CN114670762A - Vehicle-mounted equipment wake-up control method and device and electric vehicle - Google Patents
Vehicle-mounted equipment wake-up control method and device and electric vehicle Download PDFInfo
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- CN114670762A CN114670762A CN202111375781.9A CN202111375781A CN114670762A CN 114670762 A CN114670762 A CN 114670762A CN 202111375781 A CN202111375781 A CN 202111375781A CN 114670762 A CN114670762 A CN 114670762A
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- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R16/00—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for
- B60R16/02—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements
- B60R16/023—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements for transmission of signals between vehicle parts or subsystems
Abstract
The invention provides a vehicle-mounted equipment wake-up control method and device and an electric automobile, and relates to the technical field of electric automobiles. The method is applied to a first main control device in an electric automobile, wherein a plurality of main control devices of the electric automobile are all connected to a wake-up control bus, and the method comprises the following steps: the first main control equipment receives a second wake-up signal through the wake-up control bus, wherein the second wake-up signal is used for waking up each main control equipment connected to the wake-up control bus; receiving a network management message through the awakening control bus, and determining target main control equipment maintaining an awakening state according to the network management message; the target master control device is at least one of the plurality of master control devices. According to the technical scheme, the vehicle-mounted equipment is rapidly awakened through the awakening control bus, the problem of vehicle response delay caused by point-to-point sequential awakening under an Ethernet architecture is solved, and rapid response under certain application scenes is guaranteed.
Description
Technical Field
The invention relates to the technical field of electric automobiles, in particular to a vehicle-mounted equipment awakening control method and device and an electric automobile.
Background
Along with the continuous evolution of the electric, networking, intellectualization and sharing of automobiles, the vehicle-mounted electric control functions are more and more, and the interactive semaphore between the main control equipment is continuously increased. At present, the information and data transmission rate between main control devices is greatly improved by a vehicle-mounted communication network taking an Ethernet as a backbone network.
The Ethernet is connected between main electric control components in a vehicle-mounted communication network taking the Ethernet as a backbone network in a point-to-point mode. The fast and efficient transfer brought by the Ethernet brings the problem of long sequential awakening delay. For example, the vehicle-mounted communication network includes six main control devices (main control 1, main control 2, main control 3, main control 4, main control 5, main control 6) connected in sequence and a vehicle-mounted computer, and main control 2 and main control 3 are connected with the vehicle-mounted computer respectively, when part a (main control 6) receives the outside-vehicle wakeup, part a (main control 6) needs to wake up part B (vehicle-mounted computer) quickly, in order to respond to the wakeup received by part a (main control 6), at this time, the ethernet is limited to the ethernet "point-to-point" connection form, part a (main control 6) needs to wake up other parts (main control 3, main control 4, main control 5 and vehicle-mounted computer) in sequence, and then finally transmits the wakeup signal to part B (vehicle-mounted computer), the starting time of a single electric control part is about 200ms, the total time is 800ms, and the quick response of the wakeup function is affected.
Disclosure of Invention
The embodiment of the invention provides a vehicle-mounted equipment awakening control method and device and an electric vehicle, and aims to solve the problem that in the prior art, the awakening response rate is low in the vehicle-mounted equipment awakening control method.
In order to solve the technical problem, the invention adopts the following technical scheme:
the embodiment of the invention provides a vehicle-mounted device wake-up control method, which is applied to a first main control device in an electric vehicle, wherein a plurality of main control devices of the electric vehicle are all connected to a wake-up control bus, and the method comprises the following steps:
the first main control equipment receives a second wake-up signal through the wake-up control bus, wherein the second wake-up signal is used for waking up each main control equipment connected to the wake-up control bus;
receiving a network management message through the awakening control bus, and determining target main control equipment maintaining an awakening state according to the network management message; the target master control device is at least one of the plurality of master control devices.
Optionally, the receiving, by the wake-up control bus, a network management packet, and determining, according to the network management packet, a target master control device maintaining a wake-up state includes:
determining the identification information of the target main control equipment maintaining the awakening state according to the network management message;
Determining the types of effective awakening sources in the plurality of main control devices according to the identification information;
and determining that the target main control equipment maintains the awakening state according to the type of the effective awakening source.
