BR112018009226A2 - preâmbulo para estimativa de não linearidade - Google Patents

preâmbulo para estimativa de não linearidade

Info

Publication number
BR112018009226A2
BR112018009226A2 BR112018009226A BR112018009226A BR112018009226A2 BR 112018009226 A2 BR112018009226 A2 BR 112018009226A2 BR 112018009226 A BR112018009226 A BR 112018009226A BR 112018009226 A BR112018009226 A BR 112018009226A BR 112018009226 A2 BR112018009226 A2 BR 112018009226A2
Authority
BR
Brazil
Prior art keywords
header
preamble
wireless communication
frame
present
Prior art date
Application number
BR112018009226A
Other languages
English (en)
Other versions
BR112018009226A8 (pt
BR112018009226B1 (pt
Inventor
Petru Eitan Alecsander
Sanderovich Amichai
Original Assignee
Qualcomm Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Qualcomm Inc filed Critical Qualcomm Inc
Publication of BR112018009226A2 publication Critical patent/BR112018009226A2/pt
Publication of BR112018009226A8 publication Critical patent/BR112018009226A8/pt
Publication of BR112018009226B1 publication Critical patent/BR112018009226B1/pt

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/32—Carrier systems characterised by combinations of two or more of the types covered by groups H04L27/02, H04L27/10, H04L27/18 or H04L27/26
    • H04L27/34—Amplitude- and phase-modulated carrier systems, e.g. quadrature-amplitude modulated carrier systems
    • H04L27/36—Modulator circuits; Transmitter circuits
    • H04L27/366—Arrangements for compensating undesirable properties of the transmission path between the modulator and the demodulator
    • H04L27/367—Arrangements for compensating undesirable properties of the transmission path between the modulator and the demodulator using predistortion
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/02—Transmitters
    • H04B1/04—Circuits
    • H04B1/0475—Circuits with means for limiting noise, interference or distortion
    • 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
    • H04B7/046—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting taking physical layer constraints into account
    • H04B7/0465—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting taking physical layer constraints into account taking power constraints at power amplifier or emission constraints, e.g. constant modulus, into account
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/02—Transmitters
    • H04B1/04—Circuits
    • H04B2001/0408—Circuits with power amplifiers
    • H04B2001/0425—Circuits with power amplifiers with linearisation using predistortion
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L69/00—Network arrangements, protocols or services independent of the application payload and not provided for in the other groups of this subclass
    • H04L69/22—Parsing or analysis of headers

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Computer Security & Cryptography (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Transmitters (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Transceivers (AREA)
  • Amplifiers (AREA)

Abstract

determinados aspectos da presente invenção referem-se a métodos e aparelho para comunicação sem fio. mais particularmente, aspectos da presente invenção geralmente referem-se a técnicas para comunicações sem fio por um aparelho, compreendendo um sistema de processamento configurado para gerar um quadro tendo pelo menos um primeiro cabeçalho que é modulado por fase e para modular uma amplitude do primeiro cabeçalho antes de o primeiro cabeçalho ser amplificado por um amplificador de potência, e uma primeira interface configurada para emitir o quadro para transmissão.
BR112018009226-6A 2015-11-06 2016-11-02 Preâmbulo para estimativa de não linearidade BR112018009226B1 (pt)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201562252409P 2015-11-06 2015-11-06
US62/252,409 2015-11-06
US15/340,358 US9948490B2 (en) 2015-11-06 2016-11-01 Preamble for non-linearity estimation
US15/340,358 2016-11-01
PCT/US2016/060049 WO2017079244A2 (en) 2015-11-06 2016-11-02 Preamble for non-linearity estimation

Publications (3)

Publication Number Publication Date
BR112018009226A2 true BR112018009226A2 (pt) 2018-11-06
BR112018009226A8 BR112018009226A8 (pt) 2019-02-26
BR112018009226B1 BR112018009226B1 (pt) 2024-02-27

Family

ID=57321447

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112018009226-6A BR112018009226B1 (pt) 2015-11-06 2016-11-02 Preâmbulo para estimativa de não linearidade

Country Status (9)

