JP2017116290A - Floor map creation device, floor map creation system, and floor map creation method - Google Patents

Abstract

PROBLEM TO BE SOLVED: To create a floor map indicating the arrangement of a plurality of fixtures.SOLUTION: A floor map creation device 1 comprises a distance calculation unit 111, a fixture information acquisition unit 112, and a map generation unit 113. The distance calculation unit 111 finds a distance L1 and a bearing D1 from a desk 21 to a desk 22. The fixture information acquisition unit 112 acquires fixture information FD pertaining to the desk 21 and the desk 22. The map generation unit 113 writes a rectangle indicating the desk 22 and generates a floor map FD on the basis of the distance L1, the bearing D1, and the fixture information FD. Each of the fixtures F has an NFC tag 3 attached thereto in which the fixture information FD is recorded. The fixture information acquisition unit 112 reads the fixture information FD from the NFC tag 3 and thereby acquires the fixture information FD. The distance calculation unit 111 finds a distance LT1 and a bearing DT1 from an NFC tag 31 attached to the desk 21 to an NFC tag 32 attached to the desk 22 as the distance L1 and the bearing D1.SELECTED DRAWING: Figure 2

Description

  The present invention relates to a floor map creating apparatus, a floor map creating system, and a floor map creating method for creating a floor map showing the arrangement of a plurality of fixtures.

  2. Description of the Related Art Conventionally, a layout survey apparatus that surveys the layout of a plurality of survey objects is known (see Patent Document 1). Specifically, the layout investigation device includes a distance calculation unit, a self-centered arrangement information generation unit, a self-centered arrangement information collection unit, and a spatial position information generation unit. The distance calculation unit calculates, using radio waves, a distance between the subject and another subject to be surveyed arranged around the subject as one subject among the plurality of subjects. The self-centered arrangement information generating unit generates self-centered position information representing a layout situation based on a distance from another investigation object centered on the self. The self-centered arrangement information collection unit collects other self-centered arrangement information respectively generated on the other investigation object side. The spatial position information generation unit combines the self-centered arrangement information generated by the self-centered arrangement information generation unit and the other collected self-centered arrangement information based on the distance, and lays out the layouts of a plurality of survey objects. Generate spatial arrangement information to represent.

  According to the layout investigation apparatus described in Patent Document 1, it is described that the layout of the investigation object can be investigated quickly and accurately.

International Publication No. 2004/064332

  However, in the layout investigation apparatus described in Patent Document 1, each investigation object generates self-center position information, and thus each investigation object is limited to an information device such as a personal computer. In other words, the layout of a plurality of fixtures cannot be obtained. In addition, in order to calculate the distance between other investigation objects using radio waves, the plurality of investigation objects need to be connected by a wireless network.

  The present invention has been made in view of the above problems, and an object thereof is to provide a floor map creation device and a floor map creation method capable of creating a floor map showing the arrangement of a plurality of fixtures. .

  The floor map creation device of the present invention is a floor map creation device that creates a floor map showing the arrangement of a plurality of fixtures, and includes a distance calculation unit, fixture information acquisition unit, and map generation unit. The distance calculation unit obtains a distance and a direction from the first fixture to the second fixture. The fixture information acquisition unit acquires fixture information of the first fixture and the second fixture. The map generation unit generates the floor map by describing at least one of a character and a graphic indicating the second fixture based on the distance, the direction, and the fixture information. Each of the fixtures is equipped with a tag in which the fixture information is recorded. The fixture information includes fixture identification information for identifying the fixture. The fixture information acquisition unit acquires the fixture information by reading the fixture information from the tag. The distance calculation unit obtains a distance and a direction from the tag attached to the first fixture to the tag attached to the second fixture as the distance and the direction.

  The floor map creation system of the present invention is a floor map creation system for creating a floor map showing the arrangement of a plurality of fixtures, and includes a tag and a floor map creation device. The tags are respectively attached to the plurality of fixtures, and fixture information of each fixture is recorded. The floor map creation device creates the floor map. The floor map creation device includes a distance calculation unit, a fixture information acquisition unit, and a map generation unit. The distance calculation unit obtains a distance and a direction from the first fixture to the second fixture. The fixture information acquisition unit acquires the fixture information of the first fixture and the second fixture. The map generation unit generates the floor map by describing at least one of a character and a graphic indicating the second fixture based on the distance, the direction, and the fixture information. The fixture information includes fixture identification information for identifying the fixture. The fixture information acquisition unit acquires the fixture information by reading the fixture information from the tag. The distance calculation unit obtains a distance and a direction from the tag attached to the first fixture to the tag attached to the second fixture as the distance and the direction.

  The floor map creation method of the present invention is a floor map creation method for creating a floor map showing the arrangement of a plurality of fixtures, and includes a distance calculation step, fixture information acquisition step, and map generation step. In the distance calculation step, the distance and direction from the first fixture to the second fixture are obtained. In the fixture information acquisition step, fixture information of the first fixture and the second fixture is acquired. In the map generation step, based on the distance, the direction, and the fixture information, the floor map is generated by describing at least one of characters and figures indicating the second fixture. Each of the plurality of fixtures is equipped with a tag in which the fixture information is recorded. The fixture information includes fixture identification information for identifying the fixture. In the fixture information acquisition step, the fixture information is acquired by reading the fixture information from the tag. In the distance calculating step, a distance and a direction from the tag attached to the first fixture to the tag attached to the second fixture are obtained as the distance and the direction.

  According to the floor map creation device, the floor map creation system, and the floor map creation method of the present invention, it is possible to create a floor map showing the arrangement of a plurality of fixtures.

