KR20000000234A - Method for providing internet information PDA terminal in order to reduce communication time on wire/wireless combined network - Google Patents

Abstract

PURPOSE: Internet information providing method for PDA is provided to reduce a communication time in a wire/wireless network CONSTITUTION: Internet information providing method for PDA operates (S1) operation system of a multi-information terminal(17), drives a communication application program, requests(S2) a transmitting/receiving of data information to a work substitution server(19), operates(S3) a wireless network connection program, and checks (S4) a normal coupling state. After a normal connection, the multi-information terminal performs a data transmission/receiving about the server(19), and turns (S5) on/off a communication line according to a service content. The internet information providing method for PDA operates(S6) an application program according to a corresponding application, checks a recall of the server(19). In case of a recall, the internet information providing method reoperates (S3) a wireless network connection program. If the recall is not determined, the internet information providing method performs (S8) an application program corresponding to an application, and terminates a work. After a normal connection, the server(19) analyzes and searches a connector request service, and allocates (S9) it to the application server. If the service content is transmitted (S10) to the server(19) after a corresponding application server performs a request service, the server(19) performs a reconnection to a service request terminal, and transmits (S11) a data. After checking(S12) a normal completion of a communication, a communication line is turned off(S14). Accordingly, the internet information providing method achieves a wire/wireless communication and a data transmission of a high-speed, thereby reducing a communication cost.

Description

Method for providing internet information PDA terminal in order to reduce communication time on wire / wireless combined network}

The present invention relates to a method for providing Internet information of an information terminal for reducing communication time in a wired / wireless combined network, and in particular, a wired / wireless combined network interworking a wireless network (PCS, IMT2000, Cellular, etc.) and a wired network (Internet, ATM, etc.). The system uses a portable multimedia terminal and gateway server, a business server, and an application server including a web server for each module, and a PDA (Personal Digital Assistant) terminal, HPC (Handheld PC), electronic notebook, and the Internet as basic module information service units. The present invention relates to a method for providing Internet information of an information terminal for reducing communication time in a wired / wireless combined network that can be displayed on various information terminals such as a mobile phone.

In general, a PDA is a small computer that is much smaller than a notebook computer, and has a much more powerful computing function than an electronic notebook. It is displayed on LCD (Liquid Crystal Display) and pen input is recognized by writing with a pen. In addition, by improving the inefficiency provided in the electronic notebook or diary, personal information management programs such as schedule management, address book, and notepad are provided.

Referring to FIG. 1, the structure of a conventional portable information terminal (PDA) includes an LCD display unit 1, a micro-controller 2, a UART 3, a keyboard 4, and a codec 5. Input / output ports, including speaker and 6, microphone 7, DRAM 10, ROM 11, flash memory, including infrared and infrared communication unit 8, USB synchronization port 9 and PCMCIA interface unit 14. (12), and a peripheral logic (glue Logic) (13).

The LCD display unit 1 uses a liquid crystal display (LCD) to display various data, communication states, games, and the like.

The controller 2 collectively controls communication, memory management, and application input / output states.

The input / output port may include a UART (3), a keyboard (tablet / serial keyboard) (4), a codec (5), an infrared communication unit (8), a USB sync port (9), and a PCMCIA interface unit ( 14) It has input and output stages.

The codec 5 compresses a voice signal coming into the microphone 7 and restores the voice signal stored in the memory unit under the control of the control unit and outputs the voice signal to the speaker 6.

The UART (Universal Asynchronous Receive Transmitter) 3 is a port for serial communication such as RS232C that can be connected to a printer and a scanner.

The infrared communication unit 8 is a serial communication method using infrared communication. The USB (Universal Serial Port) sync port 9 is a high speed serial port.

The memory unit is composed of a DRAM 10, a ROM 11, and a flash memory 12 so that the DRAM 10 is mainly used for assignment of variables, and the ROM 11 and the flash memory 12 are mainly programmed. Used as an area.

Recently, as shown in FIG. 2, wireless communication has been enabled through the development of wireless communication, and the PDA enables users to connect to a mobile phone on the go regardless of a place and access the Internet. (Email) The main functions of the Internet that can be used on general PCs such as sending and receiving, PC communication, and stock trading have become available. The trend is maximizing.

