JPH10308136A - Steering switch function allocation device and its method - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a steering switch function allocation device capable of freely allocating functions in accordance with preference of a driver to a steering switch. SOLUTION: If a user operates an operation switch 8, a steering switch function code, which is allocated to steering switch groups 3, 4 can be selected out of multiple steering switch function codes stored in a center cluster PC21. After this allocation, when the user depresses a steering switch, a function allocated to this depressed steering switch is determined by the center cluster PC21 referring to the steering switch function code; a control signal is accordingly output to a controlled system.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a steering switch function allocating apparatus for customizing a steering button and a method thereof.

[0002]

2. Description of the Related Art In recent years, along with the digitization of equipment in a vehicle such as an automobile, a steering switch for setting an on / off state depending on whether or not a driver presses a button has been used. In which the driver can perform a switching operation while holding the steering wheel. Such a steering switch usually has a possibility of being frequently changed during running of the vehicle, such as a temperature adjustment of an air conditioner or a volume of a speaker, and may also impair the safety of running the vehicle. The ability to adjust missing ones is fixedly assigned.

By providing such a steering switch, a driver can perform a switching operation without lowering driving safety. By the way, the horn etc. is built into the steering, the space where the steering switch can be installed is limited, and from the viewpoint of safety, it is provided in a position where the driver can operate the steering wheel without looking at the button while holding the steering wheel There is a need. Therefore, the number of steering switches that can be installed on the steering wheel is limited. On the other hand, the number of functions that are required to be assigned to steering switches is large.

SUMMARY OF THE INVENTION The present invention has been made in view of the above-mentioned problems of the prior art, and has as its object to provide a steering switch function allocating apparatus and a method thereof which can freely allocate functions according to driver's preference to steering switches. I do.

[0005]

SUMMARY OF THE INVENTION In order to solve the above-mentioned problems of the prior art and achieve the above-mentioned object, a steering switch function allocating device of the present invention is provided on a steering wheel of a vehicle, and is provided for a vehicle-mounted device. A plurality of steering switches for instructing control, first storage means for storing a plurality of steering switch function codes for defining the functions of the steering switches, and selection according to a selection operation of the steering switch function codes to be assigned to the steering switches Selecting means for generating a signal, function allocating means for allocating a steering switch function code corresponding to the selection signal to the steering switch, and second storage for storing a result of allocating the steering switch function code to the steering switch Means.

In the steering switch function allocating device of the present invention, the user operates the selecting means to select a steering switch function code corresponding to the function to be allocated to the steering switch, and outputs a selection signal to the function allocating means. Is done. And in the function allocation means,
The selected steering switch function code is assigned to the steering switch indicated by the selection signal. This allocation result is stored in the second storage means. Thereafter, when the steering switch is pressed, the second
A control signal is output to the corresponding vehicle-mounted device based on the result of the assignment of the steering switch function code stored in the storage means.

In the steering switch function allocating device of the present invention, preferably, when the steering switch is depressed, the function of the depressed steering switch is determined from the allocation result stored in the second storage means. There is further provided control means for specifying and outputting a predetermined control signal to the vehicle-mounted device corresponding to the specified function.

Further, in the steering switch function allocating device according to the present invention, preferably, the plurality of steering switches are divided into a plurality of groups, and the steering switch function codes are assigned to the steering switches in units of the groups. Specify the function.

[0009] The steering switch function allocating apparatus of the present invention preferably further comprises a display means for displaying a steering switch function diagram.

In the steering switch function allocating device according to the present invention, preferably, when the display means detects that the steering switch is turned on, the steering switch function diagram that specifies the turned on steering switch is preferably used. Is a head-up display that displays.

Further, according to the steering switch function allocating method of the present invention, a steering switch function code corresponding to a selection operation among a plurality of steering switch function codes defining the function of the steering switch is provided on a vehicle steering wheel. Allocated to a plurality of steering switches for instructing control of the device, and when the steering switch is depressed, the function of the depressed steering switch is specified from the allocated steering switch function code and corresponds to the specified function. And outputting a predetermined control signal to the vehicle-mounted device.

