B39202B9506L310

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

SAW Filters

SAW filters, or surface acoustic wave filters, are acoustic signal processing devices used for dampening or isolating signals in the RF (radio frequency) spectrum that are received through the air, for example from radio or television, to facilitate the demodulation of such signals. These filters are typically composed of pairs of ceramic plates that contain a piezoelectric material such as lithium niobate (LiNbO3) or quartz sand. A single waveguide is mounted between these plates that causes a wave of acoustic energy to be generated when electrical power is applied. The waveguide is etched into the plates in a serpentine fashion, and the acoustic waves produced propagate along the waveguide paths and interact with specialized electrodes mounted in the waveguide.

The B39202B9506L310 is a type of SAW filter designed for use in the cellular communications industry. This filter is designed to operate in the 1800-1900 MHz band, and has a 3 pole response. It is characterized by low insertion loss, high stopband rejection, and improved out-of-band rejection. The filter also incorporates several methods to control the group delay, which is an important consideration for cellular communication systems. It is capable of an attenuation of more than 40dB from 1800 to 1900 MHz and an insertion loss of less than 0.65 dB across that same frequency range.

The B39202B9506L310 SAW filter works on the principle of wave interference. As the acoustic waves generated by the waveguide propagate along the serpentine paths, their waveforms interact with the specialized electrodes mounted in the waveguide. When two waveforms converge, they will interfere with each other, creating a pattern of waveform transients. It is this transient pattern that is used to create the filtering effect in the signal. The transients, in turn, create constructive interference, which produces a related signal, and, when the signal is of a higher frequency than the original signal, this related signal has a lower frequency than the original signal.

The B39202B9506L310 filter operates by allowing the higher frequency signals to pass through the filter while blocking the lower frequency signals. In this way, it is possible to isolate the higher frequency signals from the undesired lower frequency signals. The filter also provides excellent group delay control for improved signal integrity in cellular communication: it is designed to produce a flat group delay across its operating frequency range in order to minimize distortion and maximize data throughput. The filter is also designed to minimize insertion loss, which helps to ensure greater energy efficiency and reduce interference within the signal chain.

The B39202B9506L310 filter is primarily used in cellular communication systems, where it is employed to reduce interference and improve signal integrity and data throughput. It is also used in radio broadcast systems, where it is used to remove unwanted signal frequencies. In addition, the filter is used in satellite communications systems, where it is used to reduce interference from other satellite signals and reduce signal degradation. Finally, the filter is used in outdoor antennas, where it is used to reduce interference and improve signal-to-noise ratios.

The specific data is subject to PDF, and the above content is for reference