Mobile

A mobile object with a processor and display devices that adjust their display based on the set speed limit addresses the challenge of pedestrians not knowing the upper limit speed, enhancing safety by enabling proactive risk avoidance.

JP7613456B2Active Publication Date: 2025-01-15TOYOTA JIDOSHA KK
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Patent Information

Application Number
JP2022203547
Authority / Receiving Office
JP · JP
Patent Type
Patents
Current Assignee / Owner
Filing Date
2022-12-20
Publication Date
2025-01-15
Estimated Expiration
2042-12-20

AI Technical Summary

Technical Problem

Pedestrians cannot determine the upper limit speed of moving objects like electric kick skaters, making it difficult to take preventive risk avoidance actions.

Method used

A mobile object equipped with a processor and display devices that switch their display states based on the set upper limit speed, allowing pedestrians to recognize the speed limit visually.

Benefits of technology

Enables pedestrians to take proactive risk avoidance actions by recognizing the upper limit speed, facilitating safer interactions with moving objects.

✦ Generated by Eureka AI based on patent content.

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Patent Text Reader

Abstract

To provide a mobile body that allows a pedestrian to recognize an upper limit speed that is set to the mobile body.SOLUTION: A mobile body includes a processor and an indicator visible from a third person. When an upper limit speed of the mobile body is switched to another one, the processor switches a display state of the indicator to another one in accordance with the upper limit speed after being switched.SELECTED DRAWING: Figure 1
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Description

[Technical field]

[0001] The present disclosure relates to mobile objects. [Background technology]

[0002] Patent Document 1 discloses a vehicle provided with speed display means visible from the outside at an appropriate location on the vehicle so that a third party can see the speed of the vehicle at a glance. [Prior art documents] [Patent documents]

[0003] [Patent Document 1] Japanese Patent Application Publication No. 10-181469 Summary of the Invention [Problem to be solved by the invention]

[0004] For moving objects that can travel on sidewalks, such as electric kick scooters, it is desirable for pedestrians themselves to be able to determine the maximum speed limit of the moving object and take risk avoidance action in advance, such as keeping a distance from the moving object. For example, if the technology of Patent Document 1 is applied to an electric kick scooter, pedestrians can recognize the instantaneous speed of the electric kick scooter, but cannot determine the set maximum speed limit, making it difficult for them to take risk avoidance action in advance.

[0005] The present disclosure has been made in consideration of the above, and has an object to provide a moving body that allows a pedestrian to recognize an upper limit speed set for the moving body. [Means for solving the problem]

[0006] The moving body according to the present disclosure includes a processor and a display device that is visible to a third party, and when the upper limit speed of the moving body is changed, the processor switches the display state of the display device depending on the changed upper limit speed. Effect of the Invention

[0007] According to the present disclosure, a pedestrian can recognize the upper speed limit set for a moving object, and therefore can take action to avoid danger in advance. [Brief description of the drawings]

[0008] [Figure 1] FIG. 1 is a side view showing the configuration of a moving object according to the first embodiment. [Diagram 2] FIG. 2 is a front view showing the configuration of the moving body according to the first embodiment. [Diagram 3] FIG. 3 is a block diagram showing an internal configuration of the moving body according to the first embodiment. [Figure 4] FIG. 4 is a side view showing the configuration of the moving body according to the second embodiment. [Diagram 5] FIG. 5 is a front view showing the configuration of the moving body according to the second embodiment. [Figure 6] FIG. 6 is a side view showing the configuration of a moving body according to the third embodiment. [Figure 7] FIG. 7 is a front view showing the configuration of the moving body according to the third embodiment. DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS

[0009] A moving body according to an embodiment of the present disclosure will be described with reference to the drawings. Note that components in the following embodiments include those that are replaceable and easy for a person skilled in the art, or those that are substantially the same.

[0010] (Embodiment 1) A moving body according to a first embodiment will be described with reference to Figs. 1 to 3. The moving body 1 is assumed to be a small electric mobility that can move (run) on both sidewalks and roadways. Examples of this moving body 1 include an electric kickboard, an electric bicycle, an electric two-wheeled stand-up vehicle, and an electric skateboard. The following description will be given assuming that the moving body 1 is an electric kickboard.

[0011] As shown in FIGS. 1 and 2, the moving object 1 includes display devices 21, 22, and 23, a boarding platform 31, a front wheel 32, a rear wheel 33, a handle platform 34, and a handle 35.

