A self-homodyne detection receiver comprising: a first polarization beam splitter which is configured to separate an input signal R1 in two orthogonal polarization components of the input signal R1x, R1y; a second polarization beam splitter which is configured to separate a pilot tone R0 in two orthogonal polarization components of the pilot tone R0x and R0y; a first separator which is configured to separate one of the orthogonal polarization components of the input signal R1x in two same components R1x'; a second separator which is configured to separate another orthogonal polarization component of the input signal R1y in two same components R1y'; a third separator which is configured to separate one of the orthogonal polarization components of the pilot tone R0x in two same components R0x'; a fourth separator which is configured to separate another orthogonal polarization component of the pilot tone R0y in two same components R0y'; a first 90-degree polarization rotator which is configured to align polarization of R0x' with that of R1y' to obtain aligned component R0x''; a second 90-degree polarization rotator which is configured to align polarization of R0y' with that of R1x' to obtain aligned component R0y''; a first hybrid detector that is configured to couple the components R1x' and R0x' and is configured to output electric signals that correspond to real and imaginary parts of Rc, the Rc being an interference signal of the components R1x' and R0x'; a second hybrid detector that is configured to couple the components R1x' and R0y'' and is configured to output electric signals that correspond to real and imaginary parts of Rd, the Rd being an interference signal of the components R1x' and R0y''; a third hybrid detector that is configured to couple the components R1y' and R0x'' and is configured to output electric signals that correspond to real and imaginary parts of Re, the Re being an interference signal of the components R1y' and R0x "; a fourth hybrid detector that is configured to couples the components R1y' and R0y' and is configured to output electric signals that correspond to real and imaginary parts of Rf, the Rf being an interference signal of the components R1y' and R0y'; a signal processor which is configured to receive the real and imaginary parts of Rc, Rd, Re and Rf and is configured to reconstruct complex signals Rx and Ry, the Rx and Ry corresponding to an information signal used to generate the input signal R1. a first polarization beam splitter which is configured to separate an input signal R1 in two orthogonal polarization components of the input signal R1x, R1y; a second polarization beam splitter which is configured to separate a pilot tone R0 in two orthogonal polarization components of the pilot tone R0x and R0y; a first separator which is configured to separate one of the orthogonal polarization components of the input signal R1x in two same components R1x'; a second separator which is configured to separate another orthogonal polarization component of the input signal R1y in two same components R1y'; a third separator which is configured to separate one of the orthogonal polarization components of the pilot tone R0x in two same components R0x'; a fourth separator which is configured to separate another orthogonal polarization component of the pilot tone R0y in two same components R0y'; a first 90-degree polarization rotator which is configured to align polarization of R0x' with that of R1y' to obtain aligned component R0x''; a second 90-degree polarization rotator which is configured to align polarization of R0y' with that of R1x' to obtain aligned component R0y''; a first hybrid detector that is configured to couple the components R1x' and R0x' and is configured to output electric signals that correspond to real and imaginary parts of Rc, the Rc being an interference signal of the components R1x' and R0x'; a second hybrid detector that is configured to couple the components R1x' and R0y'' and is configured to output electric signals that correspond to real and imaginary parts of Rd, the Rd being an interference signal of the components R1x' and R0y''; a third hybrid detector that is configured to couple the components R1y' and R0x'' and is configured to output electric signals that correspond to real and imaginary parts of Re, the Re being an interference signal of the components R1y' and R0x "; a fourth hybrid detector that is configured to couples the components R1y' and R0y' and is configured to output electric signals that correspond to real and imaginary parts of Rf, the Rf being an interference signal of the components R1y' and R0y'; a signal processor which is configured to receive the real and imaginary parts of Rc, Rd, Re and Rf and is configured to reconstruct complex signals Rx and Ry, the Rx and Ry corresponding to an information signal used to generate the input signal R1.