CN112277594A - Control method and system for sun-shading curtain of vehicle skylight - Google Patents
Control method and system for sun-shading curtain of vehicle skylight Download PDFInfo
- Publication number
- CN112277594A CN112277594A CN202011184439.6A CN202011184439A CN112277594A CN 112277594 A CN112277594 A CN 112277594A CN 202011184439 A CN202011184439 A CN 202011184439A CN 112277594 A CN112277594 A CN 112277594A
- Authority
- CN
- China
- Prior art keywords
- vehicle
- passenger
- face
- image data
- controlling
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60J—WINDOWS, WINDSCREENS, NON-FIXED ROOFS, DOORS, OR SIMILAR DEVICES FOR VEHICLES; REMOVABLE EXTERNAL PROTECTIVE COVERINGS SPECIALLY ADAPTED FOR VEHICLES
- B60J7/00—Non-fixed roofs; Roofs with movable panels, e.g. rotary sunroofs
- B60J7/0007—Non-fixed roofs; Roofs with movable panels, e.g. rotary sunroofs moveable head-liners, screens, curtains or blinds for ceilings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R16/00—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for
- B60R16/02—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements
- B60R16/037—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements for occupant comfort, e.g. for automatic adjustment of appliances according to personal settings, e.g. seats, mirrors, steering wheel
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
Abstract
The invention discloses a control method and a system of a vehicle skylight sunshade curtain, wherein the method comprises the steps of acquiring image data in a vehicle in real time; when the automatic control mode of the sun-shading curtain operates, judging whether the passenger carrying condition of the vehicle is met according to a pre-established passenger identification model and the image data; when the passenger carrying condition is met, extracting corresponding face image information in the image data; calculating the eye closing time of the corresponding passenger and the effective eye closing times in unit time based on the facial image information, and determining the sleeping state of the passenger according to the eye closing times; and controlling the opening or closing of the corresponding skylight sunshade curtain of the vehicle in the sleeping state. The control method and the system for the vehicle skylight sunshade curtain provided by the embodiment of the invention realize perception judgment and analysis of the state in the vehicle, do not need manual operation of a driver or passengers, do not need subjective judgment, and promote the intelligent process of the vehicle skylight sunshade curtain control.
Description
Technical Field
The invention relates to the technical field of vehicle control, in particular to a control method and a control system of a sun-shading curtain of a vehicle skylight.
Background
The vehicle skylight is installed on the roof, can increase fresh air's entering, promotes the interior circulation of air of car, effectively reduces the interior noise of car, also can let the passenger enjoy bigger illumination area simultaneously, and the field of vision is opened, alleviates the oppression sense of long-distance taking, improves and takes experience.
With frequent occurrence of extreme weather, high temperature and strong sunlight can enter an in-vehicle space through a vehicle skylight, so that the temperature of the in-vehicle space is increased sharply, a driver can be sunburned or the rest of passengers is influenced, and the riding experience is reduced.
At present, whether the sun-shading is needed to be subjectively judged by passengers or drivers for the sun-shading curtain of the vehicle skylight, then the sun-shading curtain is manually controlled to be opened or closed, the control efficiency is low, the operation is inconvenient, the attention of the drivers can be dispersed if the sun-shading curtain is manually operated by the drivers in person, the damage is caused to the driving safety, in the long-distance driving process, passengers in the vehicle can sleep easily, the sun-shading curtain can not be effectively controlled in time, the temperature of the space in the vehicle under strong light is increased sharply, and the rest of the passengers is influenced.
Disclosure of Invention
The invention provides a control method and a control system for a vehicle skylight sunshade curtain, which are used for solving the technical problems of low control efficiency and inconvenient operation of the conventional vehicle skylight sunshade curtain.
In order to solve the above technical problem, an embodiment of the present invention provides a method for controlling a sun visor of a vehicle sunroof, including:
acquiring image data in the vehicle in real time;
when the automatic control mode of the sun-shading curtain operates, judging whether the passenger carrying condition of the vehicle is met according to a pre-established passenger identification model and the image data;
when the passenger carrying condition is met, extracting corresponding face image information in the image data;
calculating the eye closing time of the corresponding passenger and the effective eye closing times in unit time based on the facial image information, and determining the sleeping state of the passenger according to the eye closing times;
and controlling the opening or closing of the corresponding skylight sunshade curtain of the vehicle in the sleeping state.
