JPH09138137A - Portable position-information display device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To select and display the image which is displayed on a monitor screen in the longitudinal or lateral direction and to observe the image from two directions. SOLUTION: This device comprises a device main body 10 having a part to be connected 16, to which an adaptor is connected so that the adaptor is freely attached and removed, the first adaptor, which is functioned by the mounting on the part to be connected and has the first device control function for displaying the present position and the destination position on a monitor screen 13 based on the map information reproduced in a reproducer 12, and the second adaptor, which is functioned by the mounting on the part to be connected and has the second device control function for displaying television broadcast on the monitoring screen 13. When the first adaptor is mounted, the map is displayed in the longitudinal direction on the monitor screen 13. When the second adaptor is mounted, the television broadcast is displayed in the lateral direction on the monitor screen 13. Thus, the main function of the device main body is changed and instructed.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention mounts a first adapter or a second adapter for setting a control function of a main body device on a device main body having a monitor screen, and displays on the monitor screen based on the detection of the mounting of the adapter. The present invention relates to a portable position information display device capable of displaying and observing an image in a vertically long size in a vertical direction or a horizontally long size in a horizontal direction.

[0002]

2. Description of the Related Art Conventionally, GPS (Global Positioni)
GP that receives radio waves sent from satellites
The S receiver decodes the position information of the latitude and longitude values of the receiving point, detects the current position from the decoded position information and the trajectory information such as the traveling direction of the vehicle, and the atmospheric pressure information from the geomagnetic sensor, and detects the current position. The current position is identified and displayed on the video map of the monitor screen from the position information and the map information obtained by reproducing the external recording medium such as the CD-ROM or the IC memory card, and the traveling route of the car from the current position to the destination is displayed. Car navigation system for searching and guiding (hereinafter,
Abbreviated as car navigation. ) Has been prized.

In a conventional car navigation system using a CD-ROM as an external recording medium, the monitor device is installed near the dashboard of the passenger seat of the vehicle. The monitor screen has a screen corresponding to 4: 3 or 16: 9 so that it can be used in common not only as a map display for car navigation but also as a television broadcast or video playback monitor. It is displayed in the horizontal direction according to the landscape size.

Also, the car navigation is display-controlled so that the current position is located at the center of the monitor screen with the upper part of the monitor screen facing north, as in the case of a normal printed map, and guides the road from the current position to the destination. Display is made.

Further, the car navigation system has a function of assisting the road guidance display, for example, by rotating the map on the monitor screen to set the current position at the left end of the monitor screen and the destination at the right end of the monitor screen. Function to display from the current position to the destination from end to end on the monitor screen, and to reduce and display the map in detail to check the positional relationship between the current position and the destination and its surroundings. It also has additional functions such as enlargement of the map for confirmation.

These additional functions are appropriately operated by an observer to select a map in a desired form on the monitor screen and serve as an auxiliary function for guiding and displaying the optimum traveling route from the current position to the destination on the map. Be served.

As a function of displaying the position information as described above, a portable liquid crystal television generally used is equipped with a GPS receiver or the like so that the current position can be confirmed if necessary. The device was installed on October 1, 1995.
The LCD TV navigation “Gorilla” NV-P1 described in the Denpa Shimbun on the 2nd was commercialized (released on November 1, 1995).

This apparatus has a GPS antenna and a receiving apparatus, a TV tuner, a CD and a CD-G disc reproducing apparatus, and a secondary battery as a power source built into the main body apparatus.
It is intended for outdoor leisure as a portable type such as being used for hiking in mountainous areas using the GPS function.

Since the main body of the apparatus itself is large and its weight is relatively heavy, it is used as a shoulder bag. When used as navigation, the observer holds the device with both hands and always observes the monitor screen from one direction of the device in a landscape orientation.

As described above, since the device is also used for receiving a normal television broadcast, when observing a hiking route such as a mountain area on the monitor screen using the navigation function described above, the projected map is observed. From the viewpoint of a person, the monitor screen is formed in a horizontally long size of 4: 3 or 16: 9 corresponding to television broadcasting, and there is a drawback that the destination may not be displayed on the monitor screen depending on the terrain of the mountain area. It was

That is, even if the map displayed by using the display in the horizontal direction of the monitor screen as a standard always has the additional function related to the navigation function, the observer can see the current position at the left end of the monitor screen and There is a drawback in that the ground must be set at the right end of the monitor screen, or the device must be held in the vertical direction of the monitor screen for observation. This means that if you want to search a detailed hiking route such as a mountain area on the monitor screen, even if you set the current position at the bottom of the monitor screen and the destination at the top of the monitor screen, it will be displayed. Since the map is widely displayed in the horizontal direction of the monitor screen, the destination is outside the monitor screen. Further, if the current position and the destination are set from end to end in the horizontal direction of the monitor screen, the actual traveling direction and the displayed direction are different, which causes confusion in use.

