JP2006268877A - Navigation information providing system - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a navigation information providing system allowing a user with a communication terminal not to walk around in vain within a store but to find a target article easily. <P>SOLUTION: The system includes transmitters 11-n that are installed in the store to transmit ID information; a transmitter position database 12 that stores installed position information of the transmitters 11-n; an article position database 13 that stores display position information of articles; a controller 14 that, based on article information, extracts the display position information of the article and the installed position information of the transmitter 11-n from respective databases to transmit to a communication terminal 20; and a control means 21 that receives the ID information, transmits the article information to the controller 14, receives the installed position information and the display position information transmitted from the controller 14, calculates a current position based on the ID information and the installed position information; compares the current position information with the display position information; and generates navigation information from the current position to the display position of the article to display on a display means 26. <P>COPYRIGHT: (C)2007,JPO&INPIT

Description

  The present invention relates to a navigation system, and more particularly, to a navigation information providing system and a communication terminal suitable for navigation to a display place of goods in a store.

  Conventionally, a consumer who wants to purchase a product posted in an advertisement, etc., actually goes to the store to be advertised, and first installs it in the store if there is no information about the placement of the product in the store Looked at the store guide map or pamphlet, etc., searched for an area where there was a display shelf for the target product, and then searched the display shelf to find the target product.

  However, in the above conventional method, in the case of a store that handles electrical products, the store guide map and the like describe the location of the display shelf for each product category such as a cooling device, a heating device, an audio device, and a visual device. The location of the display shelf was not listed. For this reason, when the category of the product is not clear, the consumer cannot easily find the target product, and as a result, there is a problem of walking around in the store.

Further, the conventional method has a problem that the consumer must always keep an eye on the surroundings so as not to lose sight of the current location on the store guide map, and cannot concentrate on searching for the target product.
Furthermore, in recent years, many large stores have been opened in the suburbs such as Bettown. In such large stores, the above problem becomes more prominent, and the convenience for consumers is significantly reduced.

  The present invention has been made in view of the above problems, and provides a navigation information providing system and a communication terminal that allow a user having a communication terminal to easily find a target product without walking around in the store. For the purpose.

  In order to achieve the above object, a navigation information providing system according to the present invention is installed in a store and has a plurality of transmitters that transmit identification information to communication terminals existing in the vicinity area, and installation position information of the transmitters. A product location database that stores product display location information of products in the store, and a product location database that displays display location information of corresponding products based on product information transmitted from the communication terminal. And a control unit that extracts installation position information of the transmission unit from the transmission unit position database and transmits each position information to the communication terminal.

According to the present invention, since the transmitting unit can transmit identification information to a nearby area, when a user having a communication terminal enters this nearby area, the identification information is received by the communication terminal. On the other hand, when the product information is received from the communication terminal, the control unit transmits the display position information of the product corresponding to the product information and the installation position information of the transmission unit to the communication terminal. As a result, the communication terminal can calculate the current position information from the identification information and the installation position information, and generates navigation information from the current position to the display position of the product from the comparison between the current position information and the display position information. It becomes possible.
Therefore, by displaying the generated navigation information on the terminal, the user can be navigated to the display position of the product.

  In the navigation information providing system according to the present invention as set forth in the invention described above, the control unit confirms the stock of the product in a predetermined store based on the product information, and transmits the stock information to the communication terminal.

  According to this invention, a control part transmits the inventory information of the goods in a predetermined store to a communication terminal according to goods information. Thereby, in the communication terminal, it becomes possible to display the inventory information of the product in the predetermined store based on the product information on the terminal, and it is possible to present the inventory information of the product to the user.

  In the navigation information providing system according to the present invention, in the above invention, when there are a plurality of stores, the control unit further confirms the inventory of the product in the corresponding store based on the store information transmitted from the communication terminal. It is characterized by.

  According to this invention, since the control unit confirms the stock of the product in the store corresponding to the store information transmitted from the communication terminal, the store information when the same product is handled in a plurality of stores in the communication terminal. Thus, it is possible to display the inventory information of the product in the specific store on the terminal, and to present the inventory information of the product in the specific store corresponding to the store information to the user.

