CN108791058A - A kind of safe driving detection device and its control method based on steering wheel grip - Google Patents
A kind of safe driving detection device and its control method based on steering wheel grip Download PDFInfo
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- CN108791058A CN108791058A CN201810677779.9A CN201810677779A CN108791058A CN 108791058 A CN108791058 A CN 108791058A CN 201810677779 A CN201810677779 A CN 201810677779A CN 108791058 A CN108791058 A CN 108791058A
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- 238000001514 detection method Methods 0.000 title claims abstract description 28
- 238000000034 method Methods 0.000 title claims abstract description 17
- 238000004891 communication Methods 0.000 claims description 7
- 230000005540 biological transmission Effects 0.000 claims description 3
- 210000004247 hand Anatomy 0.000 description 10
- 230000006399 behavior Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 210000003811 finger Anatomy 0.000 description 2
- 239000012528 membrane Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 210000003813 thumb Anatomy 0.000 description 2
- 206010039203 Road traffic accident Diseases 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
- B60Q9/00—Arrangement or adaptation of signal devices not provided for in one of main groups B60Q1/00 - B60Q7/00, e.g. haptic signalling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D1/00—Steering controls, i.e. means for initiating a change of direction of the vehicle
- B62D1/02—Steering controls, i.e. means for initiating a change of direction of the vehicle vehicle-mounted
- B62D1/04—Hand wheels
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
- G01D21/02—Measuring two or more variables by means not covered by a single other subclass
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Human Computer Interaction (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Steering Controls (AREA)
Abstract
The invention discloses a kind of safe driving detection devices based on steering wheel grip, including steering wheel, wherein, the first film pressure sensor and the 4th diaphragm pressure sensor are arranged on the excircle of the steering wheel, the second diaphragm pressure sensor and third diaphragm pressure sensor are arranged on the inner periphery of the steering wheel, the first film pressure sensor and the second diaphragm pressure sensor homonymy arrangement, the third diaphragm pressure sensor and the 4th diaphragm pressure sensor homonymy arrangement；Grip acquisition module is equipped in the center of the steering wheel, the grip acquisition module circuit connects the included control processor of automobile.A kind of safe driving detection device based on steering wheel grip of the present invention can perform an analysis to the driving condition of driver to the grip combination car speed of steering wheel according to driver, and remind if necessary driver.The invention also discloses the control methods of the detection device.
Description
Technical field
The present invention relates to vehicle security drive fields, more specifically more particularly to a kind of peace based on steering wheel grip
It is complete to drive detection device；The invention further relates to the control methods of this kind of detection device.
Background technology
As social economy must develop, automobile is increasingly becoming the essential tool of people's trip, the owning amount of automobile
Constantly increasing.Lead to a big chunk that traffic accident occurs the reason is that attention is not concentrated when driver drives, including
It bows when driving and sees the mobile phone, takes phone, both hands or singlehanded arbitrarily departure direction disk etc..When online data research shows driving
It is 2.8 times commonly driven to take phone the probability of accident occurs, and it is normal that when driving, which bows and plays mobile phone the probability of accident occurs,
23 times driven.Most of detection devices for anti-fatigue-driving currently on the market, there is no the driving of specification driver's both hands
The device of custom, the alarm device of both hands or singlehanded arbitrarily departure direction disk when also not driven to driver.It would therefore be highly desirable to set
Count it is a kind of can according to driver to the grip and car speed of steering wheel the case where the driving detection device of safety prompt function is provided.
Invention content
The purpose of the present invention is to provide a kind of safe driving detection device based on steering wheel grip, driving detection dresses
It sets and can be performed an analysis to the driving condition of driver to the grip combination car speed of steering wheel according to driver, and if necessary
Driver is reminded.
Another object of the present invention is to provide a kind of controlling parties of the safe driving detection device based on steering wheel grip
Method can realize the control to the detection device using the control method.
