Patent ID: 8712248
Filing Date: 2014-04-29
Classification: H04B,H04J

Abstract:
1. An apparatus for simulating radio frequency (RF) signal propagation characteristics in a wireless communication network, comprising: a first RF terminal; a second RF terminal; a first optical modulator in electrical communication with the first RF terminal, the first optical modulator configured to transmit a first wavelength; an optical delay line in optical communication with the first optical modulator; a first optical demodulator in optical communication with the optical delay line and in electrical communication with the first RF terminal; a second optical demodulator in optical communication with the optical delay line and in electrical communication with the second RF terminal; a second optical modulator in electrical communication with the second RF terminal and in optical communication with the optical delay line, the second optical modulator configured to transmit a second wavelength; a first optical filter in optical communication with the optical delay line and the first optical demodulator, the first optical filter configured to transmit the second wavelength; and a second optical filter in optical communication with the optical delay line and the second optical demodulator, the second optical filter configured to transmit the first wavelength.