JPH1042075A - Information providing system - Google Patents

Abstract

PROBLEM TO BE SOLVED: To easily display desired map data onto a portable telephone set by allowing the user of the portable telephone set or the like to directly utilize a huge retrieval database possessed by a service center. SOLUTION: This information service system is provided with a service center 301 serving service data including map data via a public line network 201 and with a portable telephone set 101 connectable to the service center 301 via the public line network 201. The portable telephone set 101 is provided with an LCD display device and a key switch used to input or designate a desired telephone number and with a radio section by which the entered or designated telephone number is sent to the service center 301 after line connection. The service center 301 receives the sent telephone number and sends the service data as to an area corresponding to the received telephone number in a prescribed format to the portable telephone set 101. The portable telephone set 101 receives the sent service data and displays the data on the LCD display device.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

The present invention belongs to the technical field of a navigation device for displaying map data and an information providing system using a mobile phone.

[0002]

2. Description of the Related Art In recent years, navigation devices typified by in-vehicle navigation devices which display map data or the like near the current position of a vehicle have a remarkable search function. Devices having a function of displaying map data of a region corresponding to a telephone number have also been developed. In order to realize such a search function, navigation device manufacturers have possessed an enormous amount of a search database, and based on this search database, various map data and the like can be edited and appropriately.
Create and store CD-RO in the storage device of each navigation device
M and so on.

On the other hand, a portable telephone can also be provided with a small display device such as an LCD (Liquid Crystal Display) so that map data is displayed thereon. However, small
Since portability such as light weight is emphasized, it is practically impossible to have a database relating to a wide range of maps that can be searched by inputting a telephone number as described above due to restrictions based on hardware such as a memory. Therefore, JP-A-6-3507
According to Japanese Patent Publication No. 33, map data of an area near the base station is stored in advance in each of base stations arranged at an interval of about 100 meters in a town for communicating with a mobile phone device, and a user can carry the mobile phone. When a map request is issued from the telephone device,
There has been proposed a mobile phone navigation system in which a base station with which the mobile phone communicates transmits map data stored therein to the mobile phone, and the mobile phone receives and displays the map data. According to this system, each base station only needs to have sufficient memory to store a map of the vicinity of the base station, and the mobile phone device automatically issues the map request when instructing the map request. Near map data can be obtained.

[0004]

However, the huge search database of the navigation device maker described above includes, for example, a CD set in the navigation device.
-It is used only for the production of navigation devices, such as when writing specific areas or specific types of map data in a storage medium such as a ROM, and is intended to be used directly by actual users of navigation devices. Not been.

Further, according to the above-mentioned portable telephone navigation system, a map around the current position of the portable telephone user can only be automatically displayed on a display device provided in the portable telephone, that is, the degree of freedom is higher. There is a problem that search and display of map data cannot be performed. Further, according to this system, a large number of base stations need to store map data relating to a nearby area for each base station, and perform operations such as initial setting, change, update, and correction of map data. Since it is necessary to perform the operation for each station, there is a problem that the operation is complicated.

SUMMARY OF THE INVENTION The present invention has been made in view of the above-mentioned problems, and enables a user of a portable communication terminal device such as a portable telephone device to directly utilize a vast search database owned by a service center and obtain desired map data. It is an object of the present invention to provide an information providing system that enables a mobile communication terminal device to easily display the information.

[0007]

According to a first aspect of the present invention, there is provided an information providing system, comprising: a service center for providing provided data including map data via a communication line; An information providing system comprising a portable communication terminal device connectable via a communication line, wherein the portable communication terminal device connects the portable communication terminal device to the service center via the communication line. Connecting means, input means for inputting or specifying a desired telephone number, and after connection via the communication line, the input or specified telephone number is transmitted to the service center via the communication line. Terminal side transmitting means for transmitting, wherein the service center comprises: a center side receiving means for receiving the transmitted telephone number; and an area corresponding to the received telephone number. Center-side transmission means for transmitting the provided data from the service center to the portable communication terminal device via the communication line in a predetermined format, wherein the portable communication terminal device transmits the transmitted provided data to the portable communication terminal device. It further comprises terminal-side receiving means for receiving and display means for displaying the received provided data.

According to the information providing system of the present invention, first, on the side of the portable communication terminal device, the connection device connects the portable communication terminal device to the service center via the communication line. Here, a desired telephone number is input or specified by the input means. Then, after the connection via the communication line, the input or specified telephone number is transmitted to the service center via the communication line.

Next, at the service center side, the transmitted telephone number is received by the center side receiving means. Subsequently, provided data on the area corresponding to the received telephone number is transmitted in a predetermined format from the service center to the portable communication terminal device via the communication line by the center-side transmission means.

Next, in the portable communication terminal device, the transmitted provided data is received by the terminal side receiving means. Then, the received provided data is displayed by the display means.

According to a second aspect of the present invention, in the information providing system of the first aspect, the connection means includes a call key for calling the service center via the communication line. And

According to the information providing system of the present invention, when the call key is operated, the service center is called via the communication line. The information providing system according to claim 3 is the information providing system according to claim 1 or 2, wherein the portable communication terminal device further includes a first storage unit that stores the received provided data, The display means displays the stored provided data.

[0013] According to the information providing system of the third aspect, the received provided data is stored in the first storage means. Then, the stored provided data is displayed by the display means.

According to a fourth aspect of the present invention, in the information providing system according to the third aspect, the center-side transmitting means adjusts an amount of provided data to be transmitted according to a storage capacity of the first storage means. It is characterized by doing.

