone and modular converter embodiment one in the utility model multi-media transmission system;
Fig. 3 is the flow chart of the utility model multimedia transmission embodiment one;
Fig. 4 is the flow chart of the utility model multimedia transmission embodiment two.
Embodiment
Content of multimedia in the smart mobile phone can't be transferred to the defective of playing in the player for prior art, the utility model is constructed a kind of multi-media transmission system, content of multimedia in the smart mobile phone can be transferred to player, player is such as being television set, projector etc.The logic diagram of the utility model multi-media transmission system embodiment one as shown in Figure 1, this multi-media transmission system comprises modular converter 10, wireless transmitter module 20 and wireless receiving module 30, wherein, modular converter 10 is connected by data wire with smart mobile phone, and data wire is definite by the brand of smart mobile phone, for example, if smart mobile phone is the Iphone mobile phone, then can pass through Port (dockconnector) and connect, if smart mobile phone is the Samsung mobile phone, then can connect by micro USB.And, this modular converter 10 is used for receiving the multimedia of smart mobile phone output, and converting the multimedia form that receives to the HDMI form, the multimedia form of smart mobile phone output can be DP (for example Iphone mobile phone), MHL (for example Samsung mobile phone).Wireless transmitter module 20 is connected with modular converter 10, for example, connects by the HDMI cable, and the multimedia that this wireless transmitter module 20 is used for the HDMI form that will read converts the multimedia of WHDI form to, and the multimedia of emission WHDI form.Working frequency range for example has: 5.15GHz-5.25GHz, 5.25GHz-5.35GHz, 5.47GHz-5.725GHz, 5.725GHz-5.850GHz, modulation system can adopt OFDM 16-QAM.Wireless receiving module 30 links to each other with player, and this wireless receiving module 30 is used for receiving the multimedia of WHDI form, and converts the multimedia of WHDI form the multimedia of HDMI form to, plays to export player to.
Implement this technical scheme, at first in the smart mobile phone side, modular converter becomes the HDMI form with the multimedia format conversion in the smart mobile phone, then wireless transmitter module converts the multimedia of HDMI form to the WHDI form again, re-send to the player side, wireless receiving module converts the multimedia of the WHDI form that receives to the HDMI form, then exports player to and plays.Therefore, can realize like this playing content of multimedia in the smart mobile phone with player, greatly improve user's experience.And, for different smart mobile phones, only need to select corresponding modular converter, and need not do any change to smart mobile phone or player, therefore also greatly provide cost savings.
Fig. 2 is the circuit diagram of smart mobile phone and modular converter embodiment one in the utility model multi-media transmission system, this modular converter comprises processor and the HDMI interface that is connected, compare with existing HDMI standard interface, HDMI interface among this embodiment also comprises: detection port (Iphone detect, present embodiment is take the Ipnone mobile phone as example), mains switch port (Power Button), to code switch port (Button), power supply indicator port (Power_LED), video indicator light port (Video_LED), network indicator light port (MAC_LED), reseting port (RST), I2C port (I2C), in addition, also reserve a road port.Wherein, detection port connects smart mobile phone, whether accesses modular converter for detection of smart mobile phone; The mains switch port can connect a mains switch (not shown), is used for receiving the power supply starting signal of user's input; Can connect a pair of code switch (not shown) to the code switch port, be used for to receive user's input to the code enabling signal, thereby the frequency of automatic search radio receiving transmitting module; The power supply indicator port can connect an indicator light, is used for the out-put supply index signal, powers with the indication power supply; Video indicator light port can connect an indicator light, is used for output video transmission index signal, transmits with instruction video.In addition, network indicator light port can connect an indicator light, and it is good to be used to indicate network connection.The I2C port is used for control information transmission, carries out initialization.
Fig. 3 is the flow chart of the utility model multimedia transmission embodiment one, and in conjunction with Fig. 1, this multimedia transmission comprises:
A. modular converter receives the multimedia of smart mobile phone output, and converts the multimedia form that receives to the HDMI form;
B. wireless transmitter module reads the multimedia of HDMI form, and converts the multimedia of the HDMI form that reads the multimedia of WHDI form to, and launches the multimedia of described WHDI form;
C. wireless receiving module receives the multimedia of described WHDI form, and converts the multimedia of described WHDI form the multimedia of HDMI form to, plays to export player to.