Country Link
US (1) US9948490B2 (pt)
EP (1) EP3372005A2 (pt)
JP (2) JP6564945B2 (pt)
KR (1) KR101950329B1 (pt)
CN (1) CN108293204B (pt)
AU (1) AU2016350896B2 (pt)
BR (1) BR112018009226B1 (pt)
TW (1) TWI643512B (pt)
WO (1) WO2017079244A2 (pt)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20170208154A1 (en) * 2016-01-13 2017-07-20 Lg Electronics Inc. Method for transmitting and receiving physical protocol data unit in a wireless local area network and device for same
US10257105B2 (en) * 2016-12-02 2019-04-09 At&T Intellectual Property I, L.P. Facilitation of physical layer design for 5G networks or other next generation networks
US10298276B2 (en) * 2016-12-08 2019-05-21 Analog Devices Global Spatial digital pre-distortion
EP3631979B1 (en) 2017-06-01 2023-11-01 Telefonaktiebolaget LM Ericsson (Publ) Digital predistortion for advanced antenna system
US10469109B2 (en) * 2017-09-19 2019-11-05 Qualcomm Incorporated Predistortion for transmitter with array
US11038474B2 (en) 2017-11-01 2021-06-15 Analog Devices Global Unlimited Company Phased array amplifier linearization
US10511357B2 (en) 2017-12-12 2019-12-17 At&T Intellectual Property I, L.P. Detection scheme utilizing transmitter-supplied non-linearity data in the presence of transmitter non-linearity
US10277320B1 (en) * 2018-05-01 2019-04-30 Bae Systems Information And Electronic Systems Integration Inc. Apparatus and method for rapid identification of laser communication beacons
CN110620592B (zh) 2018-06-20 2022-07-01 三星电子株式会社 用于补偿发射器的非线性的通信装置、通信系统和方法
US11563408B2 (en) 2018-11-13 2023-01-24 Telefonaktiebolaget Lm Ericsson (Publ) Active array antenna linearization
CN111200568B (zh) * 2018-11-16 2021-05-18 华为技术有限公司 发送端设备和信号处理方法
TWI763219B (zh) * 2020-12-29 2022-05-01 瑞昱半導體股份有限公司 資料接收方法及資料接收器
WO2023151774A1 (en) * 2022-02-08 2023-08-17 Huawei Technologies Co., Ltd. Devices and methods for wireless communication in a wireless network

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0974371A (ja) * 1995-09-05 1997-03-18 Hitachi Denshi Ltd 無線機
JPH0983417A (ja) * 1995-09-20 1997-03-28 Hitachi Denshi Ltd 無線機
JP2003110499A (ja) * 2001-09-28 2003-04-11 Seiko Epson Corp 情報通信装置及び情報通信方法
JP4628150B2 (ja) * 2004-03-29 2011-02-09 パナソニック株式会社 通信装置及び通信方法
WO2005119985A1 (en) * 2004-06-01 2005-12-15 Koninklijke Philips Electronics N.V. Method, apparatuses and signal for transmitting/receiving information comprising primary and secondary messages in a same transmission
US8385391B2 (en) 2005-10-13 2013-02-26 Viasat, Inc. Closed-loop receiver feedback pre-distortion
JP2008018107A (ja) * 2006-07-14 2008-01-31 Aloka Co Ltd ワイヤレス超音波診断装置
JP4888396B2 (ja) * 2007-03-05 2012-02-29 ソニー株式会社 無線通信システム、無線通信装置及び無線通信方法、並びにコンピュータ・プログラム
JP4842892B2 (ja) * 2007-06-28 2011-12-21 日本放送協会 送信装置、及び送信方法
US9935805B2 (en) 2009-08-25 2018-04-03 Qualcomm Incorporated MIMO and MU-MIMO OFDM preambles
US8755363B2 (en) * 2009-09-15 2014-06-17 Qualcomm Incorporated Physical layer signaling of control parameters
US20120281737A1 (en) * 2011-05-05 2012-11-08 Liang Hung Wireless communications including distributed feedback architecture
US20130016649A1 (en) * 2011-07-12 2013-01-17 Qualcomm Incorporated System design for user equipment relays
US8576842B2 (en) * 2011-07-28 2013-11-05 Cisco Technology, Inc. Transmission of multi-channel MPEG
JP6007744B2 (ja) * 2012-11-20 2016-10-12 富士通株式会社 歪補償装置、送信装置、歪補償方法及び伝達関数算出方法
US20140154998A1 (en) 2012-12-03 2014-06-05 Broadcom Corporation Transmit Adaptation Responsive to Signal Transformation
JP6452300B2 (ja) * 2013-03-29 2019-01-16 古河電気工業株式会社 送受信装置

