JP2005300419A - On-vehicle navigation system - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To operate two or more different functions on one processor (CPU) and to simultaneously display an image of each function in divided multiple screens. <P>SOLUTION: The CPU 12 performs route guide control processing for retrieving a route from a present position to a destination based on a present position detection part 1 and a map information part 2, and displaying a route guide on a monitor 8. A processing for displaying images based on one or two or more different manes of functions designated by a remote control 10 from function of communicating or acquiring information through a communication part 3, and functions relevant to the route guide control such as position retrieval function and point registration function on the monitor 8 by one screen or divided multiple screens is performed by this CPU 12 alone. <P>COPYRIGHT: (C)2006,JPO&NCIPI

Description

  The present invention relates to an in-vehicle navigation system in which two or more different functions are operated on one processor and images of these functions are simultaneously displayed on a divided multi-screen.

A lot of information about tourist facilities, restaurants, hotels, etc. of each land is provided on the Internet web, and more detailed map information is provided than the map information possessed by the usual navigation system. There is a case.
In order to utilize such information, a destination is set based on map information such as an address obtained from this Internet web, and a route to this set destination is searched and route guidance is provided. Examples of in-vehicle navigation systems include the following.

  As a conventional example 1, an Internet terminal acquires map information as homepage information via a rear server by Internet communication, displays a map having landmarks based on this map information, and a predetermined landmark point is a target. When specified as a place, the longitude and latitude of this landmark is input from the rear server to the navigation system via the front server, and the navigation system searches for and displays the route to the landmark point using the input longitude and latitude. (For example, refer to Patent Document 1).

  As a conventional example 2, the browser unit browses the Internet web page, and the extraction unit uses the information sent on the Internet web page to specify address, phone number, and other character information for specifying the location. To extract. The extracted character information is passed to a server that searches for location information from an address or telephone number. The server retrieves location information from this address and telephone number, and returns this location information to the terminal. When the retrieved position information is returned, the position information is transferred from the browser unit to the navigation control unit and set as the destination. As a result, it is possible to display a tourist spot introduced on the web page, a place with restaurant information, hotel information, etc. on a map, or to guide the route to that place (for example, see Patent Document 2). ).

JP 11-325919 A JP 2000-337911 A

  The conventional in-vehicle navigation system is configured as described above. However, when both of these conventional examples are viewed from the viewpoint of the video display format, the video when connected to the Internet and the navigation-related video are displayed separately. However, it was not a form of displaying simultaneously on two divided screens. For this reason, for example, there has been a problem that an operation procedure for finding a route to a destination is complicated by using character information such as an address obtained by Internet connection as a clue.

  Moreover, regarding the simultaneous display by the divided two screens, functions for displaying different functions on two screens such as a navigation function and an audio function or a navigation function and a TV function have already been implemented. The signals processed on independent processors are displayed on two screens, and are not processed on a single shared processor. Therefore, in this case as well, there is a problem that the signal processing configuration is complicated as described above.

  The present invention has been made to solve the above-described problems. For example, the browser function, the search function, the mail function, the music information function, the point registration function, and the VICS (road traffic information communication system) are performed on one processor. ) By operating two or more different functions such as information functions, and simultaneously displaying the video of each function on a divided multi-screen, the configuration of the signal processing as a whole system is simplified and data between different functions is also displayed. An object is to obtain an in-vehicle navigation system that simplifies the operation of exchanging information and the like.

  An in-vehicle navigation system according to the present invention includes a current position detecting unit that detects a current position of a vehicle, a map information unit that stores map data, an operation unit that designates divided multi-screens, function names, and the like, A function for performing a route guidance control process based on the display means for displaying a multi-screen etc., a communication means for communicating with the Internet, etc., the current position detecting section and the map information section, and the communication means, etc. Navigation control means for performing processing for displaying on the display means on the display means a split multi-screen image based on functions of two or more different names designated by the operation means from among the plurality of functions. Is.

  According to the present invention, since the processing based on two or more different name functions is displayed on a single processor for processing on a divided multi-screen, conventionally two or more different functions are performed on one processor. Video based on two or more different functions among browser function, search function, mail function, music information function, location registration function and VICS information function that were not displayed on split multi-screen display video on split multi-screen It is possible to check the information from multiple functions at the same time, and to easily use the information of one function for the information of other functions. .

An embodiment of the present invention will be described below.
Embodiment 1 FIG.
1 is a block diagram showing the configuration of an in-vehicle navigation system according to Embodiment 1 of the present invention.
In FIG. 1, this in-vehicle navigation system includes a current position detection unit 1, a map information unit 2, a communication unit 3, a communication interface 4, a memory unit 5, a storage 6, a graphics IC (integrated circuit) 7, a monitor 8, an audio. A unit 9, a remote control unit (hereinafter referred to as “remote control”) 10, a light receiving unit 11, and a CPU (central processing unit; processor) 12.

In the above configuration, the current position detection unit 1 detects the current position of the vehicle. The current position detector 1 includes a GPS (Global Positioning System) receiver 1a, a receiving antenna 1b, a gyro 1c, and a vehicle speed pulse generator 1d.
The GPS receiver 1a receives the radio wave transmitted from the satellite by the receiving antenna 1b, and measures the longitude and latitude of the current position.
The gyro 1c detects the direction in which the vehicle is facing and serves as a direction sensor.
The vehicle speed pulse generator 1d generates a pulse signal for each unit travel distance in accordance with the rotation of the vehicle tire, and serves as a distance sensor that detects the travel distance of the vehicle.
The map information unit 2 digitizes map data and stores it in a storage medium.

  The communication unit 3 includes a communication device or a mobile phone equipped with a transmission / reception antenna 3a, performs Internet communication, communication with VICS as another information source, etc., acquires Internet information or VICS information, or transmits / receives e-mail or the like. .

