TWI796319B - Vehicle integrated control circuit - Google Patents

Abstract

The present invention relates to a vehicle control system (10) comprising a plurality of electronic control circuits (ECUs) (n) performing at least one activity and monitoring at least one function of a vehicle, each ECU 1, 2 (100), (200) of said plurality of electronic control circuits (ECUs) (n) includes a microcontroller 1, 2 (300), (301), each microcontroller 1,2 (300), (301) includes a different predetermined source code module (101a), (101b) and said different predetermined source code module (101a), (101b) executing a control algorithm. In the present invention, the vehicle control system (10) further comprises at least one integrated control circuit (500) controlling at least one function of the vehicle and said at least one integrated control circuit (500) includes at least two ECUs (100), (200) of said plurality of electronic control circuits (ECUs) (n) and a master microcontroller architecture (400) integrally installed therein.

Description

Vehicle Integrated Control Circuit

The subject matter of this case is about a vehicle. More specifically, the subject matter of this case relates to an integrated control circuit for vehicles.

Today, the use of electronic devices and software in automotive applications has grown many-fold. With the growing demand for advanced driver assistance functions and features in automobiles, the use of software and embedded applications in automobiles or any automated application has also increased significantly. Software and embedded solutions are gradually being used in various applications in automotive components, such as power systems, electronic control units (ECUs), engine controls, control functions for braking, guidance systems, audio and video equipment etc.

Traditionally, an electronic control unit (ECU) provides control of various devices and functions on a vehicle. A plurality of electronic control units (ECUs) provided on the vehicle are electronically connected to various vehicle components and systems. Typically, each ECU includes a microcontroller to store software and parameters for controlling devices or functions associated with that particular ECU. The ECUs are interconnected into a vehicle network via communication protocols designed to allow the ECUs and devices to communicate with each other. One such vehicle communication protocol that is commonly used is a Controller Area Network (CAN).

In a known vehicle electronic system, the plurality of ECUs are installed on the vehicle for controlling and monitoring at least one function of the vehicle. Generally, each ECU of the plurality of ECUs includes a microcontroller including an executable program installed therein. Generally speaking, the ECUs that control the different functions of the vehicle by the execution of the program are located at different locations in the vehicle, and thus communicate with each other through a communication network such as CAN, LAN, Ethernet, etc. communicate with each other.

However, in the case where the plurality of ECUs are mounted on the vehicle at different positions, the overall number of components of the vehicle is increased. Furthermore, each ECU of the plurality of ECUs includes the microcontroller. In general, each microcontroller corresponding to the ECUs of the plurality of ECUs contains different executable programs for controlling and monitoring different functions on the vehicle. Generally, the executable programs installed in the microcontroller of each electronic control unit (ECU) in the vehicle are usually disassembled into some modules. Each module usually contains source code for one or more programs used in the program.

Generally speaking, in a transaction of a software solution between two stakeholders, a stakeholder (such as a consumer of a software solution) receives a transaction from a second stakeholder (such as a software solution). Solution vendors) acquire the developed software. However, many times, the vendor provides protected source code by sharing only the binary/executable version of the software product. Therefore, it does not allow the source code of a software product to be decrypted and accessed by other stakeholders.

However, there are setups with multiple ECUs installed on the vehicle, and each ECU contains a microcontroller with a different preset source code module installed therein and provided by different stakeholders The known vehicle control systems lead to an increase in the number of components integrated on the vehicle and thus to high costs.

Accordingly, it is desirable to provide an improved vehicle control system comprising one or more ECUs, and one or more ECUs corresponding to each of the one or more ECUs to be mounted on a single hardware circuit. source code modules. Therefore, it reduces the number of communication protocols to be installed on the vehicle, and additionally reduces the number of microcontrollers to be installed in the electronic control unit of the vehicle. Therefore, it then leads to a reduction in the need to install a greater number of components including the communication protocol, microcontroller, etc. on the vehicle. Furthermore, it facilitates the cost-effective installation on the vehicle of one or more source code modules corresponding to each ECU. Furthermore, the single hardware circuit with installed therein the different source code provided by the different stakeholders is kept secure, protected and confidential, and thus can only be accessed by providing the Specific source code stakeholders to decode.

Generally speaking, a communication network in a vehicle includes a plurality of electronic control units (ECUs) in a vehicle that are configured to control various electrical and electronic components installed on the vehicle. The ECUs communicate with each other through a Controller Area Network (CAN). A plurality of electronic control units (ECUs) in a vehicle each contain a microcontroller. In general, each microcontroller includes a different preset source code module that executes a control algorithm, and thus controls at least one corresponding one coupled to the plurality of electronic control units (ECUs). The vehicle electrical system of the ECU.

Typically, the plurality of electronic control units (ECUs) are used in the vehicle to perform some vehicle functions. ECUs include microcontrollers that are programmed to perform specific tasks in the vehicle, such as monitoring vehicle performance or controlling vehicle operation.

