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The relationship between electromagnetic parameters of NFC tag absorbing plate and NFC signal transmission characteristics

Time:2024-11-08Number:379

With the popularization of Near Field Communication (NFC) technology, NFC tags have been widely used in fields such as mobile payments, access control systems, and data transmission. However, NFC tags are often subject to interference from conductive objects such as metals and batteries in practical applications, resulting in signal attenuation and reduced communication distance. To address this issue,NFC tag absorbing plateemerge as the times require. This article will delve into the relationship between the electromagnetic parameters of NFC tag absorbing plates and the transmission characteristics of NFC signals, and specifically mention the relevant data and applications of Advanced Institute (Shenzhen) Technology Co., Ltd. and its platinum brand absorbing plates.

Electromagnetic parameters of NFC tag absorbing plate

The electromagnetic parameters of NFC tag absorbing plates mainly include magnetic permeability, electrical resistivity, dielectric constant, etc. These parameters have a significant impact on the transmission characteristics of NFC signals.

  1. Magnetic permeability: Magnetic permeability reflects the material's ability to respond to magnetic fields. Materials with high magnetic permeability can more effectively concentrate magnetic field lines, reduce magnetic field diffusion, and thus reduce magnetic interference with other components. For NFC tag absorbing plates, appropriate magnetic permeability can enhance the sensing distance of NFC antennas and improve communication performance.

  2. Electrical resistivity: Electrical resistivity determines the material's resistance to current flow. For NFC tag absorbing plates, the magnitude of electrical resistivity directly affects their ability to absorb electromagnetic waves. Materials with high electrical resistivity can more effectively absorb electromagnetic waves, reduce reflection and scattering, thereby reducing electromagnetic interference.

  3. Dielectric constant: The dielectric constant reflects the behavior of a material in an electric field. regardingNFC tag absorbing plateThe magnitude of the dielectric constant will affect its response speed and absorption efficiency to electromagnetic waves. Appropriate dielectric constant can optimize the transmission characteristics of NFC signals, improve the stability and reliability of communication.研铂牌吸波片

NFC signal transmission characteristics and data comparison

The transmission characteristics of NFC signals mainly include communication distance, communication speed, and signal stability. The following demonstrates the influence of electromagnetic parameters of NFC tag absorbing plates on NFC signal transmission characteristics through data comparison.

Comparison of Data for Research Platinum Absorption Wave Plates

Material type Magnetic permeability (u ') Electrical resistivity (u Ω· cm) dielectric constant Communication distance (cm) Communication speed (kbps) Signal stability (%)
Non absorbing wave plate - - - 3 424 90
Research Platinum Brand Low Magnetic Permeability Absorption Wave Plate 100 500 4.0 4 428 92
Research Platinum Brand High Magnetic Permeability Absorption Wave Plate 2000 800 4.5 5 432 95
Research Platinum Brand Composite Wave Absorbing Plate 1500 600 4.2 4.5 430 94


Note: The tests for communication distance and communication speed are conducted under the same conditions, and the signal stability is the average of multiple test results.

From the above data, it can be seen that the use of the Research Platinum brand waveplate has significantly improved the communication distance, communication speed, and signal stability of NFC tags. Among them,High permeability absorbing wave plateThe performance is particularly outstanding, with communication distance increased from 3 cm to 5 cm, communication speed increased from 424 kbps to 432 kbps, and signal stability increased from 90% to 95%.

Advanced Institute (Shenzhen) Technology Co., Ltd.'s application of platinum absorbing wave plates

As a leading domestic research and development institution for microwave absorbing materials, Advanced Institute (Shenzhen) Technology Co., Ltd. has developed platinum brand absorbing wave plates that have been widely used in the field of NFC tags.Research Platinum Plate Absorption Wave PlateAdopting advanced preparation technology and optimized material formula, it has excellent electromagnetic parameters and absorption performance.

In smart terminals such as smartphones and tablets, the Research Platinum brand wave absorbing plate can ensure that NFC antennas can still work normally near metal or other interference sources, improving the stability and reliability of NFC communication. At the same time, the research platinum brand absorption plate is widely used in NFC payment cards, access cards and other applications, which can reduce electromagnetic interference in the surrounding environment and protect the secure transmission of NFC tag data.研铂牌吸波片

conclusion

The electromagnetic parameters of NFC tag absorbing plates have a significant impact on the transmission characteristics of NFC signals. By optimizing electromagnetic parameters such as magnetic permeability, resistivity, and dielectric constant, the communication distance, communication rate, and signal stability of NFC tags can be significantly improved. The research platinum absorption plate of Advanced Institute (Shenzhen) Technology Co., Ltd. adopts advanced preparation technology and optimized material formula, with excellent electromagnetic parameters and absorption performance, and has been widely used in the field of NFC tags. In the future, with the continuous development of NFC technology and the expansion of its application fields, the research platinum brand absorption plate will continue to play an important role, providing strong support for the popularization and promotion of NFC technology.
The above data is for reference only, and specific performance may vary due to production processes and product specifications.
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