[0012]

DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, a vehicle-mounted system according to an embodiment of the present invention will be described. First Embodiment FIG. 1 is an external view of a vehicle in which a vehicle mounting system 1 according to the present embodiment is mounted. As shown in FIG. 1, steering switches 3 and 4 are disposed at symmetrical positions on the steering wheel 2 of the driver's seat in a vehicle on which the vehicle-mounted system 1 is mounted. The steering switch groups 3 and 4 are arranged, for example, at positions where the driver can hold down the steering wheel 2 and press a button with a thumb or the like. Each of the steering switch groups 3 and 4 has a unique function, and as described later, the user can set those functions in advance. Steering switch group 3,
For example, there is a possibility of changing the frequency, such as the temperature of the air conditioner, the air volume, the wind direction, or the volume of the speaker, while the vehicle is running, and which does not impair the safety of the vehicle. Adjustment function is assigned.

An instrument panel display 5, which is a liquid crystal display, is provided in front of the steering wheel 2.
A center cluster display 6, which is also a liquid crystal display, is provided in front of the driver's seat and the passenger's seat. In the vicinity of the center cluster display 6,
An operation switch group 8 is provided. A liquid crystal display 7 for a rear seat is disposed behind the center cluster display 6.

The glove box 11 in front of the passenger seat
Inside, a connector to which the portable personal computer 12 can be attached is provided. In addition, an infrared light receiving unit 10 for infrared communication is provided on the ceiling, and receives infrared light according to the operation of the wireless keyboard 9 by the user. The windshield in front of the driver's seat has a head-up display (HU
A combiner 13 for D) is formed. Further, between the driver's seat and the passenger's seat, a mobile phone holder 15 having a connector for connecting to a connector of the mobile phone 14 is provided.

FIG. 2 is a partial configuration diagram of a signal processing system of the vehicle-mounted system 1. As shown in FIG. 2, in this signal processing system, the steering switch groups 3 and 4, the center cluster PC21, the instrument panel PC22, and the signal generator / signal processor on the body side are electrically connected via the vehicle I / F23. It is connected to the. The vehicle I / F 23, the center cluster PC21, the instrument panel PC22, and the signal generator / signal processor on the body side are connected via a multiplex communication line. For example, PALMNET (trademark) is used as the multiplex communication line.

The user operates the steering switches 3a,
The operation signal S2 corresponding to the operation of 3b, 3c, 4a, 4b, 4c is transmitted to the center cluster P via the vehicle I / F23.
It is output to C21 and the instrument panel PC22. The center cluster PC 21 is, for example, an operation switch group 8
In response to the operation signal S8, the CPU 11 selects or creates image data of an image to be displayed on the center cluster display 6, and outputs the image data S21a to the center cluster display 6. The center cluster display 6 displays image data S2 from the center cluster PC 21.
An image corresponding to 1a is displayed.

Here, the center cluster display 6
Has a menu image displayed as an initial image.
In response to the selection operation of the operation switch group 8 by the user, for example, a navigation image, an image from a predetermined information center, an image related to FM / AM radio broadcasting, a TV image,
An image related to the CD / TAPE operation, an image related to the air conditioner process, an image related to a change in the function of the steering switch groups 3 and 4, and the like are displayed.

The center cluster PC 21 has steering switch assignment software 25. The steering switch assignment software 25 has a plurality of different assignment code tables. In each of the assignment code tables, the steering switches 3a, 3b, 3c, 4a, 4b,
4c is specified. Which allocation code table to use from among the plurality of allocation code tables is determined, for example, by operating the operation switch group 8 by the user. As the allocation code table, for example, a table relating to adjustment of the temperature of the air conditioner, the air volume, the wind direction, the volume of the speaker, and the like is prepared.

