CN205142391U - Take HDMI signal converter of connecting wire - Google Patents
Take HDMI signal converter of connecting wire Download PDFInfo
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- CN205142391U CN205142391U CN201520584179.XU CN201520584179U CN205142391U CN 205142391 U CN205142391 U CN 205142391U CN 201520584179 U CN201520584179 U CN 201520584179U CN 205142391 U CN205142391 U CN 205142391U
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Abstract
The utility model discloses a take HDMI signal converter of connecting wire, include: the public head of type -C connector is with the type -C interface phase -match of host computer for receive host sends's bus data, a conversion module, with the public head of type -C connector is connected, is used for realizing following the bus data of the public head output of type -C connector changes to displayPort (DP) interface signals, the 2nd conversion module, with a conversion module connects, is used for realizing following DP interface signals to the HDMI signal conversion of conversion module output, the multi -media plug for connect multimedia devices, will the HDMI signal transmission of the 2nd conversion module output arrives multimedia devices. The utility model discloses can convert bus data into the HDMI signal, solve and disposed the host computer of type -C interface and multi -media high definition display device data transmission's compatibility problem.
Description
Technical field
The utility model relates to signal conversion and treatment technology, is specifically related to a kind of HDMI signal converter with connecting line.
Background technology
USB association has issued the brand-new interface type Type-C of USB on August 11st, 2014, its full name is USBType-C interface, and this interface uses successively by electronic product from now on, such as at mobile phone, panel computer, on the electronic equipments such as PC computer.Along with the issue of apple all new generation Macbook notebook computer, solving the insertion occurred since USB interface occurs needs to distinguish directionality problem, and this novel interface becomes that people all know.It both can serve as USB interface, also can as the multiple interfaces such as video frequency output and power supply, and small and exquisite Type-C collection charging, transfer of data and video frequency output and the whole body, solve current mobile phone, panel computer etc. do not have the defect of direct extending video port.Due to the many merits of this new interface, this novel interface will be widelyd popularize on computer, flat board, mobile phone.
Along with the pursuit that people live to high-quality, the video product of household electrical appliance is constantly updated and is regenerated, the high definition display device great majority that family or individual use are HDMI signal, and use the electronic equipments such as the computer of above-mentioned novel USBType-C interface, flat board or mobile phone cannot with these high definition display devices with the use of.Given this, the compatibility issue of the main frame being configured with Type-C interface and multimedia high definition display device transfer of data is necessary to solve.
Utility model content
Technical problem to be solved in the utility model is: propose a kind of can realization and be configured with the main frame of Type-C interface and the solution of multimedia high definition display device transfer of data compatibility.
The utility model solves the problems of the technologies described above adopted technical scheme: a kind of HDMI signal converter with connecting line, comprising:
Type-C connector male head, matches with the Type-C interface of main frame, for the bus data that Receiving Host sends;
First modular converter, is connected with described Type-C connector male head, changes to DP interface signal for the bus data realizing exporting from described Type-C connector male head;
Second modular converter, is connected with described first modular converter, changes to HDMI signal for the DP interface signal realizing exporting from described first modular converter;
Multimedia plug, for connecting multimedia device, the HDMI Signal transmissions exported by described second modular converter is to described multimedia equipment.
Further, described first modular converter comprises:
Primary link passage, for transmitting the bus data that described Type-C connector male head sends;
Auxiliary modular converter, for matching with described primary link passage, is converted to DP interface signal by the bus data that described Type-C connector male head exports.
Further, described auxiliary modular converter comprises:
USB notice board device, is connected with described Type-C connector male head, identifies whether external multimedia equipment is video class equipment, and definition result is sent to described main frame by described Type-C connector male head for defining; And main frame arranges Type-C port operate in switch mode according to definition result; And monitor the running status of external electronic device;
Collocation channel controller, is connected with described Type-C connector male head, described USB notice board device, for and the recognition result that according to described USB notice board device produce mutual with main frame, carries out hot-swappable detection, and produce HPD signal to outside multimedia equipment;
AUX switch, is connected with described Type-C connector male head, described collocation channel controller, under controlling at described collocation channel controller, export the positive negative signal of AUX.
Further, described auxiliary modular converter is connected with DisplayPort interface signal output, for receiving the described auxiliary HPD signal of modular converter output and the bus data of the positive negative signal of described AUX and described primary link passage.
Further, described second modular converter also includes equalizer, and described equalizer is used for carrying out amplitude or phase compensation to the bus data in described primary link passage.