  In the navigation information providing system according to the present invention as set forth in the invention described above, the control unit confirms the stock of the product at another store when the stock is not in stock as a result of the stock confirmation.

  According to this invention, since the control unit checks the stock of the product in another store when the product is not in stock in the specific store, the communication terminal has no product stock in the store of the transmitted store information. In this case, it is possible to display the inventory information of the products in other stores on the terminal, and to present the inventory information of the products in stores other than the specific store corresponding to the store information to the user.

In the navigation information providing system according to the present invention as set forth in the invention described above, the control unit transmits store location information indicating the location of the store to the communication terminal.
According to this invention, since the control unit transmits the location information of the store to the communication terminal, the communication terminal can display the location information of the store on the terminal and present the location information of the store to the user. it can.

  In order to achieve the above object, a communication terminal according to the present invention includes an identification information receiving means for receiving identification information from a transmitter installed in a store, an input means for inputting product information, and an input by the input means. Product information transmitting means for transmitting the product information that has been communicated to the communication-connected control unit, position information receiving means for receiving the display position information of the product in the store based on the product information and the installation position information of the transmitting unit, and the transmission Current position calculation means for calculating current position information based on the identification information received from the section and the installation position information of the transmitting section received from the position information receiving means, the calculated current position information, and the received display position information The navigation information generating means for generating navigation information from the current position to the display position of the product, and the generated navigation information can be viewed Characterized by comprising a display means for displaying.

  According to this invention, the identification information receiving means receives the identification information from the transmission unit. On the other hand, when the product information transmitting unit transmits the product information input by the input unit to the control unit, the position information receiving unit receives the display position information of the product and the installation position information of the transmitting unit. Then, the current position calculation means calculates the current position information from the identification information received from the transmitter and the installation position information received from the position information reception means, and the navigation information generation means compares the current position information with the display position information. Then, navigation information from the current position to the display position of the product is generated, and the display means displays the generated navigation information on the terminal. Thereby, the user who has a communication terminal can be navigated to the display position of goods.

  The communication terminal according to the present invention is characterized in that, in the above-mentioned invention, the communication terminal further comprises inventory information receiving means for receiving inventory information of the product based on the product information, and the display means displays the received inventory information in a viewable manner. And

  According to this invention, the stock information receiving means receives the stock information of the product based on the product information, and the display means displays the stock information of the product on the terminal. Thereby, the inventory information of goods can be shown to a user.

  Moreover, the communication terminal of the present invention comprises store information transmitting means for transmitting store information in addition to the product information when there are a plurality of stores in the above invention, and the inventory information receiving means includes store information and product information. It is characterized by receiving stock information of a product based on the product.

  According to this invention, when there are a plurality of stores, the store information transmitting means transmits the store information in addition to the product information, and the inventory information receiving means receives the inventory information of the products in the store corresponding to the store information. Then, the inventory information received by the display means is displayed on the terminal. Thereby, the inventory information of the goods in the specific store according to store information can be shown to a user.

  In the communication terminal of the present invention, the communication terminal according to the present invention includes a second current position calculating unit that calculates current position information based on positioning information transmitted from a satellite, and a store position receiving unit that receives position information of a store. Second navigation information generation for generating navigation information from the current position to the store position by comparing the current position information calculated by the second current position calculation means with the received store position information Means.

  According to this invention, the second current position calculation means calculates the current position information based on the positioning information from the satellite. On the other hand, the store location receiving means receives store location information. Then, the second navigation information generating means compares the current position information with the store position information to generate navigation information from the current position to the store position, and the display means displays the generated navigation information on the terminal. To do. Thereby, the user who has a communication terminal can be navigated to a store.

According to the navigation information providing system of the present invention, the transmitting unit transmits the identification information to the neighboring area, and the identification information is received by the communication terminal in the neighboring area. On the other hand, when the product information is received from the communication terminal, the control unit transmits the display position information of the product corresponding to the product information and the installation position information of the transmission unit to the communication terminal. Thus, the current position information can be calculated, and navigation information from the current position to the display position of the product can be generated by comparing the current position information with the display position information.
Therefore, by displaying the generated navigation information on the terminal, the user having the communication terminal can be navigated to the display position of the product, and the user can be a first store or a large-scale store where the display location of the product is unknown. You can easily find the product you want without hesitation.