Optionally, at least two frames of messages in the network management message respectively include wakeup indication information and a message identity number;
the wake-up indication information is used for indicating the types of valid wake-up sources in the plurality of main control devices.
Optionally, after determining the target master control device maintaining the awake state, the method further includes:
awakening the downstream sub-equipment related to the target main control equipment according to the network management message;
wherein the wake-up indication information further includes: a wake source state of a downstream child device associated with the target master device.
Optionally, after determining the target master control device maintaining the awake state, the method includes:
sending feedback information to the wake-up control bus; the feedback information includes: an awake state of the target master control device, and a type of an active awake source of the target master control device.
Optionally, the method further comprises;
acquiring the current state of each master control device;
If the current state of a second main control device in each main control device is a non-awakening state, and the second main control device is determined to be the target main control device according to the network management message, controlling the second main control device to enter an awakening state; alternatively, the first and second liquid crystal display panels may be,
and if the current state of the second main control equipment is a normal or abnormal awakening state and the second main control equipment is determined to be the target main control equipment according to the network management message, determining that the second main control equipment maintains the current state.
The embodiment of the invention also provides a vehicle-mounted device wake-up control method, which is applied to a second main control device in an electric vehicle, wherein a plurality of main control devices of the electric vehicle are all connected to a wake-up control bus, and the method comprises the following steps:
the method comprises the steps that a second main control device obtains a first awakening signal of a local awakening source, and determines a first main control device needing to be awakened in a plurality of main control devices according to the first awakening signal; the first master control device is at least one of the plurality of master control devices;
sending a second wake-up signal through the wake-up control bus, wherein the second wake-up signal is used for waking up each main control device connected to the wake-up control bus;
Sending a network management message through the wake-up control bus, wherein the network management message carries identification information of target main control equipment and is used for indicating the target main control equipment to maintain a wake-up state; the target master control device is at least one of the plurality of master control devices.
Optionally, determining, according to the first wake-up signal, a first master control device that needs to be woken up in the multiple master control devices, includes:
determining whether the first main control equipment is effectively awakened or not according to the first awakening signal;
if the first main control equipment is effectively awakened, sending a second awakening signal through the awakening control bus to awaken each main control equipment connected to the awakening control bus; otherwise, determining that the first master control device is in a sleep mode.
The embodiment of the invention also provides a vehicle-mounted device wake-up control device, which is applied to a first main control device in an electric vehicle, wherein a plurality of main control devices of the electric vehicle are all connected to a wake-up control bus, and the device comprises:
the first processing module is used for receiving a second wake-up signal by the first main control device through the wake-up control bus, wherein the second wake-up signal is used for waking up each main control device connected to the wake-up control bus;
The second processing module is used for receiving a network management message through the awakening control bus and determining target main control equipment maintaining an awakening state according to the network management message; the target master control device is at least one of the plurality of master control devices.
The embodiment of the invention also provides a vehicle-mounted device wake-up control device, which is applied to a first main control device in an electric vehicle, wherein a plurality of main control devices of the electric vehicle are all connected to a wake-up control bus, and the device comprises:
the first determining module is used for the second main control equipment to obtain a first awakening signal of a local awakening source and determine first main control equipment needing to be awakened in the plurality of main control equipment according to the first awakening signal; the first master control device is at least one of the plurality of master control devices;
the first sending module is used for sending a second wake-up signal through the wake-up control bus, wherein the second wake-up signal is used for waking up each main control device connected to the wake-up control bus;
a second sending module, configured to send a network management packet through the wake-up control bus, where the network management packet carries identification information of a target master control device, and is used to instruct the target master control device to maintain a wake-up state; the target master control device is at least one of the plurality of master control devices.
The embodiment of the invention also provides an electric automobile which comprises the vehicle-mounted equipment awakening control device.