It is a figure which shows the structure of the floor map creation system which concerns on embodiment of this invention. It is a figure which shows the structure of a smart phone. It is a figure which shows an example of a floor map. FIG. 3A is a diagram illustrating an example of a floor map before correction. FIG. 3B is a diagram illustrating an example of the floor map after the first correction. FIG. 3C is a diagram illustrating an example of the floor map after the second correction. It is a figure which shows the process of the map production | generation part which concerns on other embodiment. FIG. 4A shows an example of an empty floor map. FIG. 4B is a diagram illustrating an example of measurement results of distance and direction. FIG. 4C is a diagram illustrating an example of the generated floor map. It is a figure which shows an example of the update process of a floor map. FIG. 5A is a diagram illustrating an example of a floor map before update. FIG. 5B is a diagram illustrating an example of measurement results of distance and direction. FIG. 5C is a diagram illustrating an example of the update target selection screen. FIG. 5D is a diagram illustrating an example of the updated floor map. It is a flowchart (first half) which shows operation | movement of the control part in the creation process of a floor map. It is a flowchart (second half part) which shows operation of a control part in creation processing of a floor map. It is a flowchart which shows operation | movement of the control part in the update process of a floor map.

  Embodiments of the present invention will be described below with reference to the drawings (FIGS. 1 to 8). In the drawings, the same or corresponding parts are denoted by the same reference numerals and description thereof is not repeated.

  A floor map creation system 100 according to the present embodiment will be described with reference to FIG. FIG. 1 is a diagram showing a configuration of a floor map creation system 100 according to the present embodiment. The floor map creation system 100 includes a smartphone 1 and an NFC (Near Field Communication) tag 3. The smartphone 1 includes a touch panel 15. The touch panel 15 includes an LCD (Liquid Crystal Display), displays various types of information, and accepts operations from the user.

  The smartphone 1 is configured to be communicable with the NFC tag 3 and reads the fixture information FD stored in the NFC tag 3. Moreover, the smart phone 1 produces | generates the floor map FM based on the fixture information FD. The details of the smartphone 1 will be described later with reference to FIG. The smartphone 1 corresponds to an example of a “floor map creation device”.

  The NFC tag 3 is attached to each of the plurality of desks 2. The desk 2 corresponds to “furniture”. The NFC tag 3 is attached to a predetermined position of the desk 2. Specifically, for example, as shown in FIG. 1, it is attached to the substantially central portion of the side surface on the user side (front side in FIG. 1) in the drawer arranged at the lowermost side of the desk 2. This embodiment demonstrates the case where the four desks 21, 22, 23, and 24 are arrange | positioned on a floor. NFC tags 31, 32, 33, and 34 are attached to the desks 21, 22, 23, and 24, respectively. In the following description, the NFC tags 31, 32, 33, and 34 may be collectively referred to as the NFC tag 3.

  The NFC tag 3 stores fixture information FD. The fixture information FD includes fixture identification information for identifying the fixture F. The fixture information FD includes user information indicating the user of the fixture F, type information indicating the type of the fixture F, and size information indicating the size of the fixture F. The user information of the fixture F is, for example, user name information. The kind of fixture F is a desk, a table, or a bookshelf, for example. The size of the fixture F includes, for example, a width direction size, a length direction size, and a height direction size. Furthermore, the fixture information FD includes position information indicating the position of the floor on which the fixture F is arranged. The position of the floor is, for example, “19th floor of ABC building”.

  Next, the configuration of the smartphone 1 will be described with reference to FIG. FIG. 2 is a diagram illustrating a configuration of the smartphone 1. The smartphone 1 includes a control unit 11, an acceleration sensor 12, an orientation sensor 13, and an NFC reader 14 in addition to the touch panel 15.

  The acceleration sensor 12 detects acceleration applied to the smartphone 1. Specifically, the acceleration sensor 12 includes a sensor that detects acceleration applied in the vertical direction, a sensor that detects acceleration applied in the horizontal direction, and a sensor that detects acceleration applied in the front-rear direction. The acceleration information detected by the acceleration sensor 12 is transmitted to the control unit 11.

  The direction sensor 13 detects the direction. Specifically, for example, the direction sensor 13 detects the direction based on geomagnetism. The direction information detected by the direction sensor 13 is transmitted to the control unit 11.

  The NFC reader 14 reads the fixture information FD stored in the NFC tag 3. The read fixture information FD is transmitted to the control unit 11.

  The control unit 11 includes a CPU (Central Processing Unit) and a memory. A control program is stored in the memory. The CPU functions as various functional units by executing the control program. The CPU causes the memory to function as various functional units by executing a control program. As a result, the various functional units of the CPU and the memory control the operation of the smartphone 1.

  The control unit 11 includes a distance calculation unit 111, fixture information acquisition unit 112, map generation unit 113 (or map generation unit 113A), correction unit 114, update unit 115, movement reception unit 116, order determination unit 117, and map A storage unit 118 is provided.

  The distance calculation unit 111 obtains a distance L and a direction D from the desk 21 to the desk 22. The desk 21 corresponds to a “first fixture”. The desk 22 corresponds to a “second fixture”. Specifically, the distance calculation unit 111 obtains the distance LT and the direction DT from the NFC tag 31 to the NFC tag 32 as the distance L and the direction D. The distance calculation unit 111 calculates the direction D based on the direction information detected by the direction sensor 13. More specifically, the distance calculation unit 111 calculates the number of steps N of the user based on the acceleration information detected by the acceleration sensor 12 and calculates the distance L based on the number of steps N.

That is, the distance calculation unit 111 obtains the distance L using the following equation (1).
L = B × N (1)
Here, the stride B is the distance per step when the user carries the smartphone 1 and moves from the desk 21 to the desk 22. Specifically, after the user brings the smartphone 1 close to the NFC tag 31 of the desk 21 and reads the fixture information FD1, the smartphone 1 approaches the NFC tag 32 of the desk 22 and reads the fixture information FD2. In the meantime, the distance LT1 and the direction DT1 moved by the user are obtained as the distance L1 and the direction D1.

  Similarly, the distance calculation unit 111 obtains the distance LT2 and the direction DT2 that the user has moved from the NFC tag 32 to the NFC tag 33 as the distance L2 and the direction D2 from the desk 22 to the desk 23. The distance calculation unit 111 obtains the distance LT3 and the direction DT3 that the user has moved from the NFC tag 33 to the NFC tag 34 as the distance L3 and the direction D3 from the desk 23 to the desk 24.