However, some of the existing technologies for wired / wireless communication terminals have received data through mobile phones, depending on the application of the service, but control using a portable multimedia terminal, a dedicated server (Gateway S / W and web module unit for each module). No system configuration has been proposed. For example, in the case of securities information, data is transmitted from a server of a wireless network operator to a terminal. When a large amount of information is transmitted, data is processed at a low speed, an excessive communication fee is charged, and data is not constructed for a specific information terminal. If not, there is a problem that you can not use the information.

An object of the present invention has been proposed to solve the above problems of the prior art, a mobile communication terminal, PDA terminal, HPC through an application server including a gateway server and a work server connected to each wireless network operator in a wired and wireless network It transmits and controls data at high speed to various portable multimedia terminals such as Handheld PC, Internet mobile phone, etc. and is connected to the Internet and PC communication service by various module information service units without being affected by the software of specific terminal. Provides application information such as learning information, card payment, electronic information, and provides a method of providing Internet information of an information terminal for reducing communication time in a wired / wireless combined network that can use internet information.

1 is a block diagram showing the structure of a conventional portable information terminal (PDA).

2 is a block diagram showing Internet communication in a conventional information terminal.

3 is a block diagram showing Internet communication of an information terminal in a new manner.

4 is a configuration diagram of an information service for a PDA and a mobile phone Internet according to an embodiment of the present invention.

5 is a configuration diagram of a business agency server and an application server.

6 is a block diagram showing a method of constructing basic module unit information data.

7 is a flowchart illustrating a method for providing Internet information service of a multi-information terminal according to the present invention.

8 is a flowchart illustrating the operation of a portable multimedia information terminal.

9 is a flowchart illustrating the operation of a business agent server and an application server.

Explanation of symbols on the main parts of the drawings

17: multi information terminal 18: gateway server

19: business agency server 20: application server

PDA: Personal Digital Assistant

In order to achieve the above object, the present invention operates an operating system in a multi-information terminal 17, such as (a) a personal digital assistant (PDA) terminal, a handheld PC (HPC), a mobile phone and a mobile communication terminal capable of Internet communication. (S1) After operating the communication application to request data transmission and reception to the work agent server 19 (S2), by operating the wireless network access program (S3) to check the normal connection state to the work agency server 19 Step S4; (b) If the business agent server 19 is normally connected, the multi-information terminal turns on / off the communication line according to the service contents after transmitting / receiving data with the business agent server 19 (S5) and the application according to the corresponding application. The program operates (S6) and checks whether or not the recall (recall) of the business agent server (Recall) (S7) when the recall is restarted the wireless network access program (S3), if not recalled again according to the application Operating the program (S8) and then completing the work; And (c) if the service agent server 19 is normally connected, the service agent server 19 analyzes and retrieves an accessor request service and allocates the service to the application server (S9). When the service content is transmitted to the work agent server 19 (S10), the work agent server 19 reconnects to the service request terminal through the gateway server 18 to transmit service content data (S11), and communication is normally completed. Check (S12) or reconnect (S13) and if it is normally completed, the step of (off) the communication line Off (S14), characterized in that it comprises the Internet information of the information terminal for reducing the communication time in a wired and wireless network Provide a method.

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

As shown in FIG. 3, the difference between the portable multimedia information terminal 17 and the existing portable terminal according to the present invention is that the multimedia server can display only text as a gateway. And a business information server such as a mobile phone information service unit and a PDA information service unit by using a business server 19 to exchange information such as stock trading, learning, multi-game, publications, and countermeasure information quizzes. You can run a program designed to process information complexly. For example, MP3 files can also be heard and executed by a sound codec built in the terminal itself, and the gateway server 18, the work server 19, and the application server 20 of the system proposed in the present invention. ), You can also enjoy multi-game through online connection by unit of time.

4 is an information service system for a PDA and a mobile phone Internet according to an embodiment of the present invention, a gateway server 18 connected through a public network using a portable multimedia information terminal 17, a business agency server capable of wired / wireless relaying ( 19) and the application server 20.