According to the information providing system of the fourth aspect, the amount of provided data to be transmitted is adjusted by the center-side transmission means according to the storage capacity of the first storage means. The information providing system according to claim 5, wherein in the information providing system according to claim 4, the terminal-side transmission unit stores the storage capacity of the first storage unit after connection via the communication line. Further transmitting the capability information to the service center via the communication line, the center-side receiving means,
The transmitted storage capacity information is further received, and the center side transmission means adjusts the amount of provided data to be transmitted according to the received storage capacity information.

According to the information providing system of the present invention, after the connection via the communication line, the storage capability information indicating the storage capability of the first storage unit is transmitted by the terminal side transmission unit.
It is transmitted to the service center via a communication line. In response to this, the transmitted storage capacity information is received by the center-side receiving means, and subsequently, the amount of provided data to be transmitted is adjusted by the center-side transmitting means in accordance with the received storage capacity information. You.

According to a sixth aspect of the present invention, in the information providing system according to any one of the third to fifth aspects, the first storage means provides an amount which can be displayed by the display means at one time. The storage unit has a storage capacity capable of storing more provided data than data, and the input unit is configured to be able to designate a portion of the provided data to be scroll-displayed with respect to the display unit, and the display unit includes: A part of the stored provided data specified by the input means is scroll-displayed.

According to the information providing system of the present invention, a portion of the provided data to be scroll-displayed is designated by the input means on the display means. Then, the first
Of the provided data that is stored in the storage means and is larger than the provided data in an amount that can be displayed at one time by the display means, a portion designated by the input means is scroll-displayed by the display means.

According to a seventh aspect of the present invention, in the information providing system according to any one of the first to sixth aspects, the input means includes at least one of an area and a facility desired to be displayed by the display means. The terminal-side transmission means further transmits the selection information input by the input means to the service center via the communication line. The means further receives the transmitted selection information, and the center-side transmission means transmits provided data according to the received selection information.

According to the information providing system of the present invention, the input means inputs selection information indicating at least one of an area and a facility desired to be displayed by the display means. Then, the input selection information is transmitted to the service center via the communication line by the terminal-side transmission means. In response, the center-side receiving means receives the transmitted selection information, and the center-side transmitting means transmits the provided data according to the received selection information.

According to an eighth aspect of the present invention, in the information providing system according to any one of the first to seventh aspects, if the input by the input unit has not been performed for a predetermined time, the connection unit may be connected to the communication line. And disconnecting the connection via.

According to the information providing system of the present invention, if there is no input by the input means for a predetermined time, the connection via the communication line is disconnected by the connection means. The information providing system according to claim 9 is the information providing system according to any one of claims 1 to 8, wherein the service center transmits the predetermined type of information from the portable communication terminal device to the center side receiving unit. A line disconnecting means for disconnecting the connection via the communication line if no signal is received for a predetermined time is further provided.

According to the information providing system of the ninth aspect, if the center side receiving means does not receive a predetermined type of information from the portable communication terminal device for a predetermined time, the line disconnecting means provided at the service center provides The connection via the communication line is disconnected.

An information providing system according to a tenth aspect is the information providing system according to any one of the first to ninth aspects, wherein the portable communication terminal device stores the provided data displayed by the display means. A second storage unit, wherein the input unit is configured to be capable of instructing storage of the provided data in the second storage unit, and wherein the connection unit is configured to store when the storage unit is instructed by the input unit. The connection via the communication line is disconnected.

According to the information providing system of the present invention, when instructed by the input means, the provided data displayed by the display means is stored in the second storage means. At this time, the connection via the communication line is disconnected by the connection means.

The information providing system according to claim 11 is the information providing system according to any one of claims 8 to 10, wherein the display means is provided after the connection via the communication line is disconnected. Is also displayed continuously.

According to the information providing system of the present invention, the display is continued by the display means even after the connection via the communication line is disconnected. According to a twelfth aspect of the present invention, in the information providing system according to any one of the first to ninth aspects, the portable communication terminal device has a telephone function and transmits provided data displayed by the display means. Second storage means for storing together with the corresponding telephone number, and determination means for determining whether or not the same telephone number as the telephone number to be called when calling by the telephone function is stored in the second storage means. The display means displays the provided data corresponding to the same telephone number when making a call by the telephone function when the determination means determines that the same telephone number is stored. It is characterized by the following.

According to the information providing system of the twelfth aspect, the provided data displayed by the display means is stored in the second storage means together with the corresponding telephone number. And
When making a call using the telephone function, the determination means determines whether or not the same telephone number as the telephone number to be called is stored in the second storage means. As a result, when it is determined that the same telephone number is stored, when calling by the telephone function, the provision data corresponding to the same telephone number is displayed by the display means.

The information providing system according to a thirteenth aspect is the information providing system according to any one of the first to ninth aspects, wherein the input means is an arbitrary position on the map data displayed by the display means. Is configured to be able to be specified as a mark position, the display means displays a mark of a predetermined shape on the map data displayed at the mark position specified by the input means, and the mark is displayed by the display means. And a second storage unit for storing the mark information indicating the mark position together with the provided data.

According to the information providing system of the present invention, an arbitrary position on the map data displayed by the display means is designated by the input means as a mark position. Thereafter, a mark of a predetermined shape is displayed on the map data at the designated mark position by the display means. Then, mark information indicating the mark position is stored in the second storage means together with the provided data displayed by the display means.

