WO2014024725A1 - 移動局 - Google Patents
移動局 Download PDFInfo
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- WO2014024725A1 WO2014024725A1 PCT/JP2013/070547 JP2013070547W WO2014024725A1 WO 2014024725 A1 WO2014024725 A1 WO 2014024725A1 JP 2013070547 W JP2013070547 W JP 2013070547W WO 2014024725 A1 WO2014024725 A1 WO 2014024725A1
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- WIPO (PCT)
- Prior art keywords
- cell
- scell
- mobile station
- timing
- management unit
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/003—Arrangements for allocating sub-channels of the transmission path
- H04L5/0058—Allocation criteria
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/003—Arrangements for allocating sub-channels of the transmission path
- H04L5/0032—Distributed allocation, i.e. involving a plurality of allocating devices, each making partial allocation
- H04L5/0035—Resource allocation in a cooperative multipoint environment
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W56/00—Synchronisation arrangements
Definitions
- the present invention relates to a mobile station.
- the serving cell in the PCC is the Pcell (Primary Cell, Primary Cell) and the SCC (Secondary Component Cell Serving CellCerSerCerS).
- CA Carrier Aggregation, carrier aggregation
- TAG Timing Advance Group
- MTA control Multiple Timing Advances (MTA) control.
- Pcell primary TAG
- sTAG secondary TAG
- timing reference cell is “DL Cell” that is referred to when adjusting the timing in the downlink or the clock in the mobile station UE.
- DL Cell indicates a downlink cell in which downlink communication is performed.
- Pathloss reference cell is “DL Cell” referred to when estimating path loss in the downlink.
- the “timing reference cell” and the “Pathloss reference cell” for the Pcell in the pTAG are defined to be Pcell.
- timing reference cell for Scell in pTAG is specified as Pcell.
- the “Pathloss reference cell” for the Scell in the pTAG is specified to be a cell specified by the network from the Pcell or the “SIB2 linked cell” of the Scell.
- SIB2 linked cell of Scell is “UL Cell” associated with Scell by SIB2.
- UL Cell indicates a downlink cell in which uplink communication is performed.
- the “timing reference cell” in the Scell in the sTAG is defined to be a cell selected by the mobile station UE from the cells in the sTAG.
- the network cannot specify the “timing reference cell” in the Scell in the sTAG.
- the “Pathloss reference cell” in the Scell in the sTAG is defined to be a cell selected by the mobile station UE from the “SIB2 linked cell” of the Scell.
- the network cannot specify the “Pathloss reference cell” in the Scell in the sTAG.
- a “DL only Cell (downlink dedicated cell)” configured to perform only downlink communication and not uplink communication can be installed.
- the mobile station UE sets the “DL only Cell” as the “timing reference cell” and the “Pathloss reference cell” for the Scell. "May be selected.
- the present invention has been made in view of the above-described problems, and an object thereof is to provide a mobile station that can appropriately select a “timing reference cell” and a “Pathloss reference cell” for a Scell in an sTAG.
- a first feature of the present invention is a mobile station configured to be able to perform carrier aggregation using a primary cell and a secondary cell, the primary timing adjustment group including the primary cell, and the primary cell
- a first management unit configured to manage a secondary timing adjustment group that does not include a cell, and an uplink cell that performs uplink communication and a downlink cell that performs downlink communication are associated and managed.
- a timing reference cell and a path loss reference cell for the primary cell and the secondary cell in the primary timing adjustment group depending on the primary cell or the network. Tube as specified cell
- the timing reference cell and the path loss reference cell for the secondary cell in the secondary timing adjustment group are configured so that they cannot be specified by the network.
- the second management unit is configured to set the uplink cell managed in association with a downlink dedicated cell in which only downlink communication is performed as the primary cell or the secondary cell in the primary timing adjustment group. It is a summary.
- FIG. 1 is an overall configuration diagram of a mobile communication system according to a first embodiment of the present invention.
- FIG. 2 is a functional block diagram of the mobile station according to the first embodiment of the present invention.
- FIG. 3 is a flowchart for explaining the operation of the mobile station according to the first embodiment of the present invention.
- FIG. 4 is a diagram for explaining a conventional mobile communication system.
- FIG. 5 is a diagram for explaining a conventional mobile communication system.
- FIG. 6 is a diagram for explaining a conventional mobile communication system.
- FIG. 7 is a diagram for explaining a conventional mobile communication system.
- FIG. 8 is a diagram for explaining a conventional mobile communication system.
