CN1534452A - Radio display device and display method - Google Patents

Radio display device and display method Download PDF

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Publication number
CN1534452A
CN1534452A CNA03107894XA CN03107894A CN1534452A CN 1534452 A CN1534452 A CN 1534452A CN A03107894X A CNA03107894X A CN A03107894XA CN 03107894 A CN03107894 A CN 03107894A CN 1534452 A CN1534452 A CN 1534452A
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China
Prior art keywords
display
signal
display device
display signal
radio
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CNA03107894XA
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Chinese (zh)
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岳文祥
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Individual
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Individual
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Priority to CNA03107894XA priority Critical patent/CN1534452A/en
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Abstract

A wireless display and its display method are disclosed. A display signal coming from the computer host in a wireless computer system in wireless mode and a display signal coming from a portable electronic device via line can be selectively received by said wireless display, so it can be used as portable display. A switching switch is used to cut off the bettery when the signal of portable electronic device is received, in order to save power.

Description

Radio display device and display packing
Technical field
The invention relates to a kind of radio display device and display packing; Be meant that especially the present invention is the display signal that selectively receives at least two signal sources, wherein first signal source receives the display signal of the host computer that comes from a wireless computing system with wireless communication mode; Second signal source receives the display signal that comes from a portable electronic devices with wire communication mode, therefore indoor display equipment is promoted as outdoor Portable display.
Background technology
The convenience that the development of wireless communication technique provides electronic product to use, for example: the display of computer system, mouse, keyboard etc., these peripheral devices cooperate wireless communication technique will make opereating specification no longer be confined to the ornaments of indoor host computer, but, need not the position of mobile host in response to user's demand alter operation occasion flexibly.Therefore, radio display, wireless mouse and Wireless Keyboard have been developed in response to the demand of wireless computing system.
For make radio display that the user can be provided alter operation occasion flexibly, so the development of radio display is usually based on LCD display (LCD), just so radio display is obtained portability on weight and volume.According to prior art, a wireless LCD display and a base secure bond, this base is used to make wireless LCD display seat to stand on a plane; Wireless LCD display only receives single signal source, and this single signal source form is in the display signal of the host computer of a computer system.
According to prior art, Portable individual digital data processor can comprise: PDA(Personal Digital Assistant), wireless mobile mobile phone, panel computer and e-Book device, wherein panel computer has the function of general computer system, comprise motherboard and storage device etc., the e-Book device then is the design of specific function, is convenient to that the user downloads article, book contents, information etc. so that read.
For needs were imported the user who handles numerical data whenever and wherever possible, PDA can meet this type of demands of applications, and comprised in the existing product in the PDA function embedding wireless mobile mobile phone, was convenient to user's operation.Constantly upgrade and development with the work product technology, PDA has become a palmtop computer, and central processing unit has higher processing speed, reservoir has bigger capacity, the LCD display screen can show more color and higher pixel, transmission interface comprises universal serial bus (USB), serial interfaces (Serial), infrared ray (IrDA) etc., even PDA has the multi-usage connector, and this multi-usage connector makes PDA connect a wireless mobile mobile phone and reaches the function of wireless Internet access.In addition, the application software of all kinds of PDA is multifarious, such as: download e-book for reading, show electronic chart, computer game etc.
Because prior art, wireless computing system comprises a radio display, and in a specific distance range, must keep wireless telecommunications between this radio display and the host computer.Only, the general indoor scope of activities of this specific distance range general reference if carry radio display outside open air and exceed outside the specific distance range, then can't show any message on screen.
In addition, PDA provides Portable individual digital data processor, so be of a size of design object with hand held, follow the hand held size of outstanding PDA to make size 5 centimeters square areas approximately only of LCD display screen, demonstration for the information amount significantly is restricted, especially when the content of reading electronic book, the speed that provides the user to browse can't be provided the shown number of words of too small display screen; When watching electronic chart, too small display screen allows the user can't grasp regional information; When carrying out computer game, too small display screen allows the user, and eyes are tired easily at short notice.
Summary of the invention
The object of the present invention is to provide a kind of radio display device and display packing, selectively receive the display signal at least two signal sources, wherein first signal source is to receive display signal with wireless communication mode: second signal source is to receive display signal with wire communication mode.
