WO2003105426A1 - 電子メール配信方法、通信端末、およびサーバ装置 - Google Patents
電子メール配信方法、通信端末、およびサーバ装置 Download PDFInfo
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- WO2003105426A1 WO2003105426A1 PCT/JP2003/007136 JP0307136W WO03105426A1 WO 2003105426 A1 WO2003105426 A1 WO 2003105426A1 JP 0307136 W JP0307136 W JP 0307136W WO 03105426 A1 WO03105426 A1 WO 03105426A1
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- communication terminal
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L51/00—User-to-user messaging in packet-switching networks, transmitted according to store-and-forward or real-time protocols, e.g. e-mail
- H04L51/06—Message adaptation to terminal or network requirements
- H04L51/063—Content adaptation, e.g. replacement of unsuitable content
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L51/00—User-to-user messaging in packet-switching networks, transmitted according to store-and-forward or real-time protocols, e.g. e-mail
- H04L51/58—Message adaptation for wireless communication
Definitions
- the present invention relates to a technique for delivering an e-mail attached with a file to a communication terminal.
- electronic mail such as images and music has been actively sent and received using mobile communication terminals such as mobile phones and PDAs (Personal Data Assistants) and electronic devices such as personal computers. ing.
- Japanese Patent Application Laid-Open No. 2001-218680 discloses a technique for converting all attached files received by a mobile phone into a file format that can be processed. More specifically, the server converts a file format that cannot be processed by the mobile phone into a file format that can be used by the mobile phone at the server device. A technology has been disclosed that creates a new e-mail with a file attached and sends it to a mobile phone.
- the server device that performs the file conversion is provided with a correspondence table that indicates which file format each mobile phone can support.
- the receivable attached file is fixed depending on the type of the mobile phone. For example, any attached file of a type that can be processed by a mobile phone will be sent to the mobile phone, even if the user does not want to receive it. That is, the user cannot freely specify the attached file to be received.
- the present invention has been made in view of the above circumstances, and has as its object to provide an e-mail distribution method capable of receiving only an attached file desired by a user, a communication terminal used in the method, and a server device.
- DISCLOSURE OF THE INVENTION is a method of transmitting an electronic mail with a file attached from a server device to a communication terminal, wherein the communication terminal An obtaining step of obtaining type information specifying a type of an attached file that a user of the communication terminal desires to receive; a transmitting step of transmitting the type information to the server device in the communication terminal; Receiving the type information, wherein the type of the attached file of the electronic mail addressed to the communication terminal received by the server device in the server device matches the file type specified by the type information Determining whether or not the type of the attached file does not match in the server device, transmitting an e-mail obtained by deleting the attached file from the e-mail to the communication terminal, Transmitting the e
- means for acquiring type information for designating a type of an attached file which a user desires to receive transmitting means for transmitting the type information to a server device, and acquiring means for acquiring an e-mail from the server device.
- a communication terminal characterized by having
- the present invention also provides a unit for receiving type information specifying a type of an attached file that a user of the communication terminal desires to receive from a communication terminal.
- the present invention provides a computer device comprising: a unit for acquiring type information specifying a type of an attached file that a user of the computer device desires to receive; a transmitting unit for transmitting the type information to a server device; Provided are a program for functioning as an obtaining means for obtaining an electronic mail from a device and a computer-readable recording medium on which the program is recorded.
- the present invention also provides a communication device, comprising: Means for receiving type information designating the type of attached file that the other user desires to receive; and the type of file attached to the electronic mail addressed to the communication terminal received by the computer device, Means for determining whether or not the type of the file specified by the type information matches; and, if the type of the attached file does not match, an electronic mail obtained by deleting the attached file from the e-mail.
- a program for transmitting an e-mail to the communication terminal, and when the type of the attached file matches, a program for functioning as a means for transmitting the e-mail to the communication terminal and a computer-readable recording medium on which the program is recorded are provided.
- FIG. 2 is a diagram showing an example of the format of data stored in the subscriber database 500. As shown in FIG.
- FIG. 3 is a diagram illustrating a hardware configuration of the mobile phone 100.
- FIG. 4 is a diagram exemplifying a menu screen for creating an e-mail displayed on display unit 105 of mobile phone 100.
- FIG. 5 is a diagram exemplifying a header part of an HTTP request using the POST method transmitted by the mobile phone 100.
- FIG. 6 is a diagram exemplifying a header part of an HTP request using the GET method transmitted by the mobile phone 100.
- FIG. 7 is a flowchart illustrating a process performed by the mobile phone 100 when setting the extension of the attached file desired by the user.
- FIG. 8 is a diagram exemplifying a setting menu screen displayed on the display unit 105 of the mobile phone 100 according to the embodiment of the present invention for setting the extension of the attached file desired by the user. is there.
- FIG. 9 is a diagram illustrating a hardware configuration of the mail server 400.