Generally, the number of ECUs mounted on a vehicle has gradually increased as the number of functions for the convenience and safety of the vehicle has increased. Therefore, it increases the number of communication protocols for performing communication between ECUs of the plurality of ECUs. Therefore, it increases the number of components on the vehicle. Furthermore, microcontrollers containing a different source code are installed in the ECUs, and thus in order to install microcontrollers with different executable programs for each ECU on the vehicle, this results in The overall cost increases. Furthermore, the consumer of the software solution obtains the developed software in the form of a protected source code from the vendor of the software solution. And thus, the software can only be decoded by the vendor of the software solution. Therefore, the security and protection of the software corresponding to the source code and provided in the microcontroller of each ECU becomes important.

Accordingly, it is desirable to provide at least one integrated control circuit for the vehicle control system that provides integration of source code for an ECU and a microcontroller corresponding to a microcontroller installed in each of the plurality of ECUs, And thus provides a cost-effective installation of the plurality of ECUs on the vehicle, and additionally results in a lower number of components being required on the vehicle.

With the above objectives in mind, the present invention provides an improved vehicle control system, wherein the at least one integrated control circuit is installed therein. It is an object of the present invention to provide the at least one integrated control circuit for the vehicle comprising an ECU and one or more source modules corresponding to each of the plurality of ECUs installed therein Group. Thus, it reduces the number of components on the vehicle, reduces the need for a greater number of microcontrollers to be installed on the vehicle, and thus provides cost-effective installation of the vehicle control system on the vehicle.

According to an embodiment of the present invention, the improved vehicle control system includes the plurality of electronic control units (ECUs) that perform at least one activity and monitor at least one function of the vehicle. In one embodiment, each ECU of the plurality of electronic control units (ECUs) includes the microcontroller. In an embodiment of the present invention, each of the microcontrollers includes the different default source code modules. According to an embodiment, the different preset source code modules execute the control algorithm that controls at least one vehicle electrical system coupled to the corresponding ECU of the plurality of electronic control units (ECUs). According to an embodiment of the present invention, the vehicle control system further includes the at least one integrated control circuit, which controls at least one function of the vehicle. In one embodiment, the at least one integrated control circuit comprises at least two ECUs of the plurality of electronic control units (ECUs) and a host microcontroller architecture integrally installed therein. Furthermore, according to an embodiment of the present invention, the host microcontroller architecture includes a library, which includes at least one library module. According to an embodiment of the present invention, each library module includes the at least one source code module integrated therein. According to an embodiment of the present invention, the integrated at least two source code modules generating the at least one library module are embedded in the host microcontroller architecture. In one embodiment, each of the at least two source code modules is coupled to the at least one ECU of the plurality of ECUs.

It is an object of the present invention to provide the host microcontroller including the at least one library module embedded therein, the at least one library module including at least one program executing at least one executable program source mod. Thus, by reducing the need to install a greater number of microcontrollers on the vehicle, it reduces the cost of installing on the vehicle at least the executable program contained in the at least one source code module.

The present invention provides for the generation of the library by means of a library model executed by a computer system. The library includes at least one executable program corresponding to the at least one source code module in an encrypted data form, and thus protects and maintains the executable program provided by other stakeholders Confidentiality of the at least one source code module of the form. Thus, it protects the at least one source code module from unauthorized decryption and thus access. In one embodiment, the library generation includes at least one library module, and each library module of the at least one library module includes a program corresponding to a specific executable program The at least one source code module is used to execute different functions of the vehicle. Thus, the library comprising the integrated at least one source code module maintains the at least one source code module when embedded on the host microcontroller architecture integrally installed on the vehicle confidentiality. Therefore, the present invention with the generated arrangement of the library is of different benefit when compared with the conventional vehicle control system in which the source code is arranged in plain text and contained in the microcontroller. Source code provided by stakeholders provides greater security and protection.

According to one embodiment, the present invention provides security and protection to the at least two source code modules embedded in the host microcontroller. Therefore, it does not allow access to the executable embedded in the source code module to be decoded by other stakeholders.

The present invention provides an improved vehicle control system comprising the at least one integrated control circuit comprising the at least two ECUs for controlling and monitoring the at least one function of the vehicle and installed therein The at least one source code module comprising the at least one executable program. Thus, it reduces the need to install a larger number of microcontrollers on the vehicle and thus facilitates cost-effective installation of the vehicle control system on the vehicle.

According to one embodiment, the present invention provides the improved vehicle control system comprising the at least one integrated control circuit installed in the vehicle. In one embodiment, the at least one integrated control circuit is a single hardware control circuit adapted to integrally install embedded therein the library comprising the integrated at least two source code module) and the at least one ECU of the plurality of ECUs. Therefore, it reduces the need to install a larger number of microcontrollers and communication protocols on the vehicle.

The invention provides the integration of the at least two source modules into the host microcontroller architecture from two different stakeholders, namely the consumer of the software solution and the seller of the software solution, The host microcontroller architecture is integrally installed in the at least one integrated control unit.

The present invention provides for integrating at least two pieces of software comprising the at least two source code modules received from two different stakeholders into the at least one integrated control circuit. Therefore, security and confidentiality of the software are maintained in an efficient manner while achieving the desired functionality.

