CN109177963B - Parking brake non-starting alarm system and alarm prompt method - Google Patents
Parking brake non-starting alarm system and alarm prompt method Download PDFInfo
- Publication number
- CN109177963B CN109177963B CN201810890275.5A CN201810890275A CN109177963B CN 109177963 B CN109177963 B CN 109177963B CN 201810890275 A CN201810890275 A CN 201810890275A CN 109177963 B CN109177963 B CN 109177963B
- Authority
- CN
- China
- Prior art keywords
- alarm
- hand brake
- function module
- pulling
- state
- 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.)
- Active
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T17/00—Component parts, details, or accessories of power brake systems not covered by groups B60T8/00, B60T13/00 or B60T15/00, or presenting other characteristic features
- B60T17/18—Safety devices; Monitoring
- B60T17/22—Devices for monitoring or checking brake systems; Signal devices
Landscapes
- Engineering & Computer Science (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Valves And Accessory Devices For Braking Systems (AREA)
- Braking Elements And Transmission Devices (AREA)
Abstract
The invention relates to a parking brake non-start alarm system, which comprises a hand brake switch, an ignition switch, a main driving door, an instrument assembly, a liquid crystal screen and a buzzer, wherein the liquid crystal screen and the buzzer are integrated in the instrument assembly; a hand brake non-pulling alarm function module is integrated in the instrument assembly; the hand brake switch and the ignition switch are respectively connected with the hand brake non-pull alarm function module; the main driving door is connected with the hand brake non-pulling alarm function module through a CAN bus; the hand brake non-pulling alarm function module is electrically connected with the liquid crystal screen and the buzzer. The invention also provides a parking brake non-starting alarm prompting method. The invention can send out double alarms of character alarm prompt and buzzing alarm prompt tone when the hand brake is not pulled up after the ignition switch is set to the OFF gear under the condition that the driver does not pull up the hand brake, thereby prompting the driver to pull up the hand brake.
Description
Technical Field
The invention relates to an automobile braking system, in particular to a parking braking non-starting alarm system and an alarm prompting method.
Background
In recent years, the automobile industry is developed at a high speed, people do not pursue comfort singly, and higher requirements are made on safety. The hand brake is the most important automobile safety component when an automobile is parked statically, and can ensure that wheels are locked when the automobile is parked under various road conditions, so that the occurrence of an automobile slipping accident is avoided. However, many drivers tend to forget to pull up the handbrake after switching off, resulting in an unsafe factor in which vehicle slipping may occur. At present, vehicle models with an automatic parking function are generally configured with more configurations such as an EPB (Electrical Park Brake), and the price of the vehicle models is higher and exceeds the purchasing budget of part of consumers.
CN 203888785U discloses a safety alarm device of car manual brake, and it is judged whether the manual brake is pulled up through the size of manual brake pretightning force, sends out audio alert when the manual brake is not pulled up. But it still has the following problems:
(1) the hand brake detection unit needs a pretightening force sensor for detecting the pretightening force, and the system is complex;
(2) only voice alarm is provided, and the alarm prompting mode is single;
(3) the driver cannot be detected whether the driver intends to leave the vehicle after flameout, and the alarm emergency degree cannot be distinguished;
(4) when the driver releases the hand brake after ignition and intends to start, redundant alarm can be generated, and the normal use of the vehicle by the driver is interfered.
Therefore, the safety alarm device of the existing automobile hand brake needs to be improved.
"an automobile manual brake does not loose alarm" of CN 202175045U bulletin, including alarm main part, early warning device and control circuit, control circuit sets up in the alarm main part, early warning device is external in control circuit, control circuit includes manual brake signal processing circuit, throttle valve position signal processing circuit, signal judgement processing drive circuit, acousto-optic warning circuit and constant voltage power supply circuit, this utility model discloses a design an automobile manual brake does not loose alarm, carries out the early warning through the mode of pronunciation with the double suggestion of pilot lamp to needn't design the oil circuit, automobile internal component structure again, only need with the alarm insert former car circuit can, consequently can practice thrift the manufacturing cost or the transformation cost of car greatly. This is, of course, a beneficial attempt in the art.
