CN112793419B - Vehicle speed limit display method and device and automobile - Google Patents
Vehicle speed limit display method and device and automobile Download PDFInfo
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- CN112793419B CN112793419B CN201911106589.2A CN201911106589A CN112793419B CN 112793419 B CN112793419 B CN 112793419B CN 201911106589 A CN201911106589 A CN 201911106589A CN 112793419 B CN112793419 B CN 112793419B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K35/00—Instruments specially adapted for vehicles; Arrangement of instruments in or on vehicles
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Abstract
The invention provides a vehicle speed limit display method and device and an automobile, and relates to the field of automobile display. The method comprises the following steps: acquiring a fusion speed limit value of a vehicle; acquiring a speed limit comparison value according to the fusion speed limit value; and displaying the fused speed limit value or the speed limit comparison value in a first display area and/or displaying the opening state of the intelligent speed limit unit in a second display area according to the opening states of the speed limit auxiliary unit and the intelligent speed limit unit of the vehicle. The scheme provided by the embodiment of the invention avoids the separation of the speed limit display scheme controlled by the speed limit auxiliary function and the intelligent speed limit function, and the problems that the speed values displayed on the instrument are more and the driver is easy to be confused, so that the driving personnel can clearly know the state whether the speed limit function is started or not and the speed limit information, and the driving safety is improved.
Description
Technical Field
The invention relates to the field of automobile display, in particular to a vehicle speed limit display method and device and an automobile.
Background
When the speed limit auxiliary function of the automobile in the prior art is started, the traffic sign related to the speed limit of the automobile on the road is monitored through the front-view camera, and can be fused with the speed limit information of the navigation system, and finally, the fused speed limit value of the current road is output and displayed on the instrument. The target speed and the current road speed limit value set by the self-adaptive cruise control system in the prior art are smaller as the running speed of the intelligent speed limit function, and the value is displayed on an instrument to prompt a driver of the target speed (speed limit comparison value) of the intelligent speed limit function.
The man-machine interaction design scheme of the automobile type with the speed limit auxiliary function and the intelligent speed limit function of the self-adaptive cruise control system in the existing automobile on the market is separated, the speed limit display scheme controlled by the speed limit auxiliary function and the intelligent speed limit function is separated, the display speed value on an instrument is more, and the driver is easy to be confused.
Disclosure of Invention
The embodiment of the invention provides a vehicle speed limit display method and device and an automobile, and aims to solve the problems that the displayed speed values on an instrument are more and a driver is easy to be confused and a man-machine interaction design scheme is separated.
In order to solve the above technical problem, an embodiment of the present invention provides a vehicle speed limit display method, including:
acquiring a fusion speed limit value of a vehicle;
acquiring a speed limit comparison value according to the fusion speed limit value;
and displaying the fused speed limit value or the speed limit comparison value in a first display area and/or displaying the opening state of the intelligent speed limit unit in a second display area according to the opening states of the speed limit auxiliary unit and the intelligent speed limit unit of the vehicle.
Further, acquiring the fusion speed limit value of the vehicle comprises the following steps:
recognizing first speed limit values of speed limit information of guideboards at two sides of a front road through a front-view camera of a vehicle;
and comparing the first speed limit value with a navigation speed limit value acquired by a vehicle navigation system through an in-vehicle processor to acquire the smaller value or the equal value of the first speed limit value and the navigation speed limit value as the fusion speed limit value.
Further, obtaining a speed limit comparison value according to the fusion speed limit value comprises:
and comparing the fused speed limit value with a second speed limit value in an in-vehicle adaptive cruise control system through the in-vehicle processor, and acquiring the smaller value or the equal value of the fused speed limit value and the second speed limit value as the speed limit comparison value.
Further, the present invention displays the integrated speed limit value or the speed limit comparison value in the first display area and/or displays the opening state of the intelligent speed limit unit in the second display area, including:
acquiring the opening state of a speed-limiting auxiliary unit of the vehicle as opening or closing, and acquiring the opening state of the intelligent speed-limiting unit as opening; the first display area displays the speed limit comparison value, and the second display area displays the icon of the opening state of the intelligent speed limit unit.
