KR20040015471A - System and Method for transmitting voice message converted from e-mail message - Google Patents

Abstract

PURPOSE: A system and a method for converting and transmitting E-mail into a voice message are provided to improve a user's convenience by synthesizing text-based E-mail into a voice signal containing background music and sending it to a receiver's portable phone in the form of a voice message. CONSTITUTION: A provider server part(30) is connected between the Internet(1), to which a plurality of user computers(10) are connected, and a mobile communication network(2), to which a plurality of mobile terminals are connected. The provider server part(30) is comprised of an Internet access part, a web server, a TTS server, a mobile communication network access part, a VMS(Voice Message Service) server, an SMS(Short Message Service) server, a message storage part, and a file server. The provider server part(30) modulates and synthesizes the text-based E-mail inputted from a user computer(10) into a voice signal containing the background music selected by the user and transmits it through the mobile communication network(2) in the form of a voice message.

Description

System and Method for transmitting voice message converted from e-mail message}

The present invention relates to an e-mail transmission system, and in particular, an e-mail composed of a text message is converted into a voice message of a mobile phone by synthesizing a voice signal modulated and inserted into a background sound according to a user's selection and converting an e-mail into a mobile phone voice message System and method for transmitting.

With the establishment of the Internet based on Transmission Control Protocol / Internet Protocol (TCP / IP), various communication networks have been integrated around the world, and the number of services provided by the Internet is increasing rapidly with the increase of Internet users. Among the Internet services, the most frequently used user is an e-mail service.

The general e-mail service has provided only a basic type of service for sending and receiving text-based e-mail between Internet users. However, in recent years, thanks to the development of internet technology, a character e-mail service that displays e-mail contents through an avatar, a character image, or Various types of e-mail services have been proposed, such as a voice mail service for recording a user's voice and sending it by e-mail.

In addition, recent voice mail services integrate TTS systems that read out the contents of e-mails by voice using TTS (Text To Sound) technology, which analyzes text information and generates synthesized voice information, or integrates a wired / wireless telephone and data communication network. Service types are diversified, such as through the so-called Unified Messaging System (UMS), which allows users to search, compose, and exchange different types of messages such as voice mail, fax, and e-mail in a single mailbox. have.

However, in the case of a voice mail service for recording a voice of a conventional caller, there is an inconvenience in that the caller must directly record his or her voice on the web. In the case of the voice mail service using the TTS system and the UMS system, only a user who uses the system Since the received text e-mail can be sent as a voice message, a recipient who does not use the system cannot receive the text e-mail as a voice message on a mobile phone. The synthesized voice message is simply a voice that synthesizes text into a voice. As a result, it will give you a sense of hunger during continuous use.

Accordingly, the present invention was created in view of the above circumstances, and synthesizes a text-based email into voice signals of various tones including background music, and then transmits it as a voice message to the receiver's mobile phone to improve user convenience. It is an object of the present invention to provide a system and method for converting an e-mail into a mobile phone voice message.

1 is a block diagram schematically showing the configuration of a system for converting and sending an email into a mobile phone voice message according to the present invention.

2 is a block diagram showing the internal configuration of the operator server unit 30 shown in FIG.

FIG. 3 is a functional block diagram functionally showing the internal configuration of the web server 32 shown in FIG.

4 is a functional block diagram functionally showing the internal configuration of the TTS server 33 shown in FIG.

5A and 5B are flowcharts for explaining a process of converting and sending an email into a mobile phone voice message according to the present invention;

6 is a flowchart illustrating a voice message synthesizing process according to the present invention.

7 is a diagram showing an example of a web page transmitted to the user computer 10 according to the present invention.

*** Explanation of symbols for the main parts of the drawing ***

10 (10 ₁ ~ 10 _m ): user computer, 20 (20 ₁ ~ 20 _n ): mobile communication terminal,

30: operator server unit, 31: Internet access unit,

32: web server, 33: TTS server,

34: mobile communication network connection, 35: VMS server,

36: SMS server, 37: message storage,

38: File Server.

A system for converting and sending an email into a mobile phone voice message according to the present invention for achieving the above object is a network system for transmitting and receiving e-mail through a predetermined network, the web browser for connecting to the Internet and network connection means provided at least One user computer; At least one mobile communication terminal connected to a mobile communication network to perform a general telephone call and receive a voice message service through a corresponding mobile communication provider; Network connection means for communication connection to the Internet and a telecommunication network, a web server for receiving a text e-mail from the user computer, and synthesized the text e-mail into a voice signal in response to a request of the web server. A TTS server that generates a predetermined voice message by performing a user-modulated tone and background sound processing, and adds a mobile phone number of a user input caller and receiver to a voice message generated through the TTS server in response to a request of the web server. A service provider having a VMS server transmitting to a telecommunication network, and a file server storing a predetermined rhyme model database used in the speech synthesis operation of the TTS server and a natural language database in which Korean pronunciation, tags, and grammar rules are defined for each unit sound. Characterized in that it comprises a server unit.