The previous technical solution that the present invention uses is as follows：
A kind of safe driving detection device based on steering wheel grip, including steering wheel, wherein in the outer of the steering wheel
The first film pressure sensor and the 4th diaphragm pressure sensor are arranged on circumference, it is right on the inner periphery of the steering wheel
Claim to be equipped with the second diaphragm pressure sensor and third diaphragm pressure sensor, the first film pressure sensor and second thin
Membrane pressure sensor homonymy arranges that the third diaphragm pressure sensor and the 4th diaphragm pressure sensor homonymy are arranged；?
It is equipped with grip acquisition module in the center of the steering wheel, it is the signal output end of the first film pressure sensor, second thin
The signal output end of membrane pressure sensor, the signal output end of third diaphragm pressure sensor and the 4th diaphragm pressure sensor
Signal output end be all connected with the signal input part of grip acquisition module, it is included that the grip acquisition module circuit connects automobile
Control processor, the rotating speed instrument board circuit of the control processor and automobile engine connects.
Further, the first film pressure sensor, the second diaphragm pressure sensor, third diaphragm pressure sensing
Device and the 4th diaphragm pressure sensor are located along the same line, and the first film pressure sensor, the second diaphragm pressure
The line of sensor, third diaphragm pressure sensor and the 4th diaphragm pressure sensor passes through the center of circle.
Further, the control processor is connect with the Audio Players circuit that automobile carries.
Further, further include cell phone application record system, the control processor includes wireless communication unit, described
Control processor system wireless recorded by wireless communication unit and cell phone application connect.
The latter technique scheme that the present invention uses is as follows：
A kind of control method of the safe driving detection device based on steering wheel grip, including following detecting step：
(1) the first film pressure sensor, the second diaphragm pressure sensor, third diaphragm pressure sensor and the are utilized
Four diaphragm pressure sensors carry out pressure detecting to the designated position in steering wheel respectively, when detecting that there is application pressure in the position
When, the real-time pressure signal sensed is sent to grip acquisition module；
(2) when grip acquisition module receives the real-time pressure signal of four diaphragm pressure sensors transmission, according to four
It is converted to real-time left hand grip numerical value and real-time right hand grip numerical value by the distributing position of a diaphragm pressure sensor respectively
And it is sent to control processor；
(3) when control processor receives real-time left hand grip numerical value and real-time right hand grip numerical value, active obtaining
The engine speed value of automobile, and by real-time left hand grip numerical value and right hand grip numerical value and section where engine speed value
Interior required grip value range is made comparisons respectively, if left hand grip numerical value or real-time right hand grip numerical value do not reach in real time
In to the speed interval residing for engine speed value at this time when required grip value range, control processor sends a signal to sound
Sound player is alarmed, until control processor receives real-time left hand grip numerical value or real-time right hand grip numerical value all reaches
At this time when grip value range required in the speed interval residing for engine speed value, control processor sends a signal to sound
Sound player closes alarm.
Further, in step (3), the speed interval residing for engine speed value corresponds to desired grip value range
For：When engine speed value is in 0~40km/h, it is desirable that grip numerical value be not less than 4kg；When engine speed value is more than
When 40km/h, it is desirable that grip numerical value be not less than 5kg.
Further, in step (3), if left hand grip numerical value or real-time right hand grip numerical value do not reach in real time
At this time when grip value range required in the speed interval residing for engine speed value, control processor sends a signal to mobile phone
APP record systems record this undisciplined information.
Compared with prior art, the device have the advantages that being：
1. a kind of safe driving detection device based on steering wheel grip of the present invention, including steering wheel, wherein described
The first film pressure sensor and the 4th diaphragm pressure sensor are arranged on the excircle of steering wheel, in the steering wheel
The second diaphragm pressure sensor and third diaphragm pressure sensor, the first film pressure sensing are arranged on inner periphery
Device and the second diaphragm pressure sensor homonymy arrangement, the third diaphragm pressure sensor and the 4th diaphragm pressure sensor are same
Side is arranged；Grip acquisition module is equipped in the center of the steering wheel, the signal of the first film pressure sensor exports
End, the signal output end of the second diaphragm pressure sensor, the signal output end of third diaphragm pressure sensor and the 4th film
The signal output end of pressure sensor is all connected with the signal input part of grip acquisition module, and the grip acquisition module circuit connects
Connect the included control processor of automobile, the rotating speed instrument board circuit connection of the control processor and automobile engine.In side
Four diaphragm pressure sensors of setting carry out pressure detectings on the position that usual both hands are placed into disk, grip acquisition module again
The pressure value conversion grip numerical value detected, is judged whether to meet driving by control processor to grip numerical value combination current vehicle speed
It is required that then prompting driver note that preferable specification driver can be played by Audio Players when not meeting driving demand
The effect of hand motion driving specification, achievees the purpose that safe driving.
