# US 12,111,653 B1 · Diagonal equal-hop heterogeneous composite redundancy domain architecture of an intelligent vehicle

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- Number: US 12,111,653 B1
- Document ID: US12111653B1
- Status: Granted
- Kind: B1
- Application number: 18/575,309
- Filed: 2022-01-21
- Published: 2024-09-26
- Granted: 2024-10-08
- Earliest claimed: 2021-10-21
- Assignees: Shenzhen Automotive Research Institute, Beijing Institute of Technology (Shenzhen Research Institute of National Engineering Laboratory for Electric Vehicles)
- Applicants: Shenzhen Automotive Research Institute, Beijing Institute of Technology (Shenzhen Research Institute of National Engineering Laboratory for Electric Vehicles)
- Inventors: Wanke Cao; Wenwei Wang; Jinrui Nan
- Web page: https://patentgrep.com/patent/US12111653B1

## CPC

- G05B 9/03: with multiple-channel loop, i.e. redundant control systems
- B60R 16/023: for transmission of signals between vehicle parts or subsystems
- H04L 12/40: Bus networks
- H04L 12/44: Star or tree networks
- H04L 12/66: Arrangements for connecting between networks having differing types of switching systems, e.g. gateways
- H04L 67/12: specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks
- H04L 2012/40215: {Controller Area Network CAN}
- H04L 2012/40273: {the transportation system being a vehicle}
- G05B: CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS (systems for controlling or regulating non-electric variables G05D; systems for regulating electric or magnetic variables G05F; control devices or systems insofar as characterised by mechanical features only G05G)
- B60R: VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- H04L: TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION (arrangements common to telegraphic and telephonic communication H04M)

## Abstract

A diagonal equal-hop heterogeneous composite redundancy domain architecture of an intelligent vehicle, comprising: a central gateway, and ADAS domain controller, a vehicle-mounted audio and video domain controller, a vehicle chassis domain controller, and an energy domain controller. The central gateway is respectively communicatively connected to the ADAS domain controller, the vehicle-mounted audio and video domain controller, the vehicle chassis domain controller, and the energy domain controller, such that the central gateway, the ADAS domain controller, the vehicle-mounted audio and video domain controller, the vehicle chassis domain controller, and the energy domain controller form a star connection topological structure; and the ADAS domain controller, the vehicle-mounted audio and video domain controller, the vehicle chassis domain controller, and the energy domain controller form an annular connection topological structure.

## Claims

### Claim 1

A diagonal equal-hop heterogeneous composite redundancy domain architecture of an intelligent vehicle, comprising: a central gateway, an ADAS domain controller, a vehicle-mounted audio and video domain controller, a vehicle chassis domain controller and an energy domain controller;
wherein, the central gateway is coupled to the ADAS domain controller, the vehicle-mounted audio and video domain controller, the vehicle chassis domain controller and the energy domain controller in a communicative manner respectively, such that the central gateway, the ADAS domain controller, the vehicle-mounted audio and video domain controller, the vehicle chassis domain controller and the energy domain controller form a star connection topological structure; and
the ADAS domain controller is coupled to the vehicle-mounted audio and video domain controller and the energy domain controller respectively in a communicative manner, and the vehicle chassis domain controller is coupled to the vehicle-mounted audio and video domain controller and the energy domain controller respectively in a communicative manner, such that the ADAS domain controller, the vehicle-mounted audio and video domain controller, the vehicle chassis domain controller and the energy domain controller form an annular connection topological structure;
wherein a communication routing status among the central gateway, the ADAS domain controller, the vehicle-mounted audio and video domain controller, the vehicle chassis domain controller and the energy domain controller is detected in real time, and a corresponding routing work policy is selected based on the communication routing status;
wherein the routing work policy comprises:
a first routing work policy, in which the ADAS domain controller, the vehicle-mounted audio and video domain controller, the vehicle chassis domain controller and the energy domain controller transmit data thereamong through the central gateway when the central gateway operates normally;
a second routing work policy, in which the ADAS domain controller, the vehicle-mounted audio and video domain controller, the vehicle chassis domain controller and the energy domain controller transmit data thereamong through the annular connection topological structure when the central gateway fails;
a third routing work policy, in which when the central gateway fails and communication between the vehicle-mounted audio and video domain controller and the vehicle chassis domain controller also fails, a communication routing is: intercommunication between the vehicle-mounted audio and video domain controller and the ADAS domain controller, intercommunication between the ADAS domain controller and the energy domain controller, and communication between the energy domain controller and the vehicle chassis domain controller; and
a fourth routing work policy, in which when the central gateway fails and communication between the ADAS domain controller and the energy domain controller also fails, a communication routing is: intercommunication between the ADAS domain controller and the vehicle-mounted audio and video domain controller, intercommunication between the vehicle-mounted audio and video domain controller and the vehicle chassis domain controller, and intercommunication between the vehicle chassis domain controller and the energy domain controller.

### Claim 2 (depends on 1)

The diagonal equal-hop heterogeneous composite redundancy domain architecture according to claim 1, wherein a communication node spacing between the ADAS domain controller and the vehicle chassis domain controller is always 1; and a communication node spacing between the vehicle-mounted audio and video domain controller and the energy domain controller is always 1.

### Claim 3 (depends on 1)

The diagonal equal-hop heterogeneous composite redundancy domain architecture according to claim 1, wherein the central gateway is coupled to the ADAS domain controller, the vehicle-mounted audio and video domain controller, the vehicle chassis domain controller and the energy domain controller in a communicative manner through dual redundance vehicle-mounted Ethernet or CANFD;
the ADAS domain controller is also coupled to the vehicle-mounted audio and video domain controller and the energy domain controller respectively in a communicative manner through annular inter-domain vehicle-mounted Ethernet or CANFD; and
the vehicle chassis domain controller is also coupled to the vehicle-mounted audio and video domain controller and the energy domain controller respectively in a communicative manner through annular inter-domain vehicle-mounted Ethernet or CANFD.

### Claim 4 (depends on 1)

The diagonal equal-hop heterogeneous composite redundancy domain architecture according to claim 1, wherein the ADAS domain controller comprises: an ADAS domain composite receiving unit, an automatic emergency braking environment sensing unit, an automatic emergency braking data analysis and processing unit, an ADAS domain scheduling control cooperating unit and a first loop scheduler unit.

### Claim 5 (depends on 1)

The diagonal equal-hop heterogeneous composite redundancy domain architecture according to claim 1, wherein the energy domain controller comprises: an energy domain composite receiving unit, a battery management unit, a brake energy regenerating unit and a second loop scheduler unit.

### Claim 6 (depends on 1)

The diagonal equal-hop heterogeneous composite redundancy domain architecture according to claim 1, wherein the vehicle chassis domain controller comprises: a vehicle chassis domain composite receiving unit, a brake controlling unit, a brake torque distributing unit, a vehicle chassis domain scheduling control cooperating unit and a third loop scheduler unit.

### Claim 7 (depends on 1)

The diagonal equal-hop heterogeneous composite redundancy domain architecture according to claim 1, wherein the vehicle-mounted audio and video domain controller comprises: a vehicle-mounted audio and video domain composite receiving unit, an obstruction image transmitting unit, a brake alarming unit, a vehicle-mounted audio and video domain scheduling control cooperating unit and a fourth loop scheduler unit.

### Claim 8 (depends on 1)

An intelligent vehicle, comprising the diagonal equal-hop heterogeneous composite redundancy domain architecture of an intelligent vehicle according to claim 1.