Micro-electromechanical switch protection in series parallel topology
First Claim
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1. A device comprising:
- a plurality of micro-electromechanical system switch sets coupled in series at common points, each switch set comprising a plurality of switches coupled in parallel between a first common point and a second common point;
a control circuit coupled to the plurality of switch sets and configured to control opening and closing of the switches; and
one or more intermediate diodes coupled between the control circuit and a common point between each respective pair of the plurality of switch sets.
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Abstract
An electrical switching device is presented. The electrical switching device includes multiple switch sets coupled in series. Each of the switch sets includes multiple switches coupled in parallel. A control circuit is coupled to the multiple switch sets and configured to control opening and closing of the switches. One or more intermediate diodes are coupled between the control circuit and each point between a respective pair of switch sets.
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Citations
23 Claims
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1. A device comprising:
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a plurality of micro-electromechanical system switch sets coupled in series at common points, each switch set comprising a plurality of switches coupled in parallel between a first common point and a second common point; a control circuit coupled to the plurality of switch sets and configured to control opening and closing of the switches; and one or more intermediate diodes coupled between the control circuit and a common point between each respective pair of the plurality of switch sets. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13)
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14. A system comprising:
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a switching circuitry comprising a micro-electromechanical system switch configured to switch the system from a first switching state to a second switching state; a voltage draining circuitry coupled to the switching circuitry, wherein the voltage draining circuitry comprises at least one pair of diodes and is configured to drain a voltage at contacts of the switching circuitry, wherein the at least one pair of diodes comprises at least one of a line-side diode, a load-side diode, or an intermediate diode comprising a lower rating than the line-side diode or the load-side diode; and a control circuitry coupled to the voltage draining circuitry, wherein the control circuitry is configured to supply a pulse signal, and wherein the pulse signal is applied to the voltage draining circuitry to initiate an operation of the switching circuitry. - View Dependent Claims (15, 16, 17, 18)
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19. A method comprising:
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triggering a current pulse into at least one pair of diodes via a control circuit, wherein the at least one pair of diodes are coupled between a plurality of micro-electromechanical system switch sets coupled in series at common points and the control circuit, and wherein each switch set comprises a plurality of switches coupled in parallel between a first common point and a second common point and the at least one pair of diodes are coupled between a common point and the control unit; biasing the at least one pair of diodes based upon the triggering; and discharging a voltage across the plurality of switch sets via biasing of the at least one pair of diodes. - View Dependent Claims (20, 21, 22, 23)
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Specification