The invention has the beneficial effects that:
in the above technical solution, the method is applied to a first main control device in an electric vehicle, where a plurality of main control devices of the electric vehicle are all connected to a wake-up control bus, and includes: the first main control equipment receives a second wake-up signal through the wake-up control bus, wherein the second wake-up signal is used for waking up each main control equipment connected to the wake-up control bus; receiving a network management message through the awakening control bus, and determining target main control equipment maintaining an awakening state according to the network management message; the target master control device is at least one of the plurality of master control devices. According to the technical scheme, the vehicle-mounted equipment is rapidly awakened through the awakening control bus, the problem of vehicle response delay caused by point-to-point sequential awakening under an Ethernet architecture is solved, and rapid response under certain application scenes is guaranteed; and the related control components can identify the effective awakening state of the current vehicle through the network management message, so that the aim of saving energy can be fulfilled.
Drawings
Fig. 1 shows one of the flow diagrams of a wake-up control method for a vehicle-mounted device according to an embodiment of the present invention;
fig. 2 illustrates a second flowchart of the wake-up control method for vehicle-mounted devices according to the embodiment of the present invention;
fig. 3 is a schematic diagram of a network management packet according to an embodiment of the present invention;
fig. 4 is a schematic diagram illustrating a wake-up control system for a vehicle-mounted device according to an embodiment of the present invention;
fig. 5 is a schematic block diagram of a wake-up control device for a vehicle-mounted device according to an embodiment of the present invention;
fig. 6 shows a second schematic block diagram of a wake-up control device for a vehicle-mounted device according to an embodiment of the present invention.
Detailed Description
In order to make the technical problems, technical solutions and advantages of the present invention more apparent, the following detailed description is given with reference to the accompanying drawings and specific embodiments. In the following description, specific details such as specific configurations and components are provided only to help the full understanding of the embodiments of the present invention. Thus, it will be apparent to those skilled in the art that various changes and modifications may be made to the embodiments described herein without departing from the scope and spirit of the invention. In addition, descriptions of well-known functions and constructions are omitted for clarity and conciseness.
It should be appreciated that reference throughout this specification to "one embodiment" or "an embodiment" means that a particular feature, structure or characteristic described in connection with the embodiment is included in at least one embodiment of the present invention. Thus, the appearances of the phrases "in one embodiment" or "in an embodiment" in various places throughout this specification are not necessarily all referring to the same embodiment. Furthermore, the particular features, structures, or characteristics may be combined in any suitable manner in one or more embodiments.
In various embodiments of the present invention, it should be understood that the sequence numbers of the following processes do not mean the execution sequence, and the execution sequence of each process should be determined by its function and inherent logic, and should not constitute any limitation to the implementation process of the embodiments of the present invention.
The invention provides a vehicle-mounted equipment awakening control method, a vehicle-mounted equipment awakening control device and an electric automobile, aiming at solving the problem that the awakening response rate is low in the vehicle-mounted equipment awakening control method in the prior art.
As shown in fig. 1, an embodiment of the present invention provides a vehicle-mounted device wake-up control method, which is applied to a first main control device in an electric vehicle, where a plurality of main control devices of the electric vehicle are all connected to a wake-up control bus, and the method includes:
200, receiving a network management message through the awakening control bus, and determining target main control equipment maintaining an awakening state according to the network management message; the target master control device is at least one of the plurality of master control devices.
In this embodiment, the first master control device obtains the second wake-up signal on the control bus to satisfy that all the master control devices connected to the control bus are woken up, it should be noted that the second wake-up signal is sent by the woken-up first master control device, here, after each master control device is woken up, the wake-up control bus receives the network management packet, and through the network management packet, whether the wake-up state is maintained is determined in the next step, so that an energy-saving effect is achieved, and energy waste caused by unnecessary wake-up of the electronic control unit can be avoided.
Optionally, the step 200 includes:
determining the identification information of the target main control equipment maintaining the awakening state according to the network management message;
Determining the types of effective awakening sources in the plurality of main control devices according to the identification information;
and determining that the target main control equipment maintains the awakening state according to the type of the effective awakening source.