For example, when the user operates the operation switch group 8 to switch to the function change mode of the steering switch groups 3 and 4, the center cluster display 6 displays a function assignment change screen shown in FIG. . Next, the user operates the operation switch group 8 to select one of the assignment changes 30 and 31 shown in FIG. Here, the assignment change 30 indicates a function change of the steering switch group 3, and the assignment change 31 indicates a function change of the steering switch group 4. The user changes the assignment 3 shown in FIG.
When 1, the function change of the steering switch group 4 is selected, a function selection screen shown in FIG. 4 is displayed according to the type of the allocation code table. As shown in FIG. 4, on this function selection screen, the temperature adjustment 4
Adjustment functions such as 0, air volume 41, wind direction 42, and speaker volume 43 can be selected.

After the functions are assigned, the center cluster PC 21 transmits an operation signal S23a corresponding to the operation signal S2 from the steering switch groups 3 and 4 to the vehicle I / F 23.
, The function of the steering switch pressed by the user is specified from the allocation code table of the steering switch allocation software 25, and a control signal S21b corresponding to the function is output to the control target via the vehicle I / F23.

The instrument panel PC 22 inputs an operation signal S23b corresponding to the operation of the operation switch 8 by the user via the center cluster PC 21 and the vehicle I / F 23, and sends the operation signal S23b to the instrument panel display 5 or the head-up display (HUD) 24. Select or create image data of the screen to be displayed, and select the image data S22
a and S22b are output to the instrument panel display 5 or the head-up display 24, respectively. The instrument panel display 5 and the head-up display 24 display image data S22a and S22b, respectively.
The image corresponding to is displayed.

When the vehicle is running, for example, as shown in FIG.
In accordance with 22a, information such as a speedometer, a fuel remaining amount, and an engine temperature, which graphically represent information required by the driver when the vehicle is running, is displayed. The speed, fuel, engine temperature, and the like are detected by on-vehicle devices such as sensors provided at various positions of the vehicle, and the detection results are output to the vehicle
/ F23 to the instrument panel PC22,
This is reflected on the image data S22a in the instrument panel PC22.

The head-up display 24 displays information relating to a speedometer and a depressed steering switch in accordance with the image data S22b. FIG.
3 is a configuration diagram of the head-up display 24. As shown in FIG. 6, the head-up display 24 includes an optical combiner 13 provided on a front window shield glass 50, an imaging lens 51, a reflecting mirror 52, and a collimator lens system / CRT 53. In the head-up display 24, the instrument panel PC2
2 from the collimator lens system C
The display light image is converted at RT53 into a display light image, and this display light image S
The light 53 is reflected by the reflecting mirror 52, condensed on the combiner 13 by the imaging lens 51, and displays a virtual image of the display light image in front of the vehicle as viewed from the driver.

The instrument panel PC22 is a steering switch assignment software 2 for the center cluster PC21.
5 and inputs the operation signal S23b corresponding to the operation signal S2 from the steering switch groups 3 and 4, the pressed steering switch is specified from the allocation code table, and the pressed steering switch is identified. The image data S22b of the image related to the functions of the steering switch groups 3, 4 including the display highlighted by coloring or the like is selected or generated. At this time, the image shown in FIG. 7 is displayed on the head-up display 24 according to the image data S22b.

Hereinafter, the function setting of the steering switch groups 3 and 4 will be described with a specific example. [Calling of Pre-registered Settings by Driver] For example, the steering switch allocation software 25 includes an allocation code table 71 shown in FIG.
An allocation code table 72 shown in (B) is provided. Here, for example, when the user A is a driver, for example, the user A operates the operation switch group 8 to specify the user A, and the operation signal S6 is output to the center cluster PC 21. Center cluster PC2
In step 1, the allocation code table 71 shown in FIG. 8A is selected based on the operation signal S6. When the allocation code table 71 is thus selected, the steering switches 3a, 3b, 3c of the steering switch group 3 are selected.
The functions of “Temperature UP” and “A / C ON
/ OFF "and" Temperature DOWN ". The functions of the steering switches 4a, 4b, and 4c of the steering switch group 4 include “air volume U
"P", "R / F" and "air volume DOWN" are assigned.

