Simulations carried out at the Federal Aviation Administration's William J. Hughes Technical Center have shown that the use of CPDLC meant that "the voice channel occupancy was decreased by 75 percent during realistic operations in busy en route airspace.
美国联邦航空管理局威廉·J·休斯技术中心进行的模拟显示，使用CPDLC意味着“在繁忙的航路空域的实际运作中，语音信道占用率降低了75%。