JP2007076382A - Information display device for vehicle - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To improve both of visibility and operability by using two information display means in combination for displaying information on a screen, to more variedly utilize the two information display means by changing information contents, displayed by the respective display means according to the situation. <P>SOLUTION: An information display device for a vehicle comprises a first monitor D1 having a first screen G1 disposed on a position at which a driver M driving the vehicle can view the first screen from the foreground by relatively small movement of a sight line; a second monitor D2 having a second screen G2 disposed on a side closer to the driver than the first screen; an operation detecting means Pd for detecting the operation of the operation information on the second screen by an occupant; a display control part 31 for controlling a display state of the information on the first screen based on a manipulate signal; an assist control part 36 for performing display of information relevant to the second screen on the first screen and/or display of information relevant to the first screen on the second screen according to a vehicle traveling state. <P>COPYRIGHT: (C)2007,JPO&INPIT

Description

  The present invention relates to a vehicle information display device provided with display means for displaying information on a screen, and more particularly to a vehicle information display device provided with two such display means.

  2. Description of the Related Art Conventionally, as an information display device installed in a vehicle such as an automobile, a device that displays required information such as map information by a navigation system on a liquid crystal type screen is generally well known. By using such display means for displaying information on the screen, the screen display can be switched in accordance with the occupant's display operation or the like, and various types of information can be displayed on a single screen.

  In recent years, for example, as disclosed in Patent Document 1, for the purpose of improving both visibility and operability of an information display device, an image display device that displays required information as an image, and the image There has been proposed a display device that is configured separately from a display device that performs operation guidance display as a touch panel for operating the display device.

In this prior art, a plate-shaped transmissive display device capable of displaying by changing the state between an opaque state and a transparent state, and an image display device on the back side disposed at a predetermined distance on the back side of the transmissive display device The transmissive display device located on the front side for the passenger is used as a touch panel for operation, and the display on the back image display device can be displayed by touching the buttons displayed on the touch panel. Can be controlled. In this case, the image displayed on the back image display device is farther away on the back of the transmissive display device (touch panel) for operation, so the viewing distance when the driver sees the image is slightly longer, It is said that the burden at the time of visual recognition of the image can be reduced accordingly.
JP 2004-126354 A

  However, when two display means for displaying information on the screen are provided, the display means on the proximal side for the driver is dedicated to the operation for displaying only necessary operation information, as in the above-described conventional technology, It is possible to improve the operability and visibility of the information display device by making the display means located on the distal side dedicated display means for displaying required visual information. If they are always used exclusively for operation and for visual recognition, even if they are equipped with two information display means capable of displaying a variety of information, it cannot be said that the advantages are fully utilized.

  That is, for example, depending on the running state of the vehicle, it may be convenient to display information related to the operation information on at least a part of the display device on the distal side. It may be convenient to display information related to the visual information on at least a part of the apparatus.

  Therefore, the present invention improves both visibility and operability by combining the two information display devices having two information display means for displaying information on the screen. The basic purpose is to make the two information display means more versatile and convenient by changing the information content to be displayed on each display means accordingly. It is.

  For this reason, the vehicle information display device according to the invention of claim 1 of the present application (first invention) is a vehicle information display device including display means for displaying information on a screen, and the vehicle is being operated. First display means having a first screen arranged at a position where the driver can visually recognize from the foreground with a relatively small line of sight movement, and the line of sight movement is larger than that of the first screen, which is larger than the first screen. Second display means having a second screen arranged on the side close to the driver, and operation detection means provided on the second display means for detecting an occupant's operation on the operation information displayed on the second screen; An operation signal generating means for generating an operation signal based on the operation information displayed on the second screen and a detection signal from the operation detecting means; and on the basis of the operation signal generated by the operation signal generating means. , Display of information on the first screen First display control means for controlling the state, and display of the second screen related information on the first screen and / or display of the first screen related information on the second screen according to the running state of the vehicle And a second display control means.

  The invention according to claim 2 of the present application (second invention) is that, in the first invention, the second display control means displays the first screen related information on the second screen when the vehicle is traveling at high speed. Is displayed.

  Further, the invention of claim 3 of the present application (third invention) is the second invention, wherein the second display control means is configured to use the first display related information as the first screen related information when the vehicle is traveling at high speed. The second map information obtained by changing the display form of the map information on the screen is displayed on the second screen.

  Furthermore, the invention according to claim 4 (fourth invention) of the present application is the first invention, wherein the second display control means displays the first screen on the first screen when the vehicle is traveling at a low speed or when the vehicle is stopped. It is characterized by displaying two-screen related information.

  Still further, the invention according to claim 5 (fifth invention) of the present application is the fourth invention, wherein the second display control means is configured as the second screen related information when the vehicle is traveling at a low speed or stopped. The second switch information obtained by changing the display form of the switch information on the second screen is displayed on the first screen.

  Still further, the invention of claim 6 of the present application (sixth invention) is the driver according to any one of the first to fifth inventions, wherein the operation on the operation information displayed on the second screen is performed by the driver. The hand operating means to perform is provided on the vehicle, and an icon display section corresponding to the operation content of the hand operating means is set, and the icon display section is displayed on the first screen when the vehicle travels. It is a feature.

  Furthermore, in the invention of claim 7 (seventh invention) of the present application, in any one of the first to sixth inventions, the second display control means performs display control according to a vehicle running state. In this case, a notification means for notifying a passenger is provided.

  Still further, the invention of claim 8 of the present application (eighth invention) is the content of display control according to the vehicle running state by the second display control means in any one of the first to seventh inventions. A setting means for setting is provided.