  Further, in the navigation information providing system of the present invention, if the control unit transmits the inventory information of the product in the predetermined store to the communication terminal according to the product information, the communication terminal uses the product in the predetermined store based on the product information. Inventory information can be displayed on the terminal, and the user can know in advance whether there is a stock of the desired product, and suffers the disadvantage of going to the store without knowing that the product is sold out Disappears.

  Further, in the navigation information providing system of the present invention, if the control unit confirms the inventory of the product in the store corresponding to the store information transmitted from the communication terminal, the communication terminal displays the product in the specific store according to the store information. Stock information can be displayed on the terminal, and the user can quickly check the stock of the product at the nearest store even when the desired product is handled at a plurality of stores.

  Further, in the navigation information providing system of the present invention, if the control unit checks the stock of the product in another store when the product is not in stock in the specific store, the communication terminal displays the store information of the transmitted store information. If the product is out of stock, it will be possible to display the inventory information of the product at other stores on the terminal, and even if the user does not have the desired product in stock at the nearest store, The presence / absence can be easily confirmed, and when there is a stock in another store, it is possible to go to the store and purchase the product.

  In the navigation information providing system of the present invention, since the control unit transmits the store location information to the communication terminal, the communication terminal can display the store location information on the terminal, and the user displays it on the terminal. According to the location information of the store, the first store can be easily reached without hesitation.

Further, according to the communication terminal of the present invention, the identification information receiving means receives the identification information from the transmission unit. On the other hand, when the merchandise information transmitting means transmits the merchandise information input by the input means to the control unit, the position information receiving means receives the display position information of the merchandise and the installation position information of the transmitting section, and the current position calculating means transmits The current position information is calculated from the identification information received from the section and the installation position information received from the position information receiving means, and the navigation information generating means compares the current position information with the display position information, and displays the product from the current position. Generate navigation information to the location. Since the display means displays the generated navigation information on the terminal, the user having the communication terminal can navigate to the display position of the product.
Therefore, the user can easily find the desired product without hesitation at the first store or the large-scale store where the display location of the product is unknown.

  Further, in the communication terminal of the present invention, if the inventory information receiving means receives the inventory information of the product based on the product information, and the display means displays the inventory information of the product on the terminal, the user can store the inventory of the desired product beforehand. You can know the presence or absence of the product, you will not suffer the disadvantage of going to the store without knowing that the product is sold out.

  In the communication terminal of the present invention, when there are a plurality of stores, the store information transmitting means transmits store information in addition to the product information, and the inventory information receiving means receives the inventory information of the products in the store corresponding to the store information. If the inventory information received by the display means is displayed on the terminal, the user can quickly confirm the inventory of the product at the nearest store even when the desired product is handled at a plurality of stores.

  In the communication terminal of the present invention, the second current position calculating means calculates the current position information based on the positioning information from the satellite, while the store position receiving means receives the position information of the store, If the navigation information generation means compares the current position information with the position information of the store to generate navigation information from the current position to the position of the store, and the display means displays the generated navigation information on the terminal, the communication terminal Can be navigated to the store, and the user can easily go to the store without hesitation.

Embodiments of the present invention will be described below with reference to the drawings.
FIG. 1 is a block diagram showing the overall configuration of a navigation information providing system and a navigation system using a communication terminal (hereinafter referred to as “the present system”) according to an embodiment of the present invention. In this figure, reference numeral 10 denotes a navigation information providing system according to the present embodiment. Reference numeral 20 denotes a mobile phone (communication terminal) according to the present embodiment, which the user 20a has. Reference numeral 50 denotes a base station that wirelessly communicates with the mobile phone 20, and reference numeral 60 denotes a network for communication connection between the navigation information providing system 10 and the base station 50, for example, a mobile phone network.
In this system, when the user 20a transmits product information of a specific product from, for example, products inserted in a newspaper insert advertisement, to the navigation information providing system 10 via the mobile phone 20, in the store handling the product. The mobile phone 20 displays navigation information indicating the display location of the product based on the information transmitted from the navigation information providing system 10.

