KR20020063438A - Method for delivering e-mail including live-image and voice message - Google Patents

Abstract

PURPOSE: A method for transmitting moving picture and voice e-mail is provided to improve the transfer speed of e-mail and the quality of images and sound by effectively compressing a large amount of data according to user systems and offering various supplemental selection functions for the number of frames, screen size, recording data amount, recording time, etc. CONSTITUTION: A moving picture and voice mailing system consists of a mail server(10), a sender system(30), a receiver system(40) and a receiver-side mail server(50). These servers and systems are interconnected through a computer network(20). The mail server(10), comprised of a web server(11), various application programs(12), and a database server(13), provides services for the transmitting and receiving of multimedia e-mail containing moving picture and voice information. The sender system(30) comprises a communication modem(31), a processing unit(32), a mail program(33), a web browser(34), a storage unit(35), an audio card(36), a microphone(37), and a camera(38). The receiver system(40), connected with the mail server(10) through the computer network(20), provides downloading service for the multimedia e-mail transmitted from a sender. The receiver system(40) includes a communication modem(41), a processing unit(42), a mail program(43), a web browser(44), a storage unit(45), an audio card(46), a video card(47), a speaker(48), and a monitor(49).

Description

How to send video and voice emails {Method for delivering e-mail including live-image and voice message}

The present invention relates to a video and voice e-mail transmission method, and more particularly, in the transmission of video / voice mail over the Internet or the web, the compression codec is automatically set according to the user's system environment, and the number of frames, The present invention relates to a video and voice e-mail transmission method for improving the compression rate and transmission speed of data and facilitating user convenience by easily changing and setting the screen size, the amount of recorded data or the time.

Recently, as computer processing power has been improved and the Internet and communication network have been widely spread, an e-mail service that can exchange messages quickly and easily between senders and receivers has been widely implemented. By attempting an e-mail having multimedia functions such as a voice and a card, an attempt is made to deliver a lively and more effective message compared to a conventional text-type e-mail.

However, in the case of the conventional multimedia e-mail such as video, voice, etc., as the amount of data becomes larger than the text-type e-mail, the transmission speed is slowed in sending or receiving the e-mail, which causes users to feel bored. There is this.

In addition, since the compression codec suitable for the system environment of the user is not set, the transmission speed may not be effectively improved, and the image quality / sound quality may be deteriorated.

In addition, in setting or recording video and voice messages, only simple functions such as volume control, playback, and stop are provided, so that the user cannot easily reflect the user's desires and intentions, and easily transmit the amount of data. There is a problem that can not be adjusted.

SUMMARY OF THE INVENTION The present invention has been made to solve the above problems, and an object of the present invention is to effectively compress a large amount of data according to a user system by including a moving picture or a voice in an e-mail, and to frame, screen, and record data. By providing various additional functions for volume or time, it is possible not only to improve e-mail transmission speed and quality / sound quality, but also to make it easy for users to send e-mail according to their convenience. It is to provide a voice mail transmission method.

1 is a block diagram showing the configuration of a video / voice mailing system according to the present invention;

2 is a flowchart illustrating a system setting process of a mail sender side according to the present invention.

3 is a flowchart illustrating a process of transmitting a video / voice e-mail according to the present invention.

4 is a flowchart illustrating a process of receiving a video / voice e-mail according to the present invention.

5 is a view showing an embodiment of a video / voice e-mail sending screen window according to the present invention.