  Still further, the invention according to claim 9 of the present application (ninth invention) is that, in any one of the first to eighth inventions, the first screen is set larger than the second screen. It is a feature.

  Still further, according to a tenth aspect of the present invention (the tenth aspect), in any one of the first to ninth aspects, the vertical center line of the second screen is closer to the position of the driver's seat. It is characterized by being directed so as to incline toward.

  According to the vehicle information display device of the first invention of the present application, the first screen is arranged at a position where the driver who is driving the vehicle can visually recognize from the foreground with a relatively small line of sight movement. An operation signal is generated based on the operation information displayed on the second screen located on the side closer to the driver and the detection signal from the operation detection means provided in the second display means, and based on this operation signal, the first signal is generated. The display control means controls the display state of the information on the first screen. Therefore, since the display state of the information on the first screen can be performed based on the operation information displayed on the second screen closer to the driver than the first screen, the operability of the display control on the first screen can be improved. it can. In addition, since the first screen is arranged at a position where the driver can visually recognize from the foreground with a relatively small line of sight movement, good visibility can be secured. Further, by providing the second display control means, the display of the second screen related information on the first screen and / or the display of the first screen related information on the second screen according to the running state of the vehicle. It is possible to improve the convenience by using the two display means in various ways.

  In addition, according to the second invention of the present application, basically, the same operational effects as the first invention can be achieved. In particular, when the vehicle is traveling at a high speed, it is generally less likely that the display on the first screen is intentionally changed compared to when the vehicle is traveling at a low speed or when the vehicle is stopped, for example. Less operation is required. In such a case, by displaying the first screen related information on the second screen that is rarely used, various information can be displayed on the second screen, and convenience is improved.

  Furthermore, according to the third invention of the present application, basically the same function and effect as those of the second invention can be achieved. In particular, when the vehicle is traveling at a high speed, as the first screen related information, the second map information obtained by changing the display form of the map information on the first screen is displayed on the second screen, thereby using more diverse map information. can do.

  Still further, according to the fourth invention of the present application, basically, the same operational effects as those of the first invention can be obtained. In particular, when the vehicle is traveling at a low speed or stopped, it is generally more necessary to change the display of the first screen than when the vehicle is traveling at a high speed, for example. In such a case, by displaying the second screen related information not only on the second screen but also on the first screen, the related information on the second screen can be displayed more variously, and convenience is improved.

  Furthermore, according to the fifth invention of the present application, basically, the same operational effects as the fourth invention can be obtained. In particular, when the vehicle travels at a low speed or stops, the second screen information is displayed on the first screen as the second screen related information by changing the display form of the switch information on the second screen. It is possible to display switch information more variously.

  Still further, according to the sixth invention of the present application, basically, the same effect as any one of the first to fifth inventions can be obtained. In particular, since the hand operation means is provided, it is convenient that the operation information displayed on the second screen can be operated by the driver. Moreover, the icon display part corresponding to the operation content of a hand operation means is set, and since the said icon display part is displayed on the 1st screen at the time of vehicle travel, the convenience improves more.

  Still further, according to the seventh invention of the present application, basically, the same effect as any one of the first to sixth inventions can be achieved. In particular, when the display control according to the vehicle running state by the second display control means is performed, the notification means notifies the occupant, thereby improving convenience.

  Still further, according to the eighth invention of the present application, basically, the same effect as any one of the first to seventh inventions can be achieved. In particular, the contents of display control according to the vehicle running state by the second display control means can be set according to the will of the occupant, and convenience is further improved.

  Still further, according to the ninth invention of the present application, basically, the same effect as any one of the first to eighth inventions can be achieved. Particularly, since the first screen is set larger than the second screen, the visibility of the first screen is further improved.

  Still further, according to the tenth aspect of the present invention, basically the same effect as any one of the first to ninth aspects can be achieved. In particular, the vertical center line of the second screen is oriented so as to incline toward the side closer to the position of the driver's seat, so that the driver can easily see the second screen.

Embodiments of the present invention will be described below in detail with reference to the accompanying drawings.
FIG. 1 is a front explanatory view schematically showing a front part of a passenger compartment of an automobile according to the present embodiment, FIG. 2 is an explanatory view of a handle operation key to be described later, and FIG. 3 schematically shows a front part of the vehicle body of the automobile. It is a plane explanatory view.
As shown in FIG. 1, an instrument panel 2 is disposed at the front of the passenger compartment of the automobile 1 so as to cover the lower part of the front side of the passenger compartment. A front (window) glass 3 covering the front upper part is disposed. The front edge of the instrument panel 2 is located in the vicinity of the lower edge of the windshield 3. A center console portion 2c is provided at a substantially central portion of the instrument panel 2 in the vehicle width direction, and a driver's seat 5 (see FIG. 3) is installed on the right side of the center console portion 2c. A steering wheel 4 is arranged on the front. A passenger seat 6 is installed on the left side of the driver seat 5.

In the present embodiment, first and second monitors D1 and D2 are arranged as display means for displaying information on the screen. These monitors D1 and D2 are of a liquid crystal type, for example, and are both attached to the instrument panel 2.
The first monitor D1 basically displays visual information that the occupant desires to visually recognize. Examples of such visual information include map information using a navigation system.

On the other hand, the second monitor D2 basically displays operation information for operating the display on the display screen G1 (first screen) of the first monitor D1. Examples of such operation information include images such as operation buttons and switches.
The second monitor D2 has, for example, a so-called touch panel type position as an operation detection means for detecting the operation position when the occupant operates the operation information displayed on the screen G2 (second screen). A detection panel Pd is provided. This touch panel type position detection panel Pd is the same as a conventionally known one, and is arranged on the surface side of the second screen G2, so that when there is an operation by an occupant's finger or the like on the second screen G2, The operation position on the second screen G2 can be detected without contact.

