CN2921893Y - Display equipment auxiliary device - Google Patents
Display equipment auxiliary device Download PDFInfo
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- CN2921893Y CN2921893Y CN200620117052.8U CN200620117052U CN2921893Y CN 2921893 Y CN2921893 Y CN 2921893Y CN 200620117052 U CN200620117052 U CN 200620117052U CN 2921893 Y CN2921893 Y CN 2921893Y
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Abstract
The utility model provides a display equipment auxiliary device, comprising a signal input module, a signal processing module, a signal output module with a general output interface and a power module. The signal input module is used to receive wireless input signals and send the wireless input signals to the signal processing module. The signal processing module is used to convert the wireless input signals into the output signals which can be identified by the display equipment and send to the signal output module. The signal output module is used to send the output signals to the display equipment through the general output interface. The power module is used to supply power to the signal input module, the signal processing module and the signal output module. The device can be connected with various display equipments, such as various projectors and displays and can complete projection function in the situation without a projector through a large screen television. The device can be provided with a set-in battery and supplied with power by the set-in battery or an adapter power and is light in volume and easy to be carried.
Description
Technical field
The utility model relates to the display device servicing unit, particularly relates to a kind of general portable display device servicing unit.
Background technology
Along with the technology of projector reaches its maturity, the homogeneity day by day of product key property index, the consumer more pays close attention to function design, personalized design and the special technology of product gradually.For present widely used wired projector, volume is bigger, is not easy to carry, and needs to use terminals such as external cable and notebook to be connected.And, under multi-user's situation, when needing projection, every user all must plug cable again, and make work efficiency low.
Present existing wireless display instrument self has wireless modules such as Wi-Fi, carries out the mutual of data by wireless communication protocol such as IEEE802.11 and terminal, and this has solved the problem that wired projector exists to a certain extent, and is convenient for users to use.But the wired relatively projector of wireless display instrument costs an arm and a leg, and the cost of changing wired projector is higher.
Therefore, how not change under the situation that has wired projector, making it can finish the wireless display function is the problem that needs solve.
Existing a solution is to increase expansion interface in wired projector, and an expansion module is set, and expansion module can be inserted with line projection's instrument, realizes the function of wireless display by expansion module and terminal wireless swap data.Expansion module self does not carry power supply, but obtains the power supply of projector by expansion interface, and this expansion interface is not general interface, thereby this expansion module can't be applicable to the projector that does not possess this expansion interface.
Another solution is in the additional plug-in module of wired projector end, realizes the function of wireless display by plug-in module and terminal wireless swap data.But this plug-in module does not possess general output interface yet, and versatility is not strong.And this plug-in module employing external power source, there is not built-in power-supply unit, must just can carry out work by external power supply, application scenarios is restricted.Overall dimensions are bigger simultaneously, are unfavorable for portable use.
In sum, no matter be expansion module or plug-in module, do not possess general output interface, restricted application, and plug-in module overall dimensions are big, and do not have the portable power method, be unfavorable for portable use.
The utility model content
The purpose of this utility model provides a kind of display device servicing unit.
Display device servicing unit of the present utility model comprises signal input module, signal processing module, has the signal output module and the power module of general output interface, wherein:
Described signal input module is used to receive wireless input signal, and should send to signal processing module by wireless input signal;
Described signal processing module sends to signal output module after being used for wireless input signal is converted to the output signal that display device can discern;
Described signal output module is used for output signal is sent to display device by general output interface;
Described power module is used for to signal input module, signal processing module and signal output module power supply.
Further, signal input module also is used to receive wired input signal, and should send to signal processing module by wired input signal; Wired input signal that signal processing module also is used for signal input module is sent and display device can be discerned directly sends to signal output module as output signal, and/or the wired input signal that signal input module is sent and display device can not be discerned is converted to the output signal that display device can be discerned, and described output signal is sent to signal output module.
Described signal input module receives wireless input signal by wireless transmission protocol IEEE802.11.
Described general output interface is one or more the combination in VGA interface, DVI interface, HDMI interface, the S terminal interface.
Described power module is given signal input module, signal processing module and signal output module power supply by adaptor power supplies, rechargeable battery or disposable battery.
This device further comprises control module, and described control module is connected with power module and other each module, and whether be used to monitor other each module in running order, and the powered-down module is to the power supply supply of the module that is in off working state; Described control module is further used for starting the power supply supply that electric power source pair of module changes the module of duty over to.
Signal input module further receives data by expansion memory interface, and these data are sent to signal processing module; Signal processing module also is used for described data are converted to the output signal that display device can be discerned, and described output signal is sent to signal output module.
This device further comprises remote control module and telepilot, and described remote control module is used to receive the remote signal of described telepilot, and carries out corresponding the processing according to remote signal.
Compared with prior art, display device servicing unit of the present utility model has the following advantages: this device has general output interface, can be connected with various display devices, such as various types of projector, also can finish projecting function by large screen television, with the projector and the televisor compatibility of nearly all type on the market in the occasion that does not have projector.But this device internal battery can be by internal battery or adaptor power supplies power supply, and volume is light and handy, is convenient to carry.
