MX2018013735A - Prefijacion de simbolos ofdm para soportar longitud de subtrama variable. - Google Patents
Prefijacion de simbolos ofdm para soportar longitud de subtrama variable.Info
- Publication number
- MX2018013735A MX2018013735A MX2018013735A MX2018013735A MX2018013735A MX 2018013735 A MX2018013735 A MX 2018013735A MX 2018013735 A MX2018013735 A MX 2018013735A MX 2018013735 A MX2018013735 A MX 2018013735A MX 2018013735 A MX2018013735 A MX 2018013735A
- Authority
- MX
- Mexico
- Prior art keywords
- sequence
- subtrame
- prefixation
- variable
- ofdm symbol
- Prior art date
Links
Classifications
-
- 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
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/003—Arrangements for allocating sub-channels of the transmission path
-
- 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
- H04L27/2605—Symbol extensions, e.g. Zero Tail, Unique Word [UW]
- H04L27/2607—Cyclic extensions
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- Mathematical Physics (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
La presente invención se refiere a un primer nodo de radio (300) configurado para multiplexación por división de frecuencia ortogonal (OFDM), que comprende un receptor (310), un transmisor (320), un procesador (330) y una memoria (340) que almacena instrucciones ejecutables por el procesador (330) para hacer que el transmisor (320) en un primer modo de operación con un primer separador de subportadora f1: transmita una secuencia de símbolos OFDM prefijados, y en un segundo modo de operación con un segundo separador de subportadora f2: transmita una secuencia de símbolos OFDM prefijados, en donde la secuencia de los símbolos OFDM transmitidos se alinea con una trama de radio de repetición predefinida, que es común para los primero y segundo modos de operación, o con un múltiplo entero de la trama de radio de repetición predefinida; y los primero y segundo separadores de subportadora están relacionadas por un factor entero, f1/f2 = p o f1/f2 =1/p, con p ? 1 entero.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2016083213 | 2016-05-24 | ||
| PCT/SE2017/050480 WO2017204717A1 (en) | 2016-05-24 | 2017-05-12 | Prefixing of ofdm symbols to support variable subframe length |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| MX2018013735A true MX2018013735A (es) | 2019-03-28 |
| MX377188B MX377188B (es) | 2025-03-07 |
Family
ID=58800879
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| MX2018013735A MX377188B (es) | 2016-05-24 | 2017-05-12 | Prefijacion de simbolos ofdm para soportar longitud de subtrama variable. |
Country Status (13)
| Country | Link |
|---|---|
| US (5) | US10193724B2 (es) |
| EP (2) | EP3468090A1 (es) |
| JP (1) | JP6781773B2 (es) |
| CN (1) | CN109155724B (es) |
| AR (1) | AR108475A1 (es) |
| BR (1) | BR112018073526A2 (es) |
| ES (1) | ES2702040T3 (es) |
| IL (1) | IL262810B (es) |
| MX (1) | MX377188B (es) |
| MY (1) | MY195683A (es) |
| PL (1) | PL3284204T3 (es) |
| WO (1) | WO2017204717A1 (es) |
| ZA (1) | ZA201807250B (es) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10193724B2 (en) | 2016-05-24 | 2019-01-29 | Telefonaktiebolaget Lm Ericsson (Publ) | Prefixing of OFDM symbols to support variable subframe length |
| US10448380B2 (en) * | 2016-06-27 | 2019-10-15 | Qualcomm Incorporated | Split symbol control for aligned numerology |
| ES3005159T3 (en) * | 2017-07-13 | 2025-03-14 | Zte Corp | System and method for transmitting a signal |
| US10862613B2 (en) * | 2018-02-01 | 2020-12-08 | T-Mobile Usa, Inc. | Dynamic numerology based on services |
| US11456904B2 (en) * | 2020-04-16 | 2022-09-27 | Qualcomm Incorporated | Numerologies for distributing an excess cyclic prefix during orthogonal frequency-division multiplexing |
| US12470316B2 (en) * | 2022-09-23 | 2025-11-11 | Qualcomm Incorporated | Fast automatic gain control in bypass and filter modes |
