CN115352386A - Seat position matching system, method and device, terminal and storage medium - Google Patents
Seat position matching system, method and device, terminal and storage medium Download PDFInfo
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- 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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
- B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
- B60N2/02—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable
- B60N2/0224—Non-manual adjustments, e.g. with electrical operation
- B60N2/02246—Electric motors therefor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
- B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
- B60N2/02—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable
- B60N2/0224—Non-manual adjustments, e.g. with electrical operation
- B60N2/0244—Non-manual adjustments, e.g. with electrical operation with logic circuits
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Abstract
The invention discloses a seat position matching method, a seat position matching device, a terminal and a storage medium, which belong to the technical field of vehicles and comprise the following steps: the image acquisition module is used for acquiring a driver image in real time and sending the driver image to the human body characteristic point positioning module; the human body characteristic point positioning module is used for determining driver related parameters according to the driver image and sending the driver related parameters to the optimal position analysis matching module; the optimal position analysis matching module is used for acquiring the relevant parameters of the driver, determining the optimal seat position according to the relevant parameters of the driver, determining various parameters of a regulating motor of the seat according to the optimal seat position and the current seat positioning, and sending the parameters to the seat regulating module; and the seat adjusting module is used for driving the motor to complete seat adjustment according to the parameters of each adjusting motor of the seat. The vehicle-mounted seat positioning system matches the C-NCAP regulation sitting posture with the ergonomics principle and the requirements of the related passive safety regulation, provides safer positioning for a driver, and considers view checking.
Description
Technical Field
The invention discloses a seat position matching method, a seat position matching device, a seat position matching terminal and a storage medium, and belongs to the technical field of vehicles.
Background
At present, car intellectualization is a great development trend, and it is a great development direction to reduce the driving difficulty of drivers as much as possible. At present, a considerable number of vehicle models are equipped with a seat position memory function, which can greatly reduce the trouble caused by two drivers (such as couples) exchanging driving positions, i.e. the comfortable seat positions do not need to be adjusted again. The function is mainly applied to the electric seat, the seat position record is called when the electric seat is used, and the position is recovered by utilizing the operation of the seat adjusting motor. While the fixed position of comfort habits still requires the driver to manually calibrate, in fact, the function still has no auxiliary function for the first adjustment of the seat position by the new driver.
Disclosure of Invention
The invention provides a seat position matching system, a seat position matching method, a seat position matching device, a seat position matching terminal and a storage medium, aiming at better matching a seat position for a driver and providing a safer seat positioning suggestion according to the body form and the body form of the driver. The seat position that is fit for the driver can effectively improve the security performance.
The technical scheme of the invention is as follows:
according to a first aspect of embodiments of the present invention, there is provided a seat position matching system including: the device comprises an image acquisition module, a human body characteristic point positioning module, an optimal position analysis matching module and a seat adjusting module;
the image acquisition module is used for acquiring a driver image in real time and sending the driver image to the human body characteristic point positioning module;
the human body characteristic point positioning module is used for determining driver related parameters according to the driver image and sending the driver related parameters to the optimal position analysis matching module;
the optimal position analysis matching module is used for acquiring the relevant parameters of the driver, determining the optimal seat position according to the relevant parameters of the driver, determining various parameters of a regulating motor of the seat according to the optimal seat position and the current seat positioning, and sending the parameters to the seat regulating module;
and the seat adjusting module is used for driving a motor to complete seat adjustment according to the parameters of each adjusting motor of the seat.
Preferably, the image acquisition module is further configured to calibrate the coordinate acquisition precision before acquiring the driver image in real time, and includes:
the image acquisition module is assembled on a test vehicle, and the seats are adjusted to a plurality of corresponding limit positions to respectively obtain a plurality of seat R points;
inputting coordinates of an upper lock catch of the left front door and an upper lock catch and a lower lock catch of the left rear door by using a three-coordinate measuring machine, and measuring the point coordinates to build a coordinate system of the vehicle body;
and bringing the R points of the seats into a vehicle body coordinate system to obtain vehicle body coordinate parameters of the R points of the seats so as to calibrate the coordinate accuracy of the image acquisition module.
