CN101697115A - Synchronous picture display device and method thereof - Google Patents
Synchronous picture display device and method thereof Download PDFInfo
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- CN101697115A CN101697115A CN 200910218696 CN200910218696A CN101697115A CN 101697115 A CN101697115 A CN 101697115A CN 200910218696 CN200910218696 CN 200910218696 CN 200910218696 A CN200910218696 A CN 200910218696A CN 101697115 A CN101697115 A CN 101697115A
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Abstract
The invention relates to a synchronous picture display device and a method thereof. The device comprises a slave end, a slave connecting unit, a storage unit, a slave display unit, a thread and a host end, wherein the storage unit is used for storing display contents; the slave display unit is used for displaying the display contents stored by the storage unit; the thread sends the display contents stored by the storage unit according to commands; the host end comprises a main connecting unit, an application program and a main display unit; the main connecting unit is used for connecting the slave connecting unit; the application program is used for sending the commands and receiving the display contents sent by the thread; and the main display unit is used for displaying the display contents received by the application program.
Description
Technical field
The present invention relates to a kind of display device and display packing, especially a kind of synchronous picture display device and method thereof.
Background technology
Along with the develop rapidly on Information Center border, various high-tech products not only develop quite rapid, also can obtain the consumer fast behind the importing market and like.Widespread use along with current portable electronic consumer products, people are to the not only just requirement of service property (quality) of portable electronic consumer products, and the every functions of use of also increasing concern, therefore, following electric consumers is except providing better service property (quality), and whether leading the variation on the function becomes gradually estimates high-tech product technology sign.
For the portable electronic consumer products of user's a tractor serves several purposes are provided, more and more many manufacturers are combined in the function of different electronic products on the intelligent device, as integrate the smart phone of PDA (Personal Digital Assistant) (PDA) and mobile phone, and adopt operating systems such as Symbian, Palm, Windows Mobile or Linux, arbitrarily can handle every affairs at any time for the user.
Yet, intelligent device is because the restriction of its volume and cost aspect, himself display capabilities is affected, can amplify demonstration by projector unlike personal computer or mobile computer, therefore, when new intelligent device is issued, relatively be difficult to show its displaying contents under the situations such as Product Interface definition discussion.Moreover, increasing intelligent device uses universal serial bus (USB, Universal Serial Bus) as with the standard connectivity port of computing machine communication, therefore, connect intelligent device and computing machine as universal serial bus (USB) how, and, be user-friendly for operations such as product introduction, bulletin via the synchronous displaying contents that shows intelligent device of computing machine, be an instant problem to be solved.
Summary of the invention
The above-mentioned technical matters of the present invention for existing in the solution background technology, and a kind of synchronous picture display device and method thereof are proposed.
Technical solution of the present invention is: the present invention is a kind of synchronous picture display device, and its special character is: this device comprises: the subordinate end, and described subordinate end comprises: the subordinate linkage unit; Storage element is used for storing displaying contents; The subordinate display unit is used for showing the displaying contents that storage element is stored; Thread transmits the stored displaying contents of storage element according to order; Host side, described host side comprises: main linkage unit is used for connecting the subordinate linkage unit; Application program is used for sending order, and the displaying contents that receiving thread transmitted; Main display unit is used for the displaying contents that the display application program received, and subordinate display unit, thread and subordinate linkage unit are connected with storage element respectively, and main display unit is connected with the subordinate linkage unit by main linkage unit.
Above-mentioned subordinate linkage unit and main linkage unit are USB Port, RS-232 Port, IEEE1394 Port or SATA Port.
Above-mentioned application program sends order with predeterminated frequency, and upgrades the shown displaying contents of main display unit according to predeterminated frequency.
Above-mentioned subordinate end is intelligent mobile phone or PDA (Personal Digital Assistant), and described host side is personal computer or mobile computer
The method that a kind of picture synchronization shows is used for ordering about the displaying contents that host side shows the subordinate end, and its special character is: this method comprises the following step:
1) starts application program in host side;
2) application program sends a command to the subordinate end;
3) host side receives the displaying contents that the subordinate end is transmitted;
4) main display unit shows displaying contents.
Above-mentioned steps 2) application program sends order with predeterminated frequency in.
Above-mentioned steps 4) in according to predeterminated frequency update displayed content.
Above-mentioned steps 4) comprises also that afterwards step 5) repeats aforementioned three steps, up to closing application program.
The method that a kind of picture synchronization shows is used for ordering about the displaying contents that host side shows the subordinate end, and its special character is: this method comprises the following step:
1) starts thread at the subordinate end;
2) thread receives the order that host side sent;
3) thread is obtained displaying contents according to order;
4) thread transmits displaying contents to host side.
Above-mentioned steps 4) comprises step 5) after and repeat aforementioned three steps, up to closing thread.
