CN1673932A - Intelligent hand writing inputting system - Google Patents
Intelligent hand writing inputting system Download PDFInfo
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- CN1673932A CN1673932A CNA2004100170954A CN200410017095A CN1673932A CN 1673932 A CN1673932 A CN 1673932A CN A2004100170954 A CNA2004100170954 A CN A2004100170954A CN 200410017095 A CN200410017095 A CN 200410017095A CN 1673932 A CN1673932 A CN 1673932A
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Abstract
The intelligent hand writing input system includes connected PDA and computer. After the user inputs text, graph or other data by means of touch input device in PDA, the data is acquired with the data intercepting module and transmitted to the data processing module for processing, and the processed data are sent out via the communication module. The communication module of the computer receives the data from the PDA, and the received data are transmitted to the data analyzing module for analysis. After that, the data are fed to system input queue for processing with the application program under the control of the control module. The present invention makes it possible to save the expense for computer hand writing board, needs no altering of the hardware in both PDA and computer and needs only installation of corresponding software in both PDA and computer.
Description
Technical field
The present invention relates to computer realm, relate in particular to a kind of the system of PDA(Personal Digital Assistant) as the outside handwriting input device of computing machine.
Background technology
There is function singleness usually in traditional computing machine handwriting input device with the form of special-purpose peripheral hardware.A kind of Chinese-character intelligent writing input method and writing input board have been disclosed No. 00112688 as Chinese patent application.It is that the stroke merger with Chinese character is a 4-6 class basic strokes, and the method that adopts man-machine interactive is carried out the input of Chinese character and/or phrase by adopting the writing input board of touch display screen with the style of writing mode.The input method simple, intuitive, speed is fast, can be applicable to the Chinese character entering technique in various fields such as PC, palm PC, mobile phone, e-commerce.But simple writing input board is merely able to provide the function of handwriting input, when the user need see the content of being write, then needs the screen viewing by computing machine, has caused a lot of inconvenience.Especially when the user when using handwriting pad to draw, eyes otherwise be parked in handwriting pad and the computer screen interlude rotates, whether the figure of drawing with observation post meets the requirements, thereby has influenced the effect of drawing.
Now, PDA(Personal Digital Assistant) is more and more universal, and all is equipped with touch input device, and can directly demonstrate literal or figure by handwriting input on the screen of personal digital assistant, and the user can directly see the state that oneself writes data.When the user promptly needs handwriting pad to need PDA again, then must buy two products simultaneously, caused waste economically, and also also inconvenient when carrying.If can be, then can avoid buying independent handwriting pad and saving and carry other hardware device the handwriting input device that makes PDA as computing machine.
The Chinese patent application of Taiwan Shenji Science and Technology Co.,Ltd No. 02231299 (May 7 2003 day for announcing) has disclosed a kind of device that personal digital assistant and computing machine are integrated, it is configuration one a personal digital assistant insertion slot on this computing machine, and disposes connector in this insertion slot.In this computer equipment,, be connected in the micro controller of personal digital assistant, be sent to the CPU (central processing unit) of computing machine with data this micro controller by this connector with a data transmission interface.In this computer equipment, have a control signal interface, be connected in the micro controller of this personal digital assistant through this connector, be sent to the CPU (central processing unit) of computing machine with control signal this micro controller.Include a synchronous signal in the control signal of this personal digital assistant, so that the data of personal digital assistant and intercomputer and signal keep synchronously.But this patent has only disclosed personal digital assistant has been installed to structure on the computing machine, do not disclose the application of touch input device how to realize personal digital assistant, and it needs to offer in advance on computers a personal digital assistant insertion slot, and in this insertion slot, dispose connector, also inconvenient in the practical application, then can't realize above function for the computing machine that does not have above-mentioned insertion slot structure.
Summary of the invention
The object of the present invention is to provide a kind of with the intelligent handwriting input system of PDA(Personal Digital Assistant) as the outside handwriting input device of computing machine.
The objective of the invention is to realize by following technical method: the intelligent handwriting input system comprises personal digital assistant and the computing machine that links together, personal digital assistant has touch input device, the module of the data of intercepting touch input device, data processing module and communication module, control module is connected with above-mentioned module, to control the operation of above-mentioned module; Computing machine comprises communication module, and the readout module is sent data into the module of system's input queue, and application program is controlled by control module with upper module; The module of data of intercepting touch input device is used to obtain literal or the data such as figure of user by the touch input device input, and above-mentioned data transmission carried out the processing of data to data processing module, the data after the processing are transferred on the communication module of computing machine through communication module; The communication module of computing machine receives above-mentioned data, and the data transmission that receives is carried out the parsing of data to the readout module; Afterwards data are sent into system's input queue, application program is handled the data in system's input queue by control module control.