  The first monitor D <b> 1 is disposed relatively forward in the upper part of the instrument panel 2 and is positioned relatively close to the windshield 3. Therefore, when the occupant (driver: not shown) seated in the driver's seat 5 looks at the display screen G1 (first screen) of the first monitor D1 particularly during driving, the occupant from the foreground spreading in front of the windshield 3 The first screen G1 can be viewed with a relatively small line-of-sight movement. In other words, the burden on the driver due to the movement of the line of sight is small, and the viewing distance can be secured for a relatively long time. As a result, it is possible to contribute to ensuring safety during operation.

  On the other hand, the second monitor D2 is disposed at a relatively lower part of the instrument panel 2 and closer to the driver's seat 5 than the first monitor D1. Therefore, when the driver looks at the display screen G2 (second screen) of the second monitor D2 particularly during driving, the above-described line-of-sight movement is larger than when viewing the first screen G1. However, since it is arranged closer to the driver than the first screen G1, it is easier to operate. That is, since the display state of the information on the first screen G1 can be performed based on the operation information displayed on the second screen G2 closer to the driver than the first screen G1, the operability of the display control on the first screen G1. Can be increased.

As described above, the first monitor D1 and the second monitor D2 are provided with two display means, and their functions are basically divided so that the first monitor D1 is used for displaying visual information and the second monitor D2 is used as operation information. By operating for display, the display control of the first screen G1 of the first monitor D1 is operated based on the operation information of the second monitor D2, without affecting the visibility of the visual information of the first monitor D1. Can do. That is, it is possible to achieve both ensuring visibility and improving operability.
In particular, the visibility information is displayed on the screen G1 of the first monitor D1 on the side far from the driver's seat 5 and the operation information is displayed on the screen G2 of the second monitor D2 on the side closer to the driver's seat 5. And operability can be improved reliably.

The first monitor D1, the second monitor D2, and the position detection panel Pd are all connected to a display control control unit CU disposed in the instrument panel 2, for example, so that signals can be exchanged. The control unit CU is configured with, for example, a microcomputer as a main part.
FIG. 4 is a block configuration diagram schematically showing the configuration of the vehicle information display system centering on the control unit CU.

  As shown in FIG. 4, in addition to the first and second monitors D1, D2 and the position detection panel Pd, the control unit CU includes a hand switch 10, an audio unit 11, an air conditioning unit 12, a short-range communication means 13, A road-to-vehicle communication means 14, a TV (TV) tuner 15, a wheel speed sensor 16, a navigation device 17, a front camera 18, a rear camera 19, and a database 20 are connected so as to be able to exchange signals.

As shown in FIGS. 1 and 2, the hand switch 10 is provided in, for example, a steering spoke portion 10a and is provided with two operation keys 10a and 10b, and the two switches 10a and 10b can be operated in combination. An operation can be performed on an icon display unit 41 to be described later. In the present embodiment, the operation frequency is relatively high, for example, the audio unit 11 and the air conditioning unit 12 can be operated by the hand switch 10.
By providing such a hand switch, it is convenient that the operation switch, operation button, etc. displayed on the second screen G2 can be operated by the driver.

The short-range communication means 13 performs wireless communication within a relatively short distance. For example, the short-range communication means 13 operates a remote controller 13R (a so-called remote controller) to operate the visual information displayed on the first screen G1. it can. For example, vehicle-to-vehicle so-called vehicle-to-vehicle communication can be performed with other vehicles traveling in the vicinity. Thereby, information exchange etc. can also be performed between vehicles lined up in a traffic jam, for example.
Further, the road-to-vehicle communication means 14 performs wireless communication with reception and transmission antennas installed on the road side, and traffic congestion information, emergency information, stored in the server 14S of the road-to-vehicle communication system connected to the Internet, Data such as parking information can be obtained via the receive and transmit antennas.
The road-to-vehicle communication and the vehicle-to-vehicle communication are both the same as those conventionally known.

As is well known, the wheel speed sensor 16 measures the rotational speed of the wheel 9 (see FIG. 3), and thereby the vehicle speed of the host vehicle 1 can be known.
As is well known, the navigation device 17 can detect the position of the vehicle using, for example, a so-called GPS system, and can display it on a map.

The front camera 18 and the rear camera 19 are composed of, for example, infrared cameras, and can capture images of the front and rear of the vehicle 1 and display them mainly on the first screen G1, for example, in the case of the front camera 18 As shown in FIG. 3, it is disposed near the front end of the vehicle body.
The database 20 stores data such as map information used for the navigation device 17, and includes a hard disk used for the audio unit 11.

On the other hand, the control unit CU includes a number of control elements such as a display control unit 31, an operation signal control unit 32, a traveling state determination unit 33, an operation determination unit 34, a failure determination unit 35, and an assist control unit 36 in the control circuit. Is provided.
When the operation signal control unit 32 is operated by an occupant's finger or the like on the second screen G2 based on the operation information displayed on the position detection panel Pd of the second monitor D2 and the second screen G2, An operation signal corresponding to the operation position (that is, corresponding to the operation switch) is generated, and the operation signal is output to the display control unit 31.

