Title:
SIGNAL PROCESSING AND TRANSMISSION ARCHITECTURE OF DAS
Document Type and Number:
WIPO Patent Application WO/2019/132542
Kind Code:
A1
Abstract:
Disclosed are a signal processing method and a node unit of a multi-operating distributed antenna system (DAS). An embodiment of the present invention provides a signal processing method of a multi-operating DAS, which is a method performed by a node unit of a DAS, the signal processing method comprising the steps of: converting each of one or more radio frequency (RF) signals, transmitted from the outside, into a discrete signal; extracting a downlink signal included in the discrete signal; and routing the extracted downlink signal to one or more sub-units constituting the DAS.
Inventors:
CHO JUNG-BUM (KR)
KIM JONG WAN (KR)
CHOI SUNG CHEOL (KR)
KONG SUK-HWAN (KR)
KIM JONG WAN (KR)
CHOI SUNG CHEOL (KR)
KONG SUK-HWAN (KR)
Application Number:
PCT/KR2018/016756
Publication Date:
July 04, 2019
Filing Date:
December 27, 2018
Export Citation:
Assignee:
HFR INC (KR)
International Classes:
H04L25/02; H04L5/00
Domestic Patent References:
| WO2017197341A1 | 2017-11-16 |
Foreign References:
| KR20160110351A | 2016-09-21 | |||
| US9531500B1 | 2016-12-27 | |||
| KR20140117355A | 2014-10-07 | |||
| KR20110119777A | 2011-11-02 |
Attorney, Agent or Firm:
LEE, Chulhee (KR)
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