Preferably, the image acquisition module is further configured to calibrate the length acquisition accuracy before acquiring the driver image in real time, and the driver-related parameters at least include: upper body length, leg length, and eyes.
Preferably, the seat adjusting module is further configured to perform spatial positioning calibration before completing seat adjustment by driving a motor according to parameters of each adjusting motor of the seat, determine an ideal eye elliptical coordinate range of the vehicle in a vehicle body coordinate system for a target vehicle type, and determine operation related parameters of a driver of the vehicle according to the ideal eye elliptical coordinate range of the vehicle.
Preferably, the vehicle driver operation related parameters at least include: the automobile driver seat R point motion range, the brake pedal coordinate, the seat back angle and the seat back position.
According to a second aspect of the embodiments of the present invention, there is provided a seat position matching method including:
acquiring the driver related parameters;
determining an optimal seat position based on the driver-related parameter;
and determining parameters of various adjusting motors of the seat according to the optimal seat position and the current seat position.
Preferably, the determining an optimal seat position according to the driver-related parameter comprises:
acquiring the eye coordinate and the crotch coordinate of a driver, and determining the back inclination angle of the driver according to the eye coordinate and the crotch coordinate of the driver;
the method comprises the steps of obtaining a thigh angle and a horizontal angle of a driver, and determining the horizontal position of a leg of the driver according to the thigh angle and the horizontal angle of the driver;
acquiring a driver knee coordinate and an accelerator pedal coordinate, and determining the distance between the driver knee and the accelerator pedal according to the driver knee coordinate and the accelerator pedal coordinate;
acquiring the eye coordinates of the driver, and judging whether the eye coordinates of the driver are in the ideal eye elliptical coordinate range of the vehicle:
when the driver seat position is the optimal seat position;
if not, executing the next step;
determining a circular track by taking the ankle of the right foot of the driver as an origin and the distance between the lower legs as a radius;
and adjusting the position of the seat in a circular track according to the eye coordinates of the driver and the ideal eye elliptical coordinate range of the vehicle until the eye coordinates of the driver are in the ideal eye elliptical coordinate range of the vehicle.
According to a second aspect of the embodiments of the present invention, there is provided a seat position matching device including:
the parameter acquisition module is used for acquiring the driver related parameters;
an analysis position module for determining an optimal seat position based on the driver-related parameters;
and the parameter determining module is used for determining parameters of various adjusting motors of the seat according to the optimal seat position and the current seat position.
According to a third aspect of the embodiments of the present invention, there is provided a terminal, including:
one or more processors;
a memory for storing the one or more processor-executable instructions;
wherein the one or more processors are configured to:
the method of the first aspect of the embodiments of the present invention is performed.
According to a fourth aspect of embodiments of the present invention, there is provided a non-transitory computer-readable storage medium, wherein instructions, when executed by a processor of a terminal, enable the terminal to perform the method of the first aspect of embodiments of the present invention.
According to a fifth aspect of embodiments of the present invention, there is provided an application program product, which, when running on a terminal, causes the terminal to perform the method of the first aspect of embodiments of the present invention.
The invention has the beneficial effects that:
the patent provides a seat position matching system, a method, a device, a terminal and a storage medium, C-NCAP (computer-controlled network access point) regulation sitting posture is matched through an ergonomic principle and related passive safety regulation requirements, safer positioning is provided for a driver, visual field checking is considered, the seat is adjusted without being limited to the traditional passenger comfort range, safety problems are further considered, visual field conditions approved by an OEM (original equipment manufacturer) are provided for the driver through a matching method of eye ellipse positioning, the seat position is matched by using related parameters of a vehicle body coordinate system provided by the OEM, the accuracy of seat position matching can be greatly improved, meanwhile, preset positions in the actual sitting position matching development process of the driver can be realized, and a plurality of passenger parameters are ensured to be verified through simulation checking.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the invention, as claimed.