As one of the preferable solutions, the establishment of the passenger identification model includes:
acquiring an original image set of a non-driver seat in the vehicle;
screening out coordinate points of a non-driver seat from the original image set as identification feature points;
training the recognition feature points based on a neural network technology;
and constructing the passenger recognition model by the trained recognition feature points.
As one preferable scheme, the step of extracting the face image information corresponding to the image data when the passenger carrying condition is satisfied includes:
according to the passenger identification model, when a passenger is identified on a non-driver seat, judging that the passenger carrying condition of the vehicle is met;
acquiring an original face image set;
screening out head features from the original face image set as face feature points;
training the face characteristic points based on a neural network technology to construct a face recognition model;
and extracting corresponding face image information in the image data based on the face recognition model.
As one preferable scheme, the step of controlling the opening or closing of the corresponding sunroof screen of the vehicle in the sleep state includes:
when the sleeping state of the passenger is clear, controlling the opening of a corresponding skylight sunshade curtain of the vehicle;
when the sleeping state of the passenger is judged to be falling asleep, controlling the closing of the sun-shading curtain of the corresponding skylight of the vehicle; wherein the closing of the vehicle corresponding to the sunroof shade comprises: the vehicle is closed corresponding to the whole skylight sunshade curtain, and the vehicle is closed corresponding to the part of the skylight sunshade curtain.
As one preferable scheme, the step of controlling the closing of the sun blind corresponding to the sunroof of the vehicle when it is determined that the sleeping state of the passenger is asleep includes:
respectively acquiring the coordinates of an in-vehicle illumination area in the image data and the coordinates of a face position in the face image information;
calculating the coincidence degree and the coincidence time of the coordinates of the illumination area in the vehicle and the coordinates of the position of the human face;
controlling the corresponding skylight sunshade curtain of the vehicle to execute at least one of the following actions based on the coincidence degree of the face position coordinates and the coincidence time: open, fully closed, or partially closed.
Another embodiment of the present invention provides a control system for a sunroof blind of a vehicle, including an image capturing device and a controller, the controller configured to:
receiving image data sent by the image acquisition device in the vehicle;
when the automatic control mode of the sun-shading curtain operates, judging whether the passenger carrying condition of the vehicle is met according to a pre-established passenger identification model and the image data;
when the passenger carrying condition is met, extracting corresponding face image information in the image data;
calculating the eye closing time of the corresponding passenger and the effective eye closing times in unit time based on the facial image information, and determining the sleeping state of the passenger according to the eye closing times;
and controlling the opening or closing of the corresponding skylight sunshade curtain of the vehicle in the sleeping state.
As one of the preferable schemes, the controller is further configured to:
acquiring an original image set of a non-driver seat in the vehicle;
screening out coordinate points of a non-driver seat from the original image set as identification feature points;
training the recognition feature points based on a neural network technology;
and constructing the passenger recognition model by the trained recognition feature points.
As one of the preferable schemes, the controller is further configured to:
according to the passenger identification model, when a passenger is identified on a non-driver seat, judging that the passenger carrying condition of the vehicle is met;
acquiring an original face image set;
screening out head features from the original face image set as face feature points;
training the face characteristic points based on a neural network technology to construct a face recognition model;
and extracting corresponding face image information in the image data based on the face recognition model.
As one of the preferable schemes, the controller is further configured to:
when the sleeping state of the passenger is clear, controlling the opening of a corresponding skylight sunshade curtain of the vehicle;
when the sleeping state of the passenger is judged to be falling asleep, controlling the closing of the sun-shading curtain of the corresponding skylight of the vehicle; wherein the closing of the vehicle corresponding to the sunroof shade comprises: the vehicle is closed corresponding to the whole skylight sunshade curtain, and the vehicle is closed corresponding to the part of the skylight sunshade curtain.
As one of the preferable schemes, the controller is further configured to:
respectively acquiring the coordinates of an in-vehicle illumination area in the image data and the coordinates of a face position in the face image information;
calculating the coincidence degree and the coincidence time of the coordinates of the illumination area in the vehicle and the coordinates of the position of the human face;
controlling the corresponding skylight sunshade curtain of the vehicle to execute at least one of the following actions based on the coincidence degree of the face position coordinates and the coincidence time: open, fully closed, or partially closed.
