Information presentation system and portable telephone apparatus with information displaying function

• US 6,526,285 B1
• Filed: 11/09/2000
• Issued: 02/25/2003
• Est. Priority Date: 07/19/1996
• Status: Expired due to Fees

• Current Assignee: Pioneer Electronics (USA) Incorporated (Pioneer Corporation)
• Original Assignee: Pioneer Electronics (USA) Incorporated (Pioneer Corporation)
• Inventors: Ueki, Yoshiharu, Matsumoto, Kanya, Sakaguchi, Shozaburo, Sui, Masahiro
• Primary Examiner(s): NGUYEN, DUC M
• Application Number:
  US09/708,503
• Time in Patent Office: 838 Days
• Field of Search: 455/456, 455/457, 455/517, 455/524, 455/525, 455/566, 455/412, 455/414, 340/961, 340/989, 340/995, 342/357-1-3, 342/457, 701/200-213
• US Class Current: 455/457
• CPC Class Codes: G06Q 40/04 Trading; Exchange, e.g. stocks, commodities, derivatives or currency exchange
• CPC Class Codes: H04M 15/68 Payment of value-added services
• CPC Class Codes: H04M 15/83 Notification aspects
• CPC Class Codes: H04M 2215/0196 Payment of value-added services, mainly when their charges are added on the telephone bill, e.g. payment of non-telecom services, e-commerce, on-line banking
• CPC Class Codes: H04M 2215/32 Involving wireless systems
• CPC Class Codes: H04M 2215/82 Advice-of-Charge [AOC], i.e. notify subscriber of charges/cumulative charge; meter at the substation
• CPC Class Codes: H04M 3/4872 Non-interactive information services
• CPC Class Codes: H04W 4/00 Services specially adapted for wireless communication networks; Facilities therefor
• CPC Class Codes: H04W 8/245 from a network towards a terminal

Abstract

An information presentation system is provided with: a data server for providing a predetermined kind of information data classified into a plurality of preset data groups through a communication line; and a portable communication terminal apparatus connectable through the communication line to the data server. The portable communication terminal apparatus is provided with: a connecting device for connecting the portable communication terminal apparatus to the data server through the communication line; an input device for inputting or specifying a desirable code from among a plurality of data group codes each indicating respective one of the preset data groups; and a terminal side transmitting device for transmitting the inputted or specified code through the communication line to the data server. The data server is provided with: a server side receiving device for receiving the transmitted code; and a server side transmitting device for transmitting the information data as for the data group corresponding to the received code by a predetermined format from the data server to the portable communication terminal apparatus through the communication line. The portable communication terminal apparatus is further provided with: a terminal side receiving device for receiving the transmitted information data; and a displaying device for displaying the received information data.

Claims

1. An information presentation system comprising:

a service center for providing presentation data including map data through a communication line; and

a wireless telephone connectable through said communication line to said service center,

said wireless telephone comprising;

a connecting device for connecting said wireless telephone to said service center through said communication line;

an input device for inputting or specifying a desirable telephone number; and

a terminal side transmitting device for transmitting the inputted or specified telephone number through said communication line to said service center after establishing a connection through said communication line,

said service center comprising;

a center side receiving device for receiving the transmitted telephone number; and

a center side transmitting device for transmitting presentation data, as for a territory corresponding to the received telephone number, by a predetermined format from said service center to said wireless telephone through said communication line,

said wireless telephone further comprising;

a terminal side receiving device for receiving the transmitted presentation data; and

a displaying device for displaying the received presentation data, wherein;

said input device is adapted to input selection information to select at least one of display areas associated with the territory from the presentation data;

said terminal side transmitting device further transmits the selection information inputted by said input device to said service center through said communication line;

said center side receiving device further receives the transmitted selection information; and

said center side transmitting device transmits the presentation data corresponding to the received selection information,

wherein said wireless telephone further comprises a first memory device for storing the received presentation data and said displaying device displays the stored presentation data,

said terminal side transmitting device further transmits memory ability information indicative of the memory ability of said first memory device to said service center through said communication line after establishing the connection through said communication line;

said center side receiving device further receives the transmitted memory ability information; and

said center side transmitting device adjusts the amount of the presentation data to be transmitted on the basis of the received memory ability information.

2. The information presentation system according to claim 1, wherein said connecting device contains a call key for calling out said service center through said communication line.