Therefore, when the device is equipped with a navigation function and is used, the device is configured to be held by one hand, and the device is not only observed from one direction of the monitor screen, but also in the horizontal or vertical direction of the monitor screen. It has been a problem to provide a position information display device that can be observed from two directions.

[0013]

SUMMARY OF THE INVENTION The present invention has been made in view of the above-described problems, and is a portable type in which the device can be held by one hand, and the device body and the first adapter for GPS control or television broadcasting. Provided is a portable position information display device which is divided into a second control adapter and which is detachably attached to the device body to change the function of the device body.

Further, by mounting a GPS control adapter or a television broadcast control adapter on the main body of the apparatus, whether the image displayed on the monitor screen is displayed vertically or horizontally is displayed. (EN) Provided is a portable position information display device which can automatically select and observe the device body from two directions.

[0015]

In order to solve such a problem, the present invention provides a reproducing device 12 for mounting and reproducing an external recording medium and a reproduced image in a horizontally long size corresponding to a television broadcast. A monitor screen 13 to be displayed and a first operation button 14 for arbitrarily selecting an image displayed on the monitor screen
And a second operation button group 15 for controlling display of an image selected by the first operation button and controlling the reproducing device.
And a connected portion 16 to which the adapter is detachably connected, and a current position and a purpose based on the map information reproduced by the reproducing device 12, which functions by being attached to the connected portion 16. A first adapter 20 having a first device control function of displaying the position on the monitor screen 13
And a second adapter 30 having a second device control function that functions by being attached to the connected portion 16 and that displays a television broadcast on the monitor screen 13.
When the adapter 20 is installed, the map is projected in the vertical direction of the monitor screen, and when the second adapter is installed, the television broadcast is projected in the horizontal direction of the monitor screen.
0 or device main body 1 accompanying attachment / detachment of the second adapter 30
It is characterized in that the main function of the apparatus main body is instructed to be changed on the basis of mounting to 0.

Further, as one form of the present invention, the first adapter 20 is provided with a GPS antenna and a receiving circuit therein, and position information obtained by receiving satellite radio waves in order to display the current position on a monitor screen. And a map information read from an external recording medium, and a GPS control device or the like for displaying the current position and the destination obtained by the comparison as a video map.

Further, as another mode of the present invention, the second adapter 30 has a television tuner therein, and monitors a television broadcast signal obtained by receiving a television broadcast radio wave by a television broadcast receiving antenna. It is characterized in that it is composed of a television broadcast control device or the like for displaying on a screen.

Further, as another aspect of the present invention, the external recording medium mounted on the reproducing apparatus 12 is a disk-shaped recording medium such as a CD-ROM or an IC memory card in which map information and the like are recorded. To do.

[0019]

1 to 4 are all examples showing a portable position information display device according to the present invention, and the present invention will be described below with reference to the drawings.

First, FIG. 1 shows an apparatus main body 10 of a portable position information display apparatus, which comprises a power switch 11
And a video CD, CD-ROM with map information recorded,
Alternatively, a reproducing device (not shown) 12 for inserting and reproducing a disc-shaped recording medium such as an IC memory card through the opening 12a.
And a monitor screen 13 formed of a liquid crystal display panel so as to display the reproduced video in a horizontally long size of 4: 3 or 16: 9 corresponding to current television broadcasting, and map information displayed on the monitor screen. Mode button (first operation button) 14 for selecting an image related to television broadcasting and a TV channel related to television broadcasting, and display control of the image selected by the first operation button and control of the playback device 12. Multiple operation buttons (second operation button group) 15,
And a connected portion 16 which is arranged on the side surface of the apparatus main body and detachably connects a first adapter or a second adapter to be described later, and which instructs the main function of the apparatus main body 10 to be changed by the connection.
And

A power source such as a primary battery or a secondary battery for supplying electric power to the apparatus body 10 is built in the apparatus body 10 at the bottom of the apparatus body (not shown).

The connected portion 16 is provided with an adapter mounting screw hole 17a, a first signal connecting terminal hole 17b and a second signal connecting terminal hole 17c in the terminal plate 17.

Then, as shown in FIG. 2, a screw 50 provided on the back side of the adapter is screwed into the adapter mounting screw hole 17a. As a result, the adapter is attached to the apparatus body. In addition, the signal connection terminal holes 17b and 17
A connection terminal 51 provided on the adapter is fitted into c, and is fitted with a female plug (not shown) provided on the apparatus body side.

Further, the connection terminal 51 of the adapter is formed in a shape substantially similar to a normal earphone jack used in audio equipment, and has a plurality of signal transmitting terminal portions according to the control function of the adapter. Then, the connection terminals of the adapter are connected by being fitted into the signal connection terminal holes and fitted with the female plug, and a plurality of signals are transmitted from the adapter to the apparatus body.