- the mobile communication system supports the LTE-Advanced scheme and is configured to perform CA using Pcell and Scell.
- the mobile communication system according to the present embodiment is configured to be able to perform “Inter-band CA”.
- the mobile communication system includes a radio base station eNB that manages PCC (f1) and Scell # 1 (f2) of the mobile station UE.
- Pcell is a serving cell in PCC
- Scell # 1 is a serving cell in SCC # 1.
- the mobile station UE includes a first management unit 11A, a second management unit 11B, a reception unit 12, and a transmission unit 13.
- the receiving unit 12 is configured to receive various signals from the radio base station eNB, and the transmitting unit 13 is configured to transmit various signals to the radio base station eNB.
- 1st management part 11A is comprised so that pTAG containing Pcell and sTAG which does not contain Pcell may be managed.
- the first management unit 11A is configured to determine Scells belonging to pTAG and sTAG based on “RRC Connection Reconfiguration (TAG modification)” received by the receiving unit 12 or the like.
- the second management unit 11B is configured to associate and manage “UL Cell” and “DL Cell” that performs downlink communication based on the SIB2 received by the reception unit 12.
- the “timing reference cell” and the “Pathloss reference cell” for the Pcell in the pTAG are configured to be managed as Pcells.
- the “timing reference cell” for the Scell in the pTAG is configured to be managed as a Pcell.
- the “Pathloss reference cell” for the Scell in the pTAG is configured to be managed as a cell designated by the network from the Pcell or the “SIB2 linked cell” of the Scell. Has been.
- the “timing reference cell” in the Scell in the sTAG is managed as a cell selected by the mobile station UE from the cells in the sTAG.
- the “Pathloss reference cell” in the Scell in the sTAG is configured to be managed as a cell selected by the mobile station UE from the “SIB2 linked cell” of the Scell. .
- the “timing reference cell” and the “Pathloss reference cell” for the Scell in the sTAG cannot be specified by the network.
- the 2nd management part 11B is comprised so that "UL Cell” managed in relation to "DL only Cell” may be Pcell or Scell in pTAG.
- the second management unit 11B may be configured to associate and manage the “DL only Cell” and the Pcell or Scell in the pTAG according to an instruction from the network (for example, SIB2).
- the second management unit 11B may be configured to autonomously associate and manage the “DL only Cell” and the Pcell in the pTAG.
- the second management unit 11B may be configured to autonomously associate and manage the “DL only Cell” and the one with the largest “Scell Index” among the Scells in the pTAG.
- the second management unit 11B may be configured to autonomously associate and manage the “DL only Cell” and the one with the smallest “Scell Index” among the Scells in the pTAG.
- the mobile station UE when the mobile station UE detects “DL only Cell” in step S101, the mobile station UE manages the “DL only Cell” in association with the Pcell or Scell in the pTAG in step S102.
- the mobile station UE selects “DL only Cell” as the “timing reference cell” and “Pathloss reference cell” for the Scell in the sTAG. The situation can be avoided, and “timing reference cell” and “Pathloss reference cell” for the Scell in the sTAG can be appropriately selected.
- a first feature of the present embodiment is a mobile station UE configured to perform CA (carrier aggregation) using a Pcell (primary cell) and a Scell (secondary cell), and includes a Pcell.
- UL Cell uplink cell
- the first management unit 11A configured to manage pTAG (primary timing adjustment group) and sTAG (secondary timing adjustment group) not including Pcell
- a second management unit 11B configured to associate and manage “DL Cell (downlink cell)” that performs downlink communication.
- “Timing reference c” for Pcell and Scell ll (timing reference cell) ”and“ Pathloss reference cell (path loss reference cell) ” are configured to be managed as a cell specified by the Pcell or the network.
- the Scell in the sTAG is configured.
- the “timing reference cell” and “Pathloss reference cell” for the network are configured so that they cannot be specified by the network, and the second management unit 11B performs “DL only Cell (downlink only)
- the gist is that “UL Cell” managed in association with “cell” is configured as Pcell or Scell in pTAG.
- the second management unit 11B is configured to associate and manage the “DL only Cell” and the Pcell or Scell in the pTAG in accordance with an instruction from the network. Also good.
- the mobile station UE selects “DL only Cell” as the “timing reference cell” and “Pathloss reference cell” for the Scell in the sTAG, so that the radio characteristics are completely different from the “UL Cell”.
- the existing system on the network side (SIB2) refers to the situation in which the transmission timing in the uplink is determined with reference to “DL Cell” and the path loss of “DL Cell” with different radio quality is reported. Can be avoided without complicating the implementation of the mobile station UE.