Another object of the present invention is to provide a kind of radio display device and display packing, indoor display equipment in conjunction with a Portable individual digital data processor, as PDA or wireless mobile mobile phone, and is promoted as outdoor Portable display.
A further object of the present invention is to provide a kind of radio display device, comprise a rechargeable base, this base comprises a charging circuit and a power lead, makes this radio display device by this base seat immediately, and this base can charge to the battery of radio display device.
In preferred embodiment of the present invention, the radio display device comprises:
One wireless communication line, wireless receiving come from first display signal of a wireless computer main frame;
One video reception interface, wired reception come from second display signal of a Portable individual digital data processor;
One LCD display is in order to show this first display signal or second display signal; And
One switch in order to switch first display signal or second display signal to this LCD display, when wherein this switch switches second display signal to this LCD display, cuts off the required electric power of this wireless communication line simultaneously.
Wherein aforementioned wireless communication line comprises: decoding and control module, reservoir, radio frequency receiver and antenna.
Wherein this radio frequency receiver receives the carrier signal that appointment is launched by this wireless computer main frame through antenna, and after separating modulating signal and converting digital signal to, input to decoding and control module, this decoding and control module can carry out decoding program and utilize reservoir to keep in data, are decoding aforementioned first display signal of wireless computer main frame.
Wherein aforementioned video reception interface is the electric terminal between radio display device and the Portable individual digital data processor.
Wherein aforementioned video reception interface is the signal line between radio display device and the Portable individual digital data processor.
Wherein aforementioned Portable individual digital data processor is a PDA or a wireless mobile mobile phone.
Wherein aforementioned switch is an integrated circuit, receives first display signal and second display signal respectively, and exports one of first display signal and second display signal to this LCD display.
Wherein aforementioned switch comprises a plurality of electronic switchs, and these electronic switchs can be finished the switching of first display signal and second display signal, and isolates the interference of first display signal and second display signal.
The exportable power supply controlling signal of wherein aforementioned switch, the switch that this power supply controlling signal may command MOS transistor is constituted is open circuit or closed circuit state, cuts off battery electric power to wireless communication line is provided to reach.
In the further embodiment of the present invention, the radio display device still comprises:
One display device, comprise a switch, this switch switches one first display signal or one second display signal to a LCD display, wherein this first display signal is that wireless receiving comes from a wireless computer main frame, and this second display signal is that wired reception comes from a Portable individual digital data processor; And
One base, this base is removable to be connected on the aforementioned display.
Wherein aforementioned display comprises a wireless communication line, and wireless receiving comes from aforementioned first display signal of a wireless computer main frame.
Wherein aforementioned wireless communication line comprises: decoding and control module, reservoir, radio frequency receiver and antenna.
Wherein aforementioned this radio frequency receiver receives the carrier signal that appointment is launched by this wireless computer main frame through antenna, and after separating modulating signal and converting digital signal to, input to decoding and control module, this decoding and control module can carry out decoding program and utilize reservoir to keep in data, are decoding aforementioned first display signal of wireless computer main frame.
Wherein aforementioned display comprises a video reception interface, and wired reception comes from aforementioned second display signal of a Portable individual digital data processor.
Wherein aforementioned video reception interface is the electric terminal between display device and the Portable individual digital data processor.
Wherein aforementioned video reception interface is the signal line between display device and the Portable individual digital data processor.
Wherein aforementioned Portable individual digital data processor is a PDA or a wireless mobile mobile phone.
Wherein aforementioned switch can be embodied as an integrated circuit, receives first display signal and second display signal respectively, and exports one of first display signal and second display signal to this LCD display.
Wherein aforementioned switch comprises a plurality of electronic switchs, and these electronic switchs can be finished the switching of first display signal and second display signal, and isolates the interference of first display signal and second display signal.
The exportable power supply controlling signal of wherein aforementioned switch, the switch that this power supply controlling signal may command MOS transistor is constituted is open circuit or closed circuit state, cuts off battery electric power to wireless communication line is provided to reach.
The display packing of a kind of radio display device of the present invention, its step that comprises has:
Receive one first display signal, come from a wireless computer main frame with the wireless communication mode reception; Receive one second display signal, come from a Portable individual digital data processor with the wire communication mode reception; And, a switch is provided, selectively one of first display signal or second display signal are switched to a LCD display.
The display packing of display equipment of the present invention, its step that comprises has:
