CN113085887B - Alarm prompting method, alarm prompting system and readable storage medium - Google Patents
Alarm prompting method, alarm prompting system and readable storage medium Download PDFInfo
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- CN113085887B CN113085887B CN202110395788.0A CN202110395788A CN113085887B CN 113085887 B CN113085887 B CN 113085887B CN 202110395788 A CN202110395788 A CN 202110395788A CN 113085887 B CN113085887 B CN 113085887B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W50/00—Details of control systems for road vehicle drive control not related to the control of a particular sub-unit, e.g. process diagnostic or vehicle driver interfaces
- B60W50/08—Interaction between the driver and the control system
- B60W50/14—Means for informing the driver, warning the driver or prompting a driver intervention
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W50/00—Details of control systems for road vehicle drive control not related to the control of a particular sub-unit, e.g. process diagnostic or vehicle driver interfaces
- B60W50/08—Interaction between the driver and the control system
- B60W50/14—Means for informing the driver, warning the driver or prompting a driver intervention
- B60W50/16—Tactile feedback to the driver, e.g. vibration or force feedback to the driver on the steering wheel or the accelerator pedal
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/02—Alarms for ensuring the safety of persons
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W50/00—Details of control systems for road vehicle drive control not related to the control of a particular sub-unit, e.g. process diagnostic or vehicle driver interfaces
- B60W50/08—Interaction between the driver and the control system
- B60W50/14—Means for informing the driver, warning the driver or prompting a driver intervention
- B60W2050/143—Alarm means
Abstract
The invention discloses an alarm prompting method, an alarm prompting system and a readable storage medium, comprising the following steps: controlling the vehicle to acquire current driving information; controlling the vehicle to determine whether a condition for triggering alarm information is met or not according to the running information; if yes, controlling the vehicle to send an alarm instruction to the wearable device; and the wearable equipment sends out alarm prompt information according to the alarm instruction. When the vehicle is in danger, the invention can send alarm information for prompting the user through the wearable device, and compared with the existing prompting mode, the invention is more effective and can reduce the occurrence of accidents.
Description
Technical Field
The invention relates to the technical field of intelligent control, in particular to an alarm prompting method, an alarm prompting system and a readable storage medium.
Background
In recent years, with the improvement of living standard of people, automobiles become an essential part of life of people, but the accompanying traffic accidents are more and more, and some vehicles deviate from a normal driving road or cannot turn in time when turning, so that accidents occur.
Currently, some automobiles have begun to alert drivers of danger by adding a vibrating device behind the seat. However, because the sitting postures of each driver are different, the drivers are not necessarily tightly attached to the backrest of the seat, and the drivers cannot feel reminded of the seats, cannot effectively prompt the users, and have potential safety hazards.
Disclosure of Invention
The invention provides an alarm prompting method, an alarm prompting system and a readable storage medium, and aims to solve the problem that the existing reminding mode cannot effectively prompt a user.
In order to achieve the above object, the present invention provides an alarm prompting method, which is applied to an alarm prompting system, where the system includes a vehicle and a wearable device, and the method includes:
controlling the vehicle to acquire current driving information;
controlling the vehicle to determine whether a condition for triggering alarm information is met according to the running information;
if yes, controlling the vehicle to send an alarm instruction to the wearable device;
and the wearable equipment sends out alarm prompt information according to the alarm instruction.
Optionally, the step of controlling the vehicle to determine whether a condition for triggering alarm information is satisfied according to the running information includes:
controlling the vehicle to calculate correction time according to the vehicle speed, the yaw angle and the yaw distance, and comparing the correction time with preset correction time;
if the preset correction time is greater than or equal to the correction time, and the running information is determined to meet the condition of triggering alarm information, executing: the step of controlling the vehicle to send an alarm instruction to the wearable device.
