公开(公告)号：US10295331B2

公开(公告)日：2019-05-21

申请号：US15222020

申请日：2016-07-28

Applicant: SICK AG

Inventor： Magnus Albert ,  Markus Hammes ,  Jorg Sigmund

IPC: G01C3/08 ,  G01B11/14 ,  G01S7/481 ,  G01S17/10 ,  G01S17/48 ,  G01S17/87 ,  G01S17/89 ,  G01S7/00

Abstract: A method of monitoring a hazardous zone (2) and a safe optoelectronic distance sensor (1) for monitoring a hazardous zone (2) at a movable machine part (3) having a protected zone (4), wherein the safe distance sensor (1) is arranged at the movable machine part (3), wherein a tool (5) is arranged at the movable machine part (3), wherein a plurality of distance sensors (1) are arranged in a modular manner and wherein the protected zone (4) is adapted to the tool (5).

公开(公告)号：US10151837B2

公开(公告)日：2018-12-11

申请号：US14925322

申请日：2015-10-28

Applicant: SICK AG

Inventor： Jorg Sigmund ,  Markus Hammes

IPC: G01S17/89 ,  G01S7/481 ,  G01V8/20 ,  G01S7/486 ,  G02B3/00 ,  G02B5/20

Abstract: An optoelectronic sensor for the distance measurement of objects (2) in a monitored zone (4) using a time of flight method, having a light receiver (5) for receiving light from the monitored zone (4) and for outputting received signals (10), and having an evaluation unit (12) for determining the time of flight from the received signals (10), wherein the light receiver (5) is an image sensor (6) having a plurality of light reception elements (8) which are arranged in a planar manner in a matrix, wherein a first optical element (14) is arranged in front of at least one light reception element (8), with the first optical element (14) having a filter element (18) of a filter array (24), wherein at least respective first filter elements (20) and at least respective second filter elements (22) have different optical attenuations and/or the first optical element (14) has a lens (28) of a fly's eye optics (26), with the fly's eye optics (26) having a plurality of lenses (28), with a respective lens (28) being associated with at least one respective light reception element (8).