ES2808858T3 - Seguimiento de la fase en campos de entrenamiento - Google Patents
Seguimiento de la fase en campos de entrenamiento Download PDFInfo
- Publication number
- ES2808858T3 ES2808858T3 ES16732853T ES16732853T ES2808858T3 ES 2808858 T3 ES2808858 T3 ES 2808858T3 ES 16732853 T ES16732853 T ES 16732853T ES 16732853 T ES16732853 T ES 16732853T ES 2808858 T3 ES2808858 T3 ES 2808858T3
- Authority
- ES
- Spain
- Prior art keywords
- tone
- locations
- fixed
- tone locations
- indices
- 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.)
- Active
Links
- 238000012549 training Methods 0.000 title claims abstract description 28
- 230000005540 biological transmission Effects 0.000 claims abstract description 73
- 238000000034 method Methods 0.000 claims abstract description 53
- 238000004891 communication Methods 0.000 claims abstract description 34
- 238000012545 processing Methods 0.000 claims description 32
- 239000011159 matrix material Substances 0.000 claims description 10
- 238000004590 computer program Methods 0.000 claims description 5
- 238000010586 diagram Methods 0.000 description 12
- 230000008569 process Effects 0.000 description 10
- 238000013459 approach Methods 0.000 description 9
- 230000006870 function Effects 0.000 description 7
- 230000004044 response Effects 0.000 description 7
- 238000013461 design Methods 0.000 description 6
- 238000005553 drilling Methods 0.000 description 6
- 241001473439 Tonerus Species 0.000 description 5
- 230000008901 benefit Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000001413 cellular effect Effects 0.000 description 2
- 230000000295 complement effect Effects 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 238000013507 mapping Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 238000013468 resource allocation Methods 0.000 description 2
- 238000001228 spectrum Methods 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 238000012935 Averaging Methods 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000013213 extrapolation Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- 238000007449 liver function test Methods 0.000 description 1
- 238000007726 management method Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000012092 media component Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000010363 phase shift Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 230000003595 spectral effect Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 230000000153 supplemental effect Effects 0.000 description 1
- 230000001052 transient effect Effects 0.000 description 1
- 230000002618 waking effect Effects 0.000 description 1
Classifications
-
- 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
- H04B7/0413—MIMO systems
- H04B7/0452—Multi-user 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
- H04B7/0413—MIMO systems
- H04B7/0456—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/0202—Channel estimation
- H04L25/0204—Channel estimation of multiple channels
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/0202—Channel estimation
- H04L25/0224—Channel estimation using sounding signals
-
- 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
- H04L27/2602—Signal structure
-
- 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
- H04L27/2602—Signal structure
- H04L27/26025—Numerology, i.e. varying one or more of symbol duration, subcarrier spacing, Fourier transform size, sampling rate or down-clocking
-
- 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
- H04L27/2602—Signal structure
- H04L27/261—Details of reference signals
- H04L27/2613—Structure of the reference signals
-
- 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
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W56/00—Synchronisation arrangements
- H04W56/0035—Synchronisation arrangements detecting errors in frequency or phase
-
- 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
- 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
- H04L27/2602—Signal structure