The device main body detects that the adapter is connected to the device main body by fitting the connection terminal and the plug, supplies power to the adapter, operates the adapter, and outputs a plurality of data from the adapter. The signal instructs the main function of the device body to be changed based on the device control function of the adapter.

Next, referring to FIG. 3, FIG.
0 shows the state diagram for mounting the first adapter 20 in FIG.
Is the state where the first adapter 20 is attached to the apparatus main body 10,
The state figure which holds and observes the apparatus main body 10 as a portable GPS navigation with one hand is shown.

The first adapter 20 is provided with a GPS antenna and a GPS receiving circuit inside, and the latitude value of the receiving point,
Decode the location information of the longitude value. This position information is also built into the adapter, and has a function to detect the current position by a device that detects the east, west, north, and south by a magnet etc. to detect the current direction and a device that detects the position in the height direction by a geomagnetic sensor. Have.

Then, the first adapter 20 outputs the detected position information to the device body 10 through the connection terminal 21, and this information automatically changes the device body 10 to a device function for car navigation as a position signal. At the same time, the apparatus main body 10 is instructed to change so that the image displayed on the monitor screen is displayed in the vertical direction of the monitor screen.

On the other hand, when the apparatus body 10 receives an instruction to change the apparatus function and an instruction to change the image display direction on the monitor screen from the adapter 20, the button functions of the first operation button 14 and the second operation button group 15 are used for car navigation. Change control automatically,
Moreover, the display drive circuit (not shown) for the monitor screen is also changed to drive the monitor screen in the horizontal direction to the vertical direction.

Then, the map information reproduced by the reproducing device 12 and the control information by the first operation button 14 and the second operation button group 15 are transmitted through the connection terminal 21 to the first adapter 20.
When input to the
The GPS control device built in the adapter 20 makes a comparison, and the GPS control device creates an image display signal for displaying the current position on the map and the destination as an image and outputs the image display signal to the device main body 10 through the connection terminal 21. It

Therefore, by mounting the first adapter on the main body of the apparatus, the main body of the apparatus is automatically changed for car navigation, and a disk-shaped recording medium such as a CD-ROM or an IC memory card is mounted on the reproducing apparatus of the main body of the apparatus. Based on the reproduced map information, the current position on the map, the destination, and the optimum route to the destination are displayed as an image in the vertical direction of the monitor screen.

Next, referring to FIG. 4, FIG.
0 shows the state diagram for mounting the second adapter 30 in FIG.
Is the state where the second adapter 30 is attached to the apparatus main body 10,
The figure which shows the apparatus main body 10 as a portable television broadcast receiver, holding and observing with both hands is shown.

The second adapter 30 has a television tuner inside and receives a television broadcast wave by a television broadcast receiving antenna 32. Then, the obtained television broadcast reception signal is transmitted to the device main body 10
In order to be displayed on the monitor screen of No. 2, the control information by the first operation button 14 and the second operation button group 15 of the apparatus body 10 is input to the second adapter 30 through the connection terminal 31.

Then, the second adapter 30 creates a television broadcast video signal by a television broadcast control device including a television channel selection circuit, and the connection terminal 31.
This signal is automatically output as a television signal to the device main body 10 through the device, and the image displayed on the monitor screen is displayed in the horizontal direction of the monitor screen while the device main body 10 is automatically changed to a device function for television broadcasting. A change instruction is issued to the apparatus main body 10 so as to do so.

In this way, the received television broadcast is output to the apparatus main body 10 through the connection terminal 31. In this case, the apparatus main body 10 functions as a normal liquid crystal television, and the first operation button 14 and the second operation button 14 are used. Button function of the operation button group 15,
Further, the change control of the display drive circuit (not shown) on the monitor screen is not performed.

Therefore, by mounting the second adapter on the main body of the apparatus, the main body of the apparatus is automatically changed for television broadcasting and the television broadcasting is displayed in the horizontal direction of the monitor screen.

[0037]

As described above, according to the portable position information display device of the present invention, the device is separate from the device body 10 and the current position and the purpose are based on the map information reproduced from the reproducing device 12. A first adapter 20 having a first device control function for displaying a position on the monitor screen 13 and a second adapter 30 having a second device control function for displaying a television broadcast on the monitor screen 13 are provided. By simply mounting the device main body 10 on the device main body 10, the device main body 10 is automatically changed for car navigation by the first adapter 20 or for television broadcasting by the second adapter 30, and the image displayed on the monitor screen 13 is also monitored at the same time. Displayed vertically or horizontally on the screen. Therefore, it is possible to omit the change operation for changing the apparatus main body by operating the operation button or the like as in the conventional case.