3. The information presentation system according to claim 1, wherein said center side transmitting device adjusts the amount of the presentation data by reducing the area of the territory to be displayed.

4. The information presentation system according to claim 1, wherein said center side transmitting device adjusts the amount of the presentation data by not transmitting information in the map data relating to narrow roads.

5. The information presentation system according to claim 1, wherein said first memory device has a memory ability to store more presentation data in data amount than the presentation data which said displaying device can display at one time, said input device is adapted to specify a portion to be scroll-displayed among the presentation data with respect to said displaying device, and said displaying device scroll-displays the portion specified by said input device among the stored presentation data.

6. The information presentation system according to claim 1, wherein:

said wireless telephone has a telephoning function;

said displaying device is adapted to further display a telephone number to be called by the telephoning function; and

said input device comprises a call key to call the telephone number displayed by said displaying device.

7. An information presentation system comprising:

a service center for providing presentation data including map data through a communication line; and

a wireless telephone connectable through said communication line to said service center,

said wireless telephone comprising;

a connecting device for connecting said wireless telephone to said service center through said communication line;

an input device for inputting or specifying a desirable telephone number; and

a terminal side transmitting device for transmitting the inputted or specified telephone number through said communication line to said service center after establishing a connection through said communication line,

said service center comprising;

a center side receiving device for receiving the transmitted telephone number; and

a center side transmitting device for transmitting presentation data, as for a territory corresponding to the received telephone number, by a predetermined format from said service center to said wireless telephone through said communication line,

said wireless telephone further comprising;

a terminal side receiving device for receiving the transmitted presentation data; and

a displaying device for displaying the received presentation data, wherein;

said input device is adapted to input selection information to select at least one of desirable facilities associated with the territory from the presentation data;

said terminal side transmitting device further transmits the selection information inputted by said input device to said service center through said communication line;

said center side receiving device further receives the transmitted selection information; and

said center side transmitting device transmits the presentation data corresponding to the received selection information,

wherein said wireless telephone further comprises a first memory device for storing the received presentation data and said displaying device displays the stored presentation data,

said terminal side transmitting device further transmits memory ability information indicative of the memory ability of said first memory device to said service center through said communication line after establishing the connection through said communication line;

said center side receiving device further receives the transmitted memory ability information; and

said center side transmitting device adjusts the amount of the presentation data to be transmitted on the basis of the received memory ability information.

8. The information presentation system according to claim 7, wherein said connecting device contains a call key for calling out said service center through said communication line.

9. The information presentation system according to claim 7, wherein said center side transmitting device adjusts the amount of the presentation data by reducing the area of the territory to be displayed.

10. The information presentation system according to claim 7, wherein said center side transmitting device adjusts the amount of the presentation data by not transmitting information relating to narrow roads in the map data.

11. The information presentation system according to claim 7, wherein said first memory device has a memory ability to store more presentation data in data amount than the presentation data which said displaying device can display at one time, said input device is adapted to specify a portion to be scroll-displayed among the presentation data with respect to said displaying device, and said displaying device scroll-displays the portion specified by said input device among the stored presentation data.

12. The information presentation system according to claim 7, wherein:

said wireless telephone has a telephoning function;

said displaying device is adapted to further display a telephone number to be called by the telephoning function; and

said input device comprises a call key to call the telephone number displayed by said displaying device.

13. An information presentation system comprising:

a service center for providing presentation data including map data through a communication line; and

a wireless telephone connectable through said communication line to said service center,

said wireless telephone comprising;

a connecting device for connecting said wireless telephone to said service center through said communication line;

an input device for inputting or specifying a desirable telephone number; and

a terminal side transmitting device for transmitting the inputted or specified telephone number through said communication line to said service center after establishing a connection through said communication line,

said service center comprising;

a center side receiving device for receiving the transmitted telephone number; and

a center side transmitting device for transmitting presentation data, as for a territory corresponding to the received telephone number, by a predetermined format from said service center to said wireless telephone through said communication line,

said wireless telephone further comprising;

a terminal side receiving device for receiving the transmitted presentation data; and

a displaying device for displaying the received presentation data,

wherein said wireless telephone comprises a first memory device for storing the received presentation data and said displaying device displays the stored presentation data,

said terminal side transmitting device further transmits memory ability information indicative of the memory ability of said first memory device to said service center through said communication line after establishing the connection through said communication line;

said center side receiving device further receives the transmitted memory ability information; and

said center side transmitting device adjusts the amount of the presentation data to be transmitted on the basis of the received memory ability information, and

wherein said wireless telephone has a telephoning function for communicating with another communication terminal and comprises;

a second memory device for storing the presentation data displayed by said displaying device together with the corresponding telephone number;

a judging device for judging whether or not a telephone number of said another communication terminal is identical to a telephone number stored in said second memory device, and

said displaying device displays the presentation data corresponding to the telephone number stored in the second memory device while a telephone call to said another communication terminal is made by said telephoning function if said judging device judges that both telephone numbers are identical.

