EP3146646A4 - Blind technique for weight selection in simultaneous transmit and receive structure - Google Patents

Blind technique for weight selection in simultaneous transmit and receive structure Download PDF

Info

Publication number
EP3146646A4
EP3146646A4 EP14892294.1A EP14892294A EP3146646A4 EP 3146646 A4 EP3146646 A4 EP 3146646A4 EP 14892294 A EP14892294 A EP 14892294A EP 3146646 A4 EP3146646 A4 EP 3146646A4
Authority
EP
European Patent Office
Prior art keywords
weight selection
receive structure
simultaneous transmit
blind technique
blind
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.)
Withdrawn
Application number
EP14892294.1A
Other languages
German (de)
French (fr)
Other versions
EP3146646A1 (en
Inventor
Yang-Seok Choi
Shilpa Talwar
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.)
Intel Corp
Original Assignee
Intel Corp
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 Intel Corp filed Critical Intel Corp
Publication of EP3146646A1 publication Critical patent/EP3146646A1/en
Publication of EP3146646A4 publication Critical patent/EP3146646A4/en
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/02—Details
    • H04B3/20—Reducing echo effects or singing; Opening or closing transmitting path; Conditioning for transmission in one direction or the other
    • H04B3/23—Reducing echo effects or singing; Opening or closing transmitting path; Conditioning for transmission in one direction or the other using a replica of transmitted signal in the time domain, e.g. echo cancellers
    • H04B3/232—Reducing echo effects or singing; Opening or closing transmitting path; Conditioning for transmission in one direction or the other using a replica of transmitted signal in the time domain, e.g. echo cancellers using phase shift, phase roll or frequency offset correction
    • 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
    • H04B7/0848—Joint weighting
    • 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
    • H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
    • H04B1/40—Circuits
    • H04B1/50—Circuits using different frequencies for the two directions of communication
    • H04B1/52—Hybrid arrangements, i.e. arrangements for transition from single-path two-direction transmission to single-direction transmission on each of two paths or vice versa
    • H04B1/525—Hybrid arrangements, i.e. arrangements for transition from single-path two-direction transmission to single-direction transmission on each of two paths or vice versa with means for reducing leakage of transmitter signal into the receiver
EP14892294.1A 2014-05-23 2014-05-23 Blind technique for weight selection in simultaneous transmit and receive structure Withdrawn EP3146646A4 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/US2014/039404 WO2015178932A1 (en) 2014-05-23 2014-05-23 Blind technique for weight selection in simultaneous transmit and receive structure

Publications (2)

Publication Number Publication Date
EP3146646A1 EP3146646A1 (en) 2017-03-29
EP3146646A4 true EP3146646A4 (en) 2018-04-25

Family

ID=54554453

Family Applications (1)

Application Number Title Priority Date Filing Date
EP14892294.1A Withdrawn EP3146646A4 (en) 2014-05-23 2014-05-23 Blind technique for weight selection in simultaneous transmit and receive structure

Country Status (4)

Country Link
EP (1) EP3146646A4 (en)
CN (1) CN106233638B (en)
TW (1) TWI556613B (en)
WO (1) WO2015178932A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3306825B1 (en) * 2016-10-04 2019-03-06 Alcatel Lucent Two-step initialization procedure for adaptive analog echo cancellation

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0145022A2 (en) * 1983-12-15 1985-06-19 Nec Corporation Method and apparatus for cancelling echo
WO1998001961A2 (en) * 1996-07-09 1998-01-15 Telefonaktiebolaget Lm Ericsson (Publ) Frequency domain signal reconstruction in sampled digital communications systems
WO2013095386A1 (en) * 2011-12-20 2013-06-27 Intel Corporation Techniques to simultaneously transmit and receive over the same radio-frequency carrier

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6751264B2 (en) * 2001-07-27 2004-06-15 Motorola, Inc. Receiver and method therefor
US8279783B1 (en) * 2005-08-12 2012-10-02 Aquantia Corporation Linear-equivalent echo and next cancellers for Tomlinson-Harashima Precoding (THP) systems
US7916671B1 (en) * 2009-07-16 2011-03-29 Pmc-Sierra, Inc. Echo cancellation for duplex radios
US8553814B2 (en) * 2009-07-31 2013-10-08 Lsi Corporation Rapid sampling phase recovery
JP2011205533A (en) * 2010-03-26 2011-10-13 Mitsubishi Electric Corp Adaptive equalizer, echo canceler and active noise control apparatus
CN102044253B (en) * 2010-10-29 2012-05-30 深圳创维－Rgb电子有限公司 Echo signal processing method and system as well as television
US9231561B2 (en) * 2011-12-30 2016-01-05 Intel Corporation Multi-stage adaptive filter

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0145022A2 (en) * 1983-12-15 1985-06-19 Nec Corporation Method and apparatus for cancelling echo
WO1998001961A2 (en) * 1996-07-09 1998-01-15 Telefonaktiebolaget Lm Ericsson (Publ) Frequency domain signal reconstruction in sampled digital communications systems
WO2013095386A1 (en) * 2011-12-20 2013-06-27 Intel Corporation Techniques to simultaneously transmit and receive over the same radio-frequency carrier

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2015178932A1 *

Also Published As

Publication number Publication date
WO2015178932A1 (en) 2015-11-26
TW201545519A (en) 2015-12-01
CN106233638A (en) 2016-12-14
CN106233638B (en) 2020-04-07
EP3146646A1 (en) 2017-03-29
TWI556613B (en) 2016-11-01

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