发明授权
- 专利标题: Apparatus and method for arranging communication links in visible light communication
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申请号: US12220021申请日: 2008-07-21
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公开(公告)号: US08594509B2公开(公告)日: 2013-11-26
- 发明人: Dong-Jae Shin , Dae-Kwang Jung , Jeong-Seok Choi , Hong-Seok Shin , Kyung-Woo Lee , Sung-Bum Park , Yoo-Jeong Hyun
- 申请人: Dong-Jae Shin , Dae-Kwang Jung , Jeong-Seok Choi , Hong-Seok Shin , Kyung-Woo Lee , Sung-Bum Park , Seong Hoon Hyun
- 申请人地址: KR Yeongtong-gu, Suwon-si, Gyeonggi-do
- 专利权人: Samsung Electronics Co., Ltd.
- 当前专利权人: Samsung Electronics Co., Ltd.
- 当前专利权人地址: KR Yeongtong-gu, Suwon-si, Gyeonggi-do
- 代理机构: Cha & Reiter, LLC.
- 优先权: KR10-2007-0072234 20070719
- 主分类号: H04B10/00
- IPC分类号: H04B10/00
摘要:
A method and apparatus for arranging communication links in visible light communication increases the user visibility of the system. The method includes the steps of: (a) synchronizing, by a visible light communication (VLC) exchange identification (XID) frame, (b) transmission timing of a primary device and a secondary device in an allocated time slot, and securing time so as to allow the primary device and the secondary device to perform an operation required for transmitting data; (c) transmitting an XID command frame from the primary to the secondary device and (d) transmitting an XID response frame from the secondary receiving the XID command frame to the primary; and (e) filling remaining space of the allocated time slot with a visibility field so as to increase visibility of the remaining space of the allocated time slot after receiving the XID command frame or the XID response frame.
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