KR101088151B1 - Document digitalization device and method, and record medium which is readable by computer and have executable command for performing the same method - Google Patents

Abstract

An electronic pen including a receiver attached to a clipboard holding a form containing a form, which performs data communication with a PC, a transmitter which performs data communication through the wireless signal with the receiver, a switch, and a pen body, and a coordinate value. There is provided a document digitization system including a document digitization unit for converting the image into an image. Here, the receiving unit detects the radio signal transmitted from the transmitting unit at least two points or more and receives coordinate values for the position of the electronic pen, and the received coordinate values are converted into an image by the document digitizing unit It is stored in combination with the image of the form.

Description

FIELD OF THE INVENTION A computer readable recording medium having computer-executable instructions for performing a document digitization system, method, and method for digitizing a document.

The present invention relates to a system, a method for digitizing a document, and a computer readable recording medium having computer-executable instructions for performing a method for digitizing a document, and more particularly, using an electronic pen on a paper having a predetermined format. A document digitization system and method capable of digitizing a created document and storing it in a database form, and a computer readable recording medium having computer executable instructions for performing the document digitization method.

As society grows in complexity, the volume of documents required for business processes is also increasing. In the conventional business environment, documents were processed by outputting them in a hard copy form and organizing them in a file format and storing them in a storage warehouse. However, this type of document organization is not enough to keep up with the runaway volume of documents.

In particular, financial institutions such as banks and securities companies, telecommunications companies and insurance companies that sign contracts in a uniform and substantial amount of formal contracts, schools that need to manage student grades as a report card, and patients. For organizations dealing with many formal forms of documents, such as their medical cards, the task of documenting records is very routine but important.

In the past, a number of such documents have been digitized and stored in a computer or a server, and thus a task of reducing the amount of documents in the form of a hard copy has been performed.

As one of them, Korean Patent Publication No. 10-2003-94570 (published December 18, 2003) and Korean Patent Publication No. 10-2002-0039435 (May 27, 2002) and the like are made of a computer. It is known that a user inputs text into a form and outputs it as a hard copy or outputs only a blank form. The user directly writes it with a ballpoint pen, scans it as an image, and stores it in a computer or server.

This method has an advantage that it is easy to manage using a computer such as copying, transferring, and modifying a computer since the document is imaged and stored in a computer. However, since the image is created by scanning using hard copy, the hard copy must be present and stored separately. Therefore, the additional work of scanning is required compared to the method of simply file-saving the existing hard copy. Therefore, there is no significant improvement in time and effort compared to the conventional method.

Therefore, there is a need for a new type of document digitization scheme that can improve the digitization of such conventional forms of documents.

The present invention was devised in view of the above-described problems of the prior art, and according to one aspect of the present invention, a document digitization system capable of digitizing a document created by using an electronic pen on a paper having a predetermined format into an image file, A method, and a document digitizing program storage medium.

According to another aspect of the present invention, a document digitization system, method, and document digitization program storage medium capable of converting a document created by using an electronic pen on a paper having a predetermined format into an image file or a text document and storing it in a database form. To provide.

According to an embodiment of the present invention, a receiver attached to a clipboard holding a form containing a form for performing data communication with a PC, a transmitter for performing data communication via a wireless signal with the receiver, a switch, and a pen body And a document digitization unit for converting a coordinate value into an image, and a document digitization system including the electronic pen, wherein the receiver detects the wireless signal transmitted from the transmitter at least two points or more, and the position of the electronic pen. Receives a coordinate value for, and the received coordinate value is converted into an image by the document digitization unit and stored in association with the image of the format.

The document digitizing unit is coordinated with the receiving unit coordinate reading means for reading the coordinate value from the receiving unit via the PC, image rendering means capable of imaging the coordinate value read from the coordinate reading means, the PC A form calling means for calling up and displaying the form image stored in the storage device in the storage device of the PC, and completing the form by mutually combining the image rendered by the image rendering means and the form image called by the form calling means. Image combining means, and storage means for storing the completed image form in a storage device of the PC.

The document digitization unit may further include database means for adding a record to the format image completed by the image combining means and for databaseting the completed format image according to the record.

The document digitizing unit may further include text converting means capable of converting the formatted image completed by the image combining means into text.

The text converting means may further include a text identification unit that recognizes the formatting area as a form and the text area as text by dividing a formatting area and a text area from the completed format image.