An information providing system according to a fourteenth aspect is the information providing system according to the thirteenth aspect, wherein a plurality of the portable communication terminal devices are provided, and in one portable communication terminal device, the terminal-side transmission means is Transmitting the map data and the mark information stored in the second storage means to another portable communication terminal device via the communication line, wherein in the other portable communication terminal device, the terminal-side receiving means comprises: Further receiving the transmitted map data and mark information,
The display means displays a mark indicated by the received mark information so as to be superimposed on the received map data.

According to the information providing system of the present invention, a plurality of portable communication terminal devices are provided and can be connected to each other by a communication line. Here, in one portable communication terminal device, the map data and the mark information stored in the second storage device are transmitted to another portable communication terminal device via the communication line by the terminal-side transmission means. In response, in the other portable communication terminal device, the transmitted map data and mark information are received by the terminal-side receiving means. Then, the mark indicated by the received mark information is displayed by being superimposed on the map data by the display means.

According to a fifteenth aspect of the present invention, in the information providing system according to any one of the first to fourteenth aspects, the portable communication terminal device has a telephone function, and the display means is a telephone function. The telephone number to be called can be further displayed, and the input means includes a call key for calling the telephone number displayed by the display means.

According to the information providing system of the present invention, a telephone number to be called is further displayed by the display means. When the call key is operated in this state, a call to the telephone number displayed by the display means is executed.

The operation and other advantages of the present invention will become more apparent from the embodiments explained below.

[0036]

Embodiments of the present invention will be described below with reference to the drawings. First, the configuration of the present embodiment will be described with reference to FIGS.

FIG. 1 is a schematic block diagram of an information providing system according to the present embodiment. In FIG. 1, an information providing system includes a mobile phone device 101 as an example of a mobile communication terminal device and a service center connected to the mobile phone device 101 via a public (telephone) network 201 as an example of a communication line. 301 are provided.

The portable telephone device 101 has a telephone function capable of wirelessly transmitting and receiving normal voice. Mobile phone device 1
01 is, in particular, provided to the service center 301 by the public network 201.
After being connected via the service center, a desired telephone number can be transmitted to the service center 301, and a small-sized LCD or the like capable of displaying map data and the like transmitted from the service center 301 in response to this. Are provided.

The public line network 201 is composed of electric wires, optical fiber cables, satellite communication networks, telephone exchanges, and the like, and is particularly provided with a base station 201a for wirelessly communicating with the portable telephone device 101. The base stations 201a are arranged, for example, at an interval of about 100 meters in a town or the like.

The service center 301 has a search database 302 including provision data including map data, and is configured to provide the provision data via the public network 201.

FIG. 2 shows a more detailed configuration of the service center 301. In FIG. 2, the service center 301
Is a reception control unit 3 that receives information such as a telephone number transmitted from the mobile phone device 101 via the public network 201.
11, a control unit 313 for extracting the provided data for the area corresponding to the received telephone number from the search database 302 and editing the data in a predetermined format, and transmitting the edited provided data via the public network 201. And a transmission control unit 312 for transmitting to the mobile phone device 101. In the present embodiment, reception control section 311
, An example of the center-side receiving unit is configured, and the control unit 313 and the transmission control unit 312 form an example of the center-side transmitting unit.

The search database 302 includes index data 303 comprising telephone number information and related address information corresponding thereto, map data 304 comprising address information and map information corresponding thereto, address information and an address corresponding thereto. Address data 305 comprising information, index data 303, map data 3
04 and the address information 305 are associated with each other by the address information. The map data 304 includes various and various regional map data such as detailed area map data and wide area map data, and detailed information on various facilities such as stations, gas stations, parking lots, and restaurants indicated in the map data. Is also included.

FIG. 3 shows a more detailed configuration of the portable telephone device 101. In FIG. 3, the mobile phone device 101 has a wireless unit and a control unit. The wireless section of the mobile phone device 101 includes a transmitting / receiving antenna 1, a receiving-only antenna 2, an antenna duplexer 3, a transmitting circuit section 4, a receiving circuit section 5, a synthesizer section 6, a quadrature modulator 7, and a demodulator 8. Have been.

The transmission / reception shared antenna 1 is connected to the service center 3
It is an antenna for transmitting and receiving various data such as telephone number information and provided data when receiving information provision from 01 and a radio wave carrying an audio signal when making a telephone call with another portable telephone device. The reception-only antenna 2 is a reception-only antenna for receiving radio waves for calling the mobile phone device 101 and receiving data provided from the service center 101. The antenna duplexer 3 is configured to isolate transmission waves and reception waves of the transmission / reception antenna 1. The quadrature modulator 7 is a device that quadrature modulates a transmission signal to be transmitted via the public line network 201. The transmission circuit unit 4 generates a transmission wave based on the orthogonally modulated transmission signal. It is. The receiving circuit unit 5 is a circuit for extracting, amplifying, and shaping the reception wave received by the transmission / reception antenna 1 and the reception-only antenna 2, and the demodulator 8 demodulates the reception wave thus received. Equipment. The synthesizer unit 6 is a unit that performs local transmission in order to regulate the frequency of a radio wave to be transmitted and received.

After the connection with the service center 301 via the public line network 201, the wireless section of the portable telephone device 101 inputs the telephone number input or specified by the LCD display 23 and the key switch 33 described later to the public line. It constitutes an example of a terminal-side transmission means for transmitting to the service center 301 via the network 201.
An example of the terminal-side receiving means for receiving the provided data transmitted from the terminal 01 is provided.