The communication interface 4 is for smoothly processing data exchange between the communication unit 3 and the CPU 12.
The communication unit 3 and the communication interface 4 form communication means.

  The memory unit 5 includes various tables and data storage areas related to single-screen or split multi-screen display. Specifically, as shown in FIG. 1, character string data, image files, electronic files, and the like are temporarily stored. The copy storage area 5a, the display area coordinate table 5b composed of display area coordinate data for each screen in one screen or divided multi-screen, and the function name state for the display video for each screen in one screen or divided multi-screen are stored. A function state storage table 5c and a drawing arrangement table 5d composed of data defining the display form of the monitor 8.

  The storage 6 means a hard disk for storing various data, and stores data such as music information or points described later, for example.

The graphics IC 7 outputs a signal so that the contents of the drawing arrangement table 5 d of the memory unit 5 are displayed on the monitor 8.
The monitor 8 is composed of, for example, a liquid crystal display (LCD), and displays a video of a specified function name such as a browser function or a search function in Internet communication on a single screen or a divided multi-screen, and also displays route guidance as a navigation function. To do.
The graphics IC 7 and the monitor 8 form display means.

  The audio unit 9 notifies route guidance information (message) by voice in a navigation function or the like.

  The remote controller 10 inputs a single screen or divided multi-screen specification, a function name specification of a video displayed on each screen, and a required specification related to route guidance, etc. by key input operation, and transmits the input contents by, for example, an infrared signal. .

The light receiving unit 11 receives (receives) an infrared signal from the remote controller 10 and sends the received signal to the CPU 12.
The remote controller 10 and the light receiving unit 11 form an operation means.

The CPU 12 searches for a route from the current position to the destination based on the current position detection unit 1 and the map information unit 2 and performs route guidance control processing for displaying route guidance on the monitor 8. Video based on one or two or more different names specified by the remote controller 10 among the functions related to the route guidance control such as the function of communicating or acquiring information, or the position search function or the location registration function Is displayed on the monitor 8 in one screen or divided multi-screen.
Examples of the functions include a browser function, a search function, a mail function, a music information function, a point registration function, and a VICS information function.

  Here, the browser function is a function for communicating with the Internet via the communication unit 3, displaying a browser screen, and browsing various information on a web page on the Internet.

The search function, for example, selects a character string such as a telephone number, postal code, or address of a place (destination) included in the browser screen, and searches for position data using the selected character string as a search key. It is a function to do. In this case, the search of the position data may use a server on the Internet, or may use a method using the built-in map information unit 2 as one of the functions related to the route guidance control.
The searched position data is set as a destination, and the route is automatically searched by the CPU 12.

The mail function is a function for transmitting and receiving electronic mail via the communication unit 3.
The music information function is a function for acquiring music information such as a music title and a singer by communicating with the Internet via the communication unit 2, for example.
For example, when there are a plurality of position data (points) searched by the search function, the point registration function is a function for registering (storing) the position data (points) in the storage 6 (or the memory unit 5). This function is one of the functions related to the route guidance control.
The VICS information function is a function for communicating with a road traffic information communication system via the communication unit 2 and acquiring road related information such as traffic jams, accidents, traffic regulations, and parking lots in real time.

The CPU 12 and the memory unit 5 described above form navigation control means.
The route guidance (navigation) control as an essential function of the navigation control means is performed by the CPU 12 from the current position based on the current position detection unit 1 and the map information unit 2 to the destination designated by the remote controller 10. A route to the destination is searched and route guidance is displayed on the monitor 8.

Next, divided multi-screen display of each video based on two or more functions processed by one CPU 12 will be described with reference to FIGS.
2 is an explanatory diagram when two functions are displayed on a two-split screen, FIG. 3 is an explanatory diagram when three functions are displayed on a three-split screen, and FIG. 4 is a diagram when four functions are displayed on a four-split screen. Each figure shows a display form in which all functions are combined. In FIG. 4, each function screen is indicated by a circle number, and this circle number function screen is shown at the top of FIG.

2 to 4, the “browser screen” is the video based on the browser function, the “search screen” is the video based on the search function, the “mail screen” is the video based on the mail function, and the “music information screen” is the music information function. The video based on the location registration function is a video based on the location registration function, and the VICS information screen is a video based on the VICS information function.
Further, in the above display mode, the display position of each function screen on the divided screen is arbitrary as shown in FIGS. For example, in FIG. 2, when the browser screen and the search screen screen are displayed in a two-divided screen, whether each screen is displayed on the left or right is arbitrary.
In addition to the above-described FIGS. 2 to 4, including one-screen display, which of these display forms is designated by the remote controller 10.

  In addition, FIGS. 2 to 4 show the display forms in which all the functions are combined as described above. On the other hand, at least one of the divided multi-screens is always an image based on a specific function. Also good. For example, it may be a video screen displaying the position of a point, a video screen displaying an object on the Internet, or a video screen displaying music information. For example, a search screen is used as the video screen for displaying the location of the point, a browser screen is used as a video screen for displaying objects on the Internet, and a music information screen is used as a video screen for displaying music information. As a result, it is possible to always display an image of a function that is frequently used or highly necessary.

Next, items necessary for displaying one screen designated by the remote controller 10 or the divided multi-screen shown in FIGS. 2 to 4 will be described.
First, an example of selection screen transition and display area coordinates will be described with reference to FIG.
FIG. 5 is a diagram showing the transition of this division when the screen is divided from one screen to four screens by key input from the remote controller 10 and the transition of the display area coordinates when the selection screen is changed and designated. , (A) is a one-screen state diagram, (b) (c) is a two-screen state diagram, (d) (e) (f) are three-screen state diagrams, (g) (h) (i) ( j) is a four-screen state diagram.
A thick line frame indicates the currently selected screen.
In FIG. 5, for each screen divided from one screen to four screens, the start point and end point of the display area are defined by X and Y coordinates, the start point is X1, Y1, the end point is X2, Y2, The display area coordinates of the entire screen are represented by (X1, Y1, X2, Y2).