Drawings
FIG. 1 is a block diagram illustrating a schematic configuration of a seat position matching system in accordance with an exemplary embodiment;
FIG. 2 is a flow chart illustrating a seat position matching method according to an exemplary embodiment;
FIG. 3 is a block diagram schematically illustrating a structure of a seat position matching device according to an exemplary embodiment;
fig. 4 is a schematic block diagram of a terminal structure shown in accordance with an example embodiment.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it is to be understood 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 invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; 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 meanings of the above terms in the present invention can be understood in a specific case to those of ordinary skill in the art.
Example one
Fig. 1 is a block diagram schematically illustrating a structure of a seat position matching system according to an exemplary embodiment, the system including: the device comprises an image acquisition module, a human body characteristic point positioning module, an optimal position analysis matching module and a seat adjusting module. The image acquisition module is used for acquiring a driver image in real time and sending the driver image to the human body characteristic point positioning module, the human body characteristic point positioning module is used for determining driver related parameters according to the driver image and sending the driver related parameters to the optimal position analysis matching module, and the driver related parameters at least comprise: upper body length, leg length, and eyes. The optimal position analysis matching module is used for acquiring the relevant parameters of the driver, determining the optimal seat position according to the relevant parameters of the driver, determining the parameters of each adjusting motor of the seat according to the optimal seat position and the current seat positioning and sending the parameters to the seat adjusting module, and the seat adjusting module is used for driving the motor to complete seat adjustment according to the parameters of each adjusting motor of the seat.
The image acquisition module is also used for calibrating coordinate acquisition precision and calibration length acquisition precision before acquiring the driver image in real time, and the calibration coordinate acquisition precision comprises the following specific steps:
and (3) installing the image acquisition module on the test vehicle, and adjusting the seats to a plurality of corresponding limit positions to respectively obtain a plurality of seat R points. And inputting coordinates of the left front door upper lock catch and the left rear door upper and lower lock catches by using a three-coordinate measuring machine, and measuring the point coordinates to build a vehicle body coordinate system. And measuring the lower lock catch coordinate of the left front door to check the system building precision, wherein if the error between the measured lower lock catch coordinate and the standard wool parameter is less than 2mm, the built coordinate system precision meets the use requirement. And bringing the R points of the plurality of seats into a vehicle body coordinate system to obtain vehicle body coordinate parameters of the R points of the plurality of seats so as to calibrate the coordinate accuracy of the image acquisition module.
The calibration length acquisition precision is that the upper half length and the leg length of a dummy are identified and data are exported by respectively placing a 95-percentile male dummy and a 5-percentile female dummy of a world dummy. And measuring the actual parameters of the dummy to calibrate the measurement precision.
The seat adjusting module is also used for carrying out space positioning calibration before the seat adjusting is completed by driving a motor according to various adjusting motor parameters of the seat, determining an ideal eye elliptical coordinate range of the vehicle in a vehicle body coordinate system aiming at a target vehicle type, and determining operation related parameters of a driver of the vehicle according to the ideal eye elliptical coordinate range of the vehicle. The vehicle driver operation related parameters at least comprise: the automobile driver seat R point motion range, the brake pedal coordinate, the seat back angle and the seat back position.
Example two
Fig. 2 is a flowchart illustrating a seat position matching method applied to a terminal according to an exemplary embodiment, the method including:
acquiring the eye coordinate and the crotch coordinate of a driver, and determining the back inclination angle of the driver according to the eye coordinate and the crotch coordinate of the driver; the seat back angle is first adjusted to make the driver's torso angle 23 deg. from vertical. The seat back angle recommendation is determined by referring to the HPM iron dummy spine angle of the driver position under the 50FRB frontal crash test condition in the C-NCAP regulation. The reasonable sitting posture can ensure the safety of the driver when collision happens on the premise of ensuring the comfort of the driver.
