Patent ID: 11871158
Assignee: CORETRONIC CORPORATION
Field: Audio-visual technology (Electrical engineering)
Classification: CPC H  G | IPC G  H

Claim 8:
9. An operation method of a projection system, wherein the projection system comprises a plurality of projection devices and a central control platform coupled to the plurality of projection devices, wherein the operation method comprises:
delivering a data signal and a selection signal to each of the plurality of projection devices by the central control platform;
generating a decoding result by each of the plurality of projection devices according to the selection signal; and
selecting at least one projection device from each of the plurality of projection devices to receive the data signal delivered from the central control platform according to the decoding result of the at least one projection device being selected, so that the at least one projection device being selected in the plurality of projection devices generates a projection image corresponding to the data signal,
wherein the selection signal comprises an analog voltage, or at least one pulse signal.