Compared with the prior art, the method and the device have the advantages that image data reflecting the state in the vehicle are collected in real time, the sleeping state of a passenger is judged in real time, the sunshade curtain of the vehicle skylight is effectively controlled in time, the sensing, the judgment and the analysis of the state in the vehicle are realized, decision control is carried out, manual operation of a driver or the passenger is not needed, subjective judgment is not needed, intelligent autonomous control of the sunshade curtain of the vehicle skylight is realized, the attention of the driver cannot be dispersed in the whole control strategy, the sleeping state of the passenger is guaranteed, the control efficiency of the sunshade curtain of the vehicle is improved, the intelligent process of control of the sunshade curtain of the vehicle skylight is promoted, and convenient and comfortable driving experience is brought to the driver and the passenger.
Drawings
FIG. 1 is a schematic flow chart of a method for controlling a sun visor for a vehicle sunroof in accordance with one embodiment of the present invention;
FIG. 2 is a control logic diagram of a vehicle sun visor in one embodiment of the present invention;
FIG. 3 is a control logic diagram for controlling a shade based on face position in one embodiment of the present invention;
FIG. 4 is a schematic structural diagram of a control system for a sunroof shade of a vehicle in one embodiment of the present invention;
the method comprises the following steps of 1, an image acquisition device; 2. a controller; 3. the sunshade screen controls the switch.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present application, the terms "first", "second", "third", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of technical features indicated. Thus, features defined as "first," "second," "third," etc. may explicitly or implicitly include one or more of the features. In the description of the present application, "a plurality" means two or more unless otherwise specified.
In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.
In the description of the present application, it is to be noted that, unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention, as those skilled in the art will recognize the specific meaning of the terms used in the present application in a particular context.
An embodiment of the present invention provides a method for controlling a sun visor of a vehicle sunroof, and specifically, referring to fig. 1, fig. 1 is a schematic flow chart of a method for controlling a sun visor of a vehicle sunroof according to an embodiment of the present invention, where the method includes:
s1, acquiring image data in the vehicle in real time, wherein the image data at least comprises images or video streams;
s2, when the sunshade curtain automatically controls the mode operation, judging whether the passenger carrying condition of the vehicle is satisfied according to the pre-established passenger identification model and the image data; wherein, when the sunshade screen is opened, the automatic control mode of the sunshade screen is entered;
s3, when the passenger carrying condition is met, extracting corresponding face image information in the image data; the face image information at least comprises image information of eye parts of a face;
s4, calculating the eye closing time and the effective eye closing times in unit time of the corresponding passenger based on the facial image information, and determining the sleeping state of the passenger according to the eye closing time and the effective eye closing times; preferably, the sleeping state of the passenger is judged to be falling asleep, for example, when the duration of the closed eyes of the passenger reaches a preset time threshold interval, for example, between 10 seconds and 2 minutes.
And S5, controlling the opening or closing of the corresponding skylight sunshade of the vehicle in the sleeping state.
It should be noted that the vehicle skylight, especially the panoramic skylight has many advantages, the opening area is large, the air in the vehicle can be kept fresh, and the peculiar smell in the vehicle can be rapidly removed; people in the automobile can obtain better visual enjoyment when looking up through the skylight; when the vehicle runs at a high speed, the noise in the vehicle can be more effectively reduced relative to the side window; the vehicle skylight also can reduce the temperature in the vehicle rapidly and improve the heat dissipation effect under the insolation environment. However, the advantages and disadvantages of the prior art are certainly achieved, the vehicle skylight is no exception, the control efficiency of the existing vehicle skylight sunshade curtain is low, the operation is inconvenient, and in order to solve the problems, the inventor finds through a large number of experimental researches that the control strategy configured in the embodiment of the invention can realize the intelligent autonomous control of the vehicle skylight sunshade curtain, so that the convenient and comfortable driving experience is brought to drivers and passengers.