Here, the product information is identification information unique to each product, for example, a JAN (Japanese Article Number) code. The JAN code is a common product code in Japan and is widely used in POS (Point Of Sales) systems and the like. This JAN code consists of 13-digit numbers, and is usually printed on a product package or the like as a barcode.
FIG. 2 is a diagram showing an example of the contents of a newspaper insert advertisement. In this figure, a fold-in advertisement 60 is a big sale advertisement at the S supermarket. An image 61 (for example, a shirt image) of a sale product, a product name 62 (T-shirt), a price 63 (¥ 980), and a JAN code 64 (Product information: 4912345678904) is published. Moreover, there are a plurality of target stores of the advertisement 60, and the store name 65 (for example, Y store) and the store code 66 (store information: 1234) are respectively posted.

  Returning to FIG. 1, the navigation information providing system 10 is installed in a store, and a plurality of transmitting units 11-n (n = 1, 2,...) That transmit ID (Identification) information (identification information), Various types of data are transmitted and received via the control unit 14 and the network 60, the transmission unit location database 12 that stores the installation location information of the transmission unit 11-n, the product location database 13 that stores the display location information of the products in the store. In accordance with store information and product information transmitted from the mobile phone 20, the communication control unit 15 is configured to transmit product display position information in the store and installation position information of each transmitter to the mobile phone 20. The ID information of the target product is transmitted to the mobile phone 20 in the store.

  The transmitter 11-n includes a memory 11a that stores ID information, a transmitter 11b that reads the ID information from the memory 11a and transmits the ID information by a predetermined weak radio wave (short-range wireless signal), and is located near the installation location. There is a transmission area for each area. The ID information is information unique to each transmitter, and is indicated by, for example, a character string “A001” combining alphabets and numerals, and the transmitter 11-n can be identified by this ID information. Each transmission unit is installed according to the transmission area so that the mobile phone 20 can receive at least one ID information at any location in the store. The weak radio wave can be prevented from being mixed with radio communication due to normal use of the mobile phone 20 by using a frequency different from the frequency of radio communication used between the mobile phone 20 and the base station 50.

  In the present embodiment, the transmitter 11-n includes power generation means (not shown) that receives electromagnetic waves (wireless signals) transmitted from the mobile phone 20 and converts the signals into operating power. Use to make outgoing calls. This eliminates the need for maintenance such as battery replacement when using the battery and backup for power failure when using a power supply (AC100V) from a general household outlet as an external power supply, reducing the burden on the system administrator. Further, since the transmitter 11-n transmits ID information only when receiving radio waves from the mobile phone 20, it reduces the influence of malfunctions on other devices (for example, medical devices such as pacemakers) caused by unnecessary radio waves. can do.

For example, as shown in FIG. 3, the transmission part position database 12 is associated with a store name 65, a store code 66, and ID information 72, and installation position information 71 indicating an installation place of the transmission part 11-n installed in each store. Is remembered.
For example, as shown in FIG. 4, the merchandise position database 13 stores display position information 81 indicating the display place of the merchandise at each store in association with the store name 65, the store code 66, and the JAN code 64.

Each position information is a coordinate value, and is associated with a coordinate system set for each store. FIG. 5 is a diagram showing an example of a coordinate system set for each store. One vertex 91 of a graphic 90 indicating the store area is set as a reference point (X, Y) = (0, 0), and the reference point is used. The coordinate system is set such that the distance in the east-west direction is X (cm), and the distance in the north-south direction is Y (cm). For example, the coordinates (X, Y) = (510, 920) of the installation position information 71 of the transmitter 92 and the coordinates (X, Y) = (400, 520) of the display position information 81 of the product 93.
In the present embodiment, the display position information 81 is added with position information (coordinate values) of figures corresponding to, for example, product display shelves, stairs, etc. in the store. By displaying the graphic information, navigation information of an image closer to an actual store can be presented to the user 20a.

