Mobile phone NFC (Near Field Communication) antenna and preparation method of wave-absorbing material of mobile phone NFC antenna

• Main Authors: LIU ZHONGQING, XU ZHAOXUAN
• Format: Patent
• Language: Chinese; English
• Published: 24.10.2023
• Subjects: ANTENNAS, i.e. RADIO AERIALS; BASIC ELECTRIC ELEMENTS; ELECTRICITY

The invention discloses a mobile phone NFC antenna and a preparation method of a wave-absorbing material thereof, the mobile phone NFC antenna comprises an NFC antenna body, a wave-absorbing material layer and a metal bottom plate, the wave-absorbing material layer is arranged on the metal bottom plate, and the NFC antenna body is arranged on the wave-absorbing material layer; the wave-absorbing material layer is a film or a sheet layer made of a wave-absorbing material, the wave-absorbing material comprises wave-absorbing powder and a polymeric elastomer, the wave-absorbing powder is of a two-dimensional sheet structure, the polymeric elastomer is filled with the wave-absorbing powder in a tiled mode, and the mass ratio of the wave-absorbing powder to the polymeric elastomer is (10-20): (1-5). According to the mobile phone NFC antenna and the preparation method of the wave-absorbing material of the mobile phone NFC antenna, the wave-absorbing material layer is arranged between the NFC antenna body and the me