CN113043954A - Convertible rearview system and method - Google Patents

Convertible rearview system and method Download PDF

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Publication number
CN113043954A
CN113043954A CN202110320867.5A CN202110320867A CN113043954A CN 113043954 A CN113043954 A CN 113043954A CN 202110320867 A CN202110320867 A CN 202110320867A CN 113043954 A CN113043954 A CN 113043954A
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China
Prior art keywords
module
level
switching
driver
visual level
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Granted
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CN202110320867.5A
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Chinese (zh)
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CN113043954B (en
Inventor
孔为
李柳林
吕航
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Zhejiang Leapmotor Technology Co Ltd
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Zhejiang Leapmotor Technology Co Ltd
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60RVEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R1/00Optical viewing arrangements; Real-time viewing arrangements for drivers or passengers using optical image capturing systems, e.g. cameras or video systems specially adapted for use in or on vehicles
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60RVEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R1/00Optical viewing arrangements; Real-time viewing arrangements for drivers or passengers using optical image capturing systems, e.g. cameras or video systems specially adapted for use in or on vehicles
    • B60R1/02Rear-view mirror arrangements
    • B60R1/06Rear-view mirror arrangements mounted on vehicle exterior
    • B60R1/062Rear-view mirror arrangements mounted on vehicle exterior with remote control for adjusting position
    • B60R1/07Rear-view mirror arrangements mounted on vehicle exterior with remote control for adjusting position by electrically powered actuators
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60WCONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W50/00Details of control systems for road vehicle drive control not related to the control of a particular sub-unit, e.g. process diagnostic or vehicle driver interfaces
    • B60W50/08Interaction between the driver and the control system
    • B60W50/14Means for informing the driver, warning the driver or prompting a driver intervention
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60RVEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R2300/00Details of viewing arrangements using cameras and displays, specially adapted for use in a vehicle
    • B60R2300/20Details of viewing arrangements using cameras and displays, specially adapted for use in a vehicle characterised by the type of display used
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60RVEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R2300/00Details of viewing arrangements using cameras and displays, specially adapted for use in a vehicle
    • B60R2300/80Details of viewing arrangements using cameras and displays, specially adapted for use in a vehicle characterised by the intended use of the viewing arrangement
    • B60R2300/8073Details of viewing arrangements using cameras and displays, specially adapted for use in a vehicle characterised by the intended use of the viewing arrangement for vehicle security, e.g. parked vehicle surveillance, burglar detection
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60WCONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W50/00Details of control systems for road vehicle drive control not related to the control of a particular sub-unit, e.g. process diagnostic or vehicle driver interfaces
    • B60W50/08Interaction between the driver and the control system
    • B60W50/14Means for informing the driver, warning the driver or prompting a driver intervention
    • B60W2050/143Alarm means
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60WCONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W50/00Details of control systems for road vehicle drive control not related to the control of a particular sub-unit, e.g. process diagnostic or vehicle driver interfaces
    • B60W50/08Interaction between the driver and the control system
    • B60W50/14Means for informing the driver, warning the driver or prompting a driver intervention
    • B60W2050/146Display means

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Automation & Control Theory (AREA)
  • Multimedia (AREA)
  • Human Computer Interaction (AREA)
  • Transportation (AREA)
  • Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)

Abstract

The invention discloses a convertible rearview system and a convertible rearview method, which comprise a visual level monitoring module, a control module and an alarm module which are sequentially connected, wherein the control module is respectively connected with a switching module and a display module, and the switching module is connected with an image acquisition module. The method comprises the following steps: s1, judging the visual level through a visual level monitoring module; s2 if the visual level is low, the warning module reminds the driver to switch the rear view mode; s3, if the switching is not performed within the reminding time and the invisible level is not increased, the switching is performed automatically; s4 when the visual level is optimized, the driver is reminded to switch the rear view mode. According to the technical scheme, the judgment of the visual level of the driver is realized by double judgment of the external rearview mirror and the window glass, and the switching between the conventional external rearview mirror and the streaming media camera device is realized by automatically and manually controlling the mirror surface reflection light and the streaming media according to the situations of fuzzy visual field and large visual field blind areas, so that the good visual level of the driver in the driving process is ensured, and the driving safety is ensured.

