EP3788722A4 - Mimo (mehrfacheingang, mehrfachausgang)-interferenzunterdrückung zwischen datenströmen - Google Patents
Mimo (mehrfacheingang, mehrfachausgang)-interferenzunterdrückung zwischen datenströmen Download PDFInfo
- 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
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)
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 (de) | 2021-03-10 |
EP3788722A4 true EP3788722A4 (de) | 2021-08-18 |
Family
ID=68843552
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP18922424.9A Pending EP3788722A4 (de) | 2018-06-13 | 2018-06-13 | Mimo (mehrfacheingang, mehrfachausgang)-interferenzunterdrückung zwischen datenströmen |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP3788722A4 (de) |
CN (1) | CN112997417A (de) |
WO (1) | WO2019240790A1 (de) |
Citations (1)
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)
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 |
AU2011304258B2 (en) * | 2010-11-26 | 2014-02-13 | Lg Electronics Inc. | Method for reporting channel information based on link adaptation in wireless local area network and the apparatus for the same |
EP3100365B1 (de) * | 2014-01-27 | 2017-10-04 | Telefonaktiebolaget LM Ericsson (publ) | System zur beurteilung des mimo-antennen-einsatzes |
US10630510B2 (en) * | 2015-04-20 | 2020-04-21 | University Of Notre Dame Du Lac | Space-polarization modulated communications |
-
2018
- 2018-06-13 EP EP18922424.9A patent/EP3788722A4/de active Pending
- 2018-06-13 CN CN201880094648.6A patent/CN112997417A/zh active Pending
- 2018-06-13 WO PCT/US2018/037306 patent/WO2019240790A1/en unknown
Patent Citations (1)
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 |
---|---|
WO2019240790A1 (en) | 2019-12-19 |
EP3788722A1 (de) | 2021-03-10 |
CN112997417A (zh) | 2021-06-18 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE |
|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
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STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE |
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17P | Request for examination filed |
Effective date: 20201202 |
|
AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR |
|
AX | Request for extension of the european patent |
Extension state: BA ME |
|
RIC1 | Information provided on ipc code assigned before grant |
Ipc: H04B 7/08 20060101ALI20210408BHEP Ipc: H04B 1/7115 20180101ALI20210408BHEP Ipc: H04B 7/0413 20170101ALI20210408BHEP Ipc: H04B 7/06 20060101ALI20210408BHEP Ipc: H04B 7/0456 20170101AFI20210408BHEP |
|
A4 | Supplementary search report drawn up and despatched |
Effective date: 20210716 |
|
RIC1 | Information provided on ipc code assigned before grant |
Ipc: H04B 7/08 20060101ALI20210712BHEP Ipc: H04B 1/7115 20180101ALI20210712BHEP Ipc: H04B 7/0413 20170101ALI20210712BHEP Ipc: H04B 7/06 20060101ALI20210712BHEP Ipc: H04B 7/0456 20170101AFI20210712BHEP |
|
DAV | Request for validation of the european patent (deleted) | ||
DAX | Request for extension of the european patent (deleted) | ||
RAP3 | Party data changed (applicant data changed or rights of an application transferred) |
Owner name: META PLATFORMS, INC. |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: EXAMINATION IS IN PROGRESS |
|
17Q | First examination report despatched |
Effective date: 20230127 |