Disclosure of Invention
The invention aims to provide a parking brake non-start alarm system which can send out double alarms of a character alarm prompt that a hand brake is not pulled up and a buzzing alarm prompt tone to prompt a driver to pull up the hand brake after an ignition switch is set to an OFF gear under the condition that the driver does not pull up the hand brake. The invention also provides a parking brake non-starting alarm prompting method.
The invention relates to a parking brake non-start alarm system, which comprises a hand brake switch, an ignition switch, a main driving door, an instrument assembly, a liquid crystal screen and a buzzer, wherein the liquid crystal screen and the buzzer are integrated in the instrument assembly, and the parking brake non-start alarm system is characterized in that: a hand brake non-pulling alarm function module is further integrated in the instrument assembly; the hand brake switch and the ignition switch are respectively connected with the hand brake undrawn alarm function module through hard wires; the hand brake switch sends a detected hand brake pull-up/non-pull-up signal to the hand brake non-pull alarm function module, and the ignition switch sends a detected ignition switch state signal to the hand brake non-pull alarm function module;
the main driving door is connected with the hand brake non-pulling alarm function module through a CAN bus; the main driving door sends a detected opening/closing signal of the main driving door to the hand brake non-pulling alarm function module;
the hand brake no-pull alarm function module is electrically connected with the liquid crystal screen to control the liquid crystal screen to carry out hand brake no-pull character alarm prompt;
the hand brake non-pulling alarm function module is electrically connected with the buzzer to control the buzzer to perform hand brake non-pulling buzzing alarm prompt.
The invention relates to a parking brake non-start alarm prompting method, which adopts the parking brake non-start alarm system and is characterized by comprising the following steps:
step one, the hand brake is not pulled and the alarm function module judges whether an ignition switch of the automobile is in an IGN OFF state or an IGN ON state; when the state is IGN ON state, executing the second step;
secondly, clearing the alarm by the hand brake non-pulling alarm function module, closing the text alarm prompt of the liquid crystal screen and the buzzing alarm prompt of the buzzer, and recording the signal state of the hand brake switch; then, executing the first step, and executing the third step when the ignition switch is in an IGN OFF state;
thirdly, the hand brake non-pulling alarm function module judges whether the hand brake switch is in a non-pulling state or a pulling state, and if the hand brake switch is in the non-pulling state, the fourth step is executed; when the pull-up state is in the pull-up state, executing a first step;
fourthly, the hand brake non-pulling alarm function module judges whether the non-pulling state of the hand brake switch is recorded by the second step, and if so, the fifth step is executed; when not recorded by the second step, executing the first step;
fifthly, judging whether the main driving door is in an open state or a closed state by the hand brake non-pulling alarm function module; when the main driving door is in an open state, executing a seventh step; when the main driving door is in a closed state, executing a sixth step;
sixthly, defining the alarm level as one level by the hand brake non-pulling alarm function module, controlling a liquid crystal screen to display a character alarm prompt of 'please pull the hand brake', and controlling a buzzer to send a buzzing alarm prompt; the first-level alarm sound prompt frequency is 1Hz, and then the eighth step is executed;
seventhly, defining the alarm level of the hand brake not-pulling alarm function module as a second level, controlling a liquid crystal screen to display a text alarm prompt of pulling the hand brake, controlling a buzzer to send out a buzzing alarm prompt, wherein the frequency of the second-level alarm sound prompt is 2Hz, and then executing the eighth step;
eighthly, judging whether the alarm level is changed by the hand brake non-pulling alarm function module, and executing the ninth step when the alarm level is not changed; when the alarm level is changed, executing the tenth step;
the ninth step, the hand brake no-pull alarm function module clears the alarm accumulated time, and then the tenth step is executed;
tenth step, the hand brake non-pulling alarm function module judges whether the duration of the text alarm prompt and the sound alarm prompt reaches 10s, and if the duration of the text alarm prompt and the sound alarm prompt reaches 10s, the eleventh step is executed; when the time does not reach 10s, executing the first step;
and step ten, clearing the alarm by the hand brake non-pulling alarm function module, closing the text alarm prompt of the liquid crystal screen and the buzzing alarm prompt of the buzzer, and then executing the first step.
