JP6442140B2 - ユーザ端末、無線基地局及び無線通信方法 - Google Patents
ユーザ端末、無線基地局及び無線通信方法 Download PDFInfo
- Publication number
- JP6442140B2 JP6442140B2 JP2013270120A JP2013270120A JP6442140B2 JP 6442140 B2 JP6442140 B2 JP 6442140B2 JP 2013270120 A JP2013270120 A JP 2013270120A JP 2013270120 A JP2013270120 A JP 2013270120A JP 6442140 B2 JP6442140 B2 JP 6442140B2
- Authority
- JP
- Japan
- Prior art keywords
- csi
- user terminal
- csi process
- base station
- signal power
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Classifications
-
- 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
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/022—Site diversity; Macro-diversity
- H04B7/024—Co-operative use of antennas of several sites, e.g. in co-ordinated multipoint or co-operative multiple-input multiple-output [MIMO] systems
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
- H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
- H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
- H04B7/0619—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal using feedback from receiving side
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
- H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
- H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
- H04B7/0619—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal using feedback from receiving side
- H04B7/0636—Feedback format
- H04B7/0643—Feedback on request
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J11/00—Orthogonal multiplex systems, e.g. using WALSH codes
- H04J11/0023—Interference mitigation or co-ordination
- H04J11/005—Interference mitigation or co-ordination of intercell interference
- H04J11/0053—Interference mitigation or co-ordination of intercell interference using co-ordinated multipoint transmission/reception
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
- H04L1/0015—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the adaptation strategy
- H04L1/0016—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the adaptation strategy involving special memory structures, e.g. look-up tables
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
- H04L1/0023—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the signalling
- H04L1/0026—Transmission of channel quality indication
-
- 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
- H04L5/0001—Arrangements for dividing the transmission path
- H04L5/0014—Three-dimensional division
- H04L5/0023—Time-frequency-space
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/20—Control channels or signalling for resource management
- H04W72/21—Control channels or signalling for resource management in the uplink direction of a wireless link, i.e. towards the network
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/50—Allocation or scheduling criteria for wireless resources
- H04W72/54—Allocation or scheduling criteria for wireless resources based on quality criteria
- H04W72/541—Allocation or scheduling criteria for wireless resources based on quality criteria using the level of interference
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
- H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
- H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
- H04B7/0619—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal using feedback from receiving side
- H04B7/0621—Feedback content
- H04B7/0626—Channel coefficients, e.g. channel state information [CSI]
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
- H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
- H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
- H04B7/0619—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal using feedback from receiving side
- H04B7/0621—Feedback content
- H04B7/0632—Channel quality parameters, e.g. channel quality indicator [CQI]
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
- H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
- H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
- H04B7/0619—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal using feedback from receiving side
- H04B7/0621—Feedback content
- H04B7/0634—Antenna weights or vector/matrix coefficients
-
- 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
