security terminal
A terminal and safe technology, applied in the direction of magnetic/electric field shielding, electrical components, etc., can solve the problem of harmfulness of antennas to human body
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Embodiment 1
[0195] a secure terminal,
[0196] It mainly includes: shell 1, baseband processing and logic control circuit 2, man-machine interface 3, shielding shell 4, tuner 5 of transmitting and intermediate frequency processing circuit, built-in antenna 6, high-frequency socket 7, high-frequency plug 8, antenna Switch 9, shielded antenna 10, portable shielded antenna 10A, extended shielded antenna 10B, built-in shielded antenna 10C, back-inserted shielded antenna 10D, under-machine plug-in shielded antenna 10E, and shielded antenna 10F. RF cable, wire winder 31;
[0197] 1) The circuits of the high-frequency radio frequency and the intermediate frequency part of the tuner 5 are all made of metal, and the shielding shell is made of metal
[0198] 4 baseband processing circuit, logic control circuit 2, etc. All circuits that generate electromagnetic waves are shielded and isolated; the internal antenna 6 and the display screen are not shielded, and exchange signals with the ground stati...
Embodiment 2
[0204] a secure terminal,
[0205] It mainly includes: shell 1, baseband processing and logic control circuit 2, man-machine interface 3, shielding shell 4, tuner 5 of transmitting and intermediate frequency processing circuit, built-in antenna 6, high-frequency socket 7, high-frequency plug 8, antenna Switch 9, shielded antenna 10, portable shielded antenna 10A, extended shielded antenna 10B, built-in shielded antenna 10C, back-inserted shielded antenna 10D, under-machine plug-in shielded antenna 10E, and shielded antenna 10F. RF cable, wire winder 31;
[0206] 1) The high-frequency radio frequency of the tuner 5 and the circuits of the intermediate frequency part are all made of metal. All the circuits that generate electromagnetic waves such as the shielding shell 4 baseband processing circuit and the logic control circuit 2 are all shielded and isolated; The antenna 6 in the machine is not shielded from the display screen, and exchanges signals with the ground station to ...
Embodiment 3
[0213] a secure terminal,
[0214] It mainly includes: shell 1, baseband processing and logic control circuit 2, man-machine interface 3, shielding shell 4, tuner 5 of transmitting and intermediate frequency processing circuit, built-in antenna 6, high-frequency socket 7, high-frequency plug 8, antenna Switch 9, shielded antenna 10, portable shielded antenna 10A, extended shielded antenna 10B, built-in shielded antenna 10C, back-inserted shielded antenna 10D, under-machine plug-in shielded antenna 10E, and shielded antenna 10F. RF cable, wire winder 31;
[0215] 1) The high-frequency radio frequency of the tuner 5 and the circuits of the intermediate frequency part are all made of metal. All the circuits that generate electromagnetic waves such as the shielding shell 4 baseband processing circuit and the logic control circuit 2 are all shielded and isolated; The antenna 6 in the machine is not shielded from the display screen, and exchanges signals with the ground station to ...
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