- FIG. 10 is a flowchart illustrating an example of an e-mail distribution process performed by the mail server 400.
- FIG. 11 is a flowchart showing an example of processing of the storage CGI executed by the mail server 400.
- FIG. 12 is a flowchart showing an example of the processing of the distribution CGI executed by the mail server 400.
- FIG. 13 is a sequence diagram showing an operation example of transmitting and receiving an e-mail.
- FIG. 14 is a diagram exemplifying a format of an HTTP request transmitted from the mobile phone 100-2 to the mail server 400. As shown in FIG.
- FIG. 15 is a diagram exemplifying a setting menu screen when setting a plurality of extensions of an attached file to be acquired.
- FIG. 16 is a diagram exemplifying a setting menu screen when a user sets a desired extension of an attached file.
- FIG. 17 is a diagram illustrating an example of a header part of an HTTP request using the GET method transmitted by the mobile phone 100.
- FIG. 18 is a diagram exemplifying a setting menu screen when a user sets a desired extension of an attached file.
- BEST MODE FOR CARRYING OUT THE INVENTION an embodiment according to the present invention will be described with reference to the drawings. However, the present invention is not limited to such an embodiment, but includes any embodiment within the scope described in the claims. ⁇ 1. Configuration of Embodiment>
- FIG. 1 is a diagram illustrating an overall configuration of a communication system 10 according to the present invention. Although there are many mobile phones in the communication system 10, only predetermined mobile phones 100-1 and 100-2 are shown in order to prevent the drawing from becoming complicated. Have been.
- the mobile phone 100-1 and the mobile phone 100-2 are mobile phones owned by the user. It is a telephone and can receive mobile data communication services provided by the mobile packet communication network 200.
- the mobile phone 100 has a function of sending and receiving e-mail using the mobile packet communication network 200.
- the mobile phone 100-1 provides a JPEG format image file with the extension “jpeg” and a MIDI (Musical Instrument Digital Interface) format music file with the extension “midj”.
- the mobile phone 100-2 can use only JPEG format image files with the extension “jpeg”.
- the user of the mobile phone 100-1 is named “Taro Taro” and the e-mail address "taro @ abc" is obtained from the carrier operating the mobile packet communication network 200. .co.jp ".
- the user of mobile phone 100-2 is named “Hanako Telephone” and has an email address
- the mobile packet communication network 200 is a communication network that provides a mobile data communication service, and includes a wireless base station that performs wireless communication with a mobile phone accommodated in the mobile bucket communication network 200 and a wireless base station.
- a connected exchange a gateway exchange connected to the exchange (both not shown), a gateway server 300 connected to the gateway exchange, a mail server 400, and a subscriber data base 50 0.
- transmission and reception of e-mails are performed between mobile phones accommodated in the mobile packet communication network 200 by a packet communication method.
- the gateway server 300 converts a communication protocol so as to be compatible with each network in order to interconnect a network such as the Internet (not shown) and the mobile packet communication network 200. More specifically, the gateway server 300 is used as a transmission protocol for the mobile bucket communication network used in the mobile packet communication network 200 and as a standard in networks such as the Internet. Perform conversion with used TCP / IP.
- the mail server 400 is a server that distributes electronic mail to the mobile phone 100 and is connected to the gateway server 300.
- the subscriber data base 500 is a database that stores information on the subscribers who have contracted with the mobile operator operating the mobile bucket communication network 200 and using the mobile packet communication network 200. It is connected to the.
- the subscriber database 500 stores data on subscribers. Specifically, as shown in Fig. 2, the terminal identifier for identifying the mobile phone owned by the subscriber, the telephone number of the mobile phone owned by the subscriber, Stores the subscriber's address, e-mail address etc. given to the subscriber by the carrier operating the mobile packet communication network 200.
- FIG. 3 is a block diagram illustrating a hardware configuration of the mobile phone 100-1. As shown in the figure, each part of the mobile phone 100_1 except for the antenna 103 is connected to a bus 101, and data transmission and reception are performed between the parts via the bus 101.
- the communication unit 102 includes an antenna 103 and has a CPU (Central Processing Unit
- the operation unit 104 has ten keys (not shown), a plurality of keys for inputting operation instructions, and the like.
- the user uses this operation unit 104 to input characters, select conditions, and instruct a program to be started.
- a signal corresponding to the operation content is supplied to the CPU 110, and the CPU 110 interprets the operation content and according to the operation content. Controls the operation of each part.
- the display unit 105 has, for example, a liquid crystal display panel (not shown) and a control circuit for controlling display of the liquid crystal display panel, and displays characters and images on the liquid crystal display under the control of the CPU 110.
- Memory 10 Numeral 6 has a non-volatile memory (not shown) such as an EE PROM (Electrically Erasable and Programmable Read Only Memory), and stores data for controlling the mobile phone 100-1.
- the music reproduction unit 107 has a speaker whose illustration is omitted, and reproduces a music file under the control of the CPU 110.
