SA516380225B1 - أنظمة وطرق لتحسينات لتصميم حقل تدريب لزيادة مدد الرموز - Google Patents
أنظمة وطرق لتحسينات لتصميم حقل تدريب لزيادة مدد الرموز Download PDFInfo
- Publication number
- SA516380225B1 SA516380225B1 SA516380225A SA516380225A SA516380225B1 SA 516380225 B1 SA516380225 B1 SA 516380225B1 SA 516380225 A SA516380225 A SA 516380225A SA 516380225 A SA516380225 A SA 516380225A SA 516380225 B1 SA516380225 B1 SA 516380225B1
- Authority
- SA
- Saudi Arabia
- Prior art keywords
- duration
- symbol
- packet
- symbol duration
- microseconds
- 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
- 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
- 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
- H04L27/26134—Pilot insertion in the transmitter chain, e.g. pilot overlapping with data, insertion in time or frequency domain
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/30—Monitoring; Testing of propagation channels
- H04B17/309—Measuring or estimating channel quality parameters
-
- 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
- H04L1/02—Arrangements for detecting or preventing errors in the information received by diversity reception
- H04L1/06—Arrangements for detecting or preventing errors in the information received by diversity reception using space diversity
- H04L1/0618—Space-time coding
- H04L1/0625—Transmitter arrangements
-
- 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
- H04L1/02—Arrangements for detecting or preventing errors in the information received by diversity reception
- H04L1/06—Arrangements for detecting or preventing errors in the information received by diversity reception using space diversity
- H04L1/0618—Space-time coding
- H04L1/0675—Space-time coding characterised by the signaling
- H04L1/0681—Space-time coding characterised by the signaling adapting space time parameters, i.e. modifying the space time matrix
-
- 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
- H04L25/0226—Channel estimation using sounding signals sounding signals per se
-
- 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
-
- 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
- H04L27/2647—Arrangements specific to the receiver only
- H04L27/2655—Synchronisation arrangements
- H04L27/2689—Link with other circuits, i.e. special connections between synchronisation arrangements and other circuits for achieving synchronisation
- H04L27/2695—Link with other circuits, i.e. special connections between synchronisation arrangements and other circuits for achieving synchronisation with channel estimation, e.g. determination of delay spread, derivative or peak tracking
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- Power Engineering (AREA)
- Mathematical Physics (AREA)
- Quality & Reliability (AREA)
- Electromagnetism (AREA)
- Mobile Radio Communication Systems (AREA)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201461989397P | 2014-05-06 | 2014-05-06 | |
| US201462034101P | 2014-08-06 | 2014-08-06 | |
| US14/702,558 US9900199B2 (en) | 2014-05-06 | 2015-05-01 | Systems and methods for improvements to training field design for increased symbol durations |
| PCT/US2015/029054 WO2015171499A2 (en) | 2014-05-06 | 2015-05-04 | Systems and methods for improvements to training field design for increased symbol durations |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SA516380225B1 true SA516380225B1 (ar) | 2020-09-21 |
Family
ID=54368780
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SA516380225A SA516380225B1 (ar) | 2014-05-06 | 2016-11-03 | أنظمة وطرق لتحسينات لتصميم حقل تدريب لزيادة مدد الرموز |
Country Status (23)
| Country | Link |
|---|---|
| US (4) | US9900199B2 (enExample) |
| EP (1) | EP3140967B1 (enExample) |
| JP (1) | JP6498700B2 (enExample) |
| KR (1) | KR101881384B1 (enExample) |
| CN (2) | CN110417534B (enExample) |
| AU (1) | AU2015256275B2 (enExample) |
| CA (1) | CA2945147C (enExample) |
| CL (1) | CL2016002767A1 (enExample) |
| DK (1) | DK3140967T3 (enExample) |
| ES (1) | ES2921453T3 (enExample) |
| HU (1) | HUE059486T2 (enExample) |
| MX (1) | MX358540B (enExample) |