The control unit 14 controls each unit of the navigation information providing system 10 and extracts the display position information of the product from the product position database 13 based on the JAN code 64 transmitted from the mobile phone 20. A function of extracting the installation position information of -n from the transmission unit position database 12, and a function of transmitting each of the extracted position information to the mobile phone 20.
In this embodiment, the control unit 14 accesses a predetermined stock management system (not shown) connected to the communication based on the JAN code 64 transmitted from the mobile phone 20 to check the stock information of the product. , And has a function of transmitting the stock information to the mobile phone 20. Therefore, by displaying the stock information on the mobile terminal 20, the user 20a can check whether the product is in stock.
In addition, a specific telephone number is assigned to the navigation information providing system 10 and can be accessed by dialing the specific telephone number from the mobile phone 20. In addition, each unit of the navigation information providing system 10 excluding the transmission unit 11-n can constitute a server device such as a workstation. In this case, the functions of the control unit 14 and the communication control unit 15 are loaded with a program (not shown) for realizing these functions into the memory in the server device and executed by the CPU (central processing unit). Each of the databases 12 and 13 can be realized by a nonvolatile memory such as a hard disk device, a magneto-optical disk device, or a flash memory in the server device, or a volatile memory such as a RAM (Random Access Memory).

The mobile phone 20 includes control means (current position calculation means, navigation information generation means, identification information reception means, product information transmission means, position information reception means, inventory information reception means, store information transmission means) 21, installation position information 71, Display position information 81, memory 22 for storing various data such as telephone numbers, transmission / reception means 23 for transmitting / receiving radio signals from antenna 23a, and signal processing for modulating / demodulating various data signals and audio signals from radio signals transmitted / received by transmission / reception means 23 Means 24, input means 25 comprising numeric keys for inputting JAN code 64, telephone numbers, etc., display means 26 for displaying navigation information and inventory information, telephone numbers, mails, etc. A speaker 27 for outputting a ringing melody, a microphone 28 for inputting sound, and the like are included.
In addition, the mobile phone 20 normally operates as a telephone using wireless communication, but detailed description of this operation is omitted.

The control means 21 controls each part of the mobile phone 20, receives the ID information sent from each sending part 11-n, and the navigation information of the JAN code 64 inputted from the user 20a via the input means 25. A function of transmitting to the providing system 10, a function of receiving display position information of a product in a predetermined store transmitted from the navigation information providing system 10, and a function of receiving the installation position information of each transmitter 11-n installed in the store; A function for calculating the current position information based on the ID information and the installation position information, a function for comparing the current position information with the display position information and generating navigation information from the current position to the display position of the product, and display means 26. The navigation information is displayed in such a manner that the navigation information can be browsed.
Each function of the control means 11 is constituted by, for example, a memory and a CPU (central processing unit), and a program (not shown) for realizing each function of the control means 11 is loaded into the memory and executed. The function can be realized.

Next, the operation of the navigation system according to the present embodiment will be described with reference to FIGS.
First, when the user 20a presses a predetermined key from the input means 25 (step S1 in FIG. 6), the control means 21 switches the function of the mobile phone 20 from the normal telephone function and activates the navigation function of this system. A predetermined input screen is displayed on the display means 26 (step S2). When the user 20a inputs the JAN code 64 and the specific store code 66 of the product selected from the products included in the insert advertisement 60 on the displayed input screen (step S3), the control means 21 sets the specific telephone number. The communication information is transmitted and connected to the navigation information providing system 10, and the input JAN code and 64 store code 66 are transmitted (step S4).
If the JAN code 64 of the advertisement 60 is posted as a barcode and the input means 25 is provided with a barcode reader function, the user 20a can easily input the JAN code using the barcode reader. Compared with the case of entering one number, it is possible to reduce artificial input mistakes.

The control unit 14 accesses the S supermarket inventory management device based on the JAN code 64 and the specific store code 66 of the transmitted product, confirms the stock of the product (step S5), and checks whether the mobile phone 20 is in stock. (Step S6). This inventory confirmation result is displayed on the display means 26 by the control means 21 (step S7).
In addition, when there is no stock in step S5, the control part 14 should perform the stock confirmation of the goods in another shop, and should transmit the result to the mobile telephone 20. FIG. Thereby, the store with the stock of goods can be shown with respect to the user 20a.