In FIG. 5A, display area coordinates of one screen G1 that is not divided into screens are, for example, X1 = 0, Y1 = 0, X2 = 489, Y2 = 239, that is, display area coordinates (0, 0, 489, 239), And
When the screen splitting is designated by the remote controller 10 to make the state of the above-mentioned one screen, as shown in FIG. 5B of the two screens, the right side of the display screen G2 at the time of one screen (toward the screen to the following). The same is the display area of the screen G3, and this screen G3 is the currently selected screen area. The display area coordinates of the screen G3 are the display area coordinates (245, 0, 489, 239) because the display area coordinates of one screen are divided into two in the X direction.
When the screen G2 is designated by the remote controller 10 in the state of FIG. 5B of the two screens, the screen is as shown in FIG. 5C, and this screen G2 becomes the currently selected screen area. The display area coordinates of the screen G2 are the display area coordinates (0, 0, 244, 239) because the X direction is divided into two as described above.
If the screen G3 is designated by the remote controller 10 in the state of FIG. F5c, the state returns to the state of FIG. F5b.

Next, in the state of FIG. 5B of the above-mentioned two screens, when the screen division is designated by the remote controller 10 to obtain three screens, as shown in FIG. 5D of the three screens, the display screen G5 for the two screens is displayed. Is the display area of the screen G6, and this screen G6 is the currently selected screen area. The display area coordinates of the screen G6 are the display area coordinates (326, 0, 489, 239) because the display area coordinates of one screen are divided into three in the X direction and two thirds.
When the screen G5 is designated by the remote controller 10 in the state of FIG. 5D of these three screens, the screen is as shown in FIG. 5E, and this screen G5 becomes the currently selected screen area. Since the display area coordinates on the screen G5 are divided into three parts in the X direction and two-thirds to one-third as described above, the display area coordinates are (163, 0, 325, 239).

When the screen splitting is designated by the remote controller 10 in the state of FIG. 5 (c) of the two screens and the screen is divided into three screens, the display screen is the same as in FIG. 5 (e) of the three screens. The right side of G4 is a screen G5, and this screen G5 is the currently selected screen area.
When the screen G4 is designated by the remote controller 10 in the state of FIG. 5E of the above three screens, the screen is as shown in FIG. 5F, and this screen G4 becomes the currently selected screen area. The display area coordinates of the screen G4 are divided into three parts in the X direction as described above, and are one third, so that the display area coordinates (0, 0, 162, 239) are obtained.
When the screen G6 is designated by the remote controller 10 in the state of FIG. 5 (e), the state returns to the state of FIG. 5 (d), and when the screen G5 is designated in the state of FIG. 5 (f), the state of FIG. Return.

Next, in the state of FIG. 5D of the above-mentioned three screens, when the screen division is designated by the remote controller 10 to form four screens, as shown in FIG. 5G of the four screens, the X direction and the Y direction are respectively set. The four screens are divided into two, and the lower right side of the four screens is the display region of the screen G10, and the screen G10 is the currently selected screen region. The display area coordinates of the screen G10 are display area coordinates (245, 120, 489, 239) because the display area coordinates of one screen are divided into two in the X direction and the Y direction, respectively.
Further, in the state of FIG. 5 (e) of the above three screens, when the screen division is designated by the remote controller 10 to form four screens, it becomes as shown in FIG. 5 (h) of the four screens. This is a display area for the screen G9, and this screen G9 is the currently selected screen area. The display area coordinates of the screen G9 are the display area coordinates (0, 120, 244, 239) because the X direction and the Y direction are respectively divided into two as described above.

When the screen G7 is designated by the remote controller 10 in the state of FIG. 5 (g) of the above four screens, it becomes as shown in FIG. 5 (i) of the four screens, and the upper left side of the four screens becomes the display area of the screen G7. This screen G7 becomes the currently selected screen area. The display area coordinates of the screen G7 are the display area coordinates (0, 0, 244, 119) because the X direction and the Y direction are each divided into two as described above.
Further, in the state of FIG. 5 (f) of the above three screens, when the screen division is designated by the remote controller 10 to obtain four screens, the result becomes as shown in FIG. 5 (j) of the four screens. This is a display area for the screen G8, and this screen G8 is the currently selected screen area. The display area coordinates of the screen G8 are the display area coordinates (245, 0, 489, 119) because the X direction and the Y direction are each divided into two as described above.

If the screen G9 is designated by the remote controller 10 in the state of FIG. 5G of the four screens, the state of FIG. 5H is obtained, and this screen G9 becomes the currently selected screen region. When the screen G10 is designated by the remote controller 10 in the state (h), the state returns to the state shown in FIG. 5G, and this screen G10 becomes the currently selected screen region.
Further, between the state of FIG. 5 (h) and the state of FIG. 5 (i), between the state of FIG. 5 (h) and the state of FIG. 5 (j), and the state of FIG. 5 (i) The screen area currently selected by the remote controller 10 can be changed between the state of FIG. 5J and between the state of FIG. 5G and the state of FIG.
Further, when the screen G10 is designated by the remote controller 10 in the state of FIG. 5 (i), the state returns to the state of FIG. 5 (g).
In addition, the form of the selection screen transition described above is an example, and other forms may be used.

  The display area coordinates for each screen on the one screen to the four screens described above are stored in advance in a predetermined area of the memory unit 5 as the display area coordinate table 5b. The CPU 12 displays the video based on the function of one or two or more different names on one screen or divided multiple screens based on the display area coordinate table 5b stored in the memory unit 5 in accordance with the designation input from the remote controller 10. To do.

Next, as described above, the display area coordinate table 5b stored in the memory unit 5 will be described with reference to FIG.
FIG. 6 is a diagram showing a table state of the display area coordinate table DISP (a, b) when the screen is divided into four screens.
In the parentheses, a and b define the data storage position in the table. When the screen division state is changed from one screen to four screens, a and b are divided into four sections.
The data numerical values described for one screen to four screens in FIG. 6 are the display area coordinates described in FIG.