Referring to an embodiment, the present invention provides for integrating the at least two pieces of software comprising the executable programs respectively provided from different stakeholders into the host microcontroller architecture, the host microcontroller architecture being integrally installed in the at least one integrated control circuit. Thus, according to one embodiment, the present invention enables the at least one source code module corresponding to the at least one executable program to be further protected from different interests that are not the owners of the software containing the executable program. any possible unauthorized access and reverse engineering.

The present invention provides integration of the at least two source code modules corresponding to different executable programs embedded in the host microcontroller architecture integrally installed on In the integrated control circuit. Accordingly, the improved vehicle control system with the host microcontroller architecture provides robust protection and security of the source code contained in the at least two source code modules. Thus, it prevents unauthorized decryption and thus access to the source codes.

According to an embodiment, the present invention is concerned with providing the at least one integrated control circuit comprising the host microcontroller architecture and corresponding to embedded in the host microcontroller architecture in source code form The at least two ECUs of the different executable programs. In one embodiment, the host microcontroller architecture integrally installed in the at least one integrated control circuit of the vehicle control system is capable of executing the at least one electrical and electronic system installed on the vehicle at least one function of . Thus, according to one embodiment, the host microcontroller architecture can multiplex several different and independent programs of one or more electrical and electronic systems and subsystems installed on the vehicle.

According to the invention, an embodiment provides generation of integrated libraries for the at least two source code modules on the vehicle. In one embodiment, the host microcontroller includes the library, the library includes the at least one library module, and the at least one library module includes integrated to form the The plurality of source codes of at least one source module. In one embodiment, the generation of an integrated library with the library modules maintains and protects the confidentiality of the source code that is placed on the vehicle by various stakeholders. Thus, it facilitates cost-effective installation of the at least one ECU and the corresponding at least one source code module on the vehicle.

According to one embodiment, the present invention proposes a novel and improved vehicle control system comprising the single hardware circuit in the form of the at least one integrated control circuit. In one embodiment, the at least one integrated control circuit provides integral installation of the at least executable programs contained in the at least one source code module and additionally protects the host microcontroller architecture The at least two source code modules embedded in .

According to an embodiment of the present invention, each of the plurality of ECUs includes an 'n' number of functions. In an embodiment of the invention, each function of the 'n' number of functions includes the different source code module corresponding to a microcontroller of the same microcontroller family.

In an embodiment of the present invention, the at least one integrated control circuit having the at least two ECUs and the at least two source code modules integrally installed therein is obtained by installing a larger number of ECUs on the vehicle The need and necessity of a microcontroller and communication protocols are reduced, thereby facilitating the cost-effective installation of the vehicle control system on the vehicle.

The present invention provides the at least one integrated control circuit installed in the vehicle. In one embodiment, the at least one integrated control circuit in the form of the single hardware circuit includes the master microcontroller and the at least two ECUs integrally located therein. In one embodiment, the main control microcontroller includes at least two embedded source code modules, and each source code module of the at least two source code modules corresponds to the at least two ECUs. The each ECU. According to an embodiment, the at least two source code modules embedded in the host microcontroller are provided in encrypted form by different stakeholders, and when embedded in the host microcontroller While in the controller architecture, it is kept secret and protected, and thus protects the executables corresponding to the at least two source code modules from unauthorized access.

It is an object of the present invention to provide the improved vehicle control system comprising the at least one integrated control circuit including the master microcontroller architecture integrally mounted therein. In one embodiment, the host microcontroller architecture additionally includes the at least two source code modules embedded therein. In one embodiment, the at least two source code modules corresponding to the executable are provided by different stakeholders and thus maintained in encrypted form. Thus, it is thereby ensured a secure, secure integration of the at least two source code modules in the host microcontroller architecture.

According to an embodiment of the present invention, the present invention provides the host microcontroller architecture integrally installed in the integrated control circuit. According to one embodiment, the host microcontroller architecture includes the at least two source code modules including the plurality of source codes embedded therein. In one embodiment, the source codes contained in the host microcontroller architecture perform monitoring and control functions of the at least one electrical and electronic component installed on the vehicle. Thus, it reduces the need to install a larger number of microcontrollers on the vehicle and thus facilitates cost-effective and economical installation of the vehicle control system on the vehicle. Furthermore, the at least one integrated control circuit having the host microcontroller architecture and the at least two ECUs installed therein maintains the at least two source code modules embedded in the host microcontroller architecture. Security and confidentiality of the group's encryption and decryption algorithms. Therefore, according to an embodiment of the present invention, the at least two source code modules obtained from two different stakeholders are secure and protected when embedded in the host microcontroller architecture , without compromising the security of the software code.

