TWI232044B - Apparatus for generating user equipment identification specific scrambling code for the high speed shared control channel - Google Patents

Apparatus for generating user equipment identification specific scrambling code for the high speed shared control channel Download PDF

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TWI232044B
TWI232044B TW092110071A TW92110071A TWI232044B TW I232044 B TWI232044 B TW I232044B TW 092110071 A TW092110071 A TW 092110071A TW 92110071 A TW92110071 A TW 92110071A TW I232044 B TWI232044 B TW I232044B
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bit
code
user equipment
identification code
bits
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TW092110071A
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TW200402960A (en
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Stephen G Dick
Nader Bolourchi
Sung-Hyuk Shin
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Interdigital Tech Corp
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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B1/00Details 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
    • H04B1/69Spread spectrum techniques
    • H04B1/707Spread spectrum techniques using direct sequence modulation
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00Arrangements for detecting or preventing errors in the information received
    • H04L1/0001Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0009Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the channel coding
    • H04L1/0013Rate matching, e.g. puncturing or repetition of code symbols
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00Arrangements for detecting or preventing errors in the information received
    • H04L1/004Arrangements for detecting or preventing errors in the information received by using forward error control
    • H04L1/0041Arrangements at the transmitter end
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00Arrangements for detecting or preventing errors in the information received
    • H04L1/004Arrangements for detecting or preventing errors in the information received by using forward error control
    • H04L1/0056Systems characterized by the type of code used
    • H04L1/0057Block codes
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00Arrangements for detecting or preventing errors in the information received
    • H04L1/004Arrangements for detecting or preventing errors in the information received by using forward error control
    • H04L1/0056Systems characterized by the type of code used
    • H04L1/0059Convolutional codes
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00Arrangements for detecting or preventing errors in the information received
    • H04L1/004Arrangements for detecting or preventing errors in the information received by using forward error control
    • H04L1/0056Systems characterized by the type of code used
    • H04L1/0064Concatenated codes
    • H04L1/0066Parallel concatenated codes
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00Arrangements for detecting or preventing errors in the information received
    • H04L1/004Arrangements for detecting or preventing errors in the information received by using forward error control
    • H04L1/0056Systems characterized by the type of code used
    • H04L1/0067Rate matching
    • H04L1/0068Rate matching by puncturing
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00Arrangements for detecting or preventing errors in the information received
    • H04L1/004Arrangements for detecting or preventing errors in the information received by using forward error control
    • H04L1/0072Error control for data other than payload data, e.g. control data
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00Arrangements for detecting or preventing errors in the information received
    • H04L1/08Arrangements for detecting or preventing errors in the information received by repeating transmission, e.g. Verdan system
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W88/00Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
    • H04W88/02Terminal devices
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W88/00Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
    • H04W88/08Access point devices
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00Arrangements for detecting or preventing errors in the information received
    • H04L1/12Arrangements for detecting or preventing errors in the information received by using return channel
    • H04L1/16Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
    • H04L1/18Automatic repetition systems, e.g. Van Duuren systems
    • H04L1/1812Hybrid protocols; Hybrid automatic repeat request [HARQ]

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Quality & Reliability (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Error Detection And Correction (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
  • Selective Calling Equipment (AREA)
  • Dc Digital Transmission (AREA)
  • Small-Scale Networks (AREA)
  • Communication Control (AREA)
  • Radio Relay Systems (AREA)
  • Optical Communication System (AREA)
  • Earth Drilling (AREA)

