公开(公告)号：US20200209384A1

公开(公告)日：2020-07-02

申请号：US16683365

申请日：2019-11-14

Applicant: Nuctech Company Limited

Inventor： Ziran Zhao ,  Zhimin Zheng ,  Lingbo Qiao ,  Yingkang Jin ,  Wenguo Liu

IPC: G01S13/88 ,  E05G5/00

Abstract: A millimeter wave security check gate is provided, comprising: a gate body; and a top millimeter wave imaging system, comprising: a millimeter wave transceiving antenna array disposed at a top of the gate body, wherein the millimeter wave transceiving antenna array comprises at least one transmitting antenna unit and a plurality of receiving antenna units; and a millimeter wave signal source connected with the millimeter wave transceiving antenna array.

公开(公告)号：US11226429B2

公开(公告)日：2022-01-18

申请号：US16296686

申请日：2019-03-08

Applicant: NUCTECH COMPANY LIMITED

Inventor： Zhiqiang Chen ,  Ziran Zhao ,  Yuanjing Li ,  Xilei Luo ,  Yingkang Jin ,  Zhimin Zheng ,  Wanlong Wu ,  Lingbo Qiao ,  Wenguo Liu

IPC: G01V8/00 ,  G01S13/89 ,  G01V8/26 ,  G01S13/88

Abstract: An extensible millimeter wave security inspection system, a security inspection method for a human body using the extensible millimeter wave security inspection system and an extensible millimeter wave scanning unit are disclosed. The extensible millimeter wave security inspection system includes at least one security inspection passage, at least one scanning units are provided on at least one side of two sides of each security inspection passage, each scanning unit includes at least one millimeter wave transceiving module, the millimeter wave transceiving module includes an array of millimeter wave antennas configured to transmit and receive millimeter wave signals and a millimeter wave transceiver associated with the array of millimeter wave antennas, and the millimeter wave transceiving module is arranged to scan by millimeter wave a target to be inspected in the security inspection passage along a direction in which the security inspection passage extends.

公开(公告)号：US11156739B2

公开(公告)日：2021-10-26

申请号：US16725886

申请日：2019-12-23

Applicant: Nuctech Company Limited

Inventor： Ziran Zhao ,  Yingkang Jin ,  Lingbo Qiao ,  Zhimin Zheng ,  Ming Xu ,  Xilei Luo

IPC: G01N21/3586 ,  G01V8/00 ,  G03H1/00

Abstract: The disclosure discloses a millimeter wave security inspection apparatus and a method for inspecting human or article. The apparatus includes: a door device including a first door and a second door arranged in a stacked mode and each made of a material allowing a millimeter wave to penetrate therethrough; a millimeter wave transceiver arranged between the first door and the second door and including an millimeter wave transceiving antenna array configured to transmit and receive a millimeter wave signal to and from an entrance side and an exit side of the door device; and a linear driver to which the millimeter wave transceiver is connected to be movable relative to the door device, so as to scan a first side of an object positioned at the entrance side and a second side of the object opposite to the first side positioned at the exit side.