The wireless signal may be transmitted from the transmitter to the receiver by at least one of radio frequency (RF) communication, infrared communication, Bluetooth communication, and wireless LAN communication.

Data communication between the PC and the receiver may be performed by at least one of USB, wired communication including a serial bus, and wireless communication including RF (Radio Frequency) communication, infrared communication, Bluetooth communication, and WLAN communication. .

According to another aspect of the present invention, a receiver attached to a clipboard holding a form containing a form for performing data communication with a PC, a transmitter for performing data communication via a wireless signal with the receiver, a switch, and a pen body. A document digitization method using an electronic pen and a document digitizer for converting a coordinate value into an image, comprising: initializing a document digitizer, the receiver, and the transmitter installed in the PC; Driving the transmitter by operating a switch included in the electronic pen; Transmitting a signal from the transmitter to the receiver according to driving of the transmitter; Receiving a signal transmitted from the transmitter by the receiver at at least two positions to calculate a coordinate value representing the position of the electronic pen; Transmitting the calculated coordinate values to a PC; Generating a content image from the transmitted coordinate values by the document digitization unit; And generating and storing a document image by combining the generated content image and the format image stored in the PC by the document digitization unit.

According to still another aspect of the present invention, the wireless signal is received from an electronic pen including a transmitter for transmitting a wireless signal to calculate coordinate values, generate an image from the calculated coordinate values, and generate the generated image and the format image. A storage medium for storing a document digitization unit for combining a document image and storing the document image on a PC, wherein the document digitization unit in conjunction with the receiving unit coordinate reading means for reading the coordinate value from the receiving unit via the PC, Image rendering means capable of imaging the coordinate values read from the coordinate reading means, form calling means for calling up and displaying the format image stored in a storage device in the PC on a monitor of the PC, rendering from the image rendering means Image and call by means of the above format call A computer having computer executable instructions for performing a document digitizing method comprising image combining means for combining the exported form images to complete a form, and storing means for storing the completed image form in a storage device of the PC. A readable recording medium is provided.

As described above, a computer-readable recording medium having computer-executable instructions for performing a document digitization system, method, and document digitization method according to an embodiment of the present invention may include an electronic pen on a paper having a formal form. It can be used to create documents and digitize them into image files or text documents and store them in the form of a database. Therefore, various types of contracts and applications (e.g., formal and uniform form documents used by companies such as banks and insurance companies and public institutions) It can be applied to schools or academies that perform test paper grading including writing and writing, and can be used to carry out the work quickly and conveniently. Since a digital signature (for example, a touch screen method is used for signing after card payment) has been established, the signature of the contract can be easily prepared and managed.

Hereinafter, the same reference numerals will be described in detail with reference to the accompanying drawings, with reference to the same components preferred embodiments of the present invention. The terms and words used in the present specification and claims should not be construed as limited to ordinary or dictionary meanings and should be construed in accordance with the technical meanings and concepts of the present invention.

The embodiments described in the specification and the configuration shown in the drawings are preferred embodiments of the present invention, and do not represent all of the technical idea of the present invention, various equivalents and modifications that can be substituted for them at the time of the present application are There may be.

1 is a system diagram illustrating an example of a document digitization system according to an embodiment of the present invention.

Referring to FIG. 1, the document digitization system 1 according to an exemplary embodiment of the present invention is connected to a PC 30, and performs a data communication with the PC 30. The receiver 20 and the receiver 20 wirelessly communicate with each other. It includes an electronic pen 10 including a (not shown) a transmission unit for performing data communication.

The electronic pen 10 may include a (not shown) switch, a (not shown) pen body, and a transmitter. The switch allows the electronic pen 10 to transmit a predetermined signal from the transmitter to the receiver 20 during writing. The pen body forms the body of the electronic pen 10 and includes a refillable pen nib therein.

The transmitter transmits a signal to the receiver 20 according to an on / off operation of the switch. The signal transmitted from the transmitter to the receiver 20 may be an analog waveform in which amplitude and period may vary.

The receiver 20 may be configured in the form of a clip that can be attached to the clipboard 40 on which the paper 41 having a predetermined format is placed. The receiving unit 20 may receive a signal transmitted from the transmitting unit of the electronic pen 10 at at least two positions, and calculate, for example, a trajectory, that is, a coordinate value, which the electronic pen 10 writes by using a triangulation method. The calculated coordinate values are transmitted to the PC 30 through data communication between the receiver 20 and the PC 30.

