HUE026306T2 - Szinkronizált adatszórásos/többes küldéses kommunikáció - Google Patents

Szinkronizált adatszórásos/többes küldéses kommunikáció Download PDF

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Publication number
HUE026306T2
HUE026306T2 HUE07100721A HUE07100721A HUE026306T2 HU E026306 T2 HUE026306 T2 HU E026306T2 HU E07100721 A HUE07100721 A HU E07100721A HU E07100721 A HUE07100721 A HU E07100721A HU E026306 T2 HUE026306 T2 HU E026306T2
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HU
Hungary
Prior art keywords
broadcast
transmission
modulation
format
data
Prior art date
Application number
HUE07100721A
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English (en)
Inventor
Matthew S Qualcomm Incorporated Grob
Peter J Black
Srikant Jayaraman
Paul E Jacobs
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Qualcomm Inc
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Application filed by Qualcomm Inc filed Critical Qualcomm Inc
Publication of HUE026306T2 publication Critical patent/HUE026306T2/hu

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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
    • H04L5/02—Channels characterised by the type of signal
    • H04L5/023—Multiplexing of multicarrier modulation signals
    • H04L5/026—Multiplexing of multicarrier modulation signals using code division
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
    • H04W4/06—Selective distribution of broadcast services, e.g. multimedia broadcast multicast service [MBMS]; Services to user groups; One-way selective calling services
    • 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
    • H04B1/707—Spread spectrum techniques using direct sequence modulation
    • 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
    • H04L27/00—Modulated-carrier systems
    • H04L27/01—Equalisers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2647—Arrangements specific to the receiver only
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2602—Signal structure
    • H04L27/2605—Symbol extensions, e.g. Zero Tail, Unique Word [UW]
    • H04L27/2607—Cyclic extensions

Claims (9)