Advantageously, the at least one integrated control circuit is mounted on the vehicle, thereby providing the improved vehicle control system. According to an embodiment of the present invention, the at least one integrated circuit system includes the host microcontroller architecture and the at least two ECUs installed therein. Thus, with the installation of the host microcontroller architecture on the at least one integrated control circuit, the at least two source code modules obtained from different stakeholders are protected and thus on the vehicle The at least two executable programs performing different monitoring and control functions are confidential and thus protected from unauthorized access. Finally, it is advantageous to provide on the vehicle the at least one integrated control circuit comprising the master microcontroller architecture and the at least two ECUs. In one embodiment, the at least one integrated control circuit includes the at least two ECUs and the at least two source modules, which perform the at least one function on the vehicle. Therefore, it leads to a reduction in the need to provide a greater number of communication protocols and the microcontroller on the vehicle, and thus enables the vehicle control system to be implemented on the vehicle with a smaller number of parts and components. Installation made easy.

Generally speaking, a communication network in a vehicle includes a plurality of electronic control units (ECUs) in a vehicle that are configured to control various electrical and electronic components installed on the vehicle. The ECUs communicate with each other through a Controller Area Network (CAN). A plurality of electronic control units (ECUs) in a vehicle each contain a microcontroller. In general, each microcontroller includes a different preset source code module that executes a control algorithm, and thus controls at least one corresponding one coupled to the plurality of electronic control units (ECUs). The vehicle electrical system of the ECU.

Typically, the plurality of electronic control units (ECUs) are used in the vehicle to perform some vehicle functions. ECUs include microcontrollers that are programmed to perform specific tasks in the vehicle, such as monitoring vehicle performance or controlling vehicle operation.

Generally, the number of ECUs mounted on a vehicle has gradually increased as the number of functions for the convenience and safety of the vehicle has increased. Therefore, it increases the number of communication protocols for performing communication between ECUs of the plurality of ECUs. Therefore, it increases the number of components on the vehicle. Furthermore, microcontrollers containing a different source code are installed in the ECUs, and thus in order to install microcontrollers with different executable programs for each ECU on the vehicle, this results in The overall cost increases. Furthermore, the consumer of the software solution obtains the developed software in the form of a protected source code from the vendor of the software solution. And thus, the software can only be decoded by the vendor of the software solution. Therefore, the security and protection of the software corresponding to the source code and provided in the microcontroller of each ECU becomes important.

Accordingly, it is desirable to provide at least one integrated control circuit for the vehicle control system that provides integration of source code for an ECU and a microcontroller corresponding to a microcontroller installed in each of the plurality of ECUs, And thus provides a cost-effective installation of the plurality of ECUs on the vehicle, and additionally results in a lower number of components being required on the vehicle.

With the above objectives in mind, the present invention provides an improved vehicle control system, wherein the at least one integrated control circuit is installed therein. It is an object of the present invention to provide the at least one integrated control circuit for the vehicle comprising an ECU and one or more source modules corresponding to each of the plurality of ECUs installed therein Group. Thus, it reduces the number of components on the vehicle, reduces the need for a greater number of microcontrollers to be installed on the vehicle, and thus provides cost-effective installation of the vehicle control system on the vehicle.

According to an embodiment of the present invention, the improved vehicle control system includes the plurality of electronic control units (ECUs) that perform at least one activity and monitor at least one function of the vehicle. In one embodiment, each ECU of the plurality of electronic control units (ECUs) includes the microcontroller. In an embodiment of the present invention, each of the microcontrollers includes the different default source code modules. According to an embodiment, the different preset source code modules execute the control algorithm that controls at least one vehicle electrical system coupled to the corresponding ECU of the plurality of electronic control units (ECUs). According to an embodiment of the present invention, the vehicle control system further includes the at least one integrated control circuit, which controls at least one function of the vehicle. In one embodiment, the at least one integrated control circuit comprises at least two ECUs of the plurality of electronic control units (ECUs) and a host microcontroller architecture integrally installed therein. Furthermore, according to an embodiment of the present invention, the host microcontroller architecture includes a library, which includes at least one library module. According to an embodiment of the present invention, each library module includes the at least one source code module integrated therein. According to an embodiment of the present invention, the integrated at least two source code modules generating the at least one library module are embedded in the host microcontroller architecture. In one embodiment, each of the at least two source code modules is coupled to the at least one ECU of the plurality of ECUs.

It is an object of the present invention to provide the host microcontroller including the at least one library module embedded therein, the at least one library module including at least one program executing at least one executable program source mod. Thus, by reducing the need to install a greater number of microcontrollers on the vehicle, it reduces the cost of installing on the vehicle at least the executable program contained in the at least one source code module.

The present invention provides for the generation of the library by means of a library model executed by a computer system. The library includes at least one executable program corresponding to the at least one source code module in an encrypted data form, and thus protects and maintains the executable program provided by other stakeholders Confidentiality of the at least one source code module of the form. Thus, it protects the at least one source code module from unauthorized decryption and thus access. In one embodiment, the library generation includes at least one library module, and each library module of the at least one library module includes a program corresponding to a specific executable program The at least one source code module is used to execute different functions of the vehicle. Thus, the library comprising the integrated at least one source code module maintains the at least one source code module when embedded on the host microcontroller architecture integrally installed on the vehicle confidentiality. Therefore, the present invention with the generated arrangement of the library is of different benefit when compared with the conventional vehicle control system in which the source code is arranged in plain text and contained in the microcontroller. Source code provided by stakeholders provides greater security and protection.