Description of drawings
Fig. 1 is the structural drawing of display device servicing unit of the present utility model;
Fig. 2 is the synoptic diagram of signal processing module in the display device servicing unit of the present utility model;
Fig. 3 is the synoptic diagram of power module in the display device servicing unit of the present utility model.
Embodiment
Below in conjunction with accompanying drawing the utility model is described in detail.
As shown in Figure 1, display device servicing unit of the present utility model comprises signal input module, signal processing module, has the signal output module and the power module of general output interface, wherein:
Described signal input module is used to receive wireless input signal, and should send to signal processing module by wireless input signal;
Described signal processing module sends to signal output module after being used for wireless input signal is converted to the output signal that display device can discern;
Described signal output module is used for output signal is sent to display device by general output interface;
Described power module is used for to signal input module, signal processing module and signal output module power supply.
Except receiving wireless input signal, signal input module also is used to receive wired input signal, and should send to signal processing module by wired input signal.For wired input signal that display device can be discerned, signal processing module directly sends to signal output module with it as output signal; For wired input signal that display device can not be discerned, signal processing module sends to signal output module after being converted into the output signal that display device can discern.
Signal input module receives wireless input signal by wireless transmission protocols such as IEEE802.11, receives wired input signal by standard interface; Signal output module adopts the interface of standard to send output signal to display device.Described standard interface can be VGA interface, DVI interface, HDMI interface or S terminal interface.
Because general standard interface is adopted in output, thereby this device can be connected with various display devices, such as various types of projector, and is connected with televisor in the occasion that does not have projector.
Introduce the processing procedure of signal processing module below with reference to Fig. 2 to input signal.
As shown in Figure 2, described signal processing module comprises processing unit, storage unit and display unit.This processing unit is the control core of this display device servicing unit, is embedded with operating system and application program.Need data presented by the processing unit in wired or the wireless transmission entering signal processing module, send to display unit after the signal Processing of processing unit with input, display unit shows video signal (such as VGA signal, rgb signal, the DVI digital signal etc.) back that these conversion of signals become display device to discern by signal output module output.The buffer memory of data that storage unit is used for processing unit and display unit when carrying out data processing.
This display device servicing unit can also be powered by internal battery except adopting the adaptor power supplies power supply, and internal battery is disposable battery or rechargeable battery, and rechargeable battery can charge by adaptor power supplies.In the occasion that does not have external power supply or connect the occasion of external power supply inconvenience, by the internal battery power supply, this device still can operate as normal like this.
As shown in Figure 3, described power module comprises charging circuit, rechargeable battery, battery/external commutation circuit, DC/DC conversion circuit.
Described rechargeable battery can arbitrarily be dismantled, and can adopt the charging adapter identical with notebook during charging.During the adaptor power supplies power supply, its electric current outputs to charging circuit and battery/external commutation circuit simultaneously, and charging circuit is used for rechargeable battery is charged; During no adaptor power supplies, to the power supply of this device, the rechargeable battery output current is to battery/external commutation circuit by rechargeable battery.Battery/external commutation circuit can receive the electric current input of adaptor power supplies and rechargeable battery, when the electric current input that receives adaptor power supplies, close the electric current input of rechargeable battery, its output voltage is to output to other each module behind the various output voltages through the DC/DC conversion circuit conversion.
For conserver power source, realize low-power consumption, this display device servicing unit further comprises control module.Described control module is connected with power module and other each module, whether be used to monitor other each module in running order, and the powered-down module is to the power supply supply of the module that is in off working state, and starts the power supply supply that electric power source pair of module changes the module of duty over to.Control module can be a kind of of devices such as CPU, FPGA, CPLD, gate circuit, single-chip microcomputer, metal-oxide-semiconductor, diode, triode or more than one combination.
Further, this display device servicing unit also comprises expansion memory interface, and signal input module receives data by expansion memory interface, and data are sent to signal processing module.Signal processing module also is used for the data from expansion memory interface are converted to the output signal that display device can be discerned, and sends to display device by signal output module.Described expansion memory interface can be USB interface, SD card, CF card, XD card, multimedia card interface etc.
Further, this display device servicing unit also comprises remote control module, and disposes telepilot.This remote control module is used to receive the remote signal of telepilot, and carries out corresponding the processing according to remote signal; Its implementation comprises infrared ray, radio frequency, WLAN etc.
In order better to understand display device servicing unit of the present utility model, below introduce several examples of application.
1) this device is embedded in wired projector.
Receive wireless input signal by the wireless receiving module in this device, can make wired projector possess the wireless display function.Improvement cost is cheap, and is simple, can significantly improve the efficient that the multi-user is switched in the projection process.
2) portable terminal such as collocation notebook etc. is carried use.
