JP6732928B2 - システム情報伝送方法及び基地局とシステム情報受信方法及びユーザ機器 - Google Patents
システム情報伝送方法及び基地局とシステム情報受信方法及びユーザ機器 Download PDFInfo
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Classifications
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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
- H04W48/00—Access restriction; Network selection; Access point selection
- H04W48/08—Access restriction or access information delivery, e.g. discovery data delivery
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W48/00—Access restriction; Network selection; Access point selection
- H04W48/18—Selecting a network or a communication service
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W76/00—Connection management
- H04W76/20—Manipulation of established connections
- H04W76/27—Transitions between radio resource control [RRC] states
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W76/00—Connection management
- H04W76/10—Connection setup
-
- H—ELECTRICITY
- 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
- H04W88/08—Access point devices
- H04W88/10—Access point devices adapted for operation in multiple networks, e.g. multi-mode access points
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Computer Security & Cryptography (AREA)
- Mobile Radio Communication Systems (AREA)
Description
Claims (8)
- ユーザ機器が基地局からシステム情報を受信する方法であって、
セル探索を行い、
前記セル探索に基づいて探索されたセル上で前記システム情報を受信し、
前記探索されたセルはEPC(Evolved Packet Core)と連結されたLTE(long term evolution)であり、
前記システム情報は、前記探索されたセルが次世代コアネットワーク(NCN)に連結されるか否かに関するコアネットワーク情報を含み、
前記探索されたセルが前記NCNに連結されることを知らせる前記コアネットワーク情報に基づいて、
前記EPCと前記NCNの中のコアネットワークタイプを選択し、
前記コアネットワークタイプに従って前記探索されたセルへのアクセス試みを実行することをさらに含み、
前記コアネットワークタイプは前記ユーザ機器の非接続層(non−access stratum:NAS)により選択される、システム情報受信方法。 - 前記基地局はE−UTRAN(Evolved Universal Terrestrial Radio Access Network)の基地局である、請求項1に記載のシステム情報受信方法。
- 前記探索されたセルに連結されたコアネットワークタイプを支援し、伝送する上りリンクデータを有する前記ユーザ機器に基づいて、前記基地局と無線リソース制御(radio resource control、RRC)連結を確立し、
前記探索されたセル上で前記上りリンクデータを伝送することをさらに含む、請求項1又は2に記載のシステム情報受信方法。 - 前記コアネットワーク情報が前記ユーザ機器のRRC(radio resource control)から前記ユーザ機器の非接続層(non−access stratum:NAS)へ送られる、請求項1〜3のいずれか一項に記載のシステム情報受信方法。
- 基地局からシステム情報を受信するユーザ機器であって、
送受信装置と、
前記送受信装置を制御するプロセッサを含み、
前記プロセッサは、セル探索を行い、
前記セル探索に基づいて探索されたセル上で前記システム情報を前記送受信装置を介して受信し、
前記探索されたセルはEPC(Evolved Packet Core)と連結されたLTE(long term evolution)であり、
前記システム情報は、前記探索されたセルが次世代コアネットワーク(NCN)に連結されるか否かに関するコアネットワーク情報を含み、
前記探索されたセルが前記NCNに連結されることを知らせる前記コアネットワーク情報に基づいて、
前記EPCと前記NCNの中のコアネットワークタイプを選択し、
前記コアネットワークタイプに従って前記探索されたセルへのアクセス試みを実行し、
前記コアネットワークタイプは前記ユーザ機器の非接続層(non−access stratum:NAS)により選択される、ユーザ機器。 - 前記基地局はE−UTRAN(Evolved Universal Terrestrial Radio Access Network)の基地局である、請求項5に記載のユーザ機器。
- 前記プロセッサは、さらに、
前記探索されたセルに連結されたコアネットワークタイプを支援し、伝送する上りリンクデータを有する前記ユーザ機器に基づいて、前記基地局と無線リソース制御(radio resource control、RRC)連結を確立し、
前記探索されたセル上で前記上りリンクデータを前記送受信装置を介して伝送する、請求項5又は6に記載のユーザ機器。 - 前記コアネットワーク情報が前記ユーザ機器のRRC(radio resource control)から前記ユーザ機器の非接続層(non−access stratum:NAS)へ送られる、請求項5〜7のいずれか一項に記載のユーザ機器。
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KR (1) | KR102165454B1 (ja) |
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US10772034B2 (en) | 2020-09-08 |
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US20190110243A1 (en) | 2019-04-11 |
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