Compared with the prior art, the invention has the following effects:
(1) and detecting the state of a hand brake by adopting a hand brake switch signal, detecting the ignition state of the whole automobile by adopting an ignition switch signal, and detecting the state of a main driving door by adopting a main driving door signal. The hand brake non-pulling alarm function module integrated in the instrument assembly is used for processing the signals, the liquid crystal screen integrated in the instrument is controlled to display/not display text alarm prompt according to the processing result, and the buzzer integrated in the instrument is controlled to turn on/off buzzing alarm prompt tone.
(2) When the ignition switch is in an IGN OFF state and the hand brake is not pulled up, if the hand brake is not pulled up and is recorded when the ignition switch is in an IGN ON state, the alarm prompt reminds a driver to pull up the hand brake through the text display of the liquid crystal display and the buzzing prompt of the buzzer, and the alarm prompt effect is good.
(3) When the ignition switch is in an IGN OFF state and the hand brake is not pulled up, if the hand brake is not pulled up and is recorded when the ignition switch is in an IGN ON state, the hand brake is not pulled up and the alarm function module detects whether the driver has the intention of leaving the vehicle according to the opening or closing state of the vehicle door, and controls the liquid crystal screen and the buzzer to carry out alarm prompt of different levels so as to distinguish different alarm emergency degrees, and the alarm zone has high graduation.
(4) Judging whether the driver has a starting intention according to the state of the ignition switch signal, if the ignition switch signal is in an IGN ON state, the hand brake does not pull the alarm function module
The character alarm prompt of the liquid crystal display and the buzzer alarm prompt are cleared and controlled to eliminate the redundant alarm when the driver has the starting intention and not to interfere the driver to use the vehicle.
Drawings
FIG. 1 is a schematic block diagram of a parking brake deactivation warning system.
FIG. 2 is a flow chart of warning prompt of the parking brake non-activated warning system.
In the figure: the automobile door alarm system comprises a manual brake switch, an ignition switch, a main driving door, an instrument assembly, a liquid crystal screen, a buzzer and a manual brake non-pull alarm function module, wherein the manual brake switch is 2, the ignition switch is 3, the main driving door is 4, and the manual brake non-pull alarm function module is 7.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings.
Referring to fig. 1, the parking brake non-start alarm system comprises a hand brake switch 1, an ignition switch 2, a main driving door 3, an instrument assembly 4, a liquid crystal screen 5 and a buzzer 6 integrated in the instrument assembly, and is characterized in that: a hand brake non-pulling alarm function module 7 is further integrated in the instrument assembly 4; the hand brake switch 1 and the ignition switch 2 are respectively connected with the hand brake non-pulling alarm function module 7 through hard wires; the hand brake switch 1 sends a detected hand brake pull-up/non-pull-up signal to the hand brake non-pull alarm function module 7, and the ignition switch 2 sends a detected ignition switch state signal to the hand brake non-pull alarm function module 7;
the main driving door 3 is connected with the hand brake non-pulling alarm function module 7 through a CAN bus; the main driving door 3 sends a detected opening/closing signal of the main driving door to the hand brake non-pulling alarm function module 7;
the hand brake no-pull alarm function module 7 is electrically connected with the liquid crystal screen 5 to control the liquid crystal screen to carry out hand brake no-pull character alarm prompt (display/non-display);
the hand brake non-pulling alarm function module 7 is electrically connected with the buzzer 6 to control the buzzer to perform hand brake non-pulling buzzing alarm prompt (on/off).