The present invention can make the main display unit of host side show the displaying contents of subordinate end synchronously, so that the user carries out operations such as product introduction, bulletin, and can displaying contents be projected to big picture by the projection arrangement that host side connected, can not be subject to the less subordinate display unit of subordinate end and influence the effect of operations such as displaying, bulletin.Reach 480Mbps owing to popularize the maximum transfer speed of the USB2.0 that uses at present, the hardware performance of subordinate end all improves greatly at present in addition, therefore is presented at synchronously on the speed and efficiency without any problem.
Description of drawings
Fig. 1 is the synoptic diagram of synchronous picture display device of the present invention;
Fig. 2 is applied in the host side process flow diagram for picture synchronization display packing of the present invention;
Fig. 3 is applied in subordinate end process flow diagram for picture synchronization display packing of the present invention.
Wherein, 1-subordinate end, 11-subordinate linkage unit, 12-storage element, 13-subordinate display unit, 14-thread, 2-host side, 21-master's linkage unit, 22-application program, 23-master's display unit;
Embodiment
Referring to Fig. 1, synchronous picture display device comprises: subordinate end 1, host side 2.
Subordinate end 1, be electronic installations such as intelligent mobile phone, PDA (Personal Digital Assistant), but be not limited thereto, it mainly includes subordinate linkage unit 11, storage element 12, subordinate display unit 13, thread 14, wherein, storage element 12 stores displaying contents, and show the displaying contents that storage element 12 is stored by subordinate display unit 13, and thread (thread) 14 refers to from software or hardware realize the concurrent execution technique of a plurality of tasks, and its order that is sent according to host side 2 transmits the stored displaying contents of storage element 12.
The user makes host side 2 link to each other with subordinate end 1 through main linkage unit 21 with subordinate linkage unit 11, open the thread 14 that carry out on a backstage at subordinate end 1,2 of host side are to start application program 22, regularly give an order with a predeterminated frequency to subordinate end 1, the backstage execution thread 14 of subordinate end 1 grasps the displaying contents that belongs to display unit 13 in the back that receives orders, displaying contents is encoded into the application program 22 that sends to host side 2 after the data data, the application program 22 of host side 2 is re-encoded as displaying contents after receiving, and it is presented at main display unit 23, and regularly upgrade the shown displaying contents of main display unit 23 according to predeterminated frequency.
Referring to Fig. 2, method of the present invention comprises the following step:
Step 201: start application program 22 in host side 2.
Step 202: application program 22 sends a command to subordinate end 1.
Step 203: receive the displaying contents that subordinate end 1 is transmitted.
Subordinate end 1 grasps the displaying contents of subordinate display unit 13 in the back that receives orders, and be sent to host side 2, wherein, what subordinate end 1 transmitted is the data data that comprise displaying contents, and the application program 22 of host side 2 is re-encoded as displaying contents after receiving.
Step 204: show displaying contents.
After application program 22 is re-encoded as displaying contents with the data data, show displaying contents through main display unit 23.
Step 205: judge whether to close application program 22.
After main display unit 23 shows displaying contents, judge whether to close application program 22, if will close application program 22, carry out step 206; If will continue executive utility 22, carry out step 202.
Step 206: close application program 22.
After host side 2 is closed application program 22, can interrupt being connected of host side 2 and subordinate end 1, and can take out subordinate ends 1 from host side 2.
In step 202 to step 204, application program 22 can one predeterminated frequency regularly give an order to subordinate end 1, and can regularly upgrade the shown displaying contents of main display unit 23 according to predeterminated frequency.
Referring to Fig. 3, method of the present invention can also comprise the following step:
Step 301: start thread at subordinate end 1.
Step 302: thread 14 receives the order that host side 2 is sent.
Open the thread 14 that carry out on a backstage at subordinate end 1, receive the order that host side 2 is sent.
Step 303: obtain displaying contents according to order.
After thread 14 receives the order that host side 2 are sent, grasp the shown displaying contents of display unit 13, the displaying contents of display unit 13 is the stored displaying contents of storage element 12.
Step 304: transmit displaying contents to host side 2.
Step 305: judge whether to close thread 14.
Step 306: close thread 14.
After subordinate end 1 is closed thread 14, can interrupt being connected of host side 2 and subordinate end 1, and can take out subordinate ends 1 from host side 2.
Claims (10)
1. synchronous picture display device, it is characterized in that: this device comprises: the subordinate end, described subordinate end comprises: the subordinate linkage unit; Storage element is used for storing displaying contents; The subordinate display unit is used for showing the displaying contents that storage element is stored; Thread transmits the stored displaying contents of storage element according to order; Host side, described host side comprises: main linkage unit is used for connecting the subordinate linkage unit; Application program is used for sending order, and the displaying contents that receiving thread transmitted; Main display unit is used for the displaying contents that the display application program received, and described subordinate display unit, thread and subordinate linkage unit are connected with storage element respectively, and described main display unit is connected with the subordinate linkage unit by main linkage unit.