  The fixture information acquisition unit 112 acquires fixture information FD1 to FD4 of the desk 21 to the desk 24. Specifically, when the user brings the smartphone 1 close to the NFC tag 31 of the desk 21, the fixture information acquisition unit 112 reads the fixture information FD1 from the NFC tag 31 of the desk 21 via the NFC reader 14. Further, when the user brings the smartphone 1 close to the NFC tag 32 of the desk 22, the fixture information acquisition unit 112 reads the fixture information FD <b> 2 from the NFC tag 32 of the desk 22. Similarly, the fixture information acquisition unit 112 reads the fixture information FD3 of the desk 23 and the fixture information FD4 of the desk 24.

  Based on the distances L1 to L3, the directions D1 to D3, and the fixture information FD1 to FD4, the map generation unit 113 generates a floor map FM by describing at least one of characters and figures indicating the desks 22 to 24. Specifically, the map generation unit 113 obtains the position of the desk 22 with respect to the desk 21 based on the distance L1 and the direction D1, and describes a figure (for example, a rectangle) indicating the desk 22 on the floor map FM. Similarly, a rectangle indicating the desk 23 and the desk 24 is described on the floor map FM. In the present embodiment, the map generation unit 113 arranges the rectangle indicating the desk 21, the rectangle indicating the desk 22, the rectangle indicating the desk 23, and the rectangle indicating the desk 24 in the same direction (for example, southward).

  In addition, the map generation unit 113 uses the floor map to display the type information indicating the type of the fixture and the user information indicating the user of the fixture in the rectangle indicating the desk 22 of the floor map FM based on the fixture information FD2. Described in FM. Specifically, the map generation unit 113 displays the letters “desk” and the name of the user (for example, “Mr. B” in the rectangle indicating the desk 22 of the floor map FM indicating that the type of furniture is a desk. )). Similarly, in the rectangle indicating the desk 23 and the rectangle indicating the desk 24 of the floor map FM, the letters “desk” indicating that the type of furniture is a desk and the name of the user are described. Details of the map generation unit 113 will be described later with reference to FIG.

  In the present embodiment, for convenience, a description will be given of a form in which the sizes of the desk 21, the desk 22, the desk 23, and the desk 24 are the same. In the form in which the sizes of the desk 21, the desk 22, the desk 23, and the desk 24 are different, a rectangular size indicating the desk 22 described in the floor map FM may be obtained based on the size information included in the fixture information FD.

  The map generation unit 113A is another embodiment of the map generation unit 113. The map generation unit 113A generates a floor map FM based on the empty floor map FMV stored in the map storage unit 118. Specifically, the map generation unit 113A searches for figures corresponding to the desk 21, the desk 23, the desk 23, and the desk 24 from the figures described in the empty floor map FMV and associates them with the searched figures. The characters indicating the fixture information FD1 to FD4 are added to the empty floor map FMV. Details of the map generation unit 113A will be described later with reference to FIG.

  The correction unit 114 corrects the floor map FM generated by the map generation unit 113 so as to satisfy a preset condition. Specifically, the correction unit 114 is, for example, the side indicating the user side in the rectangle indicating the desk 21, the side indicating the user side in the rectangle indicating the desk 22, and the user side in the rectangle indicating the desk 23. And the side indicating the user side of the rectangle indicating the desk 24 are moved so as to be positioned on one straight line. Such correction is referred to as “first correction” for convenience. In addition, the correction unit 114 moves the rectangle indicating the desk 22 so that the short side on the desk 22 side of the rectangle indicating the desk 21 and the short side on the desk 21 side of the rectangle indicating the desk 22 overlap, for example. To do. Similarly, the correction unit 114 moves a rectangle indicating the desk 23 and a rectangle indicating the desk 24. Such correction is referred to as “second correction” for convenience. Details of the correction unit 114 will be described later with reference to FIG.

  The update unit 115 updates the floor map FM generated by the map generation unit 113. Specifically, the distance calculation unit 111 obtains a distance L4 and a direction D4 from the desk 21 whose arrangement position is not changed to the desk 25 whose arrangement position is changed. The desk 21 corresponds to a “third fixture”. The desk 25 corresponds to a “fourth fixture”. The fixture information acquisition unit 112 acquires fixture information FD5 of the desk 21 and the desk 25. Based on the distance L4, the direction D4, and the fixture information FD5, the update unit 115 changes to the fixture information FD5 of the arrangement position after changing the desk 25. Details of the update unit 115 will be described later with reference to FIG.

  The movement reception unit 116 receives a movement target fixture BF that is a fixture F to be moved among the fixtures F arranged on the floor map FM, based on an operation input from the user. Specifically, the movement receiving unit 116 displays the floor map FM on the touch panel 15 and receives an operation input from the user via the touch panel 15. And the movement reception part 116 determines the movement object fixture BF based on the operation input from the received user. Specifically, the movement target fixture BF is, for example, the fixture F that is carried out when moving.

  The order determination part 117 calculates | requires the order which moves the movement object fixture BF based on the fixture information FD of the movement object fixture BF. Specifically, for example, the order determination unit 117 obtains the order of moving the movement target fixture BF based on the size information included in the fixture information FD. More specifically, the order determination unit 117 obtains the order of moving the movement target fixture BF so that the fixture F moves in order from the smallest size.

  The map storage unit 118 stores the floor map FM generated by the map generation unit 113. The map storage unit 118 stores the floor map FM corrected by the correction unit 114. Further, the map storage unit 118 stores the floor map FM updated by the update unit 115. The map storage unit 118 stores an empty floor map FMV in advance.

  Next, the map generation unit 113 and the correction unit 114 will be described with reference to FIG. FIG. 3 is a diagram illustrating an example of the floor map FM. FIG. 3A is a diagram illustrating an example of the floor map FM before correction. In other words, FIG. 3A shows the floor map FM generated by the map generation unit 113. A rectangle 211 indicates the desk 21, and a point P311 indicates the position of the NFC tag 31. The positive direction of the X axis is defined in the left direction of the figure, and the positive direction of the Y axis is defined in the upward direction of the figure. The positive direction of the X axis indicates, for example, that the direction is south. The positive direction of the Y axis indicates, for example, that the direction is west. The user first reads the fixture information FD1 of the NFC tag 31 attached to the desk 21. Then, the user moves to the position of the NFC tag 32 attached to the desk 22 and reads the fixture information FD2 of the NFC tag 32. Next, the user moves to the position of the NFC tag 33 attached to the desk 23 and reads the fixture information FD3 of the NFC tag 33. Further, the user moves to the position of the NFC tag 34 mounted on the desk 24 and reads the fixture information FD4 of the NFC tag 34.