Description

1232044 五、發明說明α) 發明領域 本發明係有關於無線通信系統。特別是,本發明係有 關於高速共享控制通道(HS _SCCH )之使用者設備識別 (U E I D )專用之擾頻序列。 發明背景 寬頻分碼多重存取(W — CDMA )通信系統係提出一種 高速下行封包存取(HSDPA )方法。這種高速下行封包存 取(HSDPA )方法係提供高下行資料速率,藉以支援多 體服務。 ^ 為支援這種高速下行封包存取(HSDPA )方法,高速 共享控制通道(HS —SCCH )係加以使用。這些高速共享控 制通道(HS — SCCH )係用以發送必要控制資訊至使用者設 備(UE )。各個高速共享控制通道(HS _SCCH )係具有兩 個部分’其分別稱為第一部分(PART I )及第二部分 (PART I I )。第一部分(pART I )係承載使用者設備 (UE )需要之時間關鍵資訊。該資訊係包括高速實體下行 共享控制通道(HS — PDSCH)使用之通道訊息碼設定及調 變類型’其係承載高速下行封包存取(HSDPA )負擔。該 資訊係支援南速下行封包存取(HSDPA )所必要,因為言 速下行封包存取(HSDPA )係使用適應性調變及編瑪同 (AMC )方法。 、π 為取得第一部分(PART I )資訊,各個高速下行 存取(HSDPA )使用者設備(UE )係監控至多四個高^丘0 享控制通道(HS—SCCH)以取得其資訊。一特定使33用者設
!232〇44 五 、發明說明(2) $ (UE)之資訊係利用其使用者設備識 有之擾頻序列’與其他使用者設備(υΠΕ ID)專 ^者設備(UE)係利用其使用者設備識別;= 1。)該專使 有之擾頻序列,處理各個監控之高速丘古1 1D)專 _),藉以偵測該使用者設·(υΕ;、; = =(Η8-制通道(HS_SCCH)。處理後,該使用3 =共享控 ::在那-個高速共享控制通道(HS~S心)i = 利用其擾頻序列承載。 貝訊係 直至最近,一 10位元之使用去却供地0| 從用嘗0又備識別碼(UE ID )焱田 =為該使用者設備(UE ID)專有擾頻序列之 1 廷個例子中,該使用者設備識別碼(UE ID)係 f 40位元擾頻序列。為了將該丨〇位元 偌均、為
Τ ΤΛ、μ , 义用者设備識別碼Πί F ID )轉換為該40位元使用者設備識別碼(UE id ) 擾頻序列,該ίο位元使用者設備識別碼(UE ID)=
Ur方塊處理,用以產生一 32位^息碼用該 產生訊息碼之前8個位元係重覆附加至該32位元訊息碼之 後面’藉以產生一 4 0位元訊息碼。 然該使用者設備識別碼(UE Π))長度最好能夠延 伸^ 16個晶片,然而,高速共享控制通道(Hs)依 目前方法係使用一10位元使用者設備識別碼(UE ID )。 該使用者設備識別碼(UE ID)係轉換為一4〇位元擾頻序 列。為了將該1 0位元使用者設備識別碼(UE I D )轉換為 該40位元擾頻序列’該1 〇位元使用者設備識別碼( ID )係利用一Reed — Muuer方塊處理以產生一32位元訊息
I 1232044 玉 發明說明(3) 位 滿。另外,該產生訊息碼之前8個位元 元訊息碼之後面以產生_4 ,、重覆附加於該32 丄办 σ α 度王4 0位兀訊息螞。 為降低錯之發生,各個使 之產生擾頻訊息碼間最好能夠具有完盖之;(:ID) 頻訊息碼最好能夠利用交替方式產生:之區刀。因此,擾 發明概述 一種訊息碼,其產生以 用者之一高速共享控制通道 使用者設備之一使用者識別 迴旋編碼係利用一 1 / 2速 識別碼之至少該等位元,用 道(HS—SCCH)之一訊息碼 較佳實施例 擾頻或非擾頻關連於一特定使 (HS —SCCH )之資料。該特定 碼係具有L位元。一 1 /2速率 率迴方疋訊息碼,處理該使用者 以產生擾頻一高速共享控制通
