JP2015529030A - 無線通信システムにおいて端末間直接通信のための端末検出信号送信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端末検出信号送信方法及びそのための装置 Download PDFInfo
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/24—Radio transmission systems, i.e. using radiation field for communication between two or more posts
- H04B7/26—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile
- H04B7/2643—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile using time-division multiple access [TDMA]
- H04B7/2656—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile using time-division multiple access [TDMA] for structure of frame, burst
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W48/00—Access restriction; Network selection; Access point selection
- H04W48/16—Discovering, processing access restriction or access information
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/04—Wireless resource allocation
- H04W72/044—Wireless resource allocation based on the type of the allocated resource
- H04W72/0446—Resources in time domain, e.g. slots or frames
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W76/00—Connection management
- H04W76/10—Connection setup
- H04W76/14—Direct-mode setup
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W8/00—Network data management
- H04W8/005—Discovery of network devices, e.g. terminals
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W48/00—Access restriction; Network selection; Access point selection
- H04W48/08—Access restriction or access information delivery, e.g. discovery data delivery
- H04W48/12—Access restriction or access information delivery, e.g. discovery data delivery using downlink control channel
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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ディスカバリー(Discovery)信号を送受信する方法であって、
第1の時間単位に含まれた第1のサブ時間単位で前記ディスカバリー信号を送信するステップと、
第2の時間単位に含まれた第2のサブ時間単位で前記ディスカバリー信号を送信するステップと、
を含み、
前記時間単位は、複数のサブ時間単位で構成され、
前記第2のサブ時間単位は、前記第1のサブ時間単位から所定大きさのサブ時間単位だけインデックスが遷移したことを特徴とする、ディスカバリー信号送受信方法。 - 前記所定大きさのサブ時間単位は、一つの時間単位内に含まれた前記サブ時間単位の個数に基づいて決定される、請求項1に記載のディスカバリー信号送受信方法。
- 前記所定大きさのサブ時間単位は、前記サブ時間単位の個数と互いに素である自然数のうち一つである、請求項2に記載のディスカバリー信号送受信方法。
- 前記所定大きさのサブ時間単位は、前記端末の属した端末グループのインデックスを、前記端末グループに含まれた端末の個数で割った余りの値であり、
前記端末グループは、一つのサブ時間単位で同時に前記ディスカバリー信号を送信する端末の集合である、請求項1に記載のディスカバリー信号送受信方法。 - 前記一つの時間単位に含まれたサブ時間単位の個数Nは、素数である、請求項5に記載のディスカバリー信号送受信方法。
- 無線通信システムにおいて端末間直接通信を行う端末装置であって、
基地局又は前記端末間直接通信の相手の端末装置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、
を備え、
前記プロセッサは、
第1の時間単位に含まれた第1のサブ時間単位で前記ディスカバリー信号を送信し、第2の時間単位に含まれた第2のサブ時間単位で前記ディスカバリー信号を送信するように前記無線通信モジュールを制御し、
前記時間単位は、複数のサブ時間単位で構成され、
前記第2のサブ時間単位は、前記第1のサブ時間単位から所定大きさのサブ時間単位だけインデックスが遷移したことを特徴とする、端末装置。 - 前記所定大きさのサブ時間単位は、一つの時間単位内に含まれた前記サブ時間単位の個数に基づいて決定される、請求項7に記載の端末装置。
- 前記所定大きさのサブ時間単位は、前記サブ時間単位の個数と互いに素である自然数のうち一つである、請求項8に記載の端末装置。
- 前記所定大きさのサブ時間単位は、前記端末装置の属した端末グループのインデックスを、前記端末グループに含まれた端末装置の個数で割った余りの値であり、
前記端末グループは、一つのサブ時間単位で同時に前記ディスカバリー信号を送信する端末装置の集合である、請求項7に記載の端末装置。 - 前記一つの時間単位に含まれたサブ時間単位の個数は、素数である、請求項11に記載の端末装置。
Applications Claiming Priority (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201261668434P | 2012-07-05 | 2012-07-05 | |
US61/668,434 | 2012-07-05 | ||
US201361769721P | 2013-02-26 | 2013-02-26 | |
US61/769,721 | 2013-02-26 | ||
US201361770331P | 2013-02-28 | 2013-02-28 | |
US61/770,331 | 2013-02-28 | ||
PCT/KR2013/005938 WO2014007556A1 (ko) | 2012-07-05 | 2013-07-04 | 무선 통신 시스템에서 단말 간 직접 통신을 위한 단말 검출 신호 송신 방법 및 이를 위한 장치 |
Publications (3)
Publication Number | Publication Date |
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JP2015529030A true JP2015529030A (ja) | 2015-10-01 |
JP2015529030A5 JP2015529030A5 (ja) | 2016-03-31 |
JP6352255B2 JP6352255B2 (ja) | 2018-07-04 |
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JP2015520063A Active JP6352255B2 (ja) | 2012-07-05 | 2013-07-04 | 無線通信システムにおいて端末間直接通信のための端末検出信号送信方法及びそのための装置 |
Country Status (5)
Country | Link |
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US (1) | US20150163729A1 (ja) |
EP (1) | EP2871888B1 (ja) |
JP (1) | JP6352255B2 (ja) |
CN (1) | CN104429130B (ja) |
WO (1) | WO2014007556A1 (ja) |
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US9736874B2 (en) * | 2013-05-10 | 2017-08-15 | Futurewei Technologies, Inc. | System and methods for controlling out-of-network D2D communications |
GB2518168A (en) * | 2013-09-11 | 2015-03-18 | Nec Corp | Communication system |
US10021699B2 (en) * | 2013-10-02 | 2018-07-10 | Lg Electronics Inc. | Method and apparatus for transmitting signal from device-to-device terminal in wireless communication system |
US9609502B2 (en) * | 2014-02-24 | 2017-03-28 | Intel IP Corporation | Adaptive silencing mechanism for device-to-device (D2D) discovery |
JP6395334B2 (ja) * | 2014-03-11 | 2018-09-26 | ホアウェイ・テクノロジーズ・カンパニー・リミテッド | リソース選択方法および装置 |
EP3119018B1 (en) * | 2014-03-12 | 2021-01-13 | LG Electronics Inc. | Discovery signal receiving method and terminal |
EP3122116B1 (en) * | 2014-03-20 | 2021-05-05 | Sharp Kabushiki Kaisha | Terminal device and base station device |
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US11223495B2 (en) * | 2017-03-06 | 2022-01-11 | Mitsubishi Electric Corporation | Transfer device, transfer method, and transfer system |
US11212052B2 (en) * | 2017-06-23 | 2021-12-28 | Ntt Docomo, Inc. | User terminal and radio communication method |
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- 2013-07-04 JP JP2015520063A patent/JP6352255B2/ja active Active
- 2013-07-04 US US14/412,647 patent/US20150163729A1/en not_active Abandoned
- 2013-07-04 EP EP13813434.1A patent/EP2871888B1/en active Active
- 2013-07-04 WO PCT/KR2013/005938 patent/WO2014007556A1/ko active Application Filing
- 2013-07-04 CN CN201380035800.0A patent/CN104429130B/zh active Active
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Also Published As
Publication number | Publication date |
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JP6352255B2 (ja) | 2018-07-04 |
WO2014007556A1 (ko) | 2014-01-09 |
EP2871888B1 (en) | 2019-03-06 |
CN104429130B (zh) | 2018-06-26 |
EP2871888A1 (en) | 2015-05-13 |
US20150163729A1 (en) | 2015-06-11 |
CN104429130A (zh) | 2015-03-18 |
EP2871888A4 (en) | 2016-03-09 |
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