In this embodiment, according to the network management packet, a wake-up indicator in the network management packet may be determined, where the wake-up indicator may include a plurality of bit (bit) symbols, each bit symbol represents a type of an effective wake-up source, for example, bit1 represents a target main control unit a, and when bit1 is a preset value 1, it indicates that the target main control unit a maintains a wake-up state, and otherwise, the target main control device is changed from a wake-up state to a sleep state. The invention can further judge whether to maintain the awakening state and awaken the downstream control component by adding the preset bit value on the network management message, thereby achieving the effect of energy saving,
it should be noted that at least two frames of messages in the network management message respectively include wakeup indication information and a message identity number (message ID);
the wake-up indication information is used for indicating the types of valid wake-up sources in the plurality of main control devices.
Specifically, as shown in fig. 3, each network management packet includes: the message ID and the effective awakening mark can determine the vehicle-mounted equipment ID sending the second awakening signal and determine whether the target vehicle-mounted equipment awakened according to the second awakening signal continues to be awakened or not. The effective awakening mark comprises a plurality of bytes, at least one byte is provided with a plurality of bit symbols, and each bit symbol correspondingly represents the effective state of an awakening source.
Optionally, after the step 200, the method further includes:
awakening the downstream sub-equipment related to the target main control equipment according to the network management message;
wherein the wakeup indication information further includes: a wake source state of a downstream child device associated with the target master device.
In this embodiment, after the target main control device is determined, wake-up indication information of a wake-up source state of a downstream sub-device related to the target main control device is determined according to the wake-up indication information, the downstream sub-device related to the target main control device is woken up according to the wake-up indication information, whether a wake-up state is maintained and a downstream control component is woken up can be further determined according to message information on a wake-up mode control bus, and an energy-saving effect is achieved. After the main control equipment is awakened by the message on the awakening mode control bus, judging whether the current awakening is related to the local component and the downstream component or not according to the message ID and the effective awakening mark state, and deciding whether the awakening state is kept or not.
Optionally, after determining the target master device maintaining the awake state, the method includes:
sending feedback information to the wake-up control bus; the feedback information includes: an awake state of the target master control device, and a type of an active awake source of the target master control device.
Here, each main control device is connected in the form of the wakeup control bus, and by means of the form of broadcasting wakeup signals, the main electric control components are wakened up quickly as required; meanwhile, each main control device sends the awakening source state to the awakening control bus according to the awakening source state received by the main control device, so that other non-target main control devices can master the overall state of the vehicle conveniently.
Optionally, the method further comprises;
acquiring the current state of each master control device;
if the current state of a second main control device in each main control device is a non-awakening state, and the second main control device is determined to be the target main control device according to the network management message, controlling the second main control device to enter an awakening state; alternatively, the first and second liquid crystal display panels may be,
and if the current state of the second main control equipment is a normal or abnormal awakening state and the second main control equipment is determined to be the target main control equipment according to the network management message, determining that the second main control equipment maintains the current state.
In this embodiment, if the second master control device is in a non-awake and non-abnormal state, the second master control device is determined to be the target master control device according to the network management packet, and then the second master control device is controlled to enter an awake state, so that the purpose of determining a final awake state by using an actual network management packet is ensured, and the purpose of waking up the master control device according to a requirement can be achieved; if the second master control device is in a non-awakening and non-abnormal state, if the second master control device is determined to be the target master control device according to the network management message, the current state is maintained, namely the normal awakening state is continuously maintained in the awakening state, if the second master control device is in the abnormal awakening state, the second master control device is determined to be in the dormant state, and if the second master control device is not in the normal awakening state, the dormant state is continuously maintained. The invention realizes the problem of synchronous awakening of each main control device as required through the first awakening signal and the second awakening signal.
As shown in fig. 2, an embodiment of the present invention further provides a vehicle-mounted device wake-up control method, which is applied to a second main control device in an electric vehicle, where a plurality of main control devices of the electric vehicle are all connected to a wake-up control bus, and the method includes:
in this embodiment, in an initial state, a vehicle-mounted device of a vehicle is in a full sleep state or a partial sleep state, a second master control device obtains a first wake-up signal of a local wake-up source, and determines, according to the first wake-up signal, a first master control device that needs to be woken up in a plurality of master control devices, where the first master control device is at least one of the plurality of master control devices, and the master control devices include but are not limited to: a main control unit, a vehicle-mounted computer, and the like; and after the second main control device acquires the first wake-up signal of the local wake-up source, the vehicle needs to be responded to wake up.
