CN116252706A - Light switching method, device, equipment and medium - Google Patents
Light switching method, device, equipment and medium Download PDFInfo
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- CN116252706A CN116252706A CN202310476160.2A CN202310476160A CN116252706A CN 116252706 A CN116252706 A CN 116252706A CN 202310476160 A CN202310476160 A CN 202310476160A CN 116252706 A CN116252706 A CN 116252706A
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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
- B60Q1/00—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor
- B60Q1/02—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments
- B60Q1/04—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights
- B60Q1/14—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights having dimming means
- B60Q1/1415—Dimming circuits
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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
- B60Q2300/00—Indexing codes for automatically adjustable headlamps or automatically dimmable headlamps
- B60Q2300/10—Indexing codes relating to particular vehicle conditions
- B60Q2300/11—Linear movements of the vehicle
- B60Q2300/112—Vehicle speed
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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
- B60Q2300/00—Indexing codes for automatically adjustable headlamps or automatically dimmable headlamps
- B60Q2300/10—Indexing codes relating to particular vehicle conditions
- B60Q2300/11—Linear movements of the vehicle
- B60Q2300/114—Vehicle acceleration or deceleration
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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
- B60Q2300/00—Indexing codes for automatically adjustable headlamps or automatically dimmable headlamps
- B60Q2300/40—Indexing codes relating to other road users or special conditions
- B60Q2300/45—Special conditions, e.g. pedestrians, road signs or potential dangers
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
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Abstract
The invention discloses a lamplight switching method, device, equipment and medium. The lamplight switching method comprises the following steps: setting a lamplight cooling control condition according to a target vehicle speed, a vehicle longitudinal acceleration threshold value and a passive light source speed threshold value; and if the headlight of the current vehicle is in the automatic control gear and the current vehicle finishes the far and near light switching operation of the target number of wheels in the switching judging time, performing light cooling control on the current vehicle according to the light cooling control condition and the current vehicle state. The technical scheme of the embodiment of the invention can avoid repeated switching of the far and near lights caused by the passive light source at night, and improve the driving safety and the user experience.
Description
Technical Field
The present invention relates to the field of intelligent vehicle technologies, and in particular, to a light switching method, device, equipment, and medium.
Background
The intelligent far and near light control function based on visual perception can be realized by identifying the ambient light brightness and combining the detection condition of road targets (such as vehicle targets, vehicle tail lamps and vehicle headlights) in front of night, so that the automatic switching of the far and near lights is realized, and more intelligent and convenient driving experience is provided for a driver.
However, visual perception strongly depends on the external environment light condition, and night scenes have short plates with visual perception performance due to limited illumination conditions. Especially, the driving scene of the passive light source target with strong light reflection such as a road sign board exists in front: if no vehicle is located in front of the night, the sign targets outside the coverage area of the dipped headlight cannot be perceived when the vehicle turns on the dipped headlight, and after the vehicle is controlled to perform the operation of turning on the high beam, the light source irradiates the sign to form strong light reflection, and then the vehicle performs the operation of turning off the high beam. When the signpost target is still in the front continuous period, the jump of the detected state of the target and the high-low light switching state are causal, so that frequent switching of the light causes complaints of users and hidden troubles of driving.
Disclosure of Invention
The invention provides a lamplight switching method, device, equipment and medium, which are used for solving the problems of unsafe driving and poor user experience caused by repeated switching of far and near lamplights caused by a passive light source at night.
According to an aspect of the present invention, there is provided a light switching method, including:
setting a lamplight cooling control condition according to a target vehicle speed, a vehicle longitudinal acceleration threshold value and a passive light source speed threshold value;
and if the headlight of the current vehicle is in the automatic control gear and the current vehicle finishes the far and near light switching operation of the target number of wheels in the switching judging time, performing light cooling control on the current vehicle according to the light cooling control condition and the current vehicle state.
According to another aspect of the present invention, there is provided a light switching device including:
the lamplight cooling control condition determining module is used for setting lamplight cooling control conditions according to the target vehicle speed, the vehicle longitudinal acceleration threshold value and the passive light source speed threshold value;
and the lamplight cooling control module is used for performing lamplight cooling control on the current vehicle according to lamplight cooling control conditions and the current vehicle state if the headlight of the current vehicle is in an automatic control gear and the current vehicle finishes the far and near lamplight switching operation of the target wheel number within the switching judgment time.
