KR100852048B1 - Display system for steering wheel of vehicle - Google Patents

Abstract

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a display system for displaying various information of a vehicle on an outer circumference of a vehicle steering wheel. More particularly, the present invention relates to a display device for receiving and displaying light emitted from a vehicle body at a steering wheel. The present invention relates to a display system for a steering wheel of a vehicle, which is capable of always displaying an accurate mark on an upper part or any part of a steering wheel having the highest visibility.

To this end, the present invention includes vehicle information acquisition means for acquiring vehicle information; Irradiation means installed in a steering column; Irradiation light display means disposed on an outer circumference of the steering wheel; And display control means for controlling the content, timing, range, and / or display speed of the survey display based on the vehicle information acquired by the vehicle information acquisition means, and the irradiation means being influenced by the rotation of the steering wheel. By providing an illumination display on the steering column, the display system for a steering wheel of an automobile is characterized in that it can always be displayed on the top and / or any part of the steering wheel irrespective of the steering angle of the steering wheel.

Steering wheel, irradiation means, irradiation light display means, vehicle information acquisition means, display control means

Description

Display system for steering wheel of vehicle

1 is a block diagram showing a display system for a steering wheel of a vehicle according to the present invention,

Figure 2 is a schematic diagram illustrating a position where the irradiation means is installed in the display system for the steering wheel of the vehicle according to the invention,

3 is a schematic view illustrating a position where the irradiation light display means is installed in the display system for the steering wheel of the vehicle according to the present invention;

4 is a schematic view illustrating that the position irradiated to the irradiation light indicating means by the irradiation means of the display system for the steering wheel of the vehicle according to the present invention is always the upper end of the steering wheel;

5 is a schematic view illustrating that the irradiation direction of the irradiating means in the display system for steering wheel display of the vehicle according to the present invention always faces the upper end of the steering wheel even when the steering position adjusting mechanism is adjusted;

6 is a schematic view for explaining the content displayed on the irradiation light display means of the display system for the steering wheel of the vehicle according to the present invention;

7 is a schematic view for explaining various installation examples of the irradiation light display means of the display system for steering wheel of the vehicle according to the present invention;

8 is a schematic view illustrating an example of installation that can prevent glare by means of irradiating means to the driver's eyes during configuration of a display system for a steering wheel of a vehicle according to the present invention;

Figure 9 is a schematic diagram illustrating another installation example that can prevent glare by the irradiating means to the driver's eyes of the display system for the steering wheel of the vehicle according to the present invention.

<Explanation of symbols for the main parts of the drawings>

10: steering wheel 12: steering column

14: irradiation means 16: irradiation light display means

18: display control means 20: lane keeping device

22: lane departure warning device 24: parking assist device

26: navigation device 28: instrument panel control

30: light transmitting member

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a display system for displaying various information of a vehicle on an outer circumference of a vehicle steering wheel. More particularly, the present invention relates to a display device for receiving and displaying light emitted from a vehicle body at a steering wheel. The present invention relates to a display system for a steering wheel of a vehicle, which is capable of always displaying an accurate mark on an upper part or any part of a steering wheel having the highest visibility.

As a display device for a driver's steering wheel, Japanese Patent Application Laid-Open No. 2004-148911 has a technology in which a plurality of light emitting diodes are arranged on the outer circumference of the steering wheel, and Japanese Patent Application Laid-Open No. 2003-341524 has a technology in which a display device is disposed at the upper and lower center positions of the steering wheel. Japanese Patent Laid-Open No. 2005-88792 discloses a technique in which a display device longer than the size of a hand is disposed on the outer circumference of the steering wheel.

However, the prior art disclosed in these publications has the following problems.

First, when the driver is displayed while operating the steering wheel, the display portion is not in the upper position of the steering wheel, and good visibility cannot be obtained.

Second, when the driver operates the steering wheel more than half a turn, there is a possibility that the direction indicated by the display is displayed as the left and right reversed position when viewed by the driver, which may cause misunderstanding.

SUMMARY OF THE INVENTION In view of the above, the present invention has been made in an effort to provide a display device for receiving and displaying light emitted from a vehicle body at a steering wheel, and may be applied to a steering wheel having the highest visibility or any portion regardless of an actual steering wheel steering angle. It is an object of the present invention to provide a display system for a steering wheel of an automobile so that accurate display is always possible.