Next, a function addition display example after the screen division designation will be described with reference to FIG.
FIG. 7 is a diagram for explaining a method of adding a function when a function is added after a division designation for each currently selected screen. (A) is a state diagram of one screen, and (b) and (c) are two screens. State diagrams (d), (e), and (f) are three-screen state diagrams, and (g), (h), (i), and (j) are four-screen state diagrams.
In FIG. 7, functions are added in the order of function 1, function 2, function 3,... In addition, the bold line frame in the figure represents the screen of the currently selected function.
The functions 1, 2, 3, etc. mean function names such as the browser function, search function, mail function, music information function, location registration function, and VICS information function.

FIG. 7A shows a state in which the video of function 1 is displayed on the screen G1 in a single screen state without screen division. In contrast to the state of FIG. When the function 2 is added, as shown in FIG. 7B, the screen G2 and the screen G3 are displayed. The video of the function 1 is displayed on the screen G2, and is added to the screen G3 on the right side of the screen G2. The video of the function 2 is displayed, and the video display screen of the function 2 becomes the currently selected screen.
When the function 1 is designated by the remote controller 10 in the state of FIG. 7B, the state shown in FIG. 7C is obtained, and the video display screen of the function 1 becomes the currently selected screen.

Next, in the state of FIG. 7B of the two-screen display, when the function 3 is added after designating the screen division by the remote controller 10, as shown in FIG. 7D, the screen G4, the screen G5, and Three screens of the screen G6 are displayed, the video of the function 1 is displayed on the screen G4, the video of the function 2 is displayed on the screen G5, and the video of the function 3 added to the screen G6 on the right side of the screen G5 is displayed. The video display screen of function 3 becomes the currently selected screen.
Further, in the state of FIG. 7C of the above-mentioned two-screen display, when the function 3 is added after designating the screen division by the remote controller 10, as shown in FIG. 7E, the screen G4, The screen of G3 and G5 is displayed, and the video of function 1 is displayed on the screen G4. The video of function 3 added to the screen G5 on the right side of the screen G4 is displayed. The screen G6 on the right side of the screen G5 is displayed. The video of function 2 is displayed. In this case as well, the video display screen of function 3 is the currently selected screen.
When function 1 is specified in the state of FIG. 7D, the state of FIG. 7F is entered, and the video display screen of function 1 is the currently selected screen.

In the state of FIG. 7D among the above three screen displays, when the function 4 is added after the screen division is designated by the remote controller 10, the four screens G7 to G10 are displayed as shown in FIG. The video of function 1 is displayed on the screen G7, the video of function 2 is displayed on the screen G8, the video of function 3 is displayed on the screen G9, and the video of function 4 added to the screen G10 is displayed. Screen.
Further, in the state of FIG. 7E among the above three screen displays, when the function 4 is added after the screen division is designated by the remote controller 10, as shown in FIG. Four screens of the screen G10 are displayed. The video of the function 1 is displayed on the screen G7, the video of the function 3 is displayed on the screen G8, the video of the function 4 added to the screen G9, and the video of the function 2 is displayed on the screen G10. Also in this case, the video display screen of function 4 is the currently selected screen.

Further, in the state of FIG. 7F among the above three screen displays, when the function 4 is added after the screen division is designated by the remote controller 10, as shown in FIG. Four screens of the screen G10 are displayed. The video of the function 1 is displayed on the screen G7, the video of the function 4 added to the screen G8, the video of the function 2 is displayed on the screen G9, and the video of the function 3 is displayed on the screen G10. Also in this case, the video display screen of function 4 is the currently selected screen.
When function 1 is specified in the state of FIG. 7G, the state of FIG. 7J is entered, and the video display screen of function 1 becomes the currently selected screen.
The display form described above is an example, and other forms may be used.

In response to the designation input from the remote controller 10, the CPU 12 stores the function name state for the display image for each screen on the one screen to the four screens described above in a function state storage table 5 c provided in a predetermined area of the memory unit 5. Thereafter, the CPU 12 updates the contents of the function state storage table 5c each time the state of the function name for each screen changes as specified by the remote controller 10, and one or both of them are updated based on the updated function state storage table. Video based on functions of two or more different names is displayed on a single screen or a divided multi-screen.
The CPU 12 has a processing function as a function state storage table update means for updating the contents of the function state storage table 5c.

  As described with reference to FIGS. 2 to 4, when at least one screen in the divided multi-screen is always an image based on a specific function, the corresponding function name is stored in the function state storage table 5c. For this one screen, as described above, for example, a video screen (for example, a search screen) that displays the location of a point, a video screen (browser screen) that displays an object on the Internet, or music information is displayed. This is a screen (music information screen) of a video to be played.

Next, the function state storage table 5c provided in a predetermined area of the memory unit 5 as described above will be described with reference to FIG.
FIG. 8 is a diagram showing the contents of the function state storage table FUNC (c) for storing what the functions of each screen are when functions are added from one screen to four screens. ) Is a table state diagram in the case of one screen, (b) in the case of two screens, (c) in the case of three screens, and (d) in the case of four screens.
FUNC (1) to FUNC (4) in FIGS. 8A to 8D determine the data storage position in the table. When the screen division state is changed from one screen to four screens, FUNC (c ) Is divided into four sections, FUNC (1) to FUNC (4).

  If the number of screens is one, the number of display functions is one. As shown in FIG. 8A, the function 1 is stored in FUNC (1), and FUNC (2) to FUNC (4) are NULL. Similarly, if the number of screens is two, the number of display functions is two. As shown in FIG. 8B, the functions 1 and 2 are FUNC (1), FUNC ( 2), FUNC (3) and FUNC (4) are NULL, and if the number of screens is three, the number of display functions is three. As shown in FIG. Functions 2 and 3 are stored in FUNC (1), FUNC (2), and FUNC (3), FUNC (4) is NULL, and if the number of screens is four, the number of display functions is four. As shown in FIG. 8 (d), its function 1, function 2, function 3, and function 4 are FUNC (1), UNC (2), FUNC (3), is stored in the FUNC (4).