<Description of Symbols for Main Parts of Drawings>

10. Mailing Server 11. Web server

13. Database Server 14. Video DB

15. Voice DB20. Internet network

30. Sender system 33,43. Mailing programs

34,44. Web browser36,46. Audio card

37.The microphone camera

47. Video card 48. speaker

In order to achieve the above object, a video and voice e-mail transmission method according to the present invention is a method of transmitting an e-mail between a sender and a receiver by interconnecting a mailing server, a sender system, and a receiver system through an Internet network. Installing a mailing program in the sender system by setting an appropriate data compression codec according to whether the sender system has a video or audio information input means; A sender selecting a setting option for a moving picture or a voice message to be executed by the mailing program; The sender system captures a sender's video or voice message based on the set option, compresses the sender's video or voice message through the compression codec, and transmits the received mail to the mailing server together with the receiver information including the mail address of the receiver; The mailing server databaseting the e-mail data from the sender system in a sender account and transmitting it to a receiver-side mail server corresponding to the mail address of the receiver; And a recipient accessing the mail server of the receiver to check the streaming of the video or voice message from the sender.

In addition, the mailing server installs a mailing program in the sender system, and when the sender system is provided with video and audio information input means at the same time, the MPEG-4 codec is used as the video compression codec and the ADPCM codec is used for the voice compression. In addition, when only the voice information input means is provided, it is preferable to automatically set a compression codec for transmission of the e-mail data using the GSM610 codec.

In addition, the mailing program preferably includes a selection module for the number of frames, screen size, amount or time of recording data, and image quality / sound quality as the setting option.

Preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.

1 is a block diagram showing the configuration of a video / voice mailing system according to the present invention.

As shown in FIG. 1, the video and voice mailing system according to the present invention includes a mailing server 10, a sender system 30, a receiver system 40, a receiver side mail server 50, and the like. This is done in conjunction with each other through the computer network (20).

The mailing server 10 is a system for providing a service for the transmission and reception of multimedia e-mail including video and voice information on the Internet. A web server 11 for constructing and providing various web pages and receiving or transmitting multimedia data, and the web server 11 in connection with the web server 11 for processing a web page and obtaining multimedia data according to a predetermined procedure. Application program 12 and a database server 13 for storing and managing multimedia e-mail data in a moving picture DB 14, a voice DB 15, and a text DB 16 for each sender or recipient mail account.

The mailing server 10 manages information about a mailing program, and when the user (sender, recipient) registers or requests to send or receive a video / voice mail, the mailing server 10 and the mailing system receive the mailing program. By automatically installing the programs 33 and 43, the user does not need to download a mailing program separately.

In addition, when the sender sends a video or voice e-mail to a recipient having a mail account in another mail server, the mailing server 10 is connected to the corresponding mail server 50 of the receiver to receive data on the video or voice mail. Send it.

The sender system 30 provides an interface for composing mail to the communication modem 31, processing means 32, and the sender for connecting to the mailing server 10 through a computer network 20 such as an internet network. And a mail program 33 for processing a video and a voice message, and a web browser 34 connected to the web server 11 to receive and express web page information and to transmit input data. And a storage means 35, an audio card 36, a microphone 37, a camera 38, and the like, for storing recorded video or audio data.

The camera 38 is a video capturing means for inputting a sender's video message, and various PC cameras and digital cameras capable of obtaining image information connected to a computer may be used.

The microphone 37 is a voice information input means for inputting a sender's voice message through the audio card 36, and various microphones, headsets (speaker / microphone integrated), and the like may be used.

The receiver system 40 is a computer system for downloading and providing the multimedia mail information transmitted from the sender by being connected to the mailing server 10 through the Internet network, the communication modem 41, the processing means 42, A mail program 43 for providing an e-mail confirmation interface to a receiver to play a video or voice message, a web browser 44 for reading an incoming mail confirmation web page from the web server 11, a received video or voice message A storage means 45 for storing data, an audio card 46, a video card 47, a speaker 48 for outputting received voice messages, a monitor 49 for outputting received video messages, and the like. .

The mail programs 33 and 43 are automatically installed by the mailing server 10 when a user registers with the mailing server 10 or requests video transmission / reception of a voice mail. The camera of the sender system 33 is automatically installed. (38) Ability to designate video and audio compression codec (MPEG-4, ADPCM) or voice compression codec (GSM610) according to availability, provide multi-function option, camera setting option to user And the ability to easily change and set the time, frame rate, camera quality, etc., adjust the screen size, play or save a video or voice message repeatedly, and capture one screen. Process recording and data transfer.