Further, described equalizer is frequency-domain equalizer or time-domain equalizer.
Further, described Type-C connector male head is connected with described first modular converter by connection cable.
Further, comprise a circuit board, described first modular converter, described second modular converter and described multimedia plug are electrically connected on described circuit board.
Further, also comprise a housing, coated described circuit board, described first modular converter, described second modular converter and described multimedia plug.
Further, described first modular converter also comprises power module, described power module configuration Vbus and Vconn.
Further, described power module comprises DC-DC converter.
Further, described second modular converter also comprises microprocessor, for performing the order of peripheral interface memory.
Further, described multimedia plug is by transmission cable connecting multimedia device.
HPD compared with prior art, the beneficial effects of the utility model are: by arranging the first modular converter, the high-speed data that the main frame being configured with Type-C interface exports is converted into DP interface signal, then the DP signal exported by the first modular converter by the second modular converter is converted to HDMI signal, solve the compatibility issue of main frame and the multimedia high definition display device transfer of data being configured with Type-C interface, achieve high speed data transfer and the video frequency output of the main frame being configured with Type-C interface.
Accompanying drawing explanation
Fig. 1 is the utility model HDMI signal converter structure chart;
Fig. 2 is the structure chart of the first modular converter in the utility model one embodiment;
Fig. 3 is auxiliary modular converter structure chart in another embodiment of the utility model;
Fig. 4 is the utility model HDMI signal converter structural principle block diagram;
Fig. 5 is the utility model HDMI signal converter front view;
Fig. 6 a is the utility model HDMI signal converter Type-C connector male head used port figure;
Fig. 6 b is the utility model HDMI signal converter multimedia splice port figure;
Fig. 7 is the utility model HDMI signal converter stereogram.
Embodiment
For enabling the purpose of this utility model, feature and advantage more become apparent, and are described in detail embodiment of the present utility model below in conjunction with accompanying drawing.
The major companies such as USB3.1 Shi You Intel combine the up-to-date USB specification of initiation, the hub of its compatible existing USB software stack and device protocol, 5Gbps and equipment, USB2.0 product.It uses a more efficient data encording system, and message transmission rate promotes can to speed 10Gbps, completely can backward compatible existing USB connector and cable.USB3.1 has three kinds of connecting interfaces, is respectively Type-A, Type-B and Type-C.The Type-A of standard is current most widely used interface mode, Type-B is mainly used in smart mobile phone and dull and stereotyped apparatus such as computer, the Type-C of new definition is mainly towards more frivolous, more very thin equipment: it significantly reduces entity appearance, is more suitable for for short and small frivolous handheld apparatus.
The features such as the multi-media signal of high-definition multimedia device transmission has that data volume is huge, data type is many, gap input and output that are large and multi-medium data are complicated between data type.Traditional data acquisition coded representation, data volume is also little.But multi-medium data amount is huge, such as: the photochrome of a width 640*480 resolution, 256 kinds of colors, memory space wants 0.3MB; The sound of CD quality dual track, memory space wants 1.4MB per second.Multi-medium data comprises the various ways such as figure, image, sound, text and animation, even if belong to same class image, also also has dividing of black and white, colour, high-resolution, low resolution.Between data type, gap is mainly manifested in greatly: the memory space difference of (1) different media is large; (2) dissimilar media due to content different with form, corresponding Content Management, processing method and means of interpretation are also different; (3) time-base media of sound and dynamic image video is very different with the Information Organization method be based upon on spatial data infrastructure.In addition, the input mode of multi-medium data is divided into two kinds: i.e. multichannel asynchronous system and multi-channel synchronous mode.Multichannel asynchronous system is mode more popular at present, and it refers to when passage, time are not identical, inputs various media data and stores, finally showing on different devices by synthetic effect.Input medium data while that multi-channel synchronous mode referring to also store, and finally show on different devices by synthetic effect, because the equipment related to is more, therefore export also comparatively complicated.
DisplayPort interface supports the public cable transmission of audio & video signal, corresponding multiple high-quality digital audio.DisplayPort standard adopts the embedded structure all the time of lower operating voltage, and then decreases electromagnetic interference the colleague improving compatibility.On the other hand, it adopts micro-package framework, and DisplayPort can provide the bandwidth up to 10.8Gb/s.DisplayPort also can support the color depth of the resolution such as WQXGA+, QXGA and 30/36bit, sufficient Bandwidth guaranteed from now on large-sized display devices for more high-resolution demand.