Description

Convertible rearview system and method
Technical Field
The invention relates to the technical field of automobile assistance, in particular to a convertible rearview system and a convertible rearview method.
Background
With the continuous development and progress of automobile technology, people have higher and higher requirements on intelligent control of automobiles. In order to better ensure the driving safety and increase the visual field of a driver, the current streaming media rearview mirrors are continuously applied to high-end vehicles such as intellectualization, informatization and the like. There is the data to show, compares interior rear-view mirror, and the frequency of use of driver external rear-view mirror is higher usually, and is dazzling the formation of image at night in the face of traditional automobile rear-view mirror clearly inadequately, hangs the water droplet on the rainy day mirror surface easily, gets into the great environment of difference in temperature and condenses on the mirror surface easily and produce the fog, influences driver's sight, and rear-view mirror field of vision scope is little, has great field of vision blind area scheduling problem, lacks suitable solution.
Chinese patent document CN109969088A discloses an "electronic exterior mirror system and a vehicle". The adopted system comprises: the external rearview mirror comprises an electronic display screen, and the display mode of the external rearview mirror comprises an electronic display mode for displaying by the electronic display screen and a reflection display mode for displaying by mirror reflection; the image acquisition device is connected with the electronic display screen and is used for acquiring image information of a target area, and the target area comprises a blind area of the outer rearview mirror; the mirror surface cleaning device is arranged on the outer rearview mirror and is used for cleaning the mirror surface of the outer rearview mirror; and the control device is connected with the outer rearview mirror, the image acquisition device and the mirror surface acquisition device and is used for switching the display mode of the outer rearview mirror and controlling the mirror surface cleaning device to clean the outer rearview mirror. Above-mentioned technical scheme only adopts the single mode that the rainwater detected, is difficult to effectively judge the visual level judgement of driver to accomplish effectively to switch and satisfy driver observation demand.
Disclosure of Invention
The invention mainly solves the technical problems that the detection mode of the original technical scheme is single and effective switching is difficult to achieve to meet the observation requirement of a driver, and provides a convertible rearview system and a convertible rearview method.
The technical problem of the invention is mainly solved by the following technical scheme:
the convertible rearview system comprises a visual level monitoring module, a control module and an alarm module which are sequentially connected, wherein the control module is respectively connected with a switching module and a display module, and the switching module is connected with an image acquisition module. The visual level monitoring module is used for collecting data, the control module is used for carrying out data analysis and judging whether the visual level is switched to a rear view mode or not in order to select, the warning module is used for reminding a user of switching the rear view mode, the switching module is used for switching the rear view mode and comprises a manual opening mode and an automatic opening mode, the display module is used for displaying images collected by the streaming media camera device, and the image collecting module is used for collecting rear images of the side of the vehicle.
Preferably, the image acquisition module comprises an external rear-view mirror and a streaming media camera device, one end of the streaming media camera device is provided with a camera, the other end of the streaming media camera device is connected with the control shaft of the switching module, and the external rear-view mirror is connected with the control shaft of the switching module. And the switching between the external rearview mirror and the streaming media camera device is controlled by the control shaft.
Preferably, the visual level monitoring module comprises a first camera arranged at the top of the driver seat and a second camera arranged at the outer edge of the outer rearview mirror, and the second camera faces the mirror surface of the outer rearview mirror. The second camera is a wide-angle camera, and whether the surface of the mirror surface is shielded or not is judged by collecting mirror surface images.
Preferably, the visual level monitoring module further comprises an in-vehicle temperature and humidity sensor arranged in the vehicle and an environment temperature and humidity sensor arranged outside the vehicle. Temperature and humidity sensors in the vehicle and environment temperature and humidity sensors collect temperature and humidity data to assist in judging visual levels.
Preferably, the display device comprises a display screen arranged in the automobile, and the display screen is connected with the streaming media camera device. The display screen displays the images collected by the streaming media camera device on the display screen.
A method of operating a convertible rearview system, comprising the steps of:
s1, judging the visual level through a visual level monitoring module;
s2 if the visual level is low, the warning module reminds the driver to switch the rear view mode;
s3, if the switching is not performed within the reminding time and the invisible level is not increased, the switching is performed automatically;
s4 when the visual level is optimized, the driver is reminded to switch the rear view mode.
Preferably, the step 1 of judging the visual level specifically comprises the following steps:
s11, the first camera judges the visual level for the first time by observing the appearance of the rearview mirror;
s12, performing primary visual level auxiliary judgment according to the temperature and humidity sensor inside the automobile and the temperature and humidity sensor outside the automobile; s13 the second camera carries out the second visual level judgment by observing the mirror reflection image of the rearview mirror;
and S14, if the visual level is low at any time, judging that the visual level is low.
Preferably, the first auxiliary judgment of the visual level in step S12 specifically includes: if the first visible level is judged to be low, judging the difference between the internal temperature and the external temperature and humidity according to the internal temperature and humidity sensor and the external temperature and humidity sensor, and if the difference between the internal temperature and the external temperature is large and the humidity is large, judging that the visible level is low due to fogging; if the temperature difference between the inside and the outside is small and the humidity is large, the visible level is judged to be low due to water drop shielding; and if the humidity is low, judging that the shielding is accidental.
