Output circuit arrangement integrated in an integrated electric circuit for supplying an output signal determined by user selectable parameters
First Claim
Patent Images
1. An integrated circuit comprisingan electronic output circuit, said electronic output circuitadapted to output electric signals, andhaving a signal-level range based on user input parameters, wherein said output signals include at least one of current values and voltage values and further including:
- an output signal line, said output signal line adapted to carry said output signals;
a feedback circuit, said feedback circuit i) adapted to accept said output signals and a desired value of said output signals, and ii) adapted to stabilize said output signals with respect to said desired value; and
an evaluation circuit, said evaluation circuit i) adapted to accept at least said current values when said output values are voltages and at least said voltage values when said output values are currents, and ii) adapted to monitor said output signal line for line faults.
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Abstract
An output circuit in which both the signal type (i.e., current or voltage) as well as the signal level range (for example, 0 to 10 V, -10 V to +10 V) are based on user input parameters. The circuit is integrated in an application-specific integrated circuit (i.e., ASIC).
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Citations
36 Claims
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1. An integrated circuit comprising
an electronic output circuit, said electronic output circuit adapted to output electric signals, and having a signal-level range based on user input parameters, wherein said output signals include at least one of current values and voltage values and further including: -
an output signal line, said output signal line adapted to carry said output signals; a feedback circuit, said feedback circuit i) adapted to accept said output signals and a desired value of said output signals, and ii) adapted to stabilize said output signals with respect to said desired value; and an evaluation circuit, said evaluation circuit i) adapted to accept at least said current values when said output values are voltages and at least said voltage values when said output values are currents, and ii) adapted to monitor said output signal line for line faults. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12)
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13. An integrated circuit comprising:
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an electronic output circuit adapted to output electric signals and having means for adapting the electric signals to a signal-level range based on user input parameters, the electronic output circuit including a plurality of output stages from which the electric signals are output; and a digital-to-analog converter, said digital-to-analog converter being shared by said plurality of output stages and providing setpoint output signals to said plurality of output stages. - View Dependent Claims (14, 15, 16)
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17. An integrated circuit comprising:
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an electronic output circuit adapted to output electric signals and having means for adapting the electric signals to a signal-level range based on user input parameters, the electronic output circuit including a plurality of output stages from which the electric signals are output; and an external circuit element, said external circuit element allocated to one of said plurality of output stages, and adjusting the signal level range of said output signals. - View Dependent Claims (18)
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19. An integrated circuit comprising:
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an electronic output circuit adapted to output electric signals and having means for adapting the electric signals to a signal-level range based on user input parameters, the electronic output circuit including a plurality of output stages from which the electric signals are output; and a logic unit, said logic unit triggering said plurality of output stages, monitoring said plurality of output stages, and adapted for communication with a higher order supervisory processing unit.
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20. In an integrated circuit, a processor controllable output circuit for supplying an output signal determined by user selectable parameters including a signal type parameter and a signal range parameter comprising:
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an output stage, said output stage providing said output signal; and b) a logic unit, said logic unit, i) enabling said output stage, ii) monitoring the operation of said output stage, and iii) receiving from the processor, and storing, said user selectable parameters wherein said signal type parameter determines whether said output signal is a voltage signal or a current signal and wherein said signal range parameter determines the range of values of said output signal.
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21. In an integrated circuit, a processor controllable output circuit for supplying output signals determined by user selectable parameters including a signal type parameters and a signal range parameters comprising:
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a) a plurality of output stages, said output stages providing said output signals; b) a digital-to-analog converter, said digital-to-analog converter converting a digital signal based on said user selectable parameters to an analog signal; c) a demultiplexer, said demultiplexer allocating said digital-to-analog converter to said plurality of output stages in a time division manner; and d) a logic unit, said logic unit, i) selectively enabling particular ones of said plurality of output stages, ii) monitoring the operation of said plurality of output stages, iii) receiving from the processor, and storing, said user selectable parameters, iv) providing said digital signal to, and controlling, said digital-to-analog converter, and v) controlling said demultiplexer, wherein said signal type parameters determine whether said output signals are voltage signals or current signals. - View Dependent Claims (22, 23, 24, 25, 26, 27, 28)
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29. An integrated electronic output circuit for outputting electric signals, said electronic output circuit including:
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i) means for operating the output circuit as one of a voltage-output circuit and a current output circuit based on a specified parameter indicating a type of signal;
ii) means for feeding back one of a voltage value of the outputted electric signals and a current value of the outputted electric signals; andiii) means for stabilizing the outputted electric signals based on a value representing an intended electric signal to be outputted supplied to said means for feeding back. - View Dependent Claims (30, 31)
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32. An integrated circuit comprising:
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i) an electronic output circuit for outputting electric signals; ii) means for operating said electronic output circuit as one of a voltage output circuit and a current output circuit based on a user specified parameter indicating a signal type; iii) means for feeding back one of a current value and a voltage value of the outputted electric signals; and iii) means for stabilizing the outputted electric signals based on a value representing an intended electric signal to be outputted supplied to said means for feeding back. - View Dependent Claims (33, 34, 35, 36)
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Specification