JPH06118871A - Map data processor - Google Patents

Abstract

PURPOSE:To prevent confusion of a change of a coin memory for displaying continuous map data. CONSTITUTION:Map data is stored in plural coin memories, respectively, but between each adjacent map data, they are stored so as to be overlapped partially. That is, the map data is stored so that the NO. 3 coin memory is overlapped to the NO. 2 coin memory and the NO. 4 coin memory, the NO. 1 coin memory is overlapped to the NO. 3, the NO. 5, the NO. 6, and the NO. 8 coin memories, and the NO. 8 coin memory is overlapped to the NO. 7 and the NO. 9 coin memories. When a display area reaches the end part of the map data of one coin memory, a number of the coin memory in which the map data continued thereto is stored is displayed, and confusion of a change is prevented.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a map data processing device for displaying map data stored in a storage medium.

[0002]

2. Description of the Related Art With the recent multi-functionalization of information processing devices,
A map data processing device has been developed which stores map data in a storage medium such as a ROM or a CD (compact disc) and mounts this storage medium to visually display the map data. Such a conventional processing device has a function of displaying the map data stored in the storage medium, but the display is only a single map data.

[0003]

The data relating to the map is wide and fine, but the capacity that can be stored in one storage medium is limited. Therefore, when the map data of the attached storage medium reaches the end, it becomes necessary to replace it with the storage medium storing the subsequent map data. However, since the map data continues vertically and horizontally, it is difficult to select a storage medium storing the necessary map data from a large number of storage media, and there is a problem that the selection is confused.

The present invention has been made in view of the above circumstances, and an object of the present invention is to provide a map data processing device which can properly select a storage medium to be replaced and thus does not cause confusion during replacement. And

[0005]

In order to achieve the above object, a map data processing device of the present invention is a map data storing means for storing map data, and the map data storing means is detachably mounted and mounted. The map data display means having a display area for displaying a part of the map data of the map data storage means, and the map data at the end of the map data stored in the map data storage means is the map. Display control means to be displayed on the data display means and other map data storage means storing map data following the map data when the endmost map data in the one map data storage means are displayed. And an explicit means for performing.

[0006]

1 and 2 show an embodiment in which the map data processing device of the present invention is applied to a wristwatch. A wristwatch 1 which is an electronic device has a watch band 10 attached to both ends of a device case 2 which is a device body. On the upper surface of the device case 2, a lid 3 that opens and closes about a hinge shaft 3a is used.
And a storage recess 7 for storing the map data storage means 20 is formed in the lower portion of the lid 3. Four
Is a display unit provided on the lid 3, and displays the time, date and the like, and also displays the map data stored in the map data storage means 20. 5 is the device case 2 6
This is a push button key arrangement portion provided on the side surface in the time direction, and is provided with a plurality of push button switches 5a, 5b, 5c, 5d that are switched by a pressing operation. Also, 6
Is a cursor key arranged on the side of the equipment case in the 3 o'clock direction. The cursor key 6 has operation portions 6a, 6b, 6c and 6d at four equal positions on the circumference. By operating the cursor key 6 when the map data is displayed on the display unit 4, the display area of the map data is moved together with the movement of the cursor display. In the illustrated example, when the operation unit 6a is pressed, the cursor moves upward, and when the cursor moves to the upper end, the map data area to be displayed moves upward. Pushing the operating portion 6b moves it downward, and pushing the operating portion 6c moves it rightward.
When d is pressed, it moves to the left.

The map data storage means 20 mounted in the storage recess 7 of the equipment case 2 is formed in a disk-shaped coin shape. Hereinafter, the map data storage means 20 will be referred to as a coin memory 20. A plurality of connection terminals 9 are provided on the bottom surface of the storage recess 7 in which the coin memory 20 is stored in order to electrically connect with the plurality of connection electrodes 25 (see FIG. 3) provided on the bottom surface of the coin memory 20. Correspondingly arranged.

FIG. 3 shows the internal structure of the coin memory 20. Metal case 21 whose outer shape is disk-shaped
And a synthetic resin middle frame 22 housed in the case 21, and a circuit board 23 is sandwiched between the case 21 and the middle frame 22. The LSI 24 is mounted on the circuit board 23, and the connection terminal 9 of the wristwatch 1 is mounted on the bottom surface thereof.
A plurality of connection electrodes 25 that are electrically connected to the circuit board 23 are formed.
Are electrically connected to each other through the through hole 26.

FIG. 4 shows a circuit configuration when the coin memory 20 is attached to the equipment case 2. In the device case 2 which is the device body, a control unit 11 for controlling the entire wristwatch,
ROM 12 and RAM 13 as storage means connected to the control unit 11 to input and output programs and data
An oscillator 15 and a frequency division / timing signal unit 16 that output an oscillation signal of a predetermined cycle; and a display control unit 14 that receives time data and map data from the control unit 11 and controls data display by the display unit 4. Is provided.
Reference numeral 17 denotes a key input unit for inputting key information input from the push button switches 5a, 5b, 5c, 5d and the cursor key 6 to the control unit 11.

FIG. 5 shows a memory configuration in the LSI 24 of the coin memory 20. The coin No. A storage area 31, an address area 32 for storing the address of map data, and a map data storage area 33 for storing map data are provided. The map data stored in the map data storage area 33 is designed to partially overlap with other map data adjacent to the top, bottom, left and right of another coin memory.