In addition, in the present invention, the operator server unit converts the text email entered by the user into a short message in response to a request of the web server, and adds an SMS server for adding the sender and the recipient's mobile phone numbers to the mobile communication network. Characterized in that configured to include.

In addition, the method for converting and sending an e-mail to a mobile phone voice message according to the present invention for achieving the above object is via a predetermined server that is communicated between a plurality of user computers connected to the Internet and a plurality of mobile communication terminals connected to the mobile communication network A method of transmitting an email input by a user, the method comprising: a first step in which the server receives an input of a text email, a mobile phone number of an email sender and a receiver through the user computer, and the server via the user computer; A second step of receiving the modulation sound and the background sound selection information used for voice synthesis of a text e-mail; and a third step of the server extracting a text portion of the input text e-mail and synthesizing a pre-modulation voice signal; A predetermined voice for the pre-modulated voice signal based on the modulated tone selection information A fourth step of performing a modulation process; a fifth step of the server generating a voice message in which a predetermined background sound is inserted into the voice signal modulated according to the fourth step based on the background sound selection information; And a sixth step of adding the sender and the receiver's cell phone number to the voice message and transmitting the same to the mobile communication network, and the seventh step of transmitting the voice message to the mobile communication terminal of the receiver. .

In another aspect, the present invention is the server converts the input text e-mail into a short message and adds the mobile phone number of the sender and the receiver to the mobile communication network, and the mobile communication network is to send the short message to the mobile communication terminal of the receiver; Characterized in that further comprising the step of transmitting.

Therefore, according to the above configuration, it is possible to synthesize an e-mail created as a text message into a voice signal that has been modulated and inserted into a background sound according to a user's selection, and transmit the same as a voice message of a mobile phone.

Hereinafter, embodiments of the present invention will be described with reference to the accompanying drawings.

1 is a block diagram schematically showing the configuration of a system for converting and sending an email into a mobile phone voice message according to the present invention, which is a Internet ₁ to which a plurality of user computers 10: 10 ₁ to 10 _m are connected. The service provider server unit 30 is connected between the mobile communication network 2 to which a plurality of mobile communication terminals 20: 20 ₁ to 20 _n are connected.

In FIG. 1, the user computer 10 is connected to the Internet 1 to receive a HyperText Markup Language (HTML) document in which a character string and an image path are designated, and display the corresponding information. This is a network such as a web browser and a modem. A general computer device provided with connection means is used.

In FIG. 1, the mobile communication terminal 20 connects to a mobile communication network 2 to perform a general telephone call, as well as a well-known voice message service (VMS) and a short message service (SMS). In order to be provided, it uses a general mobile phone device.

In FIG. 1, the operator server unit 30 modulates and synthesizes a text-based email input from a plurality of user computers 10 into voice signals of various tones including background music selected by a user, and then performs a mobile communication network 2. In order to transmit the voice message through, the operator server unit 30 will be described in more detail below.

2 is a block diagram showing the internal configuration of the operator server unit 30, which is an Internet connection unit 31, a web server 32, a TTS server 33, a mobile communication network connection 34, a VMS server 35 ), An SMS server 36, a message storage unit 37, and a file server 38.

In FIG. 2, the Internet connection unit 31 is provided to provide a communication interface for connecting to the Internet 1 and includes network equipment such as a router and a hub. In FIG. 2, the web server 32 performs online membership registration and login processing of an Internet user who wants to use a voice mail service, and inputs a text email converted into a voice message, and selects a modulation sound and a background sound of a voice message. After providing the web screen interface and converting the input text e-mail into a voice message or a short message in conjunction with the TTS server 33, the VMS server 35, and the SMS server 36, which will be described later, the mobile communication network 2 It is to send.

In FIG. 2, the TTS server 33 grasps and analyzes the grammatical structure of the text included in the text e-mail input by the user in response to the request of the web server 32, and applies rhyme information of the natural language to apply pre-modulation voice. After synthesizing the signals, it is to generate a voice message that performs modulation sound and background sound processing selected by the user, and the mobile communication network connection unit 34 is for providing a communication interface for accessing the mobile communication network 2. It is configured to include a router, a gateway, and the like for connecting to an exchanger and a Short Message Service Center (SMSC) of each mobile communication provider (not shown).

