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US 12,592,667 B2Granted
Voltage-controlled oscillator
AssigneeSamsung Electronics Co., Ltd.
InventorsDongsoo Lee, Daehoon Kwon, Dongin Kim, Chunsuk Kim, Yiju Roh, Inhyeok Park
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Abstract
Disclosed are a voltage-controlled oscillator and an electronic device comprising same. A voltage-controlled oscillator according to an embodiment includes an LC tank and one or more GM cells connected to the LC tank. The LC tank includes a variable capacitor and a switched inductor connected in parallel to the variable capacitor. The GM cells include one or more decoupling capacitors inserted between the LC tank and one or more drain nodes of the GM cells.
Claims17
A voltage-controlled oscillator (VCO) comprising:
- an LC tank;
- and
- one or more GM cells connected to the LC tank,
- wherein the LC tank comprises:
- a variable capacitor;
- and
- a switched inductor connected in parallel to the variable capacitor, and
- wherein the one or more GM cells comprise:
- one or more decoupling capacitors inserted between the LC tank and one or more drain nodes of the GM cells;
- and
- wherein the LC tank is connected to one or more gate nodes of the GM cells.
8 more elements
An electronic device comprising:
- a memory;
- a voltage-controlled oscillator (VCO) configured to generate an oscillating VCO output signal;
- and
- a processor comprising processor circuitry configured to control an operation of the memory and the VCO,
- wherein the VCO comprises:
- an LC tank comprising a variable capacitor and a switched inductor connected in parallel to the variable capacitor;
- and
- one or more GM cells connected to the LC tank,
- wherein the GM cells comprise:
- one or more decoupling capacitors inserted between the LC tank and one or more drain nodes of the GM cells,
- wherein the LC tank is connected to one or more gate nodes of the GM cells.
8 more elements
Dependencies are inferred from the claim text.