Optionally, the step of controlling the vehicle to calculate a correction time according to the vehicle speed, the yaw angle and the yaw distance comprises:
controlling the vehicle to acquire a front road condition and a driving direction;
if the front road condition is a straight road and the vehicle does not go straight, controlling the vehicle to substitute a first vehicle speed, a first yaw angle and a first yaw distance into a preset first formula to calculate first correction time;
and if the front road condition is a non-straight road and the vehicle does not turn, controlling the vehicle to substitute a second preset formula according to the lane distance and the lane curvature to calculate a second yaw distance, and substituting a second vehicle speed, a second yaw angle and the second yaw distance into a preset third formula to calculate second correction time.
Optionally, the preset first formula is:
wherein, T1For the first correction time, S1Is a first yaw distance, V1Is a first vehicle speed, β is a first yaw angle;
the preset second formula is as follows:
wherein S is2Is the second yaw distance, X is the lane distance, theta is the lane camber;
the preset third formula is as follows:
wherein, T2For a second correction time, S2Is a second yaw distance, V2At a second vehicle speed, α is a second yaw angle.
Optionally, the driving information includes a driving vehicle speed and a road-regulation vehicle speed, and the step of controlling the vehicle to determine whether a condition for triggering warning information is satisfied according to the driving information includes:
controlling the vehicle to judge whether the current running vehicle speed meets the current road specified vehicle speed;
if the current vehicle speed does not meet the current road specified vehicle speed, determining that the condition of triggering alarm information is met, executing: the step of controlling the vehicle to send an alarm instruction to the wearable device.
Optionally, the running information includes acceleration, and the step of controlling the vehicle to determine whether a condition for triggering warning information is satisfied according to the running information includes:
if the acceleration is larger than a first preset acceleration or the acceleration is smaller than a second preset acceleration, determining that the condition of triggering alarm information is met, executing: the step of controlling the vehicle to send an alarm instruction to the wearable device.
Optionally, before the step of controlling the vehicle to send the warning instruction to the wearable device, the method further includes:
determining whether the vehicle and the wearable device establish a communication connection;
if yes, executing: the step of controlling the vehicle to send an alarm instruction to the wearable device.
Optionally, before the step of controlling the vehicle to acquire the current driving information, the method further includes:
determining whether the vehicle and the wearable device establish a communication connection;
if yes, executing: and controlling the vehicle to acquire current running information.
In addition, to achieve the above object, the present invention also provides a wearable device, including: a communication module, a memory, a processor and a computer program stored on the memory and executable on the processor, the computer program, when executed by the processor, implementing the steps of the alarm notification method as described above.
In addition, in order to achieve the above object, the present invention further provides an alarm prompting system, including: a communication module, a memory, a processor and a computer program stored on the memory and executable on the processor, the computer program, when executed by the processor, implementing the steps of the alarm notification method as described above.
In addition, to achieve the above object, the present invention further provides a readable storage medium, which stores a computer program, and the computer program, when executed by a processor, implements the steps of the alarm prompting method as described above.
In the technical scheme of the invention, the vehicle is controlled to obtain the current running information; controlling the vehicle to determine whether a condition for triggering alarm information is met according to the running information; if yes, controlling the vehicle to send an alarm instruction to the wearable device; and the wearable equipment sends out alarm prompt information according to the alarm instruction. When there is danger in the vehicle, accessible wearing equipment sends suggestion user's alarm information, compares current suggestion mode more effective, the emergence of reducible accident.
Drawings
Fig. 1 is a schematic diagram of a hardware structure of an alarm prompting system according to an embodiment of the present invention;
FIG. 2 is a schematic flow chart diagram illustrating a first embodiment of an alarm notification method according to the present invention;
FIG. 3 is a schematic view of an application scenario of an alarm prompting method according to an embodiment of the present invention;
fig. 4 is a schematic view of an application scenario of another embodiment of the alarm prompting method of the present invention.
