EP3788722A4 - Mimo (multiple-input, multiple-output) inter-stream interference cancellation - Google Patents

Mimo (multiple-input, multiple-output) inter-stream interference cancellation Download PDF

Info

Publication number
EP3788722A4
EP3788722A4 EP18922424.9A EP18922424A EP3788722A4 EP 3788722 A4 EP3788722 A4 EP 3788722A4 EP 18922424 A EP18922424 A EP 18922424A EP 3788722 A4 EP3788722 A4 EP 3788722A4
Authority
EP
European Patent Office
Prior art keywords
mimo
inter
input
output
interference cancellation
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.)
Pending
Application number
EP18922424.9A
Other languages
German (de)
French (fr)
Other versions
EP3788722A1 (en
Inventor
Qi Qu
Padinjaremannil Sam ALEX
Ali Yazdan Panah
Abhishek Tiwari
Yan Yan
Hongyu ZHOU
Pratheep Bondalapati
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Meta Platforms Inc
Original Assignee
Facebook 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 Facebook Inc filed Critical Facebook Inc
Publication of EP3788722A1 publication Critical patent/EP3788722A1/en
Publication of EP3788722A4 publication Critical patent/EP3788722A4/en
Pending legal-status Critical Current

Links

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
    • H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
    • H04B7/0891—Space-time diversity
    • H04B7/0894—Space-time diversity using different delays between antennas
    • 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
    • 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
    • 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
    • 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
    • H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
    • H04B7/0837—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using pre-detection combining
    • H04B7/0842—Weighted combining
    • H04B7/0845—Weighted combining per branch equalization, e.g. by an FIR-filter or RAKE receiver per antenna branch

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radio Transmission System (AREA)
EP18922424.9A 2018-06-13 2018-06-13 Mimo (multiple-input, multiple-output) inter-stream interference cancellation Pending EP3788722A4 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/US2018/037306 WO2019240790A1 (en) 2018-06-13 2018-06-13 Mimo (multiple-input, multiple-output) inter-stream interference cancellation

Publications (2)

Publication Number Publication Date
EP3788722A1 EP3788722A1 (en) 2021-03-10
EP3788722A4 true EP3788722A4 (en) 2021-08-18

Family

ID=68843552

Family Applications (1)

Application Number Title Priority Date Filing Date
EP18922424.9A Pending EP3788722A4 (en) 2018-06-13 2018-06-13 Mimo (multiple-input, multiple-output) inter-stream interference cancellation

Country Status (3)

Country Link
EP (1) EP3788722A4 (en)
CN (1) CN112997417A (en)
WO (1) WO2019240790A1 (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20050117660A1 (en) * 2002-04-30 2005-06-02 Sandrine Vialle Wireless transmission using an adaptive transmit antenna array

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7110378B2 (en) * 2000-10-03 2006-09-19 Wisconsin Alumni Research Foundation Channel aware optimal space-time signaling for wireless communication over wideband multipath channels
US7580488B2 (en) * 2000-11-29 2009-08-25 The Penn State Research Foundation Broadband modulation/demodulation apparatus and a method thereof
US7065144B2 (en) * 2003-08-27 2006-06-20 Qualcomm Incorporated Frequency-independent spatial processing for wideband MISO and MIMO systems
US8107543B2 (en) * 2006-06-27 2012-01-31 Amimon Ltd. High diversity time-space coding and decoding for MIMO systems
WO2012070872A1 (en) * 2010-11-26 2012-05-31 Lg Electronics Inc. Method for reporting channel information based on link adaptation in wireless local area network and the apparatus for the same
EP3100365B1 (en) * 2014-01-27 2017-10-04 Telefonaktiebolaget LM Ericsson (publ) System for evaluation of mimo antenna deployment
US10630510B2 (en) * 2015-04-20 2020-04-21 University Of Notre Dame Du Lac Space-polarization modulated communications

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20050117660A1 (en) * 2002-04-30 2005-06-02 Sandrine Vialle Wireless transmission using an adaptive transmit antenna array

Also Published As

Publication number Publication date
EP3788722A1 (en) 2021-03-10
WO2019240790A1 (en) 2019-12-19
CN112997417A (en) 2021-06-18

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