- the second management unit 11B may be configured to autonomously associate and manage the “DL only Cell” and the Pcell in the pTAG.
- the mobile station UE selects “DL only Cell” as the “timing reference cell” and “Pathloss reference cell” for the Scell in the sTAG, so that the radio characteristics are completely different from the “UL Cell”.
- the situation in which the transmission timing in the uplink is determined with reference to “DL Cell” or the path loss of “DL Cell” with different radio quality is reported is complicated in the implementation in the radio base station eNB. Can be avoided without reducing the signaling overhead.
- the second management unit 11B autonomously associates “DL only Cell” with the largest “Scell Index (identification information)” among Scells in the pTAG. And may be configured to be managed.
- the mobile station UE selects “DL only Cell” as the “timing reference cell” and “Pathloss reference cell” for the Scell in the sTAG, so that the radio characteristics are completely different from the “UL Cell”.
- the situation in which the transmission timing in the uplink is determined with reference to “DL Cell” or the path loss of “DL Cell” with different radio quality is reported is complicated in the implementation in the radio base station eNB. Can be avoided without reducing the signaling overhead.
- the second management unit 11B autonomously associates and manages “DL only Cell” and the smallest “Scell Index” among Scells in the pTAG. It may be configured.
- the mobile station UE selects “DL only Cell” as the “timing reference cell” and “Pathloss reference cell” for the Scell in the sTAG, so that the radio characteristics are completely different from the “UL Cell”.
- the situation in which the transmission timing in the uplink is determined with reference to “DL Cell” or the path loss of “DL Cell” with different radio quality is reported is complicated in the implementation in the radio base station eNB. Can be avoided without reducing the signaling overhead.
- the operations of the mobile station UE and the radio base station eNB described above may be implemented by hardware, may be implemented by a software module executed by a processor, or may be implemented by a combination of both. .
- the software modules include RAM (Random Access Memory), flash memory, ROM (Read Only Memory), EPROM (Erasable Programmable ROM), EEPROM (Electronically Erasable and Programmable, Removable ROM, Hard Disk, and Removable ROM).
- RAM Random Access Memory
- flash memory ROM (Read Only Memory)
- EPROM Erasable Programmable ROM
- EEPROM Electrically Erasable and Programmable, Removable ROM, Hard Disk, and Removable ROM.
- it may be provided in a storage medium of an arbitrary format such as a CD-ROM.
- the storage medium is connected to the processor so that the processor can read and write information from and to the storage medium. Further, such a storage medium may be integrated in the processor. Such a storage medium and processor may be provided in the ASIC. Such an ASIC may be provided in the mobile station UE or the radio base station eNB. Further, the storage medium and the processor may be provided as a discrete component in the mobile station UE or the radio base station eNB.
- UE mobile station eNB ... radio base station 11A ... first manager 11B ... second manager 12 ... receiver 13 ... transmitter
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- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
Description
図1乃至図3を参照して、本発明の第1の実施形態に係る移動通信システムについて説明する。
eNB…無線基地局
11A…第1管理部
11B…第2管理部
12…受信部
13…送信部
Claims (1)
- プライマリセル及びセカンダリセルを用いてキャリアアグリゲーションを行うことができるように構成されている移動局であって、
前記プライマリセルを含むプライマリタイミング調整グループ、及び、該プライマリセルを含まないセカンダリタイミング調整グループを管理するように構成されている第1管理部と、
自律的に、下りリンク通信のみが行われる下りリンク専用セルと、前記プライマリタイミング調整グループとを関連付けて管理するように構成されている第2管理部とを具備しており、
前記第1管理部において、前記プライマリタイミング調整グループ内の前記プライマリセル及び前記セカンダリセルに対するタイミング参照セル及びパスロス参照セルは、該プライマリセル或いはネットワークによって指定されたセルとして管理されるように構成されており、