- ROM Read Only Memory
- OS Operating System
- MS 000001 terminal identifier
- Random Access Memory 109 is used as a work area of the CPU 110, and temporarily stores data used by a program executed by the CPU 110.
- the CPU 110 When the power of the mobile phone 100-1 is turned on, the CPU 110 reads an OS program from the ROM 108 and executes it. When the CPU 110 executes the OS program, the CPU 110 performs a process according to a signal received by the communication unit 102 or a signal output from the operation unit 104 in response to a user operation. For example, if the user's operation instructs the activation of the e-mail program, the CPU 110 reads the e-mail program from the ROM 108 and executes it. After executing the e-mail program, the CPU 110 specifies the user's instruction based on the signal supplied from the operation unit 104 and the screen currently displayed on the display unit 105, and performs various operations in response to the instruction. Perform processing.
- the e-mail program stored in the ROM 108 has a function of transmitting and receiving an e-mail using HTTP (HyperText Transfer Protocol).
- the CPU 10 executes the e-mail program, first, the menu screen Ml 0 illustrated in FIG. 4 is displayed on the display unit 105. Next, the mobile phone 100 User 1 enters the body of the e-mail and the e-mail address indicating the destination, and then specifies the file to be attached.The entered e-mail body, e-mail address and the file to be attached are stored in RAMI 09. Is stored. Then, CPU 110 causes display unit 105 to display the text of the e-mail input by the user, the e-mail address indicating the destination of the e-mail, and the file specified by the user to be attached.
- the CPU 110 When the user performs an operation of sending an e-mail using the operation ⁇ ! 5104, the CPU 110 causes the body of the e-mail stored in the RAMI 09, the e-mail address, the file to be attached, and the mobile phone 100-1. Generates an HTTP request using the POST method, including the terminal identifier of as a parameter.
- Figure 5 shows an example of the generated HTTP request.
- URI Uniform Resource Identifiers
- CGI Common Gateway Interface
- the CPU 110 When the CPU 110 receives an incoming notification from the mail server 400 indicating that an e-mail has arrived at the mobile phone 100-1, the CPU 110 uses a GET method to obtain the e-mail from the mail server 400. Generate an HTTP request.
- This HTTP request consists of the terminal identifier of the mobile phone 100-1, the mail identifier for identifying the e-mail, and the file acquired by the mobile phone 100-1 when the file is attached to the e-mail. And a parameter that specifies the extension.
- URI of a CGI (Common Gateway Interface) program executed by the mail server 400 is set as a parameter of the GET method.
- An example of the generated HTTP request is shown in ⁇ 6.
- “jpeg” is set as a parameter to specify the extension of the file to be acquired
- the terminal identifier “MS000001” is set in the User-Agent section
- the mail identifier “0001” is X—ID. Section Is determined.
- the HTTP request thus generated is transmitted to the mail server 400.
- the CPU 110 When the CPU 110 receives the HTTP response transmitted from the mail server 400 as a response to the HTTP request for receiving the email, the CPU 110 extracts the email included in the HTTP response from the HTTP response, and extracts the email.
- the stored e-mail is stored in the storage unit 106. If a file is attached to the e-mail, the CPU 110 extracts the attached file from the e-mail and stores it in the storage unit 106.
- This e-mail program can also receive any kind of attachment. If the received attachment is a JPEG or MIDI file, the mobile phone 100-1 can open the file, but if it receives any other attachment, it must open the file. I can't do it.
- the cellular phone 100- 1 when the extension receives the image Huai Le is "jpeg", in accordance with an instruction from the user, O to display the image to the display unit 105 for example, Interview one
- the CPU 110 reads out the received attached file stored in the storage unit 106 in accordance with the instruction, and causes the display unit 105 to display a list thereof. Then, when the user selects a file having the extension “jpeg” from among them, the CPU 110 causes the display unit 105 to display the image.
- the mobile phone 100-1 When receiving an e-mail attached with a music file having an extension of “mid”, the mobile phone 100-1 reproduces the music according to an instruction from the user. Specifically, when the user performs a predetermined operation, the CPU 110 reads out the attached file stored in the storage unit 106 and displays a list of the attached file. When the user selects a file whose extension is “mid” from the displayed list, the CPU 110 causes the music reproduction unit 107 to reproduce the music. ⁇ 1 1 3. Mobile phone 100 _ 2>
- Mobile phone 100-2 Since the mobile phone 100-2 has substantially the same configuration as the mobile phone 100-1, the description of the same parts will be omitted.
- Mobile phone 100-2 is a mobile phone The difference from the mobile phone 100-1 is that the terminal identifier is “MS 000002” and that the mobile phone 100-1 does not have the music playback unit 107 and therefore has the extension “mid”. The music file is not usable.
- FIG. 9 is a block diagram illustrating a hardware configuration of the mail server 400. As shown in the figure, each part of the mail server 400 is connected by a bus 401.