According to another aspect of the present invention, there is provided an electronic apparatus including:
at least one processor; and
a memory communicatively coupled to the at least one processor; wherein,,
the memory stores a computer program executable by the at least one processor to enable the at least one processor to perform the light switching method according to any one of the embodiments of the present invention.
According to another aspect of the present invention, there is provided a computer readable storage medium storing computer instructions for causing a processor to execute a light switching method according to any one of the embodiments of the present invention.
According to the technical scheme, the lamplight cooling control conditions are set according to the target vehicle speed, the vehicle longitudinal acceleration threshold and the passive light source speed threshold, and if the headlight of the current vehicle is in an automatic control gear and the current vehicle finishes the far and near lamplight switching operation of the target number of wheels in the switching judgment time, lamplight cooling control is carried out on the current vehicle according to the lamplight cooling control conditions and the current vehicle state. In the scheme, the current vehicle completes far and near light switching operation of the target wheel number in the switching judging time through judging, and the fact that the current vehicle detects the possible existence of a passive light source is determined, so that according to light cooling control conditions and the current vehicle state, the light automatic control gear is closed, the light automatic control gear is prevented from repeatedly switching the far and near lights of the front light of the vehicle, light cooling control of the current vehicle is realized, the problems of unsafe driving and poor user experience caused by repeated switching of the far and near lights caused by the passive light source at night are solved, repeated switching of the far and near lights caused by the passive light source at night can be avoided, and driving safety and user experience are improved.
It should be understood that the description in this section is not intended to identify key or critical features of the embodiments of the invention or to delineate the scope of the invention. Other features of the present invention will become apparent from the description that follows.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the description of the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments of the present invention, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a flowchart of a light switching method according to a first embodiment of the present invention;
fig. 2 is a flowchart of a light switching method according to a second embodiment of the present invention;
fig. 3 is a schematic diagram of an intelligent cooling control flow of a high beam and a low beam according to a second embodiment of the present invention;
fig. 4 is a schematic structural diagram of a light switching device according to a third embodiment of the present invention;
fig. 5 shows a schematic diagram of the structure of an electronic device that may be used to implement an embodiment of the invention.
Detailed Description
In order that those skilled in the art will better understand the present invention, a technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in which it is apparent that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present invention without making any inventive effort, shall fall within the scope of the present invention.
It should be noted that the terms "first," "second," and the like in the description and the claims of the present invention and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate such that the embodiments of the invention described herein may be implemented in sequences other than those illustrated or otherwise described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
Example 1
Fig. 1 is a flowchart of a light switching method according to a first embodiment of the present invention, where the present embodiment is applicable to avoiding a situation that light in a vehicle is repeatedly switched between a far light and a near light for multiple times, the method may be performed by a light switching device, the light switching device may be implemented in a form of hardware and/or software, and the light switching device may be configured in an electronic device. As shown in fig. 1, the method includes:
s110, setting a lamplight cooling control condition according to the target vehicle speed, the vehicle longitudinal acceleration threshold value and the passive light source speed threshold value.
The target vehicle speed may be a preset vehicle running speed. The vehicle longitudinal acceleration threshold value may be a preset lower limit value of the vehicle longitudinal acceleration. The passive light source speed threshold may be used to describe an upper limit value for the speed of movement of the passive light source detected by the vehicle.
In general, the target speeds for different types of vehicles produced by the same manufacturer may be different. The vehicle longitudinal acceleration threshold may be 0m/s 2 The passive light source speed threshold may include, but is not limited to, 5km/h. It will be appreciated that the target vehicle speed, the vehicle longitudinal acceleration threshold, and the passive light source speed threshold may be set by themselves based on specific vehicle configuration parameters and driving conditions.
In the embodiment of the invention, the target vehicle speed, the vehicle longitudinal acceleration threshold and the passive light source speed threshold matched with the current vehicle can be set according to the vehicle configuration parameters and the driving condition of the current vehicle, so that the current vehicle speed is not less than the target vehicle speed, the current vehicle bus acceleration is not less than the vehicle longitudinal acceleration threshold, and the passive light source speed detected by the current vehicle is not greater than the passive light source speed threshold, thereby being used as the lamplight cooling control condition.
And S120, if the headlight of the current vehicle is in an automatic control gear and the current vehicle finishes the far and near light switching operation of the target number of wheels within the switching judgment time, performing light cooling control on the current vehicle according to the light cooling control condition and the current vehicle state.