In this embodiment, the steps 300 to 500 are completed before the steps 100 to 200 in the method, and after the first wake-up signal of the local wake-up source is obtained, the first master control device to be woken up in the plurality of master control devices is woken up, however, the plurality of master control devices are not all woken up, and at this time, parts other than the first master control device are in a sleep state, so that a second wake-up signal needs to be sent to the wake-up control bus, awakening each main control device connected on the awakening control bus through a second awakening signal, sending a network management message at the moment, and then, each awakened main control device can further judge whether to maintain the awakening state according to the network management message on the awakening mode control bus, or awaken the downstream control component, so that the energy-saving effect is achieved, and the energy waste caused by unnecessary awakening of the electric control component can be avoided.
Specifically, the determining, in the step 300, a first master control device that needs to be woken up in the plurality of master control devices includes:
determining whether the first main control equipment is effectively awakened or not according to the first awakening signal;
if the first main control equipment is effectively awakened, sending a second awakening signal through the awakening control bus to awaken each main control equipment connected to the awakening control bus; otherwise, determining that the first main control equipment is in a sleep mode.
In this embodiment, if the first wake-up signal is not valid wake-up, no main control unit in the plurality of main control devices is woken up, and if it is determined that the first main control device is woken up according to the first wake-up signal, the first main control device may send a second wake-up signal to the wake-up control bus, and a main control device that is not woken up and connected to the wake-up control bus may be woken up according to the second wake-up signal, so as to fulfill the purpose of waking up all main control devices connected to the wake-up control bus.
As shown in fig. 5, an embodiment of the present invention further provides a schematic diagram of a wake-up control system for a vehicle-mounted device, and the steps 100 to 500 are explained by using a structure of the wake-up control system for the vehicle-mounted device. The on-vehicle equipment awakens control system includes: the system comprises a plurality of main control devices (namely, a main control device 1, a main control device 2, a main control device 3, a main control device 4, a main control device 5 and a main control device 6) which are sequentially connected through an Ethernet and a vehicle-mounted computer, wherein the main control devices 2 and 3 are respectively connected with the vehicle-mounted computer through the Ethernet, each main control device is also respectively connected with the vehicle-mounted computer through a wake-up control bus, and it should be noted that the main control devices mentioned in the method comprise the main control devices and/or the vehicle-mounted computer mentioned in the system. Each of the above-mentioned master devices may be connected to a plurality of loads through a controller area network.
The network management mechanism may be Open Systems and corresponding interface standards (OSEK) network management or automotive Open Systems architecture (AUTOSAR) network management, or other defined network management. Compared with a point-to-point connection framework based on the Ethernet, the system controls the awakening process of the whole vehicle, can synchronously awaken each main control device and the vehicle-mounted computer, and obtains the current vehicle awakening mode.
In the initial state, the vehicle is in a full sleep state or a partial sleep state, newly added effective awakening occurs in one or more of the main control devices 1 to 6 and the vehicle-mounted computer, and at the moment, the vehicle is required to respond to the new awakening. And receiving the newly-added awakened main control equipment X, and starting to send an awakening mode network management message on the awakening control bus, wherein the data in the network management message defines the effective awakening source type of the vehicle-mounted equipment. After the message appears on the wake-up control bus, the main control devices 1-6 except the main control device X and the vehicle-mounted computer immediately enter a wake-up state, and after the wake-up, the types of the wake-up sources are judged according to the network management message content sent by the main control device X, and whether the wake-up state is maintained is correspondingly determined.
After the main control unit and the vehicle-mounted computer are awakened by the network management message on the awakening mode control bus, judging whether the current awakening is related to the local unit and the downstream unit or not according to a message Identity (ID) number and an effective awakening mark state in the network management message, and deciding whether the awakening state is kept or not.
In summary, the method or system provided by the present invention shortens the wake-up time under the "point-to-point" ethernet connection architecture in the prior art from the longest 800ms to 200ms, which is reduced by 75%. In some scenes needing quick response of vehicles, such as scenes that users unlock charging guns, the adoption of a point-to-point Ethernet connection architecture can cause the blockage of unlocking of the users, and the adoption of the wake-up mode control bus can realize the non-inductive unlocking of the charging guns.
