CN204287706U - With the smart mobile phone handheld projector of HDMI, MHL interface - Google Patents
With the smart mobile phone handheld projector of HDMI, MHL interface Download PDFInfo
- Publication number
- CN204287706U CN204287706U CN201420793491.5U CN201420793491U CN204287706U CN 204287706 U CN204287706 U CN 204287706U CN 201420793491 U CN201420793491 U CN 201420793491U CN 204287706 U CN204287706 U CN 204287706U
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- hdmi
- unit
- mhl
- mobile phone
- projection
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- Withdrawn - After Issue
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Abstract
The utility model relates to DLP field of projection display, be specifically related to be with HDMI, the smart mobile phone handheld projector of MHL interface, HDMI/MHL interface and HDMI/MHL automatically detect converting unit bidirectional data transfers and are connected, HDMI/MHL automatically detects converting unit and is connected with HDMI Signal reception conversion unit bidirectional data transfers, HDMI Signal reception conversion unit output terminal is connected with DLP projection drive unit input end, DLP projection drive unit output terminal is connected with ray machine module input end, projection power source drive unit is that ray machine module is powered, DLP projection drive unit, HDMI Signal reception conversion unit is all connected with MCU control unit bidirectional data transfers, power supply unit provides working power for HDMI/MHL interface.Its support of the utility model HDMI, MHL output interface, can carry out data communication with mobile phone and be connected, realize high-definition signal and receive Projection Display.
Description
Technical field
The utility model relates to DLP field of projection display, is specifically related to the smart mobile phone handheld projector being with HDMI, MHL interface.
Background technology
Past people carry out giving a lecture or meeting time, often can use lantern slide projection's machine, present image to amplify, to make beholder can watch image in certain distance, beholder can be incorporated in the middle of speech or meeting.In recent years, along with the development of digital technology and microelectric technique, digital light processing projector (hereinafter referred to as projection arrangement) replaces traditional lantern slide projection's machine gradually, form the main flow commodity in field for this reason, this kind of projection arrangement can through its connector and cable, be connected with other electronic installation (as: computing machine, DVD player, game machine etc.), to receive the image signal that electronic installation transmits.After projection arrangement receives image signal, just can wait calculation procedure via solution coding, and through its projection lens and projection source, project image, and by image projection to body surface, as: wall, cloth curtain etc., so that beholder and user view and admire.In addition, for meeting the audiovisual demand of user, also have part dealer can set up the assemblies such as sound equipment in projection arrangement, projection arrangement is made to possess the function exporting sound, when electronic installation transmits sound signal through cable to projection arrangement, the projection arrangement of this type just can play sound in the process of projection image simultaneously.
Along with frequentization and the variation of information interchange, need to carry out projection demand in much interim occasion, and the comparatively huge projector of certain installation site and angle that needs of volume then cannot meet this user demand.
Utility model content
In order to solve the problems of the technologies described above, consider again the development along with mobile communications network, mobile phone becomes universal popular product, for this reason, the utility model provide a kind of smart mobile phone handheld projector with HDMI, MHL interface, be the micro projection being applied to smart mobile phone.It supports HDMI, MHL output interface, convenient can carry out data communication with mobile phone and be connected, and realizes high-definition signal and receives, Projection Display.
In order to achieve the above object, the technical scheme that the utility model adopts is, a kind of band HDMI, the smart mobile phone handheld projector of MHL interface, comprise HDMI/MHL interface, HDMI/MHL detects converting unit automatically, HDMI Signal reception conversion unit, DLP projection drive unit, projection power source drive unit, ray machine module, MCU control unit and power supply unit, described HDMI/MHL interface and HDMI/MHL automatically detect converting unit bidirectional data transfers and are connected, described HDMI/MHL automatically detects converting unit and is connected with HDMI Signal reception conversion unit bidirectional data transfers, described HDMI Signal reception conversion unit output terminal is connected with DLP projection drive unit input end, described DLP projection drive unit output terminal is connected with ray machine module input end, described projection power source drive unit is that ray machine module is powered, described DLP projection drive unit, HDMI Signal reception conversion unit is all connected with MCU control unit bidirectional data transfers, described power supply unit provides working power for HDMI/MHL interface.
