JP2002315044A - Map service system - Google Patents

Abstract

PROBLEM TO BE SOLVED: To solve the problem of an accurate position information being unable to be acquired by a portable telephone or a PHS. SOLUTION: Each of portable telephones 1 and 2 has a means of obtaining present position signal, by a radio wave reception from a satellite of a satellite position measuring system (GPS), in addition to an i-mode communication via the Internet. A map service system body 4 transmits position information, such as map information or the like of the periphery of the position signal obtained via a communication from the portable telephone to the portable telephone, for obtaining peripheral information of the present position by the carrier of the portable telephone. Further, waiting time information for providing mutual position information of the portable telephones is provided by acquiring the position signals from a plurality of portable telephones, and various type additional services, based on the map information, is provided.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

[0001] 1. Field of the Invention [0002] The present invention relates to a map service system for providing a plurality of portable telephones (including a PHS) with each other's positional information (map, voice, text, etc.).

[0002]

2. Description of the Related Art Recent mobile phones and PHS (registered trademark)
Can transmit / receive voice / text / image information on a one-to-one basis through a telephone line network. In addition, a mobile phone equipped with an i-mode communication function can be connected to the Internet directly and used for various purposes such as e-mail, mobile banking, and ticket reservation. In order to realize i-mode communication, this type of mobile phone automatically connects to an i-mode server, and connects to each content provider's site through Web browsing and selected services, and image display of provided services. It has a function, an LCD screen that can respond to it, and a key input function. Further, the PHS communication station has a service function of transmitting from the antenna position communicating with the PHS to the PHS such as information on the approximate position of the PHS and information on stores around the PHS. As another location information service system, there is a navigator mounted on an automobile, which measures an accurate current location of the automobile using a GPS (satellite positioning system), and is mounted on the navigator based on the current location information. Then, it is possible to obtain map data around the current position of the car and output related voice information such as route guidance and the like.

[0003]

A conventional portable telephone cannot obtain its position information and surrounding map information.
In this regard, the PHS can obtain approximate location information as location information, but this information is rough location information such as a range of several hundred meters, and is not suitable for searching for a destination building or a meeting place. That was enough. A car navigator can know the exact position by GPS, but requires a large-scale device such as a storage means for storing a large amount of map data over a wide area, and requires a mobile phone or P
It was inferior to the convenience of HS.

An object of the present invention is to provide a map service system capable of providing accurate location information to a mobile phone or PHS, and in particular, providing mutual location information between mobile phones or PHS carriers. is there.

[0005]

SUMMARY OF THE INVENTION In order to solve the above-mentioned problems, the present invention provides a portable telephone or PHS with a function of obtaining a current position signal by receiving radio waves from a GPS satellite.
The position signal is transmitted to the main body of the map service system via the Internet. The main body of the map service system retrieves map information and the like corresponding to the position signal and transmits the same to the mobile phone or PHS via the Internet. The system allows the wearer to know the current position and the like on the display, and is characterized by the following system configuration.

A map service system for providing location information to a mobile phone or a PHS, wherein the mobile phone or the PHS receives i-mode communication means via the Internet and receives radio waves from a satellite of a satellite positioning system. A GPS radio wave receiving means for obtaining a current position signal is provided,
A map service system main body is provided for transmitting, to the mobile phone or PHS, position information around the position signal obtained by communication with the mobile phone or PHS in the i-mode communication.

Further, the map service system main body includes, as position information, peripheral map information indicating a current position,
It is characterized in that information for identifying nearby stores, roads, buildings, and the like and the positions of the stores and the like are provided as markings on a map.

[0008] Further, the map service system body is provided with waiting information providing means for obtaining position signals from a plurality of mobile phones or PHSs and providing the position information to each other's mobile phones or PHS. I do. Further, the meeting information providing means includes means for authenticating the meeting partners using a public ID or encryption set between mobile phones or PHSs.

Further, the map service system main body includes the following additional services based on map information, and a service for transmitting an item of a mobile phone or a PHS carrier in a queuing information process to the other carrier as attached information. A service for sending a voice message to a mobile phone or a PHS of each mobile phone when a mobile phone who is meeting comes close to the mobile phone, a delivery service upon request from the mobile phone mobile phone, and means. Features.