The display control unit 31 controls the display state of information on the first screen G1 based on the operation signal from the operation signal control unit 32.
The traveling state determination unit 33 classifies the vehicle according to the detection signal from the wheel speed sensor 16 according to the speed such as high speed traveling (for example, 40 km / hr or more), low speed traveling (for example, 30 km / hr or less), or stopping. 1 is determined. In addition, from the own vehicle position data and the map information data from the navigation device 17, it is determined whether the own vehicle 1 is a highway or whether it is traveling in an urban area or the like. It is also possible to determine the travel area and the like.

Based on the operation information displayed on the position detection panel Pd of the second monitor D2 and the second screen G2, the operation determination unit 34 determines whether or not there has been an operation by a passenger's finger or the like on the second screen G2. In the case of a failure, the operation switch is determined according to the operation position.
The failure determination unit 35 determines whether or not a failure has occurred in at least one of the first monitor D1 and the second monitor D2.

The assist control unit 36 performs display control to display the second screen related information on the first screen G1 and / or display the first screen related information on the second screen G2 according to the traveling state of the vehicle 1. Is what you do.
That is, basically, as described above, the first image G1 displays visual information that the occupant desires to visually recognize, such as map information, and the second image G2 includes, for example, operation buttons and switches. The operation information for operating the display on the first screen G1, such as an image such as the above, is displayed. Depending on the traveling state of the vehicle 1, the assist control unit 36 may display the second information on the first screen G1. Screen-related information (operation information or information related thereto) can be displayed, or first screen-related information (visual information or information related thereto) can be displayed on the second screen G2.

  By providing such an assist control unit 36, the first screen G1 located far from the driver is used for displaying visual information, and the second screen G2 located nearby is used for displaying operation information. In addition, the operation-related information can be displayed on the first screen G1 and / or the visual-related information can be displayed on the second screen G2 according to the traveling state of the vehicle. Convenience can also be enhanced by using the means G1 and G2 in more various ways.

5 and 6 are front explanatory views showing display examples of the first screen G1 and the second screen G2, respectively.
As shown in FIG. 5, the first screen G1 basically uses the map information data of the navigation device 17 and the database 20 as visual information that the occupant desires to visually recognize, for example, the vehicle position. Map information including is displayed.
In the example of FIG. 5, the icon display unit 41 corresponding to the operation content of the audio unit 11 and the air conditioning unit 12 that can be operated with the hand switch 10 with a relatively high operation frequency is, for example, the lower end portion of the first screen G1. Is set to In this case, the remaining display area excluding the icon display unit 41 becomes the main display unit 40.

In the icon display unit 41, for example, as an operation icon of the audio unit 11, a source icon 41b indicating the type of sound source such as CD, MD, TV, HDD, etc., and a disc number in a disc changer handling a plurality of discs are specified. Or a disk icon 41c for specifying a disk number in the HDD and a track icon 41d for specifying a track number on the disk are displayed.
As the operation icons of the air conditioning unit 12, a measured temperature icon 41a and a set temperature icon 41g for displaying the measured temperature and the set temperature, an air volume icon 41e for indicating the air volume, and a wind direction icon 41f for indicating the wind direction are displayed. .

  The icon display unit 41 is displayed on the first screen G1 while the vehicle 1 is traveling. The icon display unit 41 corresponding to the operation content of the hand switch 10 is set on the first screen G1, and the vehicle is traveling. Since the icon display unit 41 is displayed on the first screen G1, the convenience is further improved.

As shown in FIG. 6, basically, for example, operation icons, buttons, switches, and the like are displayed on the second screen G2 as operation information for operating the display of the first screen G1. Has been.
The example of FIG. 6 shows a standard mode selection display image for selecting a mode menu, and icons for displaying operation icons for starting / stopping various devices and systems at the upper end portion of the second screen G2. A display unit 51 is set. The icon display unit 51 includes a navigation icon 51a for the navigation device 17, a travel icon 51b on which a menu of information useful for travel such as traffic information is arranged, an air conditioning icon 51c for the air conditioning unit 12, an audio icon 51d for the audio unit, A telephone icon 51e for a car phone and mail, an internet icon 51f for internet communication, and a support icon 51g on which a support menu such as an oil change time is arranged are displayed.

In addition, for example, the right end portion of the second screen G2 is provided with a regular display unit 52 that always displays as frequently as possible switches that are frequently used in normal times. The regular display unit 52 is used most frequently, for example. An easy mode button 52a, a peripheral search button 52b, and a location registration button 52c for the navigation device 17 are arranged.
In this case, the remaining display area excluding the icon display unit 51 and the regular display unit 52 becomes the main display unit 50, and various operation switches for presenting the mode menu are displayed on the main display unit 50. An assist mode assist switch 50 a for operating the assist control unit 36 is also displayed on the main display unit 50.

Next, a specific example of display control of the first screen G1 and the second screen G2 by the assist control unit 36 will be described.
FIG. 7 is a front explanatory view of the first screen G1 and the second screen G2 for explaining display control for displaying the icon display unit 41 corresponding to the operation content of the hand switch 10 on the first screen G1 when the vehicle is traveling. It is. FIG. 8 is a flowchart for explaining the display control of FIG.
When the vehicle 1 is not running, such as when the vehicle 1 is stopped, only the map information is displayed on the first screen G1, as shown in the left diagram of FIG. 7 (FIG. 7A), and the icon display unit 41 is not displayed. . Accordingly, in this case, the entire display area is the main display unit 40. However, when the vehicle 1 starts running in the state where the assist switch 50a is turned on (that is, in the assist mode state), as shown in the right diagram of FIG. 7 (FIG. 7B), the first screen G1 An icon display unit 41 is displayed.