Hereinafter, a video and voice e-mail transmission method using the mailing system made as described above will be described.

2 is a flowchart illustrating a system setting process of a mail sender side according to the present invention.

As shown in FIG. 2, the sender accesses the mailing server 10 and inputs his / her member information (ID, password) to authenticate the membership, and then sends the video / voice mail web document on the homepage of the server. Activate (S201).

In addition, when the sender transmits a video / audio mail for the first time through the mailing server 10 or if a version upgrade is required for the mailing program 33 installed in the sender system 30 (S202). The mailing server 10 automatically installs the mailing program 33 in the sender system 30 or executes a version upgrade.

At this time, the mailing server 10 or the mailing program 33 automatically checks whether the sender system 30 is provided with a video capturing means such as a PC camera, and according to whether or not the Initial setting for the operation of the mailing program 33 is performed.

First, when the sender system 30 is equipped with a PC camera, the mailing program 33 designates an appropriate video compression codec and audio compression codec (S205).

At this time, it is preferable to use the MPEG-4 codec of Microsoft Corporation as the video compression codec, and to use the ADPCM codec of Microsoft Corporation as the voice compression codec.

The mailing program 33 may initially set the screen size, the frames per second (FPS), the amount of recording data or the time, the image quality, and the like for the video to be captured through the PC camera 38 as a basic mode. (S206)

After initial setting for various optional functions, the mailing program 33 expresses a preview screen to the sender according to the initial setting option (S207). The sender records or records a video / audio message. It is ready for transmission. (S208)

On the other hand, when the sender system 38 is not equipped with a PC camera, the mailing program 33 designates an appropriate voice compression codec (S209) and sets an initial setting option to sender's voice message mail. Complete preparation for the ring (S210).

In this case, it is preferable to use the GSM610 codec as the voice compression codec.

As such, when the video and voice messages are simultaneously transmitted and only the voice messages are distinguished from each other, an appropriate compression codec is set and used accordingly, thereby achieving the maximum compression rate and transmission speed for the multimedia e-mail.

In the state where the initial setting of the sender system 30 is made as described above, as shown in the flowchart of FIG. 3, the sender records the video / audio message through the option selection buttons presented by the mailing program 33. You can set or adjust various options for transmission according to your needs. The sender can adjust the number of frames (5 ~ 15 fps), set the screen size supported by PC camera, adjust the camera quality, and record the data (500kbyte). , 1Mbyte, etc.) or time, etc. (S301).

At this time, the mailing program 33 processes the video data amount to be almost the same regardless of the sender's screen size setting.

Thus, the sender can not only set the frame rate, recording time or data amount properly in consideration of the data transmission speed, storage capacity, etc., but can also easily change and adjust the size, image quality / sound quality, etc. of the screen to be displayed to the receiver.

Then, the sender selectively records / records a moving picture or a voice message through automatic setting according to whether or not the PC camera 38 is provided or selection of only a voice message required by the user.

First, in the case of a moving picture message, the mailing program 33 records the sender's moving picture message based on the setting options such as the number of frames, the screen size, the camera quality, the amount of recording data, and the time (S303).

In addition, the sender determines whether to send or modify the recorded video message while checking the playback (S304).

In addition, the sender can capture a specific screen of the recorded video screen and save it as a file such as a bitmap, and the sender can change and adjust the screen size at any time for the captured screen.

As the moving image or the screen message is recorded through this process, the sender stores the recorded message data in the storage means for message transmission and later use (S306).

Then, for the voice message, as the sender inputs the voice message, the mailing program proceeds to record the voice message of the sender based on setting options such as the number of frames, the amount of recorded data, and the time (S307).

In addition, the sender determines whether to send or modify the recorded voice message (S308).

