CN203896435U - Projector - Google Patents
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- Publication number
- CN203896435U CN203896435U CN201420212876.8U CN201420212876U CN203896435U CN 203896435 U CN203896435 U CN 203896435U CN 201420212876 U CN201420212876 U CN 201420212876U CN 203896435 U CN203896435 U CN 203896435U
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- CN
- China
- Prior art keywords
- chip
- control circuit
- dpp6401
- projecting apparatus
- infrared
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a projector comprising an optical machine panel arranged in the same casing, a PCB, for supporting Android intelligent operation system, connected with the optical machine panel and a wireless input apparatus matching on the outside of the casing. The optical machine panel comprises an infrared receiving circuit and a DPP6401 chip. The PCB, for supporting Android intelligent operation system comprises an infrared control circuit and an A20 chip. An output terminal of the infrared receiving circuit is connected with an input terminal of the DPP6401 chip and an input terminal of an infrared control circuit. An output terminal of the DPP6401 chip is connected with a control terminal of the infrared control circuit. An output terminal of the infrared control circuit is connected with the A20 chip. When the projector is being used, image projection can be performed without being accessed to image input of a computer and a DV and the like, moreover, two systems can be controlled by one remote control apparatus at the same time.
Description
Technical field
The utility model relates to shadow casting technique field, more particularly, relates to a kind of projecting apparatus.
Background technology
Projecting apparatus You Cheng projector, a kind ofly image or video can be projected to the equipment on curtain, output interface by equipment such as input interface and computer, digital versatile disc (DVD) player, Digital Video (DV) is connected, and the video of the equipment outputs such as computer, DVD player, DV, audio frequency, image etc. are projected on curtain.Projecting apparatus is widely used in family, office, school and public place of entertainment, projecting apparatus of the prior art generally only comprise ray machine plate, on ray machine plate, be provided with infrared receiving circuit, the infrared signal that directly receives the transmitting of outside remote control equipment by this infrared receiving circuit is carried out the operation of controlling projection instrument, and this projecting apparatus exists following defect:
(1) do not comprise the pcb board of supporting Android intelligent operating system, it needs just can carry out image projection by the image input of the equipment such as the external computer of data wire, DVD player, DV in use;
(2) need respectively to operate and control external image equipment and projecting apparatus by two different remote control equipments.
Utility model content
The technical problems to be solved in the utility model is, for not comprising the pcb board of supporting Android intelligent operating system in the projecting apparatus of prior art, need in use just can carry out projection by the impact input of the equipment such as the external computer of data wire, DVD player, DV, and need respectively to operate and control external image equipment and projecting apparatus by two different remote control equipments, and the remote control equipment of projecting apparatus self exists the defect at remote control dead angle, provide a kind of projecting apparatus.
The utility model solves the technical scheme that its technical problem adopts, construct a kind of projecting apparatus, comprise and be positioned at the ray machine plate of same housing, the PCB plate of the support Android intelligent operating system that is connected with described ray machine plate and be positioned at the supporting wireless input device of outside;
Described ray machine plate comprises infrared receiving circuit, DPP6401 chip, the PCB of described support Android intelligent operating system comprises infrared control circuit, A20 chip, the output of described infrared receiving circuit is connected with the input of described DPP6401 chip and the input of described infrared control circuit, the output of described DPP6401 chip is connected to the control end of described infrared control circuit, and the output of described infrared control circuit is connected to described A20 chip.
In projecting apparatus described in the utility model, described infrared control circuit comprises resistance R 1, diode D1, metal-oxide-semiconductor Q1, the grid of described metal-oxide-semiconductor Q1 is connected to the output of described DPP6401 chip, source electrode is connected to the output of described infrared receiving circuit, drain electrode is connected with the negative electrode of described diode D1, the anode of described diode D1 is connected to supply voltage by resistance, is also connected to the input of described A20 chip.
In projecting apparatus described in the utility model, the Wireless Keyboard that described wireless input device is 2.4G and/or wireless mouse.