As the portable multimedia information terminal 17, a PDA terminal, a HPC (Handheld PC), an electronic notebook, and a mobile phone capable of internet communication may be used, and access to the work agency server 19 through a specific mobile communication service provider network, It is possible to transmit and receive the information content of each application server by accessing the business agent server 19 via the gateway server 18 through a public network. In addition, a PC user can connect to an Internet mobile phone through a PDA mobile device and access the information of the application server 20.

After the gateway server 18 is connected through a mobile phone connected to the PDA terminal, the gateway function is not required when viewing the data constructed in each existing application server 20. However, the gateway server 18 is connected to a general Internet site besides the application server 20. If the received information is received, the gateway server 18 converts the data (Conversion) and receives it. In addition, the gateway server can be connected to PC communication such as Hitel, Cheon Lian, Unitel and general Internet web sites such as Chosun Ilbo.

The business server 19 is a wired and wireless relay function to be used at the same time wired and wireless and is configured between the gateway server 18 and the application server 20. When the file of the application server 20 is to be loaded over the wire, the request contents are stored in the work server 19 and the PDA wireless communication is cut off. After that, the work agent server 19 accesses the application server by wire as a conventional command, downloads and stores the necessary data in a predetermined directory, and the work agent server 19 recalls the stored data. Can transmit and receive. In addition, if the transmission fails, the data is kept for a certain period of time, and the data is reconnected to receive the data.

The application server 20 is connected to the business agency server 19, which is a communication server as shown in Figs. 4 and 5, the securities server, the learning server of the learning information provider, the multi-game server of the multi-game information provider, It is composed of a plurality of application servers to provide a publication server of a publication provider, a history information quiz server of a history information and a quiz information provider, and other services.

The portable multimedia information terminal 17 according to the present invention can apply an auto connection technology to reduce a user's communication charge burden. It monitors the communication port connected with other wireless devices and automatically connects to the application server 20 through wired / wireless network to receive the necessary information in real time by a program woven in a clear manner. Instead of maintaining (On-Line), the call is automatically maintained off-line at a time prepared by the application server 20, and the application server 20 is connected to a third party web server over a wire. Access to receive the necessary information and to store the data in the designated index designated area of the application server. When the operation is completed and information transmission is possible, the communication network is reconnected online to receive necessary information in the portable multimedia information terminal.

The portable multimedia information terminal may be connected to the Internet through a wired network, but may also be connected to the Internet through a PC, and upgrades its application program from the application server 20 through a high-speed wired network.

In addition, it has a function of automatically receiving and repairing a damaged program in a broken packet unit when an application program is damaged by a certain error.

According to the present invention, a portable multimedia terminal and an application server 20 for a special purpose for providing a service in an application field are designed, and the application server 20 manages memory for high-speed processing when the portable multimedia terminal is connected. And TCP / IP, NMS (Network Management System), etc., for Internet access for efficient communication control.

Referring to Figure 5, the configuration and operation principle of the command proxy server and the application server will be described as follows.

The command agency server 19, which is the communication server, performs error detection (IP address, HEC, etc.) on the inputted service of the user, and stores service request data in which no error occurs in the user command buffer, Store the start point, end point, length, etc. in the command pointer buffer and assign it to the application server according to the user's request service.

The application server 20 stores contents of the service and pointer values such as securities, learning, multi-games, publications, and arithmetic information quiz in a service data buffer and a pointer buffer, respectively.

The command proxy server 19, which is the communication server, may allocate the contents of the user command buffer to a new user service request when communication with the application server 20 is completed.

When the service preparation of the user is completed in the application server 20, the command agent server 19, which is a communication server, transmits the value of the pointer buffer and service contents to the command agent server 19, and the command agent server 19. 19 calculates the value of the pointer buffer and applies a tag to the pointer buffer that is ready for service. Therefore, the command agent server 19 can manage the memory using a tag and reallocate the memory by separating a request for a new service and those ready for service, thereby limiting a limited memory capacity. High capacity processing and high speed processing are possible, and the application of this dual memory scheme can improve system stability by preventing data loss and error.

In addition, such a system configuration may support efficient memory management by allowing the memory of the communication server (command agent server) to be dynamically allocated and used when the user's service is congested.