Detailed Description
Referring to fig. 1, fig. 1 is a schematic diagram of a hardware structure of an alarm prompt system provided by the present invention. The alarm prompting system can comprise components such as a communication module 10, a memory 20, a processor 30 and the like in a hardware structure. In the alarm prompting system, the processor 30 is connected to the memory 20 and the communication module 10, respectively, the memory 20 stores thereon a computer program, and the computer program is executed by the processor 30 at the same time, and when executed, the steps of the following method embodiments are implemented.
The communication module 10 may be connected to an external communication device through a network. The communication module 10 may receive a request from an external communication device, and may also send a request, an instruction, and information to the external communication device. The external communication device may be a user terminal or other system server, etc.
The memory 20 may be used to store software programs as well as various data. The memory 20 may mainly include a storage program area and a storage data area, wherein the storage program area may store an operating system, an application program required for at least one function, and the like; the stored data area may include a database, and the stored data area may store data or information created from use of the alarm prompt system, and the like. Further, the memory 20 may include high speed random access memory, and may also include non-volatile memory, such as at least one magnetic disk storage device, flash memory device, or other volatile solid state storage device.
The processor 30, which is a control center of the alarm prompting system, connects various parts of the whole alarm prompting system by using various interfaces and lines, and executes various functions and processing data of the alarm prompting system by operating or executing software programs and/or modules stored in the memory 20 and calling data stored in the memory 20, thereby integrally monitoring the alarm prompting system. Processor 30 may include one or more processing units; alternatively, the processor 30 may integrate an application processor, which primarily handles operating systems, user interfaces, applications, etc., and a modem processor, which primarily handles wireless communications. It will be appreciated that the modem processor described above may not be integrated into the processor 30.
Although not shown in fig. 1, the alarm prompting system may further include a circuit control module for connecting to a power supply to ensure the normal operation of other components. Those skilled in the art will appreciate that the alarm notification system configuration shown in FIG. 1 does not constitute a limitation of the alarm notification system, and may include more or fewer components than shown, or some components may be combined, or a different arrangement of components.
Based on the hardware structure, the invention provides various embodiments of the method.
The present invention further provides an alarm prompting method, please refer to fig. 2, fig. 2 is a schematic flowchart of a first embodiment of the alarm prompting method, the method is applied to an alarm prompting system, the alarm prompting system includes a vehicle and a wearable device, in this embodiment, the method includes:
step S10, controlling the vehicle to obtain current driving information;
step S20, controlling the vehicle to determine whether a condition for triggering alarm information is met or not according to the running information;
step S30, if yes, controlling the vehicle to send an alarm instruction to the wearable device;
and S40, the wearable equipment sends out alarm prompt information according to the alarm instruction.
In this embodiment, a vehicle and a wearable device form an alarm prompting system, the vehicle is in communication connection with the wearable device, the communication connection includes bluetooth connection, if the vehicle runs and the vehicle is in communication connection with the wearable device, the alarm prompting system controls the vehicle to acquire current running information, wherein the running information includes information such as a vehicle speed and a yaw angle, the alarm prompting system controls the vehicle to determine whether a condition for triggering alarm information is met according to the current running information, if the current running information meets the condition for triggering the alarm information, the alarm prompting system controls the vehicle to send an alarm instruction to the wearable device, the wearable device sends out alarm prompting information according to the alarm instruction, and the prompting information includes voice prompt and vibration prompt. When the vehicle is in danger, the vehicle alarm system can send alarm information for prompting a user through the wearable device, is more effective compared with the existing prompting mode, and can reduce accidents.
Further, before the step of controlling the vehicle to send the warning instruction to the wearable device in step S30, the method further includes:
step S001, determining whether the vehicle and the wearable device establish communication connection; if yes, executing: and controlling the vehicle to send an alarm instruction to the wearable device.
The warning prompt system is used for determining whether communication connection is established between the vehicle and the wearable device or not, namely whether Bluetooth connection is established or not, if the fact that Bluetooth connection is established between the vehicle and the wearable device is determined, the warning prompt system controls the vehicle to send a warning instruction to the wearable device, when danger exists in the vehicle, the warning prompt system can send warning information for prompting a user through the wearable device, and the user can be effectively reminded.