  A distance L1 and a direction D1 from the NFC tag 31 to the NFC tag 32 obtained by the distance calculation unit 111 are indicated by an arrow V11. The starting point of the arrow V11 indicates the position of the NFC tag 31 (point P311), and the end point of the arrow V11 indicates the position of the NFC tag 32 (point P321). In this way, the map generation unit 113 obtains the position on the floor map FM of the point P321 indicating the NFC tag 32.

  Based on the point P321 indicating the NFC tag 32, the map generation unit 113 describes the rectangle 221 indicating the desk 22 in the floor map FM. In addition, the map generation unit 113 arranges the rectangle 221 indicating the desk 22 in the south direction (the direction of the positive direction of the X axis) on the floor map FM as described with reference to FIG. It is described in the same size as the rectangle 211.

  In addition, based on the fixture information FD1 of the desk 21 acquired by the fixture information acquisition unit 112, the map generation unit 113 displays the character 21a indicating the user of the desk 21 and the fixture F of the desk 21 in a rectangle 211 indicating the desk 21. A character 21b indicating the type is described. In the present embodiment, the character 21a is “Mr. A”, and the character 21b is “desk”. Further, based on the fixture information FD2 of the desk 22 acquired by the fixture information acquisition unit 112, the map generation unit 113 sets the character 22a indicating the user of the desk 22 and the fixture F of the desk 22 in the rectangle 221 indicating the desk 22. A character 22b indicating the type is described. In this embodiment, the character 22a is “Mr. B”, and the character 22b is “desk”.

  Next, the distance L2 and the direction D2 from the NFC tag 32 to the NFC tag 33 obtained by the distance calculation unit 111 are indicated by an arrow V21. The starting point of the arrow V21 indicates the position of the NFC tag 32 (point P321), and the end point of the arrow V21 indicates the position of the NFC tag 33 (point P331). In this manner, the map generation unit 113 obtains the position on the floor map FM of the point P331 indicating the NFC tag 33.

  Based on the point P331 indicating the NFC tag 33, the map generation unit 113 describes the rectangle 231 indicating the desk 23 on the floor map FM. Note that the map generation unit 113 arranges the rectangle 231 indicating the desk 23 on the floor map FM in the south direction (in the positive direction of the X axis), as described with reference to FIG. It is described in the same size as the rectangle 211.

  Further, based on the fixture information FD3 of the desk 23 acquired by the fixture information acquisition unit 112, the map generation unit 113 sets the character 23a indicating the user of the desk 23 and the fixture F of the desk 23 on the rectangle 231 indicating the desk 23. A character 23b indicating the type is described. In the present embodiment, the character 23a is “Mr. C”, and the character 23b is “desk”.

  Next, the distance L3 and the direction D3 from the NFC tag 33 to the NFC tag 34 obtained by the distance calculation unit 111 are indicated by an arrow V31. The starting point of the arrow V31 indicates the position of the NFC tag 33 (point P331), and the end point of the arrow V31 indicates the position of the NFC tag 34 (point P341). In this way, the map generation unit 113 obtains the position of the point P341 indicating the NFC tag 34 in the floor map FM.

  Based on the point P341 indicating the NFC tag 34, the map generating unit 113 describes the rectangle 241 indicating the desk 24 in the floor map FM. The map generation unit 113 arranges the rectangle 241 indicating the desk 24 in the south direction (the positive direction of the X axis) on the floor map FM, as described with reference to FIG. It is described in the same size as the rectangle 211.

  Further, based on the fixture information FD4 of the desk 24 acquired by the fixture information acquisition unit 112, the map generation unit 113 sets the character 24a indicating the user of the desk 24 and the fixture F of the desk 24 in the rectangle 241 indicating the desk 24. A character 24b indicating the type is described. In this embodiment, the character 24a is “Mr. D”, and the character 24b is “desk”. In this way, the map generation unit 113 generates the floor map FM shown in FIG.

  FIG. 3B is a diagram illustrating an example of the floor map FM after the first correction. First, the correction unit 114 draws a straight line LS that passes through the point P311 and is perpendicular to the direction of the desk 21 (south direction) on the floor map FM. That is, the straight line LS indicates the east-west direction. Then, the correction unit 114 is configured so that the right side of the rectangle 222 indicating the desk 22, the right side of the rectangle 232 indicating the desk 23, and the right side of the rectangle 242 indicating the desk 24 are positioned on the straight line LS. 232 and rectangle 242 are moved. The right sides of the rectangle 222, the rectangle 232, and the rectangle 242 correspond to the sides indicating the user side of the desk 22, the desk 23, and the desk 24, respectively. By correcting in this way, the point P321 indicating the position of the NFC tag 32 is moved to the point 322, the point P331 indicating the position of the NFC tag 33 is moved to the point 332, and the point P341 indicating the position of the NFC tag 34 is changed. Move to point 342. Further, the arrow V11 is corrected to the arrow V12, the arrow V21 is corrected to the arrow V22, and the arrow V31 is corrected to the arrow V32.

  FIG. 3C is a diagram illustrating an example of the floor map FM after the second correction. The correcting unit 114 moves the positions of the desks 22, 23, and 24 so that the adjacent desks 2 come into contact with each other. Specifically, the rectangle 222 is moved to the position of the rectangle 223 so that the short sides of the rectangles 211 and 222 indicating the adjacent desks 21 and 22 overlap. Further, the rectangle 232 is moved to the position of the rectangle 233 so that the short sides of the rectangles 222 and 232 indicating the adjacent desks 22 and 23 overlap. Further, the rectangle 242 is moved to the position of the rectangle 243 so that the short sides of the rectangles 232 and 242 indicating the adjacent desks 23 and 24 overlap. By correcting in this way, the point P322 indicating the position of the NFC tag 32 is moved to the point 323, the point P332 indicating the position of the NFC tag 33 is moved to the point 333, and the point P342 indicating the position of the NFC tag 34 is changed. Move to point 343. Further, the arrow V12 is corrected to the arrow V13, the arrow V22 is corrected to the arrow V23, and the arrow V32 is corrected to the arrow V33.

