You can find below the links to each one of the LTE simulators:
LTE Downlink Link Level Simulator
LTE Downlink System Level Simulator
LTE Uplink Link Level Simulator
LTE-A Downlink Link Level Simulator
点击你要下载的那个,我需要的是第一个下行链路级的仿真,以这个为例子点进去之后找到这个:
LTE Link Level Simulator Download
The last version of the simulator, as well as the previous ones can be downloaded from our download section.
You will be asked to enter your name, email address, affiliation and country. After entering this information and accepting the license agreement, you will be allowed to download the simulator.