The method provided by the invention can solve the problem of awakening delay of the vehicle-mounted architecture based on the Ethernet as a backbone network, and can quickly awaken each main control module; the method provided by the invention can be used for judging whether to maintain the awakening state and awaken the downstream control component in a near step according to the message information on the awakening mode control bus, thereby achieving the effect of energy conservation and avoiding energy waste caused by unnecessary awakening of the electric control component.
As shown in fig. 4, an embodiment of the present invention further provides a vehicle-mounted device wake-up control apparatus, which is applied to a first main control device in an electric vehicle, where a plurality of main control devices of the electric vehicle are all connected to a wake-up control bus, and the apparatus includes:
a first processing module 10, configured to receive, by a first master control device, a second wake-up signal through the wake-up control bus, where the second wake-up signal is used to wake up each master control device connected to the wake-up control bus;
the second processing module 20 is configured to receive a network management packet through the wake-up control bus, and determine a target master control device maintaining a wake-up state according to the network management packet; the target master control device is at least one of the plurality of master control devices.
Optionally, the second processing module 20 includes:
a first determining unit, configured to determine, according to the network management packet, identification information of a target master control device that maintains an awake state;
a second determining unit, configured to determine, according to the identification information, a type of an effective wake-up source in the multiple pieces of main control equipment;
a third determining unit, configured to determine, according to the type of the valid wake-up source, that the target master control device maintains a wake-up state.
It should be noted that, at least two frames of messages in the network management message respectively include wakeup indication information and a message identity identification number;
the wake-up indication information is used for indicating the types of valid wake-up sources in the plurality of main control devices.
Optionally, the apparatus further comprises:
the awakening module is used for awakening the downstream sub-equipment related to the target main control equipment according to the network management message;
wherein the wakeup indication information further includes: a wake source state of a downstream child device associated with the target master device.
Optionally, the apparatus further comprises:
the third processing module is used for sending feedback information to the awakening control bus; the feedback information includes: an awake state of the target master control device, and a type of an active awake source of the target master control device.
Optionally, the apparatus further comprises:
the acquisition module is used for acquiring the current state of each main control device;
a fourth processing module, configured to control a second master control device of the various master control devices to enter an awake state if a current state of the second master control device is a non-awake state and the second master control device is determined to be the target master control device according to the network management packet; alternatively, the first and second electrodes may be,
And the fifth processing module is configured to determine that the second master control device maintains the current state if the current state of the second master control device is a normal or abnormal wake-up state and the second master control device is determined to be the target master control device according to the network management packet.
As shown in fig. 6, an embodiment of the present invention further provides a vehicle-mounted device wake-up control apparatus, which is applied to a first main control device in an electric vehicle, where a plurality of main control devices of the electric vehicle are all connected to a wake-up control bus, and the apparatus includes:
a first determining module 30, configured to obtain, by a second master control device, a first wake-up signal of a local wake-up source, and determine, according to the first wake-up signal, a first master control device that needs to be woken up among a plurality of master control devices; the first master control device is at least one of the plurality of master control devices;
a first sending module 40, configured to send a second wake-up signal through the wake-up control bus, where the second wake-up signal is used to wake up each main control device connected to the wake-up control bus;
a second sending module 50, configured to send a network management packet through the wake-up control bus, where the network management packet carries identification information of a target master control device, and is used to instruct the target master control device to maintain a wake-up state; the target master control device is at least one of the plurality of master control devices.
Optionally, the first determining module 30 includes:
a fourth determining unit, configured to determine whether the first master control device is actively awakened according to the first awakening signal;
the wake-up unit is used for sending a second wake-up signal through the wake-up control bus to wake up each main control device connected to the wake-up control bus if the first main control device is effectively woken up; otherwise, determining that the first main control equipment is in a sleep mode.
The embodiment of the invention also provides an electric automobile which comprises the vehicle-mounted equipment awakening control device.
Finally, it should also be noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or terminal apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
While the foregoing is directed to the preferred embodiment of the present invention, it will be appreciated by those skilled in the art that various changes and modifications may be made therein without departing from the spirit and scope of the invention as defined in the appended claims.