雖然該等較佳實施例係配合本發明之較佳應用詳細說 明,猎以用於第三代合作計畫(3GPP )寬頻分碼多重存取 (W—CDMA)通化系統之高速下行封包存取方 法,本發明亦可以應用於其他類型之分碼多重存取 (CDMA )通化系統。第1 a及1 B圖係表示使用者設備識別螞 (UE ID)專有之擾頻序列電路。長度[之使用者設備識別 碼(UE ID) XUE係輸入至該電路。長度[可以是任何長 度,諸如:8位元、1 〇位元、丨6位元等等。該使用者設備 識別碼(UE I D ) XUE = { XUE1.....XUEL }係輸入至一 1 /2 迷 率迴旋編碼器1 〇,如第丨A圖所示。隨著該使用者設備識別 石馬(UE ID ),額外位元(諸如)亦可以附加至該輪
第3頁 1232044
五、發明說明(4) ^子:之末端,用以延伸該輸入字串之長度、或該輸出字 度使用一 1 / 2速率迴就編碼器1 Q可以在不同使用 者設備識別碼(UE ID )產生之輸出字串古 =…區分。另外,目前之第三代合二 寬頻为碼多重存取(W—CDMA)通信系統係利用一1/2速 率迴旋編碼器10以完成一前向誤差校正(fec)技術。因 此,該迴旋編碼使用者設備識別碼(UE ID )專有之挎頻 f列並不需要利用額外硬體產生。編Μ,基於該輸夂出字 串之長度,一速率匹配階段12便可以加入刺穿位元,用以 取得一想要之字串長度。 第2Α及2Β圖係表示長度16 (L=16)之使用者設備識 別碼(UE ID)訊息碼之使用者設備識別碼(UE ID)專有 之擾頻序列電路。該16位元使用者設備識別碼(UE ID 編碼器14,並將8個位元”0,,附加至該輪人字Y二二二。因 此,該輸入字串係 XUE1.....X_、0、〇、0、〇、〇、〇、〇、 〇 °該1 /2速率迴旋編碼器1 4處理後’該輸出訊息碼係具 有48位元長度,即CUE = { CUE1、…、CUE48 }。 為了將該訊息碼之長度降低至40位元之較佳長产,8 個位元最好能夠刺穿。第2B圖係表示執行刺^之速^匹配 階段1 6。速率匹配階段1 6後,該擾頻訊息螞之有效長度係 4 〇位元。 ” 第4圖係表示一簡化使用者設備,其係利用使用者設 備識別碼(U E ID )專有之擾頻訊息碼,對—$速丑享广
^UE UE1
X UE16 ’係輸入至一1 /2速率迴旋
1232044 五、發明說明(5) 制通,道(HS — SCCH )進行/非擾頻動作。該使用者設備識別 碼(U E I D )擾頻訊息碼係利用一互斥或(χ 〇 R )閘丨8,舉 3 2 = L與該接收高速共享控制通道(HS — SCCH )混合, 用Μ回德兮始„ 第3圖/係馬—高速共享控制通道(HS — SCCH )資料。 別碼(UE I β )不—簡化基地台,其係利用使用者設備識 在該高速共享护專有之擾頻訊息碼,擾頻編碼資料,用以 資料係利用一 ^ =通道(HS — SCCH )上進行傳輸。該蝙石馬 擾頻訊息碼混合疋,用者之使用者設備識別碼(UE I D ) 擾頻資料係用以諸如:利用一互斥或(X0R )閘2 0。該 藉以傳輪至該特〜生該高速共享控制通道(HS -SCCH ), 亏又使用者。 1232044 圖式簡單說明
第1A圖係表示一電路用以產生關連一高速共享控制通 (HS—SCCH)之一特定使用者之一訊息碼。 、 第1 β圖係表示一速率匹配方塊用以配合第1 A圖使用。 第2 A圖係表示一電路用以產生關連~ 1 6位元使用者識別石 之一訊息瑪。 … 第2B圖係表示一速率匹配方塊用以配合第2A圖使用。 第3圖係表示一簡化使用者叹備係利用使用者設備識別碼 (U E ID )專有之擾頻訊息碼。
第4圖係表示一簡化基地台係利用使用者設傷識別碼(UE I D )專有之擾頻訊息碼。 元件符號説明 1〇,14 1/2速率迴旋編碼器 1 2,1 6 速率匹配器 1 8,2 0 閘

