20240036089. METHOD AND APPARATUS FOR ADJUSTING QUBIT FREQUENCY, ELECTRONIC DEVICE AND READABLE STORAGE MEDIUM simplified abstract (Beijing Baidu Netcom Science Technology Co., Ltd.)

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METHOD AND APPARATUS FOR ADJUSTING QUBIT FREQUENCY, ELECTRONIC DEVICE AND READABLE STORAGE MEDIUM

Organization Name

Beijing Baidu Netcom Science Technology Co., Ltd.

Inventor(s)

Li Li of Beijing (CN)

Xueyi Guo of Beijing (CN)

METHOD AND APPARATUS FOR ADJUSTING QUBIT FREQUENCY, ELECTRONIC DEVICE AND READABLE STORAGE MEDIUM - A simplified explanation of the abstract

This abstract first appeared for US patent application 20240036089 titled 'METHOD AND APPARATUS FOR ADJUSTING QUBIT FREQUENCY, ELECTRONIC DEVICE AND READABLE STORAGE MEDIUM

Simplified Explanation

The present disclosure describes a method and apparatus for adjusting the frequency of qubits in a multi-bit quantum chip. It also includes an electronic device and a readable storage medium. The method involves determining the upper-limit and lower-limit setting parameters for at least two frequency-adjustable qubits based on a target frequency, an upper-limit frequency, a lower-limit frequency, and a fitting corresponding relationship. The rate of change of the frequency is determined by the rate of change of the setting parameter. Once the target setting parameter is set for each qubit, the parameter for another directly coupled qubit is adjusted to the upper-limit and lower-limit setting parameters. The actual frequency of the current qubit is then determined based on the current upper-limit and lower-limit frequencies.

  • The patent/application describes a method and apparatus for adjusting the frequency of qubits in a multi-bit quantum chip.
  • The method involves determining the upper-limit and lower-limit setting parameters for each qubit based on a target frequency and fitting corresponding relationship.
  • The rate of change of the frequency is determined by the rate of change of the setting parameter.
  • The actual frequency of the current qubit is determined based on the current upper-limit and lower-limit frequencies.

Potential applications of this technology:

  • Quantum computing: This technology can be applied in quantum computing systems to adjust the frequency of qubits, which is crucial for performing quantum operations and computations.
  • Quantum communication: The ability to adjust qubit frequencies can enhance the performance and reliability of quantum communication systems, enabling secure transmission of information.

Problems solved by this technology:

  • Frequency adjustment: The technology solves the problem of adjusting the frequency of qubits in a multi-bit quantum chip, which is necessary for maintaining the stability and accuracy of quantum operations.
  • Coupling adjustment: The technology also solves the problem of adjusting the coupling between qubits, ensuring proper interaction and synchronization between qubits in a quantum system.

Benefits of this technology:

  • Improved quantum performance: By accurately adjusting the qubit frequencies, this technology can enhance the performance and efficiency of quantum computing and communication systems.
  • Increased stability: The ability to set upper-limit and lower-limit parameters for qubit frequencies helps maintain stability and minimize errors in quantum operations.
  • Flexibility: The method allows for individual adjustment of qubit frequencies, providing flexibility in designing and optimizing quantum systems.


Original Abstract Submitted

the present disclosure provides a method and apparatus for adjusting a qubit frequency, an electronic device and a readable storage medium. for at least two frequency-adjustable qubits in a multi-bit quantum chip, a corresponding upper-limit/lower-limit setting parameter is determined through an upper-limit frequency and a lower-limit frequency centered by a target frequency and in combination with a fitting corresponding relationship, thus determining a rate between a change of a frequency and a change of a setting parameter. after the target setting parameter is set for each qubit, the parameter for another qubit directly coupled to the qubit is adjusted to the upper-limit setting parameter and the lower-limit setting parameter, and then the actual frequency of a current qubit is determined according to a current upper-limit frequency and a current lower-limit frequency.