Patents by Inventor Chunhua MIAO

Chunhua MIAO has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Encrypted data storage system and method based on offsite key storage
    Patent number: 11615213
    Abstract: An encrypted data storage system and method based on offsite key storage are provided, comprising the system includes a key control center, an offsite key storage system, and a data encryption/decryption storage system. The offsite key storage system includes a first key control device, a key storage device, and a first quantum key distribution device. The data encryption/decryption storage system includes a second key control device, a data encryption/decryption storage device, and a second quantum key distribution device. The first quantum key distribution device is in quantum communication connection with the second quantum key distribution device. The first key control device is communicatively connected with the key storage device and the first quantum key distribution device, respectively.
    Type: Grant
    Filed: July 23, 2018
    Date of Patent: March 28, 2023
    Assignee: ANHUI ASKY QUANTUM TECHNOLOGY CO., LTD.
    Inventors: Zhengfu Han, Jianfeng Wang, Chunhua Miao, Kai Yin, Jingjing Liu, Yun Liu
  • ENCRYPTED DATA STORAGE SYSTEM AND METHOD BASED ON OFFSITE KEY STORAGE
    Publication number: 20200250347
    Abstract: The present disclosure provides an encrypted data storage system and method based on offsite key storage, comprising a key control center, an offsite key storage system, and a data encryption/decryption storage system. The offsite key storage system comprises a first key control device, a key storage device, and a first quantum key distribution device. The data encryption/decryption storage system comprises a second key control device, a data encryption/decryption storage device, and a second quantum key distribution device. The first quantum key distribution device is in quantum communication connection with the second quantum key distribution device. The first key control device is communicatively connected with the key storage device and the first quantum key distribution device, respectively. The second key control device is communicatively connected with the data encryption/decryption storage device and the second quantum key distribution device, respectively.
    Type: Application
    Filed: July 23, 2018
    Publication date: August 6, 2020
    Inventors: Zhengfu HAN, Jianfeng WANG, Chunhua MIAO, Kai YIN, Jingjing LIU, Yun LIU