Further, a second embodiment of the alarm prompting method of the present invention is proposed based on the first embodiment of the alarm prompting method of the present invention, and in this embodiment, the step S20 includes:
step S21, controlling the vehicle to calculate correction time according to the vehicle speed, the yaw angle and the yaw distance, and comparing the correction time with preset correction time;
and S22, if the preset correction time is greater than or equal to the correction time and the running information is determined to meet the condition of triggering alarm information, executing the step S30.
In the embodiment, the warning prompt system controls the vehicle to calculate and obtain the correction time according to the vehicle speed, the yaw angle and the yaw distance in the driving information, wherein the correction time is the predicted time required by a user to correct the vehicle, and the correction time is compared with the preset correction time, wherein the preset correction time is the actual time required by the user to correct the vehicle obtained through experiments, and if the preset time is less than the correction time, the reaction time at the moment is enough for the user to correct the vehicle, at the moment, the warning is not required, and the driving information does not meet the condition of triggering the warning information; if the preset correction time is longer than or equal to the correction time, the driving information is determined to meet the condition of triggering alarm information, the reaction time at the moment is not enough for a user to correct the vehicle, at the moment, the warning is needed, the warning prompting system controls the vehicle to send a warning instruction to the wearable device, and the user can take emergency braking or other operations to avoid danger. The wearable device can send the alarm prompt information for prompting the user, is more effective than the existing prompt mode, and can reduce the occurrence of accidents.
Further, a third embodiment of the warning presentation method of the present invention is proposed based on the second embodiment of the warning presentation method of the present invention, in which the step of controlling the vehicle to calculate the correction time in accordance with the vehicle speed, the yaw angle, and the yaw distance in step S21 includes:
step S210, controlling the vehicle to acquire a front road condition and a driving direction;
step S211, if the road condition in front is a straight road and the vehicle does not go straight, controlling the vehicle to substitute a first speed, a first yaw angle and a first yaw distance into a preset first formula to calculate a first correction time;
in this embodiment, the warning and prompting system controls the vehicle to acquire a front road condition and a driving direction, if the front road condition is a straight road and the vehicle is not straight, it is described that the vehicle turns on the straight road, the warning and prompting system controls the vehicle to substitute a first vehicle speed, a first yaw angle and a first yaw distance into a first formula to calculate a first correction time, where the first yaw distance is a driving distance, the first correction time is compared with a first preset correction time, and if the first preset correction time is greater than or equal to the first correction time, it is determined that the driving information meets a condition for triggering warning information, it is described that the reaction time at this time is not enough for the user to correct the vehicle, at this time, warning is required, the warning and prompting system controls the vehicle to send a warning instruction to the wearable device, and the user can perform emergency braking or other operations to avoid danger.
Specifically, the preset first formula is:
wherein, T1For a first correction time, S1Is a first yaw distance, V1At the first vehicle speed, β is a first yaw angle.
Referring to fig. 3, the lane width of the lane where the vehicle is located is 2S1The first yaw distance is the distance that the vehicle is driven away from the current lane, and a general vehicle is driven in the middle of the lane, i.e. the first yaw distance is considered to be half of the lane width, i.e. S1，x1As the turning track of the vehicle, x2For a corresponding tangent line at the turn, i.e. where the vehicle is along X2Direction movement, V1* cos β is the speed of the first vehicle speed in the direction extending along the vertical lane of the vehicle.
And S212, if the road condition in front is a non-straight road and the vehicle does not turn, controlling the vehicle to calculate a second yaw distance by substituting the lane distance and the lane curvature into a second preset formula, and substituting the second speed, the second yaw angle and the second yaw distance into a preset third formula to calculate second correction time.
