双音多频的DTMF信号编码程序(产生DTMF信号进行编码)
·详细说明:双音多频的DTMF信号编码程序,产生DTMF信号进行编码。- The double sound multi- frequencies DTMF signal coded program, produces the DTMF signal to carry on the code....
·详细说明:双音多频的DTMF信号编码程序,产生DTMF信号进行编码。- The double sound multi- frequencies DTMF signal coded program, produces the DTMF signal to carry on the code....
Abstract: Many industrial/scientific/medical (ISM) band radio frequency (RF) products use crystal oscillators to generate areference for the phase-l...
With more and more multi-frequency clocks being used in today's chips, especially in the communications field, it is often necessary to switch the...
The MAX2691 low-noise amplifier (LNA) is designed forGPS L2 applications. Designed in Maxim’s advancedSiGe process, the device achiev...
The equal-area theorem●This is sinusoidal PWM (SPWM)●The equal-area theorem can be appliedto realize any shape of waveforms ●Natural sampling●Calculat...