The sunshade in the embodiment of the present invention is preferably a motorized sunshade to which a corresponding control motor is connected to perform the opening or closing motion. In addition, the opening of the automatic sunshade curtain control mode can read the opening and closing state of the sunshade curtain switch through a vehicle interface, for example, information of an OBD (On Board Diagnostics) interface is read, whether the sunshade curtain is opened or not is judged, and accordingly the sunshade curtain automatic control mode is entered. Of course, a corresponding function switch can be arranged on a vehicle console or a multifunctional steering wheel to select the function to be switched on or switched off, and the automatic control mode of the sun shade can be correspondingly entered only by switching on the function switch.
Preferably, in the above embodiment, the passenger identification model is specifically constructed by:
s21, acquiring an original image set of a non-driver seat in the vehicle;
s22, screening out coordinate points of non-driver seats from the original image set as identification feature points;
s23, training the recognition feature points based on a neural network technology;
and S24, constructing the passenger recognition model by the trained recognition feature points.
The original image set comprises image data of a non-driver seat in a vehicle when a person exists and image data of a non-driver seat in the vehicle when the person does not exist, the images are used as a training set to train a neural network model, a passenger identification model is obtained through the processing, relative position coordinates of images of a rear seat and a passenger seat in the whole vehicle in-vehicle image are recorded in the passenger identification model, partial images on corresponding positions are extracted according to the relative position coordinates, and the partial images are compared with the images of the non-driver seat in the vehicle to determine whether the person exists on the rear seat and the passenger seat, so that data support is provided for whether passenger carrying conditions of a subsequent vehicle are met.
Preferably, in the above embodiment, step S3: when the passenger carrying condition is met, the step of extracting the corresponding face image information in the image data comprises the following steps:
s31, judging that the passenger carrying condition of the vehicle is met when a passenger is identified on a non-driver seat according to the passenger identification model;
s32, acquiring an original face image set;
s33, screening head features from the original face image set to serve as face feature points;
s34, training the face characteristic points based on a neural network technology, and constructing a face recognition model;
and S35, extracting corresponding face image information in the image data based on the face recognition model.
Similar to the steps of the passenger identification model, the construction of the face identification model in the embodiment of the invention also depends on the neural network technology, and the face identification model is obtained by obtaining a large number of face images, extracting the characteristics of the head and training the neural network model.
Preferably, in the above embodiment, step S5: the step of controlling the opening or closing of the corresponding skylight sunshade of the vehicle in the sleeping state comprises the following steps:
s51, when the sleeping state of the passenger is clear, controlling the opening of a corresponding skylight sunshade of the vehicle;
s52, when the sleeping state of the passenger is judged to be falling asleep, controlling the sun-shading curtain of the corresponding skylight of the vehicle to be closed; wherein the closing of the vehicle corresponding to the sunroof shade comprises: the vehicle is closed corresponding to the whole skylight sunshade curtain, and the vehicle is closed corresponding to the part of the skylight sunshade curtain. In addition, in the embodiment of the present invention, it is preferable to perform a subsequent step of judging the corresponding sunroof blind of the vehicle according to the specific position of the sleeping passenger, for example, if the passenger who is a passenger enters a sleeping state, the blinds are controlled to be fully closed; if the passenger in the rear seat enters the sleeping state, the rear half part of the sunshade curtain is controlled to be closed. Of course, the specific control strategy needs to be specifically analyzed in combination with actual conditions due to the differences of different vehicle types, sizes, positions and numbers of skylights.
In the embodiment of the invention, the position of the face of the sleeping passenger can be specifically judged, and the sunshade curtain is controlled to be closed to the position which just completely shades the face of the passenger, so that the intelligent control of the sunshade curtain is realized. Preferably, the step S52: when judging that the sleeping state of the passenger is falling asleep, controlling the closing of the sun-shading curtain of the corresponding skylight of the vehicle, comprising the following steps of:
s521, respectively acquiring the coordinates of the illumination area in the vehicle and the coordinates of the face position in the face image information in the image data;
s522, calculating the coincidence degree and the coincidence time of the coordinates of the illumination area in the vehicle and the coordinates of the position of the human face;
s523, controlling the corresponding skylight sunshade curtain of the vehicle to execute at least one of the following actions based on the coincidence degree of the face position coordinates and the coincidence time: open, fully closed, or partially closed.