One wireless communication line is provided, receives first display signal that comes from a wireless computer main frame with wireless communication mode; One video reception interface is provided, receives second display signal that comes from a Portable individual digital data processor with wire communication mode; One switch is provided, selectively one of first display signal or second display signal is switched to a LCD display; And, when this switch switches second display signal to this LCD display, cut off the required electric power of this wireless communication line simultaneously.
The radio display device of being implemented according to the present invention is when being placed in the indoor wireless display screen that can be used as wireless computing system; When the radio display device is carried the open air outside, the radio display device links a Portable individual digital data processor, as: PDA or wireless mobile mobile phone, and promote as outdoor Portable display Cheng Fangyi panel computer or the use of e-Book computer, therefore make the purposes variation of radio display device.
Description of drawings
Fig. 1 is the stereographic map of a wireless computing system, and this wireless computing system comprises radio display device of the present invention.
Fig. 2 is the display device stereographic map behind of radio display device of the present invention.
Fig. 3 is the circuit block diagram of the display device of radio display device of the present invention.
Embodiment
Filled a part description though the present invention will consult the accompanying drawing that contains preferred embodiment of the present invention, before this describes, be should be appreciated that the personage who is familiar with one's own profession can be modified in invention described herein, obtains effect of the present invention simultaneously.Therefore, must understand following description to the personage that is familiar with one's own profession skill and Yan Weiyi discloses widely, and its content does not lie in restriction the present invention.
Seeing also Fig. 1, is the stereographic map of a wireless computing system, and this wireless computing system comprises radio display device of the present invention.In preferred embodiment of the present invention, as shown in Figure 1, one wireless computing system 1 comprises: a wireless computer main frame 2 and a wireless peripheral equipment, wherein wireless peripheral equipment comprises radio display device 3 of the present invention, and wireless peripheral equipment can comprise a Wireless Keyboard 4 and a wireless mouse (figure does not show).Radio display device of the present invention comprises: a display device 3 and a base 5, these base 5 removable being connected on the display device 3, and has electric power connector between the two, when display device 3 is installed on base 5, display device 3 can keep that seat is upright to be convenient to watch, and this electric power connector makes to have between the two and is electrically connected.
In preferred embodiment of the present invention, when the some of radio display device as wireless computing system, and operate in when indoor, but display device 3 wireless receivings come from first display signal of this wireless computer main frame 2, and display device 3 comprises a LCD display 8, and this LCD display 8 can show first display signal; When the radio display device is carried the open air outside, display device 3 can be in conjunction with a Portable individual digital data processor 6, as: PDA or wireless mobile mobile phone, and promote as outdoor Portable display, finish when being electrically connected between this display device 3 and the Portable individual digital data processor 6, display device 3 receives second display signal that comes from this Portable individual digital data processor 6, and this LCD display 8 can show second display signal.
Continuation is with reference to figure 1, and the display device 3 of radio display device comprises a battery (please cooperate and consult Fig. 3), required electric power when this battery provides display device 3 to separate base 5.This base 5 comprises a charging circuit 51 and a power lead 52; When display device 3 is loaded on the base 5, have when being electrically connected between the two, this charging circuit 51 receives a power supply by power lead 52, and charging circuit 51 charges to this battery by being electrically connected between the two, and the required electric power of communication between display device 3 and the wireless computer main frame 2 is provided simultaneously.
Please, show the stereographic map of the behind of display device of the present invention in conjunction with consulting Fig. 2.In preferred embodiment of the present invention, display device 3 comprises a housing 7.In the front of display device 3, housing 7 is installed a LCD display 8, and around LCD display 8, a plurality of operating keys are disposed on the housing 7, and these operating keys provide the parameter of user's setting about LCD display 8.In the behind of display device 3, housing 7 is offered a battery case 9 and an outer access slot 10.This battery case 9 holds installs a battery, and outer access slot 10 can hold installation one Portable individual digital data processor 6, as: PDA or wireless mobile mobile phone.Should be provided with electric power connector or electric terminal 11 in the outer access slot 10, Portable individual digital data processor 6 is installed in the outer access slot 10, Portable individual digital data processor 6 is finished by electric power connector 11 and display device 3 and is electrically connected, and second display signal is sent to demonstration on the LCD display 8.In addition, comprise a lid 12 on the housing 7, this lid 12 is used to be covered on outer access slot 10.
In change embodiment of the present invention, Portable individual digital data processor 6 as PDA or wireless mobile mobile phone, also can be sent to second display signal electric power connector 11 of display device 3 by the connection of a signal line (figure does not show).