Preferably, in step S3, if the switching is not performed within the reminding time and the invisible level is not increased, it is determined that the driver cannot perform the switching manually, and the switching is performed automatically, so that the rear view is realized by the streaming media camera.
Preferably, in step S4, when the visual level is optimized, the driver is reminded to switch the rear view mode, and if the driver is not switched, the driver is not automatically switched, so as to avoid the safety hazard caused by the influence of the switching process on the observation of the driver.
The invention has the beneficial effects that: through the dual judgement realization to the visual horizontally judgement of driver to outer rear-view lens and window glass, to dazzling the field of vision fuzzy and the great field of vision blind area condition that reflection of light, production fog, water droplet were reserved and are caused, realize the switching between conventional outer rear-view mirror and the streaming media camera device through automatic and manual control dual mode, ensured the good visual level of driver driving in-process, ensured driving safety.
Drawings
Fig. 1 is a schematic connection structure of the present invention.
Fig. 2 is a structural view of a mirror reflection mode applied to the present invention.
Fig. 3 is a block diagram of an application streaming media mode of the present invention.
In the figure, a visual level monitoring module 1, a first camera 1.1, a second camera 1.2, a control module 2, a switching module 3, a display module 4, an image acquisition module 5, an external rearview mirror 5.1, a streaming media camera device 5.2 and an alarm module 6 are arranged in the device.
Detailed Description
The technical scheme of the invention is further specifically described by the following embodiments and the accompanying drawings.
Example (b): the convertible rearview system of the embodiment, as shown in fig. 1, includes a visual level monitoring module 1, a control module 2 and an alarm module 6, which are connected in sequence, where the control module 2 is connected to a switching module 3 and a display module 4, respectively, and the switching module 3 is connected to an image acquisition module 5. The visual level monitoring module is used for collecting data, the control module is used for carrying out data analysis and judging whether the visual level is switched to a rear view mode or not in order to select, the warning module is used for reminding a user of switching the rear view mode, the switching module is used for switching the rear view mode and comprises a manual opening mode and an automatic opening mode, the display module is used for displaying images collected by the streaming media camera device, and the image collecting module is used for collecting rear images of the side of the vehicle.
As shown in fig. 2 and fig. 3, the image acquisition module includes an external rear view mirror 5.1 and a streaming media camera device 5.2, one end of the streaming media camera device 5.2 is provided with a camera, the other end is connected with a control shaft of the switching module 3, and the external rear view mirror 5.1 is connected with the control shaft of the switching module 3. And the switching between the external rearview mirror and the streaming media camera device is controlled by the control shaft. The display device 4 comprises a display screen arranged inside the automobile, and the display screen is connected with the streaming media camera device 5.2. The display screen displays the images collected by the streaming media camera device on the display screen.
The visual level monitoring module 1 comprises a first camera 1.1 arranged at the top of the driver's seat and a second camera 1.2 arranged at the outer edge of the outer rearview mirror 5.1, wherein the second camera faces the mirror surface of the outer rearview mirror 5.1. The second camera is a wide-angle camera, and whether the surface of the mirror surface is shielded or not is judged by collecting mirror surface images. The temperature and humidity sensor is arranged in the vehicle and the environment temperature and humidity sensor is arranged in the vehicle. Temperature and humidity sensors in the vehicle and environment temperature and humidity sensors collect temperature and humidity data to assist in judging visual levels.
A method of operating a convertible rearview system, comprising the steps of:
s1, judging the visual level through the visual level monitoring module 1;
s11 the first camera 1.1 makes a first visual level determination by observing the appearance of the rearview mirror;
and S12, performing primary visual level auxiliary judgment according to the temperature and humidity sensor inside the automobile and the temperature and humidity sensor outside the automobile. The first visual level auxiliary judgment specifically comprises the following steps: if the first visible level is judged to be low, judging the difference between the internal temperature and the external temperature and humidity according to the internal temperature and humidity sensor and the external temperature and humidity sensor, and if the difference between the internal temperature and the external temperature is large and the humidity is large, judging that the visible level is low due to fogging; if the temperature difference between the inside and the outside is small and the humidity is large, the visible level is judged to be low due to water drop shielding; if the humidity is low, the accidental shielding is judged, and the visible level is not judged to be low.
S13 the second camera 1.2 carries out the second visual level judgment by observing the mirror reflection image of the rearview mirror;
and S14, if the visual level is low at any time, judging that the visual level is low. The visual level is judged to be low either time of the first visual level and the second visual level, and the visual level is judged to be low as a result.
S2 if the visual level is low, the warning module 6 reminds the driver to switch the rear view mode, reminds the driver that the time requirement exists, and asks the driver to complete the switching of the rear view mode within the reminding time.
S3, if the switching is not performed within the reminding time and the invisible level is not increased, the switching is performed automatically; if the switching is not carried out within the reminding time and the invisible level is not improved, the driver can not switch manually, the automatic switching is carried out, and the back vision is realized through the streaming media camera device.
S4 when the visual level is optimized, the driver is reminded to switch the rear view mode. If the driver does not switch, automatic switching is not carried out, and potential safety hazards caused by the fact that the driver is observed due to the influence of the switching process are avoided.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the invention as defined in the appended claims.
Although the terms visual level monitoring module, control module, etc. are used more herein, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed as being without limitation to any additional limitations that may be imposed by the spirit of the present invention.

