20240039641. METHOD AND DEVICE FOR CORRECTING POLARIZATION DISTORTION IN PLUG AND PLAY QUANTUM KEY DISTRIBUTION SYSTEM simplified abstract (LG Electronics Inc.)

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METHOD AND DEVICE FOR CORRECTING POLARIZATION DISTORTION IN PLUG AND PLAY QUANTUM KEY DISTRIBUTION SYSTEM

Organization Name

LG Electronics Inc.

Inventor(s)

JaYeong Kim of Seoul (KR)

Byungkyu Ahn of Seoul (KR)

Sangrim Lee of Seoul (KR)

Hojae Lee of Seoul (KR)

METHOD AND DEVICE FOR CORRECTING POLARIZATION DISTORTION IN PLUG AND PLAY QUANTUM KEY DISTRIBUTION SYSTEM - A simplified explanation of the abstract

This abstract first appeared for US patent application 20240039641 titled 'METHOD AND DEVICE FOR CORRECTING POLARIZATION DISTORTION IN PLUG AND PLAY QUANTUM KEY DISTRIBUTION SYSTEM

Simplified Explanation

The abstract describes a device and method for correcting errors in a quantum communication system. The method involves transmitting a random access preamble to another device, receiving a random access response from the other device, performing a radio resource control connection procedure, and transmitting data to the other device. The data is encoded based on key information, and the error is measured using a test pulse. The key information is distributed to both devices based on the error being corrected using an improved Faraday rotator mirror.

  • The device and method correct errors in a quantum communication system.
  • A random access preamble is transmitted to another device.
  • A random access response is received from the other device.
  • A radio resource control connection procedure is performed.
  • Data is transmitted to the other device, encoded based on key information.
  • The error is measured using a test pulse.
  • Key information is distributed to both devices based on the error being corrected.
  • An improved Faraday rotator mirror is used in the device.

Potential Applications:

  • Quantum communication systems
  • Error correction in quantum communication
  • Secure communication networks

Problems Solved:

  • Errors in quantum communication systems
  • Ensuring accurate transmission of data in quantum communication
  • Distributing key information securely

Benefits:

  • Improved error correction in quantum communication
  • Enhanced security in communication networks
  • More reliable transmission of data in quantum communication systems


Original Abstract Submitted

provided are a device and a method performed by the device to correct an error in a quantum communication system. the method is characterized by comprising: transmitting a random access (ra) preamble to another device; receiving a random access response (rar) from the other device as a response to the ra preamble; performing a radio resource control (rrc) connection procedure with the other device; and transmitting data to the other device, wherein the data is encoded on the basis of key information, the error is measured on the basis of a test pulse, and the key information is distributed to the device and the other device on the basis of the error being corrected using an improved faraday rotator mirror of the device.