| WO2025050407A1 (en) * | 2023-09-08 | 2025-03-13 | Zte Corporation | Transmission parameter determination method, apparatus, and computer-readable medium |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9137075B2 (en) | 2007-02-23 | 2015-09-15 | Telefonaktiebolaget Lm Ericsson (Publ) | Subcarrier spacing identification |
| US8204025B2 (en) * | 2007-11-09 | 2012-06-19 | Zte (Usa) Inc. | Flexible OFDM/OFDMA frame structure for communication systems |
| JP5544416B2 (ja) * | 2009-04-09 | 2014-07-09 | エルジー エレクトロニクス インコーポレイティド | リレー方式の通信システムにおける信号送信方法及び装置 |
| US8274995B2 (en) * | 2010-05-17 | 2012-09-25 | Telefonaktiebolaget L M Ericsson (Publ) | Cyclic prefix for non-contiguous signal transmission |
| CN102739594A (zh) * | 2011-04-12 | 2012-10-17 | 中兴通讯股份有限公司 | 一种无线帧参数配置和信号发送的方法及装置 |
| CN105024791B (zh) * | 2014-04-28 | 2018-12-18 | 上海数字电视国家工程研究中心有限公司 | 物理帧中前导符号的生成方法 |
| US10333752B2 (en) * | 2015-03-13 | 2019-06-25 | Qualcomm Incorporated | Guard-band for scaled numerology multiplexing |
| US11102775B2 (en) * | 2015-11-26 | 2021-08-24 | Huawei Technologies Co., Ltd. | Resource block channelization for OFDM-based numerologies |
| US10356800B2 (en) * | 2016-05-09 | 2019-07-16 | Qualcomm Incorporated | Scalable numerology with symbol boundary alignment for uniform and non-uniform symbol duration in wireless communication |
| US10193724B2 (en) * | 2016-05-24 | 2019-01-29 | Telefonaktiebolaget Lm Ericsson (Publ) | Prefixing of OFDM symbols to support variable subframe length |
-
2017
- 2017-05-12 US US15/544,058 patent/US10193724B2/en active Active
- 2017-05-12 WO PCT/SE2017/050480 patent/WO2017204717A1/en not_active Ceased
- 2017-05-12 EP EP18184717.9A patent/EP3468090A1/en not_active Ceased
- 2017-05-12 EP EP17726719.2A patent/EP3284204B1/en active Active
- 2017-05-12 MX MX2018013735A patent/MX377188B/es active IP Right Grant
- 2017-05-12 JP JP2018560838A patent/JP6781773B2/ja active Active
- 2017-05-12 CN CN201780032183.7A patent/CN109155724B/zh active Active
- 2017-05-12 MY MYPI2018704242A patent/MY195683A/en unknown
- 2017-05-12 ES ES17726719T patent/ES2702040T3/es active Active
- 2017-05-12 BR BR112018073526-4A patent/BR112018073526A2/pt not_active Application Discontinuation
- 2017-05-12 AR ARP170101278A patent/AR108475A1/es active IP Right Grant
- 2017-05-12 PL PL17726719T patent/PL3284204T3/pl unknown
-
2018
- 2018-10-30 ZA ZA2018/07250A patent/ZA201807250B/en unknown
- 2018-11-06 IL IL262810A patent/IL262810B/en active IP Right Grant
- 2018-11-21 US US16/197,678 patent/US10574493B2/en active Active
-
2019
- 2019-12-04 US US16/703,480 patent/US10797922B2/en active Active
-
2020
- 2020-09-25 US US17/032,899 patent/US11153138B2/en active Active
-
2021
- 2021-10-14 US US17/501,726 patent/US11569950B2/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| EP3284204A1 (en) | 2018-02-21 |
| US11569950B2 (en) | 2023-01-31 |
| US20200106653A1 (en) | 2020-04-02 |
| US10574493B2 (en) | 2020-02-25 |
| AR108475A1 (es) | 2018-08-22 |
| US10193724B2 (en) | 2019-01-29 |
| MX377188B (es) | 2025-03-07 |
| CN109155724B (zh) | 2021-06-29 |
| IL262810B (en) | 2020-10-29 |
| MY195683A (en) | 2023-02-03 |
| US10797922B2 (en) | 2020-10-06 |
| IL262810A (en) | 2018-12-31 |
| US11153138B2 (en) | 2021-10-19 |
| US20220038316A1 (en) | 2022-02-03 |
| CN109155724A (zh) | 2019-01-04 |
| US20210014093A1 (en) | 2021-01-14 |
| EP3284204B1 (en) | 2018-09-12 |
| US20190089563A1 (en) | 2019-03-21 |
| BR112018073526A2 (pt) | 2019-03-19 |
| US20180234276A1 (en) | 2018-08-16 |
| JP2019522918A (ja) | 2019-08-15 |
| ES2702040T3 (es) | 2019-02-27 |
| WO2017204717A1 (en) | 2017-11-30 |
| EP3468090A1 (en) | 2019-04-10 |
| JP6781773B2 (ja) | 2020-11-04 |
| PL3284204T3 (pl) | 2019-02-28 |
| ZA201807250B (en) | 2020-01-29 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FG | Grant or registration |