In preferred embodiment of the present invention, electric terminal or electric power connector 11 are installed in the edge of housing 7, and the profile external form of housing 7 is collocation base designs, and when making the housing joint base, this base can keep the housing seat upright and electric power connector is finished be electrically connected.
See also Fig. 3, show the circuit block diagram of the display device of radio display device of the present invention.In preferred embodiment of the present invention, display device 3 comprises: a wireless communication line, wireless receiving come from first display signal of a wireless computer main frame; One video reception interface, wired reception come from second display signal of a Portable individual digital data processor 6; And a switch 17 in order to switch first display signal or second display signal to a LCD display 8, when wherein this switch 17 switches second display signal to this LCD display 8, cuts off the required electric power of this wireless communication line simultaneously.
Aforementioned wireless communication line comprises decoding and control module 13, reservoir 14, radio frequency receiver 15 and antenna 16, wherein radio frequency receiver 15 receives the carrier signal that appointment is launched by wireless computer main frame 2 through antenna 16, and after separating modulating signal and converting digital signal to, input to decoding and control module 13, this decoding and control module 13 can carry out decoding program and utilize reservoir 14 temporary data, after decoding first display signal of wireless computer main frame 2, be sent to LCD display 8 via the control of switch 17.
Aforementioned video reception interface provides the user an external Portable individual digital data processor 6.This video reception interface receives second display signal in wired mode, and wired mode comprises: the electric terminal between display device 3 and the Portable individual digital data processor 6 or finish via a signal line is electrically connected.According to prior art, as: the Portable individual digital data processor 6 of PDA is the output video display signal directly, therefore, display device 3 receives second display signal via the video reception interface, and second display signal and be transferred into LCD display 8 via the control of switch 17.
Aforementioned switch 17 can be embodied as an integrated circuit, receives second display signal that first display signal that wireless communication line exports and video reception interface are received respectively, and exports one of first display signal and second display signal to LCD display 8.Switch 17 comprises a plurality of electronic switchs, and these electronic switchs can be finished the switching of first display signal and second display signal, and isolates the interference of first display signal and second display signal.In addition, in order to reach the demonstration time that reduces display device 3 power consumptions and prolong display equipment 3, when switch 17 switched second display signal to LCD display 8, switch 17 can be isolated wireless communication line can cut off the required electric power of this wireless communication line simultaneously.Therefore, aforementioned switch 17 exportable power supply controlling signal, the switch that this power supply controlling signal may command MOS transistor is constituted is open circuit or closed circuit state, cuts off battery electric power to wireless communication line is provided to reach.
In an embodiment of the present invention, the change action of this switch 17 is decided by that one is installed on the change-over switch (figure does not show) on the housing 7, the change action of this change-over switch can produce an electronic signal, and this electronic signal is transferred into switch 17, therefore, switch 17 can decide first display signal or second display signal to export LCD display 8 to according to the electronic signal of change-over switch.
In another embodiment of the invention, this switch 17 comprises a circuit for detecting; Finish when being electrically connected when video reception interface and Portable individual digital data processor 6, this circuit for detecting can produce signal and export LCD display 8 to switch second display signal, and control dump battery provides the electric power to wireless communication line.
For haveing the knack of this technology personage, the described notion of instructions of the present invention can change and change based on claim and surpass vast range of application, and thereby the scope of patent target of the present invention be not limited in the instructions the teaching of given any particular implementation.
The one disclosed embodiment according to the present invention the invention provides a kind of display packing of radio display device, and its step that comprises has: receive one first display signal, receive with wireless communication mode and come from a wireless computer main frame; Receive one second display signal, come from a Portable individual digital data processor with the wire communication mode reception; And, a switch is provided, selectively one of first display signal or second display signal switched to a LCD display.
Another disclosed embodiment according to the present invention the invention provides a kind of display packing of radio display device, and its step that comprises has: a wireless communication line is provided, receives first display signal that comes from a wireless computer main frame with wireless communication mode; One video reception interface is provided, receives second display signal that comes from a Portable individual digital data processor with wire communication mode; One switch is provided, selectively one of first display signal or second display signal is switched to a LCD display; And, when this switch switches second display signal to this LCD display, cut off the required electric power of this wireless communication line simultaneously.
After describing preferred embodiment of the present invention in detail, be familiar with this technology personage and can clearly understand, can carry out various variations and change not breaking away under claim and the spirit, and the present invention also is not subject to the embodiment of instructions embodiment.