- the communication unit 402 is a communication interface for communicating with other devices, and connects the gateway server 300 and the mail server 400.
- the operation unit 403 has a mouse and a keyboard, not shown.
- a signal corresponding to the operation is output to CPU 408.
- the display unit 404 includes, for example, a liquid crystal display (not shown) and a control circuit thereof.
- display unit 404 displays characters and images corresponding to the control signal. While viewing this screen, the administrator registers a new user and stores a mail box for storing electronic mail addressed to the subscriber of the mobile packet communication network 200.
- the storage unit 405 is composed of a hard disk and the like.
- the storage unit 405 has a control program for controlling the entire mail server 400 and a CGI for storing e-mail transmitted from a mobile phone housed in the mobile packet communication network 200 in a mailbox.
- the program “send.cgi” (hereinafter referred to as “storage CGI”) and a CGI program “deceive” for distributing e-mail stored in the mailbox to mobile phones accommodated in the mobile packet communication network 200 .
- cgi (hereinafter referred to as CGI for distribution).
- UR I indicating the storage location of the storage CG I is
- the ROM 406 stores an IPL (Initial Program Loader).
- a RAM (Random Access Memory) 407 is used as a work area of the CPU 408, and data used by a program executed by the CPU 408 is transferred.
- the CPU 408 controls each unit constituting the mail server 400. When the power of the mail server 400 is turned on, the CPU 408 first reads out and executes the IPL from the ROM 406. Subsequently, the control program is read from the storage unit 405 and executed.
- the CGI program stored in the storage unit 405 has a function of delivering an e-mail transmitted from the mobile phone 100. Specifically, CPU40
- the CGI program is read from the storage unit 405 and executed according to the method of the TTP request.
- the processing performed when the CPU 408 receives the HTTP request will be described with reference to the flowchart illustrated in FIG.
- CPU 408 determines whether or not an HTTP request transmitted from mobile phone 100 has been received (step SB 1).
- CPU 408 is HTT
- step SB1 determines whether the received HTTP request method is the POST method (SB 2).
- the CPU 408 determines that the HTTP request method is the POST method. If it is determined that the data is stored (SB2: YES), the storage CGI is stored in the storage unit 4.
- the CPU 408 stores the e-mail included in the received HTTP request in the mailbox of the storage unit 405 (SB4). Details of this storage processing will be described later.
- step SB5 judges whether the method of the HTTP request is the GET method.
- the CPU 408 reads out the CGI for distribution from the storage unit 405 and executes it (SB6). Subsequently, the CPU 408 performs a process of delivering the electronic mail stored in the mailbox of the storage unit 405 to the mobile phone housed in the mobile packet communication network 200 (SB7). Details of this distribution processing will be described later. If “NO” is determined in step SB5, the process returns to step SB1 and waits for transmission of an HTTP request.
- the CPU 408 When executing the storage CGI, the CPU 408 uses the mail address indicating the destination of the e-mail included in the HTTP request using the POST method transmitted from the mobile phone 100 as a key to store the storage unit 405. Search the mailbox. When finding the relevant mailbox, the CPU 408 generates a mail identifier for identifying the received electronic mail. Next, the CPU 408 determines the mail body included in the HTTP request, the terminal identifier of the mobile phone 100 of the transmission source, the attached file if an attached file is attached, and the mail identifier. And store it in the mailbox (step SC1).
- the CPU 408 generates an incoming notification indicating that the electronic mail has been transmitted to the user specified by the mail address included in the HTTP request (SC2).
- the incoming call notification includes the mail identifier stored in the mailbox.
- CPU 408 searches subscriber database 500 using the mail address indicating the destination included in the HTTP request as a key, in order to identify the mobile phone that is the destination of the incoming notification.
- the CPU 408 reads the terminal identifier stored in association with this mail address from the subscriber database 500.
- CPU 408 transmits the generated incoming call notification to the mobile phone specified by the terminal identifier (SC3). This completes the processing of the storage CGI.
- the CPU 408 When executing the CGI for distribution, the CPU 408 uses the terminal identifier included in the HTTP request using the GET method transmitted from the mobile phone 100 as a key to obtain a subscriber database 5. Search for 00. When finding the corresponding terminal identifier, the CPU 408 extracts an e-mail address stored in association with the terminal identifier.
- CPU 408 searches the mailbox in storage unit 405 using the read e-mail address as a key. When finding the relevant mailbox, the CPU 408 reads out the email specified by the mail identifier included in the HTTP request from the mailbox (step SD1). Next, the CPU 408 determines whether or not a file is attached to the read e-mail (SD2). If it is determined that the file is not attached (SD2: NO), the CPU 110 proceeds to step SD5.
- the CPU 408 determines the extension of the attached file set as a parameter of the CGI for distribution in the HTTP request and the mail. Compare the extension of the file attached to the e-mail read from the box.