When the driver's instep pushes down the steering switch 3c while the vehicle is running, for example, 8 shown in FIG.
The bit operation signal S2 is output to the center cluster PC 21 via the vehicle I / F 23 as an operation signal S23a. When this operation signal S23a is input, the center cluster PC 21 refers to the allocation code table 71 shown in FIG.
Is pressed to detect that this switch indicates "temperature DOWN". Then, the center cluster PC 21
A control signal S23c indicating that the temperature is to be reduced is output to the air conditioner via the vehicle I / F23. As a result, the air conditioner performs an operation of lowering the temperature.

When the driver's instep pushes the steering switch 3c, the 8-bit operation signal S shown in FIG.
2 is output to the instrument panel PC22 as an operation signal S23b via the vehicle I / F23. In the instrument panel PC22, when the operation signal S23b is input, the allocation code table 71 shown in FIG. 8A of the center cluster PC21 is input from the vehicle I / F23, the steering switch 3c is pressed, and this switch is set to “temperature D”.
"OWN" is detected. Then, the instrument panel PC 22 outputs the image data S22b to the head-up display 24, and as shown in FIG.
An image 75 indicating the function of the steering switch groups 3 and 4 is displayed in which a portion corresponding to “OWN” is colored in a predetermined manner.

On the other hand, when the user B is a driver, for example, the user B operates the operation switch group 8 to specify the user B, and the operation signal S6 is output to the center cluster PC 21. Center cluster P
In C21, the allocation code 72 shown in FIG. 8B is selected based on the operation signal S6. Hereinafter, the same processing as when the above-described allocation code 71 is selected is performed. In this case, when the driver B presses the steering switch 3c, for example, while the vehicle is running, 8 shown in FIG.
The bit operation signal S2 is output to the center cluster PC 21 via the vehicle I / F 23 as an operation signal S23a. When the operation signal S23a is input, the center cluster PC 21 refers to the allocation code 72 shown in FIG. 8B, depresses the steering switch 3c, and determines that the switch indicates the "wind direction". Then, the center cluster PC 21 outputs, via the vehicle I / F 23, a control signal S23c indicating that the wind direction is to be changed to a drive unit that drives the wind direction of the air conditioner. Thereby, the drive unit changes the wind direction of the air conditioner. Further, on the head-up display 24, an image indicating the function of the steering switch groups 3 and 4, in which a portion corresponding to the “wind direction” is colored in a predetermined manner, is displayed.

[Change of Function of Steering Switch] For example, the driver operates the operation switch group 8 shown in FIGS.
Is operated to switch the processing of the center cluster PC 21 to the function assignment change mode of the steering switch groups 3 and 4, the center cluster display 6 displays FIG.
The function assignment change screen shown in is displayed. At this time, as shown in FIG. 3, the functions of the steering switches 3a, 3b, 3c of the steering switch group 3 are "temperature UP", "A / CON / OFF", and "temperature DO", respectively.
WN "is assigned. The functions of the steering switches 4a, 4b, 4c of the steering switch group 4 include "front", "circulating outside air",
"Wind direction" is assigned. Next, when the driver selects, for example, the allocation change 31, that is, the function change of the steering switch group 4, a function selection screen corresponding to the type of the allocation code table shown in FIG. 4 is displayed.
Then, when the driver operates the operation switch group 8 and selects the function 43, the functions of the steering switches 4a, 4b, and 4c of the steering switch group 4 are changed from “front”, “circulating outside air”, and “wind direction” respectively. Volume U
P ”,“ FM → AM → CD ”, and“ volume DOWN ”.

As described above, the vehicle mounted system 1
According to this, the functions of the steering switch groups 3 and 4 can be freely set by the user. Therefore, the user can assign a favorite function to the steering switch groups 3 and 4, and the convenience of the steering switch groups 3 and 4 can be further improved. According to the vehicle-mounted system 1, an image indicating the function of the pressed switch is displayed on the head-up display 24 for a certain period of time after the steering switch is pressed, as shown in FIG. This is convenient for the user to check the functions when the functions assigned to the steering switch groups 3 and 4 are forgotten. Furthermore, since the head-up display 24 is located in the vicinity of the visibility range of the driver while the vehicle is running, it does not hinder driving safety.