As shown in FIG. 6, due to the basic module unit information screen configuration, the information may be divided into units suitable for display in various information terminals. The portable multimedia terminal has a communication port for a mobile communication network and a communication port for a computer network connection, and includes a control function for controlling hardware by confirming completion of transmission.

Table 1 below shows a data structure of a command data format for communication between the portable multi-terminal 17, the command proxy server 19 and the application server 20.

Item Data format Length location Description Setting method Access phone number int 15 1-15 Connection device (wired or wireless) ID Auto setting User Web, Wap ID Char 50 16-65 Multi terminal access Internet ID Auto setting Web, Wap Type int 3 66-68 Web, Wap Type for Multi Terminal Manual setting Define communication speed between multi terminal and access server Char 6 69-74 Definition of communication speed between multi-terminal, command server and application server Manual setting Send and receive data format Char 2 75-76 Sending / receiving data format between multi-terminal and command agent server Manual setting Whether to maintain ON-LINE Char One 77 Whether to maintain the connection status for communication-If Yes, connect directly to the application server-If No, use the proxy table to communicate with the proxy server (select both wired and wireless) Manual setting Normal site access via Gateway server Char One 78 Whether to retrieve general site data through the Gateway server Manual setting Access Site Domain ID Char 50 79-128 Application server ID to connect to Manual setting Access site search information Char 80 129-208 Information to search and receive (can be recorded continuously) / classification Manual setting Proxy server reconnection time of multi-terminal Char 15 209-223 Estimated time to connect to command server of multi-terminal (in minutes) Manual setting Multi-terminal Recall int 3 224-226 Communication Recall service from command agent server to communication terminal Manual setting Multi terminal type int 3 225-227 Multi terminal type for transmission and reception Manual setting Command agency server data retention period Char 15 228-242 Search retention data retention period of command server Manual setting Command Archive Server Directory and Path Char 100 243-342 Data storage command agency server directory received from application server Auto setting Search and receive data SIZE int 15 343-357 Retrieved and received data size Auto setting Application server work completed (tag1) Char One 358 Application server work completed Auto setting Command Server Completed (tag2) Char One 359 Command-Server Operation Completed Auto setting Estimated time of operation of proxy server and application server int 3 360-362 Record the estimated time of performance of command agent server and application server Notify multi terminal (estimated time) Auto setting Connection time information Char 15 363-377 The time when the terminal connected to the command agent server Auto setting Base station information int 10 378-387 Mobile station user's access station ID Auto setting Custom table int 5 388-392 User Configurable Table Manual setting Custom table int 10 393-402 User Configurable Table Manual setting Custom table int 10 403-412 User Configurable Table Manual setting Custom table Char 5 413-417 User Configurable Table Manual setting Custom table Char 10 418-427 User Configurable Table Manual setting Custom table Char 10 428-437 User Configurable Table Manual setting

7 is a flowchart illustrating a method for providing Internet information service of a multi-information terminal according to the present invention.

Operating the operating system in a multi-information terminal such as a PDA terminal, a handheld PC (HPC), a mobile phone capable of internet communication, and a mobile communication terminal (step S1) and running a communication application to request data transmission and reception to the command agent server 19. After that (step S2), the wireless network access program is operated (step S3) and checked until the normal connection state is established with the command proxy server 19 (step S4).

If the command agent server 19 is normally connected, the multi-information terminal turns on / off a communication line according to service contents after transmitting / receiving data with the command agent server 19 (step S5) and according to the corresponding application. Run the application (step S6) and check the recall (step S7) of the command agency server 19 (step S7) when the recall is activated the wireless network access program (step S3) if not recalled again The operation is completed after operating the application program according to the application (step S8).

If the command agent server 19 is normally connected, the command agent server 19 analyzes and searches for a visitor request service and assigns the request server to the application server (step S9). If the service content is transmitted to step 19 (step S10), the command agent server 19 reconnects to the service request terminal through the gateway server 18 to transmit service content data (step S11), and completes communication normal completion. Check (step S12) or reconnect (step S13), and if normal completion, turn off the communication line to end the job (step S14).