  If this display control is explained according to the flowchart of FIG. 8, at the start of the system, first, various data are read in step # 1, and then whether the vehicle 1 is traveling by the traveling state determination unit 33 or not. It is determined whether or not. If this determination is YES, the icon display unit 41 is displayed on the first screen G1 (step # 3). On the other hand, if the determination result in step # 2 is NO, the icon display unit 41 is not displayed on the first screen G1, or if it is currently displayed, this display is erased (step # 4). ).

When the vehicle 1 is stopped, the driver can sufficiently watch the second screen G2, and in this case, it is not necessary to display the icon display unit 41 on the first screen G1, and the display is stopped. This prevents the display of the first screen G1 from becoming unnecessarily complicated.
The icon display unit 41 can be displayed on the second screen G2 when the vehicle is stopped, and can be switched to the first screen G1 when the vehicle is running. In this case, when the vehicle is stopped, the display of the first screen G1 is prevented from being unnecessarily complicated, and the icon display unit 41 is not lost, so that the icon display unit 41 can always be operated, Convenience is improved.

FIG. 9 is an explanatory diagram for explaining display control for displaying the first screen related information (visual information or information related thereto) on the second screen G2 when the vehicle 1 travels at a high speed. It is front explanatory drawing of 2 screen G2.
Whether or not the vehicle 1 is traveling at a high speed of a predetermined speed or more is determined by the traveling state determination unit 33, and when the vehicle 1 is not traveling at a high speed, as shown in the left diagram of FIG. In addition, the map information and the icon display unit 41 are displayed on the first screen G1, and the standard mode selection display image shown in FIG. 6 is displayed on the second screen G2.

  When it is determined that the vehicle speed is higher than the predetermined value and the vehicle is traveling at a high speed, as shown in the right diagram of FIG. 9 (FIG. 9B), a part of the second screen G2 (in this case, the main display) The second map information obtained by changing the display form of the map information on the first screen G1 is displayed as the first screen related information (visual information related to the first screen) on the unit 50). In this case, map information of a wider area than the map information on the first screen G1 is displayed on the second screen G2 as the second map information.

As described above, by displaying the visual information related to the first screen G1 on the second screen G2 according to the traveling state of the vehicle 1, various information can be displayed on the second screen G2. Will improve.
In particular, when the vehicle 1 travels at a high speed, it is generally less likely that the display on the first screen G1 is intentionally changed compared to when the vehicle 1 travels at a low speed or when the vehicle is stopped, for example. Therefore, the operation information displayed on the second screen G2 is used. The number of display operations is reduced accordingly. In such a case, by displaying the first screen related information on the second screen G2 that has few opportunities to be used, various information can be displayed on the second screen G2, and the convenience is further improved.

  In particular, as the visual information related to the first screen G1, the second map information obtained by changing the display form of the map information on the first screen G1 is displayed on the second screen G2, thereby using more diverse map information. can do. Specifically, as the second map information, the map information on a wider area than the map information on the first screen G1 is displayed on the second screen G2, and the second screen G2 is used to display the first screen. While relatively detailed map information is displayed on G1, relatively wide area map information can be displayed on the second screen G2, and various map information can be displayed by combining both screens G1 and G2. Convenience is further improved.

The map information on the second screen G2 when traveling at high speed includes a return button 55a for stopping the display of the map information and returning to the original display (see FIG. 9A), and a reduction button 55b for reducing and displaying the map information. An enlargement button 55c for further enlargement is provided, and a notification display unit for “assist function is being operated !!” is used as a notification means for notifying the occupant when the assist control unit 36 performs display control according to the traveling state. 55k is provided.
By providing the notification display unit 55k, when display control by the assist control unit 36 is performed, this can be notified to the occupant, and convenience is further improved.

  Note that the second map information displayed on the second screen G2 during high-speed traveling is not specifically shown in place of the map information in a wider area than the map information on the first screen G1 as described above. However, it is good also as the map information by which the own vehicle front area was expanded rather than the map information of the 1st screen G1. Also in this case, various map information can be displayed by the combination of both screens G1 and G2, and convenience is further improved.

FIG. 10 is an explanatory diagram for explaining display control for displaying the first screen related information (visual information or related information) on the second screen G2 when the vehicle 1 travels on an expressway. It is front explanatory drawing of the 2nd screen G2.
Whether or not the vehicle 1 is traveling on the highway is determined by the traveling state determination unit 33 based on the vehicle position data and the map information data from the navigation device 17 as described above, for example. When the vehicle is not traveling on the road, as shown in the left diagram of FIG. 10 (FIG. 10A), the map information and the icon display unit 41 are displayed on the first screen G1, and the second screen G2 The standard mode selection display image shown in FIG. 6 is displayed.

When it is determined that the vehicle is traveling on an expressway, as shown in the right diagram of FIG. 10 (FIG. 10B), the first screen is displayed on a part of the second screen G2 (main display unit 50). As the screen related information (visual information related to the first screen), service area information and / or interchange information based on the map information of the first screen G1 is displayed on a part of the second screen G2. .
In this case as well, the second screen G2 is provided with a notification display section 56k of “Activating assist function!”.

Even when driving on an expressway, for example, it is generally less likely that the display on the first screen G1 is changed intentionally compared to when driving at a low speed or when the vehicle is stopped, for example, so that the operation information displayed on the second screen G2 is used. The number of display operations is reduced accordingly. In such a case, by displaying the first screen related information on the second screen G2 that has few opportunities to be used, various information can be displayed on the second screen G2, and the convenience is further improved.
In particular, when map information is displayed on the first screen G1, when the vehicle 1 is traveling on an expressway, the visual information related to the first screen G1 is based on the map information on the first screen G1. By displaying the service area information and / or the interchange information on the second screen G2, it is possible to display more various map information using the second screen G2, and to improve convenience when driving on the highway. Can do.