In this embodiment, the warning and prompting system controls the vehicle to obtain a front road condition and a driving direction, if the front road condition is a non-straight road and the vehicle does not turn, it is indicated that the vehicle does not turn at a turn, the warning and prompting system controls the vehicle to calculate a second yaw distance by substituting a second preset formula according to a driving distance and a lane curvature, calculate a second correction time by substituting a second vehicle speed, a second yaw angle and a second yaw distance into a third formula, compare the second correction time with the second preset correction time, and if the second preset correction time is greater than or equal to the second correction time, determine that the driving information meets a condition for triggering warning information, indicate that the reaction time at this time is not enough for the user to correct the vehicle, at this time, an alarm is required, the warning and prompting system controls the vehicle to send an alarm instruction to the wearable device, and the user can perform emergency braking or other operations to avoid danger.
Specifically, the preset second formula is:
wherein S is2Setting the yaw distance as a second yaw distance, wherein X is the lane distance, and theta is the lane bending angle;
wherein, the preset third formula is:
wherein, T2For a second correction time, S2Is the second yaw distance, V2At a second vehicle speed, α is a second yaw angle.
Referring to FIG. 4, the vehicle is along X3Direction movement, X4Is a tangent line at the curve, the lane width of the lane where the vehicle is located is 2X, the lane distance is half of the lane width, namely X, the tangent direction of alpha at the curve and X3The angle between the directions. The second yaw distance is the lane distance X divided by tan theta, V2* cos α is the speed of resolution of the second vehicle speed in the direction along the vertical lane of the vehicle.
Further, a fourth embodiment of the alarm prompting method according to the present invention is proposed based on the first embodiment of the alarm prompting method according to the present invention, and in this embodiment, the step S20 includes:
step S50, controlling the vehicle to judge whether the current running vehicle speed meets the current road specified vehicle speed;
and S51, if the current vehicle speed does not meet the current road specified vehicle speed and the condition for triggering alarm information is determined to be met, executing S30.
In the embodiment, the driving information comprises a driving speed and a road specified speed, the alarm prompting system controls the vehicle to judge whether the current driving speed meets the current road specified speed, if the current speed meets the current road specified speed, the speed is normal, and at this time, the alarm is not needed; if the current speed does not meet the current road specified speed, the speed is abnormal, the condition that the speed of a user is possibly limited to overspeed on the road or the high-speed boarding speed is too low is met, the alarm prompting system controls the vehicle to send an alarm instruction to the wearable equipment, so that the wearable equipment sends alarm prompting information according to the alarm instruction, wherein the prompting information comprises voice prompt and vibration prompt. The wearable device can send out alarm prompt information for prompting a user, is more effective than the existing prompt mode, and can reduce the occurrence of accidents.
Further, a fifth embodiment of the alarm prompting method according to the present invention is proposed based on the first embodiment of the alarm prompting method according to the present invention, and in this embodiment, the step S20 includes:
and S60, if the acceleration is larger than a first preset acceleration or the acceleration is smaller than a second preset acceleration, and the condition of triggering alarm information is determined to be met, executing the step S30.
In the embodiment, the driving information comprises acceleration, and if the acceleration is detected to be larger than a first preset acceleration, it is determined that a condition for triggering alarm information is met, wherein the first preset acceleration is the maximum acceleration which can be provided by vehicle power and indicates that the rear part or the side rear part of the vehicle is likely to be collided, the alarm prompting system controls the vehicle to send an alarm instruction to the wearable device, so that the wearable device sends alarm prompting information according to the alarm instruction, and the alarm prompting information at the moment comprises prompt information sent to an emergency contact person; if the detected acceleration is smaller than a second preset acceleration, determining that the condition of triggering alarm information is met, wherein the second preset acceleration is the maximum acceleration of the braking force of the vehicle and indicates that the front of the vehicle is likely to be collided, controlling the vehicle to send an alarm instruction to the wearable device by the alarm prompting system so that the wearable device sends alarm prompting information according to the alarm instruction, and sending prompting information to an emergency contact person to call for help to the emergency contact person.
