TWI374627B - Systems and methods for control channel signaling - Google Patents

Systems and methods for control channel signaling Download PDF

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TWI374627B
TWI374627B TW095111590A TW95111590A TWI374627B TW I374627 B TWI374627 B TW I374627B TW 095111590 A TW095111590 A TW 095111590A TW 95111590 A TW95111590 A TW 95111590A TW I374627 B TWI374627 B TW I374627B
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report
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cqi
wireless communication
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TW200707959A (en
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Hemanth Sampath
Alexei Gorokhov
Aamod Khandekar
Edwatd Harrison Teague
David Jonathan Julian
Tamer Kadous
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Qualcomm Inc
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    • 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
    • H04L1/0028—Formatting
    • 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
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0053—Allocation of signaling, i.e. of overhead other than pilot 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
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0053—Allocation of signaling, i.e. of overhead other than pilot signals
    • H04L5/0057—Physical resource allocation for CQI
    • 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
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • H04L25/03006—Arrangements for removing intersymbol interference
    • H04L2025/0335—Arrangements for removing intersymbol interference characterised by the type of transmission
    • H04L2025/03375—Passband transmission
    • H04L2025/03414—Multicarrier
    • 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
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • H04L25/03006—Arrangements for removing intersymbol interference
    • H04L2025/0335—Arrangements for removing intersymbol interference characterised by the type of transmission
    • H04L2025/03426—Arrangements for removing intersymbol interference characterised by the type of transmission transmission using multiple-input and multiple-output channels
    • 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
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • H04L25/03006—Arrangements for removing intersymbol interference
    • H04L2025/03777—Arrangements for removing intersymbol interference characterised by the signalling
    • H04L2025/03802—Signalling on the reverse channel
    • 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
    • H04L25/0204—Channel estimation of multiple channels
    • 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