8 is a flowchart illustrating the operation of the portable multimedia information terminal 17. The portable multimedia information terminal 17 designs applications using C and TCP / IP socket programs in an operating system of Window CE or Linux (LINUX).

In the portable multimedia information terminal 17, the power is turned ON (step S16) and the memory device is checked for error by a self test (step S17). On the screen (step S18), if an error does not occur, the communication program checks the communication connection necessity check by checking the communication request status (step S19), and if communication is connected, turns on the communication line, BUSY CHECK and the number of reconnections are grasped (step S21) to execute communication processes such as TCP / IP and packet driver (step S22).

After the communication process, the portable multimedia information terminal 17 checks the completion of data reception (step S23), and when completed, the communication line is off and the header and trailer of the received data are analyzed (step S24), and a communication error is detected. If there is an error (step S25), a corresponding error is generated, the frame is retransmitted, and the communication process is retried (step S27).

After the communication process, check the completion of data transmission (step S26), and when the communication error is checked (step S25), if there is no error or the communication connection required check, user applications such as securities, learning, multi-game, publishing, etc. The program is executed (step S28), the data transmission and reception request is checked (step S29), and if there is a request, the communication process is retried, or the user application program is executed again.

9 is a flowchart illustrating the operation of the command substitution server 19 and the application server 20.

In the command proxy server 19 and the application server 20, as shown in FIG. 5, until the connection request is received from the portable multimedia information terminal 17 (S30), the command proxy server is a communication server when the connection request is requested. In step 19, addressing, memory allocation, tag 1 and tag 2 are cleared (step S31).

An address pointer, a memory length, an application server number, a connection ID, and the like of the request command are analyzed and stored, and the request command is assigned to the corresponding application server 20 (step S32).

The application server 20 receives a request command stored in the communication server by referring to an address pointer, a memory length, and a server number at a communication server (command agent server), performs a corresponding service, and performs the completed service. The service contents, the address pointer, the memory length, and the server number are returned to the server (step S33).

The communication server (command agent server) 19 that has received data from the application server 20 sets tag 1 (tag 1 = 1) (service ready) to be displayed, and the command agent server 19 Compares the user ID, tag 1, and the like, executes memory reallocation and reconnection, and when the service is completed, sets tag 2 (tag 2 = 1) and references it at the time of memory reallocation (step S34).

Therefore, both wired and wireless communication is possible, and since it is connected to a wireless network operator through a dedicated line, data can be received at high speed and communication costs can be reduced.

As described above, the Internet information providing method of the information terminal for reducing the communication time in the wired / wireless combined network according to the present invention efficiently configures a wireless network (PCS, IMT2000, Cellular) and a wired network (Internet, ATM) It provides subscribers with high-speed processing through wireless terminals such as mobile phones to provide practical services to reduce communication costs. For example, securities services provide simple stock price information by providing information in a module unit suitable for accessing terminal screens. In addition, it can provide a large amount of information, such as actual stock trading, and can have a significant effect on Internet transactions using wireless terminals, such as card payments, book publication downloads, multi-games, as well as stock trading.

Although the above has been described with reference to a preferred embodiment of the present invention, those skilled in the art will be able to variously modify and change the present invention without departing from the spirit and scope of the invention described in the claims below. It will be appreciated.

Claims (5)