| MY (1) | MY174322A (enExample) |
| NZ (1) | NZ725174A (enExample) |
| PH (1) | PH12016502021A1 (enExample) |
| PL (1) | PL3140967T3 (enExample) |
| PT (1) | PT3140967T (enExample) |
| RU (1) | RU2668559C2 (enExample) |
| SA (1) | SA516380225B1 (enExample) |
| SG (1) | SG11201607932PA (enExample) |
| SI (1) | SI3140967T1 (enExample) |
| WO (1) | WO2015171499A2 (enExample) |
| ZA (1) | ZA201607617B (enExample) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105659681B (zh) | 2013-11-19 | 2019-09-20 | 英特尔Ip公司 | 无线局域网中用于多用户调度的方法、装置和计算机可读介质 |
| US9544914B2 (en) | 2013-11-19 | 2017-01-10 | Intel IP Corporation | Master station and method for HEW communication using a transmission signaling structure for a HEW signal field |
| US9325463B2 (en) * | 2013-11-19 | 2016-04-26 | Intel IP Corporation | High-efficiency WLAN (HEW) master station and methods to increase information bits for HEW communication |
| US9900199B2 (en) | 2014-05-06 | 2018-02-20 | Qualcomm Incorporated | Systems and methods for improvements to training field design for increased symbol durations |
| US20150327121A1 (en) | 2014-05-08 | 2015-11-12 | Guoqing C. Li | Method, apparatus, and computer readable media for acknowledgement in wireless networks |
| US9553699B2 (en) * | 2014-08-28 | 2017-01-24 | Newracom, Inc. | Frame transmitting method and frame receiving method |
| US10154476B2 (en) * | 2014-09-04 | 2018-12-11 | Qualcomm Incorporated | Tone plan for LTF compression |
| US9906391B2 (en) * | 2014-09-16 | 2018-02-27 | Qualcomm Incorporated | Methods and apparatus for packet acquisition in mixed-rate wireless communication networks |
| US20160119171A1 (en) * | 2014-10-28 | 2016-04-28 | Huawei Technologies Co., Ltd. | System and Method for Wireless Communication Using Space-Time Block Code Encoding |
| US9893784B2 (en) * | 2014-10-28 | 2018-02-13 | Newracom, Inc. | LTF design for WLAN system |
| EP3790210A1 (en) | 2015-06-03 | 2021-03-10 | Panasonic Intellectual Property Management Co., Ltd. | Transmission device and transmission method for aggregate physical layer protocol data unit |
| US10116359B2 (en) * | 2015-06-08 | 2018-10-30 | Marvell World Trade Ltd. | Explicit beamforming in a high efficiency wireless local area network |
| CN109076045A (zh) * | 2016-05-04 | 2018-12-21 | 华为技术有限公司 | 数据处理方法及装置 |
| US10999110B2 (en) * | 2017-07-07 | 2021-05-04 | Qualcomm Incorporated | Techniques for selecting PPDU format parameters |
| JP7341980B2 (ja) * | 2017-08-15 | 2023-09-11 | フラウンホッファー－ゲゼルシャフト ツァ フェルダールング デァ アンゲヴァンテン フォアシュンク エー．ファオ | 無線ネットワークおよび装置 |
| US11265048B2 (en) * | 2018-02-01 | 2022-03-01 | Mediatek Singapore Pte. Ltd. | Group-based unequal MCS schemes for a single user station in WLAN transmissions |
| CN109412772B (zh) * | 2018-09-20 | 2021-10-12 | 展讯通信（上海）有限公司 | 探测分组的发送、接收方法及装置、基站、终端 |
| SG10201808652UA (en) * | 2018-10-01 | 2020-05-28 | Panasonic Ip Corp America | Communication Apparatus and Communication Method for Channel Estimation |
| US10721040B2 (en) * | 2018-11-01 | 2020-07-21 | Huawei Technologies Co., Ltd. | Orthogonal sequence based reference signal design for next generation WLANs |
| CN112311484B (zh) * | 2019-07-29 | 2022-07-22 | 华为技术有限公司 | 用于信道测量的方法和装置 |
| EP4032197B1 (en) | 2019-09-16 | 2023-08-02 | Telefonaktiebolaget Lm Ericsson (Publ) | P matrices for eht |
| US12432779B2 (en) | 2020-04-21 | 2025-09-30 | Telefonaktiebolaget Lm Ericsson (Publ) | Measurement signal for channel estimation |
| WO2022152502A1 (en) * | 2021-01-14 | 2022-07-21 | Sony Group Corporation | First and second communication devices and methods |
| US11606240B1 (en) | 2021-09-30 | 2023-03-14 | Silicon Laboratories Inc. | Using preamble portion having irregular carrier spacing for frequency synchronization |
| WO2025231701A1 (en) * | 2024-05-09 | 2025-11-13 | Qualcomm Incorporated | Ambient internet-of-things preamble designs for packet transmission via a reader-to-device link |
Family Cites Families (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7310304B2 (en) | 2001-04-24 | 2007-12-18 | Bae Systems Information And Electronic Systems Integration Inc. | Estimating channel parameters in multi-input, multi-output (MIMO) systems |