[0012] Examples of the display devices 21, 22, and 23 include LED (Light Emitting Diode) lamps, halogen lamps, discharge lamps, etc. The display devices 21, 22, and 23 are provided at positions visible to a third party.

[0013] The display device 21 is provided on the upper part of the handlebar 35. The display device 22 is, for example, a headlight, and is provided on the front side of the handlebar base 34. The display device 23 is, for example, a rear light, and is provided on the side and rear of the chair 36.

[0014] 3 is a block diagram showing the internal configuration of the moving object 1. As shown in the figure, the moving object 1 has a control unit 10 and display devices 21, 22, and 23. The control unit 10 has a processor and a memory (main storage unit). The processor is composed of, for example, a CPU (Central Processing Unit), a DSP (Digital Signal Processor), an FPGA (Field-Programmable Gate Array), a GPU (Graphics Processing Unit), etc. The memory is composed of, for example, a RAM (Random Access Memory), a ROM (Read Only Memory), etc.

[0015] The control unit 10 loads various programs into the working area of ​​the main storage unit, executes them, and realizes functions that meet a predetermined purpose by controlling each component through the execution of the various programs. The control unit 10 functions as an upper limit switching unit 11 and a display control unit 12 through the execution of the various programs.

[0016] The upper limit switching unit 11 switches the upper limit speed (upper limit traveling speed) of the moving body 1. The method of switching the upper limit speed is not particularly limited, and the upper limit speed may be switched manually by the user of the moving body 1, or may be automatically switched based on some condition.

[0017] When the upper limit speed is changed manually, for example, a dial, switch, or the like for changing the upper limit speed can be provided on the handle of the moving body 1 or on the handle base to which the handle is attached, or a foot pedal for changing the upper limit speed can be provided on the boarding platform of the moving body 1. When the upper limit speed is changed automatically, a method can be used in which the driving route is identified using a GPS (Global Positioning System) or images of the surroundings, and the speed is changed based on the identification result.

[0018] The upper limit switching unit 11 switches the upper limit speed of the moving object 1 to a first upper limit speed or a second upper limit speed. Here, the "first upper limit speed" refers to the upper limit speed when the moving object 1 travels on a sidewalk. Also, the "second upper limit speed" refers to the upper limit speed when the moving object 1 travels on a roadway. The first upper limit speed and the second upper limit speed are set based on, for example, laws and regulations set by the national or local government. The first upper limit speed is, for example, "6 km / h", and the second upper limit speed is, for example, "20 km / h".

[0019] The display control unit 12 controls the display of the display devices 21, 22, 23. When the upper limit speed switching unit 11 switches the upper limit speed of the moving object 1, the display control unit 12 switches the display states of the display devices 21, 22, 23 according to the switched upper limit speed. Examples of methods for switching the display states of the display devices 21, 22, 23 by the display control unit 12 include changing the emission color, changing the illuminance, switching between lighting and blinking, changing the blinking speed, and the like.

[0020] The display control unit 12 may switch the display devices 21, 22, and 23 to the same display state all at once, or may switch the display devices 21, 22, and 23 to different display states. For example, when the moving body 1 is traveling on a sidewalk and the upper limit speed is set to a "first upper limit speed", it is possible to light up the display devices 21 and 22 provided in front of the moving body 1 in blue and light up the display device 23 provided behind the moving body 1 in yellow. Also, when the moving body 1 is traveling on a roadway and the upper limit speed is set to a "second upper limit speed", it is possible to light up the display devices 21 and 22 provided in front of the moving body 1 in white and light up the display device 23 provided behind the moving body 1 in red.

[0021] Furthermore, when the upper speed limit of the moving object 1 is not the upper speed limit corresponding to the driving lane in which the moving object 1 is currently traveling, the display control unit 12 may switch the display state of the display devices 21, 22, 23. For example, when the moving object 1 is traveling on a sidewalk and the upper speed limit is set to a "second upper speed limit," the display state of the display devices 21, 22, 23 may be switched to alert surrounding pedestrians and the like.

[0022] (Embodiment 2) A moving body according to the second embodiment will be described with reference to Fig. 4 and Fig. 5. The moving body 1A includes display devices 24, 25, a boarding platform 31, a front wheel 32, a rear wheel 33, a handle base 34, and a handle 35.