The present invention for achieving the above object is a vehicle information acquisition means for acquiring vehicle information; Irradiation means installed in a steering column; Irradiation light display means disposed on an outer circumference of the steering wheel; And display control means for controlling the content, timing, range, and / or display speed of the survey display based on the vehicle information acquired by the vehicle information acquisition means, and the irradiation means being influenced by the rotation of the steering wheel. By providing an illumination display on the steering column, the display system for a steering wheel of an automobile is characterized in that it can always be displayed on the top and / or any part of the steering wheel irrespective of the steering angle of the steering wheel.

In a preferred embodiment, the irradiation means is installed in a steering column which is not affected by the rotation of the steering wheel, and the irradiation means when adjusting the angle or length of the steering wheel by the steering position adjustment (tilt and / or telescopic) mechanism, By moving in conjunction with the steering wheel, it is characterized in that the optical axis adjustment of the irradiation means can be excluded.

In another preferred embodiment, the irradiating means is characterized by irradiating the top position and / or any position or range of the steering wheel.

In another preferred embodiment, the irradiating means is any one selected from among one or a plurality of laser diodes, high brightness light emitting diodes, and / or an indicator by a high brightness thin panel.

In another preferred embodiment, the irradiating light display means comprises: a light steering member having a whole cross section of the steering wheel, a light transmitting member installed in a section crossing the steering wheel in a straight line, and a curve crossing the steering wheel in a curved line. Any one selected from a light transmitting member provided in the section, a light transmitting member provided on the inner circumferential surface of the steering wheel, a double forming of the steering wheel and a light transmitting member disposed therebetween. It is characterized in that it is installed in the range of left and right symmetry around the position.

In another preferred embodiment, the contents displayed on the irradiation light display means are the steering direction and / or the steering amount or the steering time to be operated by the driver, and the contents are the display range and / or the display of the irradiation light display means. It is characterized by being displayed as the speed is changed.

In another preferred embodiment, the vehicle information acquiring means includes a lane keeping device, a lane departure warning device, a parking assist device, a navigation device, and an instrument panel control device connected to the display control means so as to exchange signals. Characterized in that it comprises a.

In another preferred embodiment, the irradiation light display means is provided from the vehicle information acquisition means and controlled by the display control means such as various warning signs, vehicle speed, engine speed, power meter, eco-meter, etc. It characterized by displaying.

In another preferred embodiment, the display control means changes the display range and / or the display speed of the irradiation light display means based on a result of comparison with at least one reference value already input.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.

The present invention relates to a display device and method for displaying various information of a vehicle on the outer periphery of a steering wheel for a vehicle, the display content of which is to target the direction and steering amount or steering time to be steered by the driver, and also maintains lanes. Device, Lane Deviation Warning Device, Parking Assistance Device, Navigation Device, Vehicle Condition (Various Warning Display, Vehicle Speed, Power Meter, Eco-meter) Displayed, Laser Diode, High brightness LEDs and high brightness thin panels (VFD, PDP, OLED) are targeted.

1 is a block diagram showing a display system for a steering wheel of a vehicle according to the present invention.

The display system according to the present invention includes vehicle information acquisition means for acquiring vehicle information, irradiation means 14 provided on the steering column 12, irradiation light display means 16 provided on the outer periphery of the steering wheel 10, and And display control means 18 for controlling the content, timing, range, and / or display speed of the survey display based on the vehicle information acquired by the vehicle information acquisition means.

The vehicle information acquiring means includes a lane keeping device 20, a lane departure warning device 22, a parking assist device 24, a navigation device 26, and an instrument panel connected to the display control means 18 so as to exchange signals. Instrument panel control 28 for controlling information.

2 is a schematic view illustrating a position where the irradiation means is installed in the display system for the steering wheel of the vehicle according to the present invention.

As shown in FIG. 2, the irradiating means 14 is installed in the steering column 12 which is not affected by the steering wheel 10 rotation, and the irradiating direction is directed toward the uppermost end of the steering wheel 10.

That is, the light irradiated from the irradiating means 14 is received by the irradiated light display means 16 installed on all or part of the outer circumference of the steering wheel 10, and is always displayed regardless of the steering situation of the driver. ) Or at any location (desired location).

The irradiating means 14 may use any one selected from among one or a plurality of laser diodes, a high brightness light emitting diode, and / or an indicator of a high brightness thin panel.

The irradiation light display means 16 is installed on all or part of the outer circumference of the steering wheel 10, and as shown in FIG. 4, the irradiation means (at the time of neutral steering, left steering, and right steering of the steering wheel 10) 14 always irradiates the upper part of the steering wheel 10, and the display of the irradiation light display means 16 is always made at the upper part of the steering wheel 10.

On the other hand, as shown in Figure 7, the irradiation light display means may be installed in various forms on the steering wheel.