  When the user 20a confirms that the merchandise is in stock and instructs confirmation OK from the input means 25 (step S8), the control means 21 transmits a use request for information necessary for navigation of the merchandise to the navigation information providing system 10. At the same time, the input JAN code 64 and store code 66 are stored in the memory 22 (step S9). The control unit 14 transmits an acceptance confirmation notification to the mobile phone 20 in response to the transmitted use request (step S10). The control means 21 receives the acceptance confirmation notification and disconnects the communication connection with the navigation information providing system 10 (step S11).

Here, the user 20a carries the mobile phone 20 and goes to the specific store.
The control unit 14 checks the inventory information of the product at a predetermined timing based on the usage request from the mobile phone 20, and if the stock is exhausted, the control unit 14 sends the mobile phone 20 based on the communication connection history information. Then, it is good to notify that. As a result, the user 20a can know that the product has been sold out while heading to the store, and can turn back on the way or change the destination to the store if other stores are in stock. .

When the user 20a arrives at the store and presses a predetermined key (step S21 in FIG. 7), the control means 21 activates the navigation function and establishes communication connection with the navigation information providing system 10 (step S22). Then, the JAN code 64 and the store code 66 stored in the memory 22 are read (step S23) and transmitted to the navigation information providing system 10 (step S24).
The control unit 14 extracts the installation position information 71 and the display position information 81 of the product corresponding to the transmitted JAN code 64 and store code 66 from the databases 12 and 13 (step S25). It transmits to the mobile phone 20 (step S26). Based on the coordinate data of the transmitted display position information 81, the control means 21 displays the display position of the commodity on the display means 26 together with a graphic showing the store layout such as a display shelf and stairs (step S27). On the other hand, the installation position information 71 is stored in the memory 22 (step S28).

Next, when the user 20a who has entered the store presses a predetermined key, the control means 21 starts navigation (step S31 in FIG. 8) and transmits a weak radio wave to each transmitter 11-n (step S32). Each transmitter 11-n is activated upon receiving a weak radio wave from the mobile phone 20 (step S33), and transmits ID information (step S34). When the mobile phone 20 enters the transmission area of the transmission unit 11-n, the control unit 21 receives the ID information of the transmission unit (step S35). Then, the control means 21 retrieves the installation position information 71 stored in the memory 22 to obtain the installation position information 71 of the transmission unit 11-n corresponding to the received ID information (step S36), and the coordinate data Is displayed on the display means 26 as the current position (step S37).
When the control means 21 receives two or more pieces of ID information at the same time in step S35, the midpoint of those coordinates is adopted as the current position.

Further, the control means 21 compares the X and Y values of the coordinates of the current position and the display position coordinates of the displayed product to calculate a vector for the display position of the product from the current position (step S38). An arrow in the direction indicated by the vector is added to the current position and displayed on the display means 26 (step S39). The user 20a proceeds in the store according to the direction of the arrow displayed on the terminal, and aims at the display position of the product. Thereafter, the operations in steps S32 to S39 are repeated, and the display is updated.
Then, when the coordinates of the current position coincide with the coordinates of the display position of the product, or when the coordinates of the current position fall within a predetermined range of the coordinates of the display position of the product (step S40), the control means 21 notifies the arrival. Is displayed and the navigation is terminated (step S41). The user 20a actually confirms the products on the display shelf based on the arrival information displayed on the terminal.

  FIG. 9 is a diagram illustrating an example of a navigation screen displayed on the display means 26. Reference numeral 100 denotes an outline of the store, 101 to 104 are display shelves in the store, 105 is a staircase, 110 is a current position, and 120 is a product. A display position 130 is an arrow indicating a direction from the current position 110 to the display position 120 of the product. During navigation, the display of the current position 110 and the arrow 130 is updated at any time according to the progress of the user 20a (mobile phone 20) (FIG. 9A). When the user 20a arrives at the location of the product, the current position 110 and the display position 120 of the product are displayed in an overlapping manner, and a message 140 indicating arrival is displayed (FIG. 9B).