[0023] Examples of the display devices 24, 25 include LED (Light Emitting Diode) lamps, halogen lamps, and discharge lamps. The display devices 24, 25 are provided at positions visible to third parties. The display device 24 is, for example, a direction indicator, and is provided at each of the left and right ends of the handlebar 35. The display device 25 is, for example, a headlamp, and is provided on the front side of the handlebar base 34.

[0024] The internal configuration of the moving object 1A is the same as that in Fig. 2. That is, the upper limit switching unit 11 switches the upper limit speed of the moving object 1A manually or automatically. Also, the display control unit 12 switches the display state of the display devices 24, 25 according to the upper limit speed of the moving object 1A.

[0025] (Embodiment 3) A moving body according to the third embodiment will be described with reference to Fig. 6 and Fig. 7. The moving body 1B includes a display device 26, a boarding platform 31, a front wheel 32, a rear wheel 33, a handle base 34, a handle 35, and a foot pedal 37.

[0026] Examples of the display device 26 include an LED (Light Emitting Diode) lamp, a halogen lamp, and a discharge lamp. The display device 26 is provided in a position visible to a third party. The display device 26 is, for example, a rear light, and is provided behind the boarding platform 31. The foot pedal 37 is for manually switching the upper limit speed of the moving body 1B.

[0027] The internal configuration of the moving object 1B is the same as that in Fig. 2. That is, the upper limit switching unit 11 manually or automatically switches the upper limit speed of the moving object 1B. Also, the display control unit 12 switches the display state of the display device 26 according to the upper limit speed of the moving object 1B.

[0028] As part of regulations governing the speed at which electric scooters can travel, there is currently discussion of setting separate upper speed limits for sidewalks and roadways (e.g. 6km / h for sidewalks, 20km / h for roadways, etc.). In such discussions, if an accident occurs while riding on a sidewalk, for example, a point of contention may arise as to whether the speed limit for the sidewalk was being exceeded.

[0029] Therefore, in the moving body according to the embodiment, the moving bodies 1, 1A, and 1B are provided with a display function that enables surrounding pedestrians to recognize the setting state of the upper limit speed. This allows pedestrians to recognize the upper limit speed set in the moving bodies 1, 1A, and 1B, and therefore enables them to take action to avoid danger in advance.

[0030] Furthermore, according to the moving body of the embodiment, the maximum speed set for the moving bodies 1, 1A, and 1B can be seen from the surroundings. Therefore, for example, when the maximum speed limit for electric kickboards on sidewalks / roadways is legislated, it will be easier to crack down on violations of speed limits, etc.

[0031] In addition, according to the moving body of the embodiment, the setting state of the upper limit speed of the moving bodies 1, 1A, and 1B can be visually confirmed by witnesses in the vicinity, and can be used as evidence even in the case where a collision accident with a pedestrian occurs on the sidewalk.

[0032] In addition, according to the moving body of the embodiment, the additional structure can be simplified by utilizing the headlights (e.g., the display devices 22 and 25) and rear lights (e.g., the display devices 23 and 26) required for traveling on the road. As a result, it is possible to contribute to reducing the cost and mass of the moving bodies 1, 1A, and 1B.

[0033] Further advantages and modifications may readily occur to those skilled in the art. Thus, the invention in its broader aspects is not limited to the specific details and representative embodiments shown and described above. Accordingly, various modifications may be made without departing from the spirit or scope of the general inventive concept as defined by the appended claims and equivalents thereof.

[0034] For example, in the moving bodies 1, 1A, and 1B according to the embodiments, the setting state of the upper limit speed is displayed by the display devices 21, 22, 23, 24, 25, and 26, but the moving bodies 1, 1A, and 1B may be provided with a dedicated lighting function corresponding to the upper limit speed setting. [Explanation of symbols]

[0035] 1,1A,1B Mobile 10 Control section 11 Upper limit switch 12 Display control section 21,22,23,24,25,26 Display device 31 Boarding platform 32 Front wheel 33 Rear wheel 34 Handle base 35 Handle 36 Chairs 37 Foot Pedal

Claims

1. A processor; A display device visible to a third party; Equipped with The processor, when the upper limit speed of the moving object is changed, a display state of the display device is changed according to the changed upper limit speed; switching a display state of the display device when the upper speed limit of the moving object is not the upper speed limit corresponding to the driving lane in which the moving object is currently traveling; Mobile body.

2. The vehicle according to claim 1 , wherein the display device is a headlight.

Citation Information

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