The switching determination time may be a time for the preset vehicle to complete the high-low beam switching operation of the target wheel number. The target number of wheels may be a preset number of wheels. By way of example, the target number of wheels may include, but is not limited to, 2 wheels. The high-low light switching operation may be an operation of switching different light types. By way of example, a low beam to high beam to low beam switching is a round of switching, and a high beam to low beam to high beam switching is also understood as a round of switching. The current vehicle state may be used to describe the current vehicle driving conditions. Alternatively, the current vehicle state may include, but is not limited to, a speed of the current vehicle, a longitudinal acceleration of the current vehicle, a speed of movement of the passive light source detected by the current vehicle, and the like. The lamplight cooling control can be that the high-low beam lamp of the vehicle is not controlled by the automatic control gear of the lamp light in the vehicle.
In the embodiment of the invention, if the starting type of the headlight of the current vehicle is controlled by the automatic control gear, the operation time of the current vehicle for completing the far and near light switching operation of the target number of wheels is compared with the switching judgment time, if the current vehicle for completing the far and near light switching operation of the target number of wheels within the switching judgment time, the current vehicle can be determined to identify the passive light source, the duration of closing the automatic control gear of the light is further determined according to the light cooling control condition and the current vehicle state, and the user is prompted to manually control the light within the closing time of the automatic control gear of the light, so that the light cooling control of the current vehicle is realized.
According to the technical scheme, the lamplight cooling control conditions are set according to the target vehicle speed, the vehicle longitudinal acceleration threshold and the passive light source speed threshold, and if the headlight of the current vehicle is in an automatic control gear and the current vehicle finishes the far and near lamplight switching operation of the target number of wheels in the switching judgment time, lamplight cooling control is carried out on the current vehicle according to the lamplight cooling control conditions and the current vehicle state. In the scheme, the current vehicle completes far and near light switching operation of the target wheel number in the switching judging time through judging, and the fact that the current vehicle detects the possible existence of a passive light source is determined, so that according to light cooling control conditions and the current vehicle state, the light automatic control gear is closed, the light automatic control gear is prevented from repeatedly switching the far and near lights of the front light of the vehicle, light cooling control of the current vehicle is realized, the problems of unsafe driving and poor user experience caused by repeated switching of the far and near lights caused by the passive light source at night are solved, repeated switching of the far and near lights caused by the passive light source at night can be avoided, and driving safety and user experience are improved.
Example two
Fig. 2 is a flowchart of a light switching method according to a second embodiment of the present invention, where the present embodiment is implemented based on the foregoing embodiment, and a specific alternative implementation manner of light control on a vehicle after light cooling control on the current vehicle is finished is given. As shown in fig. 2, the method includes:
s210, setting a lamplight cooling control condition according to the target vehicle speed, the vehicle longitudinal acceleration threshold and the passive light source speed threshold.
S220, if the headlight of the current vehicle is in an automatic control gear and the current vehicle finishes the far and near light switching operation of the target number of wheels within the switching judgment time, performing light cooling control on the current vehicle according to the light cooling control condition and the current vehicle state.
In an alternative embodiment of the present invention, the light cooling control of the current vehicle according to the light cooling control condition and the current vehicle state may include: when the current vehicle state is determined to meet the lamplight cooling control condition, lamplight cooling control is carried out on the current vehicle according to the first cooling time length; and when the current vehicle state is determined to not meet the lamplight cooling control condition, lamplight cooling control is carried out on the current vehicle according to the second cooling duration.
The first cooling duration may be a time set for the current vehicle state to satisfy the light cooling control condition, and the vehicle headlight is controlled without the light automatic control gear. The second cooling time period is set for the current vehicle state not meeting the lamplight cooling control condition, and the vehicle headlight is not controlled through the lamplight automatic control gear.
In the embodiment of the invention, the current vehicle speed, the longitudinal acceleration of the current vehicle and the passive light source speed detected by the current vehicle can be determined according to the current vehicle state, and if the current vehicle speed is greater than or equal to the target vehicle speed, the longitudinal acceleration of the current vehicle is greater than or equal to the vehicle longitudinal acceleration threshold value and the passive light source speed detected by the current vehicle is less than or equal to the passive light source speed threshold value, the current vehicle state is determined to meet the light cooling control condition, so that the vehicle headlight is not controlled through the automatic control gear within the first cooling time period. If any one of the above-mentioned constituent light cooling control conditions is not satisfied, it may be determined that the current vehicle state does not satisfy the light cooling control condition, so that the vehicle headlight is not controlled by the automatic control gear within the second cooling period.
