HUAWEI UMPTb4 baseband board of Huawei. Baseband board is the key component of the base station equipment in the mobile communication system, which is used to process the baseband part of the wireless signal.
The baseband board typically includes hardware components such as a digital signal processor (DSP), field programmable gate array (FPGA), digital signal converter (DAC), and analog signal converter (ADC), as well as software algorithms for wireless signal modulation, demodulation, encoding, decoding, and other functions.