  FIG. 11 shows a display for displaying the first screen related information (visual information or related information) on the second screen G2 when the vehicle 1 travels at a low speed below a specific speed (more specifically, when traveling in an urban area). It is explanatory drawing for demonstrating control, and is front explanatory drawing of the 1st screen G1 and the 2nd screen G2. Whether or not the vehicle 1 is traveling at a low speed below a specific speed is determined by the traveling state determination unit 33. Whether the vehicle 1 is traveling in an urban area is determined by the traveling state determination unit 33 based on the vehicle position data and the map information data from the navigation device 17 as described above, for example. .

When the vehicle is not traveling at a low speed, as shown in the left diagram of FIG. 11 (FIG. 11A), the map information and the icon display unit 41 are displayed on the first screen G1, and the second screen G2 The standard mode selection display image shown in FIG. 6 is displayed.
Then, when it is determined that the vehicle speed is lower than a specific value and the vehicle is traveling at a low speed, or when it is determined that the vehicle is traveling in an urban area, as shown in the right diagram of FIG. 11 (FIG. 11B), Second map information obtained by changing the display form of the map information on the first screen G1 as the first screen related information (visual information related to the first screen) on a part of the two screens G2 (for example, the main display unit 50). Is displayed.

  In this case, as the second map information, if the map information is more detailed than the map information on the first screen G1, and if the vehicle is traveling in the city area, the city area information around the vehicle based on the map information on the first screen G1. (For example, a shrine, a factory, a stadium, etc.) are displayed on the second screen G2. In this case as well, the second screen G2 is provided with a notification display portion 57k of “Activating assist function !!”.

  When the vehicle travels at a low speed or in an urban area, for example, map information in a relatively close vicinity of the host vehicle 1 is generally required as compared with, for example, a high-speed travel. Therefore, when the map information is displayed on the first screen G1, when the vehicle 1 travels at a low speed or in an urban area, the visual information related to the first screen G1 is more detailed than the map information on the first screen G1. By displaying the map information on the second screen G2, more diverse map information can be displayed using the second screen G2, and convenience is improved.

  In particular, when map information is displayed on the first screen G1, when the vehicle 1 travels in an urban area, peripheral information based on the map information on the first screen G1 is used as visual information related to the first screen G1. Since the information is displayed on the second screen G2, more diverse map information can be displayed using the second screen G2, and convenience during city driving can be improved.

  Although not specifically shown, when the vehicle 1 travels at a low speed, the visual information itself of the first screen G1 may be displayed on a part of the second screen G2. In this case, it is preferable that the visual information on the first screen G1 is displayed on the second screen G2 on the side closer to the driver.

  When the vehicle 1 travels at a low speed, it is generally necessary to change the display of the first screen, for example, compared to when the vehicle 1 travels at a high speed. For this reason, there are more opportunities to view the second screen G2 displaying the operation information. . Therefore, when the vehicle 1 travels at a low speed, both the operation information and the visual information can be viewed on the second screen G2 by displaying the visual information on the first screen G1 on a part of the second screen G2. Will be improved. In this case, the visual information on the first screen G1 is displayed on the side closer to the driver on the second screen G2, so that the visual information on the first screen G1 is easier to see for the driver and the convenience is further improved. improves.

FIG. 12 is an explanatory diagram for explaining display control for displaying the second screen related information (operation information or information related thereto) on the first screen G1 when the vehicle 1 travels at a low speed below a specific speed or stops. It is front explanatory drawing of the 1st screen G1 and the 2nd screen G2.
Whether or not the vehicle 1 is traveling at a low speed below a specific speed is determined by the traveling state determination unit 33. If the vehicle 1 is not traveling at a low speed, as shown in the left diagram of FIG. 12 (FIG. 12A). In addition, the map information and the icon display unit 41 are displayed on the first screen G1, and the standard mode selection display image shown in FIG. 6 is displayed on the second screen G2.

Then, when it is determined that the vehicle speed is lower than the specific value and the vehicle is traveling at a low speed, as shown in the right diagram of FIG. 12 (FIG. 12B), as the operation information related to the second screen G2, At least a part of the operation information on the screen G2 (for example, the mode menu 58a) is displayed on a part of the first screen G1 (for example, the upper right part of the main display unit 40).
In this case as well, a notification display section 58k of “Activating assist function !!” is provided in the first screen G1.

  As described above, when the vehicle travels at a low speed or stops, it is generally necessary to change the display of the first screen G1 as compared to, for example, when traveling at a high speed, but in such a case, the second screen G2 In addition, by displaying at least a part of the second screen related information on the first screen G1, the related information on the second screen can be displayed more variously, and convenience is improved.

  When the second screen related information is displayed on the first screen G1, the switch information display form of the second screen G2 is changed to be displayed on the first screen G1 as the second screen related information. Also good. In this case, the switch information on the second screen G2 can be displayed in more various forms.

Further, when the operation information related to the second screen G2 is displayed on the first screen G1, the operation information on the second screen G2 is simplified and displayed on the first screen G1, for example, by a reduced display. good.
In this case, the operation information on the second screen G2 is simplified and displayed on the first screen G1, so that the operation information on the second screen G2 is displayed on the first screen without complicating the display of the first screen G1. It can be displayed on G1.