In projecting apparatus described in the utility model, described projecting apparatus also comprises that, for the power module of voltage supplied is provided, described power module and described ray machine plate are electrical connected.
Implement the projecting apparatus that the utility model provides, there is following beneficial effect:
(1) projecting apparatus self that the utility model provides is provided with the pcb board of supporting Android intelligent operating system, in use need not external computer, the image input of the equipment such as DVD player, DV just can carry out image projection.
(2) infrared control circuit of the projector design that the utility model provides can make a remote control equipment control two systems simultaneously.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is described in further detail, in accompanying drawing:
Fig. 1 is the structural representation of the utility model embodiment;
Fig. 2 is the circuit diagram of infrared control circuit in the utility model embodiment.
Embodiment
For technical characterictic of the present utility model, object and effect being had more clearly, understand, now contrast accompanying drawing and describe embodiment of the present utility model in detail.
Shown in Figure 1, the utility model embodiment provides a kind of projecting apparatus, comprises and is positioned at the ray machine plate 1 of same housing, the pcb board 2 of the support Android intelligent operating system that is connected with ray machine plate 1 and be positioned at the supporting wireless input device of outside; Ray machine plate 1 comprises infrared receiving circuit 1a, DPP6401 chip 1b, support the PCB2 of Android intelligent operating system to comprise infrared control circuit 2a, A20 chip 2b, wherein, the output of infrared receiving circuit 1a is connected with the input of infrared control circuit 2a with the input of DPP6401 chip 1b, the output of DPP6401 chip 1b is connected to the control end of infrared control circuit 2a, and the output of infrared control circuit 2a is connected to A20 chip 2b.Wireless input device is Wireless Keyboard and/or the wireless mouse of 2.4G.
Fig. 2 is the circuit diagram of infrared control circuit in the utility model embodiment.Shown in Figure 2, infrared control circuit 2a comprises resistance R 1, diode D1, metal-oxide-semiconductor Q1, the grid of metal-oxide-semiconductor Q1 is connected to the output of DPP6401 chip 1b, source electrode is connected to the output of infrared receiving circuit 1a, drain electrode is connected with the negative electrode of diode D1, the anode of diode D1 is connected to supply voltage by resistance R 1, is also connected to the input of described A20 chip 2b.Wherein, the output of DPP6401 chip 1b is connected to the grid of metal-oxide-semiconductor, and the control end of infrared control circuit 2a, controls cut-offfing of metal-oxide-semiconductor Q1 by DPP6401 chip 1b, thereby controls the infrared signal input of infrared control circuit 2a.
In addition, this projecting apparatus also comprises that power module and ray machine plate 1 are electrical connected for the power module of voltage supplied is provided.
The operation principle of the utility model embodiment is as follows:
After projecting apparatus powers on, (wave band of the infrared signal that different key is corresponding is different by 2.4G Wireless Keyboard and/or wireless mouse, to launch infrared signal, the corresponding operational order of infrared signal of each wave band), infrared receiving circuit 1a on ray machine plate 1 accepts the infrared signal that 2.4G Wireless Keyboard and/or wireless mouse launch, DPP6401 chip 1b in ray machine plate controls infrared signal and inputs, when ray machine plate 1 need to receive infrared signal, DPP6401 chip 1b output low level, metal-oxide-semiconductor Q1 in infrared control circuit 2a is turn-offed, disconnection infrared control circuit 2a is connected with A20 chip 2b's, by infrared signal transmission to DPP6401 chip 1b, DPP6401 chip 1b controls ray machine plate 1 according to infrared signal and carries out corresponding operation, when supporting that Android intelligent operating system pcb board 2 need to receive infrared signal, DPP6401 chip 1b exports high level, metal-oxide-semiconductor Q1 conducting, infrared control circuit 2a is sent to A20 chip 2b by infrared signal, A20 chip 2b controls Android intelligent operating system according to the infrared signal receiving and carries out corresponding operation, so far completes by the function of two systems of a remote control equipment remote control.In addition, the projecting apparatus that the utility model embodiment provides comprises the pcb board 2 of supporting Android intelligent operating system, and the image input of the equipment such as it in use need not external computer, DVD player, DV just can be carried out image projection.