14. An information presentation system comprising:

a service center for providing presentation data including map data through a communication line; and

a wireless telephone connectable through said communication line to said service center,

said wireless telephone comprising;

a connecting device for connecting said wireless telephone to said service center through said communication line;

an input device for inputting or specifying a desirable telephone number; and

a terminal side transmitting device for transmitting the inputted or specified telephone number through said communication line to said service center after establishing a connection through said communication line,

said service center comprising;

a center side receiving device for receiving the transmitted telephone number; and

a center side transmitting device for transmitting presentation data, as for a territory corresponding to the received telephone number, by a predetermined format from said service center to said wireless telephone through said communication line,

said wireless telephone further comprising;

a terminal side receiving device for receiving the transmitted presentation data; and

a displaying device for displaying the received presentation data,

wherein said wireless telephone comprises a first memory device for storing the received presentation data and said displaying device displays the stored presentation data,

said terminal side transmitting device further transmits memory ability information indicative of the memory ability of said first memory device to said service center through said communication line after establishing the connection through said communication line;

said center side receiving device further receives the transmitted memory ability information; and

said center side transmitting device adjusts the amount of the presentation data to be transmitted on the basis of the received memory ability information, and wherein;

said input device is adapted to specify, as a mark position, any position on the map data displayed by said displaying device;

said displaying device superimposes and displays a mark in a predetermined style on the displayed map data at the mark position specified by said input device;

said wireless telephone further comprises a second memory device for storing mark information indicative of the mark position together with the presentation data displayed by said displaying device;

said terminal side transmitting device transmits the map data with the mark information stored in said second memory device through said communication line to another communication terminal; and

said another communication terminal receives and displays the map data with the mark information transmitted from the terminal side transmitting device.

15. A wireless telephone for displaying presentation data including map data, comprising:

a connecting device for connecting said wireless telephone to a service center through a communication line;

an input device for inputting or specifying a desirable telephone number;

a terminal side transmitting device for transmitting the inputted or specified telephone number through said communication line to said service center after establishing a connection through said communication line;

a terminal side receiving device for receiving transmitted presentation data from the service center, wherein the presentation data corresponds a territory associated with the specified telephone number;

a first memory device for storing the received presentation data; and

a displaying device for displaying the stored received presentation data, wherein said wireless telephone further transmits memory ability information indicative of the memory ability of said first memory device to said service center through said communication line after establishing the connection through said communication line; and

said service center adjusts the amount of the presentation data to be transmitted on the basis of the received memory ability information, and wherein;

said input device is adapted to input selection information to select at least one area of a plurality of selectable areas of the territory from the presentation data;

said terminal side transmitting device further transmits the selection information inputted by said input device to said service center through said communication line; and

said terminal side receiving device further receives presentation data including map data corresponding to the selection information and transmitted by said service center.

16. The wireless telephone according to claim 15, wherein:

said first memory device has a memory ability to store more presentation data in data amount than the presentation data which said displaying device can display at one time;

said input device is adapted to specify a portion to be scroll-displayed among the presentation data with respect to said displaying device; and

said displaying device scroll-displays the portion specified by said input device among the stored presentation data.

17. The wireless telephone according to claim 15, wherein:

said wireless telephone has a telephoning function;

said displaying device is adapted to further display a telephone number to be called by the telephoning function; and

said input device comprises a call key to call the telephone number displayed by said displaying device.