In an alternative embodiment of the present invention, the light cooling control for the current vehicle according to the first cooling duration may include: within the first cooling time period, a control instruction for performing far and near light on the current vehicle is not generated, and a manual light control voice signal is generated; the light cooling control of the current vehicle according to the second cooling duration may include: and within the second cooling time period, no control instruction for controlling the distance light and the near light of the current vehicle is generated, and a manual light control voice signal is generated.
The manual light control voice signal can be a pre-recorded signal for prompting a user to manually control the light. Exemplary manual light control voice signals include, but are not limited to, a text that "environmental disturbance exists," which is played through a speaker, please the driver manually control the light according to the actual situation, "and/or" environmental disturbance exists, which is sent out through a vehicle-mounted display screen, please the driver manually control the light according to the actual situation.
In the embodiment of the invention, if the current vehicle state meets the lamplight cooling control condition, no control instruction for far and near lamplight of the current vehicle is generated within the first cooling time period, the control of the front lamp of the vehicle through an automatic control gear is avoided, and a manual lamplight control voice signal is generated to prompt a user to perform manual lamplight control. If the current vehicle state does not meet the lamplight cooling control condition, no control instruction for far and near lamplight of the current vehicle is generated in the second cooling time period, the control of the front lamp of the vehicle through an automatic control gear is avoided, and a manual lamplight control voice signal is generated to prompt a user to perform manual lamplight control.
In an alternative embodiment of the present invention, the switching determination time may include: the determination is based on the following formula:
wherein T is A Represents a switching judgment time, a represents a first time parameter, D A And the distance between the current vehicle and the target passive light source when the current vehicle performs the primary distance light switching operation is represented, and the relative speed between the current vehicle and the target passive light source when the current vehicle detects the target passive light source is represented.
The first time parameter may be a coefficient determined according to a historical driving condition of a current two-wheel high and low beam switching operation of the vehicle. The target passive light source may be a passive light source detected when the current vehicle performs a first distance/near light switching operation.
In an alternative embodiment of the present invention, the first cooling period may include: the determination is based on the following formula:
wherein T is B Represents a first cooling period, b represents a second time parameter, D B The distance between the target vehicle and the target passive light source when the current vehicle performs the target wheel high-low light switching operation is represented, and the relative speed between the target vehicle and the target passive light source when the current vehicle detects the target passive light source is represented.
Wherein the target wheel may be the last wheel of the target wheel number. Assuming that the target wheel number is 2, the target wheel is the second wheel. The second time parameter may be a coefficient set according to a light cooling control requirement when the current vehicle state satisfies the light cooling control condition. Illustratively, the second time parameter may include, but is not limited to, 110%.
In an alternative embodiment of the present invention, the second cooling period includes: the determination is based on the following formula:
wherein T is C Represents a second cooling period, c represents a third time parameter, D B The distance between the target vehicle and the target passive light source when the current vehicle performs the target wheel high-low light switching operation is represented, and the relative speed between the target vehicle and the target passive light source when the current vehicle detects the target passive light source is represented.
The third time parameter may be a coefficient set according to a light cooling control requirement when the current vehicle state does not satisfy the light cooling control condition. The third time parameter may include, but is not limited to, 90%.
And S230, controlling the light of the current vehicle according to the automatic control gear when the cooling time matched with the light cooling control of the current vehicle is reached and the light gear is the automatic control gear.
In the embodiment of the invention, if the current vehicle lamplight cooling control time reaches the corresponding cooling time and the user does not perform manual control within the cooling time, namely, the lamplight gear is an automatic control gear, the lamplight control of the automatic control gear on the current vehicle headlight is further restored.
Optionally, if the current vehicle state meets the light cooling control condition, the cooling time length is a first cooling time length, the light cooling control time length of the current vehicle reaches the first cooling time length, and the light gear is an automatic control gear, and the light of the current vehicle is controlled according to the automatic control gear. If the current vehicle state meets the light cooling control condition, the cooling time length is the second cooling time length, the light cooling control time length of the current vehicle reaches the second cooling time length, and the light gear is the automatic control gear, and the light of the current vehicle is controlled according to the automatic control gear.