- the CPU 408 determines that the two extensions are the same (SD3: YES), it sends the attached file to the mobile phone specified by the terminal identifier included in the HTTP request. And proceed to step SD5. If it is determined that the two extensions are not the same (SD3: NO), the CPU 408 determines that the user of the mobile phone does not want to receive the file attached to the read e-mail. Then, delete the file attached to the e-mail (SD4). Next, the CPU 408 generates an HTTP response including the e-mail from which the attached file has been deleted or the e-mail having the attached file, and transmits the generated HTTP response to the terminal identifier included in the HTTP request. Send to the mobile phone specified in (SD 5).
- the user of the mobile phone 100 first sets the extension of the attached file that the user desires to acquire.
- an example of the flow of processing performed by the CPU 110 when the user sets an extension will be described with reference to FIGS. 7 and 8.
- the CPU 110 When the user of the mobile phone 100-1 performs a predetermined operation, the CPU 110 causes the display unit 105 to display the setting menu screen M20 illustrated in FIG. When the user performs an operation while this screen M20 is displayed, the CPU 110 executes the operation performed by the user on the basis of the signal supplied from the operation unit 104 according to the text box BX 10 0 of the setting menu screen M20. Then, it is determined whether the input is a character indicating the extension (Fig. 7, step SA1).
- the CPU 110 determines that the operation performed by the user is a character string input (FIG. 7, SA1: YES)
- the CPU 110 sets the character string input by the user to the text box BX 1 of the setting menu screen M20. Display within 0 (Fig. 7, SA2). Here, it is assumed that “jpeg” has been input.
- the setting menu screen M21 (FIG. 8) is displayed on the display unit 105.
- the CPU 110 further clicks the “Setting” button on the setting menu screen M 20 based on the supplied signal. It is determined whether or not there is (Fig. 7, SA3). If it is determined that the operation is not the operation of clicking the “Set” button (FIG. 7, S A3: NO), the process returns to step SA 1. If it is determined that the “Setting” button is clicked (Fig. 7, SA3: YES), the CPU 110 sets the setting menu screen. The character string “jpeg” input to the M20 text box BX10 is extracted and stored in the storage unit 106 (SA4). Here, it is assumed that the setting button has been clicked.
- the CPU 110 sets the setting menu screen M22 (FIG. 8) for indicating to the user that the setting of the extension of the attached file to be acquired has been completed. ) Is displayed on the display unit 105.
- mobile phone 100-1 and the mobile phone 100-2 when sending and receiving mail via the mail server 400 after the above file setting is completed will be described with reference to FIG. .
- mobile phone 100-1 and mobile phone 100-2 are already powered on, have been registered, and can receive the services provided by mobile packet communication network 200. It is assumed that In addition, it is assumed that both the user of the mobile phone 100-1 and the user of the mobile phone 100-2 set the extension of the attached file desired to be acquired to “jpeg”. In the following, it is assumed that the mail addresses of the users of the mobile phone 100-1 and the mobile phone 100-2 are “tarou @ ab co. Jp” and “hanako@abc.co. Jp”, respectively.
- the user of the mobile phone 100-1 enters the body of the e-mail, enters the e-mail address “hanako@abc.co.jp” of the user of the mobile phone 100-2 and the e-mail body, and attaches the attached file “niusid.mid”. Create an e-mail by performing the operation to attach "".
- the CPU 110 when the user of the mobile phone 100-1 performs an operation of transmitting the created e-mail, the CPU 110 generates an HTTP request using the POST method. Specifically, this request is stored in the mail server 400 Cgij is a parameter of the POST method, and the email address entered by the user, the email text, the attached file, and the It contains the terminal identifier “MS 00 0001” of the mobile phone 100-1.
- the generated HTTP request is transmitted from the mobile phone 100_1 and received by the communication unit 402 of the mail server 400 (Step S101).
- the HTTP request received by the communication unit 402 is supplied to the CPU 408.
- the CPU 408 Upon receiving the HTTP request, the CPU 408 reads out the storage CGI specified by the URI, which is a parameter of the POST method, from the storage unit 405 and executes it.
- the CPU 408 searches the storage unit 405 using the mail address “haiiako @ ab co. Jp” included in the HTTP request as a key, and assigns it to the user of the mobile phone 100-2. Look for the specified mailbox.
- CPU 408 finds the relevant mailbox, it generates a mail identifier for identifying the electronic mail.
- the CPU 408 associates the text of the mail included in the HTTP request, the terminal identifier of the mobile phone 100-1, which is the sender, the attached file, and the generated mail identifier, and stores it in the mailbox. To pay.
- CPU 408 generates an incoming call notification indicating that mail server 400 has received an electronic mail addressed to the user of mobile phone 100-2.
- This incoming notification includes the mail identifier of the e-mail stored in the mail box.