[0010]

FIG. 1 is a basic configuration diagram of a map service system showing an embodiment of the present invention. The mobile phones 1 and 2 have a function of transmitting and receiving a telephone call and text information via a telephone line as existing functions, and have a function of performing i-mode communication via the Internet. In addition to these functions, the mobile phones 1 and 2 are equipped with GPS radio wave receiving circuits for obtaining current position signals by receiving radio waves from three or more GPS satellites 3A, 3B and 3C. This receiving circuit is equivalent to a receiving circuit of a car navigator, and can obtain a position signal from propagation delay times of radio waves received from three or more satellites. The map service system body 4 has at least the same information as the map information installed in the navigator of the car, and performs i-mode communication with the mobile phone 1 or 2 via the Internet. Provide service information such as location information.

The position information provided by the service system body 4 provides, by voice or text, information for identifying nearby stores, roads, buildings, etc., in addition to surrounding map information indicating the current position. Further, the location of a store or the like requested by a mobile phone carrier is provided as a marking on a map.

With the above arrangement, the carrier of each of the mobile phones 1 and 2 obtains the current position signal by receiving radio waves from the GPS when searching for the location of a store to be visited.
Map service system 4 via the Internet
And sends the acquired position signal to the map service system main body 4, the map service system main body 4 transmits the position information such as the peripheral map information of the position signal to the mobile phone, and displays it on the display screen of the mobile phone. You can display it on From this display, the user of the mobile phone can easily know which route to proceed from the current position marking and the position marking of the store to be visited.

Here, it should be noted that each of the mobile phones 1 and 2 does not need a large-capacity data storage means such as map information to receive a map service, and simply adds a radio wave receiving circuit from the GPS. You just need to do it. As an application form of the map service system of the present embodiment,
In addition to the above-described map service for a single mobile phone carrier, a function of providing mutual positional information among a plurality of mobile phones can be provided.

This function is suitable for a case where a plurality of portable telephones meet at a certain position. In this service, each carrier obtains a position signal by GPS communication, requests provision of position information to the map service system, and transmits an ID of a waiting party. The map service system itself authenticates each other's waiting from these IDs. By doing so, the position information of the other party is transmitted to the mobile phones of both carriers together with the position information of the other person. This allows the plurality of carriers to know the positional relationship between their own position and the position of the waiting partner, and to move correctly from the current position in the direction of the waiting partner position.

The authentication of the meeting is performed by using a secret I for accessing the main body of the map service system using a mobile phone.
Public I to match with each other in addition to D
D is prepared, and the determination can be made based on whether or not the public IDs match each other. Further, in addition to the public ID, an encryption can be registered in the system main body or the mobile phone, and the authentication of the waiting can be performed by matching the encryption.

FIG. 2 shows a configuration diagram of a map service system main body 4 for realizing the above-mentioned map service system. The system body 4 is a computer system, and is a database 11 for storing map information, IDs, and the like.
And information processing means necessary for the operation of the system
It is provided with the software configuration shown by.

The i-mode communication processing section 12 has an algorithm for performing i-mode communication with a mobile phone via the Internet, and connects to the Internet, confidential ID authentication, and exchanges information such as map information with the mobile phone. Performs general exchange processing. The secret ID management unit 13 stores and manages a secret ID set by the member, and the public ID management unit 14 stores and manages a public ID for waiting authentication. Map information management unit 1
Reference numeral 5 stores and updates the map information in the database 11, searches and reads out the map information in the vicinity determined by the position signal from the mobile phone, and transfers the map information to the i-mode communication processing unit as the map information to be transmitted to the mobile phone.

The position information processing section 16 performs a process of providing current position information by authenticating a secret ID of a mobile phone carrier, and performs a waiting authentication by a public ID when the mobile phone carriers meet. Further, processing for adding the current position marking of the carrier to the map information is performed. The additional service processing unit 17 performs various service processes based on the map information, in addition to the service of providing position information of the individual carriers or the individual carriers.