- H04L27/26035—Maintenance of orthogonality, e.g. for signals exchanged between cells or users, or by using covering codes or sequences
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- Mathematical Physics (AREA)
- Power Engineering (AREA)
- Mobile Radio Communication Systems (AREA)
- Synchronisation In Digital Transmission Systems (AREA)
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201562180030P | 2015-06-15 | 2015-06-15 | |
| US201562188331P | 2015-07-02 | 2015-07-02 | |
| US201562190245P | 2015-07-08 | 2015-07-08 | |
| US15/182,551 US10237839B2 (en) | 2015-06-15 | 2016-06-14 | Phase tracking in training fields |
| PCT/US2016/037569 WO2016205327A1 (en) | 2015-06-15 | 2016-06-15 | Phase tracking in training fields |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ES2808858T3 true ES2808858T3 (es) | 2021-03-02 |
Family
ID=57516374
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES16732853T Active ES2808858T3 (es) | 2015-06-15 | 2016-06-15 | Seguimiento de la fase en campos de entrenamiento |
Country Status (9)
| Country | Link |
|---|---|
| US (3) | US10285149B2 (https=) |
| EP (3) | EP3308513B1 (https=) |
| JP (2) | JP2018524881A (https=) |
| KR (2) | KR102011914B1 (https=) |
| CN (2) | CN107743690A (https=) |
| BR (1) | BR112017026910A2 (https=) |
| CA (2) | CA2983879A1 (https=) |
| ES (1) | ES2808858T3 (https=) |
| WO (2) | WO2016205333A1 (https=) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR102053237B1 (ko) * | 2014-10-06 | 2020-01-07 | 엘지전자 주식회사 | 무선랜에서 파일롯 톤을 포함하는 자원 단위 상에서 데이터를 전송하는 방법 및 장치 |
| US10247808B2 (en) * | 2015-01-12 | 2019-04-02 | Qualcomm Incorporated | Location reporting for extremely high frequency (EHF) devices |
| US10285149B2 (en) | 2015-06-15 | 2019-05-07 | Qualcomm Incorporated | Orthogonal training field sequences for phase tracking |
| US20170111858A1 (en) * | 2015-10-19 | 2017-04-20 | Shahrnaz Azizi | Wake up packet design for low-power wake-up receiver in a wireless network |
| CN107547094B (zh) * | 2016-06-29 | 2023-08-22 | 华为技术有限公司 | 一种信号传输方法及装置 |
| US10979191B2 (en) * | 2016-08-05 | 2021-04-13 | Samsung Electronics Co., Ltd. | Method and apparatus for reference signal signaling for advanced wireless communications |
| CN118524443A (zh) * | 2019-03-06 | 2024-08-20 | 华为技术有限公司 | 信息发送、信息接收方法及装置 |
| US12476845B2 (en) * | 2021-01-14 | 2025-11-18 | Sony Group Corporation | First and second communication devices and methods |
| US20250141625A1 (en) * | 2021-09-20 | 2025-05-01 | Sony Group Corporation | First and second communication devices and methods |
Family Cites Families (44)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1773989B (zh) * | 2004-05-07 | 2012-03-21 | 美国博通公司 | 多进多出无线通信的绿地前同步码格式 |
| US8619907B2 (en) * | 2004-06-10 | 2013-12-31 | Agere Systems, LLC | Method and apparatus for preamble training in a multiple antenna communication system |
| US8737189B2 (en) | 2005-02-16 | 2014-05-27 | Broadcom Corporation | Method and system for compromise greenfield preambles for 802.11n |
| KR100784176B1 (ko) | 2006-01-17 | 2007-12-13 | 포스데이타 주식회사 | 무선통신 시스템에서 상향링크 신호의 채널을 추정하는방법 및 상기 방법이 적용된 채널 추정기 |
| US8027300B2 (en) | 2006-10-17 | 2011-09-27 | Qualcomm Incorporated | VCO ringing correction in packet switched wireless networks |
| KR20090093800A (ko) * | 2008-02-29 | 2009-09-02 | 엘지전자 주식회사 | 무선통신 시스템에서 ａｃｋ/ｎａｃｋ 신호 전송방법 |
| US20100046656A1 (en) * | 2008-08-20 | 2010-02-25 | Qualcomm Incorporated | Preamble extensions |
| US20100290449A1 (en) | 2008-08-20 | 2010-11-18 | Qualcomm Incorporated | Preamble extensions |
| KR101619964B1 (ko) * | 2008-11-02 | 2016-05-23 | 엘지전자 주식회사 | 다중 입출력 시스템에서 공간 다중화 프리코딩 방법 |
| AT508582B1 (de) * | 2009-07-01 | 2011-09-15 | Leica Mikrosysteme Gmbh | Verfahren zur herstellung einer in einen probenbehälter eingeschlossenen wasserhaltigen probe und probenbehälter zur durchführung des verfahrens |
| US8717865B2 (en) | 2009-07-17 | 2014-05-06 | Qualcomm Incorporated | Method and apparatus for constructing very high throughput short training field sequences |
| US8432785B2 (en) | 2009-09-02 | 2013-04-30 | Qualcomm Incorporated | Flexible SDMA and interference suppression |