The control unit of the portable telephone device 101 is a TDMA
Baseband processing unit 11, audio codec 12, audio circuit 13, speaker 14, microphone 15, CP
U21, LCD driver 22, LCD display 23, RO
M30, a first RAM 31, a second RAM 32, a key switch 33, a power supply unit 34, and a battery 35.

The TDMA baseband processing section 11 generates a time-division signal based on the TDMA method from the audio signal input from the audio codec 12 and various information signals input from the CPU 21 and the like, outputs the time-division signal to the quadrature modulator 7, and demodulates the signal. Receiving the demodulated signal from the device 8 by the TDMA method,
The frequency of a radio wave related to transmission / reception of the synthesizer unit 6 is specified. The speaker 14 outputs a sound corresponding to the sound signal transmitted from the other party to the air during a call, and the microphone 15 is configured to pick up the sound to be transmitted to the other party from the air and generate a sound signal. ing. The audio circuit 13 outputs an analog audio signal having a level and a waveform that can be output by the speaker 14 to the speaker 14, and amplifies and shapes a weak analog audio signal from the microphone 15 to a predetermined level. Audio codec 12
Converts the analog audio signal from the audio circuit 13 into a digital audio signal and performs a compression process. The audio codec 12 expands the compressed digital audio signal from the TDMA baseband processing unit 11 and converts the analog audio signal into an analog audio signal. This is a circuit for conversion.

The ROM 30 is a storage device for storing a program for controlling the entire control unit of the portable telephone device 101, telephone number data, and the like irrespective of the power on / off state.
The CPU 21 controls the entire control unit of the mobile phone device 101 according to a program stored in the ROM 30. The LCD display 23 is provided on the front of the mobile phone device 101, and is driven by the LCD driver 22 in various display modes under the control of the CPU 21.
Various displays such as numeric keypad display, telephone number display, and map data display are performed.

The first RAM 31 stores the service center 10
1 constitutes an example of a first storage unit for storing provided data including map data transmitted and received from the first storage unit 1. The second RAM 32 forms an example of a second storage unit that stores the provided data displayed by the LCD display 23.
In the present embodiment, in particular, the LCD display 23 displays the first R
It is driven by the LCD driver 22 to display the provision data once stored in the AM 31.

The key switch 33 constitutes an example of an input means together with the LCD display 23, and is configured so that the user can input and designate various kinds of information as described later. The battery 35 is a rechargeable or disposable battery, and is configured to be removable and replaceable. The power supply unit 34 is configured to receive power supply from the battery 35 and to supply predetermined power to each circuit and device of the control unit and the wireless unit of the mobile phone device 101, respectively.

Referring to FIG. 4, L of mobile phone device 101
The configurations of the CD display 23 and the key switch 33 will be further described. In FIG. 4, a key switch 33 stores a call key 33a, which is an example of a connection means provided exclusively for calling the service center 301, and provided data displayed on the LCD display 23 in the second RAM 32. Key 33b for calling image information from the second RAM 32, a calling key 33c for calling a telephone number being displayed, a line connection with the service center 301, and a line connection with another portable telephone device. A line disconnection key 33d for disconnecting, a scroll key 33e for scrolling the displayed map data in the horizontal direction on the screen, a scroll key 33f for scrolling the displayed map data in the vertical direction on the screen, and an LCD display For specifying an arbitrary position on the map data displayed by the device 23 as a mark position It has a marking key 33g to start the mode. Call key 33a
Are configured to change color (e.g., from green to red) during line connection.

The LCD display 23 performs a display like a display screen 23a in the numeric keypad display mode. That is, LC
Under the control of the CPU 21, the D driver 22 and the LCD display 23 perform a display such as the display screen 23a of FIG. 4 in the numeric keypad display mode, and input a desired telephone number or the like by a cursor moving method or a touch method. Is configured to do so. On the other hand, in the map display mode, a display such as the display screen 23b of FIG. 4 is performed to constitute an example of a display unit that displays the map data transmitted from the service center 301.

In the numeric keypad display mode, the display screen 2
The "F" key 50 in 3a is a display mode change key. By operating the "F" key 50, the mode is switched from the numeric keypad display mode to the map display mode.

In the map display mode, the display screen 23b
In addition to the image indicating the map, the telephone number corresponding to the called map is displayed as “TEL ****”. In addition to the telephone number, an address corresponding to the telephone number may be selectively displayed. An “R” key 51 appearing on the display screen 23b is a display mode change key. By operating the “R” key 51, the mode is switched from the map display mode to the numeric keypad display mode. By changing the program stored in the ROM 30, various display modes such as a telephone list display mode and an address book mode can be adopted in addition to these display modes. Furthermore, the ice cream-shaped mark 52 on the display screen 23b indicates the position of the desired telephone number on the map, and indicates that this telephone number corresponds to an ice cream shop. In any of the display modes, the telephone number to be called by the telephone function is displayed at an appropriate position on the screen, and in this state, when the call key 33c is operated, a call is made to the displayed telephone number. May be configured.

