BRPI1014788A2 - "métodos e aparelho para geração e uso de sinais de referência em um sistema de comunicações" - Google Patents

"métodos e aparelho para geração e uso de sinais de referência em um sistema de comunicações"

Info

Publication number
BRPI1014788A2
BRPI1014788A2 BRPI1014788A BRPI1014788A BRPI1014788A2 BR PI1014788 A2 BRPI1014788 A2 BR PI1014788A2 BR PI1014788 A BRPI1014788 A BR PI1014788A BR PI1014788 A BRPI1014788 A BR PI1014788A BR PI1014788 A2 BRPI1014788 A2 BR PI1014788A2
Authority
BR
Brazil
Prior art keywords
generating
methods
communications system
reference signals
communications
Prior art date
Application number
BRPI1014788A
Other languages
English (en)
Inventor
Gorokhov Alexei
Farajidana Amir
Montojo Juan
Bhattad Kapil
Palanki Ravi
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=42784157&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=BRPI1014788(A2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Qualcomm Inc filed Critical Qualcomm Inc
Publication of BRPI1014788A2 publication Critical patent/BRPI1014788A2/pt
Publication of BRPI1014788B1 publication Critical patent/BRPI1014788B1/pt

Links

Classifications

    • 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
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver
    • H04L5/005—Allocation of pilot signals, i.e. of signals known to the receiver of common pilots, i.e. pilots destined for multiple users or terminals
    • 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
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/0202—Channel estimation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/0202—Channel estimation
    • H04L25/0224—Channel estimation using sounding signals
    • H04L25/0226—Channel estimation using sounding signals sounding signals per se
    • 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
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver
    • H04L5/0051—Allocation of pilot signals, i.e. of signals known to the receiver of dedicated pilots, i.e. pilots destined for a single user or terminal
    • 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
    • H04L5/0014—Three-dimensional division

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Power Engineering (AREA)
  • Mobile Radio Communication Systems (AREA)
BRPI1014788-8A 2009-03-31 2010-03-31 métodos e aparelho para geração e uso de sinais de referência em um sistema de comunicações BRPI1014788B1 (pt)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US16545609P 2009-03-31 2009-03-31
US61/165,456 2009-03-31
US12/750,556 2010-03-30
US12/750,556 US8693429B2 (en) 2009-03-31 2010-03-30 Methods and apparatus for generation and use of reference signals in a communications system
PCT/US2010/029437 WO2010120530A1 (en) 2009-03-31 2010-03-31 Methods and apparatus for generation and use of reference signals in a communications system

Publications (2)

Publication Number Publication Date
BRPI1014788A2 true BRPI1014788A2 (pt) 2017-07-18
BRPI1014788B1 BRPI1014788B1 (pt) 2021-04-20

Family

ID=42784157

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI1014788-8A BRPI1014788B1 (pt) 2009-03-31 2010-03-31 métodos e aparelho para geração e uso de sinais de referência em um sistema de comunicações

Country Status (13)

Country Link
US (1) US8693429B2 (pt)
EP (1) EP2415196A1 (pt)
JP (1) JP5420752B2 (pt)
KR (2) KR101322347B1 (pt)
CN (1) CN102379098B (pt)
BR (1) BRPI1014788B1 (pt)
CA (1) CA2754440C (pt)
IL (1) IL215438A (pt)
MY (1) MY155861A (pt)
RU (1) RU2496243C2 (pt)
TW (1) TWI427981B (pt)
WO (1) WO2010120530A1 (pt)
ZA (1) ZA201107371B (pt)

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KR101345723B1 (ko) 2013-12-30
HK1168478A1 (zh) 2012-12-28
CA2754440A1 (en) 2010-10-21
US8693429B2 (en) 2014-04-08
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KR20110139759A (ko) 2011-12-29
BRPI1014788B1 (pt) 2021-04-20
CN102379098B (zh) 2015-07-22
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US20100246527A1 (en) 2010-09-30
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TW201136247A (en) 2011-10-16

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