The PC 30 recognizes a coordinate value in the internal storage device (not shown) and renders the content as the user writes with the electronic pen 10 as an image (hereinafter, such image is referred to as a 'content image'). Document digitization with a document digitization program that can combine an imaged form (hereinafter referred to as a "format image") to produce a completed image (hereinafter referred to as a "document image") And a document image can be generated and stored in the storage device based on the coordinate values received from the receiver 20.

The document image stored in the storage device may be output to the monitor 31 of the PC 30 through a display or a printer (not shown).

The actual writing on the paper 41 through the writing of the electronic panel 10 and the display on the monitor 31 may be simultaneously performed in real time.

The document digitization unit will be described in detail with reference to FIG. 2.

The clipboard 40 serves to mount the paper 41 to be fixed without moving.

In an embodiment of the present invention, the receiver 20 calculates only the coordinate values of the electronic pen 10 and transmits them to the PC 30, and imaging based on the coordinate values is implemented through a document digitizer stored inside the PC 30. Although the present invention is not limited thereto, the receiver 20 further includes an image rendering means in the receiver 20 itself so that the receiver 20 renders an image from its calculated coordinate values and transmits the rendered content image to the PC 30. It will be apparent to those skilled in the art that the document image can be stored in a storage device in the PC 30 and can be combined with the format image to generate a document image based thereon.

The receiver 20 is described as being formed to be attached to the clipboard 40 in the form of a clip as shown, but the present invention is not limited thereto, and other components, for example, the receiver 20 is not a clip type clip The board 40 may be attached to the board 40 by further including a velcro or other suction plate shape, or may be integrally formed with the clipboard 40.

As such, the shape of the receiver 20 is not particularly limited as long as it can be fixed so that the distance from the electronic pen 10 does not change randomly.

In addition, the communication between the receiver 20 and the transmitter is transmitted in a predetermined wave form such as an ultrasonic wave, a radio frequency (RF) method, an infrared method, and a Bluetooth, so that the receiver 20 positions the position of the electronic pen 10 in a triangulation form. If it can be calculated, it is not particularly limited.

In addition, the connection between the receiver 20 and the PC 30 in the form of USB (Universal Serial Bus) is shown, but the present invention is not limited to this, other serial communication method, wired method including a parallel communication method, RF The communication method is not particularly limited as long as data communication is possible, such as a wireless method including communication, infrared communication, Bluetooth, WLAN, and UWB.

2 is a flowchart illustrating a document digitizing method according to an embodiment of the present invention.

Referring to FIG. 2, first, the PC 30 and the receiver 20 are connected by USB as an initial setup state, and the receiver 20 in the form of a clip is attached to the clipboard 40. The paper 41 having the holder is placed (step S10). In addition, the receiving unit 20 performs initial setup so that the coordinate values of the electronic pen 10 can be calculated according to the signal from the transmitting unit 11.

Next, the document digitization unit installed in advance in the PC 30 is executed (step S30).

Thereafter, when the user writes the contents on the sheet 41 including the form using the electronic pen 10, the switch included in the electronic pen 10 operates to drive the transmitting unit 11 (step S50). The signal from 11 is transmitted to the receiver 20 (step S70).

More specifically, the user uses the electronic pen 10 to complete a predetermined format in accordance with the format of the paper 41 located on the clipboard 40. For example, the form of the paper 41 may be a standard form of communication service contract used in a telecommunications company, and the user may fill in blank portions of the contract, for example, personal information such as a user name and address, a user signature field, Portions such as the date are described using an electronic pen.

At this time, a switch included in the electronic pen 10 operates to drive the transmitter 11. When the transmitter 11 is driven, the signal, for example, an electromagnetic wave having a predetermined wavelength is transmitted to the receiver 20.

The receiver 20 receives a signal from the transmitter 11 at least two positions, and calculates a coordinate value indicating the position of the electronic pen 10 by, for example, a triangulation method (step S90). Here, the position coordinates are continuously calculated by the receiver 20 by transmitting the electromagnetic wave continuously by the transmitting unit 11 of the electronic pen 10 during the user's writing operation, and the calculated position coordinates may be sequentially accumulated.

The calculated coordinate values are transmitted to the PC 30 (step S110), and the document digitization unit of the PC 30 generates a content image by rendering an image based on the transmitted coordinate values (step S130).

