JPWO2016182041A1 - 基地局装置および端末装置 - Google Patents
基地局装置および端末装置 Download PDFInfo
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/26—Systems using multi-frequency codes
- H04L27/2601—Multicarrier modulation systems
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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
- H04L5/0001—Arrangements for dividing the transmission path
- H04L5/0003—Two-dimensional division
- H04L5/0005—Time-frequency
- H04L5/0007—Time-frequency the frequencies being orthogonal, e.g. OFDM(A), DMT
- H04L5/001—Time-frequency the frequencies being orthogonal, e.g. OFDM(A), DMT the frequencies being arranged in component carriers
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J11/00—Orthogonal multiplex systems, e.g. using WALSH codes
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- 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
- H04L1/0002—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission rate
- H04L1/0003—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission rate by switching between different modulation schemes
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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
- H04L5/0001—Arrangements for dividing the transmission path
- H04L5/0003—Two-dimensional division
- H04L5/0005—Time-frequency
- H04L5/0007—Time-frequency the frequencies being orthogonal, e.g. OFDM(A), DMT
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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
- H04L5/0044—Arrangements for allocating sub-channels of the transmission path allocation of payload
- H04L5/0046—Determination of how many bits are transmitted on different sub-channels
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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
- H04L5/0091—Signaling for the administration of the divided path
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W28/00—Network traffic management; Network resource management
- H04W28/02—Traffic management, e.g. flow control or congestion control
- H04W28/0215—Traffic management, e.g. flow control or congestion control based on user or device properties, e.g. MTC-capable devices
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/02—Power saving arrangements
- H04W52/0209—Power saving arrangements in terminal devices
- H04W52/0225—Power saving arrangements in terminal devices using monitoring of external events, e.g. the presence of a signal
- H04W52/0235—Power saving arrangements in terminal devices using monitoring of external events, e.g. the presence of a signal where the received signal is a power saving command
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/04—Wireless resource allocation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W74/00—Wireless channel access
- H04W74/002—Transmission of channel access control information
- H04W74/006—Transmission of channel access control information in the downlink, i.e. towards the terminal
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
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Abstract
Description
本実施形態における通信システムは、少なくとも1つの基地局装置(送信装置、セル、送信点、送信アンテナ群、送信アンテナポート群、コンポーネントキャリア、evolved Node B(eNB))および複数の端末装置(端末、移動端末、受信点、受信端末、受信装置、受信アンテナ群、受信アンテナポート群、User Equipment(UE))を備える。