Claims (1)

  1. 『 ----------Τγτ· r _ |2320觀頁
    一修正 號92ΐιπηΉ 年丨〇月丨斤曰 mm 1 · 一種通訊裝置,包括: 一輸入架構,以接收具有L·位元之一使用者識別碼;以及 一1/2速率迴旋編碼器,用以利用一1/2逮率迴旋訊息 碼,處理該使用者識別碼之至少該等位元,以產生擾頻一 兩速共旱控制通道(H S — S C C Η )之一訊息石馬。 , 2·如申請專利範圍第1項所述之通訊裝置,更包括:一速 率匹配方塊,用以在產生該1 /2速率迴旋訊息碼後,刺穿 位元。 3 · —種使用者設備,包括: 一輸入架構,以接收一 ;1 6位元使用者識別碼;以及 一 1 /2速率迴旋編碼器,其係利用8個附加” 〇”位元,處 理1 6位元使用者識別碼,用以產生非擾頻一高速共享控制 通道(H S — S C C Η )之一 4 8位元訊息碼。 4.如申請專利範圍第3項所述之使用者設備,更包括:一 速率匹配方塊,用以在產生該48位元訊息碼後,刺穿8個 位元。 5· —種使用者設備,包括·· 一輸入架構,以接收一丨6位元使用者識別碼; 裝置’其係利用8個附加π 〇π位元,處理丨6位元使用者識 別碼,用以產生非擾頻一高速共享控制通道(HS _SCCH ) 之一 4 8位元訊息碼。 6 ·如申凊專利範圍第5項所述之使用者設備,更包括:用 以在產生該48位元訊息碼後,刺穿8個位元之裝置。 7 · —種基地台,包括:
    第10頁 1232044 9211ΠΠ71 曰 η备職y -輸入架構’以接收具有L位元之一使用者識 1 /2速率迴旋編碼器,利用8個附加,,〇,,位 ,以及 16位元使用者識別碼以產生一仏位元訊息 ’處理該 連^該16位元使用者設備識別碼之一使用者設乂擾,關 共旱控制通道(HS — SCCH )。 之—鬲逮 8 ·如申請專利範圍第7項所述之基地台,更包括:—、 匹配方塊,用以在產生該48位元訊息碼後,刺穿8個=率 9· 一種基地台,包括: 一輸入架構,以接收具有L位元之一使用者識別碼·以 裝置,其係利用8個附加"〇,,位元,1 /2速率迴旋編碼該及 1 6位元使用者識別碼以產生一48位元訊息碼,用以擾頻關 連於該1 6位元使用者設備識別碼之一使用者設備之一高速 共享控制通道(HS —SCCH )。 產生該4 8位元訊息碼後 1 0 ·如申請專利範圍第9項所述之基地台,更包括··用以在 ^ ^ 刺穿8個位元之裝置。
TW092110071A 2002-05-07 2003-04-29 Apparatus for generating user equipment identification specific scrambling code for the high speed shared control channel TWI232044B (en)

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US37850902P 2002-05-07 2002-05-07
US37817002P 2002-05-13 2002-05-13
US10/187,640 US6973579B2 (en) 2002-05-07 2002-07-01 Generation of user equipment identification specific scrambling code for the high speed shared control channel

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TW100130813A TWI451717B (zh) 2002-05-07 2003-04-29 寬頻分碼多重存取(wcdma)使用者設備(ue)及其方法
TW092110071A TWI232044B (en) 2002-05-07 2003-04-29 Apparatus for generating user equipment identification specific scrambling code for the high speed shared control channel
TW092206856U TW579162U (en) 2002-05-07 2003-04-29 User equipment for scrambling a high speed shared control channel
TW092130149A TWI344279B (en) 2002-05-07 2003-04-29 Generation of user equipment identification specific scrambling code for the high speed shared control channel
TW101111504A TW201304432A (zh) 2002-05-07 2003-04-29 高素共享控制通道之使用者設備識別碼專有擾頻訊息碼之產生
TW095115509A TWI333796B (en) 2002-05-07 2003-04-29 3gpp high speed downlink packet access user equipment
TW092206855U TW587887U (en) 2002-05-07 2003-04-29 Base station for scrambling a high speed shared control channel
TW099123044A TWI347761B (en) 2002-05-07 2003-04-29 Wideband code divisional multiple access user equipment and method implemented therein
TW096110428A TWI363521B (en) 2002-05-07 2003-04-29 Generation of user equipment identification specific scrambling code for the high speed shared control channel

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TW092206856U TW579162U (en) 2002-05-07 2003-04-29 User equipment for scrambling a high speed shared control channel
TW092130149A TWI344279B (en) 2002-05-07 2003-04-29 Generation of user equipment identification specific scrambling code for the high speed shared control channel
TW101111504A TW201304432A (zh) 2002-05-07 2003-04-29 高素共享控制通道之使用者設備識別碼專有擾頻訊息碼之產生
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