Thereafter, the document digitization unit combines the generated content image with the format image already stored in the PC 30 to generate a document image and stores it in the PC 30 (step S150).

3 is a functional block diagram of the document digitizing unit 50 according to an embodiment of the present invention.

First, the document digitization unit 50 may be a general-purpose program stored in a storage device such as a hard disk of the PC 30 and installed and operated in a PC OS including a window or a macOS.

The document digitizing unit 50 is interlocked with the receiving unit 20 from the coordinate reading unit 51 and the coordinate reading unit 51 for reading the coordinate values from the receiving unit 20 via the PC 30. The image rendering means 52 which can image the predetermined coordinate values read out, and the digitized image of the paper 41 stored in a storage device such as a hard disk in the PC 30, for example, JPG, TIFF, etc. Form calling means 53 for calling an image file which may be a scanned image of the sheet 41 and displaying it on the PC 30 monitor 31, an image rendered from the image rendering means 52 and the form calling means. Image combining means 54 for combining the forms called by 53 to complete the forms, and image storing means 55 for storing the completed image forms in a storage device of the PC 30. have.

More specifically, the coordinate reading means 51 reads from the PC 30 the coordinate values calculated and accumulated by the receiving unit 20 and transmitted from the receiving unit 20 to the PC 30 via the USB.

The image rendering means 52 converts the coordinate value read by the coordinate reading means 51 into a content image. For example, the image rendering means 52 generates a content image by one-to-one correspondence with the coordinates of the pixels on the monitor 30 of the PC 30 based on the coordinate values provided by the coordinate reading means 51, respectively, and monitors them ( 31) can be displayed.

By doing so, the user can image and appear on the monitor 31 of the PC 30 as it is written on the sheet 41 including the form placed on the clipboard 40.

The image combining means 54 combines the content image generated by the image rendering means 52 with the format image read by the form calling means 53 from the storage device of the PC 30 to form a combined form. The completed document image is generated and stored in the storage device of the PC 30 by the storage means of the document digitization unit 50.

In this manner, by the document digitizing unit 50 of the present invention, the form created by the user using the electronic pen 10 can be imaged as it is and stored in the storage device of the PC 30. This form can be easily managed through the PC (30), such as editing, storage, transmission can be managed and the original can also be stored in the form of a file.

4A is a functional block diagram of a document digitizer 50 according to another embodiment of the present invention, and FIG. 4B illustrates an example of a record included when a document image is stored in a database according to an embodiment of the present invention. One drawing.

Referring to FIG. 4A, the document digitizing unit 50 according to an embodiment of the present invention adds a predetermined record to the document image completed by the image combining means 54, and displays the completed form image according to the predetermined record. It may further comprise a database means 56 that can be databaseized.

The database means 56 stores the PC 30 by the image storage means 55 by combining the format image and the predetermined record with each other and sorting the data based on the record, for example, by date, author, title, and the like. Can be stored on the device. To this end, the database means 56 is a document image generated by the record extracting means 56a capable of extracting the record from the PC 30 and the record and image combining means 54 extracted by the record extracting means 56a. It may further comprise a record combining means 56b to combine to create a database.

Referring to FIG. 4B, a record included when a document image is stored in a database according to an embodiment of the present invention may include a sequence number, a date, a title, a storage form, an author, and the like, but is not limited thereto. You can add another record.

The order record may be automatically assigned sequentially for each completed format image. The date record may be a date when the format image acquired from the date information of the PC 30 is completed. The title record is the title of the completed template image, which can be obtained by the user directly inputting via input means of the PC 30, for example, a keyboard. The storage type record may indicate the storage type of the completed format image, that is, attributes of the stored image such as JPG, TIFF, and BMP. The author record indicates the name of the user who created the form image, and the author record can be directly input through an input means such as a keyboard as well as the title record.

5 is a functional block diagram of the document digitizing unit 50 according to another embodiment of the present invention.

Referring to FIG. 5, the document digitizing unit 50 according to an embodiment of the present invention further includes a text converting means 57 capable of converting the format image completed by the image combining means 54 into text. can do.

The text converting means 57 may be a conventional general optical character recognition (OCR) capable of converting a document image into text data.

Because the format is not a text part, breaking the format into OCR can result in broken text. To prevent this, the text converting means may include a text identification unit 57a capable of distinguishing the formatting area from the text area from the completed document image to format the format area, for example, as a table and a text area as text. Can be. The part recognized as the format by the text identification unit 57a is not converted into text, and only the text area is converted into the text so that the text and the format can be separately stored.

