JP2017515381A - 無線通信システムにおいて端末間直接通信のための同期信号伝送方法及びそのための装置 - Google Patents
無線通信システムにおいて端末間直接通信のための同期信号伝送方法及びそのための装置 Download PDFInfo
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W56/00—Synchronisation arrangements
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W56/00—Synchronisation arrangements
- H04W56/001—Synchronization between nodes
- H04W56/0025—Synchronization between nodes synchronizing potentially movable access points
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/04—TPC
- H04W52/18—TPC being performed according to specific parameters
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/04—TPC
- H04W52/18—TPC being performed according to specific parameters
- H04W52/24—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters
- H04W52/247—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters where the output power of a terminal is based on a path parameter sent by another terminal
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/04—TPC
- H04W52/18—TPC being performed according to specific parameters
- H04W52/24—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters
- H04W52/248—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters where transmission power control commands are generated based on a path parameter
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/04—TPC
- H04W52/30—TPC using constraints in the total amount of available transmission power
- H04W52/32—TPC of broadcast or control channels
- H04W52/325—Power control of control or pilot channels
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/04—TPC
- H04W52/38—TPC being performed in particular situations
- H04W52/383—TPC being performed in particular situations power control in peer-to-peer links
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
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- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
- H04W88/02—Terminal devices
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- H04W88/16—Gateway arrangements
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Abstract
Description
Claims (12)
- 無線通信システムにおいて端末が端末間直接通信のための同期信号を伝送する方法であって、
上位層を介して前記端末間直接通信のための同期信号の電力パラメータを設定するステップと、
基地局から前記端末間直接通信のためのTPC(Transmit Power Control)命令(Command)を受信するステップと、
前記電力パラメータ及び前記TPC命令に基づいて、前記端末間直接通信のための同期信号の伝送電力を決定するステップと、
前記決定された伝送電力によって、前記端末間直接通信のための同期信号を伝送するステップとを含み、
前記TPC命令は、
前記端末間直接通信のデータチャネルのためのものである、同期信号伝送方法。 - 前記電力パラメータは、
前記端末間直接通信のためのデータチャネルとは独立に設定される、請求項1に記載の同期信号伝送方法。 - 前記TPC命令は、
前記電力パラメータのうち少なくとも1つに対して、無限大又は0のうち1つの値へのスイッチングを指示する、請求項1に記載の同期信号伝送方法。 - 前記TPC命令は、
前記端末間直接通信のための物理制御チャネルを介して受信される、請求項1に記載の同期信号伝送方法。 - 前記端末は、
前記基地局のカバレッジ内に位置する、請求項1に記載の同期信号伝送方法。 - 前記端末間直接通信のためのデータチャネルは、
前記基地局のリソース割り当て情報によって伝送される、請求項1に記載の同期信号伝送方法。 - 無線通信システムにおいて端末間直接通信を行う端末であって、
他の端末又はネットワークと信号を送受信するための無線通信モジュールと、
前記信号を処理するためのプロセッサとを含み、
前記プロセッサは、
上位層を介して設定した前記端末間直接通信のための同期信号の電力パラメータ、及び基地局からの前記端末間直接通信のためのTPC(Transmit Power Control)命令(Command)に基づいて、前記端末間直接通信のための同期信号の伝送電力を決定し、前記決定された伝送電力によって、前記端末間直接通信のための同期信号を伝送するように前記無線通信モジュールを制御し、
前記TPC命令は、
前記端末間直接通信のデータチャネルのためのものである、端末。 - 前記電力パラメータは、
前記端末間直接通信のためのデータチャネルとは独立に設定される、請求項7に記載の端末。 - 前記TPC命令は、
前記電力パラメータのうち少なくとも1つに対して、無限大又は0のうち1つの値へのスイッチングを指示する、請求項7に記載の端末。 - 前記TPC命令は、
前記端末間直接通信のための物理制御チャネルを介して受信される、請求項7に記載の端末。 - 前記端末は、
前記基地局のカバレッジ内に位置する、請求項7に記載の端末。 - 前記端末間直接通信のためのデータチャネルは、
前記基地局のリソース割り当て情報によって伝送される、請求項7に記載の端末。
Applications Claiming Priority (9)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201461979495P | 2014-04-14 | 2014-04-14 | |
US61/979,495 | 2014-04-14 | ||
US201461986061P | 2014-04-29 | 2014-04-29 | |
US61/986,061 | 2014-04-29 | ||
US201461993285P | 2014-05-15 | 2014-05-15 | |
US61/993,285 | 2014-05-15 | ||
US201462010998P | 2014-06-11 | 2014-06-11 | |
US62/010,998 | 2014-06-11 | ||
PCT/KR2015/003710 WO2015160167A1 (ko) | 2014-04-14 | 2015-04-14 | 무선 통신 시스템에서 단말 간 직접 통신을 위한 동기 신호 전송 방법 및 이를 위한 장치 |
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JP2017515381A true JP2017515381A (ja) | 2017-06-08 |
JP6571107B2 JP6571107B2 (ja) | 2019-09-04 |
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JP2016562555A Expired - Fee Related JP6571107B2 (ja) | 2014-04-14 | 2015-04-14 | 無線通信システムにおいて端末間直接通信のための同期信号伝送方法及びそのための装置 |
