Teikyo University (20240273392). QUANTUM DEVICE, QUANTUM BIT READOUT DEVICE, AND ELECTRONIC CIRCUIT simplified abstract

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QUANTUM DEVICE, QUANTUM BIT READOUT DEVICE, AND ELECTRONIC CIRCUIT

Organization Name

Teikyo University

Inventor(s)

Tetsufumi Tanamoto of Tochigi (JP)

QUANTUM DEVICE, QUANTUM BIT READOUT DEVICE, AND ELECTRONIC CIRCUIT - A simplified explanation of the abstract

This abstract first appeared for US patent application 20240273392 titled 'QUANTUM DEVICE, QUANTUM BIT READOUT DEVICE, AND ELECTRONIC CIRCUIT

Simplified Explanation: The patent application describes a method to accurately determine the difference between the states of two quantum bits by comparing amplified signals from each quantum bit.

Key Features and Innovation:

  • Comparison of amplified signals from two quantum bits to determine differences in states.
  • Inverting input signals between two quantum circuits to improve accuracy of readout.
  • Use of a latch circuit to amplify and latch the states of the quantum bits.

Potential Applications: This technology could be applied in quantum computing, quantum communication, and quantum encryption systems.

Problems Solved: This technology addresses the challenge of accurately determining the state of quantum bits in a quantum device.

Benefits:

  • Improved accuracy in reading the state of quantum bits.
  • Enhanced performance of quantum circuits.
  • Potential for advancements in quantum computing and communication.

Commercial Applications: Potential commercial applications include quantum computing systems, quantum encryption technologies, and quantum communication devices.

Prior Art: Readers can explore prior research in quantum computing, quantum communication, and quantum information theory for related technologies.

Frequently Updated Research: Stay updated on advancements in quantum computing, quantum communication, and quantum information processing for relevant research.

Questions about Quantum Bit State Determination: 1. How does this technology improve the accuracy of reading quantum bit states? 2. What are the potential implications of accurately determining the states of quantum bits in quantum devices?


Original Abstract Submitted

a difference between a state of a first quantum bit and a state of a second quantum bit is accurately determined by comparing a signal obtained by amplifying a signal indicating the state of the first quantum bit with a signal obtained by amplifying a signal indicating the state of the second quantum bit, and specifically, an input signal inverted with respect to an input signal of a first quantum circuit is set to an input signal of a second quantum circuit such that an output of the first quantum circuit and an output of the second quantum circuit are inverted between logical values of 0 and 1 through a determination unit, so that an accuracy rate of readout of a state of a quantum bit is improved. a quantum device includes a first quantum circuit, a second quantum circuit, and a latch circuit connected to the first quantum circuit and the second quantum circuit, in which the latch circuit has a function of latching a state of a first quantum bit output from the first quantum circuit and amplifying a signal indicating the state of the first quantum bit, and a function of latching a state of a second quantum bit output from the second quantum circuit and amplifying a signal indicating the state of the second quantum bit.