Specifically, referring to fig. 2, fig. 2 shows a control logic diagram of a sun visor of a vehicle sunroof according to an embodiment of the present invention, which includes capturing an image or a video stream of an interior space by a camera disposed on a vehicle rearview mirror, determining whether the sun visor of the vehicle is open, operating an automatic sun visor control mode when the sun visor is open, inputting image data of the interior space into a pre-established passenger identification model, determining whether a passenger is present in a rear seat and a passenger seat, determining that a passenger carrying condition is satisfied when detecting and identifying a passenger, extracting corresponding face image information from the image data, wherein the face image information at least includes an image of an eye portion of the passenger's face, calculating an eye closing time of the corresponding passenger and an effective eye closing number per unit time based on the face image information, and determining a sleeping state of the passenger, preferably, the face image information may be input into a preset classification model for determining whether to close the eyes, so as to obtain a result of whether to close the eyes of the face image, and when the result is to close the eyes, it is determined whether the eye closing time of the passenger continuously reaches a certain time threshold, so as to obtain the sleep state of the passenger, so that the controller issues a relevant instruction for controlling the sunshade curtain to automatically close according to the sleep state of the passenger, wherein, preferably, when the specific position of the sleeping passenger is the front passenger seat, the sunshade curtain is controlled to be completely closed, and when the specific position of the sleeping passenger is the rear seat, the rear half part of the sunshade curtain is controlled to be closed.
Specifically, referring to fig. 3, fig. 3 is a control logic diagram for controlling the sun shade based on the face position in the embodiment of the present invention, wherein the position of the sunlight irradiation area can be identified according to the light-darkness difference in the image data; judging whether the face position is located in the sunlight irradiation area or not according to the contact ratio, judging the duration time of the face in the sunlight irradiation area according to the contact time, wherein the contact ratio represents the area proportion of the face of a passenger under the irradiation of the sunlight, the contact time represents the sleeping time of the passenger under the irradiation of the sunlight, and providing a theoretical basis for the correct control of the sun shade and reducing misoperation through the calculation of the contact ratio and the contact time; when the coincidence degree and the coincidence time meet a preset threshold value, the sunshade curtain is controlled to be closed and moved until the position coordinates of the face are completely outside the position of the sunlight irradiation area, and the sunshade curtain is indicated to shield the sunlight of the direct-irradiation face; when the face position coordinate is always completely outside the position of the sunlight irradiation area, the controller can quit the control program, otherwise, the sun-shading curtain is continuously controlled to move.
Another embodiment of the present invention provides a control system for a vehicle sunroof blind, specifically, referring to fig. 4, fig. 4 is a schematic structural diagram of the control system for a vehicle sunroof blind according to the embodiment of the present invention, where the control system includes an image capturing device 1 and a controller 2 (a blind control switch 3 is also shown in the figure), and the controller 2 is configured to:
receiving image data sent by the image acquisition device in the vehicle;
when the automatic control mode of the sun-shading curtain operates, judging whether the passenger carrying condition of the vehicle is met according to a pre-established passenger identification model and the image data;
when the passenger carrying condition is met, extracting corresponding face image information in the image data;
calculating the eye closing time of the corresponding passenger and the effective eye closing times in unit time based on the facial image information, and determining the sleeping state of the passenger according to the eye closing times;
and controlling the opening or closing of the corresponding skylight sunshade curtain of the vehicle in the sleeping state.
It should be noted that, in the embodiment of the present invention, the image capturing device 1 is preferably a camera, and in order to capture the image of the inside of the vehicle more comprehensively, it is preferably a wide-angle camera, for example, a wide-angle camera with a shooting angle of 160 degrees or more, which is connected to the controller, and furthermore, the installation position of the camera is determined by the specific vehicle type and the viewing angle, and is preferably installed on the inside rear view mirror.
Preferably, the sun-shading curtain of the vehicle skylight is also provided with a sun-shading curtain control switch, and the control switch is preferably arranged on an instrument panel in the vehicle, so that the operation of a driver is facilitated. The controller in the embodiment of the invention not only controls the sunshade to be automatically closed, but also is connected with the camera and the sunshade switch, preferably, the controller can be an existing vehicle machine, a camera interface and a control program are added on the existing vehicle machine, or an integrated machine integrating the camera and a controller processing chip is also available, and an output interface is connected with the sunshade control switch through wired or wireless Bluetooth.