(a) Operating the operating system in a multi-information terminal such as a PDA terminal, a handheld PC (HPC), a mobile phone and a mobile communication terminal capable of Internet communication (S1), and a communication application to drive a data server to the work agency server (19) After requesting the transmission and reception (S2), by operating a wireless network access program (S3) checking the normal connection state to the work agency server (19) (S4); (b) If the business agent server 19 is normally connected, the multi-information terminal turns on / off the communication line according to the service contents after transmitting / receiving data with the business agent server 19 (S5). The application according to the operation (S6) and check the presence of the recall (recall) of the agency server 19 (S7) when the recall is restarted the wireless network access program (S3) if not recall the application again Completing the operation after operating the application according to (S8); And (c) If the work agent server 19 is normally connected, the work agent server 19 analyzes and searches for a visitor request service and assigns the request to the application server (S9). When the service content is transmitted to the agent server 19 (S10), the service agent server 19 reconnects to the service request terminal through the gateway server 18 to transmit service content data (S11), and completes communication normal completion. Checking (S12) or reconnecting (S13) and if the normal completion, the step of off (off) the communication line (S14) comprising the Internet information providing method of the information terminal for reducing the communication time in a wired and wireless network . The method of claim 1, In the portable multimedia information terminal 17 The power is turned on (S16) and the memory device is checked for error by the self test (S17). If an error occurs, the error is displayed on the LCD screen (S18) and an error occurs. If not, the application checks the communication connection required check by checking the communication request status (S19). When communication is connected, the communication line is turned ON, BUSY CHECK, and the number of reconnections are checked (S21). And a communication process step S22 such as a packet driver; After the communication process, the portable multimedia information terminal 17 checks the completion of data reception (S23) and when completed, analyzes the communication line off and the header and trailer of the received data (S24), and checks the communication error (S25). If there is an error, retrying the communication process after resending the frame by generating a corresponding error (S27); and After the communication process, check completion of data transmission (S26), if complete, check the communication error (S25), if there is no error, execute user applications such as stock, learning, multi-game, publishing (S28), data transmission and reception Checking the request (S29), if there is a request, retrying the communication process or re-running the user application, characterized in that it comprises the Internet information providing method of the information terminal for reducing the communication time in a wired and wireless network . The method of claim 1, In the work agency server 19 and the application server 20 Check until the connection request from the portable multimedia information terminal 17 (S30), and when the connection request is requested, address assignment, memory allocation, tag1 (tag1) and tag2 (tag2) are performed by the business agent server 19, which is a communication server. Clearing (S31); Analyzing and storing an address pointer, a memory length, an application server number, a connection ID, and the like of the request command, and allocating the request command to the corresponding application server 20 (S32); The application server 20 receives a request command stored in the communication server by referring to an address pointer, a memory length, and a server number at a communication server (work agent server) 19, and performs a corresponding service to perform a completed service. Returning service contents, an address pointer, a memory length, and a server number to the communication server (service agent server) 19 (S33); And The business agency server 19 which has received data from the application server 20 sets tag 1 (tag 1 = 1) (service ready completion indication), and the business agent server 19 has a user ID. , Tag 1 and the like to perform memory reassignment and reconnection, and when the service is completed, set tag 2 (tag 2 = 1) and refer to this when reassigning memory (S34). Internet information providing method of an information terminal for reducing communication time in a wired / wireless combined network. A computer-readable recording medium storing a program for realizing the function (a), the function (b), and the function (c) on a computer. Command data format is used for communication between the portable multimedia information terminal 17 and the business agent server 19 and the application server 20. Access phone number (wired and wireless) ID of access device, user Web and Wap ID of multi terminal access Internet ID, access web and Wap type for multi terminal, multi terminal and work server (19) and application server (20) Define the communication speed between the multi-terminal and the connection server between, the transmission and reception data format, which is the transmission and reception data transmission and reception data format between the multi-terminal and the business agent server 19, whether to maintain the connection state for communication (Yes directly to the application server 20 Connection, if No, whether to maintain online indicating communication (communication with wired and wireless) using the command table to the service agent server 19, or through the gateway server 18 whether to search general site data through the gateway server 18; General site connection, connection site domain ID which is the application server ID to be connected for communication, connection site search information that is to be searched and received, and the status of the multi-terminal Re-connection time of the agent server of the multi-terminal which is the scheduled time (minutes) of the service agent server connection, whether or not to recall the multi-terminal, which is a communication recall service from the work server 19 to the multi-terminal communication, Multi-terminal type, which is a multi-terminal type for the service, the data storage period of the work agency server 19 which is the search completion data retention period of the work agent server 19, the data storage received from the application server 20 and the work agent server. (19) the data storage directory and path, the size of the data retrieved and received, the completion of the application server work (tag1), whether the work server 19 the work is completed (tag2), the work server 19 and the application Base station information which is a work prediction time of the work agency server 19 and the application server 20 which informs the recording multi-terminal of the work performance prediction time of the server 20, and the access base station ID of the mobile phone user. And a computer-readable recording medium on which data having a structure of a plurality of user-defined tables that are other user-configurable tables is recorded.