18. A wireless telephone for displaying presentation data including map data, comprising:

a connecting device for connecting said wireless telephone to a service center through a communication line;

an input device for inputting or specifying a desirable telephone number;

a terminal side transmitting device for transmitting the inputted or specified telephone number through said communication line to said service center after establishing a connection through said communication line;

a terminal side receiving device for receiving transmitted presentation data from the service center, wherein the presentation data corresponds a territory associated with the specified telephone number;

a first memory device for storing the received presentation data; and

a displaying device for displaying the stored received presentation data, wherein said wireless telephone further transmits memory ability information indicative of the memory ability of said first memory device to said service center through said communication line after establishing the connection through said communication line; and

said service center adjusts the amount of the presentation data to be transmitted on the basis of the received memory ability information, and wherein;

said input device is adapted to input selection information to select at least one facility associated with the territory from the presentation data;

said terminal side transmitting device further transmits the selection information inputted by said input device to said service center through said communication line; and

said terminal side receiving device further receives presentation data corresponding to the selection information and transmitted by said service center.

19. The wireless telephone according to claim 18, wherein:

said first memory device has a memory ability to store more presentation data in data amount than the presentation data which said displaying device can display at one time;

said input device is adapted to specify a portion to be scroll-displayed among the presentation data with respect to said displaying device; and

said displaying device scroll-displays the portion specified by said input device among the stored presentation data.

20. The wireless telephone according to claim 18, wherein said wireless telephone has a telephoning function, said displaying device is adapted to further display a telephone number to be called by the telephoning function, and said input device comprises a call key to call the telephone number displayed by said displaying device.

21. A wireless telephone for displaying presentation data including map data, comprising:

a connecting device for connecting said wireless telephone to a service center through a communication line;

an input device for inputting or specifying a desirable telephone number;

a terminal side transmitting device for transmitting the inputted or specified telephone number through said communication line to said service center after establishing a connection through said communication line;

a terminal side receiving device for receiving transmitted presentation data from the service center, wherein the presentation data corresponds a territory associated with the specified telephone number;

a first memory device for storing the received presentation data; and

a displaying device for displaying the stored received presentation data, wherein said wireless telephone terminal further transmits memory ability information indicative of the memory ability of said first memory device to said service center through said communication line after establishing the connection through said communication line; and

said service center adjusts the amount of the presentation data to be transmitted on the basis of the received memory ability information, and wherein;

said wireless telephone has a telephoning function for communicating with another communication terminal and further comprises;

a second memory device for storing the presentation data displayed by said displaying device together with the corresponding telephone number; and

a judging device for judging whether or not a telephone number of said another communication terminal is identical to a telephone number stored in said second memory device, and

said displaying device displays the presentation data corresponding to the telephone number stored in the second memory device while a telephone call to said another communication terminal is made by said telephoning function if said judging device judges that both telephone numbers are identical.

22. The wireless telephone according to claim 21, wherein:

said additional memory device has a memory ability to store more presentation data in data amount than the presentation data which said displaying device can display at one time;

said input device is adapted to specify a portion to be scroll-displayed among the presentation data with respect to said displaying device; and

said displaying device scroll-displays the portion specified by said input device among the stored presentation data.

23. The communication terminal apparatus according to claim 21, wherein said displaying device is adapted to further display a telephone number to be called by the telephoning function, and said input device comprises a call key to call the telephone number displayed by said displaying device.

24. A wireless telephone for displaying presentation data including map data, comprising:

a connecting device for connecting said wireless telephone to a service center through a communication line;

an input device for inputting or specifying a desirable telephone number;

a terminal side transmitting device for transmitting the inputted or specified telephone number through said communication line to said service center after establishing a connection through said communication line;

a terminal side receiving device for receiving transmitted presentation data from the service center, wherein the presentation data corresponds a territory associated with the specified telephone number;

a first memory device for storing the received presentation data; and

a displaying device for displaying the stored received presentation data, wherein said wireless telephone terminal further transmits memory ability information indicative of the memory ability of said first memory device to said service center through said communication line after establishing the connection through said communication line; and

said service center adjusts the amount of the presentation data to be transmitted on the basis of the received memory ability information, and wherein;

said input device is adapted to specify, as a mark position, any position on the map data displayed by said displaying device;

said displaying device superimposes and displays a mark on the displayed map data at the mark position specified by said input device;

said wireless telephone further comprises a second memory device for storing mark information indicative of the mark position together with the presentation data displayed by said displaying device; and

said terminal side transmitting device transmits the map data with the mark information stored in said second memory device through said communication line to another communication terminal,

whereby said another communication terminal receives and displays the transmitted map data with the mark information.