Claims (11)
1. A vehicle-mounted equipment wake-up control method is applied to first main control equipment in an electric automobile, and is characterized in that a plurality of main control equipment of the electric automobile are connected to a wake-up control bus, and the method comprises the following steps:
the first main control equipment receives a second wake-up signal through the wake-up control bus, wherein the second wake-up signal is used for waking up each main control equipment connected to the wake-up control bus;
receiving a network management message through the awakening control bus, and determining target main control equipment maintaining an awakening state according to the network management message; the target master control device is at least one of the plurality of master control devices.
2. The method of claim 1, wherein receiving a network management packet via the wake-up control bus and determining a target master device that maintains a wake-up state according to the network management packet comprises:
According to the network management message, determining identification information of the target main control equipment maintaining the awakening state;
determining the types of effective awakening sources in the plurality of main control devices according to the identification information;
and determining that the target main control equipment maintains the awakening state according to the type of the effective awakening source.
3. The method according to claim 1, wherein at least two frames of messages in the network management message respectively include wakeup indication information and a message identity number;
the wake-up indication information is used for indicating the types of valid wake-up sources in the plurality of main control devices.
4. The method of claim 2, wherein after determining the target master device that maintains the awake state, the method further comprises:
awakening the downstream sub-equipment related to the target main control equipment according to the network management message;
wherein the wake-up indication information further includes: a wake source state of a downstream child device associated with the target master device.
5. The method of claim 2, wherein after determining the target master device that maintains the awake state, the method comprises:
sending feedback information to the wake-up control bus; the feedback information includes: an awake state of the target master control device, and a type of an active awake source of the target master control device.
6. The method of claim 1, further comprising;
acquiring the current state of each master control device;
if the current state of a second main control device in each main control device is a non-awakening state, and the second main control device is determined to be the target main control device according to the network management message, controlling the second main control device to enter an awakening state; alternatively, the first and second electrodes may be,
and if the current state of the second main control equipment is a normal or abnormal awakening state and the second main control equipment is determined to be the target main control equipment according to the network management message, determining that the second main control equipment maintains the current state.
7. The utility model provides a vehicle-mounted device awakens control method, is applied to the second master control equipment in the electric automobile, its characterized in that, a plurality of master control equipment of electric automobile all are connected to awaken the control bus, the method includes:
the method comprises the steps that a second main control device obtains a first awakening signal of a local awakening source, and determines a first main control device needing to be awakened in a plurality of main control devices according to the first awakening signal; the first master control device is at least one of the plurality of master control devices;
Sending a second wake-up signal through the wake-up control bus, wherein the second wake-up signal is used for waking up each main control device connected to the wake-up control bus;
sending a network management message through the wake-up control bus, wherein the network management message carries identification information of target main control equipment and is used for indicating the target main control equipment to maintain a wake-up state; the target master control device is at least one of the plurality of master control devices.
8. The method of claim 7, wherein determining a first master device of the plurality of master devices that needs to be woken up according to the first wake-up signal comprises:
determining whether the first main control equipment is effectively awakened or not according to the first awakening signal;
if the first master control device is effectively awakened, sending a second awakening signal through the awakening control bus to awaken each master control device connected to the awakening control bus; otherwise, determining that the first main control equipment is in a sleep mode.
9. The utility model provides a controlgear is awaken to on-vehicle equipment, is applied to the first master control equipment among the electric automobile, its characterized in that, a plurality of master control equipment of electric automobile all are connected to awaken the control bus, the device includes:
The first processing module is used for receiving a second wake-up signal by the first main control device through the wake-up control bus, wherein the second wake-up signal is used for waking up each main control device connected to the wake-up control bus;
the second processing module is used for receiving the network management message through the awakening control bus and determining target main control equipment maintaining an awakening state according to the network management message; the target master control device is at least one of the plurality of master control devices.