When the first adapter 20 is attached to the apparatus body 10 and is used for car navigation, the monitor screen 13
Since the map is displayed in the vertical direction of, the current position can be set at the bottom of the monitor screen and the destination can be set at the top of the monitor screen. Information can be displayed as an image, and the sense of distance from the current position to the destination can be easily measured. Further, it is possible to solve the conventional drawback that the destination is not displayed on the monitor screen depending on the terrain of the mountain area.

Therefore, when the device is used for car navigation according to the purpose of use, it is held by one hand and an image is projected in the vertical direction of the monitor screen, and when used for television broadcasting, it is held by both hands and the monitor screen is displayed. It is possible to observe from two directions in which the image is projected in the laterally long direction. Therefore, when the device is used for a car navigation system, it is possible to solve the problem that an observer must hold the device and observe the device.

Further, the main body of the apparatus may be constituted only by a reproducing apparatus for an external recording medium, a liquid crystal display panel for a monitor screen, a display drive circuit for the monitor screen, a power supply block, a connected terminal for connecting an adapter, etc. The first adapter and the second adapter have a unique effect that they can be manufactured and supplied in a process different from the device main body.

Furthermore, since the external recording medium to be mounted on the reproducing apparatus is a disk-shaped recording medium such as a CD-ROM or an IC memory card on which map information and the like are recorded, deterioration of information as compared with a magnetic tape is caused. To be prevented.

[Brief description of the drawings]

FIG. 1 is a device body 1 of a portable position information display device of the present invention.
FIG.

FIG. 2 is a diagram showing a method of attaching the first adapter 20 when the first adapter 20 of the present invention is attached to and detached from the apparatus body 10.

FIG. 3 shows a device body 10 of the present invention and a first adapter 20 that is attached to and detached from the device body. 3a shows a state diagram in which the first adapter 20 is attached to the apparatus main body 10,
FIG. 3b shows a state diagram in which the first adapter 20 is attached to the apparatus body 10 and the apparatus body 10 is held as one-handed GPS navigation with one hand for observation.

FIG. 4 shows an apparatus body 10 of the present invention and a second adapter 30 that is attached to and detached from the apparatus body. 4a shows a state diagram in which the second adapter 30 is attached to the apparatus main body 10,
FIG. 4B shows a state diagram in which the second adapter 30 is attached to the apparatus body 10 and the apparatus body 10 is held as a portable television broadcast receiver with both hands and observed.

[Explanation of symbols]

 10 Device Body 16 Connected Part 17 Terminal Plate 17a Adapter Mounting Screw Hole 17b First Signal Connection Terminal Hole 17c Second Signal Connection Terminal Hole 20 First Adapter 21 First Adapter Connection Terminal 30 Second Adapter 31 Second Adapter connection terminal

Continuation of front page (51) Int.Cl. ⁶ Identification code Office reference number FI Technical display location H04B 1/08 H04B 1/08 N 1/16 1/16 C H04Q 7/34 H04N 5/64 511F H04N 5 / 64 511 H04B 7/26 106A

Claims (4)

[Claims] 1. A reproducing apparatus for mounting and reproducing an external recording medium, a monitor screen for displaying a reproduced image in a horizontally long size corresponding to television broadcasting, and an image displayed on the monitor screen arbitrarily. A first operation button to be selected, a second operation button group for controlling display of the image selected by the first operation button and controlling the reproducing device, and a connected portion for detachably connecting the adapter. A first device control function which is provided with the device main body and which functions by being attached to the connected part, and which displays a current position and a target position on the monitor screen based on map information reproduced by the reproducing device; It is composed of an adapter and a second adapter that functions by being attached to the connected part and that has a second device control function of displaying a television broadcast on the monitor screen. A map is displayed when the first adapter is attached. The image is projected in the vertical direction of the monitor screen, the television broadcast is projected in the horizontal direction of the monitor screen when the second adapter is attached, and based on the attachment to the device main body when the first adapter or the second adapter is attached or detached. A portable position information display device, wherein a main function of the device body is instructed to be changed. 2. The first adapter has a GPS inside thereof.
Equipped with an antenna and a receiver circuit, the position information obtained by receiving satellite radio waves to display the current position on the monitor screen is compared with the map information read from the external recording medium, and the current obtained by comparison is compared. The portable position information display device according to claim 1, which is configured by a GPS control device or the like for displaying an image of a position, a destination and the like as a video map. 3. A television for displaying a television broadcast signal obtained by receiving television broadcast radio waves by a television broadcast receiving antenna on a monitor screen, the second adapter having a television tuner inside thereof. A John broadcast control device or the like.
The portable position information display device described in 1. 4. The external recording medium mounted on the reproducing device is a CD-ROM or IC in which map information and the like are recorded.
The portable position information display device according to claim 1, which is a disk-shaped recording medium such as a memory card.