  Next, processing of the map generation unit 113A according to another embodiment will be described with reference to FIG. FIG. 4 is a diagram illustrating a map generation unit 113A according to another embodiment. Compared with the map generation unit 113 described with reference to FIGS. 2 and 3, the map generation unit 113A is different in that it generates a floor map FM based on the empty floor map FMV.

  FIG. 4A shows an example of the empty floor map FMV. In the empty floor map FMV, rectangles 210, 220, 230, and 240 indicating the desk 21, the desk 22, the desk 23, and the desk 24 are described. In addition, in the rectangles 210, 220, 230, and 240, there are characters 21b, 22b, 23b, and 24b (in the present embodiment, “desk”) indicating the types of furniture F of the desk 21, the desk 23, the desk 23, and the desk 24. Have been described. In other words, the arrangement of the desk 21, the desk 22, the desk 23, and the desk 24 is obtained in advance, and the empty floor map FMV indicates the arrangement.

  FIG. 4B is a diagram illustrating an example of measurement results of the distance L and the direction D. FIG. 4B is the same diagram as FIG. As described with reference to FIG. 3A, the distances L1 to L3 and the directions D1 to D3 obtained by the distance calculation unit 111, and the desk 21, desk 23, desk 23, and desk acquired by the fixture information acquisition unit 112. A floor map FM shown in FIG. 4B is generated based on the 24 fixture information FD1 to FD4.

  113 A of map production | generation parts search the figure respectively corresponding to the desk 21, the desk 22, the desk 23, and the desk 24 from the figures described in the empty floor map FMV, and it matches with the searched figure, and fixture information FD1. -Characters indicating FD4 are added to the empty floor map FMV. Specifically, rectangles 210, 220, 230, and 240 shown in FIG. 4A correspond to desk 21, desk 22, desk 23, and desk 24, respectively. In addition, rectangles 211, 221, 231, and 241 illustrated in FIG. 4B correspond to the desk 21, the desk 22, the desk 23, and the desk 24, respectively. Therefore, the character 21a (in this embodiment, “Mr. A”) indicating the user of the desk 21 described in the rectangle 211 shown in FIG. 4B is entered in the rectangle 210 shown in FIG. 4A. Further, a character 22a (“Mr. B” in this embodiment) indicating the user of the desk 22 described in the rectangle 221 shown in FIG. 4B is entered in the rectangle 220 shown in FIG. 4A. Similarly, a character 23a indicating the user of the desk 23 (in this embodiment, “Mr. C”) is entered in a rectangle 230 shown in FIG. Also, a character 24a indicating the user of the desk 24 (in this embodiment, “Mr. D”) is entered in a rectangle 240 shown in FIG. In this way, the map generation unit 113A generates a floor map FM shown in FIG. FIG. 4C is a diagram illustrating an example of the generated floor map FM.

  Next, the floor map FM update process will be described with reference to FIG. FIG. 5A is a diagram illustrating an example of the floor map FM before update. FIG. 5A is the same diagram as FIG. In the present embodiment, a case will be described in which a desk 25 whose user is “Mr. F” is arranged instead of the desk 23 whose user is “Mr. C”. Note that the floor map FM shown in FIG. 5A is stored in the map storage unit 118.

  Next, processing performed by the distance calculation unit 111, the fixture information acquisition unit 112, and the update unit 115 in the update process will be described with reference to FIG. FIG. 5B is a diagram illustrating an example of measurement results of the distance L and the direction D. The user first reads the fixture information FD1 of the NFC tag 31 attached to the desk 21. And it moves to the position of the NFC tag 35 mounted on the desk 25 and reads the fixture information FD of the NFC tag 35. The distance calculation unit 111 obtains the distance LT4 and the direction DT4 from the NFC tag 31 to the NFC tag 35 as the distance L4 and the direction D4 from the desk 21 to the desk 25. The desk 21 corresponds to a “third fixture”. The desk 25 corresponds to a “fourth fixture”.

  A distance L4 and a direction D4 from the NFC tag 31 to the NFC tag 35 obtained by the distance calculation unit 111 are indicated by an arrow V41. The starting point of the arrow V41 indicates the position of the NFC tag 31 (point P314), and the end point of the arrow V41 indicates the position of the NFC tag 35 (point P354). In this way, the update unit 115 obtains the position of the point P351 indicating the NFC tag 35 in the floor map FM.

  Based on the point P354 indicating the NFC tag 35, the updating unit 115 describes the rectangle 254 indicating the desk 25 in the floor map FM. The update unit 115 arranges the rectangle 254 indicating the desk 25 in the south direction (the positive direction of the X axis) on the floor map FM as described with reference to FIG. It is described in the same size as 211.

  Further, based on the fixture information FD5 of the desk 25 acquired by the fixture information acquisition unit 112, the update unit 115 sets the character 25a indicating the user of the desk 25 and the type of the fixture F of the desk 25 in the rectangle 254 indicating the desk 25. And a character 25b indicating. In the present embodiment, the character 25a is “Mr. F”, and the character 25b is “desk”.

  Next, with reference to FIG. 5C, a process performed by the update unit 115 based on an operation input from the user in the update process will be described. FIG. 5C is a diagram illustrating an example of the update target selection screen 400. The update unit 115 displays the update target selection screen 400 on the touch panel 15 of the smartphone 1. On the update target selection screen 400, an image 401 showing the desk 22, a desk image 402 showing the desk 23, a desk image 403 showing the desk 24, an OK button 404, and a cancel button 405 are displayed.

  In addition, a selection mark SM indicating that the desk image 402 indicating the desk 23 is selected is displayed. The selection mark SM indicates the desk 2 to be updated. Further, the selection mark SM is set by the updating unit 115 based on the position of the rectangle 254 indicating the desk 25 in the floor map FM illustrated in FIG. In other words, the position of the rectangle 254 indicating the desk 25 is closest to the position of the rectangle 233 indicating the desk 23 in the floor map FM before update shown in FIG. Therefore, the update unit 115 displays the selection mark SM at the position of the desk image 402 indicating the desk 23.