2. a kind of control method of safe driving detection device based on steering wheel grip of the present invention, utilizes four films
The real-time pressure situation being subject in pressure sensor detection direction disk, then be converted to real-time pressure situation by grip acquisition module
Left hand grip numerical value and right hand grip numerical value, control processor is to left hand grip numerical value and right hand grip numerical value respectively in connection with current
Speed judges whether to meet driving demand, when discovery left hand grip numerical value or right hand grip numerical value are unsatisfactory for residing for current vehicle speed
Speed interval in require grip value range when, then prompt driver note that in this way by Audio Players when driving demand
Control method can ensure the driving of driver's safety.
Description of the drawings
Attached drawing described herein is used to provide further understanding of the present invention, and is constituted part of this application, this hair
Bright illustrative embodiments and their description are not constituted improper limitations of the present invention for explaining the present invention.In the accompanying drawings：
Fig. 1 is the structural schematic diagram of the steering wheel of the present invention；
Fig. 2 is the circuit block diagram of the present invention.
Specific implementation mode
With reference to embodiment, technical scheme of the present invention is described in further detail, but do not constituted pair
Any restrictions of the present invention.
Referring to Fig.1 with shown in 2, a kind of safe driving detection device based on steering wheel grip of the invention, including direction
Disk 1, wherein be arranged with the first film pressure sensor A1 on the excircle of the steering wheel 1 and the 4th diaphragm pressure passes
Sensor A4 is arranged with the second diaphragm pressure sensor A2 and third diaphragm pressure sensing on the inner periphery of the steering wheel 1
Device A3, the first film pressure sensor A1 and the second diaphragm pressure sensor A2 homonymies arrangement, utilize the first film pressure
Force snesor A1 and the second diaphragm pressure sensor A2 is able to detect that left hand opponent to 1 pressure applied of disk, described
Three diaphragm pressure sensor A3 and the 4th diaphragm pressure sensor A4 homonymies arrangement, utilize third diaphragm pressure sensor A3 and the
Four diaphragm pressure sensor A4 are able to detect that right hand opponent to 1 pressure applied of disk.It is set in the center of the steering wheel 1
There are grip acquisition module 2, the signal output end of the first film pressure sensor A1, the letter of the second diaphragm pressure sensor A2
The signal output end of number output end, the signal output end of third diaphragm pressure sensor A3 and the 4th diaphragm pressure sensor A4
It is all connected with the signal input part of grip acquisition module 2,2 circuit of grip acquisition module connects the included control process of automobile
The rotating speed instrument board circuit of device, the control processor and automobile engine connects.Usual both hands are placed in steering wheel
Four diaphragm pressure sensors are set on position and carry out pressure detecting, grip acquisition module 2 includes that singlechip chip and A/D are converted
Device, singlechip chip are read the voltage value on the simulation pin that it connect with diaphragm pressure sensor by A/D converter, passed through
After calculating conversion, the grip numerical value acquired in real time when driver drives, grip numerical value of the control processor to gained can be obtained
Judge whether to meet driving demand in conjunction with current vehicle speed, the driver behavior then thought when not meeting driving demand is lack of standardization.
