HUE048733T2 - Dinamikus átkapcsolás vezeték nélküli többszörös hozzáférési sémák között - Google Patents

Dinamikus átkapcsolás vezeték nélküli többszörös hozzáférési sémák között

Info

Publication number
HUE048733T2
HUE048733T2 HUE15750156A HUE15750156A HUE048733T2 HU E048733 T2 HUE048733 T2 HU E048733T2 HU E15750156 A HUE15750156 A HU E15750156A HU E15750156 A HUE15750156 A HU E15750156A HU E048733 T2 HUE048733 T2 HU E048733T2
Authority
HU
Hungary
Prior art keywords
multiple access
access schemes
wireless multiple
dynamic switching
dynamic
Prior art date
Application number
HUE15750156A
Other languages
English (en)
Inventor
Jung Ryu
Sundar Subramanian
Junyi Li
Ashwin Sampath
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 HUE048733T2 publication Critical patent/HUE048733T2/hu

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J11/00—Orthogonal multiplex systems, e.g. using WALSH codes
    • 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
    • H04L27/2626—Arrangements specific to the transmitter only
    • H04L27/2627—Modulators
    • H04L27/2634—Inverse fast Fourier transform [IFFT] or inverse discrete Fourier transform [IDFT] modulators in combination with other circuits for modulation
    • H04L27/2636—Inverse fast Fourier transform [IFFT] or inverse discrete Fourier transform [IDFT] modulators in combination with other circuits for modulation with FFT or DFT modulators, e.g. standard single-carrier frequency-division multiple access [SC-FDMA] transmitter or DFT spread orthogonal frequency division multiplexing [DFT-SOFDM]
    • 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
    • H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
    • H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
    • H04B7/0617—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal for beam forming
    • 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
    • H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
    • H04B7/068—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission using space frequency diversity
    • 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
    • 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
    • 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
    • H04L1/0015—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the adaptation strategy
    • 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
    • H04L27/2626—Arrangements specific to the transmitter only
    • H04L27/2646—Arrangements specific to the transmitter only using feedback from receiver for adjusting OFDM transmission parameters, e.g. transmission timing or guard interval length
    • 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
    • H04L27/2697—Multicarrier modulation systems in combination with other modulation techniques
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J11/00—Orthogonal multiplex systems, e.g. using WALSH codes
    • H04J2011/0003—Combination with other multiplexing techniques
    • H04J2011/0009—Combination with other multiplexing techniques with FDM/FDMA

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Quality & Reliability (AREA)
  • Physics & Mathematics (AREA)
  • Discrete Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Databases & Information Systems (AREA)
HUE15750156A 2014-08-12 2015-07-13 Dinamikus átkapcsolás vezeték nélküli többszörös hozzáférési sémák között HUE048733T2 (hu)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US14/457,748 US9692494B2 (en) 2014-08-12 2014-08-12 Dynamic switching between wireless multiple access schemes

Publications (1)

Publication Number Publication Date
HUE048733T2 true HUE048733T2 (hu) 2020-08-28

Family

ID=53836189

Family Applications (1)

Application Number Title Priority Date Filing Date
HUE15750156A HUE048733T2 (hu) 2014-08-12 2015-07-13 Dinamikus átkapcsolás vezeték nélküli többszörös hozzáférési sémák között

Country Status (8)

Country Link
US (1) US9692494B2 (hu)
EP (1) EP3180898B1 (hu)
JP (1) JP6929770B2 (hu)
KR (1) KR102391269B1 (hu)
CN (1) CN106664149B (hu)
ES (1) ES2784874T3 (hu)
HU (1) HUE048733T2 (hu)
WO (1) WO2016025111A1 (hu)