The thigh angle and the horizontal angle of a driver are obtained, and the horizontal position of the leg of the driver is determined according to the thigh angle and the horizontal angle of the driver; the angle is compared again to determine the seat adjustment parameter every time the seat is 20 mm. The thigh angle is determined according to the seat design when the vehicle body is developed, considering that the sports vehicle type and the off-road vehicle have certain difference in space.
Acquiring a knee coordinate and an accelerator pedal coordinate of a driver, and determining the distance between the knee of the driver and the pedal according to the knee coordinate and the accelerator pedal coordinate of the driver; adjusting the seat forward or backward approaches this distance to the driver's lower leg length.
Acquiring the eye coordinates of the driver, and judging whether the eye coordinates of the driver are in the ideal eye elliptical coordinate range of the vehicle:
and if the driver seat position is the optimal seat position, namely the driver vision condition meets the expected design of the vehicle, the adjustment is finished. The seat front/rear or high/low position is adjusted appropriately. The parameter adjustment should be less than 50mm to ensure the comfort of stepping on the accelerator pedal.
If not, executing the next step;
adjustment of the seat at this time requires consideration of the driver's normal use of the accelerator/brake pedal. Determining a circular track by taking the ankle of the right foot of the driver as an origin and the distance between the lower legs as a radius;
and adjusting the position of the seat in a circular track according to the eye coordinates of the driver and the ideal eye elliptical coordinate range of the vehicle until the eye coordinates of the driver are in the ideal eye elliptical coordinate range of the vehicle. In the whole process, whether the limb edge of the driver contacts with the vehicle or not needs to be identified at any time, for example, the head is overhead, if interference risks exist in a certain step, a certain space is reserved, and the next adjustment is executed.
And 103, determining parameters of each adjusting motor of the seat according to the optimal seat position and the current seat position.
The seat position matching method has the advantages that the C-NCAP regulation sitting posture is matched by meeting the requirements of ergonomics principles and related passive safety regulations, safer positioning is provided for a driver, visual field checking is considered, the seat is adjusted without being limited to the conventional passenger comfort range, safety problems are further considered, visual field conditions which can be approved by an OEM (original equipment manufacturer) are provided for the driver through a matching method of eye ellipse positioning, the seat position is matched by utilizing related parameters of a vehicle body coordinate system which can be provided by the OEM, the accuracy of seat position matching can be greatly improved, meanwhile, the preset position in the actual sitting position matching development process of the driver can be realized, and a plurality of passenger parameters are verified through simulation checking.
EXAMPLE III
Fig. 3 is a block diagram schematically illustrating a structure of a seat position matching apparatus according to an exemplary embodiment, the apparatus including:
an obtaining parameter module 210, configured to obtain the driver-related parameter;
an analysis position module 220 for determining an optimal seat position based on the driver-related parameters;
and a parameter determining module 230, configured to determine parameters of various adjustment motors of the seat according to the optimal seat position and the current seat position.
Example four
Fig. 4 is a block diagram of a terminal according to an embodiment of the present application, where the terminal may be the terminal in the foregoing embodiment. Generally, the terminal 300 includes: a processor 301 and a memory 302.
The processor 301 may include one or more processing cores, such as a 4-core processor, an 8-core processor, and so on. The processor 301 may be implemented in at least one hardware form of a DSP (Digital Signal Processing), an FPGA (Field-Programmable Gate Array), and a PLA (Programmable Logic Array). The processor 301 may also include a main processor and a coprocessor, where the main processor is a processor for Processing data in an awake state, and is also called a Central Processing Unit (CPU); a coprocessor is a low power processor for processing data in a standby state. In some embodiments, the processor 301 may be integrated with a GPU (Graphics Processing Unit), which is responsible for rendering and drawing the content required to be displayed on the display screen. In some embodiments, the processor 301 may further include an AI (Artificial Intelligence) processor for processing computing operations related to machine learning.