The present invention is not limited to the above embodiment. For example, the positions of the steering switch groups 3 and 4 on the steering 2 are not limited to the positions shown in FIG. However, it is preferable to dispose it at a position where the driver can operate it while holding the steering wheel 2. Further, the number of steering switch groups 3 and 4 and the number of steering switches are also arbitrary. This number is preferably determined in consideration of the number of functions required to be provided and operability.

The type of allocation code table provided in the steering switch allocation software 25 is also arbitrary. The display screens of the center cluster display 6, the instrument panel display 5, and the head-up display 24 are not limited to those described above. For example, in the above-described embodiment, when the driver operates the steering switch groups 3 and 4, the image shown in FIG. 7 is displayed on the head-up display 24 for a while, but the example shown in FIG. As described above, an image in which the pressed steering switch is highlighted by coloring or the like may be displayed on the instrument panel display 5. Note that at least one of the image of the head-up display 24 shown in FIG. 7 and the instrument panel display 5 shown in FIG. 11 may be always displayed.

The setting screen displayed on the center cluster display 6 when the functions of the steering switch groups 3 and 4 are set is not limited to those shown in FIGS.

Further, in the above-described embodiment, the case where the center cluster PC 21 and the instrument panel PC 22 are separately provided has been exemplified. However, the present invention may be configured such that a single PC has both functions. Good.

Further, in the above-described embodiment, a liquid crystal display is exemplified as the instrument panel display 5 and the center cluster display 6, but the CRT is used.
(Cathode Ray Tube) may be used.

Second Embodiment In addition to the functions of the above-described vehicle-mounted system 1 according to the first embodiment, the vehicle-mounted system according to the present embodiment further includes the functions shown in FIG.
The customization function of the instrument panel display 5 and the head-up display 24 shown in FIG.
Therefore, the vehicle-mounted system according to the present embodiment is similarly provided with the in-vehicle equipment shown in FIG. 1 and the signal processing system shown in FIG.

The instrument panel PC 22 is provided with a plurality of different instrument panel image data.
To determine. The instrument panel image data includes, for example, standard instrument panel image data for displaying the standard instrument panel image 45 shown in FIG. 5, switch function display instrument panel image data for displaying the steering switch function display instrument panel image 76 shown in FIG. 11, and digital data shown in FIG. Digital instrument panel image data for displaying the instrument panel image 80 and instrument panel image data for the elderly displaying the instrument panel image 81 for the elderly are prepared.

In the standard instrument panel image 45, as shown in FIG. 5, a speed meter and a tachometer in an analog display format are symmetrically arranged, and a fuel remaining amount and an engine temperature are displayed below the speed meter and the tachometer in an analog display format. In addition, right and left turn signal indicators are arranged at the upper right end and the upper left end of the image.

In the steering switch function display instrument panel image 76, as shown in FIG. 11, an image of the steering switch function is displayed on the right side of the image. For example, the image of the steering switch function may be always displayed irrespective of the depression of the steering switch, or may be displayed only for a certain time after the depression of the steering switch.

As shown in FIG. 12, the digital instrument panel image 80 has a digital display type speed meter disposed at the right end of the image, and changes the color in the center of the image in accordance with the increase in speed and engine speed. The speedometer and the tachometer are arranged such that the colored area increases rightward. Further, a fuel warning display and an engine temperature warning display are arranged at the left end of the image.

In the instrument panel image 81 for the elderly, FIG.
As shown in (1), a speed meter in an analog display format is displayed large in the center of the image, and right and left blinkers are displayed large in the upper right end and the upper left end of the image. Further, the remaining fuel amount and the engine temperature are displayed in an analog display format at the left end of the image.