Next, a display example of the selection screen frame will be described with reference to FIG.
FIG. 9 is a diagram illustrating screen selection frames from one screen to four screens selected and designated by the remote controller 10 and WAKU (d, w) indicating the position of the selected screen frame. FIG. 9A is a state diagram of one screen. , (B) and (c) are state diagrams of two screens, (d), (e) and (f) are state diagrams of three screens, and (g), (h), (i) and (j) are state diagrams of four screens. .
In the above parentheses, d represents the number of screens, and w represents the selected screen number (position).
Also, the bold frame in the figure represents the frame of the currently selected screen.
FIG. 9A shows a state of one screen G1 without screen division, and there is no concept of selection of a screen frame. The number of screens is d = 1 and the selected screen number is w = 1.
Therefore, WAKU (d, w) = WAKU (1, 1).

The frame in the state of FIG. 9B divided into two screens is the frame of the screen currently selected by the frame of the screen G2 (selected screen frame), and the number of screens d = 2 and the selected screen number w = 1. is there.
Therefore, in the case of the state of FIG.
WAKU (d, w) = WAKU (2, 1) of the currently selected screen.
Further, the frame in the state of FIG. 9C divided into two screens is the frame of the screen currently selected by the frame of the screen G3 (selected screen frame), and the number of screens d = 2 and the selected screen number w = 2.
Accordingly, in the case of the state of FIG. 9C, WAKU (d, w) = WAKU (2, 2) of the currently selected screen.

The frame in the state of FIG. 9D divided into three screens is the frame of the currently selected screen (selected screen frame), and the number of screens d = 3 and the selected screen number w = 1. is there.
Therefore, in the case of the state of FIG.
WAKU (d, w) = WAKU (3, 1) of the currently selected screen.
Further, the frame in the state of FIG. 9E divided into three screens is the frame of the screen currently selected by the frame of the screen G5 (selected screen frame), and the number of screens d = 3 and the selected screen number w = 2.
Accordingly, in the state of FIG. 9E, WAKU (d, w) = WAKU (3, 2) of the currently selected screen.
Further, the frame in the state of FIG. 9F divided into three screens is the frame of the screen currently selected by the frame of the screen G6 (selected screen frame), and the number of screens d = 3 and the selected screen number w = 3.
Therefore, in the case of the state of FIG. 9F, WAKU (d, w) = WAKU (3, 3) of the currently selected screen.

The frame in the state of FIG. 9G divided into four screens is the frame of the currently selected screen (selected screen frame), and the number of screens d = 4 and the selected screen number w = 1. is there.
Therefore, in the case of the state of FIG.
WAKU (d, w) = WAKU (4, 1) of the currently selected screen.
Also, the frame in the state of FIG. 9H divided into four screens is the frame of the screen currently selected by the frame of the screen G8 (selected screen frame), and the number of screens d = 4 and the selected screen number w = 2.
Accordingly, in the case of the state of FIG. 9 (h), WAKU (d, w) = WAKU (4, 2) of the currently selected screen.
Further, the frame in the state of FIG. 9 (i) divided into four screens is the frame of the screen currently selected by the frame of the screen G9 (selected screen frame), and the number of screens d = 4 and the selected screen number w = 3.
Therefore, in the case of FIG. 9 (i), WAKU (d, w) = WAKU (4, 3) of the currently selected screen.
Further, the frame in the state of FIG. 9 (j) divided into four screens is the screen frame (selected screen frame) currently selected by the frame of the screen G9, and the number of screens d = 4 and the selected screen number w = 4.
Accordingly, in the case of the state of FIG. 9 (j), WAKU (d, w) = WAKU (4, 4) of the currently selected screen.

  The data of WAKU (d, w) described above is stored together with the function state in the function state storage table 5c.

Next, range selection, copying, and pasting will be described with reference to FIG.
10A and 10B are explanatory diagrams of range selection, copying, and pasting. FIG. 10A is an explanatory diagram for a character string, FIG. 10B is an image file, and FIG. 10C is an electronic file.
When the CPU 12 displays the divided multi-screen on the monitor 8, the CPU 12 selects a range of character strings, image information, or electronic files existing in the one screen, and temporarily selects these character strings, image information, or electronic files. Is stored in the copy storage area 5a of the memory unit 5, and the character string, image information or electronic file stored in the copy storage area 5a is stored in the character string input position, image information pasting position or electronic file in the other screen. Process to paste at the pasting position.
Here, the CPU 12 selects the character string, image information, or electronic file as a range, and selects the character string, image information, or electronic file stored in the copy storage area 5a of the memory unit 5 in the other screen. A pasting means for pasting at a character string input position is provided as a processing function.

In FIG. 10A, a function A on one screen is, for example, a browser function that communicates with the Internet. A range of an address character string is selected and copied in the browser screen of this function A, and this character string is copied to the other screen. For example, it is pasted on the search screen of function B which is an address search function.
Thereby, the trouble of inputting a character string on the search screen can be saved. In addition, since the range is selected and pasted while checking both screens, mistakes in these operations can be prevented.

  Further, in FIG. 10B, the music information of the function C, which is a function for displaying the music information on the other screen, for example, the image file is selected and copied on the browser screen of the function A. Paste to the screen. Thereby, the trouble of inserting the image file into the music information screen can be saved. Further, similarly to the above, it is possible to prevent mistakes in operations such as pasting.

