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公开(公告)号：US20200290205A1
公开(公告)日：2020-09-17
申请号：US16814258
申请日：2020-03-10
Applicant: SICK AG
Inventor： Markus HAMMES , Christoph HOFMANN
IPC: B25J9/16 , G05B19/042 , G05D1/02
Abstract: A safety system for safeguarding a machine is provided, said safety system having at least one safe sensor for producing safe data, wherein the safe sensor also produces non-safe data and/or a non-safe sensor for producing non-safe data is provided, wherein the safety system furthermore has a non-safe evaluation unit for processing the non-safe data and a safe evaluation unit that is configured to test the non-safe evaluation unit in that an evaluation result of the processing of the non-safe data is checked with reference to the safe data, The safe data have a lower accuracy and/or are more rarely available in comparison with the evaluation results.
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12.发明申请公开(公告)号：US20160299072A1
公开(公告)日：2016-10-13
申请号：US15092991
申请日：2016-04-07
Applicant: SICK AG
Inventor： Joachim KRAMER , Michael ENGLER , Markus HAMMES , Christoph J MEYER
CPC classification number: G01N21/59 , G01D5/30 , G01M11/00 , G01N2201/06113 , G01N2201/1053 , G01S7/4817 , G01S7/497 , G01S17/42 , G01S2007/4975
Abstract: An optoelectronic sensor (10) for detecting objects in a monitored zone (20) is provided which has the following: a front screen (38); a light transmitter (12) for transmitting a light beam (16); a movable deflection unit (18) for the periodic sampling of the monitored zone (20) by the light beam (16); a light receiver (26) for generating a received signal from the light beam (22) remitted by the objects; at least one test light transmitter (42); at least one test light transmitter (42), at least one test light receiver (44) and at least one test light reflector (48) which span a test light path (46a-b) through the front screen (38); and an evaluation unit (32) which is configured to acquire pieces of information on the objects in the monitored zone (20) from the received signal and to recognize an impaired light permeability of the front screen (38) from a test light signal which the test light receiver (44) generates from test light which is transmitted from the test light transmitter (42) and which is reflected at the test light reflector (48). In this respect, the test light reflector (48) is arranged such that it moves along with the deflection unit (18).
Abstract translation: 提供了一种用于检测被监视区域（20）中的物体的光电传感器（10），其具有以下内容：前屏幕（38）; 用于发射光束（16）的光发射器（12）; 用于通过所述光束（16）周期性地对所监视的区域（20）采样的可移动偏转单元（18）; 光接收器（26），用于从由所述物体导出的所述光束（22）产生接收信号; 至少一个测试光发射器（42）; 至少一个测试光发射器（42），至少一个测试光接收器（44）和穿过前屏幕（38）跨越测试光路径（46a-b）的至少一个测试光反射器（48）; 以及评估单元（32），被配置为从接收到的信号中获取所监视的区域（20）中的对象的信息，并且从测试光信号中识别出前屏幕（38）的受损透光度， 测试光接收器（44）从测试光发射器（42）发射并从测试光反射器（48）反射的测试光产生。 在这方面，测试光反射器（48）被布置成使其与偏转单元（18）一起移动。
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公开(公告)号：US20230314574A1
公开(公告)日：2023-10-05
申请号：US18193179
申请日：2023-03-30
Applicant: SICK AG
Inventor： Joachim KRÄMER , Markus HAMMES , Max BÖHME
IPC: G01S7/4865 , G01S17/42 , G01S7/481
CPC classification number: G01S7/4865 , G01S17/42 , G01S7/4817
Abstract: An optoelectronic scanner for detecting objects in a monitored zone is provided that has a light transmitter for transmitting at least one light beam, a movable deflection unit for the periodic scanning of the monitored zone by the at least one light beam, a light receiver for generating a received signal from the light beam remitted by the objects, and a control and evaluation unit that is configured to acquire information on the objects in the monitored zone from the received signal and to recognize dazzling of the light receiver and to switch into a dazzle state in the case of dazzle preventing safe detection. In this respect, first phases with dazzling and second phases without dazzle are recognized and a decision is made with reference to the distribution of the first phases and second phases whether dazzle prevents the safe detection.