The instrument panel PC 22 normally outputs the standard instrument panel image data S 22 a to the instrument panel display 5 to display the standard instrument panel image 45. For example, when the instrument panel PC 22 receives the instrument panel image change signal S23b in response to the operation of the operation switch group 8 by the user, the instrument panel image change signal S23b.
Selecting the instrument panel image data indicated by 23b,
Output to the instrument panel display 5.

The instrument panel PC 22 has a plurality of different HUD image data, and the user operates the operation switch group 8 to determine which HUD image data to use, for example. As the HUD image data, for example, the first H that displays the HUD image 75 shown in FIG.
The UD image data and the second HUD image data for displaying the HUD image 82 shown in FIG. 14 are prepared.

Here, as shown in FIG. 10, the HUD image 75 is a steering switch in which a portion corresponding to the steering switch pressed by the driver (here, the switch of “temperature DOWN”) is colored in a predetermined manner. It is an image which displays the functions of groups 3 and 4. Also, HUD
The image 82 is an image in which the traveling speed is digitally displayed in addition to the display of the functions of the steering switch groups 3 and 4.

For example, when the switches of the steering switch groups 3 and 4 are depressed by the driver, the instrument panel PC 22
The first HUD image data is transferred to the head-up display 2
4 and the HUD image 75 shown in FIG. 10 is displayed.

The procedure for changing the display screen of the instrument panel display 5 will be described below. In the instrument panel PC22, as instrument panel image data, for example,
The standard instrument panel image data for displaying the standard instrument panel image 45 shown in FIG. 5, the steering switch function display instrument panel image data for displaying the steering switch function display image 76 shown in FIG. 11, and the digital instrument panel for displaying the digital instrument panel image 80 shown in FIG. An instrument panel image data for the elderly which displays the image data and the instrument panel image 81 for the elderly is prepared. Here, for example, when the elderly person is a driver, the driver operates the operation switch group 8 to select the instrument panel image data for the elderly person, and the operation signal S23b is output to the instrument panel PC22. The center cluster PC 21 selects instrument panel image data for the elderly based on the operation signal S21a. As described above, when the instrument panel image data for the elderly is selected in the instrument panel PC 22, FIG.
Is displayed on the instrument panel display 5.

The display screen of the head-up display 24 is selected similarly to the case of the instrument panel display 5. That is, for example, the driver performs the HUD image change operation using the operation switch group 8. The instrument panel PC2 outputs H according to the driver's HUD image change operation.
When the UD image change signal S23b is input, the HUD image 75 or the HUD image 82 indicated by the HUD image change signal S23b is selected, and when the steering switch groups 3 and 4 are pressed, the selected HUD image data is displayed on the instrument panel. Output to the meter display 5.

As described above, according to the vehicle-mounted system of this embodiment, the display contents of the instrument panel display 5 and the head-up display 24 can be changed according to the driver's preference. Therefore, for example, as shown in FIG. 13, for an elderly person or the like, it is also possible to display a large speed meter to increase attention to speed and enhance driving safety.

The present invention is not limited to the embodiment described above. For example, in the above-described embodiment, as the display image of the instrument panel display 5, FIGS.
7 and FIG. 14 as the display images of the head-up display 24, various contents can be prepared according to the needs of the driver.

When the driver operates the operation switch group 8 to identify himself / herself, the instrument panel PC 22 displays the instrument panel image and the HUD corresponding to the driver.
The image may be displayed automatically.

Further, according to the present invention, for example, instrument panel image data corresponding to each of a plurality of drivers is prepared in the instrument panel PC 22 and the driver operates the operation switch 8.
May be operated to output the instrument panel image data linked to the driver name to the instrument panel display 5.

[0052]

As described above, according to the steering switch function allocating apparatus and method of the present invention, a function according to the driver's preference can be freely allocated to the steering switch. Further, according to the steering switch function allocating device of the present invention, when the steering switch is pressed, the function diagram specifying the pressed steering switch is displayed on the head-up display, so that the driver can accurately determine the function of the steering switch. Can be grasped.

[Brief description of the drawings]

FIG. 1 is an external view of a vehicle in which a vehicle mounting system according to an embodiment of the present invention is mounted.