- H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver
- H04L5/0051—Allocation of pilot signals, i.e. of signals known to the receiver of dedicated pilots, i.e. pilots destined for a single user or terminal
-
- 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
- H04L5/0053—Allocation of signaling, i.e. of overhead other than pilot signals
- H04L5/0057—Physical resource allocation for CQI
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Quality & Reliability (AREA)
- Mobile Radio Communication Systems (AREA)
Description
第1の態様では、無線基地局からのCSIリクエスト(トリガ)に応じて、ユーザ端末がCSI(CSIプロセス)をフィードバックする場合(非周期的CSIフィードバック)について説明する。
第2の態様では、ユーザ端末から周期的にCSIのフィードバックを行う場合(周期的CSIフィードバック)について説明する。
以下、本実施の形態に係る無線通信システムの構成について説明する。この無線通信システムでは、上記第1の態様、第2の態様に係る無線通信方法が適用される。なお、上記第1の態様、第2の態様に係る無線通信方法は、それぞれ単独で適用してもよいし、組み合わせて適用してもよい。
10…無線基地局
11…無線基地局(マクロ基地局)
12、12a、12b、12c…無線基地局(スモール基地局)
20…ユーザ端末
30…上位局装置
40…コアネットワーク
101…送受信アンテナ
102…アンプ部
103…送受信部
104…ベースバンド信号処理部
105…呼処理部
106…伝送路インタフェース
201…送受信アンテナ
202…アンプ部
203…送受信部
204…ベースバンド信号処理部
205…アプリケーション部
301…制御部(スケジューラ)
302…テーブル選択部
303…データ信号生成部
304…制御信号生成部
305…CSI−RS生成部
306…CSI取得部(判断部)
401…下り制御信号復号部
402…下りデータ信号復号部
403…チャネル推定部
404…判断部
405…フィードバック制御部(制御部)
Claims (9)
- 複数のセルと協調送信を行うユーザ端末であって、
複数の希望信号電力測定用リソース及び干渉信号電力測定用リソースを用いてチャネル推定を行う推定部と、
複数のテーブルのそれぞれが、異なる複数のCSIプロセスを示し、各CSIプロセスが、所定の希望信号電力測定用リソースの推定結果と干渉信号電力測定用リソースの推定結果との組み合わせであり、前記複数のテーブルの1つに関連付けられた値を、下り制御チャネル又はメディアアクセス制御(MAC)レイヤを介して受信する受信部と、
前記値に関連付けられたテーブルを利用して、CSIプロセスのフィードバックを制御する制御部と、を有することを特徴とするユーザ端末。 - 前記推定部は、ユーザ端末に設定された希望信号電力測定用リソースにおける受信電力と、干渉信号電力測定用リソースにおける受信電力を測定することを特徴とする請求項1に記載のユーザ端末。
- 下り制御信号に含まれるチャネル状態情報の報告要求に基づいて、CSIプロセスを非周期的にフィードバックする場合、前記制御部は、複数のビット値に対してそれぞれ異なるCSIプロセスに関する情報が規定されたテーブルを利用することを特徴とする請求項1に記載のユーザ端末。
- 前記値は、上り制御チャネルリソースに関連付けられ、
前記制御部は、前記値に関連付けられた上り制御チャネルリソースを利用して、CSIプロセスのフィードバックを制御することを特徴とする請求項1に記載のユーザ端末。 - 前記制御部は、CSIプロセスを非周期的にフィードバックする場合と、CSIプロセスを周期的にフィードバックする場合において、異なるCSIプロセスが設定されたテーブルを利用することを特徴とする請求項1に記載のユーザ端末。
- 前記推定部は、フィードバックするCSIプロセスの内容に関わらず、各テーブルに規定されたCSIプロセスを生成することを特徴とする請求項3又は請求項4に記載のユーザ端末。
- 前記制御部は、前記値を受信した後、所定期間後にCSIプロセスを周期的にフィードバックする場合に適用するテーブルを切り替えることを特徴とする請求項4に記載のユーザ端末。
- 他の無線基地局と協調してユーザ端末と通信を行う無線基地局であって、
複数のテーブルのそれぞれが、異なる複数のCSIプロセスを示し、各CSIプロセスが、所定の希望信号電力測定用リソースの推定結果と干渉信号電力測定用リソースの推定結果との組み合わせであり、前記複数のテーブルの1つに関連付けられた値を、下り制御チャネル又はメディアアクセス制御(MAC)レイヤを介して、前記ユーザ端末へ送信する送信部と、
前記ユーザ端末から送信されるCSIプロセスを受信する受信部と、
前記ユーザ端末に通知したテーブルに関する情報に基づいて、受信したCSIプロセスを判断する判断部と、を有することを特徴とする無線基地局。 - 複数のセルと協調送信を行うユーザ端末の無線通信方法であって、
複数の希望信号電力測定用リソース及び干渉信号電力測定用リソースを用いてチャネル推定を行う工程と、
複数のテーブルのそれぞれが、異なる複数のCSIプロセスを示し、各CSIプロセスが、所定の希望信号電力測定用リソースの推定結果と干渉信号電力測定用リソースの推定結果との組み合わせであり、前記複数のテーブルの1つに関連付けられた値を、下り制御チャネル又はメディアアクセス制御(MAC)レイヤを介して受信する工程と、
前記値に関連付けられたテーブルを利用して、CSIプロセスのフィードバックを行う工程と、を有することを特徴とする無線通信方法。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2013270120A JP6442140B2 (ja) | 2013-12-26 | 2013-12-26 | ユーザ端末、無線基地局及び無線通信方法 |
PCT/JP2014/082720 WO2015098529A1 (ja) | 2013-12-26 | 2014-12-10 | ユーザ端末、無線基地局及び無線通信方法 |
US15/107,472 US20160323078A1 (en) | 2013-12-26 | 2014-12-10 | User terminal, radio base station and radio communication method |
EP14874718.1A EP3089507A4 (en) | 2013-12-26 | 2014-12-10 | User terminal, wireless base station, and wireless communication method |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2013270120A JP6442140B2 (ja) | 2013-12-26 | 2013-12-26 | ユーザ端末、無線基地局及び無線通信方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2015126414A JP2015126414A (ja) | 2015-07-06 |
JP6442140B2 true JP6442140B2 (ja) | 2018-12-19 |
Family
ID=53478393
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2013270120A Expired - Fee Related JP6442140B2 (ja) | 2013-12-26 | 2013-12-26 | ユーザ端末、無線基地局及び無線通信方法 |
Country Status (4)
Country | Link |
---|---|
US (1) | US20160323078A1 (ja) |
EP (1) | EP3089507A4 (ja) |
JP (1) | JP6442140B2 (ja) |
WO (1) | WO2015098529A1 (ja) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9979455B2 (en) * | 2014-04-16 | 2018-05-22 | Lg Electronics Inc. | Method and apparatus for processing aperiodic channel state information in wireless communication system |
KR102110326B1 (ko) * | 2014-06-18 | 2020-05-13 | 한국전자통신연구원 | 이종 네트워크 환경에서의 자원 할당 방법 및 그 장치 |
US10469236B2 (en) * | 2015-05-12 | 2019-11-05 | Lg Electronics Inc. | Method for reporting channel state in wireless communication system and apparatus therefor |