In FIG. 2, the VMS server 35 adds a mobile phone number of a receiver and a sender (user) to a voice message synthesized through the TTS server 33 in response to a request of the web server 32. In response to a request of the web server 32, the SMS server 36 converts the text email input by the user into a short message and transmits the text email to the mobile communication network 2.

In FIG. 2, the message storage unit 37 is for temporarily storing a voice message and a short message transmitted to the mobile communication network 2 through the VMS server 35 and the SMS server 36, and the file server 38. ) Is a predetermined member information database such as personal information of a user subscribed to the voice mail service, a predetermined rhyme model database used in the voice synthesis operation of the TTS server 33, and each unit sound (e.g., a phoneme, It is for storing natural language database in which Korean pronunciation, tag and grammar rules of words) are defined.

Meanwhile, in the embodiment according to the configuration of FIG. 2, the user inputs a text email to a voice message or a short message of a mobile phone. The additional email server is added to the configuration of FIG. 2 to convert the voice message into a web-based voice email. It is also possible to configure for transmission.

Hereinafter, the web server 32 and the TTS server 33 shown in FIG. 2 will be described in detail.

3 is a functional block diagram functionally showing the internal configuration of the web server 32, which includes a program unit 321 composed of various operating program modules of the web server 32, and a web page storage unit 322. It is configured by.

In FIG. 3, the program unit 321 is a member information processing block 321a which performs online membership and login processing of a user who uses the voice mail service, a user's text e-mail input, and whether a voice or short message is transmitted. Application block 321b which provides various web screen interfaces for selecting desired modulation and background sounds when selecting and transmitting voice messages, and when the transmission of voice messages is selected, except the sender's and receiver's mobile phone numbers. The TTS interlocking block 321c for transmitting the text portion and the predetermined code number of the modulation sound and the background sound selected by the user to the TTS server 33 of FIG. 2 and synthesized through the TTS server 33 when transmitting a voice message. And a short message with a VMS interlocking block 321d for transmitting the processed voice message and the mobile number of the corresponding sender and receiver to the VMS server 35 of FIG. The mobile phone number of the text portion and the sender and recipient of the letter E ode also consists of a SMS interworking block (321e) for transferring treated with SMS server 36 of Fig.

In FIG. 3, the webpage storage unit 322 includes a plurality of webpages for user online subscription, text e-mail input, selection of whether to transmit a voice or short message, modulation sound and background sound.

4 is a functional block diagram functionally showing the internal configuration of the TTS server 33, which is a text analysis block 331, special syntax analysis block 332, rhyme processing block 333, speech synthesis processing block 334 ), Modulation processing block 335, and background sound processing block 336.

The text analysis block 331 is for processing part-of-speech tagging, grammar structure parsing, and pronunciation conversion of text extracted from an input text email, and the special syntax analysis block 332 includes a phone number included in the extracted text, It is to process the Hangul of special characters of two bytes, such as time and numbers, and the rhyme processing block 333 is for generating spacing reading, intonation, stress information required for speech synthesis, and the speech synthesis processing block 334. ) Is to synthesize a speech signal before modulation by executing a phoneme combination based on the analysis results of the text analysis block 331, the special syntax analysis block 332, and the rhyme processing block 333.

In addition, the modulation processing block 335 is a sound speed control for the synthesized pre-modulated speech signal, tone height and tone length modulation, known finite impulse response (FIR), filtering processing using an infinite impulse response (IR) filter, reverb, In order to generate a modulated voice signal by performing various sound effect processing such as chorus, flange, and phaser, the reverb is a combination of a plurality of reflection sounds by early reflections to the voice signal before modulation. The reflected sound is generated by delaying the voice signal before modulation several times at different times, and the chorus delays the voice signal before modulation by several time changes within a range of 20 to 30 ms. It is delayed by giving one time change within the range of 1 ~ 10ms. It means for synthesizing the geotreul opened waveform. In the present embodiment, the modulation process of the voice signal is performed by adjusting the speed of sound, modulating and filtering the sound height and length, and selectively combining the aforementioned sound effects. In FIG. 4, the background sound processing block 336 inserts the background sound selected by the user into the voice signal modulated by the modulation processing block 335 and outputs the voice message.

Hereinafter, the operation of the system for converting and sending an email having the above configuration into a mobile phone voice message will be described.

5A and 5B are flowcharts for explaining an operation of a system for converting and sending an email to a mobile phone voice message according to the present invention.