The utility model, for the compatibility issue of the main frame and multimedia high definition display device transfer of data that are configured with Type-C interface, proposes a kind of HDMI signal converter with connecting line.Overall thought of the present utility model is as shown in Figure 1: first convert by the high speed transmission data that Type-C connector male head 1 exports the main frame being configured with Type-C interface to DP signal by the first modular converter 2, wherein Type-C connector male head 1 matches with the Type-C interface of main frame, for receiving the bus data that described main frame sends; Then by the second modular converter 3 of connection first modular converter 2, convert the DP signal that the first modular converter 2 exports to HDMI signal, the HDMI signal that second modular converter 3 exports is by multimedia plug 4, transmission cable is connected to multi-media display device, and the data realizing being configured with the Host Transfer of Type-C interface are showing video in media display devices.In this particular embodiment, the main frame being configured with Type-C interface can be there is the mobile phone of Type-C interface at present, panel computer or computer etc. have computing, the electronic equipment of process or memory function.
Be illustrated in figure 2 the first modular converter 2 structure chart, this first modular converter 2 comprises auxiliary modular converter 20 and primary link passage 21.Primary link passage 21, connects described Type-C connector male head 1, for transmitting the bus data that described Type-C connector male head 1 sends.Auxiliary modular converter 20, connecting described Type-C connector male head 1, for matching with described primary link passage 21, the bus data that described Type-C connector male head 1 exports being converted to DP interface signal.
Be illustrated in figure 3 auxiliary modular converter 20 structure chart of the present utility model, comprise: USB notice board device 201, be connected with Type-C connector male head 1, for defining the classification identifying external equipment, when External Access Equipment is multimedia class equipment, makes Type-C port operate in switch mode (AltemateMode) and monitor the running status of external electronic device; Collocation channel controller 202, be connected with Type-C connector male head 1, USB notice board device 201, for receiving the identification signal that USB notice board device 201 produces, identifying the plug state of outside access multimedia video apparatus, producing hot plug and detect identification signal; AUX switch 203, is connected with Type-C connector male head 1, collocation channel controller 202, under controlling at collocation channel controller 202, export the positive negative signal of AUX.In another embodiment, auxiliary mode modular converter 20 also comprises power module 204, and power module 204 configures Vbus and Vconn, wherein Vbus is usb bus power supply, Vconn is the voltage on Type-C connector male head 1 on B5 pin position, independent of Vbus, is fixed as 5V in this particular embodiment.In another embodiment, as optimization of the present utility model, power module comprises DC-DC converter, and the voltage of power module is set to 3.3V, can other associated voltage needed for other modules through relevant voltage changing module.
It should be noted that, in the present embodiment, DP interface signal comprises the bus data of primary link channel transfer, HPD signal and the positive negative signal of AUX.In the first modular converter 2, arrange DisplayPort interface signal output 22 in another embodiment, bus data transmits in the primary link passage connecting Type-C connector male head 1 and DisplayPort interface signal end 22.HPD signal and the positive negative signal of AUX produce by assisting modular converter 20, Fig. 4 is the utility model HDMI signal converter structure principle chart, its detailed process is: USB notice board device 201 has the function of definition external equipment classification, when this product is connected to main frame, USB notice board device 201 produces identification signal and transfers to the electronic equipment main frame such as computer or mobile phone being configured with Type-C interface through D+/D-data wire through Type-C connector male head 1, main frame is linked up by agreement, the product allowing the identification of electronic equipment main frame insert is the product of video class, this Type-C port of main frame is allowed to operate in switch mode, this identification signal is also passed through I by USB notice board device 201 simultaneously
2c bus transfer is to collocation channel controller 202, on the other hand, collocation channel controller 202 processes the plug identification of outside high-definition multimedia equipment, undertaken identifying by hot plug detecting (HPD) and by the HPD signal of generation by uploading to electronic equipment main frame, outside recognizing for main frame, have the insertion such as high-clear display, TV multimedia equipment.The AUX switch 203 be connected with Type-C connector male head 1, exports the positive negative signal of AUX under the control of signal configures channel controller 202.The data connection signals produced in said process, HPD signal and the positive negative signal of AUX and jointly form DP interface signal at DisplayPort interface signal output 22 with the bus data in primary link passage 21.