  In the above embodiment, the case where the communication terminal is a mobile phone is described. However, a portable terminal called a PDA (Personal Digital Assistants) that can communicate may be used. In this case, the display screen is larger than that of a mobile phone, so that more information can be displayed at a time, and navigation information can be presented more easily for the user of the terminal.

  In addition, the navigation information is divided into a plurality of pages, and the pages are automatically switched according to the user's progress, so that even a small display screen such as a mobile phone can be used when the store is large. The navigation information can be presented to the user of the terminal without the display being crushed and difficult to see.

  Further, the communication terminal may further calculate the moving direction of the communication terminal from the latest current position information and the latest current position information and display the direction. As a result, the current traveling direction is displayed on the terminal together with the direction of the display position of the product, so that the user can easily know whether he / she is correctly proceeding toward the product and proceed in the wrong direction. Can be prevented, and the goods can be reached more quickly.

  Further, the navigation information providing system transmits the location information (for example, latitude and longitude) of the store according to the store information to the communication terminal, and the current position based on the positioning information from the GPS (Global Positioning System) satellite to the communication terminal. If the location of the store transmitted from the navigation information providing system is set as the destination by calculating (for example, latitude, longitude) and providing a navigation function to the destination (latitude, longitude), the store Since the navigation information is displayed on the terminal, the user of the terminal can go to the target store without hesitation by the displayed navigation information.

It is a block diagram which shows the structure of the navigation system by one Embodiment of this invention. It is a figure which shows an example of the insertion content of an insertion advertisement. It is a figure which shows an example of the data of the transmission part location database. It is a figure which shows an example of the data of the goods position database. It is a figure which shows an example of the coordinate system set for every shop. It is the sequence diagram which showed the operation | movement of this embodiment. It is a figure following FIG. It is a figure following FIG. It is a figure which shows an example of a navigation screen.

Explanation of symbols

DESCRIPTION OF SYMBOLS 10 ... Navigation information provision system 11-n (n = 1, 2, ...) ... Sending part 12 ... Sending part position database 13 ... Merchandise position database 14 ... Control part 20 ... Communication terminal 21 ... Control means (identification information reception) Means, product information transmission means, position information reception means, current position calculation means, navigation information generation means, inventory information reception means, store information transmission means, second current position calculation means, second navigation information generation means)
25 ... Input means 26 ... Display means 64 ... JAN code (product information)
66 ... Store code (Store information)
71 ... Installation position information 81 ... Display position information

Claims (6)

A plurality of transmitters installed in the store and transmitting identification information to communication terminals existing in the vicinity area;
A transmitter location database for storing the installation location information of the transmitter;
A product position database for storing display position information of products in the store;
Based on the product information transmitted from the communication terminal, the display location information of the corresponding product is extracted from the product location database, and the installation location information of the transmission unit is extracted from the transmission unit location database. A navigation information providing system comprising: a control unit that transmits a message to the communication terminal.   2. The navigation information providing system according to claim 1, wherein the control unit confirms a stock of a product in a predetermined store based on the product information and transmits the stock information to the communication terminal.   3. The navigation information provision according to claim 2, wherein when there are a plurality of stores, the control unit further confirms an inventory of products in the corresponding stores based on store information transmitted from a communication terminal. system.   4. The navigation information providing system according to claim 3, wherein if the product is not in stock as a result of inventory confirmation, the control unit confirms the inventory of the product in another store. 5.   The navigation information providing system according to claim 1, wherein the control unit transmits store position information indicating the position of the store to the communication terminal. Identification information receiving means for receiving identification information from a transmitter installed in a store;
Input means for inputting product information;
Product information transmitting means for transmitting product information input by the input means to a communication-connected control unit;
Position information receiving means for receiving the display position information of the product in the store based on the product information and the installation position information of the transmitter;
Current position calculating means for calculating current position information based on the identification information received from the transmitting section and the installation position information of the transmitting section received from the position information receiving means;
Navigation information generating means for comparing the calculated current position information with the received display position information and generating navigation information from the current position to the display position of the product;
A communication terminal comprising display means for displaying the generated navigation information so as to be viewable.

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