DK2496005T3 - Trådløst kommunikationsapparat og fremgangsmåde til generering af referencesignal - Google Patents

Trådløst kommunikationsapparat og fremgangsmåde til generering af referencesignal Download PDF

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Publication number
DK2496005T3
DK2496005T3 DK10826358.3T DK10826358T DK2496005T3 DK 2496005 T3 DK2496005 T3 DK 2496005T3 DK 10826358 T DK10826358 T DK 10826358T DK 2496005 T3 DK2496005 T3 DK 2496005T3
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terminal
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DK10826358.3T
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Takashi Iwai
Daichi Imamura
Akihiko Nishio
Yoshihiko Ogawa
Masaru Fukuoka
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Sun Patent Trust
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Publication of DK2496005T3 publication Critical patent/DK2496005T3/da

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J11/00—Orthogonal multiplex systems, e.g. using WALSH codes
    • H04J11/0023—Interference mitigation or co-ordination
    • H04J11/005—Interference mitigation or co-ordination of intercell interference
    • H04J11/0053—Interference mitigation or co-ordination of intercell interference using co-ordinated multipoint transmission/reception
    • 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
    • H04B1/69—Spread spectrum techniques
    • H04B1/713—Spread spectrum techniques using frequency hopping
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/30—Monitoring; Testing of propagation channels
    • H04B17/309—Measuring or estimating channel quality parameters
    • H04B17/354—Adjacent channel leakage power
    • 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
    • H04B7/022—Site diversity; Macro-diversity
    • H04B7/024—Co-operative use of antennas of several sites, e.g. in co-ordinated multipoint or co-operative multiple-input multiple-output [MIMO] systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J13/00—Code division multiplex systems
    • H04J13/0007—Code type
    • H04J13/0055—ZCZ [zero correlation zone]
    • H04J13/0059—CAZAC [constant-amplitude and zero auto-correlation]
    • H04J13/0062—Zadoff-Chu
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J13/00—Code division multiplex systems
    • H04J13/0074—Code shifting or hopping
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0023—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the signalling
    • H04L1/0026—Transmission of channel quality indication
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/20—Arrangements for detecting or preventing errors in the information received using signal quality detector
    • 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
    • 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
    • H04L5/0003—Two-dimensional division
    • H04L5/0005—Time-frequency
    • H04L5/0007—Time-frequency the frequencies being orthogonal, e.g. OFDM(A), DMT
    • 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
    • H04L5/0032—Distributed allocation, i.e. involving a plurality of allocating devices, each making partial allocation
    • H04L5/0035—Resource allocation in a cooperative multipoint environment
    • 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
    • H04L5/0091—Signaling for the administration of the divided path
    • 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
    • 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
    • H04L5/0058—Allocation criteria
    • H04L5/0073—Allocation arrangements that take into account other cell interferences

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Quality & Reliability (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Near-Field Transmission Systems (AREA)
  • Noise Elimination (AREA)

Claims (6)

  1. TRÅDLØST KOMMUNIKATIONSAPPARAT OG FREMGANGSMÅDE TIL GENERERING AF REFERENCESIGNAL
    1. Radiokommunikationsterminalapparat (100) til mulig anvendelse i koordineret multipunktstransmission og -modtagelse (Coordinated Multiple Point, CoMP), hvilket terminalapparat omfatter: en CoMP-tilstandsindstillingssektion (101) konfigureret til at indstille terminalapparatet (100) i enten en CoMP-tilstand eller en ikke-CoMP-tilstand, hvor det koordinerede multipunkt til at udføre transmission og modtagelse blandt en flerhed af celler på koordineret vis skal anvendes i CoMP-tilstanden og ikke skal anvendes i ikke-CoMP-tilstanden, idet terminalapparatet (100) er kendetegnet ved at omfatte: en hoppemønsterberegningssektion (104) konfigureret til at indbefatte en flerhed af forskellige hoppemønstre med et første hoppemønster og et andet hoppemønster til at hoppe et Zadoff-Chu (ZC)-sekvensnummer anvendt som referencesignal og beregne ZC-sekvensnummeret ved hjælp af ét af flerheden af hoppemønstre, idet det første hoppemønster anvendes, når CoMP-tilstanden indstilles af CoMP-tilstandsindstillingssektionen, og det andet hoppemønster anvendes, når ikke-CoMP-tilstanden indstilles af CoMP-tilstandsindstillingssektionen, og en ZC-sekvensgenereringssektion (105) konfigureret til at generere en ZC-sekvens ved hjælp af det beregnede ZC-sekvensnummer.
  2. 2. Radiokommunikationsterminalapparat ifølge krav 1, hvor hoppemønsterberegningssektionen (104) er indrettet til at beregne ZC-sekvensnummeret ved hjælp af det første hoppemønster, hvorved ZC-sekvensnummeret anvendt inden for en CoMP-gruppe, der grupperer flerheden af celler, hoppes for at udføre transmission og modtagelse på koordineret vis, når radiokommunikationsterminalapparatet er indstillet i CoMP-tilstanden af CoMP-tilstandsindstillingssektionen.
  3. 3. Radiokommunikationsterminalapparat ifølge krav 1, hvor hoppemønsterberegningssektionen (104) er indrettet til at beregne ZC-sekvensnummeret ved hjælp af det første hoppemønster, hvorved ZC-sekvensnummeret anvendt uden for en CoMP-gruppe, der grupperer flerheden af celler, hoppes for at udføre transmission og modtagelse på koordineret vis, når radiokommunikationsterminalapparatet er indstillet i CoMP-tilstanden af CoMP-tilstandsindstillingssektionen.
  4. 4. Radiokommunikationsterminalapparat ifølge krav 2, hvor CoMP-gruppen er konfigureret af alle celler, der konfigurerer CoMP-grupper, hvortil flerheden af CoMP-terminaler, der er til stede i celler, hører.
  5. 5. Radiokommunikationsterminalapparat ifølge krav 3, hvor CoMP-gruppen er konfigureret af alle celler, der konfigurerer en CoMP-gruppe, hvortil flerheden af CoMP-terminaler, der er til stede i en celle, hører.
  6. 6. Fremgangsmåde til generering af et referencesignal til mulig anvendelse i koordineret multipunktstransmission og -modtagelse (Coordinated Multiple Point, CoMP), hvilken fremgangsmåde omfatter: at indstille et terminalapparat i enten en CoMP-tilstand eller en ikke-CoMP-tilstand, hvor det koordinerede multipunkt til at udføre transmission og modtagelse blandt en flerhed af celler på koordineret vis skal anvendes i CoMP-tilstanden og ikke skal anvendes i ikke-CoMP-tilstanden, idet fremgangsmåden er kendetegnet ved at omfatte: at referere til en flerhed af forskellige hoppemønstre med et første hoppemønster og et andet hoppemønster til at hoppe et Zadoff-Chu (ZC)-sekvensnummer anvendt som referencesignal og beregne ZC-sekvensnummeret ved hjælp af ét af flerheden af hoppemønstre, idet det første hoppemønster anvendes, når CoMP-tilstanden indstilles, og det andet hoppemønster anvendes, når ikke-CoMP-tilstanden indstilles, og at generere en ZC-sekvens anvendt til referencesignalet ved hjælp af det beregnede ZC-sekvensnummer.
DK10826358.3T 2009-10-30 2010-10-29 Trådløst kommunikationsapparat og fremgangsmåde til generering af referencesignal DK2496005T3 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2009250432 2009-10-30
PCT/JP2010/006398 WO2011052222A1 (ja) 2009-10-30 2010-10-29 無線通信装置及び参照信号生成方法

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Publication Number Publication Date
DK2496005T3 true DK2496005T3 (da) 2018-09-17

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US (9) US8797986B2 (da)
EP (3) EP3337217B1 (da)
JP (4) JP5574449B2 (da)
KR (1) KR101580010B1 (da)
CY (1) CY1120973T1 (da)
DK (1) DK2496005T3 (da)
ES (3) ES2748499T3 (da)
HR (1) HRP20181417T1 (da)
HU (1) HUE039041T2 (da)
LT (1) LT2496005T (da)
PL (3) PL2496005T3 (da)
PT (1) PT2496005T (da)
RS (1) RS57614B1 (da)
SI (1) SI2496005T1 (da)
WO (1) WO2011052222A1 (da)

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US9893830B2 (en) 2018-02-13
JP2017063490A (ja) 2017-03-30
SI2496005T1 (sl) 2018-10-30
US11349588B2 (en) 2022-05-31
US8797986B2 (en) 2014-08-05
KR101580010B1 (ko) 2015-12-23
JP2015228684A (ja) 2015-12-17
JPWO2011052222A1 (ja) 2013-03-14
HUE039041T2 (hu) 2018-12-28
HRP20181417T1 (hr) 2018-10-19
EP3541109B1 (en) 2020-07-29
EP2496005B1 (en) 2018-06-06
US20120207077A1 (en) 2012-08-16
ES2822294T3 (es) 2021-04-30
PL3541109T3 (pl) 2021-01-11
US20150229428A1 (en) 2015-08-13
US20240146434A1 (en) 2024-05-02
ES2685510T3 (es) 2018-10-09
US20180131460A1 (en) 2018-05-10
KR20120112382A (ko) 2012-10-11
EP2496005A4 (en) 2017-03-22
PL3337217T3 (pl) 2020-01-31
EP2496005A1 (en) 2012-09-05
EP3337217B1 (en) 2019-07-10
JP6300165B2 (ja) 2018-03-28
US11909511B2 (en) 2024-02-20
JP2014212556A (ja) 2014-11-13
US20210013983A1 (en) 2021-01-14
US10826638B2 (en) 2020-11-03
US9048972B2 (en) 2015-06-02
US20160248532A1 (en) 2016-08-25
JP5788568B2 (ja) 2015-09-30
US20140286260A1 (en) 2014-09-25
US20220255655A1 (en) 2022-08-11
PL2496005T3 (pl) 2018-11-30
EP3337217A1 (en) 2018-06-20
JP6065071B2 (ja) 2017-01-25
ES2748499T3 (es) 2020-03-17
LT2496005T (lt) 2018-09-10
US20190222338A1 (en) 2019-07-18
EP3541109A1 (en) 2019-09-18
PT2496005T (pt) 2018-10-19
US10291344B2 (en) 2019-05-14
CY1120973T1 (el) 2020-05-29
US9363031B2 (en) 2016-06-07
WO2011052222A1 (ja) 2011-05-05
RS57614B1 (sr) 2018-11-30
JP5574449B2 (ja) 2014-08-20

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