JPWO2017077753A1 (ja) * | 2015-11-05 | 2018-08-16 | ソニー株式会社 | 装置及び方法 |
WO2017172047A1 (en) | 2016-03-27 | 2017-10-05 | Ofinno Technologies, Llc | Channel state information transmission in a wireless network |
WO2019098693A1 (ko) * | 2017-11-15 | 2019-05-23 | 엘지전자 주식회사 | 무선 통신 시스템에서 단말의 비주기적 채널 상태 정보 전송 방법 및 상기 방법을 이용하는 단말 |
EP3817313A4 (en) * | 2018-06-28 | 2022-02-23 | Ntt Docomo, Inc. | USER TERMINAL AND WIRELESS COMMUNICATION METHOD |
EP4340429A1 (en) * | 2021-05-13 | 2024-03-20 | Sony Group Corporation | Base station, communication device, and communication method |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101841386B (zh) * | 2009-03-20 | 2014-11-05 | 中兴通讯股份有限公司 | 一种信道质量指示的反馈方法及*** |
EP2741539A4 (en) * | 2011-08-05 | 2015-05-27 | Panasonic Ip Corp America | END DEVICE, BASE STATION, TRANSMISSION PROCEDURE AND RECEPTION PROCEDURE |
EP2742748A4 (en) * | 2011-08-12 | 2015-08-26 | Intel Corp | SYSTEM AND METHOD FOR UPLINK POWER CONTROL IN A WIRELESS COMMUNICATION SYSTEM |
US9456372B2 (en) * | 2011-08-12 | 2016-09-27 | Interdigital Patent Holdings, Inc. | Interference measurement in wireless networks |
US20140018118A1 (en) * | 2012-07-12 | 2014-01-16 | Telefonaktiebolaget L M Ericsson (Publ) | User Equiptment and Associated Method |
RU2627739C1 (ru) * | 2013-09-11 | 2017-08-11 | Хуавей Текнолоджиз Ко., Лтд. | Способ конфигурации опорного сигнала информации о состоянии канала и базовая станция |
-
2013
- 2013-12-26 JP JP2013270120A patent/JP6442140B2/ja not_active Expired - Fee Related
-
2014
- 2014-12-10 US US15/107,472 patent/US20160323078A1/en not_active Abandoned
- 2014-12-10 EP EP14874718.1A patent/EP3089507A4/en not_active Withdrawn
- 2014-12-10 WO PCT/JP2014/082720 patent/WO2015098529A1/ja active Application Filing
Also Published As
Publication number | Publication date |
---|---|
WO2015098529A1 (ja) | 2015-07-02 |
EP3089507A1 (en) | 2016-11-02 |
EP3089507A4 (en) | 2017-08-02 |
US20160323078A1 (en) | 2016-11-03 |
JP2015126414A (ja) | 2015-07-06 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US10389498B2 (en) | Signaling method for CoMP operation in wireless communication system and device therefor | |
AU2018215304B2 (en) | User terminal and radio communication method | |
US11064480B2 (en) | User terminal, radio base station and radio communication method | |
US11832114B2 (en) | User terminal, radio base station and radio communication method | |
JP6442140B2 (ja) | ユーザ端末、無線基地局及び無線通信方法 | |
EP3179821B1 (en) | User terminal, wireless communication system, and wireless communication method | |
US11178666B2 (en) | User terminal and radio communication method | |
US9742534B2 (en) | Radio communication method, radio communication system, radio base station and user terminal | |
JP6151108B2 (ja) | 無線基地局、ユーザ端末及び参照信号送信方法 | |
JP6161347B2 (ja) | ユーザ端末、無線基地局及び無線通信方法 | |
AU2017237887B2 (en) | User terminal, radio base station and radio communication method | |
US20160337993A1 (en) | User terminal, radio base station and radio communication method | |
JP6289818B2 (ja) | ユーザ端末及び無線通信方法 | |
JP6301065B2 (ja) | 無線基地局、ユーザ端末および無線通信方法 | |
US20160269940A1 (en) | Central control station, radio base station and radio communication control method | |
US20210307037A1 (en) | User terminal and radio communication method | |
US11012127B2 (en) | Apparatus and radio communication method | |
US20210306101A1 (en) | User terminal and radio communication method | |
US20170230976A1 (en) | Radio base station, user terminal and radio communication method | |
OA19005A (en) | User terminal, wireless base station, and wireless communication method. |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20161221 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20180227 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20180423 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20180814 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20181012 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20181030 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20181126 |
|
R150 | Certificate of patent or registration of utility model |
Ref document number: 6442140 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 |
|
LAPS | Cancellation because of no payment of annual fees |