Isolation system with analog communication across an isolation barrier
First Claim
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1. An isolation system with analog communication across an isolation barrier comprising:
- an isolation barrier circuit having at least one isolation element;
a digital to analog circuit having an analog output connected to the isolation barrier and an input for receiving an input digital signal to be communicated across the isolation barrier; and
an analog to digital circuit having an input coupled to the analog output of the isolation barrier circuit for providing a digital output signal.
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Abstract
An isolation system with analog communication across an isolation barrier includes an isolation barrier circuit having at least one isolation element; a digital to analog circuit having an analog output connected to the isolation barrier and an input for receiving an input digital signal to be communicated across the isolation barrier; and an analog to digital circuit having an input coupled to the analog output of the isolation barrier circuit for providing a digital output signal.
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Citations
24 Claims
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1. An isolation system with analog communication across an isolation barrier comprising:
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an isolation barrier circuit having at least one isolation element;
a digital to analog circuit having an analog output connected to the isolation barrier and an input for receiving an input digital signal to be communicated across the isolation barrier; and
an analog to digital circuit having an input coupled to the analog output of the isolation barrier circuit for providing a digital output signal. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20)
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21. A bi-directional isolation system with analog communication across an isolation barrier comprising:
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an isolation barrier circuit having at least one isolation element;
a first digital to analog circuit having an analog output coupled to a first side of the isolation barrier and an input for receiving an input digital signal to be communicated across the isolation barrier;
a first analog to digital circuit having an input coupled to the first side of the isolation barrier circuit;
a second digital to analog circuit having an analog output coupled to a second side of the isolation barrier and an input for receiving an input digital signal to be communicated across the isolation barrier; and
a second analog to digital circuit having an input coupled to the second side of the isolation barrier circuit. - View Dependent Claims (22, 23, 24)
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Specification