FIG. 2 is a partial configuration diagram of a signal processing system of the vehicle-mounted system shown in FIG. 1;

FIG. 3 is a diagram for explaining an image on the center cluster display shown in FIG. 1 when a steering switch function assignment is changed.

FIG. 4 is a diagram for explaining an image on the center cluster display shown in FIG. 1 when a steering switch function assignment is changed.

FIG. 5 is a diagram for explaining a standard instrument panel image.

FIG. 6 is a configuration diagram of a head-up display.

FIG. 7 is a diagram for explaining a display image on a head-up display.

FIG. 8 is a diagram for explaining an example of an allocation code table.

FIG. 9 is a diagram for explaining an operation signal from an operation switch group.

FIG. 10 is a diagram for explaining an image on a head-up display when a steering switch is pressed for a “temperature DOWN” function.

FIG. 11 is a diagram for explaining an image on the instrument panel display when the steering switch is pressed.

FIG. 12 is a diagram for explaining a digital instrument panel image displayed on the instrument panel display.

FIG. 13 is a diagram for explaining an instrument panel image for the elderly displayed on the instrument panel display.

FIG. 14 is a diagram for explaining another image displayed on the head-up display.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 ... Vehicle mounting system, 2 ... Steering, 3, 4 ... Steering switch group, 5 ... Instrument panel display, 6 ... Center cluster display, 7 ... Display, 8 ... Operation switch group, 9 ... Wireless keyboard, 10
... Infrared ray receiving section, 11 ... Glove box, 12 ... Portable personal computer, 13 ... Combiner, 14 ... Mobile phone, 15
... Mobile phone holder, 21 ... Center cluster PC, 22
... Impanemeter PC, 23 ... Vehicle I / F, 24 ... Head-up display, 50 ... Front window shield glass, 51 ... Imaging lens, 52 ... Reflector, 53 ...
Collimator lens system / CRT

Continued on the front page (51) Int.Cl. ⁶ Identification code FI H01H 25/00 H01H 25/00 E

Claims (7)

[Claims] 1. A plurality of steering switches provided on a steering wheel of a vehicle for instructing control of on-vehicle equipment, a first storage unit for storing a plurality of steering switch function codes defining functions of the steering switches, Selecting means for generating a selection signal according to a selection operation of the steering switch function code assigned to a steering switch; function assignment means for assigning a steering switch function code corresponding to the selection signal to the steering switch; And a second storage means for storing a result of the assignment of the steering switch function code. 2. When the steering switch is depressed, a function of the depressed steering switch is specified from an assignment result stored in the second storage means, and the vehicle mounted corresponding to the specified function is specified. The steering switch function allocating device according to claim 1, further comprising a control unit that outputs a predetermined control signal to the device. 3. The steering switch according to claim 1, wherein the plurality of steering switches are divided into a plurality of groups, and the steering switch function code defines a function of the steering switch in a unit of the group. Steering switch function allocation device. 4. The steering switch function allocating apparatus according to claim 1, further comprising a display means for displaying a steering switch function diagram. 5. The head-up display according to claim 4, wherein, when detecting that the steering switch is turned on, the display means displays a steering switch function diagram specifying the turned-on steering switch. Steering switch function allocation device. 6. A method according to claim 1, wherein said selecting means generates a driver specifying signal in accordance with an operation for specifying a driver, said second storage means stores respective allocation results for a plurality of drivers, The means selects the allocation result corresponding to a driver based on the driver specifying signal, and outputs a predetermined control signal to the vehicle-mounted device based on the selected allocation result. The steering switch function allocating device according to any one of the above. 7. A plurality of steering switch functions provided in a steering of a vehicle and instructing control of a device mounted on a vehicle, wherein the steering switch function code corresponding to a selection operation is selected from a plurality of steering switch function codes defining a function of the steering switch. When the steering switch is depressed, a function of the depressed steering switch is specified from the allocated steering switch function code, and a predetermined control signal is transmitted to the vehicle-mounted device corresponding to the specified function. Output method of steering switch function.