Also Published As

Publication number Publication date
US20170134210A1 (en) 2017-05-11
JP6564945B2 (ja) 2019-08-21
WO2017079244A9 (en) 2017-08-03
AU2016350896A1 (en) 2018-04-26
JP2019140699A (ja) 2019-08-22
JP6799110B2 (ja) 2020-12-09
KR20180052771A (ko) 2018-05-18
CN108293204B (zh) 2020-04-24
AU2016350896B2 (en) 2019-06-20
TW201720199A (zh) 2017-06-01
CN108293204A (zh) 2018-07-17
KR101950329B1 (ko) 2019-02-20
JP2018538722A (ja) 2018-12-27
US9948490B2 (en) 2018-04-17
TWI643512B (zh) 2018-12-01
WO2017079244A2 (en) 2017-05-11
BR112018009226A8 (pt) 2019-02-26
BR112018009226B1 (pt) 2024-02-27
WO2017079244A3 (en) 2017-06-15
EP3372005A2 (en) 2018-09-12

Similar Documents

Publication Publication Date Title
BR112018009226A2 (pt) preâmbulo para estimativa de não linearidade
BR112018001473A2 (pt) formato de quadro para facilitar estimativa de canal para sinais transmitidos por meio de canais unidos
BR112017016241A2 (pt) operação de tempo-alvo de ativação disparada
BR112018004332A2 (pt) recanalização de subportadoras
EP4311502A3 (en) Bone positioning and preparing guide systems and methods
PH12015501720B1 (en) Modulators of methyl modifying enzymes, compositions and uses thereof
CL2015002891A1 (es) Deaza-purinonas macrocíclicas para el tratamiento de infecciones virales.
SG10201805290YA (en) System and method for evaluation of used components
MX2017000254A (es) Sistema para la administracion de una composicion de higiene bucal.
MX2019000619A (es) Compuestos y metodos para la modulacion de smn2.
BR112017018620A2 (pt) método de administração de tradipitanto, e, tradipitanto.
AU2018274043A1 (en) N-(azaaryl)cyclolactam-1-carboxamide derivative, preparation method therefor, and use thereof
AU2018348359A8 (en) Extended release pharmaceutical formulation and methods of treatment
AU2018289493A1 (en) Methods for modulating regulatory T cells, regulatory B cells, and immune responses using modulators of the APRIL-TACI interaction
EP3522322A4 (en) SUPPLY SYSTEM AGGREGATION DEVICE AND METHOD, AND SUPPLY SYSTEM STABILIZATION DEVICE
MA39835A (fr) Compositions et procédés de modulation de l'épissage du smn2 chez un patient
PH12018502154A1 (en) Methods of treating ocular conditions
EA201791530A1 (ru) НОВЫЕ N-АЦИЛАРИЛСУЛЬФОНАМИДНЫЕ ПРОИЗВОДНЫЕ В КАЧЕСТВЕ ИНГИБИТОРОВ АМИНОАЦИЛ-тРНК СИНТЕТАЗЫ
MX2017001048A (es) Laser directamente modulado con compensacion de dispersion.
CY1121105T1 (el) Φαρμακοτεχνικη μορφη αταζαναβιρης και κομπισιστατης για θεραπεια hiv
BR112017025701A2 (pt) tubagem expansível
CL2015002549A1 (es) Dispositivo para confirmar la integridad de un acoplamiento de un vehículo ferroviario y un vehículo ferroviario asociado.
PH12021550413A1 (en) Vitamin d pediatric dosage forms, methods of making and using
EP3490206A4 (en) MODULATION METHOD, DEVICE APPLICABLE TO OVXDM SYSTEM AND OVXDM SYSTEM
CL2015003268A1 (es) Aparato y métodos para estabilizar roca

Legal Events

Date Code Title Description
B06U Preliminary requirement: requests with searches performed by other patent offices: procedure suspended [chapter 6.21 patent gazette]
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 02/11/2016, OBSERVADAS AS CONDICOES LEGAIS