It should be noted that, the noise that high-speed data inevitably can produce signal attenuation or time delay and be introduced by system in transmission process, these factors above all can cause high-speed data noise to increase or distorted signals.Therefore, we arrange equalizer in the second modular converter 3.In one embodiment, adopt frequency-domain equalizer, utilize the frequency characteristic of tunable filter to make up amplitude-frequency characteristic and the group delay property of actual channel, the resultant frequency characteristic of the whole system comprising equalizer is met without intersymbol interference transmission conditions.In another embodiment, adopt time-domain equalizer, directly consider from angle time response, the impulse response of the whole transmission system comprising equalizer is met without intersymbol interference condition.After the process of equalizer, the high-speed data exported by Type-C connector male head 1 is compensated at frequency domain or time domain.
Type-C connector male head is connected with the first modular converter by connection cable after a circuit board, it should be noted that, in the application of reality, Type-C connector male head 1 is electrically connected on circuit board with one end of connection cable.Further, as optimization of the present utility model, as shown in Figure 5, also comprise a housing, play a protective role.This housing coating circuit plate, Type-C connector male head 1, the Type-C connector male head 1 wherein shown in Fig. 6 a protrudes out outside described housing for connecting the Type-C interface female of electronic equipment main frame.
Second modular converter 3 can adopt signal processing chip DP signal being converted to HDMI signal.Further, it should be noted that, the first modular converter 2, second modular converter 3 and described multimedia plug 4 are electrically connected on another circuit board.Be illustrated in figure 7 stereogram of the present utility model; outer surface comprises same housing, this second circuit board coated, the first modular converter 2, second modular converter 3 and described multimedia plug 4, as shown in Figure 6 b; after this protective housing is coated, only can see the port of multimedia plug 4.In addition, the operating voltage of the first modular converter 2 is traditionally arranged to be other associated voltage needed for the modules such as 3.3V, and the operating voltage of the second modular converter 3 is traditionally arranged to be other associated voltage needed for the modules such as 5V.Therefore between the first modular converter 2 and the second modular converter 3, also booster circuit should be had.And connected by PCB cabling between two modular converters.Further, multimedia plug, by transmission cable connecting multimedia device, adds the flexibility of this products application.
The above embodiment is only that protection of the present utility model is not limited thereto in order to absolutely prove the preferred embodiment that the utility model is lifted.Equivalent alternative, the conversion that those skilled in the art do on the utility model basis, all within protection range of the present utility model.
Claims (13)
1. the HDMI signal converter with connecting line, is characterized in that, comprise,
Type-C connector male head, matches with the Type-C interface of main frame, for the bus data that Receiving Host sends;
First modular converter, is connected with described Type-C connector male head, changes to DP interface signal for the bus data realizing exporting from described Type-C connector male head;
Second modular converter, is connected with described first modular converter, changes to HDMI signal for the DP interface signal realizing exporting from described first modular converter;
Multimedia plug, for connecting multimedia device, the HDMI Signal transmissions exported by described second modular converter is to described multimedia equipment.
2. the HDMI signal converter as claimed in claim 1 with connecting line, is characterized in that, described first modular converter comprises:
Primary link passage, for transmitting the bus data that described Type-C connector male head sends;
Auxiliary modular converter, for matching with described primary link passage, is converted to DP interface signal by the bus data that described Type-C connector male head exports.
3. the HDMI signal converter as claimed in claim 2 with connecting line, is characterized in that, described auxiliary modular converter comprises:
USB notice board device, is connected with described Type-C connector male head, identifies whether external multimedia equipment is video class equipment, and definition result is sent to described main frame by described Type-C connector male head for defining; And main frame arranges Type-C port operate in switch mode according to definition result; And monitor the running status of external electronic device;
Collocation channel controller, is connected with described Type-C connector male head, described USB notice board device, for and the recognition result that according to described USB notice board device produce mutual with main frame, carries out hot-swappable detection, and produce HPD signal to outside multimedia equipment;
AUX switch, is connected with described Type-C connector male head, described collocation channel controller, under controlling at described collocation channel controller, export the positive negative signal of AUX.
4. the HDMI signal converter as claimed in claim 3 with connecting line, it is characterized in that, described auxiliary modular converter is connected with DisplayPort interface signal output, for receiving the described auxiliary HPD signal of modular converter output and the bus data of the positive negative signal of described AUX and described primary link passage.
5. the HDMI signal converter as claimed in claim 2 with connecting line, is characterized in that, described second modular converter also includes equalizer, and described equalizer is used for carrying out amplitude or phase compensation to the bus data in described primary link passage.
6. the HDMI signal converter as claimed in claim 5 with connecting line, is characterized in that, described equalizer is frequency-domain equalizer or time-domain equalizer.
7. the HDMI signal converter as claimed in claim 1 with connecting line, is characterized in that, described Type-C connector male head is connected with described first modular converter by connection cable.