In some embodiments, the terminal 300 may further include: a peripheral interface 303 and at least one peripheral. Specifically, the peripheral device includes: at least one of radio frequency circuitry 304, touch display screen 305, camera 306, audio circuitry 307, positioning component 308, and power supply 309.
The peripheral interface 303 may be used to connect at least one peripheral related to I/O (Input/Output) to the processor 301 and the memory 302. In some embodiments, processor 301, memory 302, and peripheral interface 303 are integrated on the same chip or circuit board; in some other embodiments, any one or two of the processor 301, the memory 302 and the peripheral interface 303 may be implemented on a separate chip or circuit board, which is not limited by the embodiment.
The Radio Frequency circuit 304 is used for receiving and transmitting RF (Radio Frequency) signals, also called electromagnetic signals. The radio frequency circuitry 304 communicates with a communication network and other communication devices via electromagnetic signals. The rf circuit 304 converts the electrical signal into an electromagnetic signal for transmission, or converts the received electromagnetic signal into an electrical signal. Optionally, the radio frequency circuit 304 comprises: an antenna system, an RF transceiver, one or more amplifiers, a tuner, an oscillator, a digital signal processor, a codec chipset, a subscriber identity module card, and so forth. The radio frequency circuitry 304 may communicate with other terminals via at least one wireless communication protocol. The wireless communication protocols include, but are not limited to: the world wide web, metropolitan area networks, intranets, various generations of mobile communication networks (2G, 3G, 4G, and 5G), wireless local area networks, and/or WiFi (Wireless Fidelity) networks. In some embodiments, the radio frequency circuit 304 may further include NFC (Near Field Communication) related circuits, which are not limited in this application.
The touch display screen 305 is used to display a UI (User Interface). The UI may include graphics, text, icons, video, and any combination thereof. Touch display screen 305 also has the ability to capture touch signals on or over the surface of touch display screen 305. The touch signal may be input to the processor 301 as a control signal for processing. The touch screen display 305 is used to provide virtual buttons and/or a virtual keyboard, also referred to as soft buttons and/or a soft keyboard. In some embodiments, the touch display screen 305 may be one, providing the front panel of the terminal 300; in other embodiments, the touch display screens 305 may be at least two, respectively disposed on different surfaces of the terminal 300 or in a folded design; in still other embodiments, the touch display 305 may be a flexible display disposed on a curved surface or a folded surface of the terminal 300. Even more, the touch display screen 305 may be arranged in a non-rectangular irregular figure, i.e. a shaped screen. The touch Display screen 305 may be made of LCD (Liquid Crystal Display), OLED (Organic Light-Emitting Diode), and other materials.
The camera assembly 306 is used to capture images or video. Optionally, camera assembly 306 includes a front camera and a rear camera. Generally, a front camera is used for realizing video call or self-shooting, and a rear camera is used for realizing shooting of pictures or videos. In some embodiments, the number of the rear cameras is at least two, and each of the rear cameras is any one of a main camera, a depth-of-field camera and a wide-angle camera, so that the main camera and the depth-of-field camera are fused to realize a background blurring function, and the main camera and the wide-angle camera are fused to realize a panoramic shooting function and a VR (Virtual Reality) shooting function. In some embodiments, camera assembly 306 may also include a flash. The flash lamp can be a single-color temperature flash lamp or a double-color temperature flash lamp. The double-color-temperature flash lamp is a combination of a warm-light flash lamp and a cold-light flash lamp, and can be used for light compensation at different color temperatures.
The positioning component 308 is used to locate the current geographic Location of the terminal 300 to implement navigation or LBS (Location Based Service). The Positioning component 308 may be a Positioning component based on the Global Positioning System (GPS) in the united states, the beidou System in china, or the galileo System in russia.