  The OK button 404 is touched when the selection mark SM is displayed on the desk 2 to be updated. A cancel button 405 is touched when canceling the selected state. When the OK button 404 is touched, the updating unit 115 moves the desk in the floor map FM shown in FIG. 5B to the position of the rectangle 233 indicating the desk 23 in the floor map FM before updating shown in FIG. A rectangle 254 indicating 25 is arranged. In this way, the update unit 115 updates the floor map FM. FIG. 5D is a diagram illustrating an example of the floor map FM updated by the updating unit 115.

  Next, the operation of the control unit 11 will be described with reference to FIGS. 6 and 7. 6 and 7 are flowcharts showing the operation of the control unit 11 in the floor map FM creation process. First, as shown in FIG. 6, the fixture information acquisition unit 112 acquires fixture information FD1 from the NFC tag 31 attached to the desk 21 (step S101). Next, the user carries the smartphone 1 and moves to the position of the NFC tag 32 attached to the desk 22 (step S103). And the fixture information acquisition part 112 acquires fixture information FD2 from the NFC tag 32 with which the desk 22 was mounted | worn (step S105). Further, the distance calculation unit 111 obtains the direction D1 (step S107). Further, the distance calculation unit 111 calculates the number of steps N1 (step S109). Then, the distance calculation unit 111 obtains the distance L1 based on the number of steps N1 obtained in step S109 (step S111).

  Next, the user carries the smartphone 1 and moves to the position of the NFC tag 33 attached to the desk 23 (step S113). And the fixture information acquisition part 112 acquires fixture information FD3 from the NFC tag 33 with which the desk 23 was mounted | worn (step S115). Further, the distance calculation unit 111 obtains the direction D2 (step S117). Further, the distance calculation unit 111 obtains the number of steps N2 (step S119). Then, the distance calculation unit 111 calculates the distance L2 based on the number of steps N2 calculated in step S119 (step S121).

  Next, as shown in FIG. 7, the user carries the smartphone 1 and moves to the position of the NFC tag 34 attached to the desk 24 (step S123). And the fixture information acquisition part 112 acquires fixture information FD4 from the NFC tag 34 with which the desk 24 was mounted | worn (step S125). Further, the distance calculation unit 111 obtains the direction D3 (step S127). Further, the distance calculation unit 111 calculates the number of steps N3 (step S129). Then, the distance calculation unit 111 obtains the distance L3 based on the number of steps N3 obtained in step S129 (step S131).

  Next, the map generation unit 113 describes the figures (rectangles 221, 231, 241) corresponding to the desks 22, 23, 24 in the floor map FM (step S133). And the map production | generation part 113 describes the fixture information FD1-FD4 of the desks 21-24 on the floor map FM (step S135). Next, the correction unit 114 corrects the floor map FM generated in step S135 (step S137), and the process ends.

  Note that Steps S107 to S111, Steps S117 to S121, and Steps S127 to S131 correspond to the “distance calculation step”. Step S101, step S105, step S115, and step S125 correspond to a “furniture information acquisition step”. Steps S133 and S135 correspond to a “map generation step”.

  Next, the update process will be described with reference to FIG. FIG. 8 is a flowchart showing the operation of the control unit 11 in the floor map FM update process. First, the fixture information acquisition unit 112 acquires fixture information FD1 from the NFC tag 31 attached to the desk 21 (step S201). Next, the user carries the smartphone 1 and moves to the position of the NFC tag 35 attached to the desk 25 (step S203). And the fixture information acquisition part 112 acquires fixture information FD5 from the NFC tag 35 with which the desk 25 was mounted | worn (step S205). Further, the distance calculation unit 111 obtains the direction D4 (step S207). Further, the distance calculation unit 111 calculates the number of steps N4 (step S209). Then, the distance calculation unit 111 obtains the distance L4 based on the number of steps N4 obtained in step S209 (step S211).

  Next, the update unit 115 describes the rectangle 254 indicating the desk 25 in the floor map FM (step S213). And the update part 115 receives selection input of the desk 2 (desk 23 in this embodiment) to be updated via the touch panel 15 (step S215). Next, the update unit 115 writes the fixture information FD5 of the desk 25 in the figure (rectangle 233) corresponding to the desk 23 (step S217), and the process ends.

  As described with reference to FIGS. 1 to 8, the NFC tags 31 to 34 on which the fixture information FD is recorded are mounted on the fixtures F (desks 21 to 24), respectively. Moreover, the fixture information FD includes fixture identification information for identifying the fixture F. And fixture information acquisition part 112 acquires fixture information FD by reading fixture information FD from NFC tags 31-34. Therefore, the fixture information acquisition unit 112 can easily acquire fixture information FD even in places where radio waves are difficult to reach.

  The distance calculation unit 111 also calculates the distance LT1 and the direction DT1 from the NFC tag 31 attached to the first fixture F1 to the NFC tag 32 attached to the second fixture F2, from the first fixture F1 to the second fixture F2. The distance L1 and the direction D1 are obtained. In the present embodiment, the desk 21 corresponds to the first fixture F1. The desk 22 corresponds to the second fixture F2. Based on the distance L1, the direction D1, and the furniture information FD, the map generation unit 113 generates a floor map FM by describing at least one of characters and figures indicating the desk 22. Therefore, for example, the distance L1 and the direction D1 from the desk 21 to the desk 22 can be obtained using the acceleration sensor 12 and the orientation sensor 13 provided in the smartphone 1. Therefore, the floor map FM can be generated using the smartphone 1.

  The fixture information FD includes at least one of user information indicating the user of the fixture F, type information indicating the type of the fixture F, and size information indicating the size of the fixture F. For example, when user information (for example, name information) indicating the user of the fixture F is included, the name of the user of the fixture F can be written on the floor map FM. Therefore, a convenient floor map can be generated. For example, when the type information indicating the type of the furniture F is included, characters (for example, a desk or a bookshelf) indicating the type of the furniture F can be written on the floor map FM. Therefore, a convenient floor map FM can be generated. Furthermore, for example, when size information indicating the size of the furniture F is included, the size of the figure indicating the position of the furniture F displayed on the floor map FM can be accurately described. Therefore, a convenient floor map FM can be generated.