Claims (10)

1. The convertible rearview system is characterized by comprising a visual level monitoring module (1), a control module (2) and an alarm module (6) which are sequentially connected, wherein the control module (2) is respectively connected with a switching module (3) and a display module (4), and the switching module (3) is connected with an image acquisition module (5).
2. A convertible rearview system as claimed in claim 1, characterized in that said image capturing module comprises an exterior rearview mirror (5.1) and a streaming media camera (5.2), said streaming media camera (5.2) having a camera at one end and being connected to the control shaft of the switching module (3) at the other end, said exterior rearview mirror (5.1) being connected to the control shaft of the switching module (3).
3. A convertible rearview system as claimed in claim 2, characterized in that said visual level monitoring module (1) comprises a first camera (1.1) arranged on top of the driver's seat and a second camera (1.2) arranged at the outer edge of the exterior rearview mirror (5.1), said second camera facing the mirror surface of the exterior rearview mirror (5.1).
4. The convertible rearview system and method of claim 1 or 3, wherein the visual level monitoring module (1) further comprises an in-vehicle temperature and humidity sensor disposed in the vehicle and an environmental temperature and humidity sensor disposed in the vehicle.
5. A convertible rearview system as claimed in claim 2, characterized in that said display means (4) comprises a display screen arranged in the interior of the vehicle, said display screen being connected to the streaming camera means (5.2).
6. A method of operating a convertible rearview system, comprising the steps of:
s1, judging the visual level through the visual level monitoring module (1);
s2, if the visual level is low, the warning module (6) reminds the driver to switch the rear view mode;
s3, if the switching is not performed within the reminding time and the invisible level is not increased, the switching is performed automatically;
s4 when the visual level is optimized, the driver is reminded to switch the rear view mode.
7. The method as claimed in claim 6, wherein the step 1 of determining the visual level comprises:
s11 the first camera (1.1) carries out the first visible level judgment by observing the appearance of the rearview mirror;
s12, performing primary visual level auxiliary judgment according to the temperature and humidity sensor inside the automobile and the temperature and humidity sensor outside the automobile;
s13 the second camera (1.2) carries out the second visual level judgment by observing the mirror reflection image of the rearview mirror;
and S14, if the visual level is low at any time, judging that the visual level is low.
8. The operating method of a convertible rear-view system as claimed in claim 7, wherein the step S12 of first auxiliary judgment of the visual level specifically includes: if the first visible level is judged to be low, judging the difference between the internal temperature and the external temperature and humidity according to the internal temperature and humidity sensor and the external temperature and humidity sensor, and if the difference between the internal temperature and the external temperature is large and the humidity is large, judging that the visible level is low due to fogging; if the temperature difference between the inside and the outside is small and the humidity is large, the visible level is judged to be low due to water drop shielding; and if the humidity is low, judging that the shielding is accidental.
9. The method as claimed in claim 6, wherein the step S3 is performed automatically if the switching is not performed within the reminding time and the level of non-visibility is not increased, and the driver cannot switch the switching manually, so as to realize the rear view by the streaming media camera device.
10. The method as claimed in claim 6, wherein the step S4 is to remind the driver to switch the rear view mode when the visibility level is optimized, and if the driver is not switched, the driver does not switch automatically, thereby avoiding the safety hazard caused by the switching process affecting the driver' S view.
CN202110320867.5A 2021-03-25 2021-03-25 Convertible rearview system and method Active CN113043954B (en)

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Publication number Priority date Publication date Assignee Title
CN113859127A (en) * 2021-09-28 2021-12-31 惠州华阳通用智慧车载系统开发有限公司 Mode switching method for electronic rearview mirror

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113859127A (en) * 2021-09-28 2021-12-31 惠州华阳通用智慧车载系统开发有限公司 Mode switching method for electronic rearview mirror
CN113859127B (en) * 2021-09-28 2023-07-07 惠州华阳通用智慧车载系统开发有限公司 Electronic rearview mirror mode switching method

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