The power supply 309 is used to supply power to the various components in the terminal 300. The power source 309 may be alternating current, direct current, disposable or rechargeable. When the power source 309 includes a rechargeable battery, the rechargeable battery may be a wired rechargeable battery or a wireless rechargeable battery. The wired rechargeable battery is a battery charged through a wired line, and the wireless rechargeable battery is a battery charged through a wireless coil. The rechargeable battery can also be used to support fast charge technology.
EXAMPLE five
In an exemplary embodiment, there is also provided a computer readable storage medium having stored thereon a computer program which, when executed by a processor, implements a seat position matching method as provided by all inventive embodiments of the present application.
Any combination of one or more computer-readable media may be employed. The computer readable medium may be a computer readable signal medium or a computer readable storage medium. A computer readable storage medium may be, for example, but not limited to, an electronic, magnetic, optical, electromagnetic, infrared, or semiconductor system, apparatus, or device, or any combination of the foregoing. More specific examples (a non-exhaustive list) of the computer readable storage medium would include the following: an electrical connection having one or more wires, a portable computer diskette, a hard disk, a Random Access Memory (RAM), a read-only memory (ROM), an erasable programmable read-only memory (EPROM or flash memory), an optical fiber, a portable compact disc read-only memory (CD-ROM), an optical storage device, a magnetic storage device, or any suitable combination of the foregoing. In the context of this document, a computer readable storage medium may be any tangible medium that can contain, or store a program for use by or in connection with an instruction execution system, apparatus, or device.
A computer readable signal medium may include a propagated data signal with computer readable program code embodied therein, for example, in baseband or as part of a carrier wave. Such a propagated data signal may take any of a variety of forms, including, but not limited to, electro-magnetic, optical, or any suitable combination thereof. A computer readable signal medium may also be any computer readable medium that is not a computer readable storage medium and that can communicate, propagate, or transport a program for use by or in connection with an instruction execution system, apparatus, or device.
Program code embodied on a computer readable medium may be transmitted using any appropriate medium, including but not limited to wireless, wireline, optical fiber cable, RF, etc., or any suitable combination of the foregoing.
Computer program code for carrying out operations for aspects of the present invention may be written in any combination of one or more programming languages, including an object oriented programming language such as Java, smalltalk, C + + or the like and conventional procedural programming languages, such as the "C" programming language or similar programming languages. The program code may execute entirely on the user's computer, partly on the user's computer, as a stand-alone software package, partly on the user's computer and partly on a remote computer or entirely on the remote computer or server. In the case of a remote computer, the remote computer may be connected to the user's computer through any type of network, including a Local Area Network (LAN) or a Wide Area Network (WAN), or the connection may be made to an external computer (for example, through the Internet using an Internet service provider).
Example six
In an exemplary embodiment, an application program product is also provided, which includes one or more instructions executable by the processor 301 of the apparatus to perform a seat position matching method as described above.
While embodiments of the invention have been disclosed above, it is not intended to be limited to the uses set forth in the specification and examples. It can be applied to all kinds of fields suitable for the present invention. Additional modifications will readily occur to those skilled in the art. It is therefore intended that the invention not be limited to the exact details and illustrations described and illustrated herein, but fall within the scope of the appended claims and equivalents thereof.
Claims (10)
1. A seat position matching system, comprising: the device comprises an image acquisition module, a human body characteristic point positioning module, an optimal position analysis matching module and a seat adjusting module;
the image acquisition module is used for acquiring a driver image in real time and sending the driver image to the human body characteristic point positioning module;
the human body characteristic point positioning module is used for determining driver related parameters according to the driver image and sending the driver related parameters to the optimal position analysis matching module;
the optimal position analysis matching module is used for acquiring the relevant parameters of the driver, determining the optimal seat position according to the relevant parameters of the driver, determining various adjusting motor parameters of the seat according to the optimal seat position and the current seat positioning and sending the parameters to the seat adjusting module;
and the seat adjusting module is used for driving the motor to complete seat adjustment according to the parameters of each adjusting motor of the seat.