Further, a sixth embodiment of the alarm prompting method according to the present invention is proposed based on the first embodiment of the alarm prompting method according to the present invention, and in this embodiment, before step S10, the method further includes:
step S31, determining whether the vehicle and the wearable device establish communication connection; if yes, executing: and controlling the vehicle to acquire current running information.
In this embodiment, the alarm prompting system determines whether the vehicle and the wearable device are in communication connection, for example, bluetooth connection, and if the vehicle and the wearable device are in communication connection, the alarm prompting system controls the vehicle to obtain current driving information, where the driving information includes a driving speed and a road-specified speed, and further the alarm prompting system controls the vehicle to determine whether a condition for triggering alarm information is satisfied according to the current driving information. When the vehicle is in danger, the vehicle alarm system can send alarm information for prompting a user through the wearable device, is more effective compared with the existing prompting mode, and can reduce accidents.
The invention also provides an alarm prompting method, which is applied to wearable equipment, and in the embodiment, the method comprises the following steps:
step S100, detecting whether an alarm instruction sent by a vehicle is received, wherein the vehicle is in communication connection with the wearable device;
and step S200, if the alarm instruction is received, sending alarm prompt information according to the alarm instruction.
In this embodiment, the wearable device and the vehicle are in communication connection in advance, specifically, the wearable device may be in bluetooth connection, where the wearable device may be a smart watch, a smart bracelet, or another smart device wearable on a driver, and when safety problems such as yaw and overspeed occur during driving, the vehicle may send an alarm instruction to the wearable device of the driver in communication connection with the vehicle, where the alarm instruction includes a yaw alarm instruction, an overspeed alarm instruction, and the like. The wearable device detects whether an alarm instruction sent by a vehicle is received in real time, and if the alarm instruction sent by the vehicle is received, alarm prompt information is sent out according to the alarm instruction, wherein the prompt information comprises voice prompt and vibration prompt. The wearable device can send the alarm prompt information for prompting the user, is more effective compared with the existing prompt mode, and can reduce the occurrence of accidents.
Further, the step of sending the alarm prompt information according to the alarm instruction in S200 includes:
step S201, analyzing the alarm instruction to determine an alarm type corresponding to the alarm instruction;
and step S202, sending out alarm prompt information according to the alarm type.
In this embodiment, after receiving an alarm instruction sent by a vehicle, the wearable device analyzes the alarm instruction to determine an alarm type, where the alarm type includes yaw, overspeed, and the like, and sends alarm prompt information according to the alarm type, and the voice prompts corresponding to different types are different. The wearable device can send out alarm prompt information for prompting a user, is more effective than the existing prompt mode, and can reduce the occurrence of accidents.
The invention also proposes a computer-readable storage medium on which a computer program is stored. The computer-readable storage medium may be a Memory in the wearable device in fig. 1, and may also be at least one of a ROM (Read-Only Memory)/RAM (Random Access Memory), a magnetic disk, and an optical disk, and the computer-readable storage medium includes instructions for causing a wearable device (which may be a mobile phone, a computer, a server, a terminal, or a network device) having a processor to perform the method according to the embodiments of the present invention.
In the present invention, the terms "first", "second", "third", "fourth" and "fifth" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and it is obvious to those skilled in the art that the above-mentioned terms have specific meanings in the present invention according to specific situations.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Moreover, various embodiments or examples and features of various embodiments or examples described in this specification can be combined and combined by one skilled in the art without being mutually inconsistent.