The first film pressure sensor A1, the second diaphragm pressure sensor A2, third diaphragm pressure sensor A3
It is located along the same line with the 4th diaphragm pressure sensor A4, and the first film pressure sensor A1, the second film pressure
The line of force snesor A2, third diaphragm pressure sensor A3 and the 4th diaphragm pressure sensor A4 pass through the center of circle.Motor vehicle is driven
Sailing the grip position in laws and regulations there is no regulation both hands, how this just calculates correctly, and hand is put the position of steering wheel and applied to steering wheel
The size of power is even more irregular, and because people is different, the size that different steering wheel holds generates grip will be different.According to
Data and practical operation explanation, only there are one relatively generally acknowledge rational hold at present：If regarding a circle of steering wheel as one
Left hand is held in dial plate eight, the position at nine o'clock by a clock and watch, and the right hand was held between three, four, and the centre of the palm is attached to the outer of steering wheel
Marginal position, thumb stretch naturally, are placed on steering wheel outer ledge, then natural torsion holds the back side to steering wheel to four fingers
Inside, so invention uses four diaphragm pressure sensors, respectively passes two for the steering wheel hold that this kind of comparison is safe
Sensor is attached to the inner side and outer side of right-hand man three position and the inner side and outer side of nine o'clock position, in this way can be better
It is bonded with the palm of the hand, so as to collect the pressure data of both hands when correct hold.
The control processor is connect with the Audio Players circuit that automobile carries, when control processor is thought to drive behaviour
When making lack of standardization, driver is prompted by Audio Players note that preferable specification driver hand motion driving rule can be played
The effect of model, achievees the purpose that safe driving.Alarm sounds sound as Audio Players can send out buzzing either passes through language
Sound directly cheer and bright prompt driver is left hand, the right hand or the random departure direction disk of both hands, also or the grip position of steering wheel
It is incorrect, situations such as also or size of applied force does not meet sets requirement, keep prompting effect more preferable.
Further include cell phone application record system 3, the control processor includes wireless communication unit, at the control
It manages device and the wireless connection of system 3 is recorded by wireless communication unit and cell phone application, cell phone application records system 3 by each control process
Context information when device control Audio Players alarm is recorded, and driver is facilitated to check in the future.
A kind of control method of safe driving detection device based on steering wheel grip of the present invention, including step is detected as follows
Suddenly：
(1) the first film pressure sensor A1, the second diaphragm pressure sensor A2, third diaphragm pressure sensor A3 are utilized
And the 4th diaphragm pressure sensor A4 pressure detecting is carried out to the designated position in steering wheel 1 respectively, when detecting the position
When having application pressure, the real-time pressure signal sensed is sent to grip acquisition module 2；
(2) when grip acquisition module 2 receives the real-time pressure signal of four diaphragm pressure sensors transmission, according to four
It is converted to real-time left hand grip numerical value and real-time right hand grip numerical value by the distributing position of a diaphragm pressure sensor respectively
And it is sent to control processor；
(3) when control processor receives real-time left hand grip numerical value and real-time right hand grip numerical value, active obtaining
The engine speed value of automobile, and by real-time left hand grip numerical value and right hand grip numerical value and section where engine speed value
Interior required grip value range is made comparisons respectively, if left hand grip numerical value or real-time right hand grip numerical value do not reach in real time
In to the speed interval residing for engine speed value at this time when required grip value range, control processor sends a signal to sound
Sound player is alarmed, until control processor receives real-time left hand grip numerical value or real-time right hand grip numerical value all reaches
At this time when grip value range required in the speed interval residing for engine speed value, control processor sends a signal to sound
Sound player closes alarm.