  Further, in FIG. 10C, the electronic file A is selected and copied in the browser screen of the function A, and the electronic file A is the other screen of the function D which is a function for transmitting and receiving e-mails, for example. Paste to the mail screen. Thereby, the trouble of inserting the electronic file into the mail screen can be saved. Further, similarly to the above, it is possible to prevent mistakes in operations such as pasting.

Next, processing operations of the CPU 12 relating to the matters described in FIGS. 2 to 10 will be described with reference to FIGS.
FIG. 11 is a flowchart showing the processing of the CPU 12 when a screen operation key input event is generated by the remote controller 10.

  In FIG. 11, in step ST1, when the CPU 12 receives a key input from the remote controller 10 via the light receiving unit 11, the CPU 12 substitutes the input key for an argument key (Key), and proceeds to step ST2.

  In step ST2, the CPU 12 determines what type of key (Key) is, and proceeds to step ST3 to step ST8 according to the type.

  In step ST3, the CPU 12 generates a clear event when the determination in step ST2 is clear, and the process proceeds to step ST9. .

  In step ST4, the CPU 12 generates a screen split event when the determination in step ST2 is screen split, and the process proceeds to step ST9. .

  In step ST5, the CPU 12 generates a range selection event when the determination in step ST2 is range selection, and proceeds to step ST9. .

  In step ST6, the CPU 12 generates a copy event when the determination in step ST2 is copy, and proceeds to step ST9. .

  In step ST7, the CPU 12 generates a pasting event when the determination in step ST2 is pasting, and proceeds to step ST9.

  In step ST8, when the determination in step ST2 is other operation, the CPU 12 rewrites the content of the function state storage table FUNC (w) from the content of the key (Key), and proceeds to step ST9.

  In step ST9, the CPU 12 generates a display process event and ends the process.

Next, processing when a clear event occurs in step ST3 of the flowchart of FIG. 11 will be described with reference to FIG.
FIG. 12 is a flowchart showing processing when a clear event occurs in step ST3 of FIG.

  In FIG. 12, in step ST10, when a clear event occurs, the CPU 12 determines whether the entire screen is cleared (All Clear) or the selection screen is cleared (Single Clear). If the entire screen is cleared, the process proceeds to step ST11.

  In step ST11, when the entire screen is cleared, the CPU 12 substitutes an initial value 1 for the processing count s, and proceeds to step ST12.

  In step ST12, the CPU 12 determines whether or not the processing count s exceeds Max (s> Max), and if not (step ST12-No), the process proceeds to step ST13.

  In step ST13, the CPU 12 assigns NULL (zero) to the function state storage table FUNC (s), and proceeds to step ST14.

  In step ST14, the CPU 12 adds 1 to the processing count s (s = s + 1), and returns to step ST12 again.

  On the other hand, if it is determined in step ST12 that the number of processing times s exceeds Max (step ST12—Yes), the process proceeds to step ST15.

  In step ST15, the CPU 12 assigns an initial value 1 to the screen number d and the selection screen number w, and ends the process.

  If it is determined in step ST10 that the selection screen is to be cleared, the process proceeds to step ST16.

  In step ST16, when the selection screen is cleared, the CPU 12 clears the contents of the selected function state storage table (substitutes NULL for FUNC (w)), and ends the process.

Next, processing when a screen split event occurs in step ST4 of the flowchart of FIG. 11 will be described with reference to FIG.
FIG. 13 is a flowchart showing processing when a screen split event occurs in step ST4 of FIG.

  In FIG. 13, in step ST <b> 17, when a screen division event occurs, the CPU 12 determines whether or not a value obtained by adding 1 to the number of screen divisions (number of screens) d exceeds the division upper limit number (d + 1> Max). (Step ST17-Yes) proceeds to step ST18, and if not exceeded (step ST17-No), proceeds to step ST19.

  In step ST18, when the value obtained by adding 1 to the screen division number d exceeds the division upper limit number, the CPU 12 generates a division impossible event.

  On the other hand, in step ST19, when the value obtained by adding 1 to the screen division number d does not exceed the division upper limit number, the CPU 12 determines whether the screen division number d is equal to the selected screen number w (d = w). If not equal (step ST19-No), the process proceeds to step ST20. If equal (step ST19-Yes), the process proceeds to step ST21.

  In step ST20, the CPU 12 generates a FUNC transfer event and proceeds to step ST21.

  In step ST21, the CPU 12 does not perform processing, adds 1 to the screen division number d (d = d + 1), and proceeds to step ST22.

  In step ST22, in order to move the selection screen, the CPU 12 adds 1 to the selection screen number w (w = w + 1) and ends the process.

Next, processing when a FUNC transfer event occurs in step ST20 of the flowchart of FIG. 13 will be described with reference to FIG.
FIG. 14 is a flowchart showing processing when a FUNC transfer event occurs in step ST20 of FIG.

  In FIG. 14, when a FUNC transfer event occurs in step ST23, the CPU 12 substitutes an initial value of 0 for the processing count s (s = 0), and proceeds to step ST24.

  In step ST24, the CPU 12 determines whether or not the processing count s is equal to the screen division number d-selected screen number w (s = d-w). If they are equal (step ST24-Yes), the processing is terminated as it is. If not (step ST24-No), the process proceeds to step ST25.

  In step ST25, the CPU 12 moves the contents of FUNC (d−s) to FUNC (d + 1−s), and proceeds to step ST26.

  In step ST26, the CPU 12 adds 1 to the processing count s (s = s + 1), and returns to step 24 again.

Next, a process when a non-dividable event has occurred in step ST18 of the flowchart of FIG. 13 will be described with reference to FIG.
FIG. 15 is a flowchart showing processing when a non-dividable event has occurred in step ST18 of FIG.

  In FIG. 15, in step ST <b> 27, when a non-dividable event occurs, the CPU 12 saves the contents of the drawing arrangement table 5 d in the memory unit 5 in a saving drawing arrangement table provided in the same area as the drawing arrangement table 5 d, Proceed to step ST28.