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US (1) | US10225812B2 (ja) |
EP (1) | EP3133883B1 (ja) |
JP (1) | JP6571107B2 (ja) |
KR (1) | KR102352395B1 (ja) |
CN (1) | CN106465311B (ja) |
WO (1) | WO2015160167A1 (ja) |
Families Citing this family (4)
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EP3133883B1 (en) | 2014-04-14 | 2018-12-12 | LG Electronics Inc. | Method for transmitting synchronization signal for direct device-to-device communication in wireless communication system, and apparatus therefor |
WO2018171704A1 (en) | 2017-03-24 | 2018-09-27 | Huawei Technologies Co., Ltd. | Systems and method of power control for uplink transmissions |
KR102612955B1 (ko) * | 2019-04-09 | 2023-12-13 | 엘지전자 주식회사 | Nr v2x에서 사이드링크 전송 파워를 결정하는 방법 및 동기화 |
WO2020209642A1 (ko) * | 2019-04-09 | 2020-10-15 | 엘지전자 주식회사 | Nr v2x에서 사이드링크 전송 파워를 결정하는 방법 및 장치 |
Citations (2)
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JP2008520151A (ja) * | 2004-11-10 | 2008-06-12 | コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ | 通信システムを動作する方法、無線局及び無線通信システム |
WO2012166969A1 (en) * | 2011-06-01 | 2012-12-06 | Ntt Docomo, Inc. | Enhanced local access in mobile communications |
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US8825101B2 (en) * | 2007-12-06 | 2014-09-02 | Telefonaktiebolaget Lm Ericsson (Publ) | Method and arrangement for power control during soft handover |
US9072060B2 (en) * | 2008-06-03 | 2015-06-30 | Nokia Technologies Oy | Method, apparatus and computer program for power control to mitigate interference |
WO2010049801A1 (en) * | 2008-10-29 | 2010-05-06 | Nokia Corporation | Apparatus and method for dynamic communication resource allocation for device-to-device communications in a wireless communication system |
US8938247B2 (en) * | 2009-04-23 | 2015-01-20 | Qualcomm Incorporated | Sounding reference signal for coordinated multi-point operation |
KR101955516B1 (ko) | 2010-12-07 | 2019-03-07 | 엘지전자 주식회사 | 무선 통신 시스템에서 단말 간의 통신 방법 및 장치 |
US10075927B2 (en) | 2012-03-12 | 2018-09-11 | Lg Electronics Inc. | Method for transmitting and receiving control information and apparatus for same |
US9807709B2 (en) * | 2012-05-31 | 2017-10-31 | Interdigital Patent Holdings, Inc. | Device to-device (D2D) cross link power control |
CN103686985B (zh) * | 2012-09-25 | 2019-03-12 | 中兴通讯股份有限公司 | 用于设备到设备通信的设备发现方法及装置 |
US20150264588A1 (en) * | 2014-03-14 | 2015-09-17 | Samsung Electronics Co., Ltd. | Methods and apparatus for synchronization in device-to-device communication networks |
NO2710652T3 (ja) * | 2014-03-18 | 2018-03-17 | ||
EP3133883B1 (en) | 2014-04-14 | 2018-12-12 | LG Electronics Inc. | Method for transmitting synchronization signal for direct device-to-device communication in wireless communication system, and apparatus therefor |
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- 2015-04-14 EP EP15780214.1A patent/EP3133883B1/en active Active
- 2015-04-14 CN CN201580019804.9A patent/CN106465311B/zh active Active
- 2015-04-14 WO PCT/KR2015/003710 patent/WO2015160167A1/ko active Application Filing
- 2015-04-14 JP JP2016562555A patent/JP6571107B2/ja not_active Expired - Fee Related
- 2015-04-14 US US15/303,377 patent/US10225812B2/en active Active
- 2015-04-14 KR KR1020167026489A patent/KR102352395B1/ko active IP Right Grant
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JP2008520151A (ja) * | 2004-11-10 | 2008-06-12 | コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ | 通信システムを動作する方法、無線局及び無線通信システム |
WO2012166969A1 (en) * | 2011-06-01 | 2012-12-06 | Ntt Docomo, Inc. | Enhanced local access in mobile communications |
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Publication number | Publication date |
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KR20160144984A (ko) | 2016-12-19 |
CN106465311B (zh) | 2019-07-09 |
EP3133883A1 (en) | 2017-02-22 |
EP3133883B1 (en) | 2018-12-12 |
EP3133883A4 (en) | 2017-11-29 |
JP6571107B2 (ja) | 2019-09-04 |
WO2015160167A1 (ko) | 2015-10-22 |
KR102352395B1 (ko) | 2022-01-18 |
US20170034801A1 (en) | 2017-02-02 |
US10225812B2 (en) | 2019-03-05 |
CN106465311A (zh) | 2017-02-22 |
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