- the CPU 408 identifies the mobile phone 100-2 to which the incoming call notification is to be sent, by using the mail address indicating the destination of the e-mail.
- the CPU 408 transmits the generated incoming call notification to the mobile phone 100-2 identified by the extracted terminal identifier (step S102). Sent The incoming call notification is received by the communication unit 102 of the mobile phone 100-2, and then supplied to the CPU 110.
- the CPU 110 Upon receiving the incoming notification, the CPU 110 generates an HTTP request using the GET method in order to obtain the e-mail stored in the mailbox of the mail server 400. As shown in FIG. 14, this HTTP request is sent to the UR I of the delivery CGI stored in the mail server 400.
- HTTP request includes the terminal identifier “MS 000002” of the mobile phone 100-2 and the mail identifier “0001J” of the e-mail to be acquired.
- the generated HTTP request is transmitted from the mobile phone 100-2 (step S103), received by the communication unit 402 of the mail server 400, and then transmitted to the CPU 408.
- the CPU 408 reads the distribution CGI specified by the URI, which is a parameter of the GET method, from the storage unit 405 and executes it.
- the CPU 408 When executing the distribution CGI, the CPU 408 searches the subscriber database 500 using the terminal identifier “MS 000002” included in the HTTP request as a key, and stores the subscriber database 500 in association with the terminal identifier. E-mail address “hanako@abc.co.jp” is extracted from 500 subscriber data overnight. Next, the CPU 408 searches the mailbox of the storage unit 405 using the extracted e-mail address “hanako@abc.co.jp” as a key. When finding the mailbox assigned to the user of the mobile phone 100-2, the CPU 408 extracts the electronic mail specified by the mail identifier “0001” from the mailbox. Subsequently, CPU 408 determines whether or not to transmit the file attached to the read e-mail to mobile phone 100-2 specified by the terminal identifier.
- the extension of the attached file that the user of the mobile phone 100-2 wants to obtain is set to “jpeg” in the parameter of CGI, while the read electronic
- the extension of the file attached to the mail is “mid”. Therefore, the CPU 408 determines not to transmit the attached file to the mobile phone 100-2, and deletes the attached file “musicl.inid” from the read e-mail.
- the CPU 408 generates an HTTP response including the electronic mail obtained by deleting the attached file.
- the generated HTTP response is transmitted from mail server 400 to mobile phone 100_2 (step S104).
- the communication section 102 receives the HTTP response
- the received HTTP response is sent to the CPU 110.
- the CPU 110 extracts an e-mail from the HTTP response, and stores the e-mail in the storage unit 106.
- the user of the mobile phone 100-2 receives the destination e-mail address.
- the URL of the storage CGI stored in the mail server 400 is used as a parameter of the POST method, and the e-mail address, the e-mail text, the attached file, and the terminal identifier of the mobile phone 100-2 entered by the user are used. "MS 000002" is included.
- the generated HTTP request is transmitted to the mail server 400 (step S105), received by the communication unit 402, and transmitted to the CPU 408.
- the CPU 408 Upon receiving the HTTP request, the CPU 408 stores, from the storage unit 405, the storage CGI specified by the URI, which is a parameter of the POST method. Read and execute the delivered CG I. Specifically, the CPU 408 searches for a mail pox of the storage unit 405 using the mail address “taro@abc.co.jp” included in the HTTP request as a key.
- CPU 408 When finding the mailbox assigned to the user of mobile phone 100-1, CPU 408 generates a mail identifier for identifying the electronic mail.
- the CPU 408 stores the mail text included in the HTTP request, the terminal identifier of the mobile phone 100-2, the attached file, and the generated mail identifier in the mailbox in association with each other.
- CPU 408 generates an incoming call notification indicating that the electronic mail has been sent to the user of mobile phone 100-1.
- This incoming notification includes the mail identifier of the e-mail stored in the mailbox.
- the CPU 408 refers to the subscriber database 500 to identify the mobile phone 100-1 as the destination of the incoming call notification, and associates it with the mail address “taro@abc.co.jp” indicating the destination.
- the terminal identifier “MS 000 001” stored in the list is extracted.
- the CPU 408 transmits the generated incoming call notification to the mobile phone 100-1 specified by the extracted terminal identifier (step S106).
- the incoming call notification transmitted from mail server 400 is received by mobile phone 100-1 and sent to CPU 110 of mobile phone 100-1.
- the CPU 110 Upon receiving the incoming call notification, the CPU 110 generates an HTTP request using the GET method in order to obtain the e-mail stored in the mail box of the mail server 400.
- this HTTP request uses the URI of the delivery CGI stored in the mail server 400 as a parameter of the GET method.
- the parameter of the CGI for distribution is set to “jpeg” indicating the extension of the file to be acquired.
- this HTTP request includes the terminal identifier “MS000001” of the mobile phone 100-1 and the mail identifier “0001” of the e-mail to be acquired.