To sum up, can find out projecting apparatus that the utility model embodiment provides in use need not external computer, the image input of the equipment such as DVD player, DV just can carry out image projection, and can control two systems by a remote control equipment simultaneously.
By reference to the accompanying drawings embodiment of the present utility model is described above; but the utility model is not limited to above-mentioned embodiment; above-mentioned embodiment is only schematic; rather than restrictive; those of ordinary skill in the art is under enlightenment of the present utility model; not departing from the scope situation that the utility model aim and claim protect, also can make a lot of forms, within these all belong to protection of the present utility model.
Claims (4)
1. a projecting apparatus, is characterized in that, comprises and is positioned at the ray machine plate (1) of same housing, the pcb board (2) of the support Android intelligent operating system that is connected with described ray machine plate (1) and be positioned at the supporting wireless input device of outside;
Described ray machine plate (1) comprises infrared receiving circuit (1a), DPP6401 chip (1b), the PCB (2) of described support Android intelligent operating system comprises infrared control circuit (2a), A20 chip (2b), the output of described infrared receiving circuit (1a) is connected with the input of described infrared control circuit (2a) with the input of described DPP6401 chip (1b), the output of described DPP6401 chip (1b) is connected to the control end of described infrared control circuit (2a), and the output of described infrared control circuit (2a) is connected to described A20 chip (2b).
2. projecting apparatus according to claim 1, it is characterized in that, described infrared control circuit (2a) comprises resistance R 1, diode D1, metal-oxide-semiconductor Q1, the grid of described metal-oxide-semiconductor Q1 is connected to the output of described DPP6401 chip (1b), source electrode is connected to the output of described infrared receiving circuit (1a), drain electrode is connected with the negative electrode of described diode D1, the anode of described diode D1 is connected to supply voltage by resistance R 1, is also connected to the input of described A20 chip (2b).
3. projecting apparatus according to claim 2, is characterized in that, the Wireless Keyboard that described wireless input device is 2.4G and/or wireless mouse.
4. projecting apparatus according to claim 3, is characterized in that, described projecting apparatus also comprises that, for the power module of voltage supplied is provided, described power module and described ray machine plate (1) are electrical connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420212876.8U CN203896435U (en) | 2014-04-29 | 2014-04-29 | Projector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420212876.8U CN203896435U (en) | 2014-04-29 | 2014-04-29 | Projector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203896435U true CN203896435U (en) | 2014-10-22 |
Family
ID=51722783
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420212876.8U Expired - Fee Related CN203896435U (en) | 2014-04-29 | 2014-04-29 | Projector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203896435U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105425517A (en) * | 2015-12-29 | 2016-03-23 | 济南金永大传媒科技有限公司 | Projector with intelligent chip detachable |
-
2014
- 2014-04-29 CN CN201420212876.8U patent/CN203896435U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105425517A (en) * | 2015-12-29 | 2016-03-23 | 济南金永大传媒科技有限公司 | Projector with intelligent chip detachable |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: SHENZHEN HUOLE TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: HU ZHENYU Effective date: 20150304 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 413100 YIYANG, HUNAN PROVINCE TO: 518000 SHENZHEN, GUANGDONG PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20150304 Address after: The central Shenzhen city of Guangdong Province, 518000 Keyuan Road, Nanshan District science and Technology Park No. 15 Kexing Science Park Building 4 unit B floor 10 No. 01 Patentee after: Shenzhen Huole Technology Development Co.,Ltd. Address before: 413100 No. 232, Qingyun mountain road, Hunan, Yuanjiang Patentee before: Hu Zhenyu |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141022 Termination date: 20190429 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |