18222833. COMPUTATION DEVICE, QUANTUM STATE GENERATION DEVICE, COMPUTATION METHOD, QUANTUM STATE GENERATION METHOD, AND PROGRAM simplified abstract (NEC Corporation)

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COMPUTATION DEVICE, QUANTUM STATE GENERATION DEVICE, COMPUTATION METHOD, QUANTUM STATE GENERATION METHOD, AND PROGRAM

Organization Name

NEC Corporation

Inventor(s)

Yuki Susa of Tokyo (JP)

Aiko Yamaguchi of Tokyo (JP)

COMPUTATION DEVICE, QUANTUM STATE GENERATION DEVICE, COMPUTATION METHOD, QUANTUM STATE GENERATION METHOD, AND PROGRAM - A simplified explanation of the abstract

This abstract first appeared for US patent application 18222833 titled 'COMPUTATION DEVICE, QUANTUM STATE GENERATION DEVICE, COMPUTATION METHOD, QUANTUM STATE GENERATION METHOD, AND PROGRAM

Simplified Explanation

The patent application describes a computation device that controls an oscillator to perform parametric oscillation. The intensity of a pump signal input to the oscillator increases and then decreases over time, while the detuning between the resonance frequency of the oscillator and its oscillation frequency also increases and then decreases. The computation device generates a quantum state of the oscillator based on a plan and performs computation using this quantum state.

  • The computation device controls an oscillator to perform parametric oscillation.
  • The intensity of the pump signal input to the oscillator increases and then decreases over time.
  • The detuning between the resonance frequency of the oscillator and its oscillation frequency also increases and then decreases.
  • The computation device generates a quantum state of the oscillator based on a plan.
  • Computation is performed using the generated quantum state.

Potential Applications:

  • Quantum computing: The generated quantum state can be used for performing quantum computations.
  • Quantum simulation: The oscillator can be used to simulate quantum systems and phenomena.
  • Quantum communication: The generated quantum state can be used for secure communication protocols.

Problems Solved:

  • Improved control of parametric oscillation: The computation device provides precise control over the intensity of the pump signal and the detuning, allowing for more efficient and accurate parametric oscillation.
  • Quantum state generation: The computation device generates a quantum state of the oscillator, which can be used for various quantum computing and simulation tasks.

Benefits:

  • Enhanced quantum computation: The precise control over the oscillator allows for improved quantum computation performance.
  • Versatile quantum simulation: The oscillator can simulate a wide range of quantum systems and phenomena, enabling research and development in various fields.
  • Secure quantum communication: The generated quantum state can be utilized for secure communication protocols, enhancing data privacy and encryption.


Original Abstract Submitted

A computation device generates a plan that controls an oscillator configured to perform parametric oscillation such that an intensity of a pump signal that is input to the oscillator increases from a first value according to an elapsed time and then decreases to a second value, and a magnitude of a detuning between a resonance frequency of the oscillator and an oscillation frequency of the oscillator increases from a third value according to the elapsed time and then decreases to a fourth value. The computation device generates a quantum state of the oscillator by controlling the oscillator based on the plan. The computation device performs computation using the generated quantum state.