Preferably, in the above embodiment, the controller 2 is further configured to:
acquiring an original image set of a non-driver seat in the vehicle;
screening out coordinate points of a non-driver seat from the original image set as identification feature points;
training the recognition feature points based on a neural network technology;
and constructing the passenger recognition model by the trained recognition feature points.
Preferably, in the above embodiment, the controller 2 is further configured to:
according to the passenger identification model, when a passenger is identified on a non-driver seat, judging that the passenger carrying condition of the vehicle is met;
acquiring an original face image set;
screening out head features from the original face image set as face feature points;
training the face characteristic points based on a neural network technology to construct a face recognition model;
and extracting corresponding face image information in the image data based on the face recognition model.
Preferably, in the above embodiment, the controller 2 is further configured to:
when the sleeping state of the passenger is clear, controlling the opening of a corresponding skylight sunshade curtain of the vehicle;
when the sleeping state of the passenger is judged to be falling asleep, controlling the closing of the sun-shading curtain of the corresponding skylight of the vehicle; wherein the closing of the vehicle corresponding to the sunroof shade comprises: the vehicle is closed corresponding to the whole skylight sunshade curtain, and the vehicle is closed corresponding to the part of the skylight sunshade curtain.
Preferably, in the above embodiment, the controller 2 is further configured to:
respectively acquiring the coordinates of an in-vehicle illumination area in the image data and the coordinates of a face position in the face image information;
calculating the coincidence degree and the coincidence time of the coordinates of the illumination area in the vehicle and the coordinates of the position of the human face;
controlling the corresponding skylight sunshade curtain of the vehicle to execute at least one of the following actions based on the coincidence degree of the face position coordinates and the coincidence time: open, fully closed, or partially closed.
The control method and the system for the vehicle skylight sunshade curtain provided by the embodiment of the invention can be used for acquiring image data reflecting the state in the vehicle in real time, judging the sleeping state of a passenger in real time, effectively controlling the vehicle skylight sunshade curtain in time, realizing the perception, judgment and analysis of the state in the vehicle and decision control, realizing the intelligent autonomous control of the vehicle skylight sunshade curtain without manual operation of a driver or the passenger and relying on subjective judgment, ensuring the sleeping state of the passenger without dispersing the attention of the driver by the whole control strategy, improving the control efficiency of the vehicle skylight sunshade curtain, promoting the intelligent process of the vehicle skylight sunshade curtain control, and bringing convenient and comfortable driving experience to a driver and the passenger.
While the foregoing is directed to the preferred embodiment of the present invention, 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.
Claims (10)
1. A control method of a sun visor for a vehicle sunroof, comprising:
acquiring image data in the vehicle in real time;
when the automatic control mode of the sun-shading curtain operates, judging whether the passenger carrying condition of the vehicle is met according to a pre-established passenger identification model and the image data;
when the passenger carrying condition is met, extracting corresponding face image information in the image data;
calculating the eye closing time of the corresponding passenger and the effective eye closing times in unit time based on the facial image information, and determining the sleeping state of the passenger according to the eye closing times;
and controlling the opening or closing of the corresponding skylight sunshade curtain of the vehicle in the sleeping state.
2. The control method of a vehicle sun blind according to claim 1, wherein the establishment of the passenger identification model includes:
acquiring an original image set of a non-driver seat in the vehicle;
screening out coordinate points of a non-driver seat from the original image set as identification feature points;
training the recognition feature points based on a neural network technology;
and constructing the passenger recognition model by the trained recognition feature points.
3. The method for controlling a sun visor of a vehicle sunroof blind according to claim 1, wherein the extracting of the corresponding face image information in the image data when the passenger carrying condition is satisfied includes:
according to the passenger identification model, when a passenger is identified on a non-driver seat, judging that the passenger carrying condition of the vehicle is met;
acquiring an original face image set;
screening out head features from the original face image set as face feature points;
training the face characteristic points based on a neural network technology to construct a face recognition model;
and extracting corresponding face image information in the image data based on the face recognition model.
