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公开(公告)号：US20230121988A1
公开(公告)日：2023-04-20
申请号：US17965892
申请日：2022-10-14
Inventor： WooChul JUNG , Jun Hyuk Kim , Se Jong Ahn
Abstract: The perovskite compound according to the invention has a cubic perovskite structure, has high catalytic activity in oxygen reduction and evolution reactions, and has excellent durability, and thus, can be used as a catalyst of electrochemical devices, particularly as a fuel cell catalyst.
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公开(公告)号：US10893441B2
公开(公告)日：2021-01-12
申请号：US15506220
申请日：2015-09-18
Inventor： Nah Oak Song , Jun Hyuk Kim
Abstract: Disclosed is an RTS/CTS handshaking method for improving the efficiency of wireless communication resources. An RTS/CTS handshaking method according to one example of the present invention comprises the steps of: if a Ready to Send (RTS) packet is received, setting a first Network Allocation Vector (NAV) during a predetermined Clear to Send (CTS) packet transmission period; and if the CTS packet is received, setting a second NAV during a predetermined data packet transmission period.
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3.发明授权Method and apparatus for user scheduling in multi-user multiple input multiple output (MIMO) communication system 有权用于多用户多输入多输出（MIMO）通信系统中用户调度的方法和装置公开(公告)号：US08964681B2
公开(公告)日：2015-02-24
申请号：US13788066
申请日：2013-03-07
Inventor： Byung Moo Lee , Byung Chang Kang , Jun Hyuk Kim , Jong Ho Bang , June Koo Rhee , Jin Hyeock Choi
CPC classification number: H04W52/0219 , Y02D70/164
Abstract: A method and apparatus for user scheduling in a multi-user multiple input multiple output (MIMO) communication system are provided. The method includes identifying a user group comprising user terminals. The method further includes comparing power consumptions based on the user group. The method further includes scheduling the user terminals based on the comparing.
Abstract translation: 提供了一种用于多用户多输入多输出（MIMO）通信系统中的用户调度的方法和装置。 该方法包括识别包括用户终端的用户组。 该方法还包括基于用户组来比较功耗。 该方法还包括基于该比较来调度用户终端。
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