At this time, the sender can appropriately change and set the number of frames, the amount of recorded data and the time for the voice message.

When the recording of the voice message is completed through the above process, the mailing program 33 stores and manages the voice message data in the storage means 35 (S309).

In addition, the sender can enter the recipient's e-mail address and the subject, and a simple text message as needed.

Accordingly, the mailing program transmits the sender's video / voice message data to the mailing server 10 using the designated video and voice compression codec (MPEG-4, ADPCM, GSM610, etc.) (S310). The mailing server 10 stores and manages the video DB 14, the voice DB 15, and the text DB 16 of the sender's mail account, respectively (S311).

In addition, the mailing server 10 checks the recipient mail address and transmits the video / audio e-mail to the corresponding mail server (S312).

Accordingly, the receiver accesses the mail server 50 of the receiver and downloads and streams the video / audio e-mail.

4 is a flowchart illustrating a process of confirming receipt of a video / voice mail through a mailing server 10.

As shown in FIG. 4, the receiver accesses the mailing server 10, passes through a predetermined user authentication process, confirms that the video / audio mail has been received in his account, and opens the sent video / voice mail. (S401)

Accordingly, the mailing program 43 at the receiver side buffers and downloads the video / audio compressed data (S402).

When all data is received, the compressed video / audio data is decoded (decompressed) using the designated compression codec (MPEG-4, ADPCM, GSM610, etc.), and the video or audio message is reproduced and displayed to the receiver. (S403)

At this time, the receiver may repeatedly play or store the video / audio message through the interface of the mailing program 43.

In addition, when the receiver wants to write a reply to the sender, as described above with reference to FIG. 3, the receiver may record and record a video or voice message and transmit it to the sender while selecting and adjusting various function options according to their needs. (S404)

FIG. 5 is a view showing an embodiment of an interface screen window of a video / voice e-mail program 33 or 43 according to the present invention. As shown in FIG. 5, the mailing program 33 or 43 is illustrated. ) Provides various settings options for sender and receiver, as well as volume / playback / save / stop / mailing as well as video / audio selection recording, camera options, screen size selection, and multi-function options (frame rate, amount of data or time of recording). to provide.

The present invention is not limited to the above-described embodiments, and various modifications can be made without departing from the scope of the technical idea of the present invention.

According to the present invention made as described above, in transmitting a moving picture or voice e-mail having a large amount of data, by selecting an effective compression codec suitable for the user system and the sender of the mail by adjusting the number of frames, the amount of recording or time, etc. By easily changing and setting the amount of mail data, it is possible to improve the transmission speed due to the transmission and reception of electronic mail while ensuring good image quality / sound quality.

In addition, by selecting and setting various additional functions according to the user's needs, the user can facilitate convenience in composing and sending mail.

Claims (3)

In the mailing server, the sender system, the receiver system is connected to each other through the Internet network to send the e-mail between the sender and the receiver, Installing a mailing program in the sender system by setting an appropriate data compression codec according to whether the sender system includes video or audio information input means; A sender selecting a setting option for a moving picture or a voice message to be executed by the mailing program; The sender system captures a sender's video or voice message based on the set option, compresses the sender's video or voice message through the compression codec, and transmits the received mail to the mailing server together with the receiver information including the mail address of the receiver; The mailing server databaseting the e-mail data from the sender system in a sender account and transmitting it to a receiver-side mail server corresponding to the mail address of the receiver; And And a receiver accessing the receiver-side mail server to check the streaming of the video or voice message from the sender. The method of claim 1, wherein the mailing server installs a mailing program in the sender system, and uses the MPEG-4 codec as the video compression codec when the sender system is provided with video and audio information input means. If the ADPCM codec is used and only voice information input means is used, the GSM610 codec is used to automatically set a compression codec for e-mail transmission data. The method of claim 1, wherein the mailing program comprises a selection module for frame number, screen size, amount or time of recording data, and image quality / sound quality as the setting option.