10. The utility model provides a controlgear is awaken to on-vehicle equipment, is applied to the first master control equipment among the electric automobile, its characterized in that, a plurality of master control equipment of electric automobile all are connected to awaken the control bus, the device includes:
the first determining module is used for the second main control equipment to obtain a first awakening signal of a local awakening source and determine first main control equipment needing to be awakened in the plurality of main control equipment according to the first awakening signal; the first master control device is at least one of the plurality of master control devices;
the first sending module is used for sending a second wake-up signal through the wake-up control bus, wherein the second wake-up signal is used for waking up each main control device connected to the wake-up control bus;
A second sending module, configured to send a network management packet through the wake-up control bus, where the network management packet carries identification information of a target main control device, and is used to instruct the target main control device to maintain a wake-up state; the target master control device is at least one of the plurality of master control devices.
11. An electric vehicle characterized by comprising the in-vehicle equipment wake-up control apparatus as claimed in claim 9 or claim 10.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024032441A1 (en) * | 2022-08-08 | 2024-02-15 | 中国第一汽车股份有限公司 | Device wake-up method, apparatus and system, and electronic device and storage medium |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103312548A (en) * | 2013-06-21 | 2013-09-18 | 北京经纬恒润科技有限公司 | Dormancy control method and device based on OSEK standard |
| US20150095537A1 (en) * | 2013-10-02 | 2015-04-02 | Qualcomm Incorporated | Camera control interface sleep and wake up signaling |
| JP2015199444A (en) * | 2014-04-09 | 2015-11-12 | 株式会社デンソー | Electronic control device |
| CN106302060A (en) * | 2016-07-26 | 2017-01-04 | 广州汽车集团股份有限公司 | A kind of car load dormancy awakening method, system and automotive CAN network gateway |
| US20190103988A1 (en) * | 2016-03-31 | 2019-04-04 | Jaguar Land Rover Limited | Communications on vehicle data buses |
| CN111866173A (en) * | 2020-07-31 | 2020-10-30 | 北京经纬恒润科技有限公司 | Vehicle network control method and device |
| CN113253648A (en) * | 2021-05-19 | 2021-08-13 | 北京车和家信息技术有限公司 | Vehicle and network management method thereof, domain controller, storage medium, and electronic device |
| CN113448302A (en) * | 2020-03-27 | 2021-09-28 | 北京新能源汽车股份有限公司 | Control method and device of vehicle controller and automobile |
| CN113459808A (en) * | 2020-03-31 | 2021-10-01 | 北京新能源汽车股份有限公司 | Vehicle abnormal awakening management method and device, cloud management platform and automobile |
-
2021
- 2021-11-19 CN CN202111375781.9A patent/CN114670762B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103312548A (en) * | 2013-06-21 | 2013-09-18 | 北京经纬恒润科技有限公司 | Dormancy control method and device based on OSEK standard |
| US20150095537A1 (en) * | 2013-10-02 | 2015-04-02 | Qualcomm Incorporated | Camera control interface sleep and wake up signaling |
| JP2015199444A (en) * | 2014-04-09 | 2015-11-12 | 株式会社デンソー | Electronic control device |
| US20190103988A1 (en) * | 2016-03-31 | 2019-04-04 | Jaguar Land Rover Limited | Communications on vehicle data buses |
| CN106302060A (en) * | 2016-07-26 | 2017-01-04 | 广州汽车集团股份有限公司 | A kind of car load dormancy awakening method, system and automotive CAN network gateway |
| CN113448302A (en) * | 2020-03-27 | 2021-09-28 | 北京新能源汽车股份有限公司 | Control method and device of vehicle controller and automobile |
| CN113459808A (en) * | 2020-03-31 | 2021-10-01 | 北京新能源汽车股份有限公司 | Vehicle abnormal awakening management method and device, cloud management platform and automobile |
| CN111866173A (en) * | 2020-07-31 | 2020-10-30 | 北京经纬恒润科技有限公司 | Vehicle network control method and device |
| CN113253648A (en) * | 2021-05-19 | 2021-08-13 | 北京车和家信息技术有限公司 | Vehicle and network management method thereof, domain controller, storage medium, and electronic device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024032441A1 (en) * | 2022-08-08 | 2024-02-15 | 中国第一汽车股份有限公司 | Device wake-up method, apparatus and system, and electronic device and storage medium |
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|---|---|
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