Wherein, car speed is divided into the interval value of three linear changes --- low speed, middling speed and high speed.Engine
Speed interval residing for tachometer value corresponds to desired grip value range：When engine speed value is in 0~40km/h, at automobile
In the state of running at a low speed, automobile carries out some behaviors operation such as turn at this time, and driver can be with both hands or one hand
Be held on steering wheel 1, it is desirable that grip numerical value be not less than 4kg, if four diaphragm pressure sensors do not detect pressure or
When pressure value is less than 4kg, it is believed that be unsafe driving state.When engine speed value is more than 40km/h, during automobile is in
Speed or in the state of running at high speed, it is desirable that the grip numerical value of right-hand man be all not less than 5kg, singlehanded departure direction disk 1 when
Between no more than 3 seconds, be otherwise easy that driving track is made to deviate.Generally it is considered that the standard grip position of steering wheel is：It will be left
It holds in dial plate eight, the position at nine o'clock, the right hand was held between three, four, and the centre of the palm is attached to the outer edge position of steering wheel, greatly
Thumb stretches naturally, is placed on steering wheel outer ledge, four fingers then hold on the inside of the back side of steering wheel by natural torsion, i.e., to right
Grip situation when both hands are individually positioned in two positions suffered by steering wheel 1 is detected.When automobile turning, automobile speed
Degree would generally be reduced to a lower value, at this time it is considered that this speed is the safe speed of driving, at this time to direction
It is so crucial that the grip situation of disk 1, which just seems not, therefore, there is no need to detect automobile in a state in which when to steering wheel 1
Suffered grip situation.
Further, control processor also has timing module, when engine speed value is in 40~70km/h, if in real time
Left hand grip numerical value or real-time right hand grip numerical value do not reach institute in the speed interval residing for engine speed value at this time
It is required that grip value range when, control processor starts timing, and when timing is more than 4 seconds, control processor sends a signal to sound
Player accelerates alert frequency.When engine speed value has been more than 70km/h, if left hand grip numerical value or real-time in real time
When right hand grip numerical value does not reach grip value range required in the speed interval residing for engine speed value at this time, control
Processor starts timing, and when timing is more than 3 seconds, control processor sends a signal to Audio Players and accelerates alert frequency.
If real-time left hand grip numerical value or real-time right hand grip numerical value do not reach residing for engine speed value at this time
Speed interval in required grip value range when, control processor sends a signal to cell phone application by wireless communication technique
Record system 3 records this undisciplined information, so that driver checks.
The foregoing is merely presently preferred embodiments of the present invention, it is all within the scope of the spirit and principles in the present invention made by it is any
Modifications, equivalent substitutions and improvements etc., should all be included in the protection scope of the present invention.
Claims (7)
1. a kind of safe driving detection device based on steering wheel grip, including steering wheel (1), which is characterized in that in the side
The first film pressure sensor (A1) and the 4th diaphragm pressure sensor (A4) are arranged on the excircle of disk (1), in institute
It states and is arranged with the second diaphragm pressure sensor (A2) and third diaphragm pressure sensor (A3) on the inner periphery of steering wheel (1),
The first film pressure sensor (A1) and the second diaphragm pressure sensor (A2) homonymy arrangement, the third film pressure
Force snesor (A3) and the 4th diaphragm pressure sensor (A4) homonymy arrangement；Grip is equipped in the center of the steering wheel (1)
Acquisition module (2), the signal output end of the first film pressure sensor (A1), the letter of the second diaphragm pressure sensor (A2)
The signal of number output end, the signal output end of third diaphragm pressure sensor (A3) and the 4th diaphragm pressure sensor (A4) is defeated
Outlet is all connected with the signal input part of grip acquisition module (2), and described grip acquisition module (2) circuit connects what automobile carried
The rotating speed instrument board circuit of control processor, the control processor and automobile engine connects.
2. a kind of safe driving detection device based on steering wheel grip according to claim 1, which is characterized in that described
The first film pressure sensor (A1), the second diaphragm pressure sensor (A2), third diaphragm pressure sensor (A3) and the 4th
Diaphragm pressure sensor (A4) is located along the same line, and the first film pressure sensor (A1), the second diaphragm pressure
The line of sensor (A2), third diaphragm pressure sensor (A3) and the 4th diaphragm pressure sensor (A4) passes through the center of circle.
3. a kind of safe driving detection device based on steering wheel grip according to claim 1, which is characterized in that described
The Audio Players circuit that carries of control processor and automobile connect.
4. a kind of safe driving detection device based on steering wheel grip according to claim 1, which is characterized in that also wrap
Cell phone application record system (3) is included, the control processor includes wireless communication unit, and the control processor passes through nothing
Line communication unit is wirelessly connected with cell phone application record system (3).