4. The method of controlling a sunroof shade of a vehicle according to claim 1, wherein the step of controlling the opening or closing of a sunroof shade corresponding to the vehicle in the sleep state includes:
when the sleeping state of the passenger is clear, controlling the opening of a corresponding skylight sunshade curtain of the vehicle;
when the sleeping state of the passenger is judged to be falling asleep, controlling the closing of the sun-shading curtain of the corresponding skylight of the vehicle; wherein the closing of the vehicle corresponding to the sunroof shade comprises: the vehicle is closed corresponding to the whole skylight sunshade curtain, and the vehicle is closed corresponding to the part of the skylight sunshade curtain.
5. The method of controlling a sunroof shade of a vehicle according to claim 4, wherein the step of controlling the closing of a sunroof shade of a vehicle when the sleeping state of the passenger is judged to be asleep comprises:
respectively acquiring the coordinates of an in-vehicle illumination area in the image data and the coordinates of a face position in the face image information;
calculating the coincidence degree and the coincidence time of the coordinates of the illumination area in the vehicle and the coordinates of the position of the human face;
controlling the corresponding skylight sunshade curtain of the vehicle to execute at least one of the following actions based on the coincidence degree of the face position coordinates and the coincidence time: open, fully closed, or partially closed.
6. A control system for a vehicle sun visor comprising an image capture device and a controller, wherein the controller is configured to:
receiving image data sent by the image acquisition device in the vehicle;
when the automatic control mode of the sun-shading curtain operates, judging whether the passenger carrying condition of the vehicle is met according to a pre-established passenger identification model and the image data;
when the passenger carrying condition is met, extracting corresponding face image information in the image data;
calculating the eye closing time of the corresponding passenger and the effective eye closing times in unit time based on the facial image information, and determining the sleeping state of the passenger according to the eye closing times;
and controlling the opening or closing of the corresponding skylight sunshade curtain of the vehicle in the sleeping state.
7. The control system of a vehicle sun visor of claim 6, wherein the controller is further configured to:
acquiring an original image set of a non-driver seat in the vehicle;
screening out coordinate points of a non-driver seat from the original image set as identification feature points;
training the recognition feature points based on a neural network technology;
and constructing the passenger recognition model by the trained recognition feature points.
8. The control system of a vehicle sun visor of claim 6, wherein the controller is further configured to:
according to the passenger identification model, when a passenger is identified on a non-driver seat, judging that the passenger carrying condition of the vehicle is met;
acquiring an original face image set;
screening out head features from the original face image set as face feature points;
training the face characteristic points based on a neural network technology to construct a face recognition model;
and extracting corresponding face image information in the image data based on the face recognition model.
9. The control system of a vehicle sun visor of claim 6, wherein the controller is further configured to:
when the sleeping state of the passenger is clear, controlling the opening of a corresponding skylight sunshade curtain of the vehicle;
when the sleeping state of the passenger is judged to be falling asleep, controlling the closing of the sun-shading curtain of the corresponding skylight of the vehicle; wherein the closing of the vehicle corresponding to the sunroof shade comprises: the vehicle is closed corresponding to the whole skylight sunshade curtain, and the vehicle is closed corresponding to the part of the skylight sunshade curtain.