8. the HDMI signal converter as claimed in claim 1 with connecting line, is characterized in that, comprises a circuit board, and described first modular converter, described second modular converter and described multimedia plug are electrically connected on described circuit board.
9. the HDMI signal converter as claimed in claim 8 with connecting line, is characterized in that, also comprises a housing, coated described circuit board, described first modular converter, described second modular converter and described multimedia plug.
10. the HDMI signal converter as claimed in claim 2 with connecting line, is characterized in that, described first modular converter also comprises power module, described power module configuration Vbus and Vconn.
11. HDMI signal converters as claimed in claim 10 with connecting line, it is characterized in that, described power module comprises DC-DC converter.
12. HDMI signal converters as claimed in claim 11 with connecting line, it is characterized in that, described second modular converter also comprises microprocessor, for performing the order of peripheral interface memory.
13. HDMI signal converters as claimed in claim 1 with connecting line, is characterized in that, described multimedia plug is by transmission cable connecting multimedia device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520584179.XU CN205142391U (en) | 2015-08-05 | 2015-08-05 | Take HDMI signal converter of connecting wire |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520584179.XU CN205142391U (en) | 2015-08-05 | 2015-08-05 | Take HDMI signal converter of connecting wire |
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| CN205142391U true CN205142391U (en) | 2016-04-06 |
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| CN201520584179.XU Expired - Fee Related CN205142391U (en) | 2015-08-05 | 2015-08-05 | Take HDMI signal converter of connecting wire |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105898251A (en) * | 2016-04-28 | 2016-08-24 | 王东 | Photoelectric hybrid transmission device integrating DP/USB3.1/HDMI/PD functions and implemented through TYPE C interface, and conversion method |
| CN106815160A (en) * | 2016-12-09 | 2017-06-09 | 硅谷数模半导体（北京）有限公司 | Notice board implementation method and notice board realize device |
| CN107306000A (en) * | 2016-04-22 | 2017-10-31 | 深圳市中兴微电子技术有限公司 | A kind of method and apparatus of interface configuration |
| CN110069268A (en) * | 2019-03-19 | 2019-07-30 | 南京巨鲨显示科技有限公司 | A kind of display and its method for upgrading software |
| TWI684129B (en) * | 2018-01-12 | 2020-02-01 | 大陸商龍迅半導體（合肥）股份有限公司 | A software upgrading method, system and an active dp cable |
| WO2020093673A1 (en) * | 2018-11-08 | 2020-05-14 | 深圳市维创晶彩科技有限公司 | Touch display device |
| CN111324561A (en) * | 2020-02-19 | 2020-06-23 | 上海龙旗科技股份有限公司 | USBType C docking station |
| CN114546919A (en) * | 2022-02-17 | 2022-05-27 | 联想开天科技有限公司 | Electronic equipment and multimedia data transmission method |
-
2015
- 2015-08-05 CN CN201520584179.XU patent/CN205142391U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107306000A (en) * | 2016-04-22 | 2017-10-31 | 深圳市中兴微电子技术有限公司 | A kind of method and apparatus of interface configuration |
| CN105898251A (en) * | 2016-04-28 | 2016-08-24 | 王东 | Photoelectric hybrid transmission device integrating DP/USB3.1/HDMI/PD functions and implemented through TYPE C interface, and conversion method |
| CN106815160A (en) * | 2016-12-09 | 2017-06-09 | 硅谷数模半导体（北京）有限公司 | Notice board implementation method and notice board realize device |
| TWI684129B (en) * | 2018-01-12 | 2020-02-01 | 大陸商龍迅半導體（合肥）股份有限公司 | A software upgrading method, system and an active dp cable |
| WO2020093673A1 (en) * | 2018-11-08 | 2020-05-14 | 深圳市维创晶彩科技有限公司 | Touch display device |
| CN110069268A (en) * | 2019-03-19 | 2019-07-30 | 南京巨鲨显示科技有限公司 | A kind of display and its method for upgrading software |
| CN111324561A (en) * | 2020-02-19 | 2020-06-23 | 上海龙旗科技股份有限公司 | USBType C docking station |
| CN111324561B (en) * | 2020-02-19 | 2021-07-16 | 上海龙旗科技股份有限公司 | USBType C docking station |
| CN114546919A (en) * | 2022-02-17 | 2022-05-27 | 联想开天科技有限公司 | Electronic equipment and multimedia data transmission method |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160406 Termination date: 20180805 |
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| CF01 | Termination of patent right due to non-payment of annual fee |