5. a kind of control method of safe driving detection device based on steering wheel grip according to claim 1, special
Sign is, including following detecting step：
(1) the first film pressure sensor (A1), the second diaphragm pressure sensor (A2), third diaphragm pressure sensor are utilized
(A3) and the 4th diaphragm pressure sensor (A4) carries out pressure detecting to the designated position in steering wheel (1) respectively, works as detection
When having application pressure to the position, the real-time pressure signal sensed is sent to grip acquisition module (2)；
(2) when grip acquisition module (2) receives the real-time pressure signal of four diaphragm pressure sensors transmission, according to four
It is converted to real-time left hand grip numerical value and real-time right hand grip numerical value simultaneously by the distributing position of diaphragm pressure sensor respectively
It is sent to control processor；
(3) when control processor receives real-time left hand grip numerical value and real-time right hand grip numerical value, active obtaining automobile
Engine speed value, and by real-time left hand grip numerical value and right hand grip numerical value and institute in section where engine speed value
It is required that grip value range make comparisons respectively, if left hand grip numerical value or real-time right hand grip numerical value do not reach this in real time
When engine speed value residing for speed interval in required grip value range when, control processor sends a signal to sound and broadcasts
Device alarm is put, until control processor receives real-time left hand grip numerical value or real-time right hand grip numerical value has all reached this
When engine speed value residing for speed interval in required grip value range when, control processor sends a signal to sound and broadcasts
It puts device and closes alarm.
6. a kind of control method of safe driving detection device based on steering wheel grip according to claim 5, special
Sign is, in step (3), the speed interval residing for engine speed value corresponds to desired grip value range and is：Work as engine
Tachometer value is in 0~40km/h, it is desirable that grip numerical value be not less than 4kg；When engine speed value is more than 40km/h, it is desirable that
Grip numerical value is not less than 5kg.
7. a kind of control method of safe driving detection device based on steering wheel grip according to claim 5, special
Sign is, in step (3), if left hand grip numerical value or real-time right hand grip numerical value do not reach engine at this time in real time
In speed interval residing for tachometer value when required grip value range, control processor sends a signal to cell phone application record system
System (3) records this undisciplined information.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810677779.9A CN108791058A (en) | 2018-06-27 | 2018-06-27 | A kind of safe driving detection device and its control method based on steering wheel grip |
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| CN201810677779.9A CN108791058A (en) | 2018-06-27 | 2018-06-27 | A kind of safe driving detection device and its control method based on steering wheel grip |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109878415A (en) * | 2019-03-25 | 2019-06-14 | 陕西科技大学 | A kind of driver's two-hand positions detection alarm system and method and vehicle based on it |
| CN110001520A (en) * | 2019-03-25 | 2019-07-12 | 陕西科技大学 | The direction indicators cover of a kind of detection of band and warning function and alarm method and vehicle based on it |
| CN110962591A (en) * | 2019-11-29 | 2020-04-07 | 浙江大华技术股份有限公司 | Fatigue driving detection method, device, computer equipment and storage medium |
| CN111301509A (en) * | 2018-12-12 | 2020-06-19 | 现代自动车株式会社 | System for detecting holding or releasing of steering wheel and method thereof |
| CN111409690A (en) * | 2020-04-15 | 2020-07-14 | 吉林大学 | Unmanned vehicle steering wheel capable of safely and effectively switching driving modes |
| CN112706708A (en) * | 2021-01-15 | 2021-04-27 | 安闻汽车技术(天津)有限公司 | Sensor system for partitioned detection of inner shaft and outer shaft of steering wheel and steering wheel |
| CN112722050A (en) * | 2021-01-15 | 2021-04-30 | 安闻汽车技术(天津)有限公司 | Steering wheel sensor and steering wheel |
| CN113029419A (en) * | 2021-02-26 | 2021-06-25 | 安徽国华光电技术有限公司 | Motorcycle handle pressure sensor |
| CN113460059A (en) * | 2021-08-16 | 2021-10-01 | 吉林大学 | Device and method for identifying driving enthusiasm of driver based on intelligent steering wheel |
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Application publication date: 20181113 |