Referring to fig. 2, the method for prompting the warning that the parking brake is not started is characterized by comprising the following steps of:
firstly, judging whether an ignition switch 2 of an automobile is in an IGN OFF state or in an IGN ON state by a hand brake non-pull alarm function module 7; when the state is IGN ON state, executing the second step;
secondly, the alarm function module 7 clears the alarm, closes the text alarm prompt of the liquid crystal screen 5 and the buzzing alarm prompt of the buzzer 6, and records the signal state of the hand brake switch 1; then, the first step is executed, and when the ignition switch 2 is in the IGN OFF state, the third step is executed;
thirdly, the hand brake non-pulling alarm function module 7 judges whether the hand brake switch 1 is in a non-pulling state or a pulling state, and if the hand brake switch 1 is in the non-pulling state, the fourth step is executed; when the pull-up state is in the pull-up state, executing a first step;
fourthly, the hand brake non-pulling alarm function module 7 judges whether the non-pulling state of the hand brake switch 1 is recorded by the second step, and if so, executes the fifth step; when not recorded by the second step, executing the first step;
fifthly, the hand brake non-pulling alarm function module 7 judges whether the main driving door 3 is in an open state or a closed state; when the main driving door 3 is in an open state, executing a seventh step; when the main driving door 3 is in a closed state, executing a sixth step;
sixthly, the hand brake non-pulling alarm function module 7 defines the alarm level as one level, controls the liquid crystal screen 5 to display a character alarm prompt of 'please pull the hand brake', and controls the buzzer 6 to send a buzzing alarm prompt; the first-level alarm sound prompt frequency is 1Hz, and then the eighth step is executed;
seventhly, defining the alarm level as two levels by the hand brake non-pulling alarm function module 7, controlling the liquid crystal screen 5 to display a character alarm prompt of 'pulling the hand brake', controlling the buzzer 6 to send out a buzzing alarm prompt, wherein the frequency of the second-level alarm sound prompt is 2Hz, and then executing the eighth step;
eighthly, judging whether the alarm level is changed or not by the hand brake non-pulling alarm function module 7, and executing the ninth step when the alarm level is not changed; when the alarm level is changed, executing the tenth step;
ninthly, resetting the alarm accumulated time by the hand brake undrawn alarm function module 7, and then executing the tenth step;
tenth step, the hand brake non-pulling alarm function module 7 judges whether the duration of the text alarm prompt and the sound alarm prompt reaches 10s, and if the duration of the text alarm prompt and the sound alarm prompt reaches 10s, the eleventh step is executed; when the time does not reach 10s, executing the first step;
and step ten, clearing the alarm by the hand brake not-pulling alarm function module 7, closing the character alarm prompt of the liquid crystal screen 5 and the buzzing alarm prompt of the buzzer 6, and then executing the first step.
When the ignition switch is in the IGN OFF state, if the handbrake is in the undrawn state, and this state is recorded by the ignition switch being in the IGN ON state, and the main driving door is closed, the handbrake undrawing alarm function module defines the alarm level as one level. The primary alarm level alarm content comprises: the hand brake non-pulling alarm function module controls the liquid crystal display screen to display a text alarm prompt of 'please pull the hand brake', and controls the buzzer to send out a sound alarm prompt, the alarm sound prompt frequency is set prompt frequency, the text alarm prompt and the sound alarm prompt duration are set time, the alarm is cleared after the alarm prompt duration is reached, and the text alarm prompt and the buzzer alarm prompt are both closed.
If the handbrake is in the undrawn state when the ignition switch is in the IGN OFF state, and this state is recorded by the ignition switch being in IGN ON, and the main driving door is open, the handbrake undrawing alarm function module defines the alarm level as secondary. The secondary alarm level alarm content comprises: the hand brake non-pulling alarm function module controls the liquid crystal display screen to display a text alarm prompt of 'please pull the hand brake', and controls the buzzer to send out a sound alarm prompt, the alarm sound prompt frequency is set prompt frequency, the text alarm prompt and the sound alarm prompt duration are set time, the alarm is cleared after the alarm prompt duration is reached, and the text alarm prompt and the buzzer alarm prompt are both closed.
When the ignition switch is in an IGN OFF state and the hand brake is not pulled, the alarm function module is in a primary alarm state, if the state of the main driving door is changed from closed to open, the alarm level is changed into a secondary state, the alarm prompt accumulated time is reset, and the alarm content is secondary alarm content.
When the ignition switch is in an IGN OFF state and the hand brake is not pulled and the alarm function module is in a secondary alarm state, if the state of the main driving door is changed from open to closed, the alarm level is changed into a first level, the alarm prompt accumulated time is reset, and the alarm content is first-level alarm content.
The set time of the alarm prompt duration is preferably 10s, the set prompt frequency of the alarm sound of the primary alarm level buzzer is preferably 1Hz, and the set prompt frequency of the alarm sound of the secondary alarm level buzzer is preferably 2 Hz.
Values of the text alarm prompt, the sound alarm prompt duration, the primary alarm sound prompt frequency, the secondary alarm sound prompt frequency and the like are all selected according to experience values, and can be correspondingly changed according to actual conditions.