In FIG. 1 to FIG. 4, in the present embodiment, in particular, the CPU 21 controls the radio unit after connecting to the service center 301 via the public network 201 to store the storage capacity of the first RAM 31. Is further transmitted to the service center 301 via the public line network 201. At this time, the first RAM 31
Corresponds to the display capability of the LCD display 23, the same operation can be obtained by using display capability information indicating the display capability of the LCD display 23 instead of this storage capability information. When this storage capability information is transmitted via the public line network 201, the control unit 313 of the service center 301
Is configured to adjust the amount of provided data to be transmitted according to the recording capability indicated by the transmitted storage capability information. For example, if the memory capacity of the first RAM 31 is small, the data of the search database 302 may be used to transmit map data indicating a small street so as not to transmit or reduce the area of the map to be transmitted. Change the data editing method as appropriate.

The storage capacity value of the first RAM 31 provided in the standardized portable telephone device 101 is set in the control unit 313 of the service center 301 in advance without transmitting the storage capacity information as described above. The amount of provided data to be transmitted may be determined based on the set value. Furthermore,
Such a fixed storage capacity value may be set in advance as a default value, and when the storage capacity information is transmitted, the value may be appropriately changed.

Also, the first RAM 31 is preferably
The LCD display 23 has a storage capacity capable of storing more provided data than the amount of provided data that can be displayed at one time. Then, the LCD display 23 displays the scroll keys 33e and 33f of the provision data stored in the first RAM 31.
It is preferable to scroll and display the part specified by. This is because the use of a very large LCD display 23 is not preferable due to the nature of the mobile phone. In addition,
If the portion instructed to be scrolled by the scroll keys 33e and 33f exceeds the range of the map data stored in the first RAM 31, the information request command for requesting the provision data including the map data in the exceeded range is sent to the telephone number. Instead of the mobile phone device 101 to the service center 301
To provide the provided data including the map data in the range from the database 302 via the public line network 201 and display it on the LCD display 23.

Further, in the present embodiment, in particular, selection information indicating at least one of an area and a facility for which map data is desired to be displayed can be input by using the LCD display 23 in the ten-key display mode as an example of input means. Is configured.

For example, the key “1” selects a detailed area such as 100 m (meter) × 100 m, the key “2” selects an area including the nearest station, and the key “3”.
Selects a wide area such as 1000 mx 1000 m, and the key "4" indicates that the display screen 23 is not selected.
On a, an area for which map data is desired to be displayed is selected by inputting a number.

For example, key "1" selects to display all major landmarks, key "2" selects to display around a restaurant, and key "3" selects
The display of the map data is performed by inputting the numbers on the display screen 23a, such as selecting that the display is centered on the bank, and selecting the key "4" by selecting that the landmark display other than the telephone number is unnecessary. The desired facility is selected.

The reception control unit 311 of the service center 301
Receives the selection information indicating the selected area or facility when it is further transmitted via the public switched telephone network 201. Then, the control unit 313 of the service center 301 appropriately edits the provided data according to the received selection information, and the transmission control unit 312 transmits the edited provided data to the mobile phone device 101. . Therefore, in the mobile phone device 101 receiving this, map data indicating a desired area or facility is displayed on the LCD display.

As described above, the control unit 313 of the service center 301 changes the storage capacity of the first RAM 31 and the manner of editing the provided data to be transmitted according to the area or facility desired by the user. The data is edited to meet the user's wishes and to make effective use of the storage capacity of the first RAM 31, and transmitted in a predetermined format.

Further, in the present embodiment, in particular, the LCD in the map display mode is operated by the scroll keys 33e and 33f.
After specifying the desired area on the display screen of the display 23,
By operating the memory key 33b, the desired area can be stored in the second RAM 32.

The second RAM 32 is operated by the memory key 33b.
When the storage of the provided data in is completed, the user has obtained necessary information through a series of operations. Therefore, CPU2
The control of (1) may disconnect the line connection with the service center 301 via the public line network 201. In addition to or instead of this, the line connection with the service center 301 is disconnected under the control of the CPU 21 when there is no user input via the key switch 33 or the screen of the LCD display 23 for a predetermined time. Alternatively, the control unit 313 may be configured on the service center 301 side.
, The reception control unit 311 causes the mobile phone device 101
When a predetermined type of information is not received for a predetermined time from, the line connection with the mobile phone device 101 may be disconnected. Further, even after the line connection is disconnected in this way, the LCD display 23 may be configured to continue displaying. According to this configuration, the user can continue to view the provided data such as the captured map data on the LCD display 23 while shortening the use time of the public network 201 or the service center 301, which is advantageous. is there.

Next, the operation of the embodiment configured as described above will be described with reference to FIGS.
First, when the call key 33a of the mobile phone device 101 is pressed by the user, the wireless unit of the mobile phone device 101 connects the line to the service center 301 under the control of the CPU 21.

In response to this, in the service center 301, under the control of the control unit 313, control information for prompting an input instruction of desired information is transmitted from the transmission control unit 312. In response to this, in the mobile phone device 101, a message prompting input of desired information appears on the LCD display 23 under the control of the CPU 21. The user sees this and the service center 3
01, and confirms the telephone number of the area for which the map data is desired in the numeric keypad display mode (display screen 23 in FIG. 4).
When the numeric keypad of the LCD display 23 in (a) is operated, the input telephone number is controlled by the CPU 21.
The information is transmitted from the wireless unit via the public network 201 together with the storage capacity information of the first RAM 31 as telephone number information.

In response to this, in the service center 301, when the control unit 313 holds the telephone number information and the storage capacity information, the control unit 313 further prompts a selection instruction for an area or facility desired to be displayed under the control of the control unit 313. Control information to the effect is transmitted from the transmission control unit 312.