Further, when the opening state of the speed-limiting auxiliary unit is opened and the opening state of the intelligent speed-limiting unit is closed; the first display area displays the fusion speed limit value, and the second display area does not display the content.
Further, when the opening state of the speed limit auxiliary unit and the opening state of the intelligent speed limit unit are both closed, the intelligent speed limit unit is started; neither the first display area nor the second display area displays content.
The embodiment of the invention also provides a vehicle speed limit display device, which comprises:
the first acquisition module is used for acquiring the fusion speed limit value of the vehicle;
the second acquisition module is used for acquiring a speed limit comparison value according to the fusion speed limit value;
and the processing module is used for displaying the fused speed limit value or the speed limit comparison value in the first display area and/or displaying the opening state of the intelligent speed limit unit in the second display area according to the opening states of the speed limit auxiliary unit and the intelligent speed limit unit of the vehicle.
The embodiment of the invention also provides an automobile which comprises the automobile speed limit display device.
The invention has the beneficial effects that:
the embodiment of the invention solves the problem of separation of the man-machine interaction design scheme of the vehicle with the speed limit auxiliary function and the intelligent speed limit function, also solves the problem that the speed values displayed on the instrument are more and the driver is easy to be confused, enables the vehicle driver to clearly know the opening and closing of the speed limit function of the vehicle and the speed limit information, and improves the driving safety.
Drawings
FIG. 1 is a flow chart diagram illustrating a vehicle speed limit display method according to an embodiment of the present invention;
FIG. 2 is a plan view of a vehicle speed limit display apparatus according to an embodiment of the present invention;
fig. 3 is a schematic block diagram of a vehicle speed limit display device according to an embodiment of the present invention.
Detailed Description
In order to make the technical problems, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings and specific embodiments. In the following description, specific details such as specific configurations and components are provided only to help the full understanding of the embodiments of the present invention. Thus, it will be apparent to those skilled in the art that various changes and modifications may be made to the embodiments described herein without departing from the scope and spirit of the invention. In addition, descriptions of well-known functions and constructions are omitted for clarity and conciseness.
It should be appreciated that reference throughout this specification to "one embodiment" or "an embodiment" means that a particular feature, structure or characteristic described in connection with the embodiment is included in at least one embodiment of the present invention. Thus, the appearances of the phrases "in one embodiment" or "in an embodiment" in various places throughout this specification are not necessarily all referring to the same embodiment. Furthermore, the particular features, structures, or characteristics may be combined in any suitable manner in one or more embodiments.
In various embodiments of the present invention, it should be understood that the sequence numbers of the following processes do not mean the execution sequence, and the execution sequence of each process should be determined by its function and inherent logic, and should not constitute any limitation to the implementation process of the embodiments of the present invention.
The invention provides a vehicle speed limit display method, a vehicle speed limit display device and a vehicle, aiming at solving the problems that the displayed speed values on an instrument are more and the driver is easy to be confused and the separation of a man-machine interaction design scheme.
As shown in fig. 1, a vehicle speed limit display method according to an embodiment of the present invention includes:
and step 300, displaying the fused speed limit value or the speed limit comparison value in a first display area and/or displaying the opening state of the intelligent speed limit unit in a second display area according to the opening states of the speed limit auxiliary unit and the intelligent speed limit unit of the vehicle.
It should be noted that, in the embodiment of the present invention, the fusion speed limit value of the vehicle is obtained through the speed limit auxiliary function, and the speed limit comparison value is obtained according to the fusion speed limit value through the intelligent speed limit function, so that the separation of the human-computer interaction design scheme of the vehicle is avoided; according to the embodiment of the invention, the opening and closing states of the speed limiting function and the condition of the speed limiting information are displayed through the first display area and the second display area, so that a driver can clearly know whether the speed limiting function in the vehicle is opened or not and the speed limiting information.