First, a user who wants to use the voice mail service according to the present invention connects to the operating website of the operator server unit 30 using his or her user computer 10. After that, the user who is registered as a member of the service logs in by inputting his / her member ID and password, and the user who is not a member is logged in after a predetermined member registration procedure for inputting his / her personal information (ST501 ~ ST504). step).

Thereafter, the web server 32 of FIG. 2 transmits the web page for text e-mail input as shown in FIG. 7 to the user computer 10 of the logged-in user according to the above-described process, and the user inputs an email content input field 71 of FIG. Enter the text of the text e-mail to be sent to (step ST505), the mobile phone number of the user (sender) and the mobile phone number of the receiver in the cell phone number input field 72 of FIG. FIG. 7 illustrates an example of a web page transmitted to the user computer 10 when an email server (not shown) is added to the configuration of FIG. 2, and the user wants to transmit a voice message to the email address of the receiver. 7 enters the recipient's e-mail address in the cell phone number input field 72 (step ST506).

Thereafter, the user selects whether to transmit a voice message or a short message through the message check box 73 of FIG. 7, and selects a type of a modulation sound and a background sound of the voice message through the modulated sound and the background sound check box 74 of FIG. 7. do. User-selectable modulation sounds are provided in various forms such as alien voices, trembling voices, male voices and female voices, depending on the modulation type combining sound speed, tone length, pitch modulation and sound effects. In the modulation sound and background sound selection box 74 of FIG. 7, the item of "voice selection" belongs to the "modulation sound selection" item, and only the items are distinguished for the convenience of the user. The background sound selected by the user is provided in various forms in consideration of e-mail contents such as marching songs, waltzes, and latest songs (ST507).

After the text e-mail, the sender and the receiver's mobile phone number, and various options are designated according to the steps ST505 to ST507, the web server 32 of FIG. If the transmission of the voice message is selected by checking whether or not the transmission is performed ("Voice" and "Voice + Text" column of Fig. 7) request the synthesis of the voice message to the TTS server 33 through the TTS interlocking block 321c of Fig. (ST508), the TTS server 33 of FIG. 2 first synthesizes a text portion of the text email transmitted from the web server 32 into a voice signal, and then performs a selected modulation and background sound processing to perform a voice message. Next, the voice message is temporarily stored in the message storage unit 37 of FIG. 2 (step ST509).

In addition, the web server 32 of FIG. 2 transmits the short message to the SMS server 36 through the SMS interlocking block 321e of FIG. 3 when the short message is selected (“short” and “voice + text” in FIG. 7). To request generation (step ST510), the SMS server 36 of FIG. 2 converts the text email transmitted from the web server 32 into a short message having a predetermined data format, and the message storage unit 37 of FIG. It is temporarily stored at (ST511).

Thereafter, the VMS server 35 of FIG. 2 extracts a voice message to be transmitted from the message storage unit 37 in response to a predetermined voice message transmission request of the web server 32, and then adds a mobile phone number of the receiver and the sender to the corresponding voice message. In addition, the SMS server 36 of FIG. 2 also extracts a short message to be sent from the message storage unit 37 in response to a request for transmitting a short message from the web server 32. The sender's mobile phone number is added and transmitted to the mobile communication network 2 (step ST512).

In addition, the exchanger / SMSC (not shown) of each mobile communication provider who receives the voice message or the short message from the operator server unit 30 transmits the corresponding voice message or the short message to the receiver's mobile communication terminal 20. . At this time, the mobile phone number of the caller is used for charging and displaying the calling number according to voice or short message transmission (ST513).

Hereinafter, a voice message synthesizing process according to step ST509 will be described in more detail with reference to FIG. 6.

That is, the web server 32 displays the text portion of the text email input by the user through the TTS interlocking block 321c of FIG. 3 and the predetermined code number of the modulation and background sounds selected / specified by the user. The text analysis block 331, the special syntax analysis block 332, the rhyme processing block 333 and the speech synthesis processing block 334 of the TTS server 33 shown in FIG. The grammatical structure of the text included in the text e-mail is identified and analyzed by referring to the rhyme model database and the natural language database stored in the file server 38, and the natural language rhyme information is applied to synthesize the speech signal before modulation (ST602). ).

The modulation processing block 335 of the TTS server 33 then adjusts the sound speed, modulates the pitch and length of the voice signal before modulation according to the code number of the modulated tone selected by the user, filters using the FIR, IIR filter, reverb, Voice modulation is performed by selectively combining at least one of sound effect processing such as chorus, flange, and phaser (step ST603), and the background sound processing block 336 modulates the voice of step ST603 according to the code number of the background sound selected by the user. A predetermined background sound is inserted into the signal to output a voice message having a predetermined data format (step ST604).

