#Baidu USA LLC

DYNAMIC SIGNAL TRANSFER CONFIGURATION FOR DRIVERLESS VEHICLE REMOTE MONITORING

A hardware unit of an ADV comprises an input port to directly receive data from one or more sensors perceiving a driving environment. The hardware unit is coupled with the one or more sensors to perfo…

DRIVE·Oct 24·1 min read

G01S7/003 Baidu USA LLC

CLOUD BASED SCANNING FOR DETECTION OF SENSORS MALFUNCTION FOR AUTONOMOUS VEHICLES

In one embodiment, a system obtains first point cloud data generated by a first scanner device of a first autonomous driving vehicle (ADV). The system applies one or more abnormality detection algorit…

DRIVE·Oct 24·1 min read

G01S7/497 Baidu USA LLC

DUAL PATH ETHERNET-BASED SENSOR DEVICE FAULT MONITORING

In an embodiment, an autonomous driving vehicle (ADV) processes a set of sensor data concurrently by both a first computing unit and a second computing unit, wherein the set of sensor data is generate…

DRIVE·Jul 11·1 min read

B60W60/001 Baidu USA LLC

SENSOR DATA TRANSFER WITH SELF ADAPTIVE CONFIGURATIONS FOR AUTONOMOUS DRIVING VEHICLE

A sensor system for an autonomous driving vehicle (ADV) includes a sensor interface coupled to a plurality of sensors, a host interface coupled to a host system of the ADV, and a self-adaptive sensor …

DRIVE·Jun 27·1 min read

B60W60/001 Baidu USA LLC

ACTIVATION OF PRIMARY AND SECONDARY BRAKE SYSTEMS FOR AUTONOMOUS VEHICLES

In one embodiment, a system determines activation parameters for an autonomous driving vehicle (ADV), where the activation parameters include historical usages of a primary brake system or a secondary…

DRIVE·Mar 28·1 min read

B60T7/12 Baidu USA LLC

BRAKING ACTIONS FOR FAILING CAN BUSES FOR AUTONOMOUS VEHICLES

In one embodiment, a system determines a signal fault at a communication bus of an autonomous driving vehicle (ADV). In response to determining the signal fault, the system sends a brake pre-charge co…

DRIVE·Mar 28·1 min read

B60T8/885 Baidu USA LLC

ELECTRICAL POWER CONSERVATION DURING BRAKING FOR AUTONOMOUS OR ASSISTED DRIVING VEHICLES

This disclosure provides systems and methods for electrical power conservation during braking for autonomous or assisted driving vehicles, such as when electrical currents are continuously supplied to…

DRIVE·Mar 28·1 min read

B60T8/172 Baidu USA LLC

TRAFFIC LIGHT DETECTION AND CLASSIFICATION FOR AUTONOMOUS DRIVING VEHICLES

A driving environment is perceived based on sensor data obtained from a plurality of sensors mounted on the ADV, including detecting a traffic light, where the plurality of sensors includes at least o…

DRIVE·Jan 18·2 min read

G06V20/584 Baidu USA LLC

SCENARIO-BASED TRAINING DATA WEIGHT TUNING FOR AUTONOMOUS DRIVING

According to various embodiments, the disclosure discloses systems, methods and media for formulating training datasets for learning-based components in an autonomous driving vehicle (ADV). In an embo…

DRIVE·Jan 4·1 min read

B60W60/00276 Baidu USA LLC

DISTRIBUTIONAL EXPERT DEMONSTRATIONS FOR AUTONOMOUS DRIVING

The present disclosure provides methods and techniques for evaluating and improving algorithms for autonomous driving planning and control (PNC), using one or more metrics (e.g., similarity scores) co…

DRIVE·Dec 21·1 min read

B60W60/001 Baidu USA LLC

DYNAMIC SCENARIO PARAMETERS FOR AN AUTONOMOUS DRIVING VEHICLE

According to some embodiments, systems, methods and media for dynamically generating scenario parameters for an autonomous driving vehicles (ADV) are described. In one embodiment, when an ADV enters a…

DRIVE·Dec 7·1 min read

B60W60/001 Baidu USA LLC

ENERGY STORAGE UNIT WITH INTEGRATED TWO-PHASE COOLING

Embodiments are disclosed of an energy storage unit. The unit includes a battery housing and a battery stack positioned in the battery housing. The battery stack includes N vertically stacked battery …

DRIVE·Sep 14·1 min read

H01M10/6568 Baidu USA LLC

IT COOLING ENCLOSURES FOR ENERGY STORAGE BACKUP SYSTEMS

An information technology (IT) enclosure includes an IT container having immersion coolant self-contained therein, one or more cooler trays and one or more dedicated battery spacings that are alternat…

DRIVE·Sep 14·1 min read

H05K7/20272 Baidu USA LLC

ENERGY STORAGE CELL PACKAGING AND SYSTEM WITH ACCELERATION DESIGN

A cooling system includes a container and a number of battery packaging modules submerged in a first coolant fluid contained in the container. The cooling system includes a supply channel and a return…

DRIVE·Aug 24·1 min read

H01M10/63 Baidu USA LLC

SAFETY GUARANTEED CONTROL WHEN PLANNING WITH UNCERTAINTY

According to some embodiments, described herein is a method and a system for guaranteeing safety at a control level of an ADV when at least a portion of a planned path generated by a planning module o…

DRIVE·Jun 29·1 min read

B60W60/0011 Baidu USA LLC

PLANNING UNDER PREDICTION WITH CONFIDENCE REGION FOR AN AUTONOMOUS DRIVING VEHICLE

An obstacle is detected based on sensor data obtained from a plurality of sensors of the ADV. A distribution of a plurality of positions of the obstacle at a point of time may be predicted. A range of…

DRIVE·Jun 29·1 min read

B60W60/0011 Baidu USA LLC

CONTROL AND PLANNING WITH LOCALIZATION UNCERTAINTY

Systems, methods, and media for factoring localization uncertainty of an ADV into its planning and control process to increase the safety of the ADV. The uncertainty of the localization can be caused …

DRIVE·Mar 2·1 min read

B60W30/09 Baidu USA LLC

OPEN SPACE PLANNER PROFILING TOOL FOR AUTONOMOUS VEHICLE

According to various embodiments, systems, methods, and media for evaluating an open space planner in an autonomous vehicle are disclosed. In one embodiment, an exemplary method includes receiving, at…

DRIVE·Feb 16·1 min read

B60W60/0025 Baidu USA LLC

WEIGHTED PLANNING TRAJECTORY PROFILING METHOD FOR AUTONOMOUS VEHICLE

In one embodiment, an exemplary method includes the operations of receiving, at a profiling application, a record file recorded by the ADV for a driving scenario in an area, and a high definition map …

DRIVE·Feb 9·1 min read

B60W60/0011 Baidu USA LLC

NAVIGATION ROUTE PLANNING METHOD FOR AUTONOMOUS VEHICLES

A starting point, a set of one or more way points, and a destination point of a route along which the ADV is to be driven are determined. All lane segments near the starting point, the set of way poin…

DRIVE·Sep 22·1 min read

B60W60/001 Baidu USA LLC

LATENCY COMPENSATION IN INERTIAL NAVIGATION SYSTEM

In one embodiment, a method for calculating a location of an autonomous driving vehicle includes receiving new global navigation satellite system (GNSS) data. The method further includes identifying a…

DRIVE·Sep 22·1 min read

G01S19/40 Baidu USA LLC

CURRENT DETECTION BASED RENEWABLE ENERGY SYSTEM FOR A DATA CENTER

The power supply system comprises an inter-system bus, one or more renewable energy systems and one or more second switches, where each second switch is coupled to one renewable energy system and to c…

DRIVE·Jul 28·2 min read

H02J3/32 Baidu USA LLC

DYNAMIC MODEL EVALUATION PACKAGE FOR AUTONOMOUS DRIVING VEHICLES

Disclosed are performance metrics for evaluating the accuracy of a dynamic model in predicting the trajectory of ADV when simulating the behavior of the ADV under the control commands. The performance…

DRIVE·Jul 21·2 min read

B60W60/0051 Baidu USA LLC

AUDIO-BASED TECHNIQUE TO SENSE AND DETECT THE ROAD CONDITION FOR AUTONOMOUS DRIVING VEHICLES

Sound signals are received by one or more microphones disposed at an ADV. The sound signals are analyzed to extract a feature of a road on which the ADV is driving. A road condition of the road is det…

DRIVE·Jul 14·1 min read

B60W40/068 Baidu USA LLC

EMERGENCY VEHICLE AUDIO AND VISUAL DETECTION POST FUSION

In one embodiment, an emergency vehicle detection system can be provided in the ADV travelling on a road to detect the presence of an emergency vehicle in a surrounding environment of the ADV using bo…

DRIVE·Jul 14·1 min read

B60W60/0027 Baidu USA LLC

IN-VEHICLE ACOUSTIC MONITORING SYSTEM FOR DRIVER AND PASSENGER

Sound signals that are not audible are generated by one or more speakers disposed in the vehicle. Reflected sound signals from a driver or a passenger of the vehicle that are not audible are received …

DRIVE·Jul 14·1 min read

B60K28/02 Baidu USA LLC

MODULAR CONTROL AND DISPATCH FOR POWERING DATA CENTERS

A power delivery system for data center. Servers are divided into server clusters, and each server cluster is served by multiple power source with multiple inputs from a power supply module. Each powe…

DRIVE·Jun 23·2 min read

H02J9/068 Baidu USA LLC

INFORMATION TECHNOLOGY (IT) POWER SYSTEM WITH A PHOTOVOLTAIC (PV) SYSTEM FOR A DATA CENTER

According to one embodiment, an Information Technology (IT) power system for a data center. The system includes a utility power source, an IT cluster that includes a several pieces of IT equipment. Th…

DRIVE·Jun 23·2 min read

G06F1/263 Baidu USA LLC

TRAJECTORY PLANNING WITH OBSTACLE AVOIDANCE FOR AUTONOMOUS DRIVING VEHICLES

A computer-implement method for operating an ADV is disclosed. A first trajectory for the ADV to drive along is planned. The ADV is to autonomously drive along the first trajectory. An obstacle in an …

DRIVE·May 19·2 min read

B60W60/0011 Baidu USA LLC

AUTOMATIC PARAMETER TUNING FRAMEWORK FOR CONTROLLERS USED IN AUTONOMOUS DRIVING VEHICLES

Systems and methods are disclosed for optimizing values of a set of tunable parameters of an autonomous driving vehicle (ADV). The controllers can be a linear quadratic regular, a “bicycle model,” a m…

DRIVE·Mar 31·2 min read

B60W60/0011 Baidu USA LLC

HYBRID PLANNING SYSTEM FOR AUTONOMOUS VEHICLES

In one embodiment, a system/method generates a driving trajectory for an autonomous driving vehicle (ADV). The system perceives an environment of an autonomous driving vehicle (ADV). The system determ…

DRIVE·Mar 17·1 min read

B60W60/0011 Baidu USA LLC

IMU FEEDBACK BASED HD MAP SPEED LIMIT ADJUSTMENT SYSTEM

In one embodiment, a set of dynamic vehicle parameters of an ADV associated with a road location are determined based on outputs of an IMU of the ADV measured when the ADV is traveling through the roa…

DRIVE·Mar 3·2 min read

B60W60/0015 Baidu USA LLC

ADAPTIVE FAN SPEED CONTROL FOR THERMAL MANAGEMENT OF A BATTERY

A method of controlling a fan speed for a battery unit includes determining power discharge and a current temperature of a battery unit and obtaining a relationship between fan speed for the battery u…

DRIVE·Mar 3·1 min read

H01M10/6563 Baidu USA LLC

LANE BOUNDARY AND VEHICLE SPEED BASED NUDGE DECISION

Lane configuration of a lane on which an ADV is driving and a current speed of the ADV are determined. A nudge space is determined based on the lane configuration, the current speed, and a vehicle wid…

DRIVE·Feb 10·1 min read

B60W60/0015 Baidu USA LLC

RANDOM SHIFT BASED PATH CENTERING SYSTEM FOR AUTONOMOUS VEHICLES

Embodiments of the present disclosures disclose a method and a system to generate a path planning trajectory with a random lateral shift for an autonomous driving vehicle (ADV). In one embodiment, a s…

DRIVE·Jan 13·1 min read

G05D1/0221 Baidu USA LLC

AIRFLOW MANAGEMENT METHOD USING CROSSFLOW FAN CONTROL

Systems and methods for managing airflow in a backup battery unit (BBU) rack are described in the disclosure. In one embodiment, a system includes a BBU rack with a number of BBU modules, the BBU rack…

DRIVE·Jan 13·2 min read

H01M10/667 Baidu USA LLC

ENHANCED BATTERY BACKUP UNIT BATTERY MANAGEMENT SYSTEM

Embodiments are disclosed of a battery management system (BMS). The BMS includes a pair of back-to-back transistors configured to selectively discharge battery cells of a battery pack; a high-side dri…

DRIVE·Jan 6·1 min read

G06F1/30 Baidu USA LLC

INTERLEAVED MULTIPHASE CONVERTER WITH COUPLED INDUCTOR AND ACTIVE CLAMP CIRCUIT

Embodiments are disclosed of a multiphase converter that includes a main switch circuit, an active clamp circuit, a voltage multiplier cell, and an output capacitor. The main switch circuit includes a…

DRIVE·Jan 6·2 min read

H02M3/33569 Baidu USA LLC

DIRTY MONOCULAR CAMERA DETECTION METHODS FOR AUTONOMOUS DRIVING VEHICLE

Systems and methods are disclosed for identifying a dirty camera in a monocular camera comprising n cameras. For each of one or more cycles, a dirty counter variable for each of the n cameras is set t…

DRIVE·Dec 30·2 min read

H04N5/2171 Baidu USA LLC

L4 AUTO-EMERGENCY LIGHT SYSTEM FOR FUTURE HARSH BRAKE

A planned trajectory is analyzed by an L4 emergency braking module, before the trajectory is navigated by the autonomous driving vehicle (ADV). An L4 emergency braking signal is generated in response …

DRIVE·Dec 30·1 min read

B60W60/0017 Baidu USA LLC