Patent ID: 11888529
Assignee: HUAWEI TECHNOLOGIES CO., LTD.
Field: Telecommunications (Electrical engineering)
Classification: CPC H | IPC H

Claim 1:
2. The coherent transmitter according to claim 1, wherein the first phase shift adjuster comprises:
a phase shifter, wherein the phase shifter is configured to adjust the first phase and the second phase;
a second beam splitter coupled to the first modulator and the phase shifter, wherein the second beam splitter is configured to split the first modulated signal to obtain the first sub-signal and the second sub-signal; and
a third beam splitter coupled to the phase shifter and the second beam combiner, wherein the third beam splitter is configured to:
split the first sub-signal to obtain the third sub-signal and the fourth sub-signal; and
apply the first voltage to the phase shifter.