TD-SCDMA signal generator and its regulating method

The invention discloses a signal generating device and calibration method of TD-SCDMA system net rule, net optimization and facility test, which comprises the following parts: logical module, up converter, DA converter, IF magnification filtering modular, frequency mixer, RF magnification filtering modular, power detector, handler, thermostatic crystal oscillator, temperature sensing modular, voltage controller, phase-locked loop, local oscillator, communication serial port, wherein the device can launch continuous wave signal of base station work frequency band, TD-SCDMA signal of launching base station or terminal, which can realize TD-SCDMA network planning, network optimization and device test work.