Claims (1)
1. A parking brake non-start alarm prompting method adopts a parking brake non-start alarm system, which comprises a hand brake switch (1), an ignition switch (2), a main driving door (3), an instrument assembly (4), a liquid crystal screen (5) and a buzzer (6) which are integrated in the instrument assembly, wherein a hand brake non-pull alarm function module (7) is further integrated in the instrument assembly (4); the hand brake switch (1) and the ignition switch (2) are respectively connected with the hand brake undrawn alarm function module (7) through hard wires; the hand brake switch (1) sends a detected hand brake pull-up/non-pull-up signal to the hand brake non-pull alarm function module (7), and the ignition switch (2) sends a detected ignition switch state signal to the hand brake non-pull alarm function module (7); the main driving door (3) is connected with the hand brake non-pulling alarm function module (7) through a CAN bus; the main driving door (3) sends a detected opening/closing signal of the main driving door to the hand brake non-pulling alarm function module (7); the hand brake no-pull alarm function module (7) is electrically connected with the liquid crystal screen (5) to control the liquid crystal screen to perform hand brake no-pull character alarm prompt display/non-display; the hand brake non-pulling alarm function module (7) is electrically connected with the buzzer (6) to control the buzzer to perform hand brake non-pulling buzzer alarm prompt on/off;
the method is characterized by comprising the following steps:
firstly, judging whether an ignition switch (2) of an automobile is in an IGN OFF state or in an IGN ON state by a hand brake non-pulling alarm function module (7); when the state is IGN ON state, executing the second step;
secondly, the alarm function module (7) of the hand brake is not pulled to clear the alarm, the text alarm prompt of the liquid crystal screen (5) and the buzzing alarm prompt of the buzzer (6) are closed, and the signal state of the hand brake switch (1) is recorded; then, executing the first step, and executing the third step when the ignition switch (2) is in an IGN OFF state;
thirdly, the hand brake non-pulling alarm function module (7) judges whether the hand brake switch (1) is in a non-pulling state or a pulling state, and if the hand brake switch is in the non-pulling state, the fourth step is executed; when the pull-up state is in the pull-up state, executing a first step;
fourthly, the hand brake non-pulling alarm function module (7) judges whether the non-pulling state of the hand brake switch (1) is recorded by the second step, and if the non-pulling state is recorded by the second step, the fifth step is executed; when not recorded by the second step, executing the first step;
fifthly, judging whether the main driving door (3) is in an open state or a closed state by the hand brake non-pulling alarm function module (7); when the main driving door (3) is in an open state, executing a seventh step; when the main driving door (3) is in a closed state, executing a sixth step;
sixthly, the hand brake non-pulling alarm function module (7) defines the alarm level as one level, controls the liquid crystal screen (5) to display a character alarm prompt of 'please pull the hand brake', and controls the buzzer (6) to send out a buzzing alarm prompt; the first-level alarm sound prompt frequency is 1Hz, and then the eighth step is executed;
seventhly, defining the alarm level of the hand brake not-pulling alarm function module (7) as a second level, controlling the liquid crystal screen (5) to display a character alarm prompt of 'pulling the hand brake', controlling the buzzer (6) to send out a buzzing alarm prompt, wherein the frequency of the second-level alarm sound prompt is 2Hz, and then executing the eighth step;
eighthly, judging whether the alarm level is changed by the hand brake non-pulling alarm function module (7), and executing the ninth step when the alarm level is not changed; when the alarm level is changed, executing the tenth step;
ninthly, resetting the alarm accumulated time by the hand brake undrawn alarm function module (7), and then executing the tenth step;
tenth step, the hand brake is not pulled, the alarm function module (7) judges whether the duration time of the text alarm prompt and the sound alarm prompt reaches 10s, and if the duration time of the text alarm prompt and the sound alarm prompt reaches 10s, the eleventh step is executed; when the time does not reach 10s, executing the first step;