More specifically, the irradiation light display means 16 is that the entire cross section of the steering wheel 10 is composed of the light transmitting member 30 (see FIG. 7A), the steering wheel 10 in a straight line The light-transmitting member 30 is provided in the section to be cut (refer to FIG. 7 (b)), and the light-transmitting member 30 is provided in the section crossing the steering wheel 10 in a curved line (see FIG. c)), the light transmitting member 30 provided on the inner circumferential surface of the steering wheel 10 (see Fig. 7 (d)), while forming the steering wheel 10 in a double, and the light transmitting member therebetween It may be installed to any one selected from 30 (see Fig. 7 (e)).

In particular, the irradiation light display means 16 is preferably installed in the symmetrical range around the top position of the steering wheel 10 to ensure visibility.

As a specific method of widening the display range of the irradiation light, a method of controlling the optical axis of the light source output from the irradiation means by using a movable lens or the like, a method of controlling the optical axis by operating the irradiation means itself, and using a plurality of irradiation means installed to be different optical axes in advance The method can be applied.

5 is a schematic diagram illustrating that the irradiation direction of the irradiation means in the display system for steering wheel display of the vehicle according to the present invention always faces the upper end of the steering wheel even when the steering position adjusting mechanism is adjusted.

As shown in FIG. 5, the irradiating means 14 is installed in the steering column 12 which is not affected by the rotation of the steering wheel 10, thereby providing a steering position adjusting mechanism (for example, the steering wheel 10). When the angle or length of the steering wheel 10 is adjusted by the tilt mechanism for angle adjustment and / or the telescopic mechanism for length adjustment, the irradiation means 14 is moved in conjunction with the steering wheel 10 so as to The optical axis adjustment of the means 14 can be ruled out.

As an example of a system configuration that can implement the present invention, as shown in FIG. 5, a laser diode, a light emitting diode, or a thin panel represented by an organic EL, VFD, or PDP is disposed on a steering column 12. (14), the irradiation light display means (16) arranged on the outer circumference of the steering wheel (10) to receive and display the light emitted from the irradiation means (14), the lane keeping device (20), and the lane departure warning device (22). And display control means (18) for determining the content and timing of the display based on information received from the parking assist device (24), the navigation device (26), and other vehicle information acquisition devices.

The display control means 18 acquires information to be displayed from various vehicle devices connected to the signal lines of the vehicle, and determines the display contents and the appropriate time for displaying.

The irradiation means which receives the information from the display control means 18 converts the display contents into irradiation light and then irradiates the irradiation light display means 16.

The irradiation light display means 16 receives the irradiation light, projects the light source or the image, and provides information to the driver.

According to the present invention, regardless of the steering situation of the driver, the information can be displayed at any position upstream or arbitrary position of the steering wheel with good visibility, so that no steering angle sensor or display unit calculation means is required, and thus a simple system configuration. Can be realized.

In addition, the area where information is actually displayed extends to the outer circumferential light range of the steering wheel according to the steering situation. Since the display device is used only for the irradiation means installed in the steering column, it can be realized at low cost.

In addition, since electrical components are not required in the rotating parts such as the steering wheel, it is also very excellent in terms of workability when installing the vehicle equipment.

In addition, the information displayed on the irradiation light display means 16, as shown in the accompanying Figure 6, the driver's next operation information, as well as various warning signs, vehicle speed information, engine speed information and power meter or Investigate and display vehicle status such as eco-meter.

In addition, by using the display device which can perform color irradiation display for the said irradiation light display means 16, the color according to a situation can be utilized.

The irradiation light display means 16 needs to guide the light from the rear to the front because the light emitted from the irradiation means 14 is irradiated behind the steering wheel when the driver sees it.

Therefore, as the structural example of the irradiation light display means 16, as described above, the light transmitting member 30 is used for the entire steering wheel 10 (FIG. 7A), or the steering wheel which is the optical path of the irradiation light. (10) Only a part of the cross section uses the light transmitting member 30 ((b) and (c) of FIG. 7), or installs the light transmitting member 30 in the inner circumference of the steering wheel 10 (FIG. 7). (D)), and the method of installing the light transmitting member 30 between them with the steering wheel 10 doubled (Fig. 7 (e)) can be adopted.

On the other hand, as shown in Figure 8 attached to the irradiation means 14 to reduce the confusion caused by the incoming light from the irradiation light in the driver's eyes, that is, the driver due to the influence of light diffused from the irradiation light It is installed on the driver side of the entire length of the steering column 12, that is, at the tip of the steering column 12 in order to reduce the ulterior power as much as possible, thereby preventing the irradiation light of the irradiation means directly irradiated to the driver's eyes. have.

