MX2012003958A - Dispositivo de comunicacion inalambrica, estacion base y metodos de los mismos para transiciones de modo de puerto de antena y modo de transmision. - Google Patents

Dispositivo de comunicacion inalambrica, estacion base y metodos de los mismos para transiciones de modo de puerto de antena y modo de transmision.

Info

Publication number
MX2012003958A
MX2012003958A MX2012003958A MX2012003958A MX2012003958A MX 2012003958 A MX2012003958 A MX 2012003958A MX 2012003958 A MX2012003958 A MX 2012003958A MX 2012003958 A MX2012003958 A MX 2012003958A MX 2012003958 A MX2012003958 A MX 2012003958A
Authority
MX
Mexico
Prior art keywords
wireless communication
communication device
antenna port
base station
port mode
Prior art date
Application number
MX2012003958A
Other languages
English (en)
Spanish (es)
Inventor
Kimihiko Imamura
John M Kowalski
Sayantan Choudhury
Original Assignee
Sharp Kk
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 Sharp Kk filed Critical Sharp Kk
Publication of MX2012003958A publication Critical patent/MX2012003958A/es

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
    • H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0686—Hybrid systems, i.e. switching and simultaneous transmission
    • H04B7/0689—Hybrid systems, i.e. switching and simultaneous transmission using different transmission schemes, at least one of them being a diversity transmission scheme
    • 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
    • H04B1/02—Transmitters
    • H04B1/04—Circuits
    • 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
    • H04B7/0868—Hybrid systems, i.e. switching and combining
    • H04B7/0871—Hybrid systems, i.e. switching and combining using different reception schemes, at least one of them being a diversity reception scheme
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
    • H04W52/04—Transmission power control [TPC]
    • H04W52/06—TPC algorithms
    • H04W52/14—Separate analysis of uplink or downlink
    • H04W52/146—Uplink power control
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
    • H04W52/04—Transmission power control [TPC]
    • H04W52/18—TPC being performed according to specific parameters
    • H04W52/22—TPC being performed according to specific parameters taking into account previous information or commands
    • H04W52/228—TPC being performed according to specific parameters taking into account previous information or commands using past power values or information
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
    • H04W52/04—Transmission power control [TPC]
    • H04W52/38—TPC being performed in particular situations
    • H04W52/42—TPC being performed in particular situations in systems with time, space, frequency or polarisation diversity
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/20—Control channels or signalling for resource management
    • H04W72/21—Control channels or signalling for resource management in the uplink direction of a wireless link, i.e. towards the network
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
    • H04W52/04—Transmission power control [TPC]
    • H04W52/30—Transmission power control [TPC] using constraints in the total amount of available transmission power
    • H04W52/34—TPC management, i.e. sharing limited amount of power among users or channels or data types, e.g. cell loading
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
    • H04W88/02—Terminal devices
    • H04W88/06—Terminal devices adapted for operation in multiple networks or having at least two operational modes, e.g. multi-mode terminals

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radio Transmission System (AREA)
MX2012003958A 2009-10-02 2010-09-30 Dispositivo de comunicacion inalambrica, estacion base y metodos de los mismos para transiciones de modo de puerto de antena y modo de transmision. MX2012003958A (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US12/572,563 US9059749B2 (en) 2009-10-02 2009-10-02 Antenna port mode and transmission mode transitions
PCT/JP2010/067610 WO2011040647A1 (en) 2009-10-02 2010-09-30 Wireless communication device, base station and methods thereof for antenna port mode and transmission mode transitions

Publications (1)

Publication Number Publication Date
MX2012003958A true MX2012003958A (es) 2012-05-08

Family

ID=43823562

Family Applications (1)

Application Number Title Priority Date Filing Date
MX2012003958A MX2012003958A (es) 2009-10-02 2010-09-30 Dispositivo de comunicacion inalambrica, estacion base y metodos de los mismos para transiciones de modo de puerto de antena y modo de transmision.

Country Status (7)

Country Link
US (5) US9059749B2 (enExample)
EP (1) EP2484174A4 (enExample)
JP (3) JP5186616B2 (enExample)
KR (1) KR101387857B1 (enExample)
CN (1) CN102550122B (enExample)
MX (1) MX2012003958A (enExample)
WO (1) WO2011040647A1 (enExample)

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US20110081875A1 (en) 2011-04-07
US20180138961A1 (en) 2018-05-17
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