  1. MINKIROAIZALT A»:âTSXO:RÂSOS/xéBBIi;g KÔUMÈSHSS KOMMHN«ÁCíÓ SM1âBAI,M!IGÈN¥FONTOK
    1. EljMs adatszórást» (broadcast) adások vételére. a ns si y sorár; agy vevőegységgel fogadunk agy aisé átvitelt (Ί00), amely több Időrést tartalmaz:; ;negba;ározzek, hogy a* aisé solas olyat; aóatszArásos rasas (! ?b) tanakrtaz. amely agy also mod;··· táoós formátum íéthasax;á)ásávái ¥& modulálva.. e&kmmk agy olyas egyos-adzső (umeasí) részi Çï75| larminu;*., amely agy .második modulációs formátum iellrssználásával van smximálvs, Ásol sa: also as második rrmduläclbs ibrmámmok ekétoek; íloíssíslaláikik (545) az egyeooáás;) rész;;: és stermfoutaipik (540) as sdazszőrásos rész;.. azzal JsAlmezve, hogy ss adatszórása*, rész (17¾) és az egyes-adást; rész (175) az ebé átvitel Időben ekérő részek képezik, ahol mindegyik az ebé átvitel agy vagy több slkklőrádó időrését foglalja «h és az adatszórásor rész (173) egy olyan szinkronizált adatszofosos rész, snteiyei ugyanazon adatszőrásos bjulámbxma telh&samllásxeai több szisrkrorbzák: sdóegység továbbított
  2. 2. Az ;. igenyno;u szerbm eljárás. almi további lépésként; kiválasztunk (534) egy első detmxmláfon (545) az «gyes-adásé ívsz deomdidálására; és khfàhsztmk (534) egy második dezuodidltorr (540) az adatszórásét rész demodtbslására.
  3. 3. Az 1. vagy 7, igénypont sav rém eljárás, aboi a második ínodaiáeiós forreábíor egy kodosziásós modulációs íbstítáSvjK.
  4. 4. Az előző igéoypomok bármely· ke ssetioti. eljárás, ahol az fo:A nvxlelécfos formátum egy ortogonális ikdcvenesaoszíásos nredsdáclósdőníktiesn.
  5. 5. Az előző igénypontok: bármelyike szerinti eljárás, aáol az első mofortécibs rőstosrurn egy olyast kódosz-tdses joodoládós formátum, amelynek fobb vevőegység állal bs-zo-áli ádatszőrásos ieriosziésl kódja var; é. Az előző igénypontok bármelyike szénné; eljárás., ahol az adalszótásos rész demodalálása soré;;. ekvabzáijnk (312) az adatszórást® rész;:,
  6. 7. Az előző igénypontok bá;stteJyike szerbül «hatás. shol az adaiszotásos rész demnáoláeiőja során: egy ekvausálo egységet egy sidsiszorásos pifokebm ( 17b) taukurík be. ih Az előző Igénypontok bánnelyike szerinti obéras adatszőrásos adás véreiére egy szőrr spektrumé kom-•nouskáelés rerabzerbet? ($. 7, 251. 55: 2411), amely sorén iöbb adóegységtől ;240; fogaduuk omgközeiitőieg stzonos iudiásofontrája adasazoräsos adások«·. alak a megkOeeibdleg assuma bubámém-íái·; «gy nrsiiSÎeriïïJs-ôSS sbiksxbbb Skaï -{B-miiipaik·} alkotnak . amely sgy trekvooeia-siselekév ksavpoxk csalamaválasx; álk elé, Äk^gomtk a veit teilámiumsfet a koarpsíxlt csatöraavákax «tei haiasáaak mvcrtâlâsâ-ysl vagy h&ifetsksiMsávul 9, (kámbógepes pKígramiermék., amdy alkalmas as elésé igeeypsmtok bíemelyike sxerkai eljárás végre-bánására uh Besvuneaés adatssésásssa adások vételére, ameliy l»«ssá«í& tartalmas: egy vevőegységet (10, 12, 14, IS), amely tartalmas: ess):svt (31)4; 550} több időrést tarbdmaab első adás (1015; 'dièdre, esakoxt smxtk meghattkosásár-y kegy as első adás olyas sdaíSKófásos részi: ( Γ/S) tared-stogs, amely egy első modulâmés .fomtähs?» kdbasxttáláxávsl vats ttmdimdva, valamim egy olyan egyes-adás« résaá (175) tartalmas, amely egy második modulációs ftwá.t»m M-bassbálásával vas moduiálvá. sW as eled és második modldódés Sbtmabsm eItéré; esskőst (545) ax egyes-adást) rése: áereodvtálására; és esskőst (540) as adasssórásos tésx fcrsxlalálására, a:ssrd jelborirsve. hogy ax adasssétásos cés.s ()75) és as: egyes-adás« rése (175) as elvé adás időbér smktnbéxő fesselt alkották, skel mludegylk as első adás egy vagy több eskübmttlő Időrésé; taglalja el; ás &x adalsssárásoa rész (175) egy olyas ssérkromsalS adatsxoorsos rése (173), amelyet egy axcums adtussérásos ImliÁslbrsmt tblhasmálásávÁ több ssirAmstixáb mldegység továbbított.
  7. 11, Ali), sgéeyposrt ssenstl beomdexés, amely tartalmas továbbá: esxköxt (534) egy első demodulator (545) ksválasstasára (534) egyes-adásé demodatácld atliábék ..................és ..................... ..................................................................................................... .......... esxköxt (534) egy második detmxbrláíaf (540) ki Alksstasárs (534) abatsskibsos demorbibksö vét-tars.
  8. 12, A lé, vagy 11, igénypont sserlssi beresdeaés, akti a második masleláeios baarsátoro egy mmoaxtásos mod« bános Kssvátam. 13, A 10-12. Igproyoulok: bármelyik« eset uni betvodeaés, ahol as ebé modulációs foraráram egy ortogonális Irekvericiaossiásos moéeláibós mtmáitmt. .1.4. A lö-l 3, Sgesyposlsk bármelyike seermíi bereodeaés, ahol as első modulációs formátum oiyaa kédosx-lástsa modulációs formátum, amely több adóegység akta liásxaált sdatsaérásos tét jesxiési kóddal readdkesik. : 5 A 10-14. tgésvjxmkik bármelyike sxetiml beremfoses, ab«) as adassaókssvs réss demodsdálására sxolgsié essköa kn'Obsnai:: ôsïMîâî (302; > 12} a;; sdsí;«:«rásos o?sz okuskaalasara.
  9. 16, A U;-i 3. Igenyposbok bibsodlylkß ssenob bororkzcv alak as abaisaozàsos sava denakniálásáía. szolgáló esskos îarushnas továbbá: eszkoz; egy devabzálé ;:gyssga;sk egy adafeskásos pifegeles il 76) íorlésö baíaodásáza.. 17. Λ 10-16,. ig«nysx«:skík báraí&amp;iylka szenîdi berendezés adassad oboa dívád vétekbe szód ^eklfuíSb: konanurokácíés rgoásgarbea (5,. 7, 25, 55; 240), sanely sarssnnaz tokákba: essköz: lényegébe!:; azooos kbláodksnKájd s<£atsx6rásos· adások több adóegységed (240) :őbénb véresére, aboi a ntegkozedlbkg: ssxoaes habánd;«·;t-ák agy olyan íítesíerséges íöhbezöbb nsa: ai-fcoíoak, asnoly egy íkíkvenoia-szslekíiv kompozá es&amp;íoimyáiiasgi álik aló, esakdz; a ved bailáníibsansk &amp;kkslgogásá;a a ko:;n|x>zd csatomaválasz: szűrés; hasbának divodáiásávai vagy aatásialanbásbval.
HUE07100721A 2004-01-20 2005-01-20 Szinkronizált adatszórásos/többes küldéses kommunikáció HUE026306T2 (hu)

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US (4) US8363697B2 (hu)
JP (4) JP4777907B2 (hu)
KR (3) KR101118490B1 (hu)
CN (4) CN102291361B (hu)
AU (2) AU2005207338B2 (hu)
BG (1) BG109346A (hu)
BR (1) BRPI0504407A (hu)
CA (1) CA2525239C (hu)
CZ (1) CZ2005704A3 (hu)
DE (1) DE602005022263D1 (hu)
DK (1) DK1658688T3 (hu)
EC (1) ECSP056176A (hu)
ES (2) ES2541104T3 (hu)
HU (1) HUE026306T2 (hu)
IL (2) IL171796A (hu)
MX (1) MXPA05012687A (hu)
NO (1) NO20055252L (hu)
NZ (3) NZ571456A (hu)
PL (1) PL380449A1 (hu)
PT (2) PT1788725E (hu)
RU (1) RU2379840C2 (hu)
TR (1) TR200504827T2 (hu)
TW (2) TWI367640B (hu)
UA (1) UA95437C2 (hu)
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