Claims (22)

1, a kind of radio display device comprises:
One wireless communication line, wireless receiving come from first display signal of a wireless computer main frame;
One video reception interface, wired reception come from second display signal of a Portable individual digital data processor;
One LCD is in order to show this first display signal or second display signal; And
One switch in order to switch first display signal or second display signal to this LCD, when wherein this switch switches second display signal to this LCD, cuts off the required electric power of this wireless communication line simultaneously.
2, radio display device as claimed in claim 1 is characterized in that, wherein aforementioned wireless communication line comprises: decoding and control module, reservoir, radio frequency receiver and antenna.
3, radio display device as claimed in claim 2, it is characterized in that, wherein this radio frequency receiver receives the carrier signal that appointment is launched by this wireless computer main frame through antenna, and after separating modulating signal and converting digital signal to, input to decoding and control module, this decoding and control module can carry out decoding program and utilize reservoir to keep in data, are decoding aforementioned first display signal of wireless computer main frame.
4, radio display device as claimed in claim 1 is characterized in that, wherein aforementioned video reception interface is the electric terminal between radio display device and the Portable individual digital data processor.
5, radio display device as claimed in claim 1 is characterized in that, wherein aforementioned video reception interface is the signal line between radio display device and the Portable individual digital data processor.
6, radio display device as claimed in claim 1 is characterized in that, wherein aforementioned Portable individual digital data processor is a personal digital assistant or a wireless mobile mobile phone.
7, radio display device as claimed in claim 1, it is characterized in that, wherein aforementioned switch is an integrated circuit, receives first display signal and second display signal respectively, and exports one of first display signal and second display signal to this LCD.
8, radio display device as claimed in claim 1, it is characterized in that, wherein aforementioned switch comprises a plurality of electronic switchs, and these electronic switchs can be finished the switching of first display signal and second display signal, and isolates the interference of first display signal and second display signal.
9, radio display device as claimed in claim 1, it is characterized in that, the exportable power supply controlling signal of wherein aforementioned switch, the switch that this power supply controlling signal may command MOS transistor is constituted is open circuit or closed circuit state, cuts off battery electric power to wireless communication line is provided to reach.
10, a kind of radio display device comprises:
One display device, comprise a switch, this switch switches one first display signal or one second display signal to a LCD, wherein this first display signal is that wireless receiving comes from a wireless computer main frame, and this second display signal is that wired reception comes from a Portable individual digital data processor; And
One base, this base is removable to be connected on the aforementioned display.
11, radio display device as claimed in claim 10 is characterized in that, wherein aforementioned display comprises a wireless communication line, and wireless receiving comes from aforementioned first display signal of a wireless computer main frame.
12, radio display device as claimed in claim 11 is characterized in that, wherein aforementioned wireless communication line comprises: decoding and control module, reservoir, radio frequency receiver and antenna.
13, radio display device as claimed in claim 12, it is characterized in that, wherein aforementioned this radio frequency receiver receives the carrier signal that appointment is launched by this wireless computer main frame through antenna, and after separating modulating signal and converting digital signal to, input to decoding and control module, this decoding and control module can carry out decoding program and utilize reservoir to keep in data, are decoding aforementioned first display signal of wireless computer main frame.