Optionally, step 100 of an embodiment of the present invention includes:
recognizing first speed limit values of speed limit information of guideboards at two sides of a front road through a front-view camera of a vehicle;
and comparing the first speed limit value with a navigation speed limit value acquired by a vehicle navigation system through an in-vehicle processor to acquire the smaller value or the equal value of the first speed limit value and the navigation speed limit value as the fusion speed limit value.
It should be noted that, after the current vehicle is powered on, the vehicle obtains a vehicle-mounted speed limit value through an in-vehicle navigation system, and obtains a first speed limit value of front road information through a front-view camera of the vehicle, wherein the front road information includes signboard information and the like on a road; the in-vehicle processor obtains the smaller value or the equal value of the first speed limit value and the navigation speed limit value as the fusion speed limit value by comparing the vehicle-mounted speed limit value with the first speed limit value of the front road information, and transmits the fusion speed limit value to the self-adaptive cruise control system of the vehicle.
Optionally, step 200 of an embodiment of the present invention includes:
and comparing the fused speed limit value with a second speed limit value in an in-vehicle adaptive cruise control system through the in-vehicle processor, and acquiring the smaller value or the equal value of the fused speed limit value and the second speed limit value as the speed limit comparison value.
It should be noted that there is a preset speed limit value, i.e. the second speed limit value, in the adaptive cruise control system of the vehicle, the smaller value or the equal value of the received fusion speed limit value and the second speed limit value is obtained as the speed limit comparison value by comparing the received fusion speed limit value with the second speed limit value, and the speed limit comparison value is set as the current speed limit value of the vehicle.
As shown in fig. 2, optionally, step 300 of an embodiment of the present invention includes:
acquiring the opening state of a speed-limiting auxiliary unit of the vehicle as opening or closing, and acquiring the opening state of the intelligent speed-limiting unit as opening; the first display area displays the speed limit comparison value, and the second display area displays the icon of the opening state of the intelligent speed limit unit.
It should be noted that, when the "lim" icon is displayed as shown in fig. 2, and the opening state of the intelligent speed limiting unit is open, the display area of the "lim" icon is a second display area; when the icon of 120 is displayed as shown in FIG. 2, namely the speed limit value displayed in the first display area is 120 km/h; when the "lim" icon and the "120" icon are displayed simultaneously, the opening state of the speed limiting auxiliary unit of the vehicle is opened or closed, and the opening state of the intelligent speed limiting unit is opened; the first display area displays the speed limit comparison value, and the second display area displays the icon of the opening state of the intelligent speed limit unit.
Optionally, step 300 of an embodiment of the present invention further includes:
acquiring the opening state of the speed-limiting auxiliary unit as opening and the opening state of the intelligent speed-limiting unit as closing; the first display area displays the fusion speed limit value, and the second display area does not display the content.
It should be noted that, if the first display area displays the fusion speed limit value and the second display area does not display the content, it indicates that the speed limit auxiliary unit is turned on and the intelligent speed limit unit is turned off.
Optionally, step 300 of an embodiment of the present invention further includes:
acquiring the opening state of the speed limit auxiliary unit and the opening state of the intelligent speed limit unit when the speed limit auxiliary unit and the intelligent speed limit unit are both closed; neither the first display area nor the second display area displays content.
It should be noted that, if the first display area and the second display area do not display any content, it indicates that the opening state of the speed-limiting auxiliary unit and the opening state of the intelligent speed-limiting unit are both closed.
As shown in fig. 3, an embodiment of the present invention further provides a vehicle speed limit display device, including:
the first acquisition module 10 is used for acquiring a fusion speed limit value of a vehicle;
the second obtaining module 20 is configured to obtain a speed limit comparison value according to the fusion speed limit value;
and the processing module 30 is used for displaying the fusion speed limit value or the speed limit comparison value in the first display area and/or displaying the opening state of the intelligent speed limit unit in the second display area according to the opening states of the speed limit auxiliary unit and the intelligent speed limit unit of the vehicle.
Optionally, the first obtaining module 10 includes:
recognizing first speed limit values of speed limit information of guideboards at two sides of a front road through a front-view camera of a vehicle;
and comparing the first speed limit value with a navigation speed limit value acquired by a vehicle navigation system through an in-vehicle processor to acquire the smaller value or the equal value of the first speed limit value and the navigation speed limit value as the fusion speed limit value.