According to one embodiment, the present invention provides security and protection to the at least two source code modules embedded in the host microcontroller. Therefore, it does not allow access to the executable embedded in the source code module to be decoded by other stakeholders.

The present invention provides an improved vehicle control system comprising the at least one integrated control circuit comprising the at least two ECUs for controlling and monitoring the at least one function of the vehicle and installed therein The at least one source code module comprising the at least one executable program. Thus, it reduces the need to install a larger number of microcontrollers on the vehicle and thus facilitates cost-effective installation of the vehicle control system on the vehicle.

According to one embodiment, the present invention provides the improved vehicle control system comprising the at least one integrated control circuit installed in the vehicle. In one embodiment, the at least one integrated control circuit is a single hardware control circuit adapted to integrally install embedded therein the library comprising the integrated at least two source code module) and the at least one ECU of the plurality of ECUs. Therefore, it reduces the need to install a larger number of microcontrollers and communication protocols on the vehicle.

The invention provides the integration of the at least two source modules into the host microcontroller architecture from two different stakeholders, namely the consumer of the software solution and the seller of the software solution, The host microcontroller architecture is integrally installed in the at least one integrated control unit.

The present invention provides for integrating at least two pieces of software comprising the at least two source code modules received from two different stakeholders into the at least one integrated control circuit. Therefore, security and confidentiality of the software are maintained in an efficient manner while achieving the desired functionality.

Referring to an embodiment, the present invention provides for integrating the at least two pieces of software comprising the executable programs respectively provided from different stakeholders into the host microcontroller architecture, the host microcontroller architecture being integrally installed in the at least one integrated control circuit. Thus, according to one embodiment, the present invention enables the at least one source code module corresponding to the at least one executable program to be further protected from different interests that are not the owners of the software containing the executable program. any possible unauthorized access and reverse engineering.

The present invention provides integration of the at least two source code modules corresponding to different executable programs embedded in the host microcontroller architecture integrally installed on In the integrated control circuit. Accordingly, the improved vehicle control system with the host microcontroller architecture provides robust protection and security of the source code contained in the at least two source code modules. Thus, it prevents unauthorized decryption and thus access to the source codes.

According to an embodiment, the present invention is concerned with providing the at least one integrated control circuit comprising the host microcontroller architecture and corresponding to embedded in the host microcontroller architecture in source code form The at least two ECUs of the different executable programs. In one embodiment, the host microcontroller architecture integrally installed in the at least one integrated control circuit of the vehicle control system is capable of executing the at least one electrical and electronic system installed on the vehicle at least one function of . Thus, according to one embodiment, the host microcontroller architecture can multiplex several different and independent programs of one or more electrical and electronic systems and subsystems installed on the vehicle.

According to the invention, an embodiment provides generation of integrated libraries for the at least two source code modules on the vehicle. In one embodiment, the host microcontroller includes the library, the library includes the at least one library module, and the at least one library module includes integrated to form the The plurality of source codes of at least one source module. In one embodiment, the generation of an integrated library with the library modules maintains and protects the confidentiality of the source code that is placed on the vehicle by various stakeholders. Thus, it facilitates cost-effective installation of the at least one ECU and the corresponding at least one source code module on the vehicle.

According to one embodiment, the present invention proposes a novel and improved vehicle control system comprising the single hardware circuit in the form of the at least one integrated control circuit. In one embodiment, the at least one integrated control circuit provides integral installation of the at least executable programs contained in the at least one source code module and additionally protects the host microcontroller architecture The at least two source code modules embedded in .

According to an embodiment of the present invention, each of the plurality of ECUs includes an 'n' number of functions. In an embodiment of the invention, each function of the 'n' number of functions includes the different source code module corresponding to a microcontroller of the same microcontroller family.

In an embodiment of the present invention, the at least one integrated control circuit having the at least two ECUs and the at least two source code modules integrally installed therein is obtained by installing a larger number of ECUs on the vehicle The need and necessity of a microcontroller and communication protocols are reduced, thereby facilitating the cost-effective installation of the vehicle control system on the vehicle.

The present invention provides the at least one integrated control circuit installed in the vehicle. In one embodiment, the at least one integrated control circuit in the form of the single hardware circuit includes the master microcontroller and the at least two ECUs integrally located therein. In one embodiment, the main control microcontroller includes at least two embedded source code modules, and each source code module of the at least two source code modules corresponds to the at least two ECUs. The each ECU. According to an embodiment, the at least two source code modules embedded in the host microcontroller are provided in encrypted form by different stakeholders, and when embedded in the host microcontroller While in the controller architecture, it is kept secret and protected, and thus protects the executables corresponding to the at least two source code modules from unauthorized access.

It is an object of the present invention to provide the improved vehicle control system comprising the at least one integrated control circuit including the master microcontroller architecture integrally mounted therein. In one embodiment, the host microcontroller architecture additionally includes the at least two source code modules embedded therein. In one embodiment, the at least two source code modules corresponding to the executable are provided by different stakeholders and thus maintained in encrypted form. Thus, it is thereby ensured a secure, secure integration of the at least two source code modules in the host microcontroller architecture.

According to an embodiment of the present invention, the present invention provides the host microcontroller architecture integrally installed in the integrated control circuit. According to one embodiment, the host microcontroller architecture includes the at least two source code modules including the plurality of source codes embedded therein. In one embodiment, the source codes contained in the host microcontroller architecture perform monitoring and control functions of the at least one electrical and electronic component installed on the vehicle. Thus, it reduces the need to install a larger number of microcontrollers on the vehicle and thus facilitates cost-effective and economical installation of the vehicle control system on the vehicle. Furthermore, the at least one integrated control circuit having the host microcontroller architecture and the at least two ECUs installed therein maintains the at least two source code modules embedded in the host microcontroller architecture. Security and confidentiality of the group's encryption and decryption algorithms. Therefore, according to an embodiment of the present invention, the at least two source code modules obtained from two different stakeholders are secure and protected when embedded in the host microcontroller architecture , without compromising the security of the software code.

Advantageously, the at least one integrated control circuit is mounted on the vehicle, thereby providing the improved vehicle control system. According to an embodiment of the present invention, the at least one integrated circuit system includes the host microcontroller architecture and the at least two ECUs installed therein. Thus, with the installation of the host microcontroller architecture on the at least one integrated control circuit, the at least two source code modules obtained from different stakeholders are protected and thus on the vehicle The at least two executable programs performing different monitoring and control functions are confidential and thus protected from unauthorized access. Finally, it is advantageous to provide on the vehicle the at least one integrated control circuit comprising the master microcontroller architecture and the at least two ECUs. In one embodiment, the at least one integrated control circuit includes the at least two ECUs and the at least two source modules, which perform the at least one function on the vehicle. Therefore, it leads to a reduction in the need to provide a greater number of communication protocols and the microcontroller on the vehicle, and thus enables the vehicle control system to be implemented on the vehicle with a smaller number of parts and components. Installation made easy.

Various other features and advantages of the present invention are described in detail below with reference to the accompanying drawings. In the drawings, like reference numbers generally indicate identical, functionally similar, and/or structurally similar elements. The drawing in which an element first appears is indicated by the leftmost digit in the corresponding element symbol. Reference is made to the accompanying drawings, wherein like reference numerals will be used to identify the same or similar elements throughout the several views. It should be noted that the drawing should be viewed in the direction of the orientation of the component symbols.

An exemplary embodiment detailing the features of the vehicle integrated control circuit according to the present invention will be described below. The application of the invention will extend to two-wheeled vehicles, three-wheeled vehicles and four-wheeled vehicles.

Fig. 1 is a generalized block diagram of a conventional vehicle control system (1), which includes a plurality of ECUs (n), and each ECU 1, 2 (100), (200) of the plurality of ECUs (n) The system comprises microcontrollers 1, 2 (300), (301). The known control system (1) for a vehicle comprises the plurality of electronic control units (ECU) (n) which perform at least one activity and monitor at least one function of the vehicle. Typically, an electronic control unit (ECU) 1 (100) from the plurality of ECUs (n) comprises a microcontroller 1 (300) and at least one control means (100a). Furthermore, an electronic control unit (ECU) 2 (200) from the plurality of ECUs (n) comprises a microcontroller 2 (301) and at least one control component (200a). According to an embodiment of the invention, each microcontroller 1, 2 (300), (301) is programmed differently. In the known vehicle control system (1), the microcontroller 1 (300) and the microcontroller 2 (301) belong to different microcontroller systems, and therefore each of the microcontrollers 1, 2 ( 300), (301) are comprised of different preset source code modules (101a), (201a)..., (n) which execute different software programs/control algorithms and thus control and monitor for Different functions of at least one electrical and electronic component on the vehicle. In the conventional vehicle control system (1), the plurality of ECUs (n) installed on the vehicle at different locations communicate with each other through the at least one communication protocol (3). The vehicle communication protocol (3) includes CAN (Controller Area Network), Local Interconnect Network (LIN), FlexRay, Vehicle Area Network (VAN), and others. Therefore, the known vehicle control system (1) includes the plurality of ECUs (n) installed therein, and each ECU (100), (200) of the plurality of ECUs (n) includes the micro A controller 1, 2 (300), (301) and at least one control member (100a), (200a) for performing different functions and monitoring different activities of the vehicle. Furthermore, since the plurality of ECUs (n) installed on the vehicle communicate through the communication protocols (3), it results in an increase in the number of components and at the same time results in An increase in the cost of installation of the system (1) on the vehicle.

Also in FIG. 1, for the conventional vehicle control system (1), the microcontroller 1, 2 coupled to each ECU 1, 2 (100), (200) of the plurality of ECUs (n) (300), (301) comprise a number 'n' of the different preset source code modules (101a), (201a)..., (n) (shown in FIG. 2 ), which comprise the Executable programs are used to monitor and execute different functions of the vehicle. Traditionally, the microcontrollers 1, 2 (300), (301), ..., (n) comprising different preset source code modules (101a), (201a), ..., (n) It is provided by different stakeholders, namely the first stakeholder who is the consumer of the software solution and the second stakeholder who is the seller of the software solution. Typically, the source code modules (101a), (201a)..., (n) (shown in FIG. 2 ) contained in each microcontroller 1, 2 (300), (301) include a pure data in the form of plain text, and thus execute the vehicle by executing the number 'n' of different preset source code modules (101a), (201a), ..., (n) by a computerized program various functions. Generally speaking, the source code is usually converted into binary machine code understood by a computer by a set of translators or compilers.

Figure 2 is a schematic block diagram of a vehicle control system (10) according to an embodiment of the present invention, which depicts a host microcontroller architecture having the at least two source code modules (700) embedded therein (400). In one embodiment, the vehicle control system (10) includes the plurality of electronic control units (ECU) (n), including the ECU1 (100) and the ECU2 (200), for performing at least one activity And at least one function of the vehicle is monitored. In one embodiment, each ECU 1 , 2 ( 100 ), ( 200 ) of the plurality of ECUs (n) includes 'n' number of functions 1 , 2 ( 101 ), ( 102 ), . . . , (n). According to an embodiment of the present invention, each function 1, 2 (101), (102) of the number 'n' of functions 1, 2 (101), (102)..., (n) comprises corresponding to the same Different source code modules (101a), (201a), . . . , (n) of a microcontroller (not shown) of a microcontroller system (not shown). According to an embodiment of the present invention, the different source code modules (101a), (201a), . . . , (n) are provided by different stakeholders. In one embodiment, each of the ECUs 1, 2 (100), (200) of the plurality of electronic control units (ECUs) (n) comprises a number 'n' of the same microcontroller system (not shown) microcontroller (not shown). According to an embodiment of the present invention, each microcontroller line corresponding to the number 'n' of microcontrollers of the same controller line contains 'n' number of different preset source code modules (101a) , (201a)..., (n). In one embodiment, the different preset source code modules (101a), (201a), ..., (n) execute the control algorithm, which control is coupled to the plurality of electronic control units (ECUs) (n) corresponds to at least one vehicle electrical system of ECU1, 2 (100), (200). Also in Figure 2, referring to an embodiment, the number 'n' of different preset source code modules (101a), (201a), ..., (n) corresponding to the different functions and operations on the vehicle systems are integrated to generate the library (600). Referring to an embodiment, the number 'n' of different preset source code modules (101a), (201a)..., (n) are in the specified library generation mode corresponding to the The number 'n' of microcontrollers of the same controller family being developed are precompiled in the embedded development environment, thus generating ), library modules (n) number 'n' of different library modules that are not accessible when shared with other stakeholders. According to an embodiment of the present invention, at least one function declaration in the form of source code contained in the library (600) is accessible, which can be utilized to call a specific function of the vehicle. However, the control algorithms contained in the executable are not accessible. According to an embodiment of the present invention, the function library module 1 (601), function library module 2 (602), and function library module (n) included in the function library (600) At least one source code module (101a), (201a), ..., (n) is integrally contained in the host microcontroller architecture (400) in the form of the embedded source code module (700).

3 is a schematic diagram of a vehicle control system (10) according to an embodiment of the present invention, which depicts the at least one integrated control circuit (500) including the plurality of ECUs (n) and integrally installed therein The master microcontroller architecture (400). In one embodiment, the vehicle control system (10) includes the plurality of electronic control units (ECUs) (n) that perform at least one activity and monitor at least one function of the vehicle. According to an embodiment of the present invention, each ECU1, 2 (100), (200) of the plurality of ECUs (n) includes the number 'n' of functions 1, 2 (101), (102)..., ( n) containing different source code modules corresponding to microcontrollers (not shown) of the same microcontroller family (not shown). In one embodiment, different preset source code modules (101a), (201a), ..., (n) embedded in the master microcontroller (400) execute the control algorithm, which are At least one vehicle electrical system coupled to a corresponding ECU 1, 2 (100), (200) of the plurality of electronic control units (ECU) (n) is controlled. According to an embodiment of the present invention, the ECU1 (100) and the ECU2 (200) respectively include the at least one control component 1 (100a) and the at least one control component 2 (200a).

Furthermore, in FIG. 3, according to an embodiment, the vehicle control system (10) further includes the at least one integrated control circuit (500), which controls at least one function of the vehicle. According to an embodiment, the at least one integrated control circuit (500) comprises at least two ECUs 1, 2 (100), (200) of the plurality of electronic control units (ECUs) (n) and is integrally installed therein The master microcontroller architecture (400). Referring to an embodiment, the master microcontroller architecture (400) includes the library (600), which includes the library module 1 (601), library module 2 (602), function library module(n). In one embodiment, each library module of the at least one library module (601), (602), ..., (n) includes at least two source code modules (101a) embedded therein ), (201a). Moreover, according to an embodiment, at least one ECU1, 2 (100), (200) of the plurality of ECU1, 2 (100), (200) (n) is an engine control unit, a motor control unit, a hybrid Power control unit, an electronic brake control unit. In one embodiment, the at least one integrated control circuit (500) executes at least one control program of the system. Furthermore, in an embodiment of the present invention, the at least one control program selectively operates one or more vehicle safety functions. Furthermore, according to an embodiment of the present invention, the at least one source code module (101a), (201a) includes one or more functions corresponding to the at least one vehicle system.