and step ten, clearing the alarm by the hand brake unretracted alarm function module (7), closing the text alarm prompt of the liquid crystal screen (5) and the buzzing alarm prompt of the buzzer (6), and then executing the first step.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810890275.5A CN109177963B (en) | 2018-08-07 | 2018-08-07 | Parking brake non-starting alarm system and alarm prompt method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810890275.5A CN109177963B (en) | 2018-08-07 | 2018-08-07 | Parking brake non-starting alarm system and alarm prompt method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109177963A CN109177963A (en) | 2019-01-11 |
| CN109177963B true CN109177963B (en) | 2021-05-04 |
Family
ID=64920892
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810890275.5A Active CN109177963B (en) | 2018-08-07 | 2018-08-07 | Parking brake non-starting alarm system and alarm prompt method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109177963B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111845780A (en) * | 2019-04-30 | 2020-10-30 | 比亚迪股份有限公司 | Method and device for preventing hand brake from being pulled and vehicle |
| CN111645650A (en) * | 2020-06-15 | 2020-09-11 | 湖南行必达网联科技有限公司 | Automatic parking control system and method for vehicle |
| CN112026733A (en) * | 2020-08-31 | 2020-12-04 | 重庆长安汽车股份有限公司 | Electronic hand brake non-pull-up alarm reminding method and system, vehicle and storage medium |
| CN112776773A (en) * | 2021-02-27 | 2021-05-11 | 重庆长安汽车股份有限公司 | Anti-sliding safety control method and system and automobile |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08310383A (en) * | 1995-05-18 | 1996-11-26 | Mitsubishi Motors Corp | Parking brake alarm device and vehicle brake auxiliary device having parking brake alarm device |
| CN101304899A (en) * | 2005-10-11 | 2008-11-12 | 斯堪尼亚有限公司 | Warning system |
| CN103264693A (en) * | 2013-05-31 | 2013-08-28 | 浙江吉利汽车研究院有限公司杭州分公司 | Method and device for reminding driver to start parking braking |
| CN207106489U (en) * | 2017-07-21 | 2018-03-16 | 安徽江淮汽车集团股份有限公司 | Automobile hand brake does not open alarm set |
-
2018
- 2018-08-07 CN CN201810890275.5A patent/CN109177963B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08310383A (en) * | 1995-05-18 | 1996-11-26 | Mitsubishi Motors Corp | Parking brake alarm device and vehicle brake auxiliary device having parking brake alarm device |
| CN101304899A (en) * | 2005-10-11 | 2008-11-12 | 斯堪尼亚有限公司 | Warning system |
| CN103264693A (en) * | 2013-05-31 | 2013-08-28 | 浙江吉利汽车研究院有限公司杭州分公司 | Method and device for reminding driver to start parking braking |
| CN207106489U (en) * | 2017-07-21 | 2018-03-16 | 安徽江淮汽车集团股份有限公司 | Automobile hand brake does not open alarm set |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109177963A (en) | 2019-01-11 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109177963B (en) | Parking brake non-starting alarm system and alarm prompt method | |
| JP4697486B2 (en) | Automotive control system | |
| CN202357876U (en) | Safety protection device and automobile | |
| CN109532823B (en) | System, method and computer-readable storage medium for activating automatic parking | |
| CN204895149U (en) | Motor -driven vehicle operation person alcohol detection device | |
| US10882448B2 (en) | Method, device and computer-readable storage medium with instructions for identifying an exit side of a motor vehicle | |
| JP2015209003A (en) | Apparatus and program | |
| CN103264662A (en) | Method and device for reminding driver of overlong continuous driving time | |
| CN106627464A (en) | Front-rear vehicle prompt device for preventing rear-end collision and working method thereof | |
| CN103359048A (en) | Car safety belt acoustic-optical reminding control method and system | |
| CN109910860B (en) | Automatic flameout electronic system after automobile parking | |
| CN103419716B (en) | Vehicle and the murky state warning system of driver thereof and method | |
| JP6923952B2 (en) | Equipment and programs | |
| CN111696313A (en) | Driver attention reminding system and design method | |
| CN220639703U (en) | Vehicle-mounted prompt system for safety prompt | |
| CN112238810A (en) | Vehicle parking safety control method and system | |
| CN117485245A (en) | Door opening prevention and killing system, vehicle, method and storage medium | |
| CN202966112U (en) | Intelligent monitoring device for automobile oil tank | |
| CN2661483Y (en) | Intelligent control system for automobile safety operation | |
| CN113895232B (en) | Electric automobile power limited prompting method | |
| AU2021105502A4 (en) | An anti-dipsomaniac vehicle system | |
| CN203047245U (en) | Alarm device for misuse of automobile hand brake | |
| US20210309199A1 (en) | R90 break system | |
| CN211166452U (en) | Door warning device and vehicle | |
| JP2001254614A (en) | Oil pressure warning device |
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 |