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公开(公告)号：US20210235228A1
公开(公告)日：2021-07-29
申请号：US17143290
申请日：2021-01-07
Applicant: SICK AG
Inventor： Fabio BRUNNER , Markus HAMMES , Mathias AMS
Abstract: A safety system and a method for localizing at least one object having a control and evaluation unit have at least one radio location system. The radio location system has at least three arranged radio stations. Position data of the object can be determined by means of the radio location system and can be transmitted to the control and evaluation unit. At least three radio transponders are arranged at the object, each arranged spaced apart from one another and the three radio transponders form different points on a plane and unambiguously define the plane in space. The control and evaluation unit is configured to compare the position data of the radio transponders and to form checked position data of the object. The control and evaluation unit is configured to form orientation data of the object from the position data of the radio transponders.
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公开(公告)号：US20170030708A1
公开(公告)日：2017-02-02
申请号：US15222020
申请日：2016-07-28
Applicant: SICK AG
Inventor： Magnus ALBERT , Markus HAMMES , Jorg SIGMUND
CPC classification number: G01B11/14 , G01S7/003 , G01S7/4816 , G01S17/10 , G01S17/48 , G01S17/87 , G01S17/89
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).
Abstract translation: 一种用于在具有保护区域（4）的可移动机器部分（3）处监测危险区域（2）和安全光电距离传感器（1）的方法，用于监测危险区域（2），其中所述安全距离传感器（1） ）设置在可移动机器部分（3）处，其中工具（5）布置在可移动机器部分（3）处，其中多个距离传感器（1）以模块方式布置，并且其中保护区域 4）适于工具（5）。
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Patent Agency Ranking
公开(公告)号：US20160154105A1
公开(公告)日：2016-06-02
申请号：US14925322
申请日：2015-10-28
Applicant: SICK AG
Inventor： Jorg SIGMUND , Markus HAMMES
CPC classification number: G01S17/89 , G01S7/4816 , G01S7/4868 , G01V8/20 , G02B3/0056 , G02B5/201
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).
Abstract translation: 一种用于使用飞行时间方法对被监测区域（4）中的物体（2）进行距离测量的光电传感器，具有用于接收来自所监视区域（4）的光并用于输出接收信号（10）的光接收器（5） ），并且具有用于从接收信号（10）确定飞行时间的评估单元（12），其中所述光接收器（5）是具有多个光接收元件（8）的图像传感器（6），所述多个光接收元件 以平面方式布置在矩阵中，其中第一光学元件（14）布置在至少一个光接收元件（8）的前面，其中第一光学元件（14）具有过滤元件（18） 阵列（24），其中至少相应的第一滤光器元件（20）和至少相应的第二滤光器元件（22）具有不同的光衰减和/或第一光学元件（14）具有飞眼光学器件的透镜（28） （26），其中飞行眼睛光学器件（26）具有多个透镜（28），分别具有多个透镜（28） 透镜（28）与至少一个相应的光接收元件（8）相关联。
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17.发明申请Distance Measuring Sensor and Method for the Detection and Distance Determination of Objects 有权距离测量传感器和物体的检测和距离确定方法公开(公告)号：US20150204978A1
公开(公告)日：2015-07-23
申请号：US14593305
申请日：2015-01-09
Applicant: SICK AG
Inventor： Markus HAMMES , Martin MUNCHER
CPC classification number: G01S17/08 , G01S7/2923 , G01S7/4865 , G01S7/487 , G01S13/10 , G01S17/10
Abstract: A distance measuring sensor (10) for a detection and distance determination of objects (18) in a monitoring area, the sensor (10) having a transmitter (12) for transmitting transmission pulses, a receiver (20) for generating a reception signal from transmission pulses remitted from the monitoring area, an A/D converter (38) for digitizing the reception signal, and a control and evaluation unit (28, 30), which is configured to transmit a plurality of transmission pulses via the transmitter (12), to accumulate the respective reception signals generated by the receiver (20) in a histogram (110), and to determine, from the histogram (110), a reception point in time and thus a measurement value for the signal time of flight from the sensor (10) to the object (18), wherein the sensor (10) comprises a noise generator (40) configured to add a noise signal to the reception signal prior to its digitization in the A/D converter (38).
