Signal line adjusting device and transmitting antenna device

The embodiment of the utility model relates to the technical field of network signal port isolation, in particular to a signal line adjusting device and a transmitting antenna device, the signal line adjusting device comprises a combining device and a patch antenna, the combining device is sequentially provided with an isolation port, a first input port, an output port and a second input port; the patch antenna is connected with the isolation port and is used for providing characteristic impedance for the isolation port; the output port is used for connecting a transmitting antenna, and the polarization of the patch antenna is opposite to that of the transmitting antenna. Through the above mode, the signal line adjusting device provided by the embodiment of the utility model can improve the isolation degree between ports in a 77GHz millimeter wave frequency band. 本实用新型实施例涉及网络信号端口隔离技术领域，具体涉及一种信号线路调整装置及发射天线装置，所述信号线路调整装置包括：合路装置和贴片天线，所述合路装置上依次设置有隔离端口、第一输入端口、输出端口及第二输入端口；所述贴片天线与所述隔离端口连接，用于为所述隔离端口提供特性阻抗；所述输出端口用于连接发射