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • H04L25/03006—Arrangements for removing intersymbol interference
    • H04L25/03343—Arrangements at the transmitter end

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Quality & Reliability (AREA)
  • Power Engineering (AREA)
  • Mobile Radio Communication Systems (AREA)

Description

^/4627 九、發明說明： 【發明所屬之技術領域】 本文件大體而言係關於無線通信， 且尤其係關於無線通 4s系統之通道貢訊反饋。 【先前技術】 一正交頻分多址（0FDMA)系統使用正交分頻多工 (⑽肘)。_係將整個系統頻寬分成多個(n)正交頻次載 纟的多载波調變技術。亦可稱該等次載波為音調、頻率倉 • ㈣)及頻率通道。每—次載波與—可用資料調變之分個別 次載波相關聯。在每-0FDM符號週期内可在總共n個次載 '皮上發送多達N個調變符號。用N點反向快速傅立葉轉換 、 （耐)將該等調變符號轉換成時域以產生一含有n個時域 日日片或樣品的轉換符號。 在一跳頻通信系統中，在亦可被稱為"跳頻週期"之不同 時間間隔期間在不同頻率之次載波上傳輸資料。藉由正交 φ 分頻多工、其它多載波調變技術或一些其它構造可提供該 ' 等頻率次載波。由於跳頻，該資料傳輸以一偽隨機方式在 次載波間跳躍。該跳頻提供頻率分集並允許該資料傳輸更 好地抵抗諸如窄帶干擾、人為干擾、衰退等等的有害路徑 效應。 所有通信系統中必須處理的一個問題為對於每一存取終 端可利用多個傳輸技術之不同傳輸技術。另外，一存取終 端可與多個基地台通信。所有該等交換需要大量反饋以完 全報告。 110l04.doc 1374627 因此，需要為使用多個傳輸模式並為與多個基地台通信 提供反饋，同時最小化將來自接收器之反饋提供至傳輸器 所需之資源。 . 【發明内容】 •提供對不同扇區考慮不同反向鏈路報告類型的一或多個 態樣。另外，該等報告類型可包含與存取終端之前向鏈路 傳輸之類型相關的指令。該等報告類型亦可與—正在該存 Φ 取終端處使用或需要使用之排程模式相關。 應瞭解本揭示内容之其它態樣自以下詳細描述對熟悉此 項技術者將變得顯而易見，為說明之簡單，以下詳細描述 中僅展示並描述本發明之例示性態樣。將瞭解，在均不背 • 離本揭示内容之範疇的情況下，所揭示之該等態樣可涵蓋 其它態樣及不同態樣，且其若干細節可涵蓋在多個方面的 修改。 【實施方式】 Φ >看圖1，其說明根據一態樣之一多重存取無線通信系 統。一多重存取無線通信系統100包括多個單元，例如，單 兀102、1 04及106。在圖1之該態樣中，每一單元102、104 及106可包括一包括多個扇區之存取點。藉由每一者負 責與存取終端通信之天線組在該單元之一部分中形成多個 扇區。在單元102中：天線組112、u 4及116之每一者對應 於一不同扇區。在單元1〇4中，天線組118、12〇及122之每 一者對應於一不同扇區。在單元1〇6中，天線組124、126及 128之每一者對應於一不同扇區。 110104.doc 1374627 母一早元包括與每-存取點之—或多個扇區通信之若干 終端。舉例而言，存取終端⑽及】32與存取點142通 仏，存取終端m及136與存取點144通信；且存取終端138 及140與存取點146通信。如本文所使用’來自-存取點之 傳輸被稱為前向鏈路及且來自該存取點之傳輸被稱為反 鏈路。 在某些態樣中，每一存取終端13〇、132、134、
40可與-或多個單元之兩個或兩個以上之扇區通信。可 執仃此係為了允許在不同扇區或單元之間之交遞以實現適 當之容量管理及/或其它原因。為提供與多個扇區通信之能 力’該存取終端可用於判定與一或多個扇區相關之通道條 牛此係基於自-或多個扇區傳輸之引示或導引信號來完 成接著可將此通道資訊（例如，通道品質資訊（CQI))提供 至一或多個扇區之每__者以允許（例如）用於至及自該等存 取終端之每—者之傳輸的更準較功率、速度及其它控制 並支援軟交遞、更軟交遞及其它類型之交遞。 該組扇區（該存取終端具有用於其之例如媒體存取控制 (mac)id的分配資源）屬於可稱為一存取終端之現用集的 集5 例示性現用集可由（例如）關於存取終端134之服務 扇區120連同扇區118、122、124及126組成。在該等情況下， 如本文所描述，扇區118、122、124及126可與存取終端134 具有特定通信。 應注意儘管以上討論陳述MACID為用於一現用集之成員 的資源，但是可使用kmacid之外或替代MACID的其它資 I10104.doc 1374627 源，諸如來自與一扇區或另一扇區進行之對話的對話資 訊、終端ID或其它資訊》 該存取終端自其成功接收一前向鏈路分配之最後扇區可 被稱為前向鏈路服務扇區（FLSS).該存取终端自其成功接 收-反向鏈路分配之最後扇區可被稱為反向鏈路服務扇區 (RLSS)。該存取終端判定為反向鏈路資料傳輸戶斤需之扇區 的扇區可被稱為-所需反向鏈路服務扇區（Drlss)。該存取
終端判定為前向鏈路資料傳輸所需之扇區的主動集内之扇 區可被稱為一所需前向鏈路服務扇區（DFLSS)。 該主動集之該等扇區為-或多個同步子集之成員。不同 子集可具有（例如）可藉由不同源同步之不同時序。具有相同 時序之扇區可被料—时子集之成M。該存取終端之 RLSS及FLSS可為相同同步子集之成員以減少控制訊息之 信號耗用。在某些態樣巾，該存料端可選擇DRLSS如
壯SS-樣作為相_步子集之―成員。不含有⑽之同步 子集被稱為一非同步子集。 、在某些態樣中，該存取終端至少能傳輸可用之所有控制 通道訊心到FLSS，除了特定意欲用於除該FLss之外的扇區 或存取點之I。。其亦能傳輸此等訊息至與該FLSs同樣同 '成員此外4存取終端可限於僅傳輸有限的控制通 道至作為—非同步子集之-成員的每-扇區。 ••子於FLSS或任何其他扇區，待報告之實際控制通道訊息 及其傳輸之頻率及時序基於來自flss或彼其他扇區的指 令。該Μ令可包含待傳輸之控制通道之類型及依據訊框 110l04.doc 1374627 之時序、頻率，且可包括於該等指令 之數目。同樣，單一實例報告請求可自 另外，每一指令可構成一用於報告一 有相同或不同報告要求的請求。 應注意一存取終端可將立 PTCC 肝八所有控制通道訊息傳輸至 FLSS，而不管將控制通道訊自 心應用到哪個扇區或存取點。 該存取終端亦可將控制通道訊自 — 、W心傳輸至控制通道訊息之特