Fig. 3 is a schematic diagram of an intelligent cooling control flow of a high beam and low beam according to a second embodiment of the present invention. As shown in fig. 3, the intelligent cooling control flow of the low-beam and high-beam lamps comprises the following steps:
step 1, confirming that the premise of the beginning of the lamplight switching method of the scheme is that the control gear of the front lamp of the current vehicle is in the AUTO gear (automatic control gear), and the front lamp is in the low beam state, so that the switching from the low beam to the high beam is defined to be switched from the low beam to the low beam again, and the switching operation of the high beam and the low beam is defined as one-round high beam and low beam switching operation.
Step 2, defining the switching judgment time as T A ，
If the current vehicle finishes 2-wheel far and near light switching operation within the switching judging time, the step 3 is entered.
Step 3: and judging the current vehicle state at the moment. If the speed V of the current vehicle is more than or equal to 60km/h and the longitudinal acceleration Ax of the current vehicle is more than or equal to 0m/s 2 Meanwhile, the speed Vobject of the target passive light source detected by the current vehicle is less than or equal to 0km/h, and the step 4 is executed; if one of the conditions is not satisfied, step 5 is performed.
Step 4: the headlight of the vehicle enters the lamplight cooling control, and the lamplight cooling control is carried out for a first cooling time period
In the method, a control instruction of far and near lights is not sent to the current vehicle execution end any more, a text prompt is synchronously sent through an instrument to prompt that environment interference exists, and a driver is requested to be according to the actual situationThe situation manually controls the high beam.
Step 5: the vehicle headlight enters the lamplight cooling control, and the second cooling time period
And in the method, a control instruction of the high beam and low beam is not sent to the current vehicle execution end, and a text prompt 'environmental interference exists' is sent synchronously through an instrument, so that a driver is requested to manually control the high beam according to actual conditions.
Step 6: and after the cooling time is over, judging the control state of the high beam. If the gear is still the AUTO gear, the automatic control gear is re-entered for light control, and normal operation is restored.
In the scheme, the light cooling control is added to avoid frequent switching of high-low beam light control caused by state jump detected by passive light sources such as speed limit plates, the method has the advantage of suitability, the dynamic cooling time control method with low calculation power dependence and high coupling of the whole vehicle state is realized through the vehicle state and the target attribute, the intelligent control performance of the high-low beam light is improved, and the problem that the high-low beam light control is frequently switched due to state jump can be avoided due to the fact that the passive light sources can identify at night is solved.
According to the technical scheme, the light cooling control conditions are set according to the target vehicle speed, the vehicle longitudinal acceleration threshold and the passive light source speed threshold, if the headlight of the current vehicle is in an automatic control gear and the current vehicle finishes the far and near light switching operation of the target number of wheels in the switching judgment time, the light cooling control is carried out on the current vehicle according to the light cooling control conditions and the current vehicle state, the light cooling control is further carried out on the current vehicle until the cooling time matched with the light cooling control of the current vehicle is reached, the light gear is the automatic control gear, and the light of the current vehicle is controlled according to the automatic control gear. In the scheme, the current vehicle completes far and near light switching operation of the target number of wheels in the switching judging time by judging, and the fact that the current vehicle detects that a passive light source possibly exists is determined, so that according to light cooling control conditions and the current vehicle state, the light automatic control gear is closed, the light automatic control gear is prevented from repeatedly switching the far and near lights of the front lights of the vehicle, light cooling control of the current vehicle is achieved, the control of the automatic control gear on the lights can be recovered after the cooling time is reached, the user requirement can be met more intelligently, the problems that the far and near lights are repeatedly switched at night and the driving is unsafe and the user experience is poor due to the fact that the far and near lights are repeatedly switched at night are solved, and driving safety and user experience are improved.
Example III
Fig. 4 is a schematic structural diagram of a light switching device according to a third embodiment of the present invention. As shown in fig. 4, the apparatus includes a lamp cooling control condition determining module 310 and a lamp cooling control module 320, wherein,
the lamplight cooling control condition determining module 310 is configured to set a lamplight cooling control condition according to a target vehicle speed, a vehicle longitudinal acceleration threshold value, and a passive light source speed threshold value;
and the light cooling control module 320 is configured to perform light cooling control on the current vehicle according to the light cooling control condition and the current vehicle state if the headlight of the current vehicle is in an automatic control gear and the current vehicle completes the far and near light switching operation of the target number of wheels within the switching determination time.
According to the technical scheme, the lamplight cooling control conditions are set according to the target vehicle speed, the vehicle longitudinal acceleration threshold and the passive light source speed threshold, and if the headlight of the current vehicle is in an automatic control gear and the current vehicle finishes the far and near lamplight switching operation of the target number of wheels in the switching judgment time, lamplight cooling control is carried out on the current vehicle according to the lamplight cooling control conditions and the current vehicle state. In the scheme, the current vehicle completes far and near light switching operation of the target wheel number in the switching judging time through judging, and the fact that the current vehicle detects the possible existence of a passive light source is determined, so that according to light cooling control conditions and the current vehicle state, the light automatic control gear is closed, the light automatic control gear is prevented from repeatedly switching the far and near lights of the front light of the vehicle, light cooling control of the current vehicle is realized, the problems of unsafe driving and poor user experience caused by repeated switching of the far and near lights caused by the passive light source at night are solved, repeated switching of the far and near lights caused by the passive light source at night can be avoided, and driving safety and user experience are improved.
Optionally, the light switching device includes an automatic control gear function recovery module, configured to control light of the current vehicle according to the automatic control gear when a cooling time length matched with the light cooling control of the current vehicle is reached after the light cooling control is performed on the current vehicle, and the light gear is the automatic control gear.
Optionally, the light cooling control module 320 includes a first light cooling control unit and a second light cooling control unit; and the first lamplight cooling control unit is used for performing lamplight cooling control on the current vehicle according to a first cooling time length when the current vehicle state is determined to meet the lamplight cooling control condition. And the second lamplight cooling control unit is used for performing lamplight cooling control on the current vehicle according to a second cooling time length when the current vehicle state is determined to not meet the lamplight cooling control condition.
Optionally, the first light cooling control unit is specifically configured to not generate a control instruction for performing far and near light on the current vehicle in the first cooling duration, and generate a manual light control voice signal. The second lamplight cooling control unit is specifically configured to not generate a control instruction for performing far and near lamplight on the current vehicle in the second cooling time period, and generate a manual lamplight control voice signal.
Optionally, the switching judgment time includes:
the determination is based on the following formula:
wherein T is A Representing the switching judgment time, wherein a represents a first time parameter, D A Indicating the current vehicle to perform the first distance lightThe distance from the target passive light source during the light switching operation, Δv, represents the relative speed of the current vehicle to the target passive light source when the target passive light source is detected.
Optionally, the first cooling period includes: the determination is based on the following formula:
wherein T is B Representing the first cooling duration, b representing a second time parameter, D B And the distance between the current vehicle and the target passive light source when the current vehicle performs the target wheel high-low light switching operation is represented, and the relative speed between the current vehicle and the target passive light source when the current vehicle detects the target passive light source is represented.
Optionally, the second cooling period includes: the determination is based on the following formula:
wherein T is C Representing the second cooling duration and c representing a third time parameter.
The lamplight switching device provided by the embodiment of the invention can execute the lamplight switching method provided by any embodiment of the invention, and has the corresponding functional modules and beneficial effects of the execution method.
Example IV
Fig. 5 shows a schematic diagram of the structure of an electronic device that may be used to implement an embodiment of the invention. The components shown herein, their connections and relationships, and their functions, are meant to be exemplary only, and are not meant to limit implementations of the inventions described and/or claimed herein.
As shown in fig. 5, the electronic device 10 includes at least one processor 11, and a memory, such as a Read Only Memory (ROM) 12, a Random Access Memory (RAM) 13, etc., communicatively connected to the at least one processor 11, in which the memory stores a computer program executable by the at least one processor, and the processor 11 may perform various appropriate actions and processes according to the computer program stored in the Read Only Memory (ROM) 12 or the computer program loaded from the storage unit 18 into the Random Access Memory (RAM) 13. In the RAM 13, various programs and data required for the operation of the electronic device 10 may also be stored. The processor 11, the ROM 12 and the RAM 13 are connected to each other via a bus 14. An input/output (I/O) interface 15 is also connected to bus 14.
Various components in the electronic device 10 are connected to the I/O interface 15, including: an input unit 16 such as a keyboard, a mouse, etc.; an output unit 17 such as various types of displays, speakers, and the like; a storage unit 18 such as a magnetic disk, an optical disk, or the like; and a communication unit 19 such as a network card, modem, wireless communication transceiver, etc. The communication unit 19 allows the electronic device 10 to exchange information/data with other devices via a computer network, such as the internet, and/or various telecommunication networks.
The processor 11 may be a variety of general and/or special purpose processing components having processing and computing capabilities. Some examples of processor 11 include, but are not limited to, a Central Processing Unit (CPU), a Graphics Processing Unit (GPU), various specialized Artificial Intelligence (AI) computing chips, various processors running machine learning model algorithms, digital Signal Processors (DSPs), and any suitable processor, controller, microcontroller, etc. The processor 11 performs the various methods and processes described above, such as the light switching method.
In some embodiments, the light switching method may be implemented as a computer program tangibly embodied on a computer-readable storage medium, such as the storage unit 18. In some embodiments, part or all of the computer program may be loaded and/or installed onto the electronic device 10 via the ROM 12 and/or the communication unit 19. When the computer program is loaded into RAM 13 and executed by processor 11, one or more steps of the light switching method described above may be performed. Alternatively, in other embodiments, the processor 11 may be configured to perform the light switching method in any other suitable way (e.g. by means of firmware).
Various implementations of the systems and techniques described here above may be implemented in digital electronic circuitry, integrated circuit systems, field Programmable Gate Arrays (FPGAs), application Specific Integrated Circuits (ASICs), application Specific Standard Products (ASSPs), systems On Chip (SOCs), load programmable logic devices (CPLDs), computer hardware, firmware, software, and/or combinations thereof. These various embodiments may include: implemented in one or more computer programs, the one or more computer programs may be executed and/or interpreted on a programmable system including at least one programmable processor, which may be a special purpose or general-purpose programmable processor, that may receive data and instructions from, and transmit data and instructions to, a storage system, at least one input device, and at least one output device.
A computer program for carrying out methods of the present invention may be written in any combination of one or more programming languages. These computer programs may be provided to a processor of a general purpose computer, special purpose computer, or other programmable data processing apparatus, such that the computer programs, when executed by the processor, cause the functions/acts specified in the flowchart and/or block diagram block or blocks to be implemented. The computer program may execute entirely on the machine, partly on the machine, as a stand-alone software package, partly on the machine and partly on a remote machine or entirely on the remote machine or server.
In the context of the present invention, a computer-readable storage medium may be a tangible medium that can contain, or store a computer program for use by or in connection with an instruction execution system, apparatus, or device. The computer readable storage medium may include, but is not limited to, an electronic, magnetic, optical, electromagnetic, infrared, or semiconductor system, apparatus, or device, or any suitable combination of the foregoing. Alternatively, the computer readable storage medium may be a machine readable signal medium. More specific examples of a machine-readable storage medium would include an electrical connection based on one or more wires, a portable computer diskette, a hard disk, a Random Access Memory (RAM), a read-only memory (ROM), an erasable programmable read-only memory (EPROM or flash memory), an optical fiber, a portable compact disc read-only memory (CD-ROM), an optical storage device, a magnetic storage device, or any suitable combination of the foregoing.
To provide for interaction with a user, the systems and techniques described here can be implemented on an electronic device having: a display device (e.g., a CRT (cathode ray tube) or LCD (liquid crystal display) monitor) for displaying information to a user; and a keyboard and a pointing device (e.g., a mouse or a trackball) through which a user can provide input to the electronic device. Other kinds of devices may also be used to provide for interaction with a user; for example, feedback provided to the user may be any form of sensory feedback (e.g., visual feedback, auditory feedback, or tactile feedback); and input from the user may be received in any form, including acoustic input, speech input, or tactile input.
The systems and techniques described here can be implemented in a computing system that includes a background component (e.g., as a data server), or that includes a middleware component (e.g., an application server), or that includes a front-end component (e.g., a user computer having a graphical user interface or a web browser through which a user can interact with an implementation of the systems and techniques described here), or any combination of such background, middleware, or front-end components. The components of the system can be interconnected by any form or medium of digital data communication (e.g., a communication network). Examples of communication networks include: local Area Networks (LANs), wide Area Networks (WANs), blockchain networks, and the internet.
The computing system may include clients and servers. The client and server are typically remote from each other and typically interact through a communication network. The relationship of client and server arises by virtue of computer programs running on the respective computers and having a client-server relationship to each other. The server can be a cloud server, also called a cloud computing server or a cloud host, and is a host product in a cloud computing service system, so that the defects of high management difficulty and weak service expansibility in the traditional physical hosts and VPS service are overcome.
It should be appreciated that various forms of the flows shown above may be used to reorder, add, or delete steps. For example, the steps described in the present invention may be performed in parallel, sequentially, or in a different order, so long as the desired results of the technical solution of the present invention are achieved, and the present invention is not limited herein.
The above embodiments do not limit the scope of the present invention. It will be apparent to those skilled in the art that various modifications, combinations, sub-combinations and alternatives are possible, depending on design requirements and other factors. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the scope of the present invention.
Claims (10)
1. A method of switching light, comprising:
setting a lamplight cooling control condition according to a target vehicle speed, a vehicle longitudinal acceleration threshold value and a passive light source speed threshold value;
and if the headlight of the current vehicle is in an automatic control gear and the current vehicle finishes the far and near light switching operation of the target number of wheels in the switching judging time, performing light cooling control on the current vehicle according to the light cooling control condition and the current vehicle state.
2. The method of claim 1, further comprising, after said light cooling control of said current vehicle:
and when the cooling time matched with the current vehicle lamplight cooling control is reached and the lamplight gear is the automatic control gear, controlling lamplight of the current vehicle according to the automatic control gear.
3. The method of claim 1, wherein said performing light cooling control on said current vehicle based on said light cooling control conditions and a current vehicle state comprises:
when the current vehicle state is determined to meet the lamplight cooling control condition, lamplight cooling control is carried out on the current vehicle according to a first cooling duration;
and when the current vehicle state is determined to not meet the lamplight cooling control condition, lamplight cooling control is carried out on the current vehicle according to a second cooling duration.
4. A method according to claim 3, wherein said light cooling control of said current vehicle in accordance with a first cooling duration comprises:
within the first cooling time period, a control instruction for performing far and near light on the current vehicle is not generated, and a manual light control voice signal is generated;
and performing light cooling control on the current vehicle according to the second cooling time length, including:
and within the second cooling time period, a control instruction for performing far and near light on the current vehicle is not generated, and a manual light control voice signal is generated.
5. The method of claim 1, wherein the handover judgment time comprises:
the determination is based on the following formula:
wherein T is A Represents the switching judgment time, a represents a first time parameter, D A Representing the distance between the current vehicle and a target passive light source when the current vehicle performs the primary distance light switching operation, and Deltav represents the distance between the current vehicle and the target passive light source when the current vehicle detects the target passive light sourceThe relative speed of the target passive light source.
6. A method according to claim 3, wherein the first cooling period comprises:
the determination is based on the following formula:
wherein T is B Representing the first cooling duration, b representing a second time parameter, D B And the distance between the current vehicle and the target passive light source when the current vehicle performs the target wheel high-low light switching operation is represented, and the relative speed between the current vehicle and the target passive light source when the current vehicle detects the target passive light source is represented.
7. The method of claim 6, wherein the second cooling duration comprises:
the determination is based on the following formula:
wherein T is C Representing the second cooling duration and c representing a third time parameter.
8. A light switching device, comprising:
the lamplight cooling control condition determining module is used for setting lamplight cooling control conditions according to the target vehicle speed, the vehicle longitudinal acceleration threshold value and the passive light source speed threshold value;
and the lamplight cooling control module is used for performing lamplight cooling control on the current vehicle according to the lamplight cooling control conditions and the current vehicle state if the headlight of the current vehicle is in an automatic control gear and the current vehicle finishes the far and near lamplight switching operation of the target number of wheels within the switching judgment time.
9. An electronic device, the electronic device comprising:
at least one processor; and
a memory communicatively coupled to the at least one processor; wherein,,
the memory stores a computer program executable by the at least one processor to enable the at least one processor to perform the light switching method of any one of claims 1-7.
10. A computer readable storage medium storing computer instructions for causing a processor to perform the light switching method of any one of claims 1-7.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202310476160.2A CN116252706A (en) | 2023-04-27 | 2023-04-27 | Light switching method, device, equipment and medium |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202310476160.2A CN116252706A (en) | 2023-04-27 | 2023-04-27 | Light switching method, device, equipment and medium |
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| CN202310476160.2A Pending CN116252706A (en) | 2023-04-27 | 2023-04-27 | Light switching method, device, equipment and medium |
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