18176339. SEMICONDUCTOR INTEGRATED CIRCUIT, PHASE LOCKED LOOP (PLL) CIRCUIT, AND SYSTEM simplified abstract (Kioxia Corporation)
SEMICONDUCTOR INTEGRATED CIRCUIT, PHASE LOCKED LOOP (PLL) CIRCUIT, AND SYSTEM
Organization Name
Inventor(s)
Masatomo Eimitsu of Kawasaki Kanagawa (JP)
SEMICONDUCTOR INTEGRATED CIRCUIT, PHASE LOCKED LOOP (PLL) CIRCUIT, AND SYSTEM - A simplified explanation of the abstract
This abstract first appeared for US patent application 18176339 titled 'SEMICONDUCTOR INTEGRATED CIRCUIT, PHASE LOCKED LOOP (PLL) CIRCUIT, AND SYSTEM
Simplified Explanation
The patent application describes a semiconductor integrated circuit that includes an oscillation circuit and two current control circuits. The oscillation circuit consists of two series circuits of inverters, each with a different inverter. An oscillation signal is generated from the first series circuit. The first current control circuit regulates the current from a source into the first series circuit based on a synchronized signal. The second current control circuit controls the current from the second series circuit to a reference voltage node based on another synchronized signal.
- The patent application describes a semiconductor integrated circuit with an oscillation circuit and two current control circuits.
- The oscillation circuit consists of two series circuits of inverters, each with a different inverter.
- An oscillation signal is output from the first series circuit.
- The first current control circuit regulates the current from a source into the first series circuit based on a synchronized signal.
- The second current control circuit controls the current from the second series circuit to a reference voltage node based on another synchronized signal.
Potential Applications
This technology could be applied in various electronic devices and systems that require precise control of oscillation signals, such as:
- Communication systems
- Timing circuits
- Microprocessors
- Oscillators
Problems Solved
The patent application addresses the following problems:
- Precise control of current in oscillation circuits
- Synchronization of current control with clock signals
- Efficient utilization of current sources
Benefits
The technology described in the patent application offers several benefits:
- Improved accuracy and stability of oscillation signals
- Enhanced control over current flow in the circuit
- Efficient utilization of current sources
- Synchronization with clock signals for precise timing
Original Abstract Submitted
A semiconductor integrated circuit includes an oscillation circuit and first and second current control circuits. The oscillation circuit includes a first series circuit having inverters, including a first inverter, connected in series and a second series circuit having inverters, including a second inverter, connected in series. An oscillation signal is output from the first series circuit. The first current control circuit is connected between a current source and an output terminal of the first inverter and configured to control a current from the current source into the first series circuit in accordance with a first signal synchronized with a clock signal. The second current control circuit is connected between an output terminal of the second inverter and a reference voltage node and configured to control a current from the second series circuit to the reference voltage node in accordance with a second signal synchronized with the clock signal.