疋目標扇區。此外’可利用此犛 用此寻方法之組合以用於不同的 扇區。 另外’在通道化系統中(例如，其中將頻寬分成共存載, 系統”中可將使用者通仏限制於少於所有頻寬或載这 中），該存取終端可僅在經限制以在通信f料之載波及_ 不的其它載波中傳輸控制通道。
或額外指令中的傳輸 一或多個扇區提供。 或多個通道類型之具 如本文職用…存取點可為—詩與終料信之固定 台且其亦可被稱為一基地台、一節點B或某些其他術語且包 括其之某些或所有功能…存取終端亦可被稱為—使用者 設備(UE)、一無線通信裝置、終端、一行動台或某些其他 術語且包括其之某些或所有功能。 亦可將本文所描述之傳輸技術用於各種無線通信系統， 諸如-CDMA系統、-丁讓八系統、一FDMA系統、一正交 頻分多重存取（OFDMA)系統、一單載波FDMa(sc fdma) 系統等等。一 〇FDMa系統利用正交頻分多工技術 (OFDM)，#為將整個系統頻寬分成多個（κ)正交頻次載波 的調變技術。亦可稱此等次載波為音調、頻率倉等等。對 110104.doc •10· 1374627 於OFDM ’可用資料對每一次載波進行獨立調變。— SC-FDMA系統可利用交錯FDMA(IFDMA)以在跨越系統頻 寬分佈之次載波上傳輸、利用區域FDMA(LFDMA)以在鄰近 次載波區塊上傳輸或使用增強FDMA(EFDMA)以在多個鄰 近次載波區塊上傳輸。一般而言，對於OFDM，調變符號在 頻率域中發送，且對於SC-FDMA，調變符號在時間域中發 〇 系統100可對該等前向或反向鏈路使用各種次載波結 構。對於分佈式次載波結構，將總數為κ個之次載波排成S 個不重疊的集合’使得每一集合含有跨越總數為K之次載波 均勻分佈之N個次載波。每一集合中之連續次載波被s個次 載波隔開’其中K=S. N。因此，對於se{l、...、S}，隼合 s含有次載波s、S + s、2S + s、…、（N-1) . S+s。對於一區塊 次載波結構，將總數為K之次載波排成S個不重疊的集合， 使得每一集合含有N個連續之次載波。因此，對於s e丨丨、.、 S} ’集合s含有子集（s-1) . N+1至s · N。一般而言，用於每 一鏈路之次載波結構可包括任何數目之集合，且每一集合 可包括以任何方式安排之任何數目之次載波。在一雜樣 中，對於大部分以下描述，假定該區塊次載波結構用於反 向鍵路^ 系統100可支援每一鏈路之單載波或多載波。在一態樣 中，多個（C)次載波可用於該系統支援之每—載波。亦可將 每一載波分成多個（P)次頻帶。一次頻帶為系統頻帶内之一 頻率範圍。在一態樣中，每一載波跨度約為5 MHz，c = 5 ] 2 ' II0104.doc • 11 · 1374627 P=4、S=32且Ν=16β對於此態樣，一單載波系統具有被排 成4個次頻帶之總數為Κ=512個次載波，且每一次頻帶包括 128個次載波。對於該態樣，該單載波系統具有32個次載波 集合，且每一集合包括16個次載波。對於該態樣，具有4個 載波之系統具有排成16個次頻帶之總數為κ=2〇48的次載 波。
應注意次頻帶可為與上述次載波數目不同數目的次載波 之區段、可在總跨度上少於所有之載波且可在每一通道中 之一或多個次頻帶之間具有不同數目之次載波。 圖2 Α展示可用於&向及反向鍵路之例示性超級訊框結構 200。每一鏈路之傳輸時間線被分成超級訊框單元。每—超 級訊框橫跨-特殊持續時間，該持續可固K可配置。對 於前向鏈路’每—超級訊框包括—繼之以m個訊框的序 文，其中M>!。-訊框可涉及傳輸時間線中之一時間間隔 或該時間間隔期間發送之傳輸。該超級訊框序文载運啟用
㈣接收前向鏈路控制通道並隨後存取系統之附加資訊。 每-隨後之訊框可載運訊務資料及/或控制通道訊息。對於 反向鏈路，每-超級訊框包括Μ個訊框，丨中可將哼第二 訊框延伸前向鏈路上超級訊框序文之長度。反向料上之 該等超級訊框在時間上大體與前向鏈路上之該等超級訊框 對準。 ㈣展示❹“及反向鏈路之特定軌訊框結構。— 4又而：超級讯框可橫跨任何持續時間且可包括任何數 目之。fl框及其匕攔位1於反向鏈路之超級訊框結構可與 I I0l04.doc 1374627 用於前向鏈路之超級訊框結構相同或相異。 圖2B展示㈣反向料之—交錯結構21(^返回參看圖 2A’對於每-鏈路’可將每__超級訊框中之該等訊框安排 成幾組，每-組包括q個連續之訊框，其中q>卜用訊框的 此分組，對於每一鏈路可形成Q個交錯。在一態樣中，交錯 1包括訊框卜Q+1、2Q+1等等；交錯2包括訊框2、（^2、2(5+曰2 等等且交錯Q包括訊框q、2Q、3Q，等等，如圖⑸中所示。 鲁料Q個交錯彼此偏移_個訊框。在對於大部分以下描述而 言Q= 6的態樣中，六個交錯經形成且用於以—交錯之方式 發送六個封包’每一交錯一封包，如下所述。 系統100可支援分頻雙工（1^]〇)及/或分時雙工（TDD)。對 於FDD’前向及反向鏈路被配置獨立之頻帶且可在兩個鍵 路上同時發送傳輸，如圖2 A中所示。對於TDD，前向及反 向鏈路共用相同之頻帶，且可用不同訊框發送用於該等兩 個鏈路之傳輸。舉例而言，可向前向鏈路配置奇數個訊框， • 且可向反向鏈路配置偶數個訊框。或者，亦可利用其他配 置例如，其中一個鏈路之訊框為另一個鏈路之訊框的多 倍。 在一態樣中’在反向鏈路上發送一控制區段。控制區段 載運用於反向鏈路之各種控制通道訊息。在一態樣中，將 控制區段映射至每—控制訊框中之時間及頻率之固定區 域。控制訊框為發送控制區段之訊框。在另一態樣中，於 制區段以一偽隨機或確定方式自控制訊框跳至控制訊框以 實現頻率分集。 ί ί0104.cfoc -13 · 1374627 之四個次載波之至少一者上發送該控制區段。在一態樣 中，對於大部分以下描述而言，假定該控制區段之尺寸在 頻率上係可縮放的，例如，在次載波單元中。對於該態樣， 控制區段在每一控制訊框中可橫跨一個、兩個或可能更多 之次載波。用於控制區段之該（該等）次載波可連續或可在該 系統頻寬上分佈。在其它態樣中，控制區段之尺寸在時間 上或在時間及頻率兩者上縮放。 φ 一般而言，可將控制區段映射至一覆蓋F個次載波及橫跨 T個符號週期之時間_頻率域，其中F $ !且丁仝j，如圖3八之 左上角所示。控制區段包括U個傳輸單元，其中u=F . T。 一傳輸單元為一符號週期中之一次載波。為清楚起見，大 部分之以下描述用於其中控制區段佔用一或多個次載波且 橫跨整個控制訊框之態樣，除了反向鏈路訊框1。在一態樣 中，K=512、P=4且T=8。