A transmission control device, which drives multiple antennas having different transmission ranges, includes: a genuine transmission control unit that transmits, from a genuine transmission antenna with use of a carrier wave, a genuine code for activating a portable device; and an inversion transmission control unit that transmits, from an inversion transmission antenna with use of a carrier wave, an inversion code including at least partial inverted genuine code concurrently with a transmission of the genuine code from the genuine transmission antenna. The inversion transmission antenna has a transmission range which does not overlap with a transmission range of the genuine transmission antenna.
Transmission control device, vehicle system, transmission control method, and control program product
2024-02-13
Patent
Electronic Resource
English
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