25. The wireless telephone according to claim 24, wherein:

said wireless telephone has a telephoning function;

said displaying device is adapted to further display a telephone number to be called by the telephoning function; and

said input device comprises a call key to call the telephone number displayed by said displaying device.

26. The wireless telephone according to claim 24, wherein:

said memory device has a memory ability to store more presentation data in data amount than the presentation data which said displaying device can display at one time;

said input device is adapted to specify a portion to be scroll-displayed among the presentation data with respect to said displaying device; and

said displaying device scroll-displays the portion specified by said input device among the stored presentation data.

27. A service center for transmitting presentation data including map data to a wireless telephone, comprising:

a service center receiving device for receiving a telephone number and memory ability information indicative the memory ability of a memory device associated with the wireless telephone transmitted to the service center receiving device from the wireless telephone through a communication line established between the service center receiving device and the wireless telephone;

a service center control device for adjusting the amount of the presentation data to be transmitted to the wireless telephone on the basis of the received memory ability information; and

a service center transmitting device for transmitting the presentation data, as for a territory corresponding to the received telephone number, from said service center to said wireless telephone through said communication line, wherein

said service center further receives, from the wireless telephone, selection information corresponding to a selection of at least one area associated with the territory,

said service center further transmits the presentation data including map data, to the wireless telephone, in response to receiving the selection information.

28. The service center according to claim 27, wherein said service center further comprises a line cutoff device for cutting off a connection through said communication line if said center side receiving device does not receive a predetermined kind of information from said portable communication terminal apparatus for a predetermined period.

29. A service center for transmitting presentation data including map data to a wireless telephone, comprising:

a service center receiving device for receiving a telephone number and memory ability information indicative the memory ability of a memory device associated with the wireless telephone transmitted to the service center receiving device from the wireless telephone through a communication line established between the service center receiving device and the wireless telephone;

a service center control device for adjusting the amount of the presentation data to be transmitted to the wireless telephone on the basis of the received memory ability information; and

a service center transmitting device for transmitting the presentation data, as for a territory corresponding to the received telephone number, from said service center to said wireless telephone through said communication line, wherein

said service center further receives, from the wireless telephone, selection information corresponding to a selection of at least one facility associated with the territory,

said service center further transmits the presentation data corresponding to selected facility data to the wireless telephone, in response to receiving the selection information.

30. The service center according to claim 29, wherein said service center further comprises a line cutoff device for cutting off a connection through said communication line if said center side receiving device does not receive a predetermined kind of information from said portable communication terminal apparatus for a predetermined period.

31. A method for providing presentation data including map data to a wireless telephone connectable through a communication line to a service center providing the presentation data, comprising the steps of:

connecting the wireless telephone to the service center through the communication line using a connecting device associated with the wireless telephone;

inputting or specifying a telephone number associated with a desired territory utilizing an input device associated with the wireless telephone;

transmitting to the service center the telephone number associated with the territory through the communication line utilizing a transmitting device associated with the wireless telephone;

transmitting memory ability information indicative of the memory ability of a memory device associated with the wireless telephone to the service center;

adjusting the amount of the presentation data to be transmitted to the wireless telephone on the basis of the received memory ability information;

receiving from the service center the adjusted presentation data corresponding to the telephone number associated with the territory;

inputting or specifying a selection of at least one selectable area associated with the territory utilizing the input device of the wireless telephone;

transmitting through the communication line to the service center selection data corresponding to the selected area from the wireless telephone;

receiving from the service center presentation data including map data corresponding to the transmitted selection data;

displaying on a display device associated with the wireless telephone the received presentation data.

32. The method of claim 31, wherein said service center adjusts the amount of the presentation data by reducing the area of the territory to be displayed.

33. The method of claim 31, wherein said service center adjusts the amount of the presentation data by not transmitting information relating to narrow roads in the map data.

34. The method of claim 31, wherein the step of connecting the wireless telephone to the service center through the communication line uses a connecting device associated with the wireless telephone containing a call key.

35. The method of claim 31, further comprising the step of storing the received presentation data in a memory associated with the wireless telephone.

36. The method of claim 35, wherein the memory device has a memory ability to store more presentation data in data amount than the presentation data that the displaying device can display at one time, the input device specifies a portion of the stored presentation data to be scroll-displayed on the display device, and the display device displays the portion among the stored presentation data specified by the input device.