In addition, as shown in FIG. 9, in order to reduce the confusion caused by the diffused light from the irradiated light in the driver's eye, the irradiated light 14 is installed at the installation portion of the steering column 12. In order to reduce the driver's distress caused by the influence of the diffused light as much as possible, a protective wall 32 is formed on the driver's side, i.e., in front of the irradiation means 14, or a groove (on the steering column 12). 34 is formed so that the irradiating means 14 is installed in the groove 34.

As seen above, the display system for a steering wheel of a vehicle according to the present invention provides the following effects.

1) By displaying information on the outer circumference of the steering wheel, it is possible to provide information in a place where the driver's visibility is good.

2) Even when the driver rotates the steering wheel when driving on a driving path such as a curve, the display position is always at the top of the steering wheel or any desired position, which provides good visibility.

3) By displaying the information by irradiation, it is not necessary to use the steering angle sensor or the calculation means to display at any position irrespective of the steering wheel steering, so a simple and inexpensive system can be realized.

4) Even when adjusting the position of the steering wheel, there is an advantage that the optical axis of the irradiation means is not necessary.

5) There is no electronics in the rotating part of the steering wheel, which has the advantage of high work efficiency when installing the equipment in the vehicle.

Claims (11)

Vehicle information acquiring means for acquiring vehicle information; Irradiation means installed in a steering column; Irradiation light display means disposed on an outer circumference of the steering wheel; And display control means for controlling the content, timing, range, or display speed of the survey display based on the vehicle information acquired by the vehicle information acquisition means, The irradiating means is installed on a steering column which is not affected by the rotation of the steering wheel to irradiate and display, so that the irradiating means can be always displayed on the top or any part of the steering wheel irrespective of the steering angle of the steering wheel. Display system for steering wheel. The method according to claim 1, The irradiation means is installed in a steering column which is not affected by the rotation of the steering wheel, so that the irradiation means moves in conjunction with the steering wheel when the angle or length of the steering wheel is adjusted by the steering position adjustment (tilt or telescopic) mechanism. Thereby, the display system for a steering wheel of a vehicle, wherein adjustment of the optical axis of the irradiation means can be eliminated. The method according to claim 1 or 2, And said irradiating means irradiates the top position or any position or any range of the steering wheel. The method according to claim 1 or 2, The irradiating means is a display system for a steering wheel of a vehicle, characterized in that any one selected from among a plurality of laser diodes, a high brightness light emitting diode, a display by a high brightness thin panel. The method according to claim 1, The irradiation light display means: The whole cross section of the steering wheel is composed of light transmitting members, the light transmitting member is installed in a section crossing the steering wheel in a straight line, the light transmission member is installed in a section crossing the steering wheel in a curve, the inner circumferential surface of the steering wheel One of the one selected from the one having a light transmitting member installed therein, and the steering wheel being formed in dual, and the one having a light transmitting member disposed therebetween, is installed in a symmetrical range around the top position of the steering wheel. Display system for steering wheel of car. The method according to claim 1 or 5, The content displayed on the irradiation light display means is a steering direction or steering amount or steering time to be operated by the driver, and the contents are displayed while the display range or display speed of the irradiation light display means is changed. Display system for the steering wheel. The apparatus of claim 1, wherein the vehicle information acquiring means includes a lane keeping device, a lane departure warning device, a parking assist device, a navigation device, and an instrument panel control device connected to the display control means so as to exchange signals. Display system for a steering wheel of a vehicle, characterized in that. The method of claim 6, wherein the irradiation light display means is provided from the vehicle information acquisition means to display the information of the various warning displays, vehicle speed, engine speed, power meter, eco-meter controlled by the display control means; A display system for a steering wheel of an automobile. The method according to claim 8, And said display control means changes the display range or display speed of said irradiated light display means based on a result of comparison with at least one reference value already input. The method according to claim 1, The irradiating means is a display system for a steering wheel of a vehicle, characterized in that it is provided at the tip of the steering column close to the driver of the front and rear length positions of the steering column in order to reduce the confusion caused by the diffused light from the irradiation light in the driver's eyes. . The method according to claim 1 or 10, In order to reduce the confusion caused by the diffused light from the irradiated light in the driver's eyes, a protective wall is formed in the front of the irradiated means to prevent light exposure, or a groove is formed on the steering column. Display system for a steering wheel of a vehicle, characterized in that the irradiation means is installed in this groove.

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