  In step ST28, the CPU 12 performs arrangement in the drawing arrangement table so as to display a telop “cannot be divided any more”, and proceeds to step ST29.

  In step ST29, the CPU 12 generates a drawing event and proceeds to step ST30.

  In step ST30, the CPU 12 copies the contents of the saving drawing arrangement table to the drawing arrangement table 5d, and proceeds to step ST31.

  In step ST31, the CPU 12 generates a drawing event and ends the process.

Next, processing when a display processing event occurs in step ST9 of the flowchart of FIG. 11 will be described with reference to FIG.
FIG. 16 is a flowchart showing processing when a display processing event occurs in step ST9 of FIG.

  In FIG. 16, in step ST32, when a display processing event occurs, the CPU 12 substitutes an initial value 1 for the processing count s (s = 1), and proceeds to step ST33.

  In step ST33, the CPU 12 determines whether or not the processing count s exceeds the division number d (s> d), and if not (step ST33-No), the process proceeds to step ST34.

  In step ST34, the CPU 12 arranges the drawing arrangement table 5d so as to draw FUNC (s) in the display area coordinate table DISP (d, s), and proceeds to step ST35.

  In step ST35, the CPU 12 determines whether or not the processing count s is equal to the selected screen number w (s = w). If equal (step ST35-Yes), the process proceeds to step ST36, and if not equal (step ST35-No). The process proceeds to step ST37.

  In step ST36, the CPU 12 performs the drawing arrangement of the selected screen frame WAKU (d, w) in the drawing arrangement table 5d.

  In step ST37, the CPU 12 adds 1 to the processing count s (s = s + 1), and returns to step ST33 again.

  In contrast, if it is determined in step ST33 that the processing count s exceeds the division number d (step ST33-Yes), the process proceeds to step ST38.

  In step ST38, the CPU 12 generates a drawing event and ends the process.

Next, processing when a range selection event occurs in step ST5 of the flowchart of FIG. 11 will be described with reference to FIG.
FIG. 17 is a flowchart showing processing when a range selection event occurs in step ST5 of FIG.

  In FIG. 17, in step ST39, when a range selection event occurs, the CPU 12 stores the position information of the start point and end point of the selection range at the start point (SX, SY) and end point (EX, EY), and proceeds to step ST40.

  In step ST40, the CPU 12 rewrites the contents of FUNC (w) so as to color the part so that the selected area can be recognized, and ends the process.

Next, processing when a copy event occurs in step ST6 of the flowchart of FIG. 11 will be described with reference to FIG.
FIG. 18 is a flowchart showing processing when a copy event occurs in step ST6 of FIG.

  18, in step ST41, when a copy event occurs, the CPU 12 stores a character string, an image file, or an electronic file surrounded by a start point (SX, SY) and an end point (EX, EY) in a copy storage area 5a of the memory unit 5. Save as a file and finish the process.

Next, processing when a pasting event occurs in step ST7 of the flowchart of FIG. 11 will be described with reference to FIG.
FIG. 19 is a flowchart showing processing when a pasting event occurs in step ST7 of FIG.

  In FIG. 19, in step ST42, when a pasting event occurs, the CPU 12 determines whether the designated position is a position where pasting is possible. If not (step ST42-No), the CPU 12 ends the process without doing anything. If possible (step ST42-Yes), the process proceeds to step ST43.

  In step ST43, the CPU 12 rewrites the contents of FUNC (w) so that the saved file saved in the copy saving area 5a is pasted at the designated position, and ends the process.

Next, processing when a drawing event occurs in step ST31 of the flowchart of FIG. 15 will be described with reference to FIG.
FIG. 20 is a flowchart showing processing when a drawing event occurs in step ST31 of FIG.

  In FIG. 20, in step ST44, when a drawing event occurs, the CPU 12 instructs the graphics IC 7 to display on the monitor 8 according to the drawing arrangement table, and the graphics IC 7 displays on the monitor 8 for processing. Exit.

  As described above, according to the first embodiment, the CPU 12 searches the route from the current position to the destination based on the current position detection unit 1 and the map information unit 2 and provides route guidance to the monitor 8. Designated by the remote controller 10 from among the functions related to the route guidance control such as the function of performing communication and displaying information by the communication unit 3 or acquiring information, or the position search function and the location registration function. Since the processing for displaying the video based on the function of one or two or more different names on the monitor 8 on one screen or divided multiple screens is performed by this single CPU 12, for example, conventionally on one processor In the browser function, search function, e-mail function, music information function, point registration function that was not displayed on multi-screen split video based on two or more different functions And video based on two or more different functions of the VICS information function can be displayed on the monitor 8 in a divided multi-screen, and the signal processing configuration of the vehicle-mounted navigation system as a whole can be easily and simultaneously information from a plurality of functions. Thus, information on a certain function can be effectively used as information on another function.

  Further, the CPU 12 is configured so that at least one of the divided multi-screens is a video screen that displays the position of a point, a video screen that displays an object on the Internet, or a video screen that displays music information. , It is possible to always display the video of frequently used or highly necessary functions.

In addition, the CPU 12 selects a range of character strings, image information, or electronic files existing in one of the divided multi-screens, and temporarily stores these character strings, image information, or electronic files in the memory unit 5. Store in the copy storage area 5a, and paste the character string, image information or electronic file stored in this copy storage area 5a to the character string input position, image information paste position or electronic file paste position in the other screen. It is possible to save the trouble of inputting a character string, inserting an image file, or inserting an electronic file, and select and paste a range while checking both screens. Can be prevented.
For example, in the above configuration, when one of the two divided screens is a browser function screen for Internet communication and the other screen is a search screen, a range of a character string such as an address is selected in the browser screen of one screen. This is effective when copying and pasting this character string to the search screen of the other screen.

