Systems and methods for output control
AssigneeFairchild Semiconductor Corporation
InventorLei Huang
Life of this patent
Estimating the term…
Abstract
The present disclosure provides an output control circuit including a signal feedback circuit and an enable control circuit, wherein the signal feedback circuit is configured to compare an output voltage with a set output voltage threshold and to output a disable signal to an enable control circuit when the output voltage arrives at the set output voltage threshold, and wherein the enable control circuit is configured to stop an operation of a translation circuit, upon reception of the disable signal from the signal feedback circuit.
Claims41
An output control circuit, comprising:
- a signal feedback circuit;
- and
- an enable control circuit,
- wherein the signal feedback circuit is configured to detect an output voltage, to compare the output voltage with a set output voltage threshold, and to output a disable signal to the enable control circuit when the output voltage arrives at the set output voltage threshold, and
- wherein the enable control circuit is configured to stop an operation of a translation circuit, upon reception of the disable signal from the signal feedback circuit.
An output control method, comprising:
- detecting an output voltage when a translation circuit is operating;
- comparing the output voltage with an output voltage threshold;
- and
- outputting a disable signal to stop the operation of the translation circuit when the output voltage arrives at the set output voltage threshold.
A translation circuit, comprising:
- an input buffer;
- a high-strength-drive buffer;
- and
- an output control circuit,
- wherein the input buffer provides an input signal to the output control circuit, the output control circuit controls an output signal of the high-strength-drive buffer, and
- wherein the output control circuit comprises a signal feedback circuit, an enable control circuit and an edge detector, the edge detector is configured to trigger the signal feedback circuit and the enable control circuit upon detection of the input signal, the signal feedback circuit is configured to detect an output voltage, to compare the output voltage with a set output voltage threshold, and to output a disable signal to the enable control circuit when the output voltage arrives at the set output voltage threshold, and the enable control circuit is configured to stop an operation of a translation circuit, upon reception of the disable signal from the signal feedback circuit.
A bidirectional signal interface, comprising:
- two or more output control circuits,
- wherein each of the output control circuits comprises a signal feedback circuit and an enable control circuit,
- wherein the signal feedback circuit is configured to detect an output voltage, to compare the output voltage with a set output voltage threshold of a bidirectional signal interface translation circuit, and to output a disable signal to the enable control circuit when the output voltage arrives at the set output voltage threshold, and
- wherein the enable control circuit is configured to stop an operation of the translation circuit, upon reception of the disable signal from the signal feedback circuit.
An electronic apparatus, comprising:
- a bidirectional signal interface including two or more output control circuits,
- wherein each of the output control circuits comprises a signal feedback circuit and an enable control circuit,
- wherein the signal feedback circuit is configured to detect an output voltage, to compare the output voltage with a set output voltage threshold of a bidirectional signal interface translation circuit, and to output a disable signal to the enable control circuit when the output voltage arrives at the set output voltage threshold, and
- wherein the enable control circuit is configured to stop an operation of the translation circuit, upon reception of the disable signal from the signal feedback circuit.
Dependencies are inferred from the claim text.