Although the embodiment of the present invention has been shown and described, the scope of the present invention is not limited thereto, it should be understood that the above embodiment is illustrative, and not restrictive, and that those skilled in the art can make changes, modifications and substitutions to the above embodiment within the scope of the present invention, and that these changes, modifications and substitutions are included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (7)
1. An alarm prompting method is applied to an alarm prompting system, the system comprises a vehicle and a wearable device, and the method comprises the following steps:
controlling the vehicle to acquire current driving information;
controlling the vehicle to determine whether a condition for triggering alarm information is met according to the running information;
if yes, controlling the vehicle to send an alarm instruction to the wearable device;
the wearable equipment sends out alarm prompt information according to the alarm instruction;
the step of controlling the vehicle to determine whether a condition for triggering alarm information is satisfied according to the travel information includes:
controlling the vehicle to calculate correction time according to the vehicle speed, the yaw angle and the yaw distance, and comparing the correction time with preset correction time;
if the preset correction time is greater than or equal to the correction time, determining that the driving information meets the condition of triggering alarm information, and executing: the step of controlling the vehicle to send an alarm instruction to the wearable device;
the step of controlling the vehicle to calculate the correction time according to the vehicle speed, the yaw angle and the yaw distance comprises:
controlling the vehicle to acquire a front road condition and a driving direction;
if the front road condition is a straight road and the vehicle does not go straight, controlling the vehicle to substitute a first vehicle speed, a first yaw angle and a first yaw distance into a preset first formula to calculate first correction time, wherein the preset first formula is as follows:
；
wherein, T1For the first correction time, S1Is a first yaw distance, V1At a first vehicle speed, β is a first yaw angle;
if the front road condition is a non-straight road and the vehicle does not turn, controlling the vehicle to substitute a preset second formula according to the lane distance and the lane curvature to calculate a second yaw distance, and substituting a second vehicle speed, a second yaw angle and the second yaw distance into a preset third formula to calculate second correction time, wherein the preset second formula is as follows:
the preset third formula is as follows:
wherein, T2For a second correction time, S2Is the second yaw distance, V2At a second vehicle speed, α is a second yaw angle.
2. The warning prompting method according to claim 1, wherein the running information includes a running vehicle speed and a road-specified vehicle speed, and the step of controlling the vehicle to determine whether a condition for triggering warning information is satisfied based on the running information includes:
controlling the vehicle to judge whether the current running vehicle speed meets the current road specified vehicle speed;
if the current vehicle speed does not meet the current road specified vehicle speed, determining that the condition of triggering alarm information is met, executing: and controlling the vehicle to send an alarm instruction to the wearable device.
3. The warning presentation method according to claim 1, wherein the travel information includes acceleration, and the step of controlling the vehicle to determine whether a condition for triggering warning information is satisfied based on the travel information includes:
if the acceleration is larger than a first preset acceleration or the acceleration is smaller than a second preset acceleration, determining that the condition of triggering alarm information is met, and executing: the step of controlling the vehicle to send an alarm instruction to the wearable device.
4. The alert prompting method of claim 1, wherein the step of controlling the vehicle to send alert instructions to the wearable device is preceded by:
determining whether the vehicle and the wearable device establish a communication connection;
if yes, executing: and controlling the vehicle to send an alarm instruction to the wearable device.
5. The warning prompting method according to claim 1, wherein the step of controlling the vehicle to acquire the current driving information is preceded by the step of:
determining whether the vehicle establishes a communication connection with the wearable device;
if yes, executing: and controlling the vehicle to acquire current running information.
6. An alarm prompting system, characterized in that the system comprises a communication module, a memory, a processor and a computer program stored on the memory and executable on the processor, which computer program, when executed by the processor, carries out the steps of the alarm prompting method according to any one of claims 1 to 5.
7. A readable storage medium, characterized in that a computer program is stored thereon, which computer program, when being executed by a processor, carries out the steps of the alarm prompting method according to any one of claims 1 to 5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110395788.0A CN113085887B (en) | 2021-04-13 | 2021-04-13 | Alarm prompting method, alarm prompting system and readable storage medium |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110395788.0A CN113085887B (en) | 2021-04-13 | 2021-04-13 | Alarm prompting method, alarm prompting system and readable storage medium |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113085887A CN113085887A (en) | 2021-07-09 |
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