前記第1管理部において、前記セカンダリタイミング調整グループ内の前記セカンダリセルに対するタイミング参照セル及びパスロス参照セルは、前記ネットワークによって指定することができないように構成されていることを特徴とする移動局。
Priority Applications (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020147030753A KR101522613B1 (ko) | 2012-08-06 | 2013-07-30 | 이동국 |
CN201380022233.5A CN104303571B (zh) | 2012-08-06 | 2013-07-30 | 移动台 |
US14/402,330 US9673955B2 (en) | 2012-08-06 | 2013-07-30 | Mobile station |
CA2870063A CA2870063C (en) | 2012-08-06 | 2013-07-30 | Mobile station |
PL13828726T PL2838302T3 (pl) | 2012-08-06 | 2013-07-30 | Stacja telefonii komórkowej |
EP13828726.3A EP2838302B1 (en) | 2012-08-06 | 2013-07-30 | Mobile station |
RU2015106414/07A RU2598466C1 (ru) | 2012-08-06 | 2013-07-30 | Мобильная станция |
Applications Claiming Priority (2)
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JP2012-174141 | 2012-08-06 | ||
JP2012174141A JP5388244B1 (ja) | 2012-08-06 | 2012-08-06 | 移動局 |
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WO2014024725A1 true WO2014024725A1 (ja) | 2014-02-13 |
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PCT/JP2013/070547 WO2014024725A1 (ja) | 2012-08-06 | 2013-07-30 | 移動局 |
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US (1) | US9673955B2 (ja) |
EP (1) | EP2838302B1 (ja) |
JP (1) | JP5388244B1 (ja) |
KR (1) | KR101522613B1 (ja) |
CN (1) | CN104303571B (ja) |
CA (1) | CA2870063C (ja) |
PL (1) | PL2838302T3 (ja) |
RU (1) | RU2598466C1 (ja) |
WO (1) | WO2014024725A1 (ja) |
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WO2011053332A1 (en) | 2009-11-02 | 2011-05-05 | Synvasive Technology, Inc. | Knee arthroplasty apparatus and method |
WO2013063043A1 (en) | 2011-10-24 | 2013-05-02 | Synvasive Technology, Inc. | Knee balancing devices, systems and methods |
EP3016459A4 (en) * | 2013-06-26 | 2017-02-22 | Sharp Kabushiki Kaisha | Terminal device, base station device, and communication method |
CN111953468B (zh) * | 2014-12-26 | 2023-12-01 | 北京三星通信技术研究有限公司 | 一种上下行载波的配置方法及装置 |
US10015757B2 (en) | 2015-09-14 | 2018-07-03 | Ofinno Technologies, Llc | Uplink timing advance configuration of a wireless device and base station |
US10750391B2 (en) | 2016-01-29 | 2020-08-18 | Ofinno, Llc | Transmission power in a wireless device and wireless network |
CN112335287B (zh) * | 2018-06-21 | 2024-05-07 | 鸿颖创新有限公司 | 在无线通信系统中执行小区选择的方法和设备 |
CN111432422A (zh) * | 2019-01-10 | 2020-07-17 | 索尼公司 | 电子装置、无线通信方法和计算机可读介质 |
KR20240127745A (ko) * | 2023-02-16 | 2024-08-23 | 삼성전자주식회사 | 차세대 이동통신 시스템에서 동기 신호가 없는 셀을 사용한 주파수 집성 방법 및 장치 |
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- 2012-08-06 JP JP2012174141A patent/JP5388244B1/ja active Active
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2013
- 2013-07-30 CN CN201380022233.5A patent/CN104303571B/zh active Active
- 2013-07-30 PL PL13828726T patent/PL2838302T3/pl unknown
- 2013-07-30 CA CA2870063A patent/CA2870063C/en active Active
- 2013-07-30 WO PCT/JP2013/070547 patent/WO2014024725A1/ja active Application Filing
- 2013-07-30 KR KR1020147030753A patent/KR101522613B1/ko active IP Right Grant
- 2013-07-30 EP EP13828726.3A patent/EP2838302B1/en active Active
- 2013-07-30 US US14/402,330 patent/US9673955B2/en active Active
- 2013-07-30 RU RU2015106414/07A patent/RU2598466C1/ru active
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Also Published As
Publication number | Publication date |
---|---|
PL2838302T3 (pl) | 2018-03-30 |
US20150146698A1 (en) | 2015-05-28 |
US9673955B2 (en) | 2017-06-06 |
KR101522613B1 (ko) | 2015-05-26 |
CN104303571B (zh) | 2017-09-26 |
CN104303571A (zh) | 2015-01-21 |
JP5388244B1 (ja) | 2014-01-15 |
EP2838302A4 (en) | 2015-09-30 |
EP2838302A1 (en) | 2015-02-18 |
EP2838302B1 (en) | 2017-12-06 |
RU2598466C1 (ru) | 2016-09-27 |
JP2014033411A (ja) | 2014-02-20 |
CA2870063A1 (en) | 2014-02-13 |
KR20140136063A (ko) | 2014-11-27 |
CA2870063C (en) | 2017-11-07 |
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