Vehicle intelligent unit
A Vehicle Intelligent Unit (VIU) is configured to provide vehicle operations and control for Connected Automated Vehicles (CAV) and, more particularly, to connect with a Collaborative Automated Driving System (CADS) and manage and/or control information exchange between CAV and CADS and manage and/or control CAV lateral and longitudinal movements, including vehicle following, lane changing, and route guidance.
1. A vehicle intelligent unit (VIU) comprising:
a sensing and perception fusion module;
a collaborative decision-making module; and
an intelligent control instruction/auxiliary module; wherein
the collaborative decision-making module generates decisions that support longitudinal and/or lateral vehicle control to provide partial automated driving for a vehicle of intelligence level 1;
the collaborative decision making module provides trajectory planning decisions and detailed driving decisions; and transmits driver override decisions using information from a vehicle of intelligence level 2;
the collaborative decision-making module collaborates with external systems to generate decisions for a vehicle of intelligence level 3;
the collaborative decision-making module generates decisions in collaboration with the external systems to address long-tail scenarios for a vehicle of intelligence level 4; and
the collaborative decision-making module improves predictive decisions and trajectory planning based on perception results for a vehicle of intelligence level 5;
wherein the sensing and perception fusion module fuses the sensing and perception information provided by the vehicle subsystem and the sensing and perception information provided by external systems to provide fused sensing and perception information;
wherein the external system is configured to be a component of a collaborative automated driving system (CADS) that is separate from and/or outside of the vehicle, comprising another vehicle, a road system, a cloud, or an edge computing device;
wherein the VIU is configured to fuse sensing and perception information from a roadside unit (RSU) and the VIU;
wherein the VIU is configured to complement, enhance, backup, elevate, and replace automated driving functions of the conventional vehicle control system (CVCS) of the vehicle;
wherein the VIU is configured to elevate a vehicle intelligence level, wherein
a) an intelligence level of a vehicle having intelligence level 1 is elevated to intelligence level 2, 3, 4, or 5;
b) an intelligence level of a vehicle having intelligence level 2 is elevated to intelligence level 3, 4, or 5;
c) an intelligence level of a vehicle having intelligence level 3 is elevated to intelligence level 4 or 5; and/or
d) an intelligence level of a vehicle having intelligence level 4 is elevated to intelligence level 5;
wherein the VIU is configured to replace partial or full automated driving tasks of a CVCS when the CVCS fails or malfunctions;
wherein when a module in the CVCS fails or malfunctions, a corresponding module in the VIU system substitutes for the failed module in the CVCS.
2. The VIU of claim 1 , further comprising:
a communication module;
a human-computer interaction module; and/or
a supporting module.
3. The VIU of claim 2 , wherein the communication module manages information exchange between the onboard system and external systems, manages information exchange between the VIU and the CVCS, and manages communication between the VIU subsystems and/or VIU modules.
4. The VIU of claim 1 , further comprising:
an onboard sensor access and information processing module; and
one or both of:
an information conversion module; and/or
a redundancy verification module.
5. The VIU of claim 4 , wherein the information conversion module manages information exchange between the onboard system and external systems; and/or manages communication among entities having different data format standards and/or communication protocols.
6. The VIU of claim 1 , configured to be installed in a vehicle and provide the vehicle with partial or full automated driving functions.
7. The VIU of claim 1 , wherein the sensing and perception fusion module fuses sensing and perception information provided by vehicle sensors and sensing and perception information provided by infrastructure sensors to provide fused sensing and perception information.
8. The VIU of claim 1 , wherein the sensing and perception fusion module outputs fused sensing and perception information to the collaborative decision-making module; and
the collaborative decision-making module receives fused sensing and perception information and uses the fused sensing and perception information for decision making, path planning, security identification, and/or generating vehicle control instructions.
9. The VIU of claim 1 , wherein the intelligent control instruction/auxiliary module coordinates vehicle control outputs produced by a CVCS and vehicle control outputs produced by the VIU to produce comprehensive control instructions for controlling a vehicle.
10. The VIU of claim 1 , wherein the VIU is a subsystem of a collaborative automated driving system (CADS); and the VIU implements CADS functions for the vehicle and executes CADS functions for the vehicle.
11. The VIU of claim 10 , wherein the CADS provides external perception, decision-making, and vehicle control information and functions.
12. The VIU of claim 10 , wherein the CADS receives and processes sensor data describing the vehicle and the driving environment of the vehicle and the CADS provides vehicle control instructions for the vehicle.
13. The VIU of claim 1 , configured to transmit information to CADS and share said information with CADS when a vehicle equipped with the VIU connects to the CADS.
14. The VIU of claim 1 , wherein the VIU collaborates with a vehicle CVCS to complement, enhance, backup, elevate, and/or replace the automated driving functions of the CVCS of said vehicle.
15. The VIU of claim 1 , configured to perform a method for enhancing the sensing, prediction, planning, and control functions of a CVCS, said method comprising:
fusing, by the fusion module of the VIU, sensing data and information to enhance the sensing and prediction ability of the CVCS;
collaborating, by the collaborative decision-making module of the VIU, with CADS to enhance the planning ability of the CVCS; and
fusing, by the intelligent control instruction/auxiliary module of the VIU, instructions from the VIU and the CVCS to generate integrated control instructions, to enhance the control ability of the CVCS.
16. The VIU of claim 1 , configured to collaborate with a vehicle CVCS to provide automated driving for a vehicle, wherein:
the CVCS generates driving decisions and control instructions;
the VIU generates driving decisions and control instructions; and
the VIU fuses driving decisions and/or control instructions from the CVCS and VIU.
17. The VIU of claim 16 , wherein the VIU generates driving decisions and control instructions in collaboration with the CADS or its subsystems, an intelligent roadside infrastructure system (IRIS), a roadside intelligent unit (RIU), an intelligent roadside toolbox (IRT), and/or roadside infrastructure.
18. The VIU of claim 17 , wherein the sensing and perception fusion module and the collaborative decision-making module of the VIU complement the automated driving functions of the CVCS with sensing information, decision-making, and vehicle control instructions provided by the CADS, a CADS subsystem, IRIS, an RIU, an IRT, and/or roadside infrastructure.