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US 12,763,772 B2Granted
High voltage to low voltage level shifter utilizing thin-oxide devices
AssigneeQUALCOMM Incorproated
InventorsMohammad Wasim Sayed, Pradeep Kumar Sana, Rakesh Kumar Sinha
Life of this patent
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Abstract
An apparatus, including: an input node to receive a signal at a pre-defined voltage; an output node; and a plurality of thin-oxide Metal Oxide-Semiconductor Field Effect Transistors (MOSFETs) coupled to the input node and to the output node, the plurality of thin-oxide MOSFETs configured to form a regenerative feedback loop to reduce the signal at the pre-defined voltage to a lower level voltage, wherein the signal at the lower level voltage is outputted through the output node.
Claims19
An apparatus, comprising:
- an input node to receive a signal at a pre-defined voltage;
- an output node;
- and
- a plurality of thin-oxide Metal Oxide-Semiconductor Field Effect Transistors (MOSFETs) coupled to the input node and to the output node, the plurality of thin-oxide MOSFETs configured to form a regenerative feedback loop to reduce the signal at the pre-defined voltage to a lower level voltage, wherein the signal at the lower level voltage is outputted through the output node,
- wherein the plurality of thin-oxide MOSFEts (Ms) comprises a first input thin-oxide M, and wherein a drain of the first input thin-oxide M is directly coupled to the input node.
2 more elements
A method, comprising:
- receiving a signal at a pre-defined voltage at an input node;
- and
- operating a plurality of thin-oxide Metal Oxide-Semiconductor Field Effect Transistors (MOSFETs) coupled to the input node and to an output node to create a lower level voltage signal outputted through the output node, wherein, the plurality of thin-oxide MOSFETs are configured to form a regenerative feedback loop to reduce the signal at the pre-defined voltage to a lower level voltage, wherein the signal at the lower level voltage is outputted through the output node,
- wherein the plurality of thin-oxide MOSFETs (Ms) comprises a first input thin-oxide M, and wherein a drain of the first input thin-oxide M is directly coupled to the input node.
1 more element
An apparatus, comprising:
- means for receiving a signal at a pre-defined voltage at an input node;
- and
- means for configuring a plurality of thin-oxide Metal Oxide-Semiconductor Field Effect Transistors (MOSFETs) coupled to the input node and an output node to form a regenerative feedback loop to reduce the signal at the pre-defined voltage to a lower level voltage, wherein the signal at the lower level voltage is outputted through the output node,
- wherein the plurality of thin-oxide MOSFETs (Ms) comprises a first input thin-oxide M, and wherein a drain of the first input thin-oxide M is directly coupled to the input node.
1 more element
Dependencies are inferred from the claim text.