Robert Boschgmbh

Koninklijke Philips Corporation N.v.

Reiner Schnitzer

Tobias Hipp

Frank Fischer

Gael Pilard

Bernd Schmidtke

Andreas Eisele

Siegwart Bogatscher

Annemarie Holleczek

Fabian Henrici

Remigius Has

Axel Wenzler

Werner Schiemann

Berthold Elbracht

Christoph Delfs

Rene Adams

Niklas Dittrich

Florian Hartwich

Eberhard Boehl

Alexander Marc Van Der Lee

Heiko Ridderbusch

Hans-Jochen Schwarz

Armin Himmelstoss

Anton Pfefferseder

Ingo Herrmann

Jan Sparbert

Timo Lothspeich

Stefan Spiessberger

Klaus Stoppel

Oliver Wolst

Volker Blaschke

Oliver Krayl

Alf Neustadt

Gerhard Kottschlag

Thomas Maurer

Jochen Hellmig

Matthias Baier

Axel Buettner

Lutz Rauscher

Martin Wrede

Jeffrey Lee

Juergen Mallok

Ming Liu

Guenter Vogel

Soeren Krieger

Frank Huembert

Georg Mrusek

Gregor Tretter

Ingmar Schultz

Thomas Schwarzenberger

Thomas Strohm

Mario Lietz

Franziska Felicitas Fink

Jens Passoke

A LIDAR sensor for optically detecting a field of vision. The LIDAR sensor includes a transmitting unit including a laser pattern generation unit, the laser pattern generation unit being designed to generate an illumination pattern in the field of vision; a receiving unit including at least one detector unit for receiving secondary light which was reflected and/or scattered by an object in the field of vision; the at least one detector unit including a plurality of pixels, and at least some pixels in each case including a multitude of activatable single-photon avalanche diodes; at least one rotor unit rotatable about a rotation axis, the transmitting unit and the receiving unit being at least partially situated on rotor unit. The LIDAR sensor furthermore includes at least one linker, which is designed to link detection signals of at least two single-photon avalanche diodes of a pixel via a combinational logic.

Lidar sensor for optically detecting a field of vision, working device or vehicle including a lidar sensor, and method for optically detecting a field of vision

A multipulse LIDAR system, including: a transmitting device for generating a transmission laser beam from a temporal sequence of single laser pulses; a receiving device with a detection surface, including a subdetector system made up of multiple subdetectors, for receiving the transmission laser beam that is reflected/scattered on objects in an observation area, the receiving device imaging a sampling point on the detection surface in the form of a pixel; a scanning device generating a scanning movement for successive sampling of the observation area along multiple sampling points situated in succession, the scanning movement to image a pixel on the detection surface, in each case shifted along the subdetector system; and a control device for determining distance information of the sampling points based on propagation times of the particular single laser pulses, the control device grouping subdetectors to form a macropixel individually associated with the particular pixel, for shared evaluation.

Multi-pulse LIDAR system for multi-dimensional detection of objects

A method for scanning a scan angle, in which at least one electromagnetic beam is generated, the at least one electromagnetic beam is deflected along the scan angle, and the at least one electromagnetic beam, reflected at an object, is received and detected, wherein after at least one first electromagnetic beam, at least one second electromagnetic beam is generated and the second electromagnetic beam is generated with a lower energy than the first electromagnetic beam. A LIDAR device is also disclosed.

Method and device for scanning a solid angle

An operating method for a LIDAR system that is operable by pulse sequence encoding and designed with a SPAD-based detector element, in which a down time of the SPAD-based detector element is detected, and in the transmission mode of the LiDAR system, a minimum time interval of transmission pulses of primary light to be transmitted in direct chronological succession is dimensioned in such a way that the minimum time interval at least approximately corresponds to the down time.

Operating method and control unit for a LIDAR system, LIDAR system, and working device

A method for scanning solid angles is provided using at least two electromagnetic beams, at least one electromagnetic beam being generated that is subsequently deflected along a horizontal angle and/or along a vertical angle with the aid of a rotatable mirror; the solid angles being scanned using the at least one electromagnetic beam; and at least one reflected electromagnetic beam being received, after being reflected off an object, by a receiving optics that is pivotable along the horizontal angle synchronously with the mirror. Furthermore, a LIDAR device for carrying out the method is provided.

A method for detecting objects using a LIDAR system. The method includes emitting a first light beam scanning in a scanning direction in an emission direction at a first instant, allocating a first propagation time between the first transmission instant and a first receiving instant of a first reflection of the first light beam to the emission direction, emitting in the emission direction, an angle-resolved, further light beam scanning in the scanning direction and angularly offset from the first light beam, at a second transmission instant following the first emission instant, allocating a second propagation time between the second transmission instant and a second receiving instant of a second reflection of the second light beam to the emission direction, and evaluating hits using the propagation times allocated to the emission direction.

Method and device for detecting objects, and LIDAR system

A LIDAR sensor for detecting an object in the surroundings and a method of the LIDAR sensor includes a light source emitting electromagnetic radiation, a micromechanical deflection mirror deflecting the emitted electromagnetic radiation by at least one angle into the surroundings, and a mirror, which includes an aperture situated on a main beam axis of the light source, deflecting onto an optical receiver received electromagnetic radiation that has been reflected from the object.

LIDAR sensor for detecting an object

The invention relates to a monitoring device () of a LIDAR system (), including a detector () for detecting laser light and for generating a reference signal () from the laser light, and a control loop () for minimizing a difference between an amplitude of the reference signal () and an amplitude of an actuating signal () by varying the actuating signal ().

Monitoring device of a LIDAR system

A time-to-digital converter includes a self-calibrating, n-stage chain of a number n of gate delay elements connected in parallel and series between a clock signal line for supplying a clock signal and a stop signal line for supplying a stop signal; and a charge-pump and phase-detector unit for the feedback control of the gate delay elements, having a first input as a controlled-variable input, a second input as a reference-variable input, and an output as a correcting-variable output. The clock signal line is connected to the first input of the charge-pump and phase-detector unit, a push-pull line for supplying a push-pull signal is connected to the second input, and, for feedback, the gate delay elements are connected to the output of the charge-pump and phase-detector unit.

Time-to-digital converter, lidar system and device

A field-effect transistor system is provided that comprises a field-effect transistor having a back-gate terminal that can be adjusted by a back-gate voltage, a gate-source voltage and a drain-source voltage additionally being present at the field-effect transistor, and a drain current flowing through the field-effect transistor. In addition, the field-effect transistor system includes a control unit connected to the back-gate terminal, which unit is set up to set the drain current flowing through the field-effect transistor to a setpoint current via a controlling of the back-gate voltage at the back-gate terminal, the controlling of the back-gate voltage taking place as a function of at least the gate-source voltage. In addition, a method is provided for setting a drain current of a field-effect transistor.

Field-effect transistor arrangement and method for setting a drain current of a field-effect transistor

A LiDAR system and a method for ascertaining a system state of a LiDAR system, includes an optical source, a mirror, a partially transparent element, a detector array and an evaluation unit. The optical elements of the LiDAR system are arranged so that a component of the light beam is reflected by the partially transparent element onto the detector array. The evaluation unit is configured to receive a detector signal from the detector array, which describes a dimension, shape and/or position of the second component of the light beam projected on the detector array, and to ascertain from the detector signal a system state of the LiDAR system.

Lidar system and method for ascertaining a system state of a lidar system

A lidar sensor, especially for motor vehicles, having a light source, a movable deflection mirror for producing a scanning beam that sweeps across a monitored space by deflecting a light beam emitted by the light source, and having an optical receiver for detecting light reflected by an object hit by the scanning beam in the monitored space. The light source and the deflection mirror are adapted for using the deflected light beam to scan an array of micro-optical elements, each of which, in response to being impinged upon by this light beam, widens it into a divergent beam; and, configured at a distance from the array of micro-optical elements, is a light-concentrating element that transforms the divergent beam into a beam which forms the scanning beam and whose beam diameter is larger than that of the deflected beam.

Lidar sensor

A battery sensor data transmission unit is described as including a data transmission unit, which is designed to output a sensor signal, which represents a physical variable in or at the battery cell to an evaluation device, using a battery housing wall and/or a wall of a battery cell as the transmission medium.

Battery sensor data transmission unit and a method for transmitting battery sensor data

The invention relates to a method for processing at least one data packet () which comprises a first header () and a payload (), wherein the first header () is processed by a first mode and the payload () is processed by a second mode, wherein a number of processing steps () for carrying out the second mode is greater than a number of processing steps () for carrying out the first mode, the two modes being performed separately from one another.

Method for processing a data packet

A module for measuring an object located in a position finding zone; the module being configured for generating a primary beam; the module having a scanning mirror structure; the scanning mirror structure being controllable to allow the primary beam to execute a scanning movement within the position finding zone; the module being configured to allow a secondary signal to be detected when the secondary signal is produced in response to the interaction of the primary beam with the object in a deflection position of the scanning mirror structure; the module being configured to generate position finding information as a function of the deflection position of the scanning mirror structure; the module featuring a semiconductor laser component; the semiconductor laser component being configured for producing the primary beam and for detecting the secondary signal.

3D laser scanner

Growing community of inventors

Reutlingen, Germany

Reiner Schnitzer