System and method for providing a compatible signal to a medical device
First Claim
1. An interface system for delivering an output signal in response to a first medical-device input signal and a second medical-device input signal, said interface system comprising:
- medical-device interface that connects to a medical device;
a signal input for receiving said first medical-device signal and said second medical-device signal, said first medical-device signal and said second medical-device signal being received via said medical-device interface, said first medical-device signal and said second medical-device signal each having a different marking voltage characteristic,a detector circuit configured to receive said first medical-device signal and said second medical-device signal from said signal input, said detector circuit detecting whether said first medical-device signal or said second medical-device signal is received by determining a charge corresponding to said marking voltage characteristic of said first medical-device signal or said second medical-device signal, said charge indicating whether said first medical-device signal or said second medical-device signal is received at said signal input;
a translator circuit that translates either said first signal or said second signal into said output signal; and
a digital-signal-processor interface that connects to a digital signal processor, the output signal being sent to said digital signal processor via the digital-signal-processor interface,wherein said detector circuit comprises a rectifier-capacitor circuit or a resistor-capacitor circuit.
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Accused Products
Abstract
An interface system delivers an output signal having a first signal characteristic in response to first and second input signals having the first signal characteristic and a second, different signal characteristic. The interface system includes a signal input for receiving a first signal having a first signal characteristic and a second signal having a second signal characteristic which is different from the first signal characteristic, a detector circuit for detecting whether the signal at the input is the first signal or the second signal, and a translator circuit for translating either of the first signal or the second signal into the output signal.
19 Citations
18 Claims
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1. An interface system for delivering an output signal in response to a first medical-device input signal and a second medical-device input signal, said interface system comprising:
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medical-device interface that connects to a medical device; a signal input for receiving said first medical-device signal and said second medical-device signal, said first medical-device signal and said second medical-device signal being received via said medical-device interface, said first medical-device signal and said second medical-device signal each having a different marking voltage characteristic, a detector circuit configured to receive said first medical-device signal and said second medical-device signal from said signal input, said detector circuit detecting whether said first medical-device signal or said second medical-device signal is received by determining a charge corresponding to said marking voltage characteristic of said first medical-device signal or said second medical-device signal, said charge indicating whether said first medical-device signal or said second medical-device signal is received at said signal input; a translator circuit that translates either said first signal or said second signal into said output signal; and a digital-signal-processor interface that connects to a digital signal processor, the output signal being sent to said digital signal processor via the digital-signal-processor interface, wherein said detector circuit comprises a rectifier-capacitor circuit or a resistor-capacitor circuit. - View Dependent Claims (2)
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3. An interface method for delivering an output signal in response to a first medical-device input signal and a second medical-device input signal, said method comprising:
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connecting a medical device to a shared medical-device connector, said shared medical-device connector providing an input for a first medical-device signal having a first signal characteristic and a second medical-device signal having a second signal characteristic, said second signal characteristic being different from said first signal characteristic; receiving, at said shared medical-device connector, said first medical-device signal or said second medical-device signal; determining, with a detector circuit, whether said first medical-device signal or said second medical-device signal is received at said shared medical-device connector; translating either said first signal or said second signal into said output signal; and sending said output signal to a digital signal processor, wherein said detecting includes recognizing a marking voltage characteristic of each of said first signal and said second signal, and said detecting uses a rectifier-capacitor circuit or a resistor-capacitor circuit. - View Dependent Claims (4, 5, 6)
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7. An interface system for delivering an output signal in response to a first medical-device input signal and a second medical-device input signal, said system comprising:
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means for connecting a medical device to a shared medical-device connector, said shared medical-device connector providing an input for a first medical-device signal having a first signal characteristic and a second medical-device signal having a second signal characteristic, said second signal characteristic being different from said first signal characteristic; means for receiving, at said shared medical-device connector, said first medical-device signal or said second medical-device signal; means for determining, with a detector circuit, whether said first medical-device signal or said second medical-device signal is received at said shared medical-device connector; means for translating either said first signal or said second signal into said output signal; and means for sending said output signal to a digital signal processor, wherein said means for detecting includes means for recognizing a marking voltage characteristic of each of said first signal and said second signal, wherein said means for detecting uses a rectifier-capacitor circuit or a resistor-capacitor circuit. - View Dependent Claims (8, 9, 10)
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11. An interface system for delivering an output signal in response to a first medical-device input signal and a second medical-device input signal, said interface system comprising:
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medical-device interface that connects to a medical device; a signal input for receiving said first medical-device signal and said second medical-device signal, said first medical-device signal and said second medical-device signal being received via said medical-device interface, said first medical-device signal and said second medical-device signal each having a different marking voltage characteristic, a detector circuit configured to receive said first medical-device signal and said second medical-device signal from said signal input, said detector circuit detecting whether said first medical-device signal or said second medical-device signal is received by determining a charge corresponding to said marking voltage characteristic of said first medical-device signal or said second medical-device signal, said charge indicating whether said first medical-device signal or said second medical-device signal is received at said signal input; a translator circuit that translates either said first signal or said second signal into said output signal; a digital-signal-processor interface that connects to a digital signal processor, the output signal being sent to said digital signal processor via the digital-signal-processor interface, wherein the detector circuit comprises; a capacitor that receives said charge corresponding to said marking voltage characteristic of said first medical-device signal or said second medical-device signal; and a comparator that determines said charge. - View Dependent Claims (12, 13)
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14. A medical interface system, comprising:
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a medical device providing a first medical-device signal having a first signal characteristic or a second medical-device signal having a second signal characteristic, said second signal characteristic being different from said first signal characteristic; a digital signal processor; and an interface device coupling said medical device to said digital signal processor, said interface device comprising; a shared medical-device connector connected to said medical device and receiving, from said medical device, said first medical-device signal or said second medical-device signal, said shared medical-device connector providing an input for said first medical-device signal and said second medical-device signal; a detector circuit that detects whether said first signal or said second signal is received at said shared medical-device connector; a translator circuit that translates said first signal or said second signal into said output signal; and a digital-signal-processor interface connected to said digital signal processor and sending said output signal to said digital signal processor, wherein said first medical-device signal and said second medical-device signal each have a different marking voltage characteristic, and said detector circuit includes a capacitor that receives a charge corresponding to said marking voltage characteristic of said first medical-device signal or said second medical-device signal, and a comparator that determines said charge, said charge indicating whether said first signal or said second signal is received at said signal input. - View Dependent Claims (15, 16, 17, 18)
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Specification