  Furthermore, the fixture information FD includes position information indicating the position of the floor on which the fixture F is arranged. Therefore, the position of the floor on which the furniture F is arranged can be described in the floor map FM. Therefore, a convenient floor map FM can be generated.

  In addition, the distance calculation unit 111 calculates the number of steps N of the user based on the output of the acceleration sensor 12 and calculates the distance L based on the number of steps N. Therefore, the distance L can be accurately obtained by appropriately setting the user's step B.

  The correction unit 114 corrects the floor map FM generated by the map generation unit 113 so as to satisfy a preset condition. Therefore, by defining the conditions desired by the user, the floor map FM desired by the user can be corrected. For example, when the fixture F is a desk 2 having a rectangular shape in plan view and the user wants the desk 2 to be in a certain direction (for example, southward), the condition of the desk 2 is set to a certain direction as a condition. do it.

  Furthermore, when the first fixture F1 and the second fixture F2 are the desks 2 having a rectangular shape in plan view, the condition includes that the first fixture F1 and the second fixture F2 are arranged in the same direction. Therefore, the correction | amendment part 114 can correct | amend the 1st fixture F1 (desk 21) and the 2nd fixture F2 (desk 22) in the same direction (for example, south direction).

  In addition, when the first fixture F1 and the second fixture F2 are the desks 2 having a rectangular shape in plan view, the conditions include the following conditions. That is, the condition is that the user-side side of the rectangle 211 indicating the first fixture F1 (desk 21) and the user-side side of the rectangle 222 indicating the second fixture F2 (desk 22) are on one straight line LS. (See FIG. 3B). Therefore, the correction | amendment part 114 can correct | amend so that the 1st fixture F1 and the 2nd fixture F2 may be arrange | positioned neatly.

  Further, when the first fixture F1 and the second fixture F2 are adjacent to each other, the condition includes that the first fixture F1 and the second fixture F2 are in contact with each other (see FIG. 3C). Therefore, the correction | amendment part 114 can correct | amend to the position where the 1st fixture F1 and the 2nd fixture F2 contact | abut.

  Furthermore, the distance calculation unit 111 obtains a distance L4 and a direction D4 from the third fixture F3 whose arrangement position is not changed to the fourth fixture F4 whose arrangement position is changed. In the present embodiment, the desk 21 corresponds to the third fixture F3. The desk 25 corresponds to the fourth fixture F4. The fixture information acquisition unit 112 acquires fixture information FD1 and FD5 of the desk 21 and the desk 25. The updating unit changes the fixture information FD of the arrangement position after changing the desk 25 based on the distance L4, the direction D4, and the fixture information FD1, FD5, and updates the floor map FM generated by the map generating unit 113. To do. The distance L4 and the direction D4 of the desk 25 are obtained using the desk 21 whose arrangement position is not changed as a base point. Therefore, the arrangement position after the change of the desk 25 can be calculated | required correctly. Therefore, the fixture information of the arrangement position after the change of the desk 25 where the arrangement position is changed can be easily and appropriately changed.

  In addition, the map storage unit 118 stores an empty floor map FMV in advance. The empty floor map FMV is a floor map FM in which a figure indicating the position where the fixture F is arranged is described, and a character indicating the fixture information FD is not described. Then, the map generation unit 113A searches for figures (rectangles 210 and 220) corresponding to the first fixture F1 (desk 21) and the second fixture F2 (desk 22) from the graphics described in the empty floor map FMV. To do. Then, the map generation unit 113A generates a floor map by adding characters indicating the fixture information FD in association with the searched figure (see FIGS. 4A to 4C). Therefore, the floor map FM can be easily generated.

  The type of the fixture F is the desk 2, and the fixture information FD is user information indicating the user of the fixture F. Therefore, the map generation unit 113A may add a character indicating the user in association with the graphic (rectangles 210 and 220) corresponding to the first fixture F1 (desk 21) and the second fixture F2 (desk 22). it can. Therefore, it is possible to generate a floor map FM that is convenient.

  Furthermore, the order determination part 117 receives the movement object fixture BF which is the fixture F used as the movement object among the fixtures F arrange | positioned on the floor map FM based on the operation input from a user. And the order determination part 117 calculates | requires the order which moves the movement object fixture BF based on the fixture information FD of the movement object fixture BF. Therefore, an appropriate order for moving the movement target fixture BF can be obtained. For example, using the size information indicating the size of the fixture F in the fixture information FD, the order in which the movement target fixture BF is moved can be obtained so as to move in order from the smallest size.

  The embodiments of the present invention have been described above with reference to the drawings. However, the present invention is not limited to the above-described embodiment, and can be implemented in various modes without departing from the gist thereof (for example, (1) to (4) shown below). In order to facilitate understanding, the drawings schematically show each component as a main component, and the thickness, length, number, and the like of each component shown in the drawings are different from the actual for convenience of drawing. . Moreover, the shape, dimension, etc. of each component shown by said embodiment are an example, Comprising: It does not specifically limit, A various change is possible in the range which does not deviate substantially from the structure of this invention.

  (1) As described with reference to FIG. 1, the embodiment in which the furniture F is the desks 21 to 24 has been described, but is not limited thereto. For example, the fixture F may be at least one of a bookshelf and a table.

  (2) As described with reference to FIG. 1, the mode in which the tags are NFC tags 31 to 34 has been described, but the present invention is not limited to this. For example, the tag may be a semiconductor tag such as an RFID (Radio Frequency IDentifier) tag. For example, the tag may be a piece of paper on which a two-dimensional barcode is printed.

  (3) As described with reference to FIG. 1, the embodiment in which the floor map creation device is the smartphone 1 has been described, but the present invention is not limited to this. For example, the floor map creation device may be a tablet PC (Personal Computer). Moreover, the form provided with the smart phone 1 and the server apparatus connected so that communication with the smart phone 1 may be sufficient as a floor map preparation apparatus.