- the generated HTTP request is sent from the mobile phone 100-1 (the Step S 107), after being received by the communication section 402 of the mail server 400, is sent to the CPU 408.
- the CPU 408 Upon receiving the HTTP request, the CPU 408 reads from the storage unit 405 the distribution CGI specified by the URI, which is a parameter of the GET method, and executes it. Specifically, the CPU 408 searches the subscriber database 500 using the terminal identifier “MS00001” contained in the HTTP request. As a result, the e-mail address “taro@abc.co.jp” stored in association with the terminal identifier “MS 00 00 00 1” included in the HTTP request is extracted.
- the CPU 408 searches the storage unit 405 using the extracted e-mail address “taro@abco.jp” as a key. As a result, an e-mail specified by the e-mail identifier is extracted from the mailbox assigned to the user of the mobile phone 100_1.
- CPU 408 determines whether or not to transmit the file attached to the extracted e-mail to mobile phone 100-1 designated by the terminal identifier.
- the extension of the attached file acquired by the mobile phone 100-1 is set to “jpeg” in the CGI parameter, and the extension of the file attached to the extracted e-mail Is also "; ipeg". Therefore, the CPU 408 determines that the attached file should be transmitted to the mobile phone 100-1.
- the CPU 408 generates an HTTP response containing the electronic mail with the file attached. The generated HTTP response is transmitted from mail server 400 to mobile phone 100-1 (step S108).
- the communication unit 102 receives the HTTP response, and then supplies the response to the CPU 110.
- the CPU 110 extracts an e-mail from the HTTP response and stores it in the storage unit 106.
- the user of the mobile phone 100 can cause the mobile phone 100 to receive only the file having the extension desired by the user. Also, the user can obtain the extension of the attached file from the mobile phone 1 Once set to 0, there is no need to perform an operation to determine whether to receive the attached file every time an e-mail is received. This is because the settings are reflected in subsequent HTTP requests. ⁇ 3. Modification>
- the mobile phone 100 can process an image file and a music file.
- the files that the mobile phone 100 can use are not limited to image files and music files.
- the present invention can be applied to any type (extension).
- the user of the mobile phone 100 sets only one extension when setting the extension of the attached file to be acquired.
- a plurality of attached files may be set.
- the extension of the file that can be used by the mobile phone 100 is stored in the storage unit 106 of the mobile phone 100 in advance, and the extension of the attached file desired to be received is set.
- a setting menu screen as shown in FIG. 16 is displayed on the display unit 105.
- the user can select a plurality of desired files to be received from the displayed usable files. For example, if “j peg”, “mid” and [gi fJ are set, the GET method header will be as shown in Figure 17.
- the CPU 408 determines whether or not the file matches one of the attached files of the e-mail addressed to the mobile phone 100. I do.
- the user may specify an extension of a file that the user does not want to obtain.
- the CPU 110 sends the file type obtained by excluding the file type specified by the user from all the file types usable in the mobile phone 100 to the HTTP. Set in the request header.
- the user of the mobile phone 100 can easily confirm the file extension that can be used with the mobile phone 100 without looking at the instruction manual or the like. Therefore, user convenience is further improved.
- the CPU receives such an HTTP request, in the case of "al lf ig", it sends any attached file to the mobile phone 100, and in the case of "none”, After removing all attached files, send to mobile phone 100.
- the user specifies the extension of the attached file by inputting a character string into the text box.
- the present invention is not limited to this, and may be selected using a pull-down menu or a check box. Alternatively, the user may be prompted to select a file type by voice guidance instead of through the screen.
- the transmission and reception of the e-mail is performed by the mobile packet communication network 20.
- transmission and reception of e-mail is not limited to within the mobile packet communication network 200.
- mail may be sent and received between the mobile phone 100 and a personal computer connected to the Internet via the gateway server 300.
- the extension of the attached file to be acquired is set to the CGI parameter overnight, and the extension of the attached file acquired by the mobile phone 100 is notified to the mail server 400. did.
- the method of notifying the mail server 400 of the extension of the attached file to be acquired is not limited to this method.
- a new header may be provided in the request header of the HTTP request, and the extension of the attached file to be acquired may be set in this header.
- the mail server 400 transmits an e-mail to the mobile phone 100 and then leaves the transmitted e-mail in the mailbox. After transmission to 0, the transmitted e-mail may be deleted from the mailbox.
- the mail server 400 may delete the e-mail after receiving the e-mail reception confirmation transmitted from the mobile phone 100.
- the attached file of the e-mail received by the mobile phone 100 is stored in the storage unit 106 of the mobile phone 100, but the mobile phone conforms to the IMT-2000.
- the file attached to the e-mail may be stored in the UIM.
- UIM User Identity Module
- UIM is an IC card having a non-volatile memory that stores contractor information and conforms to IMT-200 (International Mobile Teleco badge unication 2000). These mobile phones are detachably mounted on mobile phones.