第1の実施形態では、DL−NOMAに参加する端末装置に関して、セルエッジの端末装置のリソース割り当てが、セル中央の端末装置のリソース割り当てを包含するようにリソース割り当てを行なうことで、ブラインド検出を行ないやすくなり、限られた制御情報で干渉信号の情報を通知できることを示した。しかしながら、セルエッジの端末装置宛ての信号のリソース割り当てが、セル中央の端末装置のリソース割り当てを包含するという制限がかかることになる。
101〜103 端末装置
200 MCS決定部
201−1〜201−3 符号化部
202−1〜202−3 変調部
203−1〜203−3 電力割当部
204−1〜204−3 リソース割当部
205 信号加算部
206 スケジューリング部
207 制御情報多重部
208 OFDM信号生成部
209 送信アンテナ
301 IFFT部
302 CP付加部
303 無線送信部
401 受信アンテナ
402 OFDM受信信号処理部
403 制御情報分離部
404 リソース抽出部
405 信号検出部
406 復号部
501 無線受信部
502 CP除去部
503 FFT部
Claims (6)
- 一部のサブキャリアで第1の端末装置と1または複数の第2の端末装置宛てのシンボルを加算して送信する基地局装置であって、
前記第1の端末装置に前記1または複数の第2の端末装置よりも低いエネルギーを設定する電力設定部と、
前記第1の端末装置宛ての信号のリソース割り当てとは異なるリソース割り当てを前記1または複数の第2の端末装置宛ての信号に対して行なうスケジューリング部と、
前記第1の端末装置宛ての信号のリソース割り当てにおいて、第1の端末装置宛ての信号に加算される前記1または複数の第2の端末装置が用いる変調方式が同一となるように変調方式を制御するMCS決定部を具備することを特徴とする基地局装置。 - 前記スケジューリング部は、前記第1の端末装置宛ての信号のリソース割り当てが、前記1または複数の第2の端末装置のいずれかの端末装置宛ての信号のリソース割り当てに含まれるようにスケジューリングを行なうことを特徴とする請求項1に記載の基地局装置。
- 前記スケジューリング部は、前記第1の端末装置宛ての信号のリソース割り当ては、前記1または複数の第2の端末装置宛ての信号のリソース割り当てを含むようにスケジューリングを行ない、
前記MCS決定部は、前記1または複数の第2の端末装置宛ての信号の変調方式を同一とすることを特徴とする請求項1に記載の基地局装置。 - 前記1または複数の第2の端末装置が用いる変調方式を前記第1の端末装置に通知する制御情報を多重する制御情報多重部をさらに具備することを特徴とする請求項1に記載の基地局装置。
- 一部のサブキャリアで第1の端末装置宛てのシンボルと、1または複数の第2の端末装置宛てのシンボルが加算された信号を受信する端末装置であって、
前記第1の端末装置宛ての信号が使用するリソースにおいて、すべてのサブキャリアで同一の変調方式が多重されていることを仮定して第1の端末装置宛ての信号を検出する信号検出部を具備することを特徴とする端末装置。 - 制御情報として前記同一の変調方式を受信する制御情報分離部をさらに具備することを特徴とする請求項5記載の端末装置。
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JP2015098652 | 2015-05-14 | ||
JP2015098652 | 2015-05-14 | ||
PCT/JP2016/064220 WO2016182041A1 (ja) | 2015-05-14 | 2016-05-13 | 基地局装置および端末装置 |
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JPWO2016182041A1 true JPWO2016182041A1 (ja) | 2018-03-29 |
JP6956006B2 JP6956006B2 (ja) | 2021-10-27 |
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US (1) | US10439770B2 (ja) |
EP (1) | EP3297190B1 (ja) |
JP (1) | JP6956006B2 (ja) |
KR (1) | KR102534065B1 (ja) |
CN (1) | CN107534510B (ja) |
WO (1) | WO2016182041A1 (ja) |
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US10582397B2 (en) * | 2016-11-09 | 2020-03-03 | Qualcomm Incorporated | Beam refinement reference signal transmissions during control symbol |
CN108243453B (zh) * | 2016-12-23 | 2021-06-29 | 中国电信股份有限公司 | 下行数据传输方法及装置 |
US10686575B2 (en) * | 2017-06-23 | 2020-06-16 | Samsung Electronics Co., Ltd. | Method and apparatus for wireless communication using modulation, coding schemes, and transport block sizes |
CN108990142B (zh) * | 2018-06-14 | 2021-04-27 | 东南大学 | 一种低信令开销的多载波非正交多址接入系统的传输方法 |
US20230026867A1 (en) | 2019-11-22 | 2023-01-26 | Continental Teves Ag & Co. Ohg | Method for wireless x2x access and receivers for large multidimensional wireless systems |
US11996899B2 (en) | 2020-04-03 | 2024-05-28 | Continental Automotive Technologies GmbH | Method of discrete digital signal recovery in noisy overloaded wireless communication systems in the presence of hardware impairments |
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EP3297190B1 (en) | 2020-03-25 |
KR20180008541A (ko) | 2018-01-24 |
CN107534510B (zh) | 2020-10-23 |
EP3297190A1 (en) | 2018-03-21 |
JP6956006B2 (ja) | 2021-10-27 |
US20180102882A1 (en) | 2018-04-12 |
CN107534510A (zh) | 2018-01-02 |
US10439770B2 (en) | 2019-10-08 |
KR102534065B1 (ko) | 2023-05-19 |
WO2016182041A1 (ja) | 2016-11-17 |
EP3297190A4 (en) | 2019-01-09 |
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