In response to this, the portable telephone device 101
Under the control of the CPU 21, a message prompting selection of an area or facility desired to be displayed on the LCD display 23 appears. When the user sees this and operates the numeric keypad associated with the area or facility on the LCD display 23 in the numeric keypad display mode as described above, the input numeric keypad is controlled by the CPU 21 to display the desired display area or facility. Is transmitted from the wireless unit via the public line network 201 as selection information indicating

In response to this, in the service center 301, the control unit 313 searches the search database 302 based on the transmitted selection information and storage capacity information, and
The requested provision data such as map data, telephone number data, and address data as shown in FIG. 2 is read out, and further, the provision data to be transmitted is created (edit processing) based on the storage capacity information and the selection information. . After that, the control unit 31
Under the control of No. 3, the provided data thus created is further transmitted from the transmission control unit 312.

In response to this, the portable telephone device 101
The provided data received under the control of the CPU 21 is the first R
It is temporarily stored in AM31. Subsequently, the display mode is switched to the map display mode (see the display screen 23b in FIG. 4), and the map data is displayed on the LCD display 23.

Here, if necessary, the user can use the scroll keys 33e and 3e while watching the displayed map data.
When 3f is operated, scroll display is performed on the LCD display 23 under the control of the CPU 21. At this time, if the scrolled portion exceeds the range of the map data stored in the first RAM 31, the CPU 21
A request is made to the service center 301 for the map data in the range exceeding the range as continuation data.

In response to this, in the service center 301, the control unit 313 searches for and edits the continuous data again, and transmits the edited provided data from the transmission control unit 312. On the other hand, if there is no input from the mobile phone device 101 even after a lapse of a predetermined time after transmitting the provided data,
Disconnect the line.

When the user operates the memory key 33b as necessary, the image data of the display screen is stored in the second RAM 32 under the control of the CPU 21.
Then, assuming that the necessary information has been fetched, the line is disconnected.

Further, when the user operates the calling key 33c as required, the line connection to the telephone number displayed on the LCD display 23 at that time is executed under the control of the CPU 21. On the other hand, if necessary,
When the line disconnection key 33d is operated, the line is forcibly disconnected under the control of the CPU 21. When a predetermined time has elapsed without any input via the key switch 33 or the LCD display 23, the line is disconnected under the control of the CPU 21.

As described above, according to the present embodiment, even if a large-scale search database is not provided in the portable telephone device 101, the service center 301 can be connected to the service center 301 via the public network 201 as needed. It is convenient to connect and then transmit the desired telephone number to obtain corresponding data such as map data. In addition, the size of the area desired to be displayed and the type of facility can be selected, which is very convenient. Further, by transmitting the storage capacity of the first RAM 31 to the service center 301, provided data corresponding to the storage capacity is transmitted.
The degree of freedom in selecting the performance of the RAM 31 is greatly increased, which is very advantageous in manufacturing and using the apparatus.

Next, the marking function in the present embodiment will be described with reference to FIGS. In the present embodiment, in particular, as shown in FIG.
g. When this marking key 33g is pressed,
The CPU 21 is configured to activate a marking mode in which an arbitrary position on the map data displayed on the LCD display 23 can be designated as a mark position.

That is, as shown in FIG.
When the marking key 33g is pressed in the map display mode in which the display screen 23b is displayed using the map data stored in the storage area 1 or the map data called by the memory key from the second RAM 32, the CPU 21 causes the display screen to be displayed. 23c is a marking mode for displaying. In this marking mode, for example, the user
By operating e and 33f, a desired mark position is set on the display screen 23c as the center point of the dashed cross-shaped line. After this setting, when the marking key 33g is pressed again, a marker is made at that point as shown in the display screen 23d. That is, at the set mark position, C
Under the control of the PU 21, the LCD display 23 superimposes and displays a mark 53 of a predetermined shape on the map data. The mark information indicating the marker hit in this manner is stored in the memory key 33
b, etc., and the second RAM 32 together with the map data.
It is configured to be stored in. Also, mark 53
When the call key 33c is pressed by the user as necessary in the state of the display screen 23d where is displayed, the wireless unit is connected to the telephone number displayed at the lower part of the display screen 23d under the control of the CPU 21. It is configured to perform.

The mobile telephone device 101 thus configured
Are prepared, and the mark information associated with the map data is transmitted between the portable telephone devices via the public line network 201. Further, if the LCD display 23 displays the mark 53 on the map data under the control of the CPU 21 based on the received mark information, an arbitrary position on the map is associated with the map and the public is displayed. They can be transmitted via the network 201.

When the user presses the "R" key for mode conversion assuming that the marking operation has been completed, the display returns to the numeric keypad display mode for displaying the display screen 23a shown in FIG. According to this marking function, for example, an arbitrary position can be shown on a map and visually conveyed to the other party, for example, a meeting place can be transmitted as a mark 53 shown on the map, which is very practical in practice.

Next, an interlocking function for interlocking the outgoing call and the display of the map data stored in the second RAM 32 in the present embodiment will be described with reference to FIGS. In the present embodiment, in particular, as shown in FIG.
2, a telephone number and image information indicating map data corresponding to the telephone number are stored in a data 32a format. When the call key 33c shown in FIG. 4 is pressed by the user as necessary, the CPU 21 as an example of the determination means stores the same telephone number as the telephone number to be called in the second RAM 32. It is configured to determine whether or not there is. The LCD display 23 has a CP
If it is determined by U21 that the same telephone number is stored, the display mode is switched at the time of calling and the line connection is performed while displaying the map data corresponding to the telephone number. If it is determined that the call is not stored, the line connection is performed without changing the display mode at the time of calling, without changing the display screen at the time of calling.