Optionally, the second obtaining module 20 includes:
and comparing the fused speed limit value with a second speed limit value in an in-vehicle adaptive cruise control system through the in-vehicle processor, and acquiring the smaller value or the equal value of the fused speed limit value and the second speed limit value as the speed limit comparison value.
Optionally, the processing module 30 includes:
acquiring the opening state of a speed-limiting auxiliary unit of the vehicle as opening or closing, and acquiring the opening state of the intelligent speed-limiting unit as opening; the first display area displays the speed limit comparison value, and the second display area displays the icon of the opening state of the intelligent speed limit unit.
Optionally, the processing module 30 further includes:
acquiring the opening state of the speed-limiting auxiliary unit as opening and the opening state of the intelligent speed-limiting unit as closing; the first display area displays the fusion speed limit value, and the second display area does not display the content.
Optionally, the processing module 30 further includes:
acquiring the opening state of the speed limit auxiliary unit and the opening state of the intelligent speed limit unit when the speed limit auxiliary unit and the intelligent speed limit unit are both closed; neither the first display area nor the second display area displays content.
It should be noted that the embodiment of the apparatus is an apparatus corresponding to the embodiment of the method, and all implementations in the embodiment of the method are applicable to the embodiment of the apparatus, and the same technical effect can be achieved.
The embodiment of the invention also provides an automobile which comprises the vehicle speed limit display device.
In conclusion, the embodiment of the invention solves the problem of separation of the man-machine interaction design scheme of the vehicle with the speed limit auxiliary function and the intelligent speed limit function, and also solves the problem that the speed displayed on the instrument is more and is easy to confuse a driver, so that the driving personnel can clearly know the opening and closing of the speed limit function and the speed limit information of the vehicle, and the driving safety is improved.
While the preferred embodiments of the present invention have been described, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention as defined in the following claims.
Claims (6)
1. A vehicle speed limit display method is characterized by comprising the following steps:
acquiring a fusion speed limit value of a vehicle;
acquiring a speed limit comparison value according to the fusion speed limit value;
displaying the fused speed limit value or the speed limit comparison value in a first display area and/or displaying the opening state of the intelligent speed limit unit in a second display area according to the opening states of the speed limit auxiliary unit and the intelligent speed limit unit of the vehicle;
wherein, the obtaining of the fusion speed limit value of the vehicle comprises:
recognizing first speed limit values of speed limit information of guideboards at two sides of a front road through a front-view camera of a vehicle;
comparing the first speed limit value with a navigation speed limit value acquired by a vehicle navigation system through an in-vehicle processor to acquire the smaller value or the equal value of the first speed limit value and the navigation speed limit value as the fusion speed limit value;
acquiring a speed limit comparison value according to the fusion speed limit value, wherein the method comprises the following steps:
and comparing the fused speed limit value with a second speed limit value in an in-vehicle adaptive cruise control system through the in-vehicle processor, and acquiring the smaller value or the equal value of the fused speed limit value and the second speed limit value as the speed limit comparison value.
2. The vehicle speed limit display method according to claim 1, wherein displaying the merged speed limit value or the speed limit comparison value in a first display area and/or displaying the opening state of the intelligent speed limit unit in a second display area according to the opening states of the speed limit auxiliary unit and the intelligent speed limit unit of the vehicle, comprises:
acquiring the opening state of a speed-limiting auxiliary unit of the vehicle as opening or closing, and acquiring the opening state of the intelligent speed-limiting unit as opening; the first display area displays the speed limit comparison value, and the second display area displays the icon of the opening state of the intelligent speed limit unit.
3. The vehicle speed limit display method according to claim 2, wherein displaying the merged speed limit value or the speed limit comparison value in a first display area and/or displaying the opening state of the intelligent speed limit unit in a second display area according to the opening states of the speed limit auxiliary unit and the intelligent speed limit unit of the vehicle, comprises:
acquiring the opening state of the speed-limiting auxiliary unit as opening and the opening state of the intelligent speed-limiting unit as closing; the first display area displays the fusion speed limit value, and the second display area does not display the content.