對於此態樣，控制區段⑴覆蓋一 控制訊框之8個符號週期中之128之整數倍個的次載波且（2) 籲 匕括1 024之整數倍個傳輸單元，例如，1〇24、2048 ' 3072 或4096個傳輸單元。 圖3 Α亦展示用於控制區段之跳頻。控制區段可在不同控 制Λ框中跳頻，如圖3 A中所示。該跳頻可為偽隨機或確定 的。 圖3 A進一步展示用於訊務通道之一例示性跳頻機制。一 訊務通道為一將資料自一傳輸器發送至一接收器之構件且 亦可被稱為一通道、一實體通道、一實體層通道、一資料 通迢等等。可將每一訊務通道映射至在不同訊框中跳頻以 H0KM.doc 1374627 貫現頻率分集之特定時間-頻率區塊之序列，如圖3 A中所 不。在一悲樣中，一時間-頻率區塊對應於一訊框中之次載 波之一集合。跳頻（FH)模式指示用於每一訊框中之每—訊 務通道之特定時間-頻率區塊。圖3A展示用於一訊務通道y 之時間-頻率區塊之序列。可將其他訊務通道映射至用於訊 務通道y之時間-頻率區塊序列之垂直變化及循環變化之版 本。 在一態樣中，用於訊務通道之跳頻避免該控制區段。在 另一態樣中’用於訊務通道之跳頻相對於控制區段係偽隨 機的。對於此態樣’可為每一控制訊框中之控制區段配置 若干（例如，八個）次載波集合。接著將與控制區段碰撞之每 一訊務通道映射至配置給控制區段之—次尊波集合。對於 此態樣，只要碰撞發生，訊務通道及控制區段就交換次載 波。 圖3C展示用於四個載波之一跳頻控制區段32〇之一態 樣。對於該態樣，為每一載波提供控制區段之一實例。在 一態樣中，用於每一載波之控制區段實例載運用於該載波 之反向鏈路控制通道訊息且獨立於用於其他載波之控制區 段實例。用於四個載波之四個控制區段實例（1)可具有相同 或不同之尺寸’（2)彼此可共同或獨立跳躍，且（3)可在一交 錯（如每第六訊框）上發送。 圖3A及3B展示控制區段之某些態樣。在另一態樣中，可 在多個交錯中發送控制區段。在另一態樣中，可在可發送 控制區段之每一訊框中選擇性地啟用或禁用控制區段。 I I0l04.doc 1374627 系統1 00可利用各種控制通道訊息以支援前向及反向鏈 路上之資料傳輸。控制通道訊息通常載運周於實體層之少 量控制通道訊息。用於每一鏈路之特定控制通道訊息可視 多個因素而定，例如，傳輸訊務資料之方式、傳輸控制通 道訊息之方式、訊務通道及控制通道訊息之設計等等。 在某些態樣中，反向鏈路控制通道包括通道品質指示通 道（R-CQICH)、空間方向模式報告通道（R-BFCH)、區段靈 敏度排程通道（R-SFCH)、引示通道（R-PICH)、請求通道 (R-REQCH)及確認通道（R-ACKCH)的一或多個。 該存取終端可使用R-CQICH將用於至存取網路之不同扇 區的前向鏈路品質（例如，量化之CQI值）傳輸至RLSS或其能 傳輸至的其現用集中的任何其他扇區。R-SFCH為一反饋通 道，其可由存取終端用來傳輸經量測用於FLSS之次載波之 區段的前向鏈路通道品質。R-BFCH為一反饋通道，其由存 取終端用來傳輸波束及補充CQI或完整的CQI以啟用 SDMA、預編碼、波束形成或其組合。該R-PICH可為一寬 帶引示通道。R-REQCH可由存取終端使用以請求資源。 R-ACKCH可由存取終端使用確認前向鏈路傳輸。 在某些態樣中，可指示存取終端以在FLSS之控制區段上 傳輸 R-CQICH、R-BFCH、R-SFCH、R-PICH、R-REQCH 及 R-ACKCH之至少一者。此夕卜，可指示存取終端僅在作為非 同步子集之一成員之每一扇區的控制區段上傳輸 R-CQICH。對於作為FLSS或RLSS之同步子集之成員之扇 區，可為任何通道提供指令，然而，報告受產生適當量測 I I0104.doc 1374627 的=力所限制。另夕卜，在大多數態樣中，對該同步子集之 成員的報告可限於R-CQICH。 在以下一或多個表中展示用於上述控制通道之訊息之該 格式的若干例示性態樣。在該等表之每—者中，訊息的任 何襴位可與該訊息之另一欄位組合。另外，亦可使用提供 相同之i訊之替代訊息。亦可適當省略任何保留 位。 例示性R-REQCH訊息格式（表i) _ 攔位 長度(位元） — QoS Flow 2 MaxNumSubCarriers 2 3 _ DRLSS Reserved 3 Q〇SF1〇W此等位元指定對應於該請求之RLPQ〇S流。存取 終端可指示含有可用於傳輸之資料的最高⑽流之娜。該 Q〇S優先次序可如下：⑼最高；Q1其次；1()第三及n最低。 MaXNUmSubCarriers此等位元指定存取終端當前能支援之 次載波的最大&目’使得滿足Q〇s流之緩衝器位準及存取終 端使用可用傳輸功率能支援之次載波的數目。 DRLSS此欄位可設定為對應於存取終端之〇111^8的3位 Ac.tiveSetlndex °
Reserved該等保留位可設定為〇。 可對沒有反向鏈路通道分配之彼等存取終端、交遞之存 取終端或需要額外或不同反向鏈路資源之彼等存取终端限 制R-REQCH訊息。< 自不同存取終端或在不同時間之 R-REQCH訊息可利用授亂瑪或其他正交碼以在相同次載波 110I04.doc -18· 1374627 及時間資源上多路傳輸存取终端》 經由R-CQICH|^供之資訊可用於多個目的，包括：舉例 而言，速度預測、前向鏈路功率控制、波束選擇、預編碼 權重調整及以不同前向鏈路傳輪模式排程。另外，在某些 態樣中’當另一扇區不是FLSS時，r_CqICH之資訊藉由傳 輸自其引示接收之通道資訊來指示交遞至另一扇區的請 求。在某些痦樣中，R-CQICH中含有之通道資訊可視cqj 報告之類型而變化《視CQI報告模式而定，每一存取終端可 支援多個CQI報告格式。 可基於一商定之或另外自存取網路指示之指示報告模式 設定存取終端之通道反饋報告模式。存取終端之報告模式 可為以下模式中之一者或為某個其它模式：單碼字CQJ報告 模式（CQISCW) '多碼字CQI報告模式（CqIMcW)或SISO CQI報告模式（CQISISO)。 另外，其它報告模式，例如，與特定傳輸類型（例如， SDMA、預編碼、波束形成或其組合）^在此種狀況下，此 等模式將使用與該模式相關之該等控制通道之組合加以報 告且若指示，則報告CQICH。 以下在表2中展示不同報告模式之實例。 報告模式（表2)
