Invention Grant
- Patent Title: Distance-measuring sensor and method for synchronizing measurement value generation and measurement value output
- Patent Title (中): 距离测量传感器和同步测量值生成和测量值输出的方法
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Application No.: US13778819Application Date: 2013-02-27
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Publication No.: US09243905B2Publication Date: 2016-01-26
- Inventor: Martin Marra , Reinhard Heizmann
- Applicant: SICK AG
- Applicant Address: DE Waldkirch
- Assignee: Sick AG
- Current Assignee: Sick AG
- Current Assignee Address: DE Waldkirch
- Agency: Nath, Goldberg & Meyer
- Agent Jerald L. Meyer; Rury L. Grisham
- Priority: DE102012101909 20120307
- Main IPC: G01C3/08
- IPC: G01C3/08 ; G01S17/10 ; G01S7/483 ; G01F23/284

Abstract:
A sensor (10) for determining a distance of an object (18), the sensor (10) transmitting a plurality of transmission pulses via a transmitter (12), accumulating reflected reception pulses (102) in a histogram (110), and determining therefrom a time of flight to the object (18). The sensor (10) has a control (24) for processing and outputting measurement values. Measuring unit (22) and control (24) are mutually connected to pass measurement values and to set a timing for the control (24) via a clocked synchronizing signal in that the control (24) executes a control cycle each time when receiving the synchronizing signal. An output rate of measurement values is programmable by the measuring unit (22) setting a smallest base clock and passing an updated measurement value to the control (24) after a multiple of the base clock corresponding to the programmed output rate.
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