This device has internal battery, and volume is light and handy, is convenient to carry, and is applicable to various occasions, and is very convenient to use under the situation of the frequent conversion occasion of needs.
3) use with the televisor collocation.
This device is linked to each other with televisor, utilize the very high televisor of popularization degree to show, also can satisfy the demand of projection in the occasion that does not have projector.
It will be appreciated by those skilled in the art that above-mentioned embodiment only works the effect of the present utility model of explaining, and not should be understood to any restriction that it is made.
Claims (11)
1. display device servicing unit is characterized in that:
Comprise signal input module, signal processing module, have the signal output module and the power module of general output interface, wherein,
Described signal input module is used to receive wireless input signal, and should send to signal processing module by wireless input signal;
Described signal processing module is used for wireless input signal is converted to the output signal that display device can be discerned, and described output signal is sent to signal output module;
Described signal output module is used for output signal is sent to display device by general output interface;
Described power module is used for to signal input module, signal processing module and signal output module power supply.
2. device as claimed in claim 1 is characterized in that:
Signal input module also is used to receive wired input signal, and should send to signal processing module by wired input signal;
Wired input signal that signal processing module also is used for signal input module is sent and display device can be discerned directly sends to signal output module as output signal, and/or the wired input signal that signal input module is sent and display device can not be discerned is converted to the output signal that display device can be discerned, and described output signal is sent to signal output module.
3. device as claimed in claim 1 is characterized in that:
Signal input module receives wireless input signal by wireless transmission protocol IEEE802.11.
4. as claim 1,2 or 3 described devices, it is characterized in that:
Described general output interface is one or more the combination in VGA interface, DVI interface, HDMI interface, the S terminal interface.
5. as claim 1,2 or 3 described devices, it is characterized in that:
Described power module is given signal input module, signal processing module and signal output module power supply by adaptor power supplies, rechargeable battery or disposable battery.
6. as claim 1,2 or 3 described devices, it is characterized in that:
Described power module comprises charging circuit, rechargeable battery, battery/external commutation circuit, DC/DC conversion circuit, wherein,
The external adaptor power supplies of charging circuit, its output is connected with the input of rechargeable battery, is used for rechargeable battery is charged;
The output of rechargeable battery is connected with the input of battery/external commutation circuit, is used for output current to battery/external commutation circuit;
The input of battery/external commutation circuit is connected with the output of adaptor power supplies and rechargeable battery, when the electric current input that receives adaptor power supplies, close the electric current input of rechargeable battery, when the electric current input that does not receive adaptor power supplies, open the electric current input of rechargeable battery, its output voltage is to output to other each module behind the various output voltages through the DC/DC conversion circuit conversion.
7. as claim 1,2 or 3 described devices, it is characterized in that:
This device further comprises control module, and described control module is connected with power module and other each module, and whether be used to monitor other each module in running order, and the powered-down module is to the power supply supply of the module that is in off working state;
Described control module is further used for starting the power supply supply that electric power source pair of module changes the module of duty over to.
8. as claim 1,2 or 3 described devices, it is characterized in that:
Signal input module further receives data by expansion memory interface, and these data are sent to signal processing module;
Signal processing module also is used for described data are converted to the output signal that display device can be discerned, and described output signal is sent to signal output module.
9. device as claimed in claim 8 is characterized in that:
Described expansion memory interface is one or more the combination in USB interface, SD card, CF card, XD card, the multimedia card interface.
10. as claim 1,2 or 3 described devices, it is characterized in that:
This device further comprises remote control module and telepilot, and described remote control module is used to receive the remote signal of described telepilot, and carries out corresponding the processing according to remote signal.
11. device as claimed in claim 10 is characterized in that:
Described remote control module receives remote signal by infrared ray, radio frequency or WLAN.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200620117052.8U CN2921893Y (en) | 2006-06-14 | 2006-06-14 | Display equipment auxiliary device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200620117052.8U CN2921893Y (en) | 2006-06-14 | 2006-06-14 | Display equipment auxiliary device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2921893Y true CN2921893Y (en) | 2007-07-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200620117052.8U Expired - Lifetime CN2921893Y (en) | 2006-06-14 | 2006-06-14 | Display equipment auxiliary device |
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| Country | Link |
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| CN (1) | CN2921893Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105812700A (en) * | 2014-12-31 | 2016-07-27 | 深圳市巨烽显示科技有限公司 | VGA interface circuit preventing water ripple of display and water ripple preventing display |
-
2006
- 2006-06-14 CN CN200620117052.8U patent/CN2921893Y/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105812700A (en) * | 2014-12-31 | 2016-07-27 | 深圳市巨烽显示科技有限公司 | VGA interface circuit preventing water ripple of display and water ripple preventing display |
| CN105812700B (en) * | 2014-12-31 | 2018-11-09 | 深圳市巨烽显示科技有限公司 | Prevent display from the USB interface circuit of water ripples and waterproof kymoscope occur |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20070711 |
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| EXPY | Termination of patent right or utility model |