CQI報告模式 CQISISO CQISCW CQIMCW 可能 CQ1報告 CQICHPilot CQICHPilot CQICHPilot CQICHCTRL CQICHCTRL CQICHCTRL CQICHSCW CQICHMCW 以下展示CQICHPilot報告之格式。該CQICHPilot報告可 110104.doc 1374627 藉由每一存取终端以一預定速率週期性地發送以使該存取 網路存取反向鏈路控制通道效能。與每一存取終端商定 CQICHPilot報告之速率及時間或另外為每一存取终端指示 速率及時間，且速率及時間可基於任何系統判定之參數在 終端之間變化。 CQICH引示報告之格式（表3) 欄位 長度(位元） 保留值 10
保留值設定該保留值為〇。 以下在表4中展示CQICHCTRL之格式。該報告主要用於 指示該前向鏈路服務扇區之交遞。具體言之，可使用攔位 DFLSSFlag及ActiveSetlndex指示前向鍵路扇區之交遞。此 報告亦可提供用於現用集中之所有扇區之基線前向鏈路通 道品質。此可由不同扇區中之存取點用於前向鏈路控制通 道的前向鏈路功率控制。 CQICHCTRL報告之格式（表4) 欄位 長度(位元） FormatType 1 CQIValueSISO 4 DFLSSFlag 1 ActiveSetlndex 3 Reserved 1
FomatType 玫匕 4立；ή：言5: $ $ i 0 〇 CQIValueSISO指示前向鏈路SISOCQI值。
DFLSSFlag 若 ActiveSetlndex 為當前 DFLSS，則可設定該 DFLSSFlag位為1 ;否則可設定該DFLSSFlag位為0。 ActiveSelndex指示 CQIValueSISO對應的扇區。 M0104.doc -20- 1374627
Reserved設定該糊位為0。 可指示每一存取終端在週期性間隔中報告 CQICHCTRL。該週期性在存取網路經由該等扇區之一或多 個與每一存取中斷之間加以商定。每一 CQICHCTRL傳輸可 將現用集中之不同扇區作為目標。該存取終端可選擇向哪 個目標扇區發送該CQICHCTRL »
以下展示CQICHSCW之格式》MIMO-SCW存取終端使用 該報告以指示MTMO前向鏈路通道品質。該等存取终端使 用此報告_之一格式位元以在CQISHSCW報告與 CQICHCTRL報告之間來回進行切換。需要該切換特徵以允 許SCW存取終端亦發送CQICHCTRL報告且支援交遞。在某 些態樣中，存取終端不發送此報告至FLSS之外之扇區。 CQICHSCW報告之格式（表5) 欄位 長度(位元） FormatType 1 CQIValueSCW 5 Rank 2 Reserved 2
FormatType設定此位元為1。若設定此位元為0，則剩餘9 個位元解釋為與CQICHCTRL報告對應》 CQIValueSCW指示經報告之Rank的前向鏈路ΜΙΜΟ SCW CQI 值。
Rank指示前向鏈路ΜΙΜΟ SCW傳輸中所需ΜΙΜΟ層之數 目°
Reserved設定該攔位為值0。 以下展示CQICHMC W之格式。MIMO-MC W存取終端使用 110104.doc 1374627 此報告以指示ΜΙΜΟ前向鏈路通道品質。該等存取終端使用 此報告中之一格式位元以在CQICHMCW報告與 CQICHCTRL報告之間來回切換。可使用此切換特徵以允許 SCW存取終端亦發送CQICHCTRL報告且支援交遞。視正受 到傳輸之獨立流之數目而定，CQIMCW訊息可由一或兩個 部分組成。在某些態樣中，存取終端不發送此報告至FLSS 之外的扇區。 CQICHMCW報告之第一部分之格式（表6Α) 欄位 長度(位元） FormatType 1 MCWIndex 1 CQIValueMCWLayerl 4 CQIValueMCWLayer2 4
FormatType指示該CQIMCW報告格式。當報告MCW時設 定此位元為1。若設定此位元為0，則剩餘9個位元解釋為與 CQICHCTRL報告對應。 MCWIndex設定此位元為0值以指示CQI報告係該 CQICHMCW報告之第一部分。 CQIValueMCWLayerl 指示前向鏈路 ΜΙΜΟ MCW層 1 之 CQI 值。 CQIValueMCWLayer2指示前向鏈路 ΜΙΜΟ MCW層 2 之 CQI 值0 CQICHMCW報告之第二部分的格式（表6Α) 攔位 長度(位元） FormatType 1 MCWIndex 1 CQIValueMCWLayer3 4 CQIValueMCWLayer4 4 M0J04.doc -22- 1374627
FormatType指示CQIMCW報告格式。當報告MCW時設定 此位元為1。若設定此位元為0，則剩餘9個位元解釋為與 CQICHCTRL報告對應。 MCWIndex設定此位元為1值以指示CQ1報告係該 CQICHMCW報告之第二部分。
CQIValueMCWLayer3 指示前向鏈路ΜΙΜΟ MCW層 3之CQI 值。 CQIValueMCWLayer4 指示前向鏈路ΜΙΜΟ MCW層 4之CQI 值。 在某些態樣中，替代R-CQICH訊息或除R-CQICH訊息之 外，可發送R-SFCH及R-BFSCH訊息。進行此以促進存取終 端正運作之傳輸模式，同時仍最小化所使用之耗用。另外， 如先前所論述，每一此等之報告頻率可藉由存取網路指令 而適當變化。 報告用於CQICH或SFCH之CQI值可為基於可（係）歸因於 預編碼、SDMA、波束形成或其組合提供的任何增益計算的 CQI。用於計算該CQI之因素可由存取終端基於其當前前向 鏈路傳輸模式、所需傳輸模式或分配之傳輸模式來選擇。 在某些情況下’可將來自SDMA之任何增益排除在CQI計算 之外。可計算（儘管不必須）該CQI以獲得依據擦除率及錯誤 率之目標效能。 若待使用或需要使用SDMA以用於前向鏈路傳輸，則提供 BFCH。存取終端通常僅傳輸BFch通道至反向鏈路服務扇 區，儘管其可有效地判定來自其現用集中的另一扇區的廣
Il0l04.doc -23- 1374627 播引示，但是其亦可提供此至另一扇區，特別是在存取終 端正在請求或交遞中的情況下。
在某些態樣中，R-SFCH中含有之通道資訊可視報告類型 而變化。報告可視報告模式而變化。R-SFCH報告指示一特 殊次頻帶、區段或其它次載波組上之前向鏈路通道品質。 前向鏈路通道品質可包括來自預編碼、波束形成、STTD等 等之增益。然而，在某一態樣中，存取終端可選擇僅在 R-SFCH報告中指示較佳次頻帶、區段或其它次載波組，且 不發送關於前向鏈路通道品質之任何資訊。此係藉由設定 CQI值為0來完成。此特徵可用於增加R-SFCH報告之效能， 例如，改良R-SFCH報告之解碼複雜性及效能。 用於每一 CQIReportingMode 之 SFCH報告（表 7) CQIReportingMode CQISISO CQISCW CQIMCW SFCH報告 SFCHSISO SFCHSCW 未定義