- the UIM storing the attached file is replaced with a mobile phone that can use the file, thereby receiving the received file.
- Can be used. Therefore, the setting of the type of attached file is not limited to files that can be used by the mobile phone. This will diversify the use of attached files and increase user convenience.
- control program executed by the mail server, the storage CGI, and the distribution CGI may be provided to the mail server via a network such as the Internet by a company that has created the program.
- these programs may be recorded on a recording medium such as a CD-ROM (Compact Disc Read Only Memory) or a DVD-ROM, and provided to the server.
- the program executed by the mobile phone 100 is stored in the ROM 108, but may be stored in a rewritable memory such as a flash memory.
- a program executed by the mobile phone 100 via the mobile packet communication network 200 and the Internet.
- a producer running on a mobile phone When providing the program by recording the program on the above-mentioned recording medium, the program is read from the recording medium using a personal computer, and the personal computer and the cellular phone 100 are connected by a wired or wireless connection, so that the cellular phone is provided.
- the program may be stored in the flash memory.
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Information Transfer Between Computers (AREA)
Abstract
Description
Claims
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP03733295A EP1515503A4 (en) | 2002-06-06 | 2003-06-05 | E-MAIL DISTRIBUTION METHOD, COMMUNICATION TERMINAL AND SERVER DEVICE |
US10/517,623 US7543028B2 (en) | 2002-06-06 | 2003-06-05 | Electronic mail distribution method, communications terminal, and server device |
JP2004512365A JPWO2003105426A1 (ja) | 2002-06-06 | 2003-06-05 | 電子メール配信方法、通信端末、およびサーバ装置 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2002166231 | 2002-06-06 | ||
JP2002-166231 | 2002-06-06 |
Publications (1)
Publication Number | Publication Date |
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WO2003105426A1 true WO2003105426A1 (ja) | 2003-12-18 |
Family
ID=29727624
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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PCT/JP2003/007136 WO2003105426A1 (ja) | 2002-06-06 | 2003-06-05 | 電子メール配信方法、通信端末、およびサーバ装置 |
Country Status (6)
Country | Link |
---|---|
US (1) | US7543028B2 (ja) |
EP (1) | EP1515503A4 (ja) |
JP (1) | JPWO2003105426A1 (ja) |
CN (1) | CN1659838A (ja) |
TW (1) | TWI228366B (ja) |
WO (1) | WO2003105426A1 (ja) |
Cited By (1)
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---|---|---|---|---|
CN100431350C (zh) * | 2005-03-10 | 2008-11-05 | 乐金电子(中国)研究开发中心有限公司 | 缩短内容储存及播放时间的移动通信终端及其工作方法 |
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US20070016636A1 (en) * | 2005-07-14 | 2007-01-18 | Yahoo! Inc. | Methods and systems for data transfer and notification mechanisms |
US20070136426A1 (en) * | 2005-12-10 | 2007-06-14 | Smith Matthew T | Process of Decentralized Distribution of E-mail Messages |
US8156187B2 (en) | 2006-04-20 | 2012-04-10 | Research In Motion Limited | Searching for electronic mail (email) messages with attachments at a wireless communication device |
US9007620B2 (en) * | 2007-02-05 | 2015-04-14 | Samsung Electronics Co., Ltd. | Image forming apparatus and method of controlling the same |
AU2009238286A1 (en) * | 2009-11-16 | 2011-06-02 | Traitel Telecommunications Pty Limited | Electronic mail via mobile telephony |
US9002700B2 (en) * | 2010-05-13 | 2015-04-07 | Grammarly, Inc. | Systems and methods for advanced grammar checking |
CN101877644A (zh) * | 2010-07-30 | 2010-11-03 | 钟长林 | 电子邮件发送方法、发送客户端及发送服务器 |
CN103475564B (zh) * | 2012-06-06 | 2018-11-23 | 腾讯科技(深圳)有限公司 | 网络附件传送方法及其系统 |
JP6375682B2 (ja) * | 2014-04-30 | 2018-08-22 | 株式会社リコー | 通信管理システム、通信管理方法、及びプログラム |
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- 2003-06-05 CN CN038130882A patent/CN1659838A/zh active Pending
- 2003-06-05 JP JP2004512365A patent/JPWO2003105426A1/ja active Pending
- 2003-06-05 US US10/517,623 patent/US7543028B2/en not_active Expired - Fee Related
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Also Published As
Publication number | Publication date |
---|---|
TW200401558A (en) | 2004-01-16 |
EP1515503A1 (en) | 2005-03-16 |
US20060101117A1 (en) | 2006-05-11 |
TWI228366B (en) | 2005-02-21 |
CN1659838A (zh) | 2005-08-24 |
JPWO2003105426A1 (ja) | 2005-10-13 |
EP1515503A4 (en) | 2010-10-06 |
US7543028B2 (en) | 2009-06-02 |
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