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1. (WO2018062834) WIRELESS COMMUNICATION SYSTEM USING ACKNOWLEDGMENT TIME SLOT

Pub. No.:    WO/2018/062834    International Application No.:    PCT/KR2017/010691
Publication Date: Fri Apr 06 01:59:59 CEST 2018 International Filing Date: Thu Sep 28 01:59:59 CEST 2017
IPC: H04W 72/04
H04W 84/20
H04L 27/02
Applicants: TECHAND INC.
주식회사 테크앤
Inventors: LEE, In Seok
이인석
PARK, Gum Jae
박검재
SHIN, Myung Jae
신명재
LEE, Byeong Hun
이병훈
Title: WIRELESS COMMUNICATION SYSTEM USING ACKNOWLEDGMENT TIME SLOT
Abstract:
Disclosed is a wireless communication system using an acknowledgment time slot, comprising: a master device which allocates an acknowledgment time slot repeated at preset intervals to each of slave devices, and broadcasts a transmission message; and the plurality of slave devices which, after receiving the transmission message, acknowledge the receipt thereof by transmitting a non-modulated acknowledgment carrier signal to the master device from an acknowledgment time slot which has been assigned to each of the slave devices.