| US7586881B2 (en) | 2004-02-13 | 2009-09-08 | Broadcom Corporation | MIMO wireless communication greenfield preamble formats |
| US20050180312A1 (en) * | 2004-02-18 | 2005-08-18 | Walton J. R. | Transmit diversity and spatial spreading for an OFDM-based multi-antenna communication system |
| US8619907B2 (en) | 2004-06-10 | 2013-12-31 | Agere Systems, LLC | Method and apparatus for preamble training in a multiple antenna communication system |
| US20060138206A1 (en) * | 2004-12-28 | 2006-06-29 | Keefe Walter D Jr | Stackable container and container blank (L corner) |
| US8730877B2 (en) | 2005-06-16 | 2014-05-20 | Qualcomm Incorporated | Pilot and data transmission in a quasi-orthogonal single-carrier frequency division multiple access system |
| JP4924107B2 (ja) * | 2006-04-27 | 2012-04-25 | ソニー株式会社 | 無線通信システム、並びに無線通信装置及び無線通信方法 |
| JP2007300383A (ja) | 2006-04-28 | 2007-11-15 | Fujitsu Ltd | Ｍｉｍｏ−ｏｆｄｍ送信機 |
| JP4881948B2 (ja) | 2006-06-23 | 2012-02-22 | パナソニック株式会社 | 無線送信装置、無線受信装置、およびデータ生成方法 |
| KR100862724B1 (ko) | 2006-12-06 | 2008-10-10 | 한국전자통신연구원 | 무선 통신 시스템의 파일롯 신호 송수신 장치 및 그 방법 |
| CN101005475A (zh) * | 2006-12-14 | 2007-07-25 | 华为技术有限公司 | 正交频分复用通信中时间和频率同步的方法及系统 |
| KR101430462B1 (ko) * | 2007-08-09 | 2014-08-19 | 엘지전자 주식회사 | Ｒａｃｈ 프리엠블 구성방법 및 전송방법 |
| KR100948400B1 (ko) | 2007-12-29 | 2010-03-19 | (주)카이로넷 | Ｏｆｄｍ 시스템 및 상기 ｏｆｄｍ 시스템의 셀간 간섭제거 방법 |
| US8462863B1 (en) * | 2009-07-23 | 2013-06-11 | Marvell International Ltd. | Midamble for WLAN PHY frames |
| CN101714896B (zh) * | 2009-09-29 | 2016-11-02 | 北京新岸线移动多媒体技术有限公司 | 通信方法 |
| US8532077B2 (en) | 2010-12-14 | 2013-09-10 | Intel Corporation | Frame format techniques for non-resolvable long training fields in wireless networks |
| JP2012129866A (ja) * | 2010-12-16 | 2012-07-05 | Hitachi Ltd | 無線通信装置及び無線通信方法 |
| KR101311516B1 (ko) | 2011-04-15 | 2013-09-25 | 주식회사 케이티 | 싸이클릭 프리픽스 설정 방법 그리고 이를 구현한 단말 |
| US9615309B2 (en) * | 2013-05-06 | 2017-04-04 | Huawei Technologies Co., Ltd. | System and method for Wi-Fi downlink-uplink protocol design for uplink interference alignment |
| US9900199B2 (en) | 2014-05-06 | 2018-02-20 | Qualcomm Incorporated | Systems and methods for improvements to training field design for increased symbol durations |
-
2015
- 2015-05-01 US US14/702,558 patent/US9900199B2/en active Active
- 2015-05-04 CN CN201910794534.9A patent/CN110417534B/zh active Active
- 2015-05-04 WO PCT/US2015/029054 patent/WO2015171499A2/en not_active Ceased
- 2015-05-04 NZ NZ72517415A patent/NZ725174A/en unknown
- 2015-05-04 PL PL15727745.0T patent/PL3140967T3/pl unknown
- 2015-05-04 RU RU2016143344A patent/RU2668559C2/ru active
- 2015-05-04 KR KR1020167030639A patent/KR101881384B1/ko active Active
- 2015-05-04 DK DK15727745.0T patent/DK3140967T3/da active
- 2015-05-04 SI SI201531851T patent/SI3140967T1/sl unknown
- 2015-05-04 JP JP2016566825A patent/JP6498700B2/ja active Active
- 2015-05-04 ES ES15727745T patent/ES2921453T3/es active Active
- 2015-05-04 CN CN201580023298.0A patent/CN106464468B/zh active Active
- 2015-05-04 AU AU2015256275A patent/AU2015256275B2/en active Active
- 2015-05-04 SG SG11201607932PA patent/SG11201607932PA/en unknown
- 2015-05-04 MY MYPI2016703523A patent/MY174322A/en unknown
- 2015-05-04 HU HUE15727745A patent/HUE059486T2/hu unknown
- 2015-05-04 CA CA2945147A patent/CA2945147C/en active Active
- 2015-05-04 EP EP15727745.0A patent/EP3140967B1/en active Active
- 2015-05-04 PT PT157277450T patent/PT3140967T/pt unknown
- 2015-05-04 MX MX2016014270A patent/MX358540B/es active IP Right Grant
- 2015-09-01 US US14/842,740 patent/US20150372848A1/en not_active Abandoned
- 2015-09-01 US US14/842,743 patent/US20150372849A1/en not_active Abandoned
-
2016
- 2016-10-11 PH PH12016502021A patent/PH12016502021A1/en unknown
- 2016-11-02 CL CL2016002767A patent/CL2016002767A1/es unknown
- 2016-11-03 SA SA516380225A patent/SA516380225B1/ar unknown
- 2016-11-04 ZA ZA2016/07617A patent/ZA201607617B/en unknown
-
2018
- 2018-01-29 US US15/882,928 patent/US10855502B2/en active Active
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