JP3884211B2 - Navigation device - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a navigation device, and more particularly to a navigation device in which an operation panel having an operation unit for inputting navigation information such as destination setting can be detached from the device body.
[0002]
[Prior art]
A navigation device that provides vehicle travel guidance and allows a user to reach a desired destination, detects the position of the vehicle, reads map data around the vehicle position from a storage medium such as a DVD-ROM, and the map Based on the data, the traveling direction of the vehicle and the street name are displayed on the display unit FDSP (FIG. 4). Then, as the current position changes due to the movement of the vehicle, the traveling direction, the current street name, and the like are appropriately displayed on the screen. Such a navigation device has a route guidance function that searches for a guidance route from a departure point to a destination, displays the guidance route on a map, and performs intersection guidance (display of a traveling direction). Further, as an anti-theft mechanism, the operation panel NNV can be detached from the apparatus main body MNV.
[0003]
[Problems to be solved by the invention]
However, in the conventional navigation device, for example, when inputting a destination with a long name when setting the destination, the display unit FDSP (FIG. 4) is small, so the destination name is sufficiently displayed on the display screen of the display unit FDSP. There was a problem that it could not be displayed.
Accordingly, an object of the present invention is to make it easy to confirm navigation input information such as a destination name by enabling display of a destination having a long name when performing destination setting or the like.
[0004]
[Means for Solving the Problems]
According to the present invention, in the navigation device in which an operation panel having an operation unit for inputting navigation information is detachable from the apparatus main body, the operation panel includes a display unit provided on a back surface of the operation panel; a memory a storage unit navigation input information input from the operation unit, and displays a screen for setting the navigation input information on the display unit, the input information and also stores the navigational input information in the storage unit This is achieved by including a display / storage control unit and an input information transmission unit that transmits navigation input information stored in the storage unit to the apparatus main body when the operation panel is mounted on the apparatus main body. .
[0005]
DETAILED DESCRIPTION OF THE INVENTION
(A) Outline of the present invention FIG. 1 is a schematic illustration of the present invention. NNV is a detachable operation panel, BDSP is a rear display unit, OPSW is provided on the side of the operation panel NNV, and a destination is input. NCON is a connector connected to the navigation apparatus body, MNV is a navigation apparatus body, and MCON is a connector connected to the connector NCON of the operation panel NNV.
Although the operation unit OPSW is provided on the side surface in FIG. 1, the operation unit OPSW may be provided on the back surface by arranging or reducing the rear display unit BDSP so as to have a predetermined size.
[0006]
In the navigation device according to the present invention, when setting the destination or the like, the user removes the operation panel NNV (FIG. 1) from the navigation device main body MNV and inputs the destination or the like from the operation unit OPSW while viewing the rear display unit BDSP. . Next, when input is completed and the operation panel NNV is attached to the apparatus main body MNV, navigation input information such as the input destination is transmitted from the operation panel NNV to the main body MNV. Next, the main body MNV searches for a route from the received navigation input information such as the destination and starts route guidance.
[0007]
(B) Embodiment of the Invention (a) Configuration of Navigation Device of the Present Invention FIG. 2 is a configuration diagram of the navigation device of the present invention. In the figure, 11 is an operation unit for inputting navigation information such as a destination, 12 is a memory for storing navigation information input from the operation unit 11, and 13 is, for example, a street name at the time of route guidance or a left-right turn The front display unit 14 of the operation panel NNV for displaying displays the navigation input information input from the operation unit 11 when setting the destination and the like, and the rear display of the operation panel NNV enlarged to a predetermined size And 15 store the navigation input information input from the operation unit 11 in the memory 12 and display the display setting based on the navigation input information on the rear display unit 14, and the operation panel NNV (FIG. 1) displays the navigation device. When attached to the main body MNV (FIG. 1), the navigation input information stored in the memory 12 is stored in the navigation apparatus main body. A control unit for transmitting to the NV, for example, a microcontroller unit (MCU), 16 is connected to the navigation device main body MNV, a connector used for communication with the main body MNV, and 17 is an operation panel NNV attached to the navigation device main body MNV. When the operation panel NNV is removed from the main body MNV, the rechargeable battery supplies power to the operation panel NNV.
[0008]