FIG. 13 is an explanatory diagram for explaining display control for displaying a description of the operation information on the first screen G1 as operation information related to the second screen when the vehicle 1 travels at a low speed below a specific speed or stops. In the figure, it is front explanatory drawing of the 1st screen G1 and the 2nd screen G2.
Whether or not the vehicle 1 is traveling at a low speed below a specific speed is determined by the traveling state determination unit 33. When the vehicle 1 is not traveling at a low speed, as shown in the left diagram of FIG. 13 (FIG. 13A). In addition, the map information and the icon display unit 41 are displayed on the first screen G1, and the standard mode selection display image shown in FIG. 6 is displayed on the second screen G2.

Then, when it is determined that the vehicle speed is lower than the specific value and the vehicle is traveling at a low speed, as shown in the right diagram of FIG. 13 (FIG. 13B), as the operation information related to the second screen G2, The description of each operation switch on the screen G2 is displayed on at least a part of the first screen G1 (for example, the entire main display unit 40).
In this case as well, the first screen G1 is provided with a notification display section 59k of “Activating assist function!”.

  As described above, the operation information related to the second screen G2 is displayed on the first screen G1 as the operation information related to the second screen G2, so that the operation on the operation information on the second screen G2 can be performed more smoothly. It becomes like this. Note that when the vehicle is stopped, the driver can view the contents of each operation switch slowly over time, so this display control is particularly effective when the vehicle is stopped.

FIG. 14 displays the hierarchical operation content of the operation information on the second screen G2 on the first screen G1 as the operation information related to the second screen G2 when the vehicle 1 travels at a low speed below the specific speed or stops. It is explanatory drawing for demonstrating display control, and is front explanatory drawing of the 1st screen G1 and the 2nd screen G2.
Whether or not the vehicle 1 is traveling at a low speed below a specific speed is determined by the traveling state determination unit 33. When the vehicle 1 is not traveling at a low speed, as shown in the left diagram of FIG. 14 (FIG. 14A). In addition, the map information and the icon display unit 41 are displayed on the first screen G1, and the CD, MD, TV, and HDD of the audio unit 11 are displayed on the second screen G2 as operation information for performing hierarchical operations. Various switch selection display images are displayed.

Then, if it is determined that the vehicle speed is lower than the specific value and the vehicle is traveling at a low speed, as shown in the right diagram of FIG. 14 (FIG. 14B), as the operation information related to the second screen G2, the second The hierarchical operation contents of the operation switches on the screen G2 are displayed on at least a part of the first screen G1 (for example, the entire main display unit 40).
In this case as well, a notification display section 60k of “Activating assist function !!” is provided in the first screen G1.

  As described above, as the operation information related to the second screen G2, the hierarchical operation contents of the operation switches of the second screen G2 are displayed on the first screen G1, so that the hierarchical operation of the operation switches of the second screen G2 is hierarchical. The operation can be performed more smoothly. Note that when the vehicle is stopped, the driver can visually check the contents of the operation switches over time, so this display control is also particularly effective when the vehicle is stopped.

The display control on the first screen G1 of the second screen related information performed by the assist control unit 36 while the vehicle 1 is traveling at a low speed or stopped is performed when the vehicle 1 is accelerating while traveling at a low speed. Is being banned.
Therefore, the display control of the second screen related information on the first screen G1 can be surely limited when the vehicle is traveling at a low speed or when the vehicle is stopped. It is possible to reliably prevent the control from being performed.

In the present embodiment, there is provided setting means for setting the content of display control according to the vehicle running state by the assist control unit 36, and the control content according to the occupant's will can be set by this setting means. It is like that.
FIG. 15 is an explanatory front view of the second screen G2 for explaining the setting operation of the content of the display control by the assist control unit 36.

The left view of FIG. 15 (FIG. 15A) shows a second screen G2 on which a display image similar to the standard mode selection display image shown in FIG. 6 is displayed. By selecting the assist SW 50a (switch) from the mode selection display image and performing an input (ON: ON) operation, a setting screen as shown in the right diagram of FIG. 15 (FIG. 15B) is displayed on the main display unit 50. Is displayed.
In addition to the ON / OFF switch for the assist function itself, this setting screen has an ON / OFF switch for the map display and an ON / OFF switch for the assist function when setting the destination as an ON / OFF switch for the individual assist function. Further, an ON / OFF switch for an assist function during high-speed travel and an ON / OFF switch for an assist function during low-speed travel are provided as travel assist.

By operating the ON / OFF switch in the setting screen, the entire assist function can be turned ON / OFF and individual assist functions can be set ON / OFF.
That is, the content of the display control according to the vehicle running state by the assist control unit 36 can be set according to the will of the occupant, and the convenience is further enhanced.

  As for the size and orientation of the first screen G1 and the second screen G2, as shown in FIG. 16, both the screens G1 and G2 have the same size, and the orientations also face the same direction, that is, the first screen. The vertical center lines L1 and L2 of G1 and the second screen G2 may be set to coincide with each other (see FIG. 16C). In the example of FIG. 16, both vertical center lines L1 and L2 are directed in the vehicle front-rear direction.

However, as shown in FIG. 17, the first screen G1 may be set larger than the second screen G2, and the visibility of the first screen G1 that basically displays the visual information may be further increased.
As shown in FIG. 17C, the vertical center line L1 of the first screen G1 is directed in the vehicle front-rear direction, while the vertical center line L2 of the second screen G2 is the occupant M (driving) It may be set so as to be directed in the direction of the person. In this case, the vertical center line L2 of the second screen G2 is oriented so as to be inclined toward the side closer to the position of the driver's seat, so that the driver M can easily view the second screen G2.
Further, although not specifically shown, the vertical center line L1 of the first screen G1 may be set to be directed toward the driver M.