  (4) As described with reference to FIG. 2, the distance calculation unit 111 has been described for obtaining the distance L and the direction D based on the outputs of the acceleration sensor 12 and the azimuth sensor 13, but is not limited thereto. For example, the distance calculation unit 111 may obtain the distance L and the direction D via GPS (Global Positioning System).

  INDUSTRIAL APPLICABILITY The present invention can be used in the fields of a floor map creation device, a floor map creation system, and a floor map creation method for creating a floor map showing the arrangement of a plurality of fixtures.

DESCRIPTION OF SYMBOLS 100 Floor map creation system 1 Floor map creation apparatus 11 Control part 111 Distance calculation part 112 Fixture information acquisition part 113 Map generation part 114 Correction part 115 Update part 116 Movement reception part 117 Order determination part 118 Map storage part 12 Acceleration sensor 13 Direction sensor 14 NFC Reader 15 Touch Panel 2 (21-25) Desk (Furniture)
3 (31-35) NFC tag (tag)
D (D1-D4) Direction F Fixture FD (FD1-FD5) Fixture information L (L1-L4) Distance

Claims (14)

A floor map creation device for creating a floor map showing the arrangement of a plurality of fixtures,
A distance calculation unit for obtaining the distance and direction from the first fixture to the second fixture;
A fixture information acquisition unit for acquiring fixture information of the first fixture and the second fixture;
Based on the distance, the direction, and the fixture information, a map generator that generates the floor map by describing at least one of characters and figures indicating the second fixture;
With
Each of the plurality of fixtures is equipped with a tag in which the fixture information is recorded,
The fixture information includes fixture identification information for identifying the fixture,
The fixture information acquisition unit acquires the fixture information by reading the fixture information from the tag,
The said distance calculation part is a floor map production apparatus which calculates | requires the distance and direction from the said tag with which the said 1st fixture was mounted | worn to the said tag with which the said 2nd fixture was mounted | worn as the said distance and the direction.   The floor map according to claim 1, wherein the fixture information includes at least one of user information indicating a user of the fixture, type information indicating the type of the fixture, and size information indicating a size of the fixture. Creation device.   The floor map creation device according to claim 1 or 2, wherein the fixture information includes location information indicating a location of a floor on which the fixture is arranged. An acceleration sensor,
4. The floor map creation device according to claim 1, wherein the distance calculation unit obtains the number of steps of a user based on an output of the acceleration sensor, and obtains the distance based on the number of steps.   The floor map creation apparatus according to any one of claims 1 to 4, further comprising a correction unit that corrects the floor map generated by the map generation unit so as to satisfy a preset condition.   The said condition includes the said 1st appliance and the said 2nd appliance being arrange | positioned in the same direction, when the said 1st appliance and the said 2nd appliance are desks of rectangular shape in planar view. The floor map creation device described in 1.   When the first fixture and the second fixture are desks having a rectangular shape in plan view, the conditions are: a rectangular user side that indicates the first fixture, and a rectangular user that indicates the second fixture. The floor map creation device according to claim 5 or 6 including moving a side edge so that it may be located on one straight line.   The said conditions include the said 1st fixture and the said 2nd fixture abutting, When the said 1st fixture and the said 2nd fixture are adjacent, The any one of Claim 5-7 Item 1. A floor map creation device according to item 1. An update unit for updating the floor map generated by the map generation unit;
The distance calculation unit obtains a distance and a direction from a third fixture whose arrangement position is not changed to a fourth fixture whose arrangement position is changed,
The fixture information acquisition unit acquires the fixture information of the third fixture and the fourth fixture,
The said update part changes the fixture information of the arrangement position after the change of the said 4th fixture based on the said distance, the said direction, and the said fixture information, In any one of Claims 1-8. The floor map creation device described. A map storage unit for storing an empty floor map in advance;
In the empty floor map, a figure indicating the position where the fixture is arranged is described, and characters indicating the fixture information are not described,
The map generation unit searches for a figure corresponding to the first fixture and the second fixture from the figures described in the empty floor map, and associates the character indicating the fixture information with the figure. The floor map creation device according to any one of claims 1 to 9, which is added to an empty floor map.   The floor map creation device according to claim 10, wherein the type of the fixture is a desk, and the fixture information is user information indicating a user of the fixture. Based on an operation input from a user, among the fixtures arranged on the floor map, a movement reception unit that receives a movement target fixture that is a fixture to be moved; and
An order determination unit for obtaining an order of moving the moving object fixture;
Further comprising
The floor map creation device according to any one of claims 1 to 11, wherein the order determination unit obtains an order of moving the movement target fixture based on the fixture information of the movement target fixture. A floor map creation method for creating a floor map showing the arrangement of a plurality of fixtures,
A distance calculating step for obtaining a distance and a direction from the first fixture to the second fixture;
Fixture information acquisition step of acquiring fixture information of the first fixture and the second fixture;
Based on the distance, the direction, and the fixture information, a map generation step for generating the floor map by describing at least one of characters and figures indicating the second fixture;
Including
Each of the plurality of fixtures is equipped with a tag in which the fixture information is recorded,
The fixture information includes fixture identification information for identifying the fixture,
In the fixture information acquisition step, the fixture information is acquired by reading the fixture information from the tag,
In the distance calculation step, a floor map creation method is obtained in which a distance and a direction from the tag attached to the first fixture to the tag attached to the second fixture are obtained as the distance and the direction. A floor map creation system for creating a floor map showing the arrangement of a plurality of fixtures,
A tag that is attached to each of the plurality of fixtures and in which fixture information of each fixture is recorded,
A floor map creation device for creating the floor map;
The floor map creation device
A distance calculation unit for obtaining the distance and direction from the first fixture to the second fixture;
A fixture information acquisition unit for acquiring the fixture information of the first fixture and the second fixture;
Based on the distance, the direction, and the fixture information, a map generator that generates the floor map by describing at least one of characters and figures indicating the second fixture;
With
The fixture information includes fixture identification information for identifying the fixture,
The fixture information acquisition unit acquires the fixture information by reading the fixture information from the tag,
The said distance calculation part is a floor map production system which calculates | requires the distance and direction from the said tag with which the said 1st fixture was mounted | worn to the said tag with which the said 2nd fixture was mounted | worn as the said distance and the direction.

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