4. The vehicle speed limit display method according to claim 3, wherein displaying the merged speed limit value or the speed limit comparison value in a first display area and/or displaying the opening state of the intelligent speed limit unit in a second display area according to the opening states of the speed limit auxiliary unit and the intelligent speed limit unit of the vehicle, comprises:
acquiring the opening state of the speed limit auxiliary unit and the opening state of the intelligent speed limit unit when the speed limit auxiliary unit and the intelligent speed limit unit are both closed; neither the first display area nor the second display area displays content.
5. A vehicle speed limit display device, characterized by comprising:
the first acquisition module is used for acquiring the fusion speed limit value of the vehicle;
the second acquisition module is used for acquiring a speed limit comparison value according to the fusion speed limit value;
the processing module is used for displaying the fusion speed limit value or the speed limit comparison value in a first display area and/or displaying the opening state of the intelligent speed limit unit in a second display area according to the opening states of the speed limit auxiliary unit and the intelligent speed limit unit of the vehicle;
the first obtaining module is specifically configured to:
recognizing first speed limit values of speed limit information of guideboards at two sides of a front road through a front-view camera of a vehicle;
comparing the first speed limit value with a navigation speed limit value acquired by a vehicle navigation system through an in-vehicle processor to acquire the smaller value or the equal value of the first speed limit value and the navigation speed limit value as the fusion speed limit value;
the second obtaining module is specifically configured to:
and comparing the fused speed limit value with a second speed limit value in an in-vehicle adaptive cruise control system through the in-vehicle processor, and acquiring the smaller value or the equal value of the fused speed limit value and the second speed limit value as the speed limit comparison value.
6. An automobile characterized by comprising the vehicle speed limit display device according to claim 5.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201911106589.2A CN112793419B (en) | 2019-11-13 | 2019-11-13 | Vehicle speed limit display method and device and automobile |
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| CN201911106589.2A CN112793419B (en) | 2019-11-13 | 2019-11-13 | Vehicle speed limit display method and device and automobile |
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| CN112793419B true CN112793419B (en) | 2022-02-22 |
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| CN113936474A (en) * | 2021-10-16 | 2022-01-14 | 安徽江淮汽车集团股份有限公司 | Vehicle speed adjusting method applied to automatic driving |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10149090A1 (en) * | 2001-10-05 | 2003-04-17 | Bosch Gmbh Robert | Speed regulator for a motor vehicle cruise control system, has a tachometer display that makes clear to the driver the vehicle's current operating mode and its selected limiting speed |
| EP2383713B1 (en) * | 2006-12-06 | 2013-05-29 | Mobileye Technologies Limited | Detecting and recognizing traffic signs |
| JP6292167B2 (en) * | 2015-05-11 | 2018-03-14 | トヨタ自動車株式会社 | Vehicle regulated speed display device, vehicle regulated speed display method, and vehicle equipped with regulated speed display device |
| JP6304126B2 (en) * | 2015-05-26 | 2018-04-04 | トヨタ自動車株式会社 | Vehicle control system |
| JP6319199B2 (en) * | 2015-06-16 | 2018-05-09 | トヨタ自動車株式会社 | Vehicle speed limit system |
| CN105825699B (en) * | 2016-05-24 | 2018-09-18 | 腾讯科技（深圳）有限公司 | Road conditions display methods and device |
| DE102016015514A1 (en) * | 2016-12-23 | 2018-06-28 | Lucas Automotive Gmbh | Driving assistance for a motor vehicle |
| JP2020069824A (en) * | 2018-10-29 | 2020-05-07 | 株式会社デンソー | Display device for vehicle |
| CN109345854B (en) * | 2018-10-30 | 2021-10-08 | 江铃汽车股份有限公司 | Automobile speed limit prompting method and device, readable storage medium and automobile |
| CN109774473B (en) * | 2019-01-31 | 2020-07-10 | 重庆长安汽车股份有限公司 | Speed limit control method based on camera and navigation data fusion |
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