According to this interlocking function, when a desired telephone number is called, if the corresponding map data exists in the second RAM 32, the map data can be called in conjunction with the call. Very easy to use.

Further, when the communication carrier provides the calling number display service, the telephone number of the calling side is notified at the time of receiving the call, so that the setting can be made so as to directly request the provided data from the service center. .

In the embodiment described above, the portable telephone device is an example of the portable communication terminal device. However, instead of the portable telephone device, a PHS, an electronic notebook having a modem, a notebook personal computer, and a portable map data display are provided. The present invention can also be applied to a dedicated device for use in a computer.

Further, the service to be provided is not limited to the map data, but can be expanded to the specific information of the designated destination.

[0085]

According to the information providing system of the present invention, the provision data about the area corresponding to the telephone number transmitted from the portable communication terminal device is transmitted from the service center to the portable communication terminal device via the communication line. Since the transmitted provided data is displayed by the display means,
It can receive and display map data on any telephone number specified by the user.

In particular, according to the first aspect of the present invention, while the conventional portable telephone navigation system described above can only display a map around the current position where a call has been made, it relates to an arbitrary telephone number designated by the user. It is very convenient because it can receive and display map data. Further, in the above-described conventional mobile phone navigation system, it is necessary to previously store a map of the surrounding area for each of a plurality of base stations, but the user can access the search database of the information providing station. This is very convenient because desired map data can be directly received from the search database regardless of the number of base stations.

According to the information providing system of the present invention, when the call key is operated, the service center is called up, so that the service center can be called up easily and quickly. You can search relatively quickly.

According to the information providing system of the third aspect, the display means displays the provided data once stored in the first storage means, so that the received provided data such as map data is displayed with flexibility. And can be handled.

According to the information providing system of the fourth aspect, the center-side transmission means adjusts the amount of provided data to be transmitted according to the storage capacity of the first storage means. The degree of freedom is increased, which is advantageous in manufacturing the portable communication terminal device.

According to the information providing system of the present invention, the storage capacity information indicating the storage capacity of the first storage means is transmitted to the service center, and the center side transmission means transmits according to the storage capacity information. Since the amount of provided data is adjusted, the information providing system can function smoothly even if various types of mobile communication terminal devices having different storage capacities are used.

According to the information providing system of the present invention, the display means stores in the first storage means more provided data than the amount of provided data which can be displayed at a time, and scrolls the display using the provided data. Thus, scroll display can be performed much more quickly than accessing the service center for each screen.

According to the information providing system of the present invention, the selection information indicating the area or facility desired to be displayed is transmitted to the service center, and the center-side transmission means transmits the provided data according to the selection information. Therefore, only highly necessary information can be transmitted without waste, and as a result, quick data calling can be realized by a portable communication terminal device having relatively low capability.

According to the information providing system of the present invention, if there is no input by the input means for a predetermined time, the connection means disconnects the line connection. Therefore, even if the user forgets to disconnect the line connection, The use time of the communication line can be reduced.

According to the ninth aspect of the present invention, if the center-side receiving means does not receive a predetermined type of information from the portable communication terminal for a predetermined time, the line disconnecting means disconnects the line connection. Even if the user forgets to disconnect the line connection, it is possible to reduce the waste of the use time of the communication line.

According to the information providing system of the tenth aspect, when the provided data is stored in the second storage means by the input means, the connecting means disconnects the line connection, so that the use time of the communication line is not wasted. I'm done.

[0096] According to the information providing system of the eleventh aspect, the display means keeps displaying even after the connection via the communication line is disconnected. It is possible to keep watching provided data such as map data taken in via a communication line while shortening the data.

According to the information providing system of the present invention, when the same telephone number as the telephone number to be called is stored in the second storage means when making a call, the display means displays the telephone number. Is displayed, the portable communication terminal device is convenient to use.

According to the information providing system of the thirteenth aspect, a mark can be added to an arbitrary position on the map data by the input means, and the second storage means stores the mark information. This is convenient because user-specific image information can be created and stored.

According to the information providing system of the present invention, since the map data and the mark information can be transmitted between a plurality of portable communication terminal devices, a specific place such as a meeting place is marked on the map. Can be transmitted as
It is very convenient.

According to the information providing system of the present invention, when the call key is operated, a call is made to the telephone number displayed by the display means, so that a call is made to a desired telephone number. Operation becomes simple.

As a result, according to the present invention, a user of a portable communication terminal device such as a portable telephone device having a storage unit having a relatively low storage capacity can directly and effectively utilize a huge search database owned by a service center. Thus, an information providing system capable of easily displaying desired map data on a portable communication terminal device can be realized.

[Brief description of the drawings]

FIG. 1 is a block diagram illustrating a schematic configuration of an information providing system according to an embodiment of the present invention.

FIG. 2 is a block diagram showing a configuration of a service center provided in the information providing system of FIG. 1;

FIG. 3 is a block diagram illustrating a configuration of a mobile phone device included in the information providing system of FIG. 1;

FIG. 4 is a conceptual diagram showing the configuration and operation of an LCD display and key switches provided in the mobile phone device of FIG.