As described above, a technique for distinguishing text from a format and formatting the OCR from an image, in particular from a format image including a format, is widely known, and thus a detailed description thereof will be omitted.

The document image converted into text in this manner can be assigned to each record by the database means 56 and stored in a database for each record. In this case, as shown in the example of FIG. 4A, the title record or the author record is read and used as the title and the creator of the format converted to text without the user having to input separately using an input means such as a keyboard of the PC 30. Can be. In this case, of course, the title and author should appear on the form.

The document digitization unit 50 may be stored in a computer-readable recording medium, such as, but not limited to, CD-ROM, RAM, ROM, floppy disk, hard disk, magneto-optical disk, and the like.

The technical spirit of the present invention has been described above with reference to the accompanying drawings, but this is only illustrative of the preferred embodiments of the present invention and is not intended to limit the present invention. In addition, it is a matter of course that various modifications and variations are possible without departing from the scope of the technical idea of the present invention by anyone having ordinary skill in the art.

1 is a system diagram showing an example of a document digitization system according to an embodiment of the present invention;

2 is a flowchart illustrating a document digitizing method according to an embodiment of the present invention;

3 is a functional block diagram of a document digitization unit according to an embodiment of the present invention;

4A is a functional block diagram of a document digitizing unit according to another embodiment of the present invention, and FIG. 4B is a view showing an example of a record included when a document image is stored in a database according to an embodiment of the present invention; And

5 is a functional block diagram of a document digitization unit 50 according to another embodiment of the present invention.

Claims (12)

A receiving unit attached to a clipboard holding a sheet containing a form to perform data communication with a PC and receiving wireless signals transmitted from a transmitting unit of the electronic pen at at least two positions; An electronic pen including a transmitter, a switch, and a pen body for performing data communication with the receiver through a wireless signal; And A document digitizer for converting the trajectory coordinate value of the electronic pen into an image; Including, The document digitization unit, Image rendering means capable of imaging the trajectory coordinate value; Form recall means for calling up an image of said form stored in a storage device in said PC and displaying it on a monitor of said PC; Image combining means for generating a document image by mutually combining the image rendered from the image rendering means and the format image called by the format calling means; And And text conversion means for converting the document image completed by the image combining means into text and recognizing only the text area excluding the formatting area from the completed format image. Document Digitization System. The method of claim 1, wherein the document digitizing unit, Storage means for storing the completed document image in a storage device of the PC; And And documenting means for adding a record to the document image completed by the image combining means and for databaseting the completed document image according to the record. delete delete delete The method of claim 1, wherein the wireless signal, The document digitization system characterized in that the transmission from the transmitter to the receiver by at least one of RF (Radio Frequency) communication, infrared communication, Bluetooth communication, WLAN communication. The method of claim 1, wherein the data communication between the PC and the receiver, A document digitization system, characterized in that performed by at least one of USB, wired communication including a serial bus, and radio communication including RF (Radio Frequency) communication, infrared communication, Bluetooth communication, and wireless LAN communication. An electronic pen including a receiver attached to a clipboard holding a form containing a form and performing data communication with a PC, a transmitter for performing data communication through a wireless signal with the receiver, a switch, and a pen body, and the electronic device. A method for digitizing a document in a document digitization system including a document digitizer for converting a pen coordinate value into an image, Initializing a document digitizer included in the PC, the receiver, and the transmitter; Driving the transmitter by operating a switch included in the electronic pen; Transmitting a signal from the transmitter to the receiver according to driving of the transmitter; Receiving a signal transmitted from the transmitter by the receiver at at least two positions to calculate a coordinate value representing the position of the electronic pen; Transmitting the calculated coordinates to the document digitization unit of the PC; Generating a content image from the transmitted coordinate values by the document digitization unit; And Generating and storing a document image by combining the generated content image and the format image stored in the PC by the document digitization unit; Including; And the document digitizing unit converts the completed document image into text and recognizes only the text area excluding the formatting area from the completed format image. The method of claim 8, wherein the document digitizing unit, And documenting means for adding a record to the completed document image and for making a database of the completed document image according to the record. delete A computer-readable recording medium having computer-executable instructions for performing the document digitizing method according to claim 8 or 9. delete

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