JPH04137387U - navigation system - Google Patents

Abstract

(57) [Summary] [Purpose] It is possible to receive broadcast traffic information by utilizing data in a storage medium that stores road maps, and it is also possible to automatically memorize broadcast reception data of regional traffic information in the receiver. , the purpose of which is to automatically receive traffic information. [Structure] Detection means for detecting received data for receiving broadcast traffic information from a storage medium that displays a memorized road map on a monitor screen and the position of a traveling vehicle, and drives a receiver using the detected received data. The receiver is equipped with a drive means for stopping the operation of the receiver in operation, a stop means for stopping the operation of the receiver in operation, and an automatic memory means for presetting the receiver, so that it is possible to automatically receive regional traffic information broadcasts. It is structured like this.

Description

[Detailed explanation of the idea]

0001

[Industrial application field]

This invention relates to a navigation system when a vehicle is running, and in particular the navigation system. A navigation system suitable for receiving traffic information broadcasts with information from the system. related to music.

0002

[Prior art]

Conventional navigation systems use, for example, CD-ROM as a storage medium. Load a road map etc. from the CD player, display the road map on the monitor screen, and The display displayed the location of the user's vehicle on the road map.

0003 In other words, the user can check the movement of the vehicle's position on the road map on the display screen and I was able to get directions to my destination on the road map.

0004

[Problem that the idea aims to solve]

However, the conventional navigation system described above displays the road map on the monitor screen. It is not possible to obtain information such as road congestion or accidents; The disadvantage is that it may take a long time to reach the destination due to various congestion and accidents. was there.

[0005] This idea was made in view of the above points, and its purpose is to Eliminates the shortcomings of the conventional model and makes it possible to receive broadcast traffic information using CD-ROM data. It provides a navigation system.

[0006]

[Means to solve the problem]

Figure 1 is a functional block diagram showing the configuration of this invention. The system displays the memorized road map on the screen, and the vehicle is displayed on the road map. A navigation system that can provide road guidance by displaying the location of in order to receive traffic information broadcast from the storage medium that stores the road map. a detection means for detecting received data, and a receiver driven by the detected received data. It is equipped with a driving means to stop the operation of the receiver and a stop means to stop the operation of the receiver in operation, It is configured so that you can automatically receive the information when you come to a receiving area where the information is being broadcast. It is something.

[0007] In addition, auto memory data from the storage medium that stores the above road map is detected. detection means for detecting data, and automatic memory means for presetting the receiver with this detection data. It may also be configured such that reception presets can be set for each region.

[0008]

[Effect]

The operation of this invention will be explained using the functional block diagram of FIG. According to this invention, for example, a road map stored on a storage medium such as a CD-ROM can be stored in a car. While driving, the driving position of your vehicle is displayed on the monitor screen, and the driving position of your vehicle is displayed on this road map. will be displayed, and you can use this road map to guide you to your destination. Yes (display means 1).

[0009] When the vehicle you are driving comes into the traffic information broadcast reception area, the above road map is stored in memory. Reception data for receiving traffic information broadcasts from a CD-ROM, such as in-vehicle reception. Supporting data to turn on the receiver is sent out, and the power-on data for this receiver is navigated. The microcomputer built into the application system detects this (detection means 2).

0010 The microcontroller that detects this power-on data controls the receiver's control circuit to turn the receiver on. Drive to turn on the power (driving means 3). The receiver turns on and receives traffic information. Vehicle users can listen to traffic information by automatically receiving it.

[0011] When the traffic information broadcast listened to in this way ends, the operation of the receiver that is currently in operation is stopped. Detects and receives power OFF data that can turn off the power to the receiver. It is possible to turn off the power to a receiver that is in operation by controlling the control circuit of the receiver (stop Means 4). In this way, navigation systems provide road guidance using road maps. At the same time, when you come to a receiving area for traffic information broadcasting, the receiver automatically turns on and displays traffic information. can be received.

0012 Also, if the vehicle is traveling in an area where traffic information broadcasts are set for each area. , auto memory data for receiving by region from the CD-ROM that stores the above road map. The microcomputer of the navigation system detects the data (detection means 5), and this detection data The receiver can be preset with the data (automatic memory means 6).

[0013] In this way, information such as regional traffic information broadcasts can be automatically stored in the receiver's reception program. By resetting, you can automatically receive regional traffic information broadcasts and display road maps. You can listen to the traffic information through the audio output of the receiver.