以下展示SFCHSISO報告之格式。SISO存取終端使用此報 告以指示一特殊次頻帶 '區段或其它次載波組上之前向鏈 路通道品質。 SFCHSISO報告之格式（表8) 攔位 長度(位元） SubBandlndex 4 SubBandCQIValueSISO 4 Reserved 2
SubBandlndex指示次頻帶、區段或其它次載波組，為其報 告 SubBandCQIValueSISO。
SubBandCQIValueSISO此攔位指示用於經報告之 SubBandlndex之CQI值。然而，該AT可設定此等位元為0以 D0104.doc -24- 獲得改良之效能。可在AP與AT之間商定此特徵。
Reserved設定此位為值〇。 以下展示SFCHSCW之格式。SCW存取終端使用此報告以 指示一特殊次頻帶上之ΜΙΜΟ前向鏈路通道品質。 SFCHSCW報告之格式（表9) 欄位 長度(位元） SubBandlndex 4 SubBandCQIValueSCW 4 SubBandRank 2
SubBandlndex指示次頻帶或其它區段標識符，為其報告 SubBANDCQIValueSCW。
SubBandCQIValueSCW此欄位指示用於經報告之 SubBandlndex或其它區段索引之CQI值。然而，存取終端可 設定此等位元為0。可在存取點與存取終端之間商定此特 徵。
SubBandRank指示用於經報告之SubBandlndex或其它索 引之前向鏈路ΜΙΜΟ SCW傳輸中所需ΜΙΜΟ層之數目。然 而，該AT可設定此等位元為0以獲得改良之效能。可在ΑΡ 與AT之間商定此特徵。 另外，多個次頻帶集合（每一集合橫跨載波之重疊部分） 可儲存於一編碼本中，因此允許掃描多個尺寸範圍以報告 一較佳區段。 在某些態樣中，R-BFCH中含有之通道資訊可視報告類型 而變化。報告可視報告模式而變化。該等R-BFCH報告指示 將用於預編碼及SDMA之波束索引及一啟用SDMA傳輸的 SDMA CQI值偏移。然而，在某一態樣中，該存取終端可選 110104.doc 1374627
擇以僅指示較佳波束索引，且不發送關於SDMA CQI值偏移 之任何資訊。此係藉由設定SDMA CQI值偏移為0來完成。 此特徵可用以增加R-BFCH報告之效能，例如，改良R-BFCH 報告之解碼複雜性及效能。在另一態樣中，存取終端可指 示與R-SFCH報告上發送之CQI值相關之SDMA CQI值偏 移。在另一態樣中，存取終端可指示與R-CQICH報告上發 送之CQI值相關之SDMA CQI值偏移。在另一態樣中，存取 終端可指示一絕對SDMA CQI值，其與R-CQICH或R_SFCH 中之任何其他CQI值的偏移無關或不為R_CQICH或R-SFCH 中之任何其他CQI值的偏移。 以下展示BFCHBeamlndex報告之格式。 BFCHBeamlndex 之格式 欄位 長度(位元） Beamlndex 6 SDMADeltaCQI _ 3 Reserved _ 1
Beamlndex該Beamlndex攔位指示該所需波束 SDMADeltaCQISDMADeltaCQl 指示與 R SFCH 中之⑽值 或與R-CQICH中之CQI值相關之整數CQI偏移。此可與存取 網路商定。
Reserved可設定此位元為值〇。 在上文中，當在此等情況下齟土 報' α —偏移時，亦可使用用 於該（等）SDMA波束之完整cqub i , 以1告。另外，可對預編碼應 用相同之報告，其中波束索引. 本入口 小T〕Kbeamindex)可對應於一編碼 CQI或de丨ta可對應於波束索引。 )10J04.doc -26- 1374627 該存取點能控制基於每存取終端之每一反向鏈路控制通 道之傳輸的週期性，以官理專用於傳輸通道資訊之資源上 之所有負載。 如所論述的，視排程存取终端、需要排程存取終端所用 於或另外指示用於前向鏈路的傳輸類型而定，存在存取終 立而此反饋之方干類型的通道資訊。在一作業模式中，存取 終端能發送R-BFCH以提供可用於前向鏈路上之自適應預 編碼及/或SDMA的反饋。在另一模式中，存取終端能發送 R-SFCH以指示次載波之較佳區段。 存取終端能在一給定之反向鏈路訊框中傳輸一個以上之 反向鏈路控制通道。舉例而言，存取終端可在一相同之反 向鏈路訊框中傳輸R-CQICH、R-SFCH及R-BFCH。 存取终端可在控制區段中傳輸一引示通道（piCH)。除上 述之通道資訊報告之某些或全部之外或替代上述之通道資 訊報告之某些或全部，可使用此引示序列以啟用自適應傳 輸，諸如TDD系統中之反向鏈路較佳次載波或區段排程及 SDMA。 所有反向鏈路控制通道之可用性、其平均傳輸間隔及模 式可基於特定扇區或存取終端而變化。若歸因於控制區段 上之限制，此等通道之一者不可用，則該存取點可選擇經 由較高層訊息或在該等資料區段中啟用用於特定存取終端 之該等通道的訊息。 在某些情況下，上述訊息佔用大量調變符號，在專用於 通道資訊傳輪之正交資源之情況下，藉由（例如）使用不同編 I I0l04.doc -27- 1374627 碼或OFDM符號，此數目之符號需要由若干引示符號來擴 展°最後’可在反向鏈路上複製此等符號以提供通道及干 擾分集。 上述格式為例示性的且可具有不同的位元大小、格式、 組合或其類似物。另外’報告為CQI之值可經量化或可為原 始值。
一存取終端可在RLSS之控制區段上之每一 CQICH上每 一反向鏈路訊框至多一個CQICH報告。該存取终端可在扇 區現用集中該等扇區之每一者上之每一 CQICH上每—反向 鏈路訊框同時發送至多一個CQICH報告。雖然，視存取终 端之資源及傳輸率而定，可利用至RLSS及現用集之成員之 報告訊息的其它頻率。
存取終端判定哪個同步子集發送CqicHC存取終端可對 具有不同時序之每_扇區應用不同規則，因為其自不同於 現用集中之-或多個其他扇區之源接收其時序，其現用集 中的其他扇區視反向鏈路控制通道之類型而定，所以C; 值以曰不與存取終端報告之傳輸類型相關之資訊。若利用 人^取終端可報告最高列表CQI值以慮及早期封包終 止及（·合§的系統解石馬錯誤率。 若存取終端希望為次載波 « , glI _ 冑皮之較佳區奴或次載波受到排 紅則可採用以下報止6士娃 . „ Λ σ、，，°構。存取終端僅傳輸SFCH通道至 反向鏈路服務扇區，雖麸 1 其％有效地判定來自I現用崔中 另一扇區的廣播引千y θ 曰，、兄用本肀 + 但疋其亦可提供此至1它扇g，牯 別在存取終端正在 匕扇S特 衣或在父遞中的情況下。 I IOKM.doc •28· 調變符號（例如，用於OFDM)的ΤΧ ΜΙΜΟ處理器420。TX ΜΙΜΟ處理器420接著提供Ντ個調變符號流至Ντ個傳輸器 (TMTR)422a至422t。在某些態樣中，ΤΧ ΜΙΜΟ處理器420 基於使用者（符號正傳輸至其）及天線（自其正傳輸來自使用 者通道回應資訊的符號）應用固定或特定存取終端之波束 形成權重或預編碼權重至資料流的符號。