FIG. 6 shows a storage area for map data which is redundantly stored in the coin memory 20 as described above. In FIG. The storage area of the map data of the coin memory of No. 1 is the other NO. 3, NO. 5, NO. 6 and NO. The storage area of the coin memory 8 and its peripheral portion partially overlap. In addition, NO. The storage area of the map data of the coin memory of No. 3 is NO. 2, NO. No. 4 overlaps the storage area of the coin memory and the left and right ends thereof. The storage area of the 8-coin memory is NO. 7, NO. The storage area of the coin memory 9 and the left and right ends thereof overlap. further,
NO. The upper and lower ends of the storage area of the 5-coin memory are NO.
2 and NO. It overlaps with the storage area of 7 coin memory, and N
O. The upper and lower ends of the storage area of the 6-coin memory are NO. Four
And NO. It overlaps with the storage area of the 9 coin memory. By storing the adjacent map data partially overlapping each other in this way, continuous map data can be displayed by exchanging the coin memory.

FIG. 7 shows the NO. It is a flow chart when 1 coin memory is attached to the device case 2 and the display unit 4 is displaying the map data, and the operation unit 6a of the cursor key 6 is operated to display the cursor and the map data upward. It shows the case of moving to. By this operation, the area to be displayed on the display unit 4 is NO. When reaching the upper end of the storage area of the 1-coin memory, NO. It is determined whether or not it is the right end of the storage area of the 1-coin memory (step S1). The number of the coin memory that stores the map data following the map data of the 1-coin memory, that is, NO. 3, NO. 4 is displayed on the display unit 4 (step S2). On the other hand, if it is not the right end, NO. It is determined whether or not it is the left end of the storage area of the 1-coin memory (step S
3), at the left end, NO. The number of the coin memory that stores the map data following the map data of the 1-coin memory, that is, NO. 2, NO. 3 is displayed (step S4). On the other hand, when it is not the left end, NO. 3 is displayed (step S5). In addition, NO. No. in the storage area of the 1-coin memory. 5 and NO. The storage areas of the coin memory of No. 6 are adjacent to each other on the left and right. 1
Since it is an upward movement of the storage area of the coin memory, NO. 5, NO. The coin memory 6 is not displayed.

FIG. 8 shows the above-mentioned operation in the downward direction.
The predetermined area is displayed in the first step of FIG. 8, and when the operation portion 6b of the cursor key 6 is pressed, the display area moves downward as shown in the second step. Further, when the operation portion 6b is pressed, the coin number of the map data following the area displayed as shown in the third stage is displayed on the display portion 4. Therefore, when the end of the map data of one coin memory is reached, the number of the coin memory that stores the map data following the map data is displayed, and an appropriate coin memory can be selected. As a result, the coin memory can be exchanged without confusion.

FIG. 9 shows a flow chart of the overall operation of this embodiment. Pressing the operation portion 6a of the cursor key 6 causes "S
The "U key" and the pressing of the operation unit 6b are input as the process of the "SD key" (steps S11 and S12), and the "SU key" is input.
In the case of processing, it is determined whether or not the coin memory is at the upper limit (step S13), and in the case of "SD key" processing, it is determined whether or not it is the lower limit (step S14). Then, in the case of the upper limit, the coin number of the coin memory storing the map data of the upper side is displayed (step S15), and when it is not the upper limit, the display area of the map data of the coin memory is moved further upward. (Step S16). On the other hand, if it is the lower limit, the coin number of the coin memory storing the lower map data is displayed (step S17). If it is not the lower limit, the display area of the map data of the coin memory is further moved to the lower limit. (Step S18). In addition,
The pressing of the operation parts 6c and 6d of the cursor key 6 (step S19) is a process to the right (SL process) and a process to the left (SR process), respectively, and is performed similarly to the SU process and the SD process. Therefore, the description thereof is omitted.

As described above, in this embodiment, since the coin memory to be exchanged is displayed, the coin memory exchange is not confused.

The present invention is not limited to the above embodiment, but can be variously modified. For example, as the map data storage means, other means such as ROM, RAM, compact disk, floppy disk, etc. can be selected. Further, the present invention can be similarly applied to devices other than a wristwatch, such as a navigation device using a global position system, a personal computer, a pager, a mobile phone, and an electronic notebook.

[0017]

According to the present invention, since the map data storage means for storing the map data following the displayed map data is specified, the map data storage means can be selected accurately, and the map data storage means can be replaced. You can prevent time confusion.

[Brief description of drawings]

FIG. 1 is a perspective view of an embodiment of the present invention.

FIG. 2 is a perspective view showing an opened state of an embodiment of the present invention.

FIG. 3 is a sectional view of a coin memory.

FIG. 4 is a block diagram showing an internal configuration.

FIG. 5 is a configuration diagram of a storage area of a coin memory.

FIG. 6 is a block diagram showing a storage mode between coin memories.

FIG. 7 is a flowchart of an example of operation.

FIG. 8 is a front view showing an example of the operation of the display unit.

FIG. 9 is an overall operation flowchart.

[Explanation of symbols]

 1 wristwatch 2 device case 4 display 6 cursor keys

Claims (1)

[Claims] 1. A map data storage means for storing map data, a display area for detachably mounting the map data storage means, and a display area for displaying a part of the map data of the mounted map data storage means. A map data display means, a display control means for displaying the map data at the end of the map data stored in the map data storage means on the map data display means; A map data processing device comprising: a display unit that, when the map data at the end is displayed, clearly indicates another map data storage unit that stores the map data following the map data.