| US9288096B2 (en) | 2009-12-07 | 2016-03-15 | Qualcomm Incorporated | Enabling phase tracking for a communication device |
| US20110194655A1 (en) | 2010-02-10 | 2011-08-11 | Qualcomm Incorporated | Methods and apparatus to perform residual frequency offset estimation and correction in ieee 802.11 waveforms |
| US9089002B2 (en) * | 2010-05-16 | 2015-07-21 | Qualcomm Incorporated | Efficient group ID management for wireless local area networks (WLANs) |
| CN101848063B (zh) * | 2010-05-21 | 2016-06-08 | 北京新岸线移动多媒体技术有限公司 | 支持子信道调制编码的数据传输方法及无线局域网系统 |
| US9001908B2 (en) * | 2010-07-01 | 2015-04-07 | Marvell World Trade Ltd. | Orthogonal frequency division multiplexing (OFDM) symbol formats for a wireless local area network (WLAN) |
| CN102959893B (zh) * | 2010-07-01 | 2016-03-23 | 马维尔国际贸易有限公司 | Wlan帧报头中的信号字段的调制 |
| US8402295B2 (en) * | 2010-07-09 | 2013-03-19 | Qualcomm Incorporated | Techniques employing flits for clock gating |
| JP2012027543A (ja) * | 2010-07-20 | 2012-02-09 | Toshiba Corp | 描画装置、描画方法、及び描画プログラム |
| CN105790894B (zh) * | 2010-08-10 | 2019-10-01 | 马维尔国际贸易有限公司 | 通信系统中的信道描述反馈 |
| US8494075B2 (en) * | 2010-08-26 | 2013-07-23 | Qualcomm Incorporated | Single stream phase tracking during channel estimation in a very high throughput wireless MIMO communication system |
| US8787338B2 (en) | 2010-10-04 | 2014-07-22 | Marvell World Trade Ltd. | Determining a communication channel from a plurality of possible channel bandwidths |
| EP2625904B1 (en) * | 2010-10-08 | 2016-06-29 | LG Electronics Inc. | Method for power saving in wireless local area network and apparatus for the same |
| US8687727B2 (en) * | 2010-11-05 | 2014-04-01 | Intel Corporation | Coordinated multi-point transmission using interference feedback |
| WO2012103363A1 (en) * | 2011-01-28 | 2012-08-02 | Marvell World Trade Ltd. | Physical layer frame format for long range wlan |
| US8774124B2 (en) * | 2011-04-24 | 2014-07-08 | Broadcom Corporation | Device coexistence within single user, multiple user, multiple access, and/or MIMO wireless communications |
| KR102005055B1 (ko) * | 2011-05-26 | 2019-07-29 | 마벨 월드 트레이드 리미티드 | 장거리 wlan을 위한 사운딩 패킷 포맷 |
| WO2012173975A2 (en) | 2011-06-15 | 2012-12-20 | Marvell World Trade Ltd. | Low bandwidth phy for wlan |
| WO2013066739A1 (en) * | 2011-11-02 | 2013-05-10 | Marvell World Trade Ltd. | Method and apparatus for automatically detecting a physical layer (phy) mode of a data unit in a wireless local area network (wlan) |
| US9078237B2 (en) * | 2012-04-13 | 2015-07-07 | Intel Corporation | Methods and arrangements for orthogonal training sequences in wireless networks |
| JP6253642B2 (ja) | 2012-05-24 | 2017-12-27 | マーベル ワールド トレード リミテッド | 長距離無線ローカルエリアネットワークにおける周波数領域複製 |
| CN103326966B (zh) * | 2013-05-16 | 2016-08-03 | 东莞中山大学研究院 | 适用于无线局域网ofdm系统的信道估计方法 |
| US9565497B2 (en) * | 2013-08-01 | 2017-02-07 | Caavo Inc. | Enhancing audio using a mobile device |
| KR20160077134A (ko) | 2013-10-25 | 2016-07-01 | 마벨 월드 트레이드 리미티드 | 와이파이를 위한 레인지 확장 모드 |
| US10194006B2 (en) * | 2013-10-25 | 2019-01-29 | Marvell World Trade Ltd. | Physical layer frame format for WLAN |
| US9693261B1 (en) | 2013-12-26 | 2017-06-27 | Marvell International Ltd. | Method and apparatus for transmitting and receiving a packet with a traveling pilot in sub-1 GHz band via one or more space time streams based on capabilities information |
| US9680621B2 (en) * | 2014-01-31 | 2017-06-13 | Avago Technologies General Ip (Singapore) Pte. Ltd. | MU-MIMO acknowledgement protocol efficiency |
| KR101884541B1 (ko) | 2014-02-04 | 2018-08-01 | 엘지전자 주식회사 | 데이터 단위를 수신하는 방법 및 장치 |
| EP3149879B1 (en) | 2014-06-02 | 2018-05-23 | Marvell World Trade Ltd. | High efficiency orthogonal frequency division multiplexing (ofdm) physical layer (phy) |
| CN106664281B (zh) | 2014-06-11 | 2020-07-10 | 马维尔国际有限公司 | 用于在无线通信系统中填充ofdm符号的方法和装置 |
| US9712217B2 (en) | 2014-09-08 | 2017-07-18 | Intel Corporation | Parallel channel training in multi-user multiple-input and multiple-output system |