Jr 一傳輸器422接收並處理一個別符號流_以提供一或多 個類比信號且進一步調節（例如，放大、過濾及增頻變換） 該等類比信號以提供適於在ΜΙΜΟ通道上傳輸之調變信 號。來自傳輸器422a至422t之Ντ個調變信號接著分別自Ντ 個天線424a至424t傳輸。 在接收器系統450處，NR個天線452a至452r接收傳輸之調 變信號且來自每一天線452之接收到之信號被提供至一個 別接收器（RCVR)454。每一接收器454調節（例如，過濾、放 大及降頻變換）一個別接收到之信號、數位化經調節的信號 以提供樣本，且進一步處理該等.樣本以提供一相應之”接收” 符號流。 一 RX資料處理器460接著基於一特殊處理器處理技術接 收並處理來自NR個接收器454之NR個接收之符號流以提供 Ντ個”經偵測"之符號流。以下將進一步詳細描述RX資料處 理器460之處理。每一經偵測之符號包括傳輸用於相應資料 流之該等調變符號之估計的符號。RX資料處理器460接著 解調、解交錯並解碼每一經偵測之符號流以恢復用於資料 流之訊務資料。RX資料處理器460之處理係在傳輸器系統 1 I0104.doc -30- 1374627 兩個主要類別（i)空間及空間-時間處理技術（其亦可被稱為 均衡技術）；及（ii)"連續空位/均衡及干擾消除"接收處理技 術（其亦被稱為"連續干擾消除"或"連續消除"接收器處理技 術）。
可將由Ντ個傳輸&NR個接收天線形成之一ΜΙΜΟ通道分 解成Ns個獨立通道，其中Nssmin{NT，NR}。該等Ns個獨立 通道之每一者亦可被稱為該MIM〇通道之一空間子通道（或 一傳輸通道）且對應於一維度。 對於一完整等級之ΜΙΜΟ通道，其中ns= NT $NR，可自該 等Ντ個傳輸天線之每一者傳輪一獨立資料流。經傳輸之資 料流可經歷不同通道條件（例如，不同衰減及多路徑效應） 且可獲得對於給定量之傳輪功率之信號與雜訊及干擾比率 (SNR〇此外’在彼等情況下’在接收器處使用連續干擾消 除處理以恢㈣輸之資料流，且接著可魏復料資料流 之特定次序而實現用於資料流之不同SL視不同 資料流實現的SNR而定，兀问次上丨+ 疋不间貧料流可支援不同資料速 率。因為通道條件通常隨睥 ㊉％間變化，所以每一資料流支援 之資料速率亦隨時間變化。 ΜΙΜΟ設計可具有兩種择 …。 ^作模式.早碼字（SCW)及多碼字 (MCW)。在MCW模式中 ^子 傅輸益旎解碼可能以不同速率在 在每一空間層上傳輸之眘扭 ^ ⑻U 純器使用連續干擾消除 (SIC)凟异法’其如下工作 if用一"仕m, 鮮馬第一層、且接著在重編碼 並用一估计通道，，増加編碼之 其作用，接著解碼第曰之後自接收信號減去 啫如此類。此，，剝洋葱”方法意 I I0104.doc •32- 1374627 味每-連續解碼之㈣現SNR漸增且因此能支援較高之速 率在不存在誤差傳播的情況下，具有SIC之Mcw設計基 於該等通道條件獲得最大的系統傳輸能力。 在scw模式設計中，傳輸器編碼以”同一資料速率”在 每工間層上傳輸之資料。對於每一音調，接收器可使用 低複雜I·生線性接收器，諸如最小均方解（mmse)或零頻率 ⑽接收器；或非線性接收器，諸如qrm。此允許接收器 之通道估計之報告僅用於"最佳"層及用於提供此資訊之減 少的傳輸耗用。 儘官圖4及相關論述係關於一MIM〇系統，但是其他系統 (多輸入單輸出⑽so)及單輸出多輸入（SIM〇))亦可使用圖 4之結構及本文中相對於圓】、圖5及圖6所論述之結構、方 法及系統。 參看圖5，说明判定提供之反饋類型之一方法之態樣。作 出關於為其提供反饋之適當扇區的判定(區塊600)。若該扇 區為一非服務扇區，則僅提供CQICHCTRL之—者（方塊 6〇4)。若該扇區為一服務扇區，則能傳輸所有cqi報告（方 塊602)。 若該扇區為一服務扇區，則藉由存取終端判定該報告類 型（方塊602)。此可基於來自FLSS或其他扇區之一指令。接 著可根據該報告類型提供反饋，例如，報告模式訊息。該 報告之頻率係視隨時間變化之自FLSS或其他扇區接收的指 令而定。 參看圖6,說明判定提供之CQi報告之另—方法的態樣。 M0l04.doc -33- 該等處理單元。 對於—軟时施而言，可用執行本文所収功能的模电 ⑽如’㈣、函數等等）執行本文所述之該等技術碼 可儲存於記憶體單元中並由處理器執行。記憶體單元在： 可心由技術中已知的各種構件通信搞接至處理器之情況下 可實施於處理器中或處理器外部。 應注意本文之通道的概念係指可由該存取點或存取終端 傳輸之資訊或傳輸類型^其^需要或使㈣定或預定之次 載波區塊、時間週期或專用於此傳輸之其它資源。 本發明提供揭示之態樣的先前描述以使熟悉此項技術者 獲仲或使用本文所揭示之特徵、功能、操作及態樣。熟悉 此項技術者易瞭解對此等態樣之各種修改，且在不背離本 發明之精神及範疇的情況下可應用本文所界定之一般原則 至其它態樣。因此，本揭示内容不意欲限於本文所示之該 等態樣，而將符合與本文揭示之該等原則及新穎特徵一致 之最廣泛範圍。 【圖式簡單說明】 圖1說明一多重存取無線通信系統之態樣； 圖2 A展示用於前向及反向鏈路之超級訊框結構； 圖2B展示用於反向鏈路之交錯結構； 圖3A及3B展示一用於一個載波之具有兩個不同尺寸之 跳頻控制區段； 圖3 C展示用於四個載波之跳頻控制區段； 圖4說明一多重存取無線通信系統中之一傳輪器及接收 110104.doc -35· 1374627 器的態樣； 圖5說明一判定提供之一反饋類型之方法的態樣；及 圖6說明判定提供之一反饋類型之另一方法的態樣。 【主要元件符號說明】
100 多重存取無線通信系統 102 〇9 一 早兀 104 XtO —» 早兀 106 αΟ 一 早兀 112 天線 114 天線 / 116 天線 118 天線 120 天線 122 .天線 124 天線 126 天線 128 天線 130 存取終端 132 存取終端 134 存取終端 136 存取終端 138 存取終端 140 存取終端 · 1 142 存取點
