TWI315145B - Hybrid and bidirectional parallel/serial bus interfaces - Google Patents
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- 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
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
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- H04L25/14—Channel dividing arrangements, i.e. in which a single bit stream is divided between several baseband channels and reassembled at the receiver
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Description
1315145 九、發明說明: 【發明所屬之技術領域】 小值她1職料魏。制是’本發明係為減 y傳送匯流排資料的線路。 【先前技術】 么圖1所示者即為用於傳送資料之匯流排其一範例。圖工 ^ 統之接收與傳送增益控制器(gc) 3〇、 控制盗38說明圖。一通訊台,像是基地台哎使 ;者?2傳送(TX)及接娜)信號。為控制這些信號增 :’洛屬於其他接收/傳送元件的運 會調整RX及ΤΧ信號上的增益度。 GC3° 32 即如if戶Γ=、γ3γ2的增益參數,會利用一 GC控制器38。 P如圖1所不,該GC控制器38會利用一功率 二象、36來送出τχ 36及r工χ ‘號的 ;供允====== 上上 =,或是像-專用積㈣ 接腳數舍及%控制器38間的許多連線。增加 板空間與連線。增加IC連線會佔用珍 ;=本大量的接腳或連線或會依實作方式而定提高匯 【發明=】希望是可具有其他的資料傳送方式。 解多具有一資料區塊 細塊。對於久他塊,並將該資料區塊解多工成複數個 、,,,田鬼,一平行轉串列轉換器可將該細塊轉化 成串列資料。一線路可傳送各個細塊的串列資料。一串列轉 平行轉換器可轉換各細塊的串列資料以復原該細塊。資料區 塊重建裝置可將各復原細塊合併成該資料區塊。一使用者設 備(或一基地台)具有一增益控制控制器。該增益控制控制器 會產生一具有代表一增益值之η位元的資料區塊。一資料區 塊解多工裝置具有一輸入,此者經組態設定以接收該資料區 塊’並將該資料區塊解多工成複數個細塊。各個細塊具有複 數個位元。對於各個細塊,一平