| US9654308B2 (en) | 2014-11-19 | 2017-05-16 | Intel Corporation | Systems and methods for carrier frequency offset estimation for long training fields |
| US10285149B2 (en) | 2015-06-15 | 2019-05-07 | Qualcomm Incorporated | Orthogonal training field sequences for phase tracking |
-
2016
- 2016-06-14 US US15/182,554 patent/US10285149B2/en not_active Expired - Fee Related
- 2016-06-14 US US15/182,551 patent/US10237839B2/en active Active
- 2016-06-15 CN CN201680034507.6A patent/CN107743690A/zh active Pending
- 2016-06-15 ES ES16732853T patent/ES2808858T3/es active Active
- 2016-06-15 WO PCT/US2016/037578 patent/WO2016205333A1/en not_active Ceased
- 2016-06-15 EP EP16732853.3A patent/EP3308513B1/en active Active
- 2016-06-15 JP JP2017564616A patent/JP2018524881A/ja active Pending
- 2016-06-15 EP EP16742047.0A patent/EP3308514A1/en not_active Withdrawn
- 2016-06-15 WO PCT/US2016/037569 patent/WO2016205327A1/en not_active Ceased
- 2016-06-15 CN CN201680034528.8A patent/CN107750447A/zh active Pending
- 2016-06-15 KR KR1020177035840A patent/KR102011914B1/ko active Active
- 2016-06-15 KR KR1020177035843A patent/KR20180018557A/ko not_active Withdrawn
- 2016-06-15 CA CA2983879A patent/CA2983879A1/en not_active Abandoned
- 2016-06-15 JP JP2017564446A patent/JP2018524879A/ja not_active Ceased
- 2016-06-15 CA CA2983876A patent/CA2983876A1/en not_active Abandoned
- 2016-06-15 BR BR112017026910A patent/BR112017026910A2/pt not_active Application Discontinuation
- 2016-06-15 EP EP20165987.7A patent/EP3691213B1/en active Active
-
2019
- 2019-03-04 US US16/291,411 patent/US10820291B2/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CA2983879A1 (en) | 2016-12-22 |
| CA2983876A1 (en) | 2016-12-22 |
| KR102011914B1 (ko) | 2019-08-19 |
| US10285149B2 (en) | 2019-05-07 |
| EP3308513A1 (en) | 2018-04-18 |
| WO2016205327A1 (en) | 2016-12-22 |
| EP3308514A1 (en) | 2018-04-18 |
| JP2018524879A (ja) | 2018-08-30 |
| US10820291B2 (en) | 2020-10-27 |
| EP3691213B1 (en) | 2022-05-18 |
| CN107750447A (zh) | 2018-03-02 |
| US20160365955A1 (en) | 2016-12-15 |
| EP3308513B1 (en) | 2020-04-29 |
| US10237839B2 (en) | 2019-03-19 |
| KR20180018556A (ko) | 2018-02-21 |
| KR20180018557A (ko) | 2018-02-21 |
| EP3691213A1 (en) | 2020-08-05 |
| BR112017026910A2 (pt) | 2018-08-14 |
| JP2018524881A (ja) | 2018-08-30 |
| US20160366659A1 (en) | 2016-12-15 |
| WO2016205333A1 (en) | 2016-12-22 |
| CN107743690A (zh) | 2018-02-27 |
| US20190200314A1 (en) | 2019-06-27 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| ES2808858T3 (es) | Seguimiento de la fase en campos de entrenamiento | |
| ES3030324T3 (en) | Method for indicating reference signal configuration information, base station, and terminal | |
| JP7162601B2 (ja) | ブロードキャストチャネル送信および復調 | |
| WO2021047279A1 (en) | Systems and methods for configuring sensing signals in a wireless communication network | |
| ES2873207T3 (es) | Planes de tonos de campo de entrenamiento para redes de comunicación inalámbrica de velocidad mixta | |
| ES2840149T3 (es) | Procedimientos y aparatos para señal de referencia de medición en un sistema de comunicación inalámbrica | |
| US9998951B2 (en) | Training sequence generation for wireless communication networks | |
| US20180062904A1 (en) | Symbol-mapping method and radio device for decreasing papr | |
| CN104901788B (zh) | 一种导频信号发送方法和设备 | |
| CN108809612B (zh) | 用于传输dmrs的方法和通信设备 | |
| KR20130132663A (ko) | 대규모 지연 확산 전개 시나리오를 지원하는 프레임 구조 | |
| CN107040354A (zh) | 上行dmrs的配置方法、网元、上行dmrs的传输方法和装置 | |
| US20200295979A1 (en) | Radio transmission device and radio reception device | |
| KR20240136318A (ko) | 인접한 주파수 홉 사이에서 중첩 리소스를 갖는 기준 신호를 사용하는 포지셔닝 | |
| CN109246822A (zh) | 传输广播消息的方法、基站和用户设备 | |
| CN104685822A (zh) | 用于lte tdd系统的子帧配置 | |
| CN102484531B (zh) | 用于在无线通信系统中发送导频的方法和装置 | |
| CN119254378A (zh) | 用于dft扩展ofdm的低papr dmrs和低小区间干扰 | |
| KR102914003B1 (ko) | 5g nr 위한 srs 시퀀스 생성 방법 및 장치 | |
| TW201703452A (zh) | 正交訓練欄位序列 | |
| BR112019023267B1 (pt) | Método e aparelho para transmissão de um preâmbulorachem uma redesemfio |