[0014]

【Example】

An embodiment of the navigation system according to this invention will be explained based on FIGS. 1 and 2. do. Figure 1 is a functional block diagram of this invention, and Figure 2 is a flowchart explaining the operation. It is a chart.

[0015] A storage medium containing a road map, such as a CD-ROM, is installed in a CD player when the vehicle is loaded. A road map centered on the location of your vehicle is displayed on the internal monitor screen, and this Displays the location of your vehicle on the displayed road map and provides road guidance for driving. When a driving vehicle comes to a reception area where traffic information is being broadcast, it automatically receives traffic information broadcasts. You can listen to traffic information by listening to traffic information.

[0016] In this way, road guidance and traffic information are automatically displayed on the road map displayed on the monitor screen. The flowchart in Figure 2 shows the operation of the navigation system that can receive explain.

[0017] A road map displayed on a monitor screen while a vehicle is currently driving on a highway, for example. When you come to the traffic information broadcast reception area, the CD-ROM will load the reception data for receiving traffic information. The data is sent to the microcontroller of the navigation system, and the microcontroller receives the received data. For example, detecting power-on data that turns on the power of the traffic information receiver (step S1,S2).

[0018] When the microcontroller detects the power ON data, it activates the power control circuit configured inside the receiver. control to turn on the power to the receiver (step S5) and set the receiver to the receiving operation state. The receiver can automatically receive traffic information broadcasts and listen to traffic information. I can do that.

[0019] When the traffic information broadcast that can be heard in this way ends, the Detects power OFF data and controls the receiver's control circuit to stop the device's operation. The receiver can be powered off while it is in operation (steps S6 and S7).

[0020] In this way, the navigation system provides road guidance using road maps, and at the same time, When you come to a traffic information broadcast reception area, the receiver will automatically turn on and receive traffic information. can be done.

[0021] In addition, if the vehicle is driving a navigation system, the CD-ROM will display the road map by region. Areas where traffic information is broadcast on separate broadcast frequency bands, such as prefectural borders, etc. When you are driving, you can automatically receive individual traffic information broadcasts for each area. Set the receiver to auto-memory mode to auto-memory received data by region. be able to.

[0022] Navigation system uses auto memory data to perform auto memory like this. The microcomputer inside the system is detected (step S3), and the auto memo for each detected region is The redata allows the microcontroller to auto-memory the receiver to preset it. (Step S4).

[0023] In this way, the navigation system of this invention can display road maps from a CD-ROM. , the reception of traffic information broadcasts based on the position of the vehicle on this road map, and the automatic reception of the receiver. Equipped with a memory function, it can listen to traffic information at the same time as road guidance and monitor congestion, accidents, etc. You can check the road conditions.

[0024]

[Effect of the idea]

As mentioned above, the navigation system according to this invention reads road locations from a CD-ROM. At the same time as displaying graphical information, traffic information is broadcast based on the position of the vehicle on the road map. When you come to a reception area, turn on the receiver to automatically receive traffic information. In addition, you can receive automatic memory data of regional traffic information and automatically memo it to the receiver. You can automatically listen to traffic information and get more accurate road information. It has the effect of being able to.

[0025] In addition, there is no need to operate the navigation system while driving, making it easier to drive the vehicle. Another effect is that safety can be ensured.

[0026] Moreover, this navigation system uses built-in microcomputer software. The company relies heavily on It has excellent features such as being effective and easy to implement.

[Brief explanation of drawings]

FIG. 1 is a functional block diagram showing the configuration of a navigation system of this invention.

FIG. 2 is a flowchart explaining the operation of the navigation system of this invention.

[Explanation of symbols]

1 Road map display means 2 Received data detection means 3 Drive means for turning on the power 4 Stopping means to turn off the receiver power 5 Auto memory data detection means 6 Receiver auto memory means

Claims (2)

[Scope of utility model registration request] [Claim 1] Displaying a memorized road map on a screen,
In a navigation system capable of providing road guidance by displaying the position of a traveling vehicle on a road map, a detection means for detecting received data for receiving broadcast traffic information from a storage medium storing the road map. and a driving means for driving the receiver using the detected reception data, and a stopping means for stopping the operation of the receiver in operation, so that the traffic information broadcast can be automatically received when the receiver comes to the receiving area. A navigation system characterized by being configured to enable. 2. The present invention includes a detection means for detecting auto-memory data from a storage medium storing the road map, and an auto-memory means for presetting a receiver using the detected data, so that reception can be preset by region. The navigation system according to claim 1, characterized in that the navigation system comprises: