Robert Boschgmbh

Stefan Spiessberger

Hans-Jochen Schwarz

Annemarie Holleczek

Klaus Stoppel

Nico Heussner

Mustafa Kamil

Tobias Peterseim

Mazyar Sabbar

Reiner Schnitzer

Annette Frederiksen

Remigius Has

Jan Sparbert

Frederik Ante

Siegwart Bogatscher

Stefanie Hartmann

Martin Kastner

Martin Roland Strohhaecker

Nicole Parusel

Ingmar Schultz

A device for determining a position of an object is provided. The device includes at least one first emitter configured to emit a first transmission light signal that travels from the device to the object, and at least one detector that is configured to detect a reception light signal that travels from the object to the detector. The detector includes at least one pixel matrix that includes at least one pixel. The device includes at least one passive polarization adaptation unit configured to control a polarization of the reception light signal as a function of an ambient light signal. A method for determining a position of at least one object with the aid of such a device is also described, in which the measuring-control element measures a first signal-to-noise ratio at a first measuring point in time, and a second signal-to-noise ratio at a second measuring point in time.

Device and method for determining a position of at least one object

A sensor device for detecting an object with the aid of light of at least one wavelength, including a transmitting unit for emitting light using at least one light source and a receiving unit for receiving light, the light emitted by the transmitting unit in the plane perpendicular to the transmit path having the form of a circumferential surface, which includes an inner area to which light is not applied, an optical element being situated in a shared part of the transmit and receive paths, in such a way that the cross-section surface of the optical element in the plane perpendicular to the transmit path essentially completely overlaps with its cross-section surface the inner area to which light is not applied.

Sensor apparatus for detecting an object

A LIDAR system includes a monolithic frequency-stabilized semiconductor laser having a linear thermal wavelength shift and a bandpass filter that is configured to effectuate a thermal wavelength shift that does not deviate from the linear thermal wavelength shift of the semiconductor laser by more than 40%, and a temperature stabilization of the semiconductor laser can be dispensed with by the use of the invention. The LIDAR system can be provided in a control system that includes a control unit that controls obstacle avoidance of a motor vehicle based on an obstacle distance determined by the LIDAR system.

Lidar system and control system for a motor vehicle

A coaxial LiDAR system having a reduced adjustment complexity and reduced installation space includes a transmitter unit designed to emit LiDAR radiation, a receiver unit designed to detect incident LiDAR radiation, and an optical system for imaging LiDAR radiation, the radiation emitted by the transmitter unit and the radiation from the optical system incident upon the receiver unit being transmitted in collinear form, the emitting surface of the transmitter unit being situated outside of the focus of the imaging optical system.

Coaxial LiDAR system

A transmitter unit for emitting radiation into the surrounding area, including at least one semiconductor laser, which has at least one first emitter possessing a first section and a second section; and at least one control unit for controlling the semiconductor laser. The control unit is configured to apply a first supply variable to the first section of the at least one emitter, and to apply a second supply variable differing from the first supply variable, to the second section of the at least one emitter.

Transmitter unit for emitting radiation into a surrounding area

A transmitting unit of a LIDAR device includes at least two radiation sources for generating and emitting punctiform or linear electromagnetic beams into a scanning range, at least one of the radiation sources including an operating temperature settable as a function of an emission angle of the electromagnetic beams generated by the at least one radiation source. The different operating temperatures can generate beams having angle-dependent emission wavelengths, which can result in an improvement of the signal-to-noise ratio of a LIDAR device.

Transmitting unit and lidar device using at least two radiation sources having at least one of a settable operating temperature and a settable emission wavelength to generate and emit punctiform or linear electromagnetic beams for scanning a scanning range

A micromechanical light deflection device, including a micromechanical light deflection unit and a transparent cover for the micromechanical light deflection unit, the transparent cover including at least one passive beam shaping unit for a light beam.

Micromechanical light deflection device

A LIDAR device for scanning a scanning angle, including at least one radiation source for generating at least one electromagnetic beam, including a rotatable mirror for deflecting the at least one electromagnetic beam along the scanning angle, including a receiving unit for receiving at least one incoming electromagnetic beam and for deflecting the at least one incoming electromagnetic beam to at least one detector, and including at least one filter, the at least one filter being adaptable to the at least one incoming electromagnetic beam. Moreover, a method for scanning a scanning angle with the aid of such a LIDAR device is described.

LIDAR device including a dynamic filter, and method

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

An optical assembly for a LiDAR system is described. The optical assembly includes receiver optics and transmitter optics, designed to include partially coaxial beam paths; a line light source having a line orientation, which is configured, in particular within the range of a field of view of the underlying LiDAR system; and a deflection unit in a transition region from a common coaxial region to a separate biaxial region of the beam paths of the receiver optics and of the transmitter optics for biaxially splitting off a detector-side portion of the beam path of the receiver optics. The deflection unit has a hole mirror having an elongated hole that has a greater extent in a direction of longitudinal extent and a lesser extent in a direction of transverse extent. The direction of longitudinal extent of the elongated hole is oriented orthogonally to the line orientation of the line light source.

Optical assembly for a lidar system, lidar system and working apparatus

A LIDAR device is described including a beam source for emitting electromagnetic radiation in an emission path, in which at least one holographic optical element is situated for diffracting the emitted electromagnetic radiation, and a detector for detecting incident electromagnetic radiation in a reception path, an optical bandpass filter being connected upstream from the detector. Depending on a wavelength of the emitted electromagnetic radiation, the holographic optical element effectuates a diffraction by at least one angle of reflection which is matched to the shift of the wavelength of the incident electromagnetic radiation with the aid of the bandpass filter.

Lidar device

A transmitter unit of a lidar device for a scanning system includes at least two radiation sources in the form of semiconductor lasers for generating and emitting electromagnetic beams in the form of a line in a scanning region, the at least two radiation sources being individual emitters directly interconnected mechanically and electrically.

Transmitter unit and lidar device for scanning a scanning region

A method for scanning a scan angle in which at least two beams are generated. The at least two beams are deflected along the scan angle, and the at least two incident beams reflected on an object are received and detected, the at least two beams being generated and detected in an offset manner with respect to one another. Furthermore, a LIDAR device for scanning a scan angle is also described.

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Weinstadt, Germany

Stefan Spiessberger