As described above, according to the present invention, a user modulates and synthesizes a text e-mail input on a web into a voice signal of various tones including background music, and transmits the voice mail to a receiver's mobile phone as a voice message or a short message. It will make it easier to use and improve the entertainment aspects of email.

Claims (7)

In a network system for transmitting and receiving e-mail through a predetermined communication network, At least one user computer including a web browser and a network connection means for connecting to the Internet; At least one mobile communication terminal connected to a mobile communication network to perform a general telephone call and receive a voice message service through a corresponding mobile communication provider; Network connection means for communication connection to the Internet and a telecommunication network, A web server for receiving a text email from the user computer; A TTS server for synthesizing the text e-mail into a voice signal in response to a request of the web server, and performing a user-selected modulation and background sound processing on the synthesized voice signal to generate a predetermined voice message; A VMS server for adding a user's mobile number of a sender and a receiver input to a voice message generated through the TTS server in response to a request of the web server, and transmitting it to a telecommunication network; And a service provider server unit including a predetermined rhyme model database used in the speech synthesis operation of the TTS server, and a file server storing a natural language database in which Korean pronunciation, tags, and grammar rules of each unit sound are defined. A system that converts the email to a mobile phone voice message. The method of claim 1, The web server includes a program unit equipped with an internal operation program module, and a web page including a plurality of web pages for online membership of a user, input of an e-mail, input of a voice or a short message, selection of a modulation sound and a background sound. A storage unit; The program unit is a member information processing block for performing online membership and login processing of a user using a voice mail service, An application block providing a web screen interface for user input of text e-mail and selection of modulation and background sounds, A TTS interlocking block which transmits a predetermined code number of a text portion and a modulation sound and a background sound selected by the user to the TTS server in an input text e-mail, And a VMS interlocking block configured to transmit and process the voice message synthesized through the TTS server and mobile phone numbers of the corresponding sender and receiver to the VMS server. The method of claim 1, The TTS server A text analysis block that processes part-of-speech tagging, grammar structure parsing, and phonetic transformation of text extracted from text email, A special parsing block that handles the localization of 2-byte special characters in the extracted text, Rhythm processing block for generating spacing, accent, accent information required for speech synthesis, A speech synthesis processing block for synthesizing a speech signal before modulation by executing a phoneme combination based on the analysis result of the text analysis block, the special syntax analysis block, and the rhyme processing block; A modulation processing block for generating a modulated voice signal by selectively performing sound speed control, tone height and sound length modulation, and sound effect processing on the pre-modulated voice signal; And a background sound processing block configured to insert and process a predetermined background sound selected by a user into the voice signal modulated by the modulation processing block to generate a voice message. The method of claim 1, The service provider server unit may further include an SMS server that converts a text email input by a user into a short message in response to a request of the web server, and adds a mobile phone number of the user and the sender and the receiver. The system converts and transmits an e-mail to a mobile phone voice message. Claims [1] An email transmission method for transmitting an email input by a user through a predetermined server connected through communication between a plurality of user computers connected to the Internet and a plurality of mobile communication terminals connected to a mobile communication network. A first step in which the server receives an input of a text email and a mobile phone number of an email sender and a receiver through the user computer; A second step of receiving, by the server, the modulated sound and the background sound selection information used for speech synthesis of a text email through the user computer; A third step of the server extracting a text portion of an input text email and synthesizing a voice signal before modulation; A fourth step of the server performing a predetermined voice modulation process on the pre-modulated voice signal based on the modulation tone selection information; A fifth step of the server generating a voice message in which a predetermined background sound is inserted into the voice signal modulated according to the fourth step based on the background sound selection information; A sixth step of the server adding the sender's and receiver's cell phone numbers to the voice message and transmitting the same to the mobile communication network; And a seventh step of transmitting the voice message to a mobile communication terminal of a receiver by a corresponding mobile communication network. The method of claim 5, wherein In the fourth step, a modulation process is performed by selectively combining at least one of sound speed control, sound height and sound length modulation, filtering processing, and sound effect processing including reverb, chorus, flange, and phaser in a pre-modulated voice signal. A method for converting and sending an email to a mobile phone voice message, characterized in that it is made. The method of claim 5, wherein Converting the input text email into a short message and adding the sender's and receiver's mobile phone numbers to the corresponding mobile communication network; And transmitting the short message to a mobile phone voice message, wherein the mobile communication network further comprises transmitting the short message to a receiver's mobile communication terminal.