It is a block diagram which shows the structure of the vehicle-mounted navigation system by Embodiment 1 of this invention. It is explanatory drawing at the time of displaying two functions on 2 division screen regarding Embodiment 1 of this invention. It is explanatory drawing at the time of displaying three functions by 3 division screen regarding Embodiment 1 of this invention. It is explanatory drawing at the time of displaying four functions on 4 division screen regarding Embodiment 1 of this invention. It is a figure showing transition of a display area coordinate at the time of changing and specifying a change of a screen division and a selection screen concerning Embodiment 1 of this invention, (a) is a state figure of one screen, (b) (c) Is a two-screen state diagram, (d), (e), and (f) are three-screen state diagrams, and (g), (h), (i), and (j) are four-screen state diagrams. It is a figure showing the table state of display area coordinate table DISP (a, b) at the time of screen division regarding Embodiment 1 of this invention. It is a figure explaining the addition method of the function at the time of adding a function after screen division specification regarding Embodiment 1 of this invention, (a) is the state figure of one screen, (b) (c) is the state of two screens (D), (e), and (f) are state diagrams of three screens, and (g), (h), (i), and (j) are state diagrams of four screens. It is the figure which showed the content of the functional state preservation | save table FUNC (c) regarding Embodiment 1 of this invention, (a) is the case of one screen, (b) is the case of two screens, (c) is the three screens (D) is a table state diagram for each of the four screens. It is a figure explaining WAKU (d, w) showing the position of a screen selection frame and a selection screen frame regarding Embodiment 1 of this invention, (a) is a state figure of one screen, (b) (c) is Two-screen state diagrams, (d), (e), and (f) are three-screen state diagrams, and (g), (h), (i), and (j) are four-screen state diagrams. It is explanatory drawing about range selection, copying, and pasting regarding Embodiment 1 of this invention, (a) in the case of a character string, (b) in the case of an image file, (c) in the case of an electronic file It is explanatory drawing. 6 is a flowchart showing processing of the CPU when a screen operation key input event is generated by the remote controller in the first embodiment of the present invention. It is a flowchart which shows a process when a clear event generate | occur | produces in step ST3 of FIG. 12 is a flowchart showing processing when a screen division event occurs in step ST4 of FIG. It is a flowchart which shows a process when a FUNC transfer event generate | occur | produces in step ST20 of FIG. It is a flowchart which shows a process when the division | segmentation impossible event generate | occur | produces in step ST18 of FIG. It is a flowchart which shows a process when a display process event generate | occur | produces in step ST9 of FIG. 12 is a flowchart showing processing when a range selection event occurs in step ST5 of FIG. 12 is a flowchart showing processing when a copy event occurs in step ST6 of FIG. It is a flowchart which shows a process when a paste | paste event generate | occur | produces in step ST7 of FIG. It is a flowchart which shows a process when the drawing event generate | occur | produces in step ST31 of FIG.

Explanation of symbols

  1 current position detection unit, 1a GPS receiver, 1b receiving antenna, 1c gyro, 1d vehicle speed pulse generator, 2 map information unit, 3 communication unit, 4 communication interface, 5 memory unit, 6 storage, 7 graphics IC, 8 Monitor, 9 audio unit, 10 remote control unit, 11 light receiving unit, 12 CPU.

Claims (8)

A current position detector for detecting the current position of the vehicle;
A map information section storing map data;
An operation means for inputting designation of one screen or divided multiple screens, designation of function names of images to be displayed on each screen, and necessary designation regarding route guidance,
Displaying the video of the function name designated by the operation means on a single screen or a divided multi-screen, and displaying the route guidance;
Communication means for communicating with the Internet or other information sources;
A function that searches for a route from the current position to the destination based on the current position detection unit and the map information unit, performs route guidance control processing for displaying route guidance on the display unit, and communicates with the communication unit Alternatively, a video based on one or two or more different names specified by the operation means from among functions related to the route guidance control, such as a function of acquiring information or a position search function or a location registration function, is displayed. A vehicle-mounted navigation system comprising navigation control means for performing processing for displaying on the display means on a screen or a divided multi-screen on a single processor.   2. The in-vehicle navigation system according to claim 1, wherein the navigation control means uses at least one of the divided multi-screens as a video screen for displaying the position of the point.   2. The in-vehicle navigation system according to claim 1, wherein the navigation control means uses at least one of the divided multi-screens as a video screen for displaying an object on the Internet.   2. The in-vehicle navigation system according to claim 1, wherein the navigation control means uses at least one of the divided multi-screens as a video screen for displaying music information.   The navigation control means uses the communication means to browse the web page of the Internet, the browser screen image based on the browser function, the communication means or the map information part, and the search for searching the position data using the character string such as an address as a search key. Video of search screen based on function, video of mail screen based on mail function that transmits / receives e-mail using communication means, video of music information screen based on music information function that acquires music information using communication means, search Of the video of the point registration screen based on the point registration function that registers the location data searched by the function and the VICS information screen based on the VICS information function that acquires road-related information such as traffic jams using communication means Divide multiple images based on functions of 2 to 4 different names specified from Vehicle navigation system of claim 1, wherein the display in.   The navigation control means includes a range selection means for selecting a range of a character string existing in one of the divided multi-screens, a storage means for temporarily storing the character string, and a storage means stored in the storage means. The vehicle-mounted navigation system according to claim 1, further comprising pasting means for pasting the current character string to a character string input position in the other screen.   The navigation control means includes a range selection means for selecting a range of image information existing in one of the divided multi-screens, a storage means for temporarily storing the image information, and a storage means stored in the storage means. The in-vehicle navigation system according to claim 1, further comprising: an attaching unit that attaches the image information to the image information attaching position in the other screen.   The navigation control means includes a range selection means for selecting a range of an electronic file existing in one of the divided multi-screens, a storage means for temporarily storing the electronic file, and a storage means stored in the storage means. The in-vehicle navigation system according to claim 1, further comprising pasting means for pasting the electronic file to the electronic file pasting position in the other screen.

Images