14, radio display device as claimed in claim 10 is characterized in that, wherein aforementioned display comprises a video reception interface, and wired reception comes from aforementioned second display signal of a Portable individual digital data processor.
15, radio display device as claimed in claim 14 is characterized in that, wherein aforementioned video reception interface is the electric terminal between display device and the Portable individual digital data processor.
16, radio display device as claimed in claim 15 is characterized in that, wherein aforementioned video reception interface is the signal line between display device and the Portable individual digital data processor.
17, radio display device as claimed in claim 10 is characterized in that, wherein aforementioned Portable individual digital data processor is a personal digital assistant or a wireless mobile mobile phone.
18, radio display device as claimed in claim 10, it is characterized in that, wherein aforementioned switch can be embodied as an integrated circuit, receives first display signal and second display signal respectively, and exports one of first display signal and second display signal to this LCD.
19, radio display device as claimed in claim 10, it is characterized in that, wherein aforementioned switch comprises a plurality of electronic switchs, and these electronic switchs can be finished the switching of first display signal and second display signal, and isolates the interference of first display signal and second display signal.
20, radio display device as claimed in claim 10, it is characterized in that, the exportable power supply controlling signal of wherein aforementioned switch, the switch that this power supply controlling signal may command MOS transistor is constituted is open circuit or closed circuit state, cuts off battery electric power to wireless communication line is provided to reach.
21, a kind of display packing of radio display device, its step that comprises has:
Receive one first display signal, come from a wireless computer main frame with the wireless communication mode reception; Receive one second display signal, come from a Portable individual digital data processor with the wire communication mode reception; And, a switch is provided, selectively one of first display signal or second display signal are switched to a LCD.
22, a kind of display packing of radio display device, its step that comprises has:
One wireless communication line is provided, receives first display signal that comes from a wireless computer main frame with wireless communication mode; One video reception interface is provided, receives second display signal that comes from a Portable individual digital data processor with wire communication mode; One switch is provided, selectively one of first display signal or second display signal is switched to a LCD; And, when this switch switches second display signal to this LCD, cut off the required electric power of this wireless communication line simultaneously.
CNA03107894XA 2003-04-01 2003-04-01 Radio display device and display method Pending CN1534452A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNA03107894XA CN1534452A (en) 2003-04-01 2003-04-01 Radio display device and display method

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Application Number Priority Date Filing Date Title
CNA03107894XA CN1534452A (en) 2003-04-01 2003-04-01 Radio display device and display method

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101564119B (en) * 2009-05-20 2011-12-07 胡亦攀 Integral processing method for sunflower disc and special device thereof
CN102510467A (en) * 2011-10-24 2012-06-20 湖南铁路科技职业技术学院 Real-time signal acquisition and wireless transmission device for distance education and teaching method
CN102841769A (en) * 2012-07-19 2012-12-26 明基电通有限公司 Display device with operation system and operation method of display device

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101564119B (en) * 2009-05-20 2011-12-07 胡亦攀 Integral processing method for sunflower disc and special device thereof
CN102510467A (en) * 2011-10-24 2012-06-20 湖南铁路科技职业技术学院 Real-time signal acquisition and wireless transmission device for distance education and teaching method
CN102841769A (en) * 2012-07-19 2012-12-26 明基电通有限公司 Display device with operation system and operation method of display device

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