2. A seat position matching system according to claim 1, wherein said image acquisition module is further configured to calibrate coordinate acquisition accuracy prior to acquiring driver images in real time, comprising:
the image acquisition module is assembled on a test vehicle, and the seats are adjusted to a plurality of corresponding limit positions to respectively obtain a plurality of seat R points;
inputting coordinates of an upper lock catch of the left front door and an upper lock catch and a lower lock catch of the left rear door by using a three-coordinate measuring machine, and measuring the point coordinates to build a coordinate system of the vehicle body;
and bringing the plurality of seat R points into a vehicle body coordinate system to obtain vehicle body coordinate parameters of the plurality of seat R points so as to calibrate the coordinate accuracy of the image acquisition module.
3. A seat position matching system according to claim 2, wherein said image acquisition module is further adapted to calibrate the length acquisition accuracy before acquiring the driver image in real time, said driver related parameters comprising at least: upper body length, leg length, and eyes.
4. The seat position matching system according to claim 1, wherein the seat adjusting module is further configured to perform spatial positioning calibration before completing seat adjustment by driving motors according to parameters of the adjusting motors of the seat, determine an ideal eye elliptical coordinate range of the vehicle in a vehicle body coordinate system for a target vehicle type, and determine operation-related parameters of a driver of the vehicle according to the ideal eye elliptical coordinate range of the vehicle.
5. A seat position matching system according to claim 4, wherein said vehicle operator operation related parameters include at least: the automobile driver seat R point motion range, the brake pedal coordinate, the seat back angle and the seat back position.
6. A seat position matching method, characterized by comprising:
acquiring the driver-related parameters;
determining an optimal seat position based on the driver-related parameter;
and determining parameters of various adjusting motors of the seat according to the optimal seat position and the current seat position.
7. A seat position matching method according to claim 6, wherein said determining an optimal seat position based on said driver-related parameter comprises:
acquiring the eye coordinate and the crotch coordinate of a driver, and determining the back inclination angle of the driver according to the eye coordinate and the crotch coordinate of the driver;
the method comprises the steps of obtaining a thigh angle and a horizontal angle of a driver, and determining the horizontal position of a leg of the driver according to the thigh angle and the horizontal angle of the driver;
acquiring a knee coordinate and an accelerator pedal coordinate of a driver, and determining the distance between the knee of the driver and the pedal according to the knee coordinate and the accelerator pedal coordinate of the driver;
acquiring the eye coordinates of the driver, and judging whether the eye coordinates of the driver are in the ideal eye elliptical coordinate range of the vehicle:
when the driver seat position is the optimal seat position;
if not, executing the next step;
determining a circular track by taking the ankle of the right foot of the driver as an origin and the distance between the lower legs as a radius;
and adjusting the position of the seat in a circular track according to the eye coordinates of the driver and the ideal eye elliptical coordinate range of the vehicle until the eye coordinates of the driver are in the ideal eye elliptical coordinate range of the vehicle.
8. A seat position matching device, comprising:
the parameter acquisition module is used for acquiring the driver related parameters;
an analysis position module for determining an optimal seat position based on the driver-related parameters;
and the parameter determining module is used for determining parameters of various adjusting motors of the seat according to the optimal seat position and the current seat position.
9. A terminal, comprising:
one or more processors;
a memory for storing the one or more processor-executable instructions;
wherein the one or more processors are configured to:
a seat position matching method as claimed in claim 6 or 7 is performed.
10. A non-transitory computer-readable storage medium, wherein instructions in the storage medium, when executed by a processor of a terminal, enable the terminal to perform a seat position matching method as claimed in claim 6 or 7.
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