37. A method for providing presentation data including map data to a wireless telephone connectable through a communication line to a service center for providing the presentation data, comprising the steps of:

connecting the wireless telephone to the service center through the communication line using a connecting device associated with the wireless telephone;

inputting or specifying a telephone number associated with a desired territory utilizing an input device associated with the wireless telephone;

transmitting to the service center the telephone number associated with the territory through the communication line utilizing a transmitting device associated with the wireless telephone;

transmitting memory ability information indicative of the memory ability of a memory device associated with the wireless telephone to the service center;

adjusting the amount of the presentation data to be transmitted to the wireless telephone on the basis of the received memory ability information;

receiving from the service center the presentation data corresponding to the telephone number associated with the territory;

inputting or specifying a selection of at least one facility associated with the territory utilizing the input device of the wireless telephone;

transmitting through the communication line to the service center selection data corresponding to the at least one facility selected from the wireless telephone;

receiving from the service center presentation data corresponding to the transmitted selection data;

displaying on a display device associated with the wireless telephone the received presentation data.

38. The method of claim 37, wherein said service center adjusts the amount of the presentation data by reducing the area of the territory to be displayed.

39. The method claim 37, wherein said service center adjusts the amount of the presentation data by not transmitting information relating to narrow roads in the map data.

40. The method of claim 37, wherein the step of connecting the wireless telephone to the service center through the communication line uses a connecting device associated with the wireless telephone containing a call key.

41. The method of claim 37, further comprising the step of storing the received presentation data in a memory associated with the wireless telephone.

42. The method of claim 41, wherein the memory device has a memory ability to store more presentation data in data amount than the presentation data that the displaying device can display at one time, the input device specifies a portion of the stored presentation data to be scroll-displayed on the display device, and the display device displays the portion among the stored presentation data specified by the input device.

43. A method for providing presentation data including map data to a wireless telephone connectable through a communication line to a service center for providing the presentation data, comprising the steps of:

connecting the wireless telephone to the service center through the communication line using a connecting device associated with the wireless telephone;

inputting or specifying a telephone number associated with a desired territory utilizing an input device associated with the wireless telephone;

transmitting to the service center the telephone number associated with the territory through the communication line utilizing a transmitting device associated with the wireless telephone;

transmitting to the service center memory ability information indicative of the memory ability of a memory device associated with the wireless telephone;

adjusting the amount of the presentation data to be transmitted to the wireless telephone on the basis of the received memory ability information;

receiving from the service center the presentation data corresponding to the telephone number associated with the territory, wherein the wireless telephone includes a telephoning function and the method further comprises;

storing in a second memory device associated with the wireless telephone the received presentation data and the corresponding telephone number;

calling another communication terminal utilizing said telephoning function of the wireless telephone;

judging whether or not a telephone of said another communication terminal is identical to a telephone number previously stored in said second memory device; and

displaying on a display device associated with said wireless telephone presentation data corresponding to the telephone number previously stored in the second memory device during said step of calling said another communication terminal if it is judged that the telephone number of said another communication terminal and said previously stored telephone number are identical.

44. A method for providing presentation data including map data to a wireless telephone connectable through a communication line to a service center for providing the presentation data, comprising the steps of:

connecting the wireless telephone to the service center through the communication line using a connecting device associated with the wireless telephone;

inputting or specifying a telephone number associated with a desired territory utilizing an input device associated with the wireless telephone;

transmitting to the service center the telephone number associated with the territory through the communication line utilizing a transmitting device associated with the wireless telephone;

transmitting to the service center memory ability information indicative of the memory ability of a memory device associated with the wireless telephone;

adjusting the amount of the presentation data to be transmitted to the wireless telephone on the basis of the received memory ability information;

receiving from the service center the presentation data including map data corresponding to the telephone number associated with the territory;

displaying on a display device associated with the wireless telephone the presentation data including map data;

inputting or specifying utilizing the input device a mark position corresponding to a position on the displayed map data;

storing in a second memory device associated with the wireless telephone information indicative of the mark position together with the presentation data displayed by the display device;

displaying on the display device the presentation data including map data and a mark corresponding to the mark position superimposed on the displayed map data;

transmitting the stored information indicative of the mark position together with the presentation data including map data through the communication line to another communication terminal,

receiving by a receiving device of the another communication terminal the mark position together with the presentation data including map data; and

displaying on a display device of the another communication terminal the received transmitted map data with the superimposed mark.