JP2023036643A - チャンネル状態情報をマルチプレクシングする方法及び装置 - Google Patents
チャンネル状態情報をマルチプレクシングする方法及び装置 Download PDFInfo
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Abstract
Description
・2D:2次元(two-dimensional)
・MIMO:多重入力多重出力(multiple-input multiple-output)
・SU-MIMO:単一ユーザ MIMO(single-user MIMO)
・MU-MIMO:多重ユーザ MIMO(multi-user (MIMO)
・3GPP(登録商標):3世代パートナシッププロジェクト(3rd generation partnership project)
・LTE:long-term evolution
・UE:ユーザ装置(user equipment)
・eNB:evolved Node B又は“eNB”
・BS:基地局(base station)
・DL:ダウンリンク(downlink)
・UL:アップリンク(uplink)
・CRS:セル特定基準信号(cell-specific reference signal(s))
・DMRS:復調基準信号(demodulation reference signal(s))
・SRS:サウンディング基準信号(sounding reference signal(s))
・UE-RS:UE-特定基準信号(UE-specific reference signal(s))
・CSI-RS:チャンネル状態情報基準信号(channel state information reference signals)
・SCID:スクランブルアイデンティティー(scrambling identity)
・MCS:変調及びコーディング方式(modulation and coding scheme)
・RE:リソース要素(resource element)
・CQI:チャンネル品質情報(channel quality information)
・PMI:プリコーディングマトリックスインジケーター(precoding matrix indicator)
・RI:ランクインジケーター(rank indicator)
・MU-CQI:マルチユーザCQI(multi-user CQI)
・CSI:チャンネル状態情報(channel state information)
・CSI-IM:CSI干渉測定(CSI interference measurement)
・CoMP:多地点協力(coordinated multi-point)
・DCI:ダウンリンク制御情報(downlink control information)
・UCI:アップリンク制御情報(uplink control information)
・PDSCH:物理的ダウンリンク共有チャンネル(physical downlink shared channel)
・PDCCH:物理的ダウンリンク制御チャンネル(physical downlink control channel)
・PUSCH:物理的アップリンク共有チャンネル(physical uplink shared channel)
・PUCCH:物理的アップリンク制御チャンネル(physical uplink control channel)
・PRB:物理的リソースブロック(physical resource block)
・RRC:無線リソース制御(radio resource control)
・AoA:到着角度(angle of arrival)
・AoD:出発角度(angle of departure)
特に、報告されたN0,2値は次のオプションのうちの少なくとも一つによってRI値を誘導することに用いられる。(N0,1、N0,2)報告に対するAlt Eを仮定する一つのオプションで、N0,2=2Lであれば、RI=1であり、そうではなければ、
101,102,103 基地局(BS)
111,112,113,114,115,116 ユーザ装置(UE)
120,125 カバレッジ領域
130 IPネットワーク
Claims (1)
- 無線通信システムの端末によって行われる方法において、
基地局から、チャンネル状態情報(CSI:channel state information)報告設定を受信する段階であって、前記CSI報告設定は、広帯域(wideband)報告又は部分帯域(subband)報告されるように設定される少なくとも一つのCSIパラメーターを指示する第1情報と、CSIが報告される部分帯域らのセットを指示する第2情報とを含み、前記少なくとも一つのCSIパラメーターは、前記広帯域報告されるように設定された場合、前記部分帯域らのセット全体についてのCSIパラメーターであり、前記部分帯域報告されるように設定された場合、前記部分帯域らのセットのそれぞれの部分帯域についてのCSIパラメーターである、前記受信する段階と、
前記第1情報及び前記第2情報に基づいて前記部分帯域らのセットに対する第1CSIパート(part)及び第2CSIパートを決定する段階と、
前記基地局に、前記第1CSIパート及び前記第2CSIパートを含む前記CSIを伝送する段階と、を含み、
前記第1CSIパートは、RI(rank indicator)及び第1CQI(channel quality information)を含み、前記第1CQIは、第1コードワード(codeword)に関連し、
前記第2CSIパートのペイロード(payload)サイズは、前記第1CSIパートの前記RIに基づき、
前記第1CSIパート及び前記第2CSIパートは、別途に(separately)エンコーディングされるものである、方法。
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US201762446145P | 2017-01-13 | 2017-01-13 | |
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US201762462431P | 2017-02-23 | 2017-02-23 | |
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US201762470633P | 2017-03-13 | 2017-03-13 | |
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US201762558078P | 2017-09-13 | 2017-09-13 | |
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US201762559287P | 2017-09-15 | 2017-09-15 | |
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US15/833,746 | 2017-12-06 | ||
US15/833,746 US10873439B2 (en) | 2016-12-16 | 2017-12-06 | Method and apparatus for multiplexing channel state information |
PCT/KR2017/014739 WO2018111007A1 (en) | 2016-12-16 | 2017-12-14 | Method and apparatus for multiplexing channel state information |
JP2019531950A JP7191827B2 (ja) | 2016-12-16 | 2017-12-14 | チャンネル状態情報をマルチプレクシングする方法及び装置 |
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EP (1) | EP3529929A4 (ja) |
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KR (2) | KR102653765B1 (ja) |
CN (2) | CN115426091A (ja) |
AU (2) | AU2017374457B2 (ja) |
CA (1) | CA3047229A1 (ja) |
MY (1) | MY197585A (ja) |
WO (1) | WO2018111007A1 (ja) |
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US10893512B2 (en) * | 2017-01-16 | 2021-01-12 | Mediatek Inc. | Resource element (RE) allocation for uplink control information (UCI) on physical uplink shared channel (PUSCH) |
CN114844608A (zh) * | 2017-02-17 | 2022-08-02 | 华为技术有限公司 | 多传输节点传输方法及通信装置 |
KR20190127729A (ko) * | 2017-03-14 | 2019-11-13 | 광동 오포 모바일 텔레커뮤니케이션즈 코포레이션 리미티드 | 집합 방법, 기지국, 사용자 기기 및 저장 매체 |
EP3602933B1 (en) * | 2017-03-24 | 2023-11-01 | Telefonaktiebolaget LM Ericsson (publ) | Semi-persistent csi feedback over pusch |
US10742290B2 (en) * | 2017-04-13 | 2020-08-11 | Samsung Electronics Co., Ltd. | High-resolution CSI reporting based on unequal bit allocation in advanced wireless communication systems |
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