Further, also comprise touch pad, the output terminal of described touch pad and MCU control unit are electrically connected.
Further, also comprise LED indicator board, described MCU control unit output terminal and LED indicator board are electrically connected.
Further, described power supply unit comprises lithium polymer battery and battery charging management unit, the battery of described lithium polymer battery exports and be connected to HDMI/MHL interface after battery charging management unit, for the equipment such as outside mobile phone of HDMI/MHL interface provides power source charges.
The utility model is by adopting technique scheme, and compared with prior art, tool has the following advantages:
The utility model detects converting unit automatically by employing HDMI/MHL interface, HDMI/MHL, HDMI Signal reception conversion unit, DLP projection drive unit and MCU control unit, achieve smart mobile phone handheld projector, common smart mobile phone all can realize projecting anywhere or anytime by HDMI/MHL interface and the utility model, simple and convenient, practical.The utility model adopts HDMI/MHL automatically to detect converting unit, and automatically identify and detection of handset interface, it supports HDMI, MHL output interface, convenient can carry out data communication with mobile phone and be connected, and realizes high-definition signal and receives, Projection Display.
Accompanying drawing explanation
Fig. 1 is the electrical block diagram of embodiment of the present utility model.
Fig. 2 is the circuit configuration schematic diagram showing segment chip element of embodiment of the present utility model.
Embodiment
Now with embodiment, the utility model is further illustrated by reference to the accompanying drawings.
As a specific embodiment, as shown in Figure 1, one band HDMI of the present utility model, the smart mobile phone handheld projector of MHL interface, comprise HDMI/MHL interface, HDMI/MHL detects converting unit automatically, HDMI Signal reception conversion unit, DLP projection drive unit, projection power source drive unit, ray machine module, MCU control unit and power supply unit, described HDMI/MHL interface and HDMI/MHL automatically detect converting unit bidirectional data transfers and are connected, described HDMI/MHL automatically detects converting unit and is connected with HDMI Signal reception conversion unit bidirectional data transfers, described HDMI Signal reception conversion unit output terminal is connected with DLP projection drive unit input end, described DLP projection drive unit output terminal is connected with ray machine module input end, described projection power source drive unit is that ray machine module is powered, and return monitoring power supply signal, described DLP projection drive unit, HDMI Signal reception conversion unit is all connected with MCU control unit bidirectional data transfers, described power supply unit provides working power for HDMI/MHL interface.Driving that power supply unit is also MCU control unit, projection power source drive unit, FLASH memory, DDR storer, DLP project, HDMI Signal reception converting unit and MHL/HDMI automatically detect converting unit and provide working power.Described power supply unit provides working power to be the charging of mobile devices such as mobile phone for HDMI/MHL interface.Described battery charging management unit is that the battery charging and discharging of belt path management controls, and described power conversion unit is powered to each unit for exporting each road power supply.Described HDMI/MHL interface, can compatible with HDMI/MHL signal input, automatically detect converting unit through HDMI/MHL and automatically identify HDMI/MHL signal and carry out corresponding signal process.
In the present embodiment, also comprise touch pad, the output terminal of described touch pad and MCU control unit are electrically connected.
In the present embodiment, detect converting unit and be connected as HDMI/MHL input with automatic by an interface, automatic detection signal interface.
In the present embodiment, also comprise LED indicator board, described MCU control unit output terminal and LED indicator board are electrically connected.
In the present embodiment, described power supply unit comprises lithium polymer battery and battery charging management unit, the battery of described lithium polymer battery exports and be connected to HDMI/MHL interface after battery charging management unit, for the equipment such as outside mobile phone of HDMI/MHL interface provides power source charges.
Shown in figure 2, it is the circuit configuration schematic diagram showing segment chip original paper of embodiment, the exploitativeness of the present embodiment is described better, DLP projection drives as model is the chip of DPP2601, projection power source drive unit model is PAD100, ray machine module model is FLA3F, MCU controller model is STM8S105C6T6.