2. synchronous picture display device according to claim 1 is characterized in that: described subordinate linkage unit and main linkage unit are USB Port, RS-232 Port, IEEE1394 Port or SATA Port.
3. synchronous picture display device according to claim 1 is characterized in that: described application program sends order with predeterminated frequency, and upgrades the shown displaying contents of main display unit according to predeterminated frequency.
4. according to claim 1 or 2 or 3 described synchronous picture display devices, it is characterized in that: described subordinate end is intelligent mobile phone or PDA (Personal Digital Assistant), and described host side is personal computer or mobile computer.
5. the method that picture synchronization shows is used for ordering about the displaying contents that host side shows the subordinate end, and it is characterized in that: this method comprises the following step:
1) starts application program in host side;
2) application program sends a command to the subordinate end;
3) host side receives the displaying contents that the subordinate end is transmitted;
4) main display unit shows displaying contents.
6. picture synchronization display packing according to claim 5 is characterized in that: application program sends order with predeterminated frequency described step 2).
7. picture synchronization display packing according to claim 6 is characterized in that: in the described step 4) according to predeterminated frequency update displayed content.
8. according to claim 5 or 6 or 7 described picture synchronization display packings, it is characterized in that: comprise that also step 5) repeats aforementioned three steps after the described step 4), up to closing application program.
9. the method that picture synchronization shows is used for ordering about the displaying contents that host side shows the subordinate end, and it is characterized in that: this method comprises the following step:
1) starts thread at the subordinate end;
2) thread receives the order that host side sent;
3) thread is obtained displaying contents according to order;
4) thread transmits displaying contents to host side.
10. picture synchronization display packing according to claim 9 is characterized in that: comprise step 5) after the described step 4) and repeat aforementioned three steps, up to closing thread.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200910218696 CN101697115A (en) | 2009-10-30 | 2009-10-30 | Synchronous picture display device and method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN 200910218696 CN101697115A (en) | 2009-10-30 | 2009-10-30 | Synchronous picture display device and method thereof |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101916186A (en) * | 2010-07-30 | 2010-12-15 | 深圳创维－Rgb电子有限公司 | Method, device and terminal for expanded display of mobile terminal view |
| CN102446083A (en) * | 2011-09-07 | 2012-05-09 | 福州博远无线网络科技有限公司 | Method for reading and storing Android cellphone screen display contents at PC terminal |
| CN102609192A (en) * | 2012-01-17 | 2012-07-25 | 华为终端有限公司 | Mobile terminal operating method by computer and mobile terminal |
| CN102855106A (en) * | 2011-06-29 | 2013-01-02 | 汉王科技股份有限公司 | Method and system for communication between upper computer and electronic reader |
| CN103324452A (en) * | 2012-03-23 | 2013-09-25 | 百度在线网络技术（北京）有限公司 | Control device and method for displaying content of terminal screen synchronously |
| CN105094228A (en) * | 2010-08-13 | 2015-11-25 | Lg电子株式会社 | Mobile terminal and display apparatus and control method thereof |
-
2009
- 2009-10-30 CN CN 200910218696 patent/CN101697115A/en active Pending
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101916186A (en) * | 2010-07-30 | 2010-12-15 | 深圳创维－Rgb电子有限公司 | Method, device and terminal for expanded display of mobile terminal view |
| CN105094228A (en) * | 2010-08-13 | 2015-11-25 | Lg电子株式会社 | Mobile terminal and display apparatus and control method thereof |
| CN105094228B (en) * | 2010-08-13 | 2019-01-11 | Lg电子株式会社 | Mobile terminal, display device and its control method |
| CN102855106A (en) * | 2011-06-29 | 2013-01-02 | 汉王科技股份有限公司 | Method and system for communication between upper computer and electronic reader |
| CN102855106B (en) * | 2011-06-29 | 2016-01-27 | 汉王科技股份有限公司 | The method and system that host computer communicates with electronic reading device |
| CN102446083A (en) * | 2011-09-07 | 2012-05-09 | 福州博远无线网络科技有限公司 | Method for reading and storing Android cellphone screen display contents at PC terminal |
| CN102609192A (en) * | 2012-01-17 | 2012-07-25 | 华为终端有限公司 | Mobile terminal operating method by computer and mobile terminal |
| CN102609192B (en) * | 2012-01-17 | 2015-05-27 | 华为终端有限公司 | Mobile terminal operating method by computer and mobile terminal |
| CN103324452A (en) * | 2012-03-23 | 2013-09-25 | 百度在线网络技术（北京）有限公司 | Control device and method for displaying content of terminal screen synchronously |
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Open date: 20100421 |