G01S2013/93274

METHOD FOR DETECTING A TRAFFIC CONGESTION SITUATION IN A MOTOR VEHICLE

Method for detecting traffic congestion using a motor vehicle radar system, comprising multi-beam radar sensors (21-24) in the rear and front corners of the vehicle, the method comprising the steps of: dividing the radar sensors (Df_l, Df_r, Dr_l, Dr_r) into four angular sectors (Zfront, Zrear, Zleft, Zright) extending to the front, to the rear, to the right and to the left of the vehicle respectively, selecting for each angular sector, from the beams for which no target is detected, the (Dfront, Drear, Dleft, Dright) beam having the shortest reach distance, detecting the amplitude of reflected beams corresponding respectively to the selected beams, and—analysing the period during which the amplitude of the reflected beams is maintained relative to a predefined time threshold for each angular sector respectively, the method detecting a traffic congestion situation when the analysing step determines simultaneously for the four angular sectors that the period during which the amplitude of the reflected beams is maintained is greater than or equal to the predefined time threshold.

RADAR-BASED VEHICLE PERIMETER SECURITY AND CONTROL
20170369034 · 2017-12-28 ·

A method and system perform perimeter security and control of a vehicle. The system includes a radar system arranged in the vehicle, a maximum range of the radar system being less than 100 meters, and a communication unit to communicate with the radar system. The system also includes a control system of the vehicle to control the platform based on the radar system. The control system dynamically controls each door of the vehicle according to a location of the communication unit relative to the platform.

RADAR SYSTEM FOR GENERATING AN ON-DEMAND DISTRIBUTED APERTURE BY MECHANICAL ARTICULATION
20230204764 · 2023-06-29 ·

Methods and systems are provided for generating an on-demand distributed aperture by mechanical articulation. In some aspects, a process can include steps for determining a location of an autonomous vehicle, determining whether a maneuver requires long range detections or medium range detections based on the location of the autonomous vehicle, positioning at least two articulated radars based on the determining of whether the maneuver requires long range detections or medium range detections, and enabling a mode of resolution based on the positioning of the at least two articulated radars and by utilizing a static radar. Systems and machine-readable media are also provided.

CAMERA MONITOR SYSTEM INCLUDING INTEGRATED RANGE SENSOR
20230202395 · 2023-06-29 ·

A camera monitor system including a first mirror replacement assembly including a housing supporting a rear facing camera and a rear facing range sensor, a controller in communication with the mirror replacement assembly, the controller including a processor and a memory, the memory storing instructions for identifying at least one object in an image feed from the camera and determining an angular position of the object using image analysis, identifying a distance of the at least one object from the mirror replacement assembly using the range sensor; and fusing the distance and the angular position of the object into a single data set, and a display connected to the controller and configured to display a mirror replacement view including at least a portion of the image feed.

VEHICLE BODY STRUCTURE

A vehicle body structure includes a vehicle outer panel, a trim member, a mounting bracket and a radar device. The vehicle outer panel has an outboard surface. The trim member is installed to the outboard surface of the vehicle outer panel. The mounting bracket is installed to an inboard side of the trim member. The radar device is installed to the mounting bracket.

TRAILIER ESTIMATION AND BLIND SPOT INFORMATION SYSTEM PERFORMANCE IMPROVEMENT
20170363727 · 2017-12-21 ·

A blind-spot detection system includes an angle-detector, a radar-sensor, and a controller. The angle-sensor is used to determine a trailer-angle relative to a host-vehicle of a trailer being towed by the host-vehicle. The radar-sensor is used to detect an other-vehicle present in a blind-zone proximate to the host-vehicle. The controller is in communication with the angle-detector and the radar-sensor. The controller is configured to adjust a sensing-boundary that defines the blind-zone based on the trailer-angle.

TRAILER ESTIMATION IMPROVEMENT
20170363728 · 2017-12-21 ·

A trailer-detection system includes a radar-sensor, an angle-detector, and a controller. The radar-sensor is used to detect an other-vehicle present in a blind-zone proximate to the host-vehicle. The angle-detector is used to determine a trailer-angle relative to a host-vehicle of a trailer being towed by the host-vehicle. The controller is in communication with the angle-detector and the radar-sensor. The controller is configured to determine a trailer-presence of the trailer based on the radar-signal and the trailer-angle.

VEHICLE SENSING SYSTEM WITH 360 DEGREE NEAR RANGE SENSING
20170356994 · 2017-12-14 ·

A sensing system for a vehicle includes a first sensor at a forward portion of a side of the vehicle such that a principal axis of the first sensor's zone of sensing is rearward and sideward and at an angle relative to the body, and a second sensor at a rearward portion of the side of the vehicle such that a principal axis of the second sensor's zone of sensing is forward and sideward and at an angle relative to the body. Data sensed by the sensors when each sensor senses with at least two zones of sensing are communicated to a control, which determines the presence of one or more objects exterior the vehicle and within the zones of sensing of at least one of the sensors.

Phase coded linear frequency modulation for radar
09841498 · 2017-12-12 · ·

Disclosed herein are embodiments that relate to phase coded linear frequency modulation for a radar system. Embodiments include transmitting at least two signal pulses. The transmitting includes transmitting a first pulse with a first phase modulation and a first chip rate, and transmitting a second pulse with a second phase modulation and a second chip rate. The second chip rate may be different than the first chip rate. Embodiments also include receiving a signal that includes at least two reflection signals associated with reflection of the at least two transmitted signal pulses. Embodiments further include processing the received signal to determine target information. The processing includes filtering the received signal to time-align the at least two reflection signals. The filtering includes applying a frequency-dependent time delay to one or more of the at least two reflection signals. Additionally, embodiments include removing phase code modulations from the time-aligned reflection signals.

Driver assistance system and control method for the same
11682304 · 2023-06-20 · ·

Provided is a vehicle including: a camera provided on the vehicle to have an external view of the vehicle and acquiring image data; a radar provided in the vehicle to have an external sensing field of view of the vehicle and obtaining radar data; and a controller including at least one processor for processing image data acquired by the camera and radar data acquired by the radar, and wherein when an attempt to change the lane of the vehicle is detected, the controller may detect other vehicle on the side of the lane to be changed based on the radar data, determine whether a collision with the other vehicle is possible based on driving information received from the other vehicle through a communication module of the vehicle, and transmit a warning signal for controlling the warning system of the vehicle to the vehicle in case of a collision with the other vehicle is expected.