10. The control system of a vehicle sun visor of claim 9, wherein the controller is further configured to:
respectively acquiring the coordinates of an in-vehicle illumination area in the image data and the coordinates of a face position in the face image information;
calculating the coincidence degree and the coincidence time of the coordinates of the illumination area in the vehicle and the coordinates of the position of the human face;
controlling the corresponding skylight sunshade curtain of the vehicle to execute at least one of the following actions based on the coincidence degree of the face position coordinates and the coincidence time: open, fully closed, or partially closed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011184439.6A CN112277594B (en) | 2020-10-29 | 2020-10-29 | Control method and system for sun-shading curtain of vehicle skylight |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011184439.6A CN112277594B (en) | 2020-10-29 | 2020-10-29 | Control method and system for sun-shading curtain of vehicle skylight |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112277594A true CN112277594A (en) | 2021-01-29 |
| CN112277594B CN112277594B (en) | 2022-04-26 |
Family
ID=74352492
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011184439.6A Active CN112277594B (en) | 2020-10-29 | 2020-10-29 | Control method and system for sun-shading curtain of vehicle skylight |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112277594B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112977013A (en) * | 2021-02-24 | 2021-06-18 | 东风商用车有限公司 | Automatic sensing sunshade method and system for commercial vehicle |
| US20220161803A1 (en) * | 2020-11-24 | 2022-05-26 | Hyundai Motor Company | Vehicle and Control Method Thereof |
| CN114802540A (en) * | 2022-04-28 | 2022-07-29 | 中国第一汽车股份有限公司 | Sound evaluation design method for automobile skylight sunshade curtain system |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104108357A (en) * | 2013-04-18 | 2014-10-22 | 福特全球技术公司 | Occupant Presence Detection And Identification |
| CN208021153U (en) * | 2018-01-29 | 2018-10-30 | 重庆联雄汽车零部件有限公司 | A kind of gesture induction skylight regulating system with sunshade |
| CN109131167A (en) * | 2018-08-03 | 2019-01-04 | 百度在线网络技术（北京）有限公司 | Method for controlling a vehicle and device |
| CN109263444A (en) * | 2018-08-09 | 2019-01-25 | 佛山安与科技有限公司 | A kind of Vehicular intelligent diaphragm system |
-
2020
- 2020-10-29 CN CN202011184439.6A patent/CN112277594B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104108357A (en) * | 2013-04-18 | 2014-10-22 | 福特全球技术公司 | Occupant Presence Detection And Identification |
| CN208021153U (en) * | 2018-01-29 | 2018-10-30 | 重庆联雄汽车零部件有限公司 | A kind of gesture induction skylight regulating system with sunshade |
| CN109131167A (en) * | 2018-08-03 | 2019-01-04 | 百度在线网络技术（北京）有限公司 | Method for controlling a vehicle and device |
| CN109263444A (en) * | 2018-08-09 | 2019-01-25 | 佛山安与科技有限公司 | A kind of Vehicular intelligent diaphragm system |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20220161803A1 (en) * | 2020-11-24 | 2022-05-26 | Hyundai Motor Company | Vehicle and Control Method Thereof |
| CN112977013A (en) * | 2021-02-24 | 2021-06-18 | 东风商用车有限公司 | Automatic sensing sunshade method and system for commercial vehicle |
| CN114802540A (en) * | 2022-04-28 | 2022-07-29 | 中国第一汽车股份有限公司 | Sound evaluation design method for automobile skylight sunshade curtain system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112277594B (en) | 2022-04-26 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN112277594B (en) | Control method and system for sun-shading curtain of vehicle skylight | |
| CN103253214B (en) | A kind of vehicle dormer window intelligent regulating system and method | |
| CN109367363B (en) | Method and system for purifying smoke in vehicle | |
| CN105966357A (en) | Control method and device of vehicle as well as vehicle | |
| CN110834523A (en) | Self-adaptive electronic sun shield and control method thereof | |
| CN105437906A (en) | Directional climate control system with infrared targeting | |
| CN110722962B (en) | Vehicle air purification method and device and vehicle | |
| CN107323338A (en) | Vehicle turn light control system, control method and vehicle | |
| CN111186277B (en) | Method and device for monitoring air quality in vehicle | |
| CN105644476B (en) | A kind of personal vehicle system self-adaptation control method | |
| CN113059986B (en) | High on-vehicle sunshade screen device that passes through of intelligence | |
| CN112141027B (en) | Vehicle window control method and system and vehicle | |
| CN111216682A (en) | Face recognition automobile unlocking system | |
| CN112160668B (en) | Vehicle window control method and device and unmanned vehicle | |
| CN112208469B (en) | Automobile driver sight management system | |
| CN109403778A (en) | Vehicle window control method and device | |
| CN208559320U (en) | Driving assistance system | |
| JP2007001464A (en) | Air conditioner controller and controlling method for vehicle | |
| CN113859152B (en) | Automatic sun-shading device control method | |
| CN213228235U (en) | Cabin environmental control system and driving | |
| CN109398041B (en) | Rain eyebrow assembly, vehicle control method, and computer-readable storage medium | |
| CN112977013A (en) | Automatic sensing sunshade method and system for commercial vehicle | |
| CN112829540A (en) | Cabin environment control system and method and travelling crane | |
| CN208789432U (en) | Environment inside car adjusts device | |
| CN111660757A (en) | Automobile side window defogging system and automobile comprising same |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |