A vehicle-mounted cinema control method and system

Abstract

The application belongs to the technical field of vehicle-mounted control, and discloses a vehicle-mounted cinema control method and system, wherein the method comprises the following steps: a left area controller executes a motion control service to obtain vehicle state information; an information entertainment domain controller determines whether a cinema mode condition is met according to the vehicle state information and a cinema mode function switch service state; the left area controller executes a vehicle body control service according to a cinema mode opening instruction; a right area controller executes a thermal management control service according to the cinema mode opening instruction; when the information entertainment domain controller determines that the cinema mode condition is met, the information entertainment domain controller obtains user demand through an application layer, and calls an information entertainment control service to execute corresponding cinema mode functions according to the user demand; the application is based on an SOA architecture, and abstracts various requirements of an intelligent vehicle into an application layer and an atomic service layer; if the cinema mode scene requirement changes, only the application layer needs to be modified, and the atomic service layer does not need to be modified.

Description

TECHNICAL FIELD

[0001] The present application belongs to the technical field of vehicle control, and particularly relates to a vehicle cinema control method and system. BACKGROUND

[0002] In the design of automobile cabin, automobile enterprises pay more and more attention to the personalized needs of users, and bring the needs of user's life scene into the cockpit, striving to create an intelligent driving environment. For example, in order to meet the user's viewing needs in the car, many intelligent cars have been equipped with multimedia large screens, and in order to bring users a comfortable experience, the car machine will be equipped with customized air conditioning, seats and other cabin settings.

[0003] However, the current realization of the intelligent scene of the vehicle cinema in the cabin has the following deficiencies: the development of the vehicle cinema scene mode of some automobile enterprises currently relies on the definition of communication signals between ECUs in the demand specification stage, and if the number of ECUs involved in the new demand and the function logic change, more manpower and time cost will often be required. In addition, the function logic of the vehicle cinema scene mode of some automobile enterprises is fixed in the demand design stage of the automobile enterprise, and the user cannot make personalized settings based on the scene mode. SUMMARY

[0004] In view of the above problems, the present application provides a vehicle cinema control method and system, which adopts the following technical scheme:

[0005] A vehicle cinema control method, comprising the following steps:

[0006] The left area controller executes the motion control service to obtain vehicle state information, and sends the vehicle state information to the central domain controller;

[0007] The infotainment domain controller obtains the vehicle state information from the central domain controller, and determines whether the cinema mode condition is met according to the vehicle state information and the cinema mode function switch service state;

[0008] When the infotainment domain controller determines that the cinema mode condition is met, it sends a cinema mode opening instruction to the central domain controller, and the central domain controller sends the cinema mode opening instruction to the left area controller and the right area controller. The left area controller executes the body control service according to the cinema mode opening instruction, and the right area controller executes the thermal management control service according to the cinema mode opening instruction;

[0009] When the infotainment domain controller determines that the cinema mode condition is met, it obtains user demand through the application layer, and according to the user demand, calls the infotainment control service to execute the corresponding cinema mode function.

[0010] Further, the vehicle state information comprises vehicle speed information, vehicle gear information and EPB state information.

[0011] Further, the left region controller executes the motion control service to acquire the vehicle state information, comprising the following steps:

[0012] The vehicle speed sensor executes the vehicle speed state service to send the vehicle speed information to the left region controller;

[0013] The EPB controller executes the gear state service to send the vehicle gear information to the left region controller;

[0014] The EPB controller executes the EPB state service to send the EPB state information to the left region controller.

[0015] Further, it is determined whether the cinema mode condition is met according to the vehicle state information and the cinema mode function switch service state, comprising the following steps:

[0016] According to the vehicle speed information, it is determined whether the vehicle speed is less than a set vehicle speed; according to the vehicle gear information, it is determined whether the current gear of the vehicle is P; according to the EPB state information, it is determined whether the EPB state is a parking state; and according to the cinema mode function switch service state, it is determined whether the cinema mode function switch is in an open state;

[0017] When the vehicle speed is less than the set vehicle speed, the gear is P, the EPB state is a parking state and the cinema mode function switch is in the open state, it is determined that the cinema mode condition is met.

[0018] Further, the left region controller executes the vehicle body control service according to the cinema mode opening instruction, comprising the following steps:

[0019] The door lock control unit executes the door lock control service to set all the vehicle doors to be locked;

[0020] The window control unit executes the window control service to set all the vehicle windows to be locked;

[0021] The seat adjustment unit executes the seat control service to control the main driver / passenger seat position to be adjusted to a set cinema mode scene position and the seat backrest angle to be adjusted to a set cinema mode angle.

[0022] Further, the right region controller executes the thermal management control service according to the cinema mode opening instruction, comprising the following steps:

[0023] The ventilation control unit executes the ventilation control service to set the air conditioner wind speed to the lowest gear;

[0024] The temperature control unit executes the temperature control service to control the air conditioner according to the vehicle interior temperature so that the vehicle interior temperature is maintained at a set value.

[0025] The fragrance control unit executes a fragrance control service, opens the fragrance, and sets the fragrance type as the set cinema mode scene type.

[0026] Further, according to the user demand, the information entertainment control service is called to execute the corresponding cinema mode function, including the following steps:

[0027] The information entertainment domain controller executes a user preference setting service, reads the cinema mode related user customized vehicle setting parameters saved in the memory;

[0028] The in-vehicle audio control unit executes an audio control service, and sets the audio effect as the cinema mode audio effect;

[0029] When the information entertainment domain controller executes a video playing service, the display screen is controlled to display image information, and the audio is controlled to play audio data corresponding to the image information.

[0030] The application further provides a vehicle-mounted cinema control system, comprising:

[0031] The left area controller is configured to execute a motion control service to obtain vehicle state information, and send the vehicle state information to the central domain controller;

[0032] The information entertainment domain controller is configured to obtain the vehicle state information from the central domain controller, and determine whether the cinema mode opening condition is met according to the vehicle state information and the service state of the cinema mode function switch;

[0033] The information entertainment domain controller is further configured to send a cinema mode opening instruction to the central domain controller when the cinema mode opening condition is met.

[0034] The central domain controller is configured to send the cinema mode opening instruction to the left area controller and the right area controller.

[0035] The left area controller is configured to execute a vehicle body control service according to the cinema mode opening instruction.

[0036] The right area controller is configured to execute a thermal management control service according to the cinema mode opening instruction.

[0037] The information entertainment domain controller is further configured to obtain the user demand through an application layer when the cinema mode opening condition is met, and execute the corresponding cinema mode function according to the user demand by calling the information entertainment control service.

[0038] Further, the central domain controller communicates with the left area controller, the right area controller and the information entertainment domain controller through Ethernet.

[0039] Further, the left area controller is in communication connection with the atmosphere lamp control unit, the seat adjusting unit through the LIN bus;

[0040] The left area controller is in communication connection with the window control unit, the door lock control unit, the vehicle speed sensor through the hard wire, and is in communication connection with the EPB controller through the CAN;

[0041] The right area controller is in communication connection with the temperature control unit, the ventilation control unit, the fragrance control unit through the LIN bus;

[0042] The information entertainment domain controller is in communication connection with the vehicle audio control unit through the hard wire.

[0043] The beneficial effects of the present application are:

[0044] 1. Based on the low coupling and extensibility of the SOA architecture, the application layer and the atomic service layer are abstracted from the requirements of the intelligent vehicle, and if the cinema mode scene requirement changes, only the application layer needs to be modified without modifying the atomic service layer.

[0045] 2. The user preference setting service saves the user's custom parameters in multiple scenes to the memory, reads the saved parameters when the scene mode is turned on and transmits them to other vehicle setting services, achieving user intelligent experience in various scene modes.

[0046] Other features and advantages of the present application will be set forth in the following description, and in part will become apparent to those skilled in the art from the description, or can be learned by practice of the present application. The objects and other advantages of the present application can be achieved and obtained by the structure indicated in the specification and drawings. BRIEF DESCRIPTION OF DRAWINGS

[0047] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the following will briefly introduce the drawings needed to be used in the embodiments or prior art description. Obviously, the drawings in the following description are some embodiments of the present application, and for those skilled in the art, other drawings can also be obtained without creative labor on the basis of these drawings.

[0048] Figure 1 A structural schematic diagram of a vehicle-mounted cinema control system according to an embodiment of the present application is shown;

[0049] Figure 2 A structural schematic diagram of a SOA service according to an embodiment of the present application is shown;

[0050] Figure 3 A flowchart of a vehicle-mounted cinema control method according to an embodiment of the present application is shown. DETAILED DESCRIPTION

[0051] In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the following will clearly and completely explain the technical solutions in the embodiments of the present application with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are some but not all of the embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by a person of ordinary skill in the art without creative work fall within the protection scope of the present application.

[0052] It should be noted that the terms "first", "second" and the like in the present application are used to distinguish similar objects, and do not necessarily have to describe a specific order or sequence. It should be understood that the data thus used can be interchanged under appropriate circumstances, so as to implement the embodiments of the present application described herein.

[0053] The present application provides a kind of vehicle-mounted cinema control method and system, based on SOA architecture (Service-Oriented Architecture, namely Service-Oriented Architecture), if cinema mode scene demand has change, only need to modify application layer software, no need to modify atomic service software, realize the intelligent experience of user under various scene modes, satisfy the individualization setting of user under various scene modes.

[0054] SOA architecture is a kind of architecture that applies Service-Oriented Design Pattern in automobile software, it is a kind of software design method, the function module in system is modularized into independent, reusable service unit, these services communicate and cooperate through explicit interface and protocol.In the automotive industry, SOA architecture helps to realize the high modularization, scalability and maintainability of automobile software system, so as to improve the efficiency and quality of automobile software development.

[0055] As shown in Figure 1 A kind of vehicle-mounted cinema control system is configured with S0A service, including central domain controller, left area controller, right area controller and information entertainment domain controller, central domain controller is communicated with left area controller, right area controller, information entertainment domain controller by Ethernet, central domain controller is as gateway.

[0056] As shown in Figure 2 Among them, S0A service includes application layer and atomic service layer, atomic service layer includes body control service, thermal management control service, motion control service and information entertainment control service, application layer includes cinema mode application software.

[0057] Left area controller is configured with body control service and motion control service, right area controller is configured with thermal management control service, information entertainment domain controller is configured with information entertainment control service and application layer.

[0058] The left region controller is configured to acquire vehicle state information by executing a motion control service, and send the vehicle state information to the central domain controller.

[0059] For example, the vehicle state information includes vehicle speed information, vehicle gear information and EPB state information, the motion control service acquires the vehicle speed information through a vehicle speed sensor, and acquires the vehicle gear information and the EPB state information through an EPB controller.

[0060] The infotainment domain controller is configured to acquire vehicle state information from the central domain controller, and determine whether a cinema mode condition is met according to the vehicle state information and a cinema mode function switch service state.

[0061] The infotainment domain controller is configured to acquire user demand through an application layer when the cinema mode condition is met, and call an infotainment control service to execute corresponding cinema mode functions according to the user demand, and send a cinema mode opening instruction to the central domain controller.

[0062] The central domain controller is configured to send the cinema mode opening instruction to the left region controller and the right region controller, and the left region controller executes a vehicle body control service according to the cinema mode opening instruction, and the right region controller executes a thermal management control service according to the cinema mode opening instruction.

[0063] The vehicle body control service includes a door lock control service, a window control service, a seat control service and an ambient light control service, the motion control service includes a vehicle speed state service, a gear state service and an EPB state service, the thermal management control service includes a temperature control service, a ventilation control service and a fragrance control service, and the infotainment control service includes a cinema mode function switch service, a user preference setting service, a video playing service and a sound control service.

[0064] For example, the left region controller is in communication connection with an ambient light control unit and a seat adjustment unit through a LIN bus (Local Interconnect Network).

[0065] The left region controller is in communication connection with a window control unit, a door lock control unit and a vehicle speed sensor through a hard wire, and is in communication connection with an EPB (Electrical Park Brake) controller through a CAN (Controller Area Network) bus.

[0066] For example, the right region controller is in communication connection with a temperature control unit, a ventilation control unit and a fragrance control unit through a LIN bus. For example, the infotainment domain controller is in communication connection with a vehicle sound control unit through a hard wire.

[0067] The vehicle speed sensor sends vehicle speed information to the left region controller when performing the vehicle speed state service; the EPB controller sends vehicle gear information and EPB state information to the left region controller when performing the gear state service and the EPB state service.

[0068] When the infotainment domain controller determines that the opening of the cinema mode condition is met, the infotainment domain controller performs the user preference setting service, reads the cinema mode related user defined vehicle setting parameters saved in the memory; the car audio control unit performs the audio control service, sets the audio effect to the cinema mode audio effect; the infotainment domain controller performs the video playing service, displays the image information through the display screen, and controls the audio to play the audio data corresponding to the image information, the video playing service including other car video playing services and U disk music video playing services.

[0069] When the infotainment domain controller determines that the opening of the cinema mode condition is met, the door lock control unit performs the door lock control service, sets all the doors to be locked; the window control unit performs the window control service, sets all the windows to be locked; the seat adjustment unit performs the seat control service, controls the main driver / passenger seat position to be adjusted to the set cinema mode scene position, and the seat backrest angle to be adjusted to the set cinema mode angle. The atmosphere lamp control unit performs the atmosphere lamp control service, sets the atmosphere lamp effect to the set cinema mode scene effect.

[0070] When the infotainment domain controller determines that the opening of the cinema mode condition is met, the ventilation control unit performs the ventilation control service, sets the air conditioner wind speed to the lowest gear; the temperature control unit performs the temperature control service, controls the air conditioner according to the vehicle interior temperature, so that the vehicle interior temperature is maintained at a set value; the fragrance control unit performs the fragrance control service, opens the fragrance and sets the fragrance type to the set cinema mode scene type.

[0071] Based on the above vehicle cinema control system, the present application provides a vehicle cinema control method, which collects all the demand information of the target automobile in the cinema mode function scene. Based on the SOA technology, the function software is decoupled and designed, and the function software architecture is split into an atomic service layer and an application layer; according to the demand information corresponding to the cinema mode function scene of the target automobile, the atomic service layer is divided into a fixed demand service and a user definable demand service (a service providing a modification interface); the execution order, execution logic and execution condition of the atomic service layer and the application layer are arranged respectively, and the service architecture of the cinema mode function scene of the target automobile is formulated.

[0072] As shown in Figure 3 A vehicle cinema control method, comprising the following steps:

[0073] S1, the left region controller executes the motion control service to obtain vehicle state information, and sends the vehicle state information to the central domain controller, as follows:

[0074] S11, when the vehicle speed sensor executes the vehicle speed state service, vehicle speed information is sent to the left region controller.

[0075] S12, when the EPB controller executes the gear state service, vehicle gear information is sent to the left region controller.

[0076] S13, when the EPB controller executes the EPB state service, EPB state information is sent to the left region controller.

[0077] S2, the infotainment domain controller obtains vehicle state information from the central domain controller, and determines whether the conditions for opening the theater mode are met according to the vehicle state information and the theater mode function switch service state, as follows:

[0078] S21, according to the vehicle speed information, it is determined whether the vehicle speed is less than a set vehicle speed (for example, 5 km / h); according to the vehicle gear information, it is determined whether the current gear of the vehicle is P; according to the EPB state information, it is determined whether the EPB state is a parking state; and according to the theater mode function switch service state, it is determined whether the theater mode function switch is in an open state.

[0079] S22, when the vehicle speed is less than the set vehicle speed, the gear is P, the EPB state is the parking state, and the theater mode function switch is in the open state, it is determined that the conditions for opening the theater mode are met.

[0080] S3, when the infotainment domain controller determines that the conditions for opening the theater mode are met, it sends a theater mode opening instruction to the central domain controller, the central domain controller sends the theater mode opening instruction to the left region controller and the right region controller, the left region controller executes the vehicle body control service according to the theater mode opening instruction, and the right region controller executes the thermal management control service according to the theater mode opening instruction.

[0081] Wherein, the left region controller executes the vehicle body control service according to the theater mode opening instruction, including the following steps:

[0082] S31, the door lock control unit executes the door lock control service to set all doors to be locked.

[0083] S32, the window control unit executes the window control service to set all windows to be locked.

[0084] S33, the seat adjustment unit executes the seat control service to control the main driver / passenger seat position to be adjusted to a set theater mode scene position, and the seat backrest angle to be adjusted to a set theater mode angle.

[0085] S34, the atmosphere lamp control unit executes the atmosphere lamp control service, sets the atmosphere lamp effect as the set cinema mode scene effect.

[0086] The right area controller executes the thermal management control service according to the cinema mode opening instruction, and includes the following steps:

[0087] S35, the ventilation control unit executes the ventilation control service, and sets the air conditioner wind speed to the lowest gear.

[0088] S36, the temperature control unit executes the temperature control service, controls the air conditioner according to the temperature in the vehicle, and keeps the temperature in the vehicle at the set value.

[0089] S37, the fragrance control unit executes the fragrance control service, opens the fragrance and sets the fragrance type as the set cinema mode scene type.

[0090] S4, when the information entertainment domain controller determines that the cinema mode opening condition is met, the application layer obtains the user demand, and according to the user demand, the information entertainment control service is called to execute the corresponding cinema mode function.

[0091] According to the user demand, the information entertainment control service is called to execute the corresponding cinema mode function, including the following steps:

[0092] S41, the information entertainment domain controller executes the user preference setting service, reads the cinema mode related user customized vehicle setting parameters saved in the storage.

[0093] S42, the vehicle audio control unit executes the audio control service, and sets the audio effect as the cinema mode audio effect.

[0094] S43, when the information entertainment domain controller executes the video playing service, the display screen displays the image information, and the audio plays the audio data corresponding to the image information.

[0095] Based on the low coupling and extensibility of SOA architecture, the various requirements of the intelligent vehicle are abstracted into the application layer and the atomic service layer, and if the cinema mode scene requirement changes under the designed condition of the atomic service layer, only the application layer needs to be modified, without modifying the atomic service layer.

[0096] Through the user preference setting service, the user's customized parameters in multiple scenes are saved to the storage, and when the scene mode is opened, the saved parameters are read and transmitted to other vehicle setting service software, realizing the user's intelligent experience in various scene modes.

[0097] Although the present application has been described in detail with reference to the foregoing embodiments, it should be understood that modifications can be made to the foregoing embodiments, or additional implementations can be implemented, without departing from the spirit and scope of the inventive subject matter. Accordingly, the present application is not limited to the implementations described herein, but is intended to be defined by the claims set forth below, and equivalents thereof.

Claims

1. A vehicle-mounted theater control method characterized by comprising: The method comprises the following steps: The left region controller executes the motion control service to obtain vehicle state information and sends the vehicle state information to the central domain controller; the vehicle state information comprises vehicle speed information, vehicle gear information and EPB state information; the left region controller executes the motion control service to obtain the vehicle state information, comprising the following steps: the vehicle speed sensor executes the vehicle speed state service to send the vehicle speed information to the left region controller; the EPB controller executes the gear state service to send the vehicle gear information to the left region controller; the EPB controller executes the EPB state service to send the EPB state information to the left region controller; The infotainment domain controller obtains the vehicle state information from the central domain controller and determines whether the conditions for starting the cinema mode are met according to the vehicle state information and the cinema mode function switch service state, comprising the following steps: according to the vehicle speed information, it is determined whether the vehicle speed is less than a set vehicle speed; according to the vehicle gear information, it is determined whether the current gear of the vehicle is P; according to the EPB state information, it is determined whether the EPB state is a parking state; according to the cinema mode function switch service state, it is determined whether the cinema mode function switch is in an open state; when the vehicle speed is less than the set vehicle speed, the gear is P, the EPB state is a parking state and the cinema mode function switch is in an open state, it is determined that the conditions for starting the cinema mode are met; When the infotainment domain controller determines that the conditions for starting the cinema mode are met, it sends a cinema mode starting instruction to the central domain controller, the central domain controller sends the cinema mode starting instruction to the left region controller and the right region controller, the left region controller executes the vehicle body control service according to the cinema mode starting instruction, and the right region controller executes the thermal management control service according to the cinema mode starting instruction; When the infotainment domain controller determines that the conditions for starting the cinema mode are met, it obtains user demand through the application layer and calls the infotainment control service to execute corresponding cinema mode functions according to the user demand.

