Sentence examples for efficiency of power amplifier from inspiring English sources
where is the circle power and is the conversion efficiency of power amplifier.
For simplicity, the drain efficiency of power amplifier ζ is assumed to be 100%% for both the downlink and uplink transmissions.
A power consumption model in wireless networks generally consists of the transmit power which depends on efficiency of power amplifier (PA) at different terminals, fixed circuit power, and dynamic circuit power related to data transmission rate [18].
This paper has proposed an improved triple-pulse model of HP-PWM signal to enhance the efficiency of power amplifier circuit in sonar transmitter system under the condition of low power consumption, which reduces 41%% of the third and fifth harmonic energy.
where (P^{t}_{i}(mathsf {V} triangleq underset {{j_{mathsf {D}}in {mathcal D}}}{sum } ||mathsf {V}_{i,j_{mathsf {D}}}||^{2}+underset {j_{mathsf {U}}in {mathcal U}}{sum } ||mathsf {V}_{i,j_{mathsf {U}}}||^{2}) is the total transmit power of BS and UEs in cell i and ζ is the reciprocal of drain efficiency of power amplifier.
In this work a novel and efficient approach is proposed to optimize the linearity and efficiency of power amplifiers used in mobile WiMAX applications.
where (P_{m}^{text {sp}}) is the signal processing power for user m, which includes the power dissipation in the mixer, transmit filter, and so on; (P_{m}^{text {tr}}) denotes the transmission power of power amplifier over link between user m and its anchored BS, and η PA represents the power amplifier efficiency.
The strategies are based on improving the driving model of power amplifier circuit and combining the features of underwater acoustic transducer to achieve a sonar transmitter system with high efficiency and low power consumption.
The gate drain breakdown of the cascode transistor decreases the output power and power-added efficiency of the power amplifier significantly when the breakdown resistance is below 1 kΩ.
PT is the transmit power (in W), and η is the efficiency of the power amplifier.
The drain efficiency of the power amplifier is 65.3% at 3 kW.