Fig. 4 is the flow chart of the utility model multimedia transmission embodiment two, and the multimedia transmission of this embodiment is compared embodiment shown in Figure 3, and difference only is also to comprise before steps A:
D. whether modular converter detects smart mobile phone and accesses, if, execution in step G then, if not, execution in step E then;
G. smart mobile phone authenticates modular converter, passes through if authenticate, then execution in step F; If authentication can't pass then standby.
F. smart mobile phone reads EDID information from modular converter, and determines to the multimedia form of modular converter output, then execution in step A;
Whether E. modular converter is waited for Preset Time, for example, 3 minutes, again detect smart mobile phone and access, if then carry out next step; If not, then standby.
In a preferred embodiment of the utility model multimedia transmission, before step D, also comprise:
Modular converter is opened the working power of processor behind the signal of the startup that receives user input;
The power initiation of processor Control peripheral circuit;
Carry out initialization.
The above is preferred embodiment of the present utility model only, is not limited to the utility model, and for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any modification of doing, be equal to replacement, improvement etc., all should be included within the claim scope of the present utility model.
Claims (5)
1. multi-media transmission system is used for multimedia transmission with smart mobile phone to player, it is characterized in that described multi-media transmission system comprises:
Be connected with smart mobile phone, and be used for receiving the multimedia of smart mobile phone output, and the multimedia form that receives is converted to the modular converter of HDMI form;
Be connected with described modular converter, and convert the multimedia of WHDI form to for the multimedia of the HDMI form that will read, and launch the multimedia wireless transmitter module of described WHDI form; And
Be connected with described player, and be used for receiving the multimedia of described WHDI form, and convert the multimedia of described WHDI form to the multimedia of HDMI form, the wireless receiving module of playing to export player to.
2. multi-media transmission system according to claim 1 is characterized in that, described smart mobile phone is connected by data wire with described modular converter.
3. multi-media transmission system according to claim 1 is characterized in that, described modular converter be connected wireless transmitter module and connect by the HDMI cable; Described wireless receiving module be connected player and connect by the HDMI cable.
4. multi-media transmission system according to claim 1 is characterized in that, described modular converter also comprises processor and the HDMI interface that is connected, and described HDMI interface comprises:
The detection port that whether accesses for detection of smart mobile phone;
The mains switch port that is used for the power supply starting signal of reception user input;
Be used for to receive user's input to the code enabling signal to the code switch port.
5. multi-media transmission system according to claim 4 is characterized in that, described HDMI interface also comprises:
The power supply indicator port that is used for the out-put supply index signal;
The video indicator light port that is used for output video transmission index signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220479270.1U CN202907076U (en) | 2012-09-19 | 2012-09-19 | Multimedia transmission system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220479270.1U CN202907076U (en) | 2012-09-19 | 2012-09-19 | Multimedia transmission system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202907076U true CN202907076U (en) | 2013-04-24 |
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ID=48127689
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201220479270.1U Expired - Lifetime CN202907076U (en) | 2012-09-19 | 2012-09-19 | Multimedia transmission system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202907076U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104702911A (en) * | 2014-11-24 | 2015-06-10 | 段然 | Wearable video device real-time wireless transmission method |
| CN106134210A (en) * | 2014-03-24 | 2016-11-16 | Lg电子株式会社 | HDMI is utilized to carry out the apparatus and method of data transmission and reception |
-
2012
- 2012-09-19 CN CN201220479270.1U patent/CN202907076U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106134210A (en) * | 2014-03-24 | 2016-11-16 | Lg电子株式会社 | HDMI is utilized to carry out the apparatus and method of data transmission and reception |
| CN106134210B (en) * | 2014-03-24 | 2019-04-16 | Lg电子株式会社 | The device and method for carrying out data transmission and reception using HDMI |
| CN104702911A (en) * | 2014-11-24 | 2015-06-10 | 段然 | Wearable video device real-time wireless transmission method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130424 |