  Needless to say, the present invention is not limited to the above embodiment, and various changes and modifications can be made without departing from the scope of the present invention.

  The present invention relates to a vehicle information display device having a display means for displaying information on a screen, and more particularly to a vehicle information display device having two such display means. The two information display devices are used in combination. In addition to improving both visibility and operability, the information content displayed on each display means can be changed according to the situation, so that the two information display means can be used more diversely and the convenience can be improved. For example, it can be suitably used as an information display device for vehicles such as ordinary passenger cars and trucks.

It is front explanatory drawing which showed roughly the compartment front part of the motor vehicle which concerns on embodiment of this invention. It is plane explanatory drawing of the hand switch provided in the steering wheel of the said motor vehicle. It is plane explanatory drawing which showed typically the vehicle body front part of the said motor vehicle. It is a block block diagram which shows roughly the structure of the information display system for vehicles of the said motor vehicle. It is front explanatory drawing which shows the example of a display of a 1st screen. It is front explanatory drawing which shows the example of a display of a 2nd screen. It is front explanatory drawing of the 1st screen and 2nd screen which show the display control which displays an icon display part on a 1st screen at the time of vehicle travel. It is a flowchart explaining the display control of FIG. It is front explanatory drawing of the 1st screen and 2nd screen which show the display control which displays 1st screen relevant information on a 2nd screen at the time of high speed driving | running | working. It is front explanatory drawing of the 1st screen and 2nd screen which show the display control which displays the 1st screen pertinent information on a 2nd screen at the time of highway driving | running | working. It is front explanatory drawing of the 1st screen and 2nd screen which show the display control which displays 1st screen relevant information on a 2nd screen at the time of low speed driving | running | working. It is front explanatory drawing of the 1st screen and 2nd screen which show the display control which displays 2nd screen relevant information on a 1st screen at the time of low speed driving | running | working. It is front explanatory drawing of the 1st screen and 2nd screen which show the display control which displays the content description of the operation switch of a 2nd screen on a 1st screen at the time of low speed driving | running | working or a stop. It is front explanatory drawing of the 1st screen and 2nd screen which show the display control which displays the hierarchical operation content of the operation switch of a 2nd screen on a 1st screen at the time of low speed driving | running | working or a stop. It is front explanatory drawing of the 2nd screen which shows the setting operation of the content of the display control by an assist control part. It is explanatory drawing which shows an example of the magnitude | size and arrangement | positioning of a 1st screen and a 2nd screen. It is explanatory drawing which shows the other example of the magnitude | size and arrangement | positioning of a 1st screen and a 2nd screen.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Car 10 Hand switch 11 Audio unit 12 Air conditioning unit 16 Wheel speed sensor 17 Navigation device 20 Database 31 Display control part 32 Operation signal control part 33 Running state determination part 34 Operation determination part 36 Assist control part 40, 50 Main display part 41, 51 icon display unit 50a assist switch 55k, 56k, 57k, 58k, 59k, 60k notification display unit CU control unit D1 first monitor D2 second monitor G1 first screen G2 second screen M driver Pd position detection panel

Claims (10)

A vehicle information display device comprising display means for displaying information on a screen,
A first display means having a first screen arranged at a position where a driver who is driving the vehicle can visually recognize from the foreground with a relatively small line of sight movement;
A second display means having a second screen disposed on a side closer to the driver than the first screen, wherein the line-of-sight movement is larger than the first screen;
An operation detecting means provided on the second display means for detecting an occupant's operation on the operation information displayed on the second screen;
An operation signal generating means for generating an operation signal based on the operation information displayed on the second screen and a detection signal from the operation detecting means;
First display control means for controlling a display state of information on the first screen based on the operation signal generated by the operation signal generating means;
A second display control means for displaying the second screen related information on the first screen and / or displaying the first screen related information on the second screen in accordance with the running state of the vehicle;
A vehicle information display device comprising:   2. The vehicle information display device according to claim 1, wherein the second display control means displays the first screen related information on the second screen when the vehicle travels at a high speed.   The second display control means displays, on the second screen, second map information obtained by changing a display form of the map information on the first screen as the first screen related information when the vehicle is traveling at a high speed. The vehicle information display device according to claim 2.   2. The vehicle information display device according to claim 1, wherein the second display control unit displays the second screen related information on the first screen when the vehicle travels at a low speed or stops. 3.   When the vehicle is traveling at a low speed or when the vehicle is stopped, the second display control means displays, as the second screen related information, second switch information obtained by changing a switch information display form of the second screen on the first screen. 5. The vehicle information display device according to claim 4, wherein the vehicle information display device is displayed.   The vehicle is provided with hand operation means for performing operation on the operation information displayed on the second screen at the driver's hand, and an icon display unit corresponding to the operation content of the hand operation means is set. The vehicle information display device according to any one of claims 1 to 5, wherein the icon display unit is displayed on the first screen during traveling.   7. The vehicle according to claim 1, further comprising a notification unit configured to notify an occupant when display control according to a vehicle running state is performed by the second display control unit. Information display device.   The vehicle information display device according to any one of claims 1 to 7, further comprising setting means for setting a content of display control according to a vehicle running state by the second display control means.   The vehicle information display device according to any one of claims 1 to 8, wherein the first screen is set larger than the second screen. The vehicle information display device according to any one of claims 1 to 9, wherein the vertical center line of the second screen is oriented so as to incline toward a side closer to the position of the driver's seat.