Advantageously, according to an embodiment of the present invention, the at least one integrated control circuit mounted on the vehicle provides a simple, compact and cost-effective installation of the vehicle control system on the vehicle.

Furthermore, according to the present invention, according to an embodiment, the at least two ECUs and the master microcontroller architecture system including embedded at least two source code modules corresponding to each of the at least two ECUs integrally mounted on at least one integrated control circuit. Thus, it facilitates a reduction in the need to install on the vehicle a smaller number of components including the microcontroller and the communication protocol. Furthermore, according to an embodiment, at least two source code modules embedded in the host microcontroller are kept confidential and protected, and thus the executable files corresponding to the at least two source code modules are protected. Programs are protected from unauthorized access.

Improvements and modifications may be incorporated therein without departing from the scope of the present invention.

1‧‧‧Common vehicle control system 2‧‧‧vehicle control system 3‧‧‧communication protocol 10‧‧‧vehicle control system 100‧‧‧electronic control unit (ECU) 1100a‧‧‧control component 1101‧‧‧ Function 1101a‧‧‧source code module 200‧‧‧electronic control unit (ECU) 2200a‧‧‧control component 2201‧‧‧function 2201a‧‧‧source code module 300‧‧‧microcontroller 1301‧‧‧micro Controller 2400‧‧‧Main Control Microcontroller Architecture 500‧‧‧Integrated Control Circuit 600‧‧‧Library 601‧‧‧Library Module 1602‧‧‧Library Module 2700‧‧‧Original code module

The detailed description is described with reference to the accompanying drawings. The same reference numerals are used throughout the drawings to refer to like features and components. FIG. 1 is a schematic block diagram of a conventional vehicle control system, which includes a plurality of ECUs, and each of the plurality of ECUs includes a microcontroller. 2 is a schematic block diagram of a vehicle control system according to an embodiment of the present invention, which depicts a host microcontroller architecture having integrated at least two source code modules embedded therein. 3 is a schematic diagram of a vehicle control system according to an embodiment of the present invention, depicting at least one integrated control circuit including the plurality of ECUs and a master microcontroller architecture integrally installed therein.

10‧‧‧Vehicle Control System

100‧‧‧Electronic Control Unit (ECU) 1

100a‧‧‧control component 1

200‧‧‧Electronic Control Unit (ECU) 2

200a‧‧‧control component 2

400‧‧‧Master Microcontroller Architecture

500‧‧‧integrated control circuit

Claims (9)

A vehicle control system (10), the vehicle control system (10) comprising: a plurality of electronic control circuits (ECU) (n) that perform at least one activity and monitor at least one function of a vehicle, the plurality of electronic control Each ECU1, 2 (100), (200) of the circuit (ECU) (n) comprises a microcontroller 1, 2 (300), (301), and each microcontroller 1, 2 (300), ( 301) comprises a different default source code module (101a), (101b), and the different default source code module (101a), (101b), which executes a control algorithm, which Controlling at least one vehicle electrical system coupled to a corresponding ECU1, 2 (100), (200) of the plurality of electronic control circuits (ECU) (n); wherein the vehicle control system (10) further includes a control At least one integrated control circuit (500) for at least one function of the vehicle; wherein the at least one integrated control circuit (500) is at least two ECU1, 2( 100), (200) and a host microcontroller architecture (400) integrally installed therein; and wherein the host microcontroller architecture (400) includes a library (600) comprising At least two source code modules (101a), (101b) embedded therein. The vehicle control system (10) according to claim 1, wherein at least one ECU1, 2 (100), (200) of the plurality of ECUs (n) is an engine control unit. The vehicle control system (10) according to claim 1, wherein at least one ECU1, 2 (100), (200) of the plurality of ECUs (n) is a motor control unit. The vehicle control system (10) according to claim 1, wherein at least one ECU1, 2 (100), (200) of the plurality of ECUs (n) is a hybrid control unit. The vehicle control system (10) as claimed in claim 1, wherein each of the ECUs 1, 2 (100), (200) of the plurality of ECUs (n) includes a number 'n' of functions 1, 2 (101) , (102)..., (n). The vehicle control system (10) as claimed in claim 5, wherein each function 1, 2 (101), (102) comprises the different source code modules (101a), (201a), . . . , (n) corresponding to a microcontroller of the same microcontroller family. The vehicle control system (10) according to claim 1, wherein the at least one integrated control circuit (500) executes at least one control program of the at least one vehicle electrical system on the vehicle. The vehicle control system (10) of claim 7, wherein the at least one control program selectively operates one or more vehicle safety functions. The vehicle control system (10) according to claim 1, wherein the at least one source code module (101a), (101b) includes one or more functions corresponding to the at least one vehicle system.

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