Intelligent handwriting input system disclosed in this invention, its advantage shows: personal digital assistant and computing machine are combined, do not need to change the hardware device of personal digital assistant and computing machine, only need corresponding software be installed on personal digital assistant and computing machine can realize, thereby can be compatible fully with existing personal digital assistant and computing machine.Save the expense of independent purchase computing machine handwriting input device, increased the function of personal digital assistant.
Description of drawings
Fig. 1 is the system chart of intelligent handwriting input system of the present invention.
Fig. 2 is the synoptic diagram of the virtual hand-written input page of intelligent handwriting input system of the present invention.
Fig. 3 is the flow chart of data processing figure of PDA.
Fig. 4 is the flow chart of data processing figure of computing machine.
Fig. 5 is PDA transmits a workflow diagram from the parameter control module to computing machine.
Fig. 6 is computing machine transmits a workflow diagram from the parameter control module to PDA.
Embodiment
Intelligent handwriting input system of the present invention adopts the physical equipment of PDA(Personal Digital Assistant) as computing machine (PC) handwriting input, based on its internal processor, utilizes software to finish complicated processing procedure, thereby realizes substituting existing handwriting input device.
See also Fig. 1, intelligent handwriting input system of the present invention comprises personal digital assistant and computing machine, personal digital assistant has touch input device, the module of the data of intercepting touch input device, data processing module and communication module, control module is connected with above-mentioned module, to control the operation of above-mentioned module.Computing machine comprises communication module, and the readout module is sent data into the module of system's input queue, and application program is controlled by control module with upper module.Can adopt wired or wireless link to connect between personal digital assistant and the computing machine.The user is by data such as touch input device input characters or figures, the module of the data of intercepting touch input device is used to obtain above-mentioned data, and above-mentioned data transmission carried out the processing of data to data processing module, the data after the processing are transferred on the communication module of computing machine through communication module; The communication module of computing machine receives above-mentioned data, and the data transmission that receives is carried out the parsing of data to the readout module.Afterwards data are sent into system's input queue, application program is handled the data in system's input queue by control module control.
See also Fig. 3, the flow chart of data processing figure of personal digital assistant is at first starting intelligent inputting interface, the user carries out handwriting input by this interface, the module of the data of intercepting touch apparatus is caught the data of user's input, carry out data pre-service (as coordinate/transformation of scale etc.) by data processing module, to carry out the protocol data encapsulation through data after the pre-service, data are sent out through sending module.
See also Fig. 4, the flow chart of data processing figure of computing machine at first receives the data that personal digital assistant sends out by communication module, after the protocol data parsing through the readout module, carry out data processing, be converted to operating system energy recognition data, computing machine sends corresponding incoming event afterwards, the notifying operation system, and application program is handled and finally is presented on the screen of computing machine above-mentioned data.
In order to realize the synchronous of personal digital assistant and computing machine, need carry out as Fig. 5 and flow process shown in Figure 6.See also Fig. 5, is personal digital assistant transmitted the parameter control module to computing machine? / workflow be that personal digital assistant starts function is set, obtain user's selection, controlled variable is encapsulated the back to send by wired or wireless link, computing machine receives the above-mentioned data line data of going forward side by side and resolves, according to the Data Update controlled variable storehouse after resolving.
See also Fig. 6, the workflow that computing machine transmits the parameter control module to personal digital assistant is that computer starting is provided with function, obtain user's selection, send after controlled variable encapsulated, personal digital assistant receives data, the line data of going forward side by side is resolved, according to the Data Update controlled variable storehouse after resolving.Like this, personal digital assistant and computing machine can both carry out the setting of systematic parameter, and simultaneously parameter synchronization is arrived the other side, thereby make the control data that both sides are consistent, as the transformation of scale parameter, current coordinate Mapping relation etc.
See also Fig. 2, the display screen of personal digital assistant is smaller, and virtual input device is bigger, if the figure of input can't show on display screen fully, can carry out the input of big figure by virtual input device, and can on computer screen, whole image all be shown, enlarge the size of input equipment indirectly.Personal digital assistant has built-in display module, can show the input content in real time.
Intelligent handwriting input system of the present invention has this locality, long-range two kinds of mode of operations control, all possesses control module on personal digital assistant and the computing machine, is used for being provided with this machine and long-range mode of operation.Mode of operation one: personal digital assistant is only gathered user's input, and main frame is finished data processing, thereby realizes the support to the input of character input/paintbrush.Mode of operation two: personal digital assistant is finished the identification of character, saves the identification module on the main frame, thereby can utilize identification software built-in on the personal digital assistant, reduces the computing load of main frame.
Intelligent handwriting input system of the present invention does not need to change the hardware device of personal digital assistant and computing machine, only need corresponding software be installed on personal digital assistant and computing machine can realize, thereby can be compatible fully with existing personal digital assistant and computing machine.