Abstract translation: 一种距离测量传感器（10），用于检测和距离确定监测区域中的物体（18），所述传感器（10）具有用于发送传输脉冲的发射器（12），用于从 从监视区域发送的发送脉冲，用于数字化接收信号的A / D转换器（38），以及控制和评估单元（28,30），被配置为经由发送器（12）发送多个发送脉冲， 在直方图（110）中累积由接收机（20）生成的各个接收信号，并且从直方图（110）中确定接收时间点，从而确定来自该直方图的信号时间的测量值 传感器（10）连接到对象（18），其中传感器（10）包括噪声发生器（40），其被配置为在A / D转换器（38）中数字化之前，将接收信号添加到接收信号。
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公开(公告)号：US20240061391A1
公开(公告)日：2024-02-22
申请号：US18235294
申请日：2023-08-17
Applicant: SICK AG
Inventor： Markus HAMMES , Nikolaus MAYER
IPC: G05B19/048
CPC classification number: G05B19/048
Abstract: A method using a safety system having at least one sensor system having at least one sensor in a first housing and at least one programmable controller in a second housing, wherein the sensor system has a first control and evaluation unit, with the first control and evaluation unit being configured to evaluate sensor data from the sensor of the sensor system and to form first result signals, wherein the programmable controller has a second control and evaluation unit, with the sensor system being configured to transfer sensor data to the second control and evaluation unit, with the second control and evaluation unit being configured to evaluate sensor data from the sensor of the sensor system and to form second result signals, and wherein a comparator unit is provided, with the comparator unit
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公开(公告)号：US20230081003A1
公开(公告)日：2023-03-16
申请号：US17879555
申请日：2022-08-02
Applicant: SICK AG
Inventor： Markus HAMMES , Nicolas LÖFFLER
Abstract: The invention relates to a sensor arrangement and to a method for safeguarding a monitored zone at a machine. The sensor arrangement comprises a camera continuously generating 3D images, a control and evaluation unit for the position detection of objects in the monitored zone and, in the case of a hazardous position, initiating a safety-directed response of the machine, with a buffer memory unit being provided for storing last recorded images and with a 3D reference map being prepared from the stored images when the safety-directed response was initiated, a voxel identification unit being provided for flagging those voxels in the current 3D image whose coordinates differ by a specified distance from those of the corresponding voxels of the reference map, a movement recognition unit being provided in which the voxels thus identified are examined as to whether they display position changes that are above a fixed threshold in the course of a fixed number of further current images, and independently thereof, a restart signal for the machine being able to be output at an output.
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公开(公告)号：US20220260720A1
公开(公告)日：2022-08-18
申请号：US17671380
申请日：2022-02-14
Applicant: SICK AG
Inventor： Markus HAMMES , Wolfram STREPP , Jörg SIGMUND
IPC: G01S17/894 , G01S17/32
Abstract: A camera is provided for detecting three-dimensional image data from a detection zone that has an illumination unit for transmitting transmitted light that is modulated at a first modulation frequency, an image sensor having a plurality of reception elements for generating a respective received signal, a plurality of demodulation units for demodulating the received signals at the first modulation frequency to acquire sampling values, a reference illumination unit for transmitting reference light that is modulated at the first modulation frequency and is guided to the image sensor within the camera, and a control and evaluation unit. In this respect, the control and evaluation unit is configured to distribute reference part measurements for a functional test over a plurality of distance measurements.
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