This additional service processing is performed, for example, when information of a meeting is provided when one of the carriers carries an item (clothes or face photograph information) indicating himself as attached information to the other carrier. Or provide additional services such as sending a voice message to each member's mobile phone when members who are meeting approach each other (for example, within a range of several meters). further,
At the request of the mobile phone carrier, the service provides taxi calls to taxi companies, food and drink related to pizza, delivery of convenience stores, and delivery services for setting up outdoor venues (such as cherry-blossom viewing).

In the embodiment, the case where the present invention is applied to a mobile phone is shown. However, the same effect can be obtained by applying the present invention to a PHS. Also, in the case of a meeting service, the present invention can be applied when one is a mobile phone and the other is a PHS.

[0021]

As described above, according to the present invention, the GPS
The function to obtain the current position signal using the mobile phone or P
The main body of the map service system which is provided in the HS and transmits this position signal via the Internet transmits map information and the like corresponding to the position signal to the mobile phone or the PHS, so that the carrier knows the current position and the like on the display. This makes it possible to provide accurate location information without preparing large-scale map information or the like on a mobile phone or PHS, and in particular, provide mutual location information for a meeting between mobile phone or PHS carriers. effective.

[Brief description of the drawings]

FIG. 1 is a basic configuration diagram of a map service system according to an embodiment of the present invention.

FIG. 2 is a system configuration diagram of a map service system main body according to the embodiment.

[Explanation of symbols]

 1, 2 mobile phone 3A, 3B, 3C GPS satellite 4 map service system body 11 database 12 i-mode communication processing unit 13 secret ID management unit 14 public ID management unit 15 map information management unit 16 ... Position information processing unit 17 ... Additional service processing unit

Continued on the front page (51) Int.Cl. ⁷ Identification symbol FI Theme coat II (Reference) G09B 29/10 H04B 7/26 106A H04Q 7/20 H04Q 7/04 Z (72) Inventor Shigehiko Morita Ogikubo, Suginami-ku, Tokyo 4-20-15 (72) Inventor Takashi Miyazawa 56-26 Enogaoka, Aoba-ku, Yokohama-shi, Kanagawa Prefecture (72) Masayuki Yamafuji 5-30-8 Mejiro, Toshima-ku, Tokyo F term (reference) 2C032 HB22 HB25 HC27 HD03 HD13 2F029 AA07 AB07 AC02 AC14 AC18 AC19 5H180 AA21 BB02 BB04 BB05 CC12 FF04 FF05 FF22 FF27 FF33 5K067 AA34 BB04 BB36 DD17 DD53 DD54 EE02 EE10 EE16 FF23 HH36 JJ52 JJ56

Claims (5)

[Claims] 1. A map service system for providing location information to a mobile phone or a PHS, wherein the mobile phone or the PHS is provided with i-mode communication means via the Internet and radio waves from a satellite of a satellite positioning system. A map service system main body that includes a GPS radio wave receiving unit that obtains a current position signal by receiving, and transmits position information around the position signal obtained by communication with the mobile phone or PHS in the i-mode communication to the mobile phone or PHS. A map service system comprising: 2. The map service system main body provides, as position information, peripheral map information indicating a current position, information for identifying nearby stores, roads, buildings, and the like, and positions of stores and the like as markings on a map. The map service system according to claim 1, wherein: 3. The map service system main body further comprises a waiting information providing unit that obtains position signals from a plurality of mobile phones or PHSs and provides the position information to each other's mobile phones or PHS. Claim 1
Or the map service system according to 2. 4. The map service system according to claim 3, wherein said meeting information providing means includes means for authenticating the meeting partners with a public ID or encryption set between mobile phones or PHSs. 5. The map service system according to claim 1, further comprising the following additional services based on the map information:
A service that sends the item of the carrier of S as attached information to the other person's carrier, a service that sends a voice message to each person's mobile phone or PHS when the waiting persons approach each other, The map service system according to any one of claims 1 to 4, further comprising: a delivery service based on a request from a mobile phone carrier.