Method and device for connecting sensors or actuators to a bus system
First Claim
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1. A method for connecting at least one sensor or actuator to a time-controlled bus system, the method comprising:
- connecting the at least one sensor or actuator to perform a signal processing in at least two consecutive phases, the signal processing in a first phase being performed at a higher speed than in a second phase, wherein a result of the first phase is processed in the second phase; and
providing that the at least one sensor or actuator is synchronized to an external time, the time being external to the sensor or actuator, of the time-controlled bus system in at least one of the phases,synchronizing the sensor or actuator in at least one of the phases with a time which is external to the sensor or actuator, wherein the time is at least one of a global time or a cycle time of the time controlled bus system;
wherein synchronization occurs by at least one of;
retrieving time information representing the time which is external to the sensor from register areas of a bus coupling unit; and
inputting via an input path, time information being derived from the time which is external to the sensor and transmitted onto the input path,wherein an angular phase rotation occurs during transition from the first phase to the second phase, wherein at least one of the first signal processing phase and the second phase of the signal processing is synchronized to the external time of the time-controlled bus system, and wherein the time-controlled bus system is a time controlled bus system.
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Abstract
A method for connecting at least one sensor or actuator to a time-controlled bus system, the sensor or actuator carrying out a signal processing in at least two phases, the signal processing in a first phase taking place at a higher speed than in a second phase, the sensor or actuator being synchronized to a time, which is external to the sensor, of the time-controlled bus system in at least one of the phases.
27 Citations
12 Claims
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1. A method for connecting at least one sensor or actuator to a time-controlled bus system, the method comprising:
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connecting the at least one sensor or actuator to perform a signal processing in at least two consecutive phases, the signal processing in a first phase being performed at a higher speed than in a second phase, wherein a result of the first phase is processed in the second phase; and providing that the at least one sensor or actuator is synchronized to an external time, the time being external to the sensor or actuator, of the time-controlled bus system in at least one of the phases, synchronizing the sensor or actuator in at least one of the phases with a time which is external to the sensor or actuator, wherein the time is at least one of a global time or a cycle time of the time controlled bus system; wherein synchronization occurs by at least one of; retrieving time information representing the time which is external to the sensor from register areas of a bus coupling unit; and inputting via an input path, time information being derived from the time which is external to the sensor and transmitted onto the input path, wherein an angular phase rotation occurs during transition from the first phase to the second phase, wherein at least one of the first signal processing phase and the second phase of the signal processing is synchronized to the external time of the time-controlled bus system, and wherein the time-controlled bus system is a time controlled bus system. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9)
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10. A device for connecting at least one sensor or actuator to a time-controlled bus system, the device comprising:
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a synchronizing arrangement to synchronize the at least one sensor or actuator to an external time of the time-controlled bus system in at least one of a first phase and a second phase, wherein the at least one sensor or actuator performs a signal processing in at least two consecutive phases, the signal processing in the first phase occurring at a higher speed than in the second phase, and wherein a result of the first phase is processed in the second phase, wherein the signal processing in the at least one sensor or actuator is triggered externally, wherein the sensor or actuator synchronizes in at least one of the phases with a time which is external to the sensor or actuator, wherein the time is at least one of a global time or a cycle time of the time controlled bus system, and wherein synchronization occurs by at least one of (i) retrieving time information representing the time which is external to the sensor from register areas of a bus coupling unit, and (ii) inputting via an input path, time information being derived from the time which is external to the sensor and transmitted onto the input path, and wherein an angular phase rotation occurs during transition from the first phase to the second phase, wherein at least one of the first signal processing phase and the second phase of the signal processing is synchronized to the external time of the time-controlled bus system, and wherein the time-controlled bus system is a time-controlled bus system.
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11. A sensor for connecting to a time-controlled bus system, comprising:
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a sensor arrangement to perform signal processing in at least two consecutive phases, the signal processing in a first phase occurring at a higher speed than in a second phase, wherein a result of the first phase is processed in the second phase; and a synchronizing arrangement to synchronize the sensor to an external time of the time-controlled bus system in at least one of the at least two phases, wherein the signal processing in the sensor arrangement is triggered externally, wherein the sensor synchronizes in at least one of the phases with a time which is external to the sensor, wherein the time is at least one of a global time or a cycle time of the time controlled bus system, and wherein synchronization occurs by at least one of; retrieving time information representing the time which is external to the sensor from register areas of a bus coupling unit; and inputting via an input path, time information being derived from the time which is external to the sensor and transmitted onto the input path, and wherein an annular phase rotation occurs during transition from the first phase to the second phase, wherein at least one of the first signal processing phase and the second phase of the signal processing is synchronized to the external time of the time-controlled bus system, and wherein the time-controlled bus system is a time-controlled bus system.
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12. An actuator for connecting to a time-controlled bus system, comprising:
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an actuator arrangement to perform signal processing in at least two consecutive phases, the signal processing in a first phase occurring at a higher speed than in a second phase, wherein a result of the first phase is processed in the second phase; and a synchronizing arrangement to synchronize the actuator to an external time of the time-controlled bus system in at least one of the at least two phases, wherein the signal processing in the actuator arrangement is triggered externally, wherein the actuator synchronizes in at least one of the phases with a time which is external to the actuator, wherein the time is at least one of a global time or a cycle time of the time controlled bus system, and wherein synchronization occurs by at least one of; retrieving time information representing the time which is external to the sensor from register areas of a bus coupling unit; and inputting via an input path, time information being derived from the time which is external to the sensor and transmitted onto the input path, and wherein an angular phase rotation occurs during transition from the first phase to the second phase, wherein at least one of the first signal processing phase and the second phase of the signal processing is synchronized to the external time of the time-controlled bus system, and wherein the time-controlled bus system is a time-controlled bus system.
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Specification