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Claims (1)

1374627
第095111590號專利申請案 中文申請專利範圍替換本(100年7月） 十、申請專利範圍·· 一種在一無線網路中用於提供通道資訊之無線通信裝 置，其包含： 一記憶體；及 一與该記憶體耦接之處理器，該處理器經組態以判定 一扇區類型，其中該扇區類型係為非服務或服務，且若 該扇區類型係服務，則該處理器經組態以選擇—報告類 型並根據該報告類型提供通道資訊反饋。 2. 如請求们之無線通信裝置，其中該處理器經組態以基於 來自另一扇區之一指令選擇該報告類型。 3. 如請求項】之無線通信裝置，其中該報告類型包括一分域 多重存取通道品質資訊（SDMA CQI)或—較佳區段吻之 至少一者。 4. 如請求項！之無線通信裝置，其中該報告類型進一步包括 :多碼字（mCW)cqi、—單碼字（scw)cqi、及—單輸入 早輸出（SISO) CQI之至少一者。 5. 如請求項以無線通信裝置，其中該處理器經組態以基於 该扇區類型選擇用於多個訊息之多個報告類型。 6. 如請求項1之無線通信裝置，其中該處理器經組態以基於 至該無線通信裝置之一前向 擇該報告類型。 鍵路上之-傳輸模式類型選 如請求項1之無線通信裝置 訊行中選擇兩個報告類型， 包括該CQI值的—偏移。 其中該處理器經組態以於一 者包括一 CQI值，且另一者 110104-1000727.doc •如請求項1之無線通信I置，其中該處理器經組態以基於 至該無線通信裝置之1向鏈路上之-所需傳輸模式類 型選擇該報告類型。 9·—種用於無線傳輸之方法，其包含： 根據-第-格式傳輪第一通道資訊至一第一扇區； 根據該第一格式傳輸第二通道資訊至一第二扇區；及 根據一第二格式傳輪第三通道資訊至該第一扇區，其中 6亥第一通道資訊、該第二通道資訊及該第三通道資訊之一 者係基於一扇區類型而選擇，其中該扇區類型係為服務或 非服務。 〇·如吻求項9之方法’其中該第一扇區包含一服務扇區且該 第二扇區包含一非服務扇區。 11.如凊求項9之方法，其進一步包含根據該第一格式傳輸第 五通道資訊至該第二扇區。 2.如β求項9之方法，其中該通道資訊包含通道品質資訊 (CQI)。 月求項9之方法’其中該第二格式包含識別一較佳區段 之資訊。 月求項9之方法’其中該第二格式包含識別一較佳分域 夕重存取（SDMa)索引之資訊。 15. 如凊求項9之方法，其中該第二格式包含複數個第二格 式’每—格式對應於一多碼字（MCW)、一單碼字（scw) 或單輪入單輸出（SISO)報告格式中之一者。 16. 如明求項9之方法其中該第一扇區包含一同步子集之一 110104-1000727.doc 成員且該第二扇區包含一非同步子集之一成員。 17. 一種用於在一無線網路中傳輸 置，其包含： 質讯之無線通信裝 用於根據—第一格式傳輸第 之構件； 遏貝訊至-苐-扇區 二通道資訊至一第二扇區 用於根據該第一格式傳輸第 之構件；及 用於根據一第二格式傳輸第三通道資訊至該第一扇區 之射，其中該第-通道資訊、該第二通道資訊及該第三 通道貧訊之-者係基於一扇區類型而選擇，其中該扇區類 型係為服務或非服務。 18.如請求項17之無線通信裝置，其中該第_扇區包含一服 務扇區且該第二扇區包含一非服務扇區。 其進一步包含用於傳輪根 至S亥第一扇區的構件。 其中該通道資訊包含通道 19. 如請求項17之無線通信裝置， 據該第一格式之第五通道資訊 20. 如請求項17之無線通信裝置， 品質資訊（CQI)。 21.如請求項17之無線通信裝置，其中該第二格式包含識别 一較佳區段之資訊。 22. 如請求項π之無線通信裝置，其中該第二格式包含識別 一較佳分域多重存取（SDMA)索引之資訊。 23. 如請求項17之無線通信裝置，其中該第二格式包含複數 個第二格式’每一格式對應於一多碼字（MCW)、一軍蜂 字（SCW)或一單輸入單輸出（SISO)報告格式中之一者。 H0104-1000727.doc 1374627 24_如請求項17之無線通信裝置，其中該第—扇區包含一同 步子集之一成員且該第二扇區包含一非同步子集之一成 25. —種用於無線通信之方法’其包含： 判定用於待提供通道資訊反饋給一扇區的一扇區類 型’其中該扇區類型係服務或非服務之一者； 若該扇區類型係服務，則選擇一報告模式，其中該報 告模式係用以決定一報告類型；以及 根據該報告模式產生通道資訊反饋。 26. 如請求項25之方法，其中選擇包含基於來自另一扇區之 指令選擇該報告模式。 27. 如請求項25之方法，其中該報告類型包括—分域多重存 取通道品質資訊（SDMA CQI)或一較佳區段cQI2至少一 者。 28. 如請求項25之方法，其中該報告類型進一步包括一多碼 字（MCW)CQI…單碼字（SCW)CQI或一單輸入單輸出 (SISO) CQI之至少一者。 29. 如相求項25之方法，其中選擇包含基於該報告模式選擇 用於多個報告類型之多個格式。 30. 如請求：25之方法’其中選擇包含基於至一無線通信裝 置之一前向鏈路上之一傳輸模式類型選擇。 31. 如請求項25之方法，其中選擇包含選擇用於一訊息之兩 個訊息格式’該兩個訊息格式之-第-者係-CQI值，且 110l04-1000727.doc -4- 1374627 该兩個訊息格式之一第二者係該值之一偏移。 32. —種用於在無線通信期間提供通道資訊反饋之裝置，其 包含： 用於判疋對應於用於待提供通道資訊反饋給一扇區的 一扇區類型的構件，其中該扇區類型係服務或非服務之 一者； 用於若該扇區類型為服務則判定一報告模式的構件， 其中該報告模式係一單輸入單輸出（SIS〇)、一多輸入多輸 出單碼字（ΜΙΜΟ SCW)、或一多輸入多輸出多碼字（MIM〇 MCW)之一者；及 用於基於該報告模式選擇通道資訊反饋之一類型的構 件。 33. 如凊求項32之裝置，其中用於選擇的該構件包含用於基 於一指令選擇的構件。 34. 如清求項32之裝置，其中該類型包括一分域多重存取通 道品質資訊（SDMA CQI)或一較佳區段CQI之至少一者。 35·如4求項32之裝置’其中該類型進-步包括-多碼字 (MCW)CQI、—單碼字（SCW)CQI或一單輸入單輸出 (SISO) CQI之至少一者。 110104-1000727.doc 1374627 第095111590號專利申請案 中文圖式替換頁(99年.) %年夕月4日修(更)正替換頁 _ m §
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