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EP3001623B1 (en) * 2014-09-29 2017-06-21 Alcatel Lucent Choice of filter sideband suppression according to channel quality in universal filtered multicarrier
MY198684A (en) * 2015-09-16 2023-09-15 Guangdong Oppo Mobile Telecommunications Corp Ltd Method and apparatus for regulating communication parameters
WO2017148956A1 (en) * 2016-02-29 2017-09-08 Telefonaktiebolaget Lm Ericsson (Publ) Technique for accessing a wireless channel in coexistence scenarios
BR112019008736B1 (pt) 2016-11-03 2023-12-19 Guangdong Oppo Mobile Telecommunications Corp., Ltd Método de transmissão de dados, equipamento de usuário e dispositivo de rede
US10547429B2 (en) 2017-02-09 2020-01-28 Qualcomm Incorporated Search candidates in multi-link control channel
CN106973358B (zh) * 2017-02-28 2019-12-10 宇龙计算机通信科技(深圳)有限公司 一种通信连接方法及终端
US10992364B2 (en) * 2019-01-18 2021-04-27 Verizon Patent And Licensing Inc. Systems and methods for adaptive beamforming management
US11041948B2 (en) * 2019-04-08 2021-06-22 Apple Inc. Channel estimation combining for secure time of flight applications
US11153000B1 (en) * 2020-11-19 2021-10-19 Qualcomm Incorporated Multi-factor beam selection for channel shaping
US20220321386A1 (en) * 2021-04-06 2022-10-06 Qualcomm Incorporated Frequency-domain reference signal block with a time-domain single carrier waveform data transmission
CN117203906A (zh) * 2021-04-30 2023-12-08 华为技术有限公司 多用户无线无小区大规模多输入多输出网络中的波束对准

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20050272472A1 (en) * 2004-05-27 2005-12-08 Interdigital Technology Corporation Wireless communication method and system for forming three-dimensional control channel beams and managing high volume user coverage areas
KR100854671B1 (ko) * 2004-05-27 2008-08-27 인터디지탈 테크날러지 코포레이션 3차원 제어 채널 빔을 형성하고 하이-볼륨 사용자 커버리지 영역을 관리하는 무선 통신 방법 및 장치
US8429502B2 (en) 2005-11-16 2013-04-23 Qualcomm Incorporated Frame format for millimeter-wave systems
US20070291635A1 (en) 2006-06-15 2007-12-20 Motorola, Inc. Method and apparatus for switching between ofdm communication modes
US8081698B2 (en) 2006-06-29 2011-12-20 Qualcomm Incorporated Method and apparatus for selection mechanism between OFDM-MIMO and LFDM-SIMO
US8483134B2 (en) * 2008-06-17 2013-07-09 Panasonic Corporation Radio transmission appratus and radio transmission method that switch between communication methods
KR101417084B1 (ko) * 2008-07-02 2014-08-07 엘지전자 주식회사 상향링크 전송을 위한 기준신호 전송 방법
US8509161B2 (en) * 2008-08-11 2013-08-13 Sharp Kabushiki Kaisha Systems and methods for OFDMA and SC-FDMA switching
EP2490345B1 (en) 2009-10-14 2019-04-17 LG Electronics Inc. Method and apparatus for mode switching between a multi-cell coordinated communication mode and a single-cell mimo communication mode
KR101663617B1 (ko) 2009-10-29 2016-10-07 엘지전자 주식회사 하향링크 기준신호 송수신 방법 및, 이를 이용한 기지국 및 사용자기기
US9537555B2 (en) * 2011-02-22 2017-01-03 Qualcomm Incorporated Uplink transmit antenna selection in carrier aggregation
KR102273492B1 (ko) * 2011-12-08 2021-07-08 인터디지탈 패튼 홀딩스, 인크 복수의 무선 액세스 기술을 사용한 통신
JP5853764B2 (ja) * 2012-02-28 2016-02-09 富士通株式会社 無線装置および無線通信システム
US9531573B2 (en) 2012-04-09 2016-12-27 Samsung Electronics Co., Ltd. Methods and apparatus for cyclic prefix reduction in MMwave mobile communication systems
CA2886214C (en) * 2012-09-28 2017-10-24 Blackberry Limited Methods and apparatus for enabling enhancements to flexible subframes in lte heterogeneous networks

Also Published As

Publication number Publication date
EP3180898A1 (en) 2017-06-21
CN106664149B (zh) 2018-07-27
US20160050094A1 (en) 2016-02-18
JP2017530594A (ja) 2017-10-12
KR102391269B1 (ko) 2022-04-26
KR20170041744A (ko) 2017-04-17
EP3180898B1 (en) 2020-01-15
US9692494B2 (en) 2017-06-27
WO2016025111A1 (en) 2016-02-18
ES2784874T3 (es) 2020-10-01
CN106664149A (zh) 2017-05-10
JP6929770B2 (ja) 2021-09-01

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