FIG. 5 is a conceptual diagram showing a display operation by a marking function of an LCD display included in the mobile phone device of FIG. 3;

FIG. 6 is a conceptual diagram showing a data structure of a second RAM included in the mobile phone device of FIG. 3;

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 ... Common transmission / reception antenna 2 ... Reception only antenna 3 ... Antenna duplexer 4 ... Transmission circuit part 5 ... Reception circuit part 6 ... Synthesizer part 7 ... Quadrature modulator 8 ... Demodulator 11 ... TDMA baseband processing part 12 ... Voice codec 13 ... Audio circuit 14 ... Speaker 15 ... Microphone 21 ... CPU 22 ... LCD driver 23 ... LCD display 30 ... ROM 31 ... First RAM 32 ... Second RAM 33 ... Key switch 34 ... Power supply unit 35 ... Battery 101 ... Portable Telephone 201: Public line network 301: Service center 302: Search database

Continuation of front page (72) Inventor Masahiro Sui 25-1 Nishimachi, Yamada, Kawagoe-shi, Saitama Prefecture Pioneer Corporation Kawagoe Factory

Claims (15)

[Claims] 1. An information providing system comprising: a service center for providing provided data including map data via a communication line; and a portable communication terminal device connectable to the service center via the communication line. A connection unit for connecting the mobile communication terminal device to the service center via the communication line; an input unit for inputting or designating a desired telephone number; Terminal-side transmission means for transmitting the input or designated telephone number to the service center via the communication line after connection through the service center, wherein the service center transmits the transmitted telephone number A center-side receiving means for receiving, and a mobile communication from the service center in a predetermined format provided data on an area corresponding to the received telephone number. And a center-side transmitting means for transmitting the data via the communication line to the terminal device, wherein the portable communication terminal device displays the received providing data and the terminal-side receiving means for receiving the transmitted providing data. An information providing system, further comprising: a display unit that performs the operation. 2. The information providing system according to claim 1, wherein the connection unit includes a call key for calling the service center via the communication line. 3. The portable communication terminal device further comprises first storage means for storing the received provided data, and wherein the display means displays the stored provided data. The information providing system according to claim 1. 4. The information providing system according to claim 3, wherein the center-side transmission unit adjusts an amount of provided data to be transmitted according to a storage capacity of the first storage unit. 5. The terminal-side transmission means further transmits storage capacity information indicating the storage capacity of the first storage means to the service center via the communication line after connection via the communication line. The center-side receiving means further receives the transmitted storage capacity information, and the center-side transmission means adjusts the amount of provided data to be transmitted according to the received storage capacity information. The information providing system according to claim 4, wherein 6. The first storage means has a storage capacity capable of storing more provided data than the provided data can be displayed at a time by the display means, and the input means is provided for the display means. A portion of the provided data to be scroll-displayed can be designated, and the display means scrolls and displays a portion of the stored provided data designated by the input means. Item 6. The information providing system according to any one of Items 3 to 5. 7. The input unit is configured to be capable of inputting selection information indicating at least one of an area and a facility desired to be displayed by the display unit, and the terminal-side transmission unit is configured to input the selection information by the input unit. The received selection information is further transmitted to the service center via the communication line, the center-side receiving means further receives the transmitted selection information, and the center-side transmitting means receives the received selection information. The information providing system according to claim 1, wherein the providing data is transmitted according to the information. 8. The communication device according to claim 1, wherein the connection unit disconnects the connection via the communication line if there is no input from the input unit for a predetermined time. Information providing system. 9. The service center includes a line disconnecting unit that disconnects the connection via the communication line unless the center-side receiving unit receives a predetermined type of information from the portable communication terminal device for a predetermined time. The information providing system according to any one of claims 1 to 8, further comprising: 10. The portable communication terminal device further includes a second storage unit that stores the provided data displayed by the display unit, and the input unit stores the provided data in the second storage unit. 10. The connection unit disconnects the connection via the communication line when the storage unit is instructed by the input unit. An information providing system according to any one of the preceding claims. 11. The information providing system according to claim 8, wherein the display unit continues displaying even after the connection via the communication line is disconnected. . 12. The portable communication terminal device has a telephone function, a second storage means for storing provided data displayed by the display means together with the corresponding telephone number, and making a call when calling by the telephone function. Determining means for determining whether or not the same telephone number as the telephone number to be called is stored in the second storage means, wherein the display means determines that the same telephone number is stored by the determination means The information providing system according to any one of claims 1 to 9, wherein when it is determined, provided data corresponding to the same telephone number is displayed when making a call using the telephone function. 13. The input means is configured to be able to designate an arbitrary position on the map data displayed by the display means as a mark position, and the display means comprises a mark position designated by the input means. And a second storage unit for displaying a mark of a predetermined shape on the map data displayed in the above, and storing mark information indicating the mark position together with the provided data displayed by the display unit. The information providing system according to claim 1. 14. The portable communication terminal device, wherein a plurality of the portable communication terminal devices are provided, and in one portable communication terminal device, the terminal-side transmission means transmits map data and mark information stored in the second storage means to the communication line. Is transmitted to another portable communication terminal device via the terminal device. In the other portable communication terminal device, the terminal-side receiving means further receives the transmitted map data and mark information, and the display means comprises: 14. The information providing system according to claim 13, wherein a mark indicated by the received mark information is displayed so as to be superimposed on the received map data. 15. The portable communication terminal device has a telephone function, the display means is configured to be able to further display a telephone number to be called by the telephone function, and the input means is displayed by the display means. The information providing system according to any one of claims 1 to 14, further comprising a call key for calling a designated telephone number.