阅读说明：本技术 一种移动终端的天线及移动终端 (kinds of mobile terminal antenna and mobile terminal ) 是由 薛亮 吴鹏飞 沈来伟 谢志远 尤佳庆 余冬 于 2017-11-10 设计创作，主要内容包括：一种移动终端的天线及移动终端,该天线包括：辐射体,该辐射体包括用缝隙隔开的第一部分,第二部分,第三部分,该第二部分靠近该第一部分的一端为第一端,该第二部分靠近该第三部分的一端为第二端；中高频馈电线与辐射体在第一连接点电连接；低频馈电线与辐射体电连接；第一接地线与辐射体在第二连接点电连接,第一接地线上设置有控制第一接地线通断的可调器件；第一端和第二端中距离第一连接点较远的一端到第二连接点的长度为所需谐振频率对应的四分之一波长。通过控制第一接地线的通断,该天线利用低频辐射体激励出新的中高频谐振,从而增大中高频的带宽。(an antenna of mobile terminal comprises a radiator including a th part, a second part and a third part separated by a slot, wherein the 1 end of the second part close to the 0 th part is 2 th, the 3 end of the second part close to the third part is a second end, a medium-high frequency feeder is electrically connected with the radiator at a 4 th connection point, a low-frequency feeder is electrically connected with the radiator, a ground wire is electrically connected with the radiator at a second connection point, an adjustable device for controlling the connection and disconnection of an ground wire is arranged on the ground wire, the length from the end far away from the connection point in the th end and the second end to the second connection point is a quarter of wavelength corresponding to a required resonance frequency, and the antenna excites new medium-high frequency resonance by controlling the connection and disconnection of the so as to increase the bandwidth of medium-high frequency.)