Claims (9)
1. an intelligent handwriting input system comprises personal digital assistant and computing machine, personal digital assistant has touch input device, the module of intercepting touch input device data, data processing module and communication module, control module is connected with above-mentioned module, to control the operation of above-mentioned module; Computing machine comprises communication module, and the readout module is sent data into the module of system's input queue, and application program, is controlled by control module with upper module, and personal digital assistant is connected with computing machine; Intercepting touch input device data module is used to obtain literal or the data such as figure of user by the touch input device input, and above-mentioned data transmission carried out the processing of data to data processing module, the data after the processing are transferred on (communication) module of computing machine through communication module; The communication module of computing machine receives above-mentioned data, and the data transmission that receives is carried out the parsing of data to the readout module; Afterwards data are sent into system's input queue, application program is handled the data in system's input queue by control module control.
2. intelligent handwriting input system as claimed in claim 1 is characterized in that personal digital assistant is connected by wired mode with computing machine.
3. intelligent handwriting input system as claimed in claim 1 is characterized in that personal digital assistant is connected by wireless mode with computing machine.
4. intelligent handwriting input system as claimed in claim 1 is characterized in that personal digital assistant only gathers the data of user's handwriting input, and main frame is finished data processing, thereby realizes the identification to the handwriting input data.
5. intelligent handwriting input system as claimed in claim 1, it is characterized in that personal digital assistant is finished the identification of data of handwriting input after, transfer data to computing machine.
6. one kind with the method for personal digital assistant as computer peripheral, and personal digital assistant has touch apparatus, it is characterized in that: comprise the steps:
A) after personal digital assistant started intelligent inputting interface, the module of intercepting touch apparatus data was caught the data of user by this interface handwriting input;
B) carry out the data pre-service by data processing module; To carry out the protocol data encapsulation through data after the pre-service, data are sent out through sending module;
C) communication module of computing machine receives the data that personal digital assistant sends out;
D) after the protocol data parsing through the readout module, carry out data processing, be converted to operating system energy recognition data;
E) computing machine sends corresponding incoming event afterwards, the notifying operation system, and application program is handled and finally is presented on the screen of computing machine above-mentioned data.
7. method as claimed in claim 6 is characterized in that the synchronous process of personal digital assistant and computing machine is:
A) the personal digital assistant startup is provided with function, obtains user's selection, and controlled variable is encapsulated the back by sending;
B) computing machine receives the above-mentioned data line data of going forward side by side and resolves, according to the Data Update controlled variable storehouse after resolving;
C) computer starting is provided with function, obtains user's selection, sends after controlled variable is encapsulated;
D) personal digital assistant receives data, and the line data of going forward side by side is resolved, according to the Data Update controlled variable storehouse after resolving.
8. method as claimed in claim 6 is characterized in that personal digital assistant only gathers the data of user's handwriting input, and main frame is finished data processing, thereby realizes the identification to the handwriting input data.
9. method as claimed in claim 6, it is characterized in that personal digital assistant is finished the identification of data of handwriting input after, transfer data to computing machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2004100170954A CN1673932A (en) | 2004-03-22 | 2004-03-22 | Intelligent hand writing inputting system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2004100170954A CN1673932A (en) | 2004-03-22 | 2004-03-22 | Intelligent hand writing inputting system |
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| CN1673932A true CN1673932A (en) | 2005-09-28 |
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| CNA2004100170954A Pending CN1673932A (en) | 2004-03-22 | 2004-03-22 | Intelligent hand writing inputting system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101963838A (en) * | 2009-07-23 | 2011-02-02 | 英华达(上海)电子有限公司 | Method for using electronic reading device as writing board and portable electronic device thereof |
| CN101853079B (en) * | 2009-03-31 | 2012-09-05 | 联想(北京)有限公司 | Multi-hardware system data processing device and information input method thereof |
| CN103092500A (en) * | 2011-10-31 | 2013-05-08 | 汉王科技股份有限公司 | Method for unlocking screen, touch screen and electronic equipment |
-
2004
- 2004-03-22 CN CNA2004100170954A patent/CN1673932A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101853079B (en) * | 2009-03-31 | 2012-09-05 | 联想(北京)有限公司 | Multi-hardware system data processing device and information input method thereof |
| CN101963838A (en) * | 2009-07-23 | 2011-02-02 | 英华达(上海)电子有限公司 | Method for using electronic reading device as writing board and portable electronic device thereof |
| CN103092500A (en) * | 2011-10-31 | 2013-05-08 | 汉王科技股份有限公司 | Method for unlocking screen, touch screen and electronic equipment |
| CN103092500B (en) * | 2011-10-31 | 2016-08-10 | 汉王科技股份有限公司 | Unlocking screen method, touch screen and electronic equipment |
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