公开(公告)号：US09735872B2

公开(公告)日：2017-08-15

申请号：US14411475

申请日：2013-12-19

Applicant: SOLID, INC.

Inventor： Young Ju You ,  Kyung Eun Han

IPC: H04B10/00 ,  H04J14/02 ,  H04W4/00 ,  H04B7/15 ,  H04N13/02 ,  H04N7/18 ,  H04B10/2575 ,  H04B10/29 ,  H04W88/08 ,  H04J3/00

CPC classification number: H04B10/25752 ,  H04B10/25753 ,  H04B10/29 ,  H04J3/00 ,  H04J14/02 ,  H04W88/085

Abstract: A remote device of an optical relay system includes first and second remote driving units each extracting transmission signals of different frequency bands from downlink Radio Frequency (RF) signals provided from an optical conversion unit and outputting the transmission signals; and a downlink path control unit receiving the downlink RF signals from the optical conversion unit and transmitting the downlink RF signals to the second remote driving unit through the first remote driving unit, or transmitting the downlink RF signals to the second remote driving unit by bypassing the first remote driving unit.

公开(公告)号：US10574357B2

公开(公告)日：2020-02-25

申请号：US16381259

申请日：2019-04-11

Applicant: SOLiD, INC.

Inventor： Young Ju You

IPC: H04B10/00 ,  H04B10/2575 ,  H04B7/024 ,  H04B7/0413 ,  H01Q1/24 ,  H04B7/022 ,  H04W88/08

Abstract: A head-end device according to an embodiment includes: a plurality of base station interfacing units configured to interface each of transmission/reception signals that are exchanged between the head-end device and a plurality of base stations; and a head-end control unit configured to receive an upper interfacing unit signal transmitted from an upper base station interfacing unit from among the plurality of base station interfacing units, and sequentially transmit the received upper interfacing unit signal to a lower base station interfacing unit.

公开(公告)号：US10298328B2

公开(公告)日：2019-05-21

申请号：US15848172

申请日：2017-12-20

Applicant: SOLiD, INC.

Inventor： Young Ju You

IPC: H04B10/00 ,  H04B10/2575 ,  H04B7/024 ,  H04B7/0413 ,  H01Q1/24 ,  H04B7/022 ,  H04W88/08

Abstract: A head-end device according to an embodiment includes: a plurality of base station interfacing units configured to interface each of transmission/reception signals that are exchanged between the head-end device and a plurality of base stations; and a head-end control unit configured to receive an upper interfacing unit signal transmitted from an upper base station interfacing unit from among the plurality of base station interfacing units, and sequentially transmit the received upper interfacing unit signal to a lower base station interfacing unit.