18 is a connector connected to the operation panel NNV and used for communication with the operation panel NNV, 19 is a map storage medium for storing map information, for example, a DVD-ROM, and 20 is a map information read from the DVD-ROM 19. A DVD-ROM control unit 21 for controlling the vehicle, a vehicle position measuring device 21 for measuring the current position of the vehicle, including a vehicle speed sensor for detecting a moving distance, an angular velocity sensor for detecting a moving direction, a GPS receiver, a CPU for position calculation, etc. It is configured. Reference numeral 22 denotes a map information memory that stores map information read from the DVD-ROM 19, and 23 denotes a processor (CPU) that controls the entire navigation apparatus, and performs various controls according to operation instructions from the operation unit 11. 24 is a ROM for storing various programs (guide route search program, etc.), 25 is a RAM for storing processing results (route search results, etc.) by various programs, and 26 is for guiding a guide route and the like obtained by the processor 23. A sound generating unit 27 for generating sound is a speaker that outputs the sound generated by the sound generating unit 26 to the outside.
[0009]
(B) Flowchart of Operation of Navigation Device of the Present Invention FIG. 3 is a flowchart of operation of the navigation device of the present invention.
First, the MCU 15 of the operation panel NNV determines whether or not the operation panel NNV has been removed from the navigation apparatus main body MNV (step 101). If it has not been removed, no processing is performed. The power supply of the panel NNV is automatically switched to the rechargeable battery 17 inside the operation panel NNV (step 102). Next, a setting screen such as a destination is displayed on the rear display unit 14 of the operation panel NNV under the control of the MCU 15 (step 103), and the user inputs navigation information such as a destination from the operation unit 11 according to the setting screen (step 103). 104).
[0010]
Next, the navigation input information input from the operation unit 11 is stored in the memory 12 under the control of the MCU 15 (step 105). Next, the MCU 15 determines whether or not the operation panel NNV is attached to the apparatus main body MNV (step 106). If it is not attached, the process returns to step 104 to continue predetermined processing. On the other hand, when attached, the MCU 15 transmits the navigation input information stored in the memory 12 in step 105 to the apparatus main body MNV (step 107). Next, the CPU 23 of the apparatus main body MNV calculates the guidance route using the guidance route search program stored in the ROM 24 (step 108), and determines whether or not the guidance route calculation has been completed (step 108). Step 109). If the guidance route calculation has not been completed, the process returns to step 108 to continue the guidance route calculation process. When the guidance route calculation is completed, the route guidance is started (step 110).
In this embodiment, the operation panel NNV is provided with a rechargeable battery that can be charged from the device main body MNV. However, an independent power source may be provided in the device panel NNV. Further, although a connector is used for connection between the operation panel NNV and the apparatus main body MNV, wireless connection such as IrDA is also possible.
[0011]
【The invention's effect】
As described above, according to the present invention, in a navigation device in which an operation panel having an operation unit for inputting navigation information is detachable from the apparatus body, the operation panel includes a display unit provided on a back surface of the operation panel, and the operation a storage unit that can store navigational input information input from the parts, or displays a screen for setting the navigation input information on the display unit, the display-input information and also stores the navigational input information in the storage unit It has a long name because it includes a storage control unit and an input information transmission unit that transmits navigation input information stored in the storage unit to the apparatus main body when the operation panel is mounted on the apparatus main body. Navigation input information such as destination setting can be easily confirmed.
[Brief description of the drawings]
FIG. 1 is a schematic explanatory diagram of the present invention.
FIG. 2 is a configuration diagram of a navigation device of the present invention.
FIG. 3 is an operation flowchart of the navigation device of the present invention.
FIG. 4 is an explanatory diagram of a conventional navigation device.
[Explanation of symbols]
MNV ・ ・ Navigation device main unit MCON ・ ・ Connector NNN connected to connector NCON of operation panel NNV ・ ・ Removable operation panel NCON ・ ・ Connector OPSW connected to navigation device main body MNV ・ ・ To input destination, etc. Operation part BDSP ・ ・ Back display part

Claims (1)

In a navigation device in which an operation panel having an operation unit for inputting navigation information can be detached from the device main body,
The operation panel includes a display unit provided on a back surface of the operation panel;
A storage unit capable of storing navigation input information input from the operation unit;
An input information display / storage control unit for displaying a screen for setting the navigation input information on the display unit, or storing the navigation input information in the storage unit;
An input information transmitting unit that transmits navigation input information stored in the storage unit to the apparatus body when the operation panel is attached to the apparatus body;
A navigation device characterized by comprising:

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