2. The control method of claim 1, wherein, The left region controller executes the vehicle body control service according to the cinema mode starting instruction, comprising the following steps: The door lock control unit executes the door lock control service to set all doors to be locked; The window control unit executes the window control service to set all windows to be locked; The seat adjustment unit executes the seat control service to control the main driver / passenger seat position to be adjusted to a set cinema mode scene position and the seat backrest angle to be adjusted to a set cinema mode angle.

3. The control method of claim 1, wherein, The right region controller executes the thermal management control service according to the cinema mode starting instruction, comprising the following steps: The ventilation control unit executes the ventilation control service to set the air conditioner wind speed to the lowest gear; The temperature control unit executes the temperature control service to control the air conditioner according to the vehicle interior temperature, so that the vehicle interior temperature is maintained at a set value; The fragrance control unit executes the fragrance control service to turn on the fragrance and set the fragrance type to a set cinema mode scene type.

4. The control method of claim 1-3, wherein, According to the user demand, the infotainment control service is called to execute corresponding cinema mode functions, comprising the following steps: The infotainment domain controller executes the user preference setting service to read the cinema mode related user customized vehicle setting parameters saved in the memory; The vehicle audio control unit executes an audio control service, and sets an audio effect as a cinema mode audio effect; When the infotainment domain controller executes a video playing service, the display screen displays image information, and the audio plays audio data corresponding to the image information.

5. An in-vehicle cinema control system, characterized by, Comprise: The left area controller is configured to acquire vehicle state information by executing a motion control service, and send the vehicle state information to the central domain controller; The vehicle state information comprises vehicle speed information, vehicle gear information and EPB state information; the left area controller acquires the vehicle state information by executing the motion control service, and comprises the following steps: a vehicle speed sensor sends the vehicle speed information to the left area controller when executing a vehicle speed state service; an EPB controller sends the vehicle gear information to the left area controller when executing a gear state service; the EPB controller sends the EPB state information to the left area controller when executing an EPB state service; The infotainment domain controller is configured to acquire the vehicle state information from the central domain controller, and determine whether the cinema mode condition is met according to the vehicle state information and a cinema mode function switch service state, and comprises the following steps: determine whether the vehicle speed is less than a set vehicle speed according to the vehicle speed information; determine whether the current gear of the vehicle is P according to the vehicle gear information; determine whether the EPB state is a parking state according to the EPB state information; determine whether the cinema mode function switch is in an open state according to the cinema mode function switch service state; when the vehicle speed is less than the set vehicle speed, the gear is P, the EPB state is the parking state, and the cinema mode function switch is in the open state, it is determined that the cinema mode condition is met; The infotainment domain controller is further configured to send a cinema mode opening instruction to the central domain controller when the cinema mode condition is met; The central domain controller is configured to send the cinema mode opening instruction to the left area controller and the right area controller; The left area controller is configured to execute a vehicle body control service according to the cinema mode opening instruction; The right area controller is configured to execute a thermal management control service according to the cinema mode opening instruction; The infotainment domain controller is further configured to acquire user demand through an application layer when the cinema mode condition is met, and call an infotainment control service to execute corresponding cinema mode functions according to the user demand.

6. The control system of claim 5, wherein, The central domain controller communicates with the left area controller, the right area controller and the infotainment domain controller through an Ethernet.

7. The control system of claim 5 or 6, wherein, The left area controller is connected with the atmosphere lamp control unit and the seat adjustment unit through a LIN bus; The left area controller is connected with the window control unit, the door lock control unit and the vehicle speed sensor through a hard wire, and is connected with the EPB controller through a CAN bus; The right area controller is connected with the temperature control unit, the ventilation control unit and the fragrance control unit through a LIN bus; The infotainment domain controller is connected with the vehicle audio control unit through a hard wire.

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