Principle of work of the present utility model: link HDMI/MHL input interface 1 by connecting line by mobile phone, signal is input to HDMI/MHL automatic detection unit 2, automatic identification input is HDMI signal or MHL signal, if HDMI signal is then directly by exporting HDMI signal after internal switch, if input is MHL signal, then needs this MHL signal to be converted to HDMI signal and export.The HDMI signal exported is input to HDMI Signal reception converting unit 3 again, and HDMI signal is converted to RGB888 signal format.DLP projection drive unit 4 receives RGB888 signal and through inter-process to drive the DMD of ray machine module 7.Projection power source drive unit 6 is used as the driving of the LED of ray machine module 7, so just can produce projection image.Projection can project metope or projection cloth.
Although specifically show in conjunction with preferred embodiment and describe the utility model; but those skilled in the art should be understood that; not departing from the spirit and scope of the present utility model that appended claims limits; can make a variety of changes the utility model in the form and details, be protection domain of the present utility model.
Claims (4)
1. a band HDMI, the smart mobile phone handheld projector of MHL interface, it is characterized in that: comprise HDMI/MHL interface, HDMI/MHL detects converting unit automatically, HDMI Signal reception conversion unit, DLP projection drive unit, projection power source drive unit, ray machine module, MCU control unit and power supply unit, described HDMI/MHL interface and HDMI/MHL automatically detect converting unit bidirectional data transfers and are connected, described HDMI/MHL automatically detects converting unit and is connected with HDMI Signal reception conversion unit bidirectional data transfers, described HDMI Signal reception conversion unit output terminal is connected with DLP projection drive unit input end, described DLP projection drive unit output terminal is connected with ray machine module input end, described projection power source drive unit is that ray machine module is powered, described DLP projection drive unit, HDMI Signal reception conversion unit is all connected with MCU control unit bidirectional data transfers, described power supply unit provides working power to be the charging of mobile devices such as mobile phone for HDMI/MHL interface,
Described battery charging management unit is that the battery charging and discharging of belt path management controls, and described power conversion unit is powered to each unit for exporting each road power supply.
2. a kind of smart mobile phone handheld projector with HDMI, MHL interface according to claim 1, it is characterized in that: also comprise touch pad, the output terminal of described touch pad and MCU control unit are electrically connected.
3. a kind of smart mobile phone handheld projector with HDMI, MHL interface according to claim 1, it is characterized in that: also comprise LED indicator board, described MCU control unit output terminal and LED indicator board are electrically connected.
4. a kind of smart mobile phone handheld projector with HDMI, MHL interface according to claim 1, it is characterized in that: described power supply unit comprises lithium polymer battery and battery charging management unit, the battery of described lithium polymer battery exports and be connected to HDMI/MHL interface after battery charging management unit, for the equipment such as outside mobile phone of HDMI/MHL interface provides power source charges.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420793491.5U CN204287706U (en) | 2014-12-16 | 2014-12-16 | With the smart mobile phone handheld projector of HDMI, MHL interface |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420793491.5U CN204287706U (en) | 2014-12-16 | 2014-12-16 | With the smart mobile phone handheld projector of HDMI, MHL interface |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204287706U true CN204287706U (en) | 2015-04-22 |
Family
ID=52870851
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420793491.5U Withdrawn - After Issue CN204287706U (en) | 2014-12-16 | 2014-12-16 | With the smart mobile phone handheld projector of HDMI, MHL interface |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204287706U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105120196A (en) * | 2015-08-20 | 2015-12-02 | 深圳泰科晶显科技有限公司 | HDMI bidirectional multiplex system and method |
| CN105245806A (en) * | 2015-10-30 | 2016-01-13 | 深圳市火乐科技发展有限公司 | Portable projector based on mobile interconnection |
-
2014
- 2014-12-16 CN CN201420793491.5U patent/CN204287706U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105120196A (en) * | 2015-08-20 | 2015-12-02 | 深圳泰科晶显科技有限公司 | HDMI bidirectional multiplex system and method |
| CN105120196B (en) * | 2015-08-20 | 2018-05-29 | 深圳泰科晶显科技有限公司 | A kind of two-way multiplex system of HDMI and method |
| CN105245806A (en) * | 2015-10-30 | 2016-01-13 | 深圳市火乐科技发展有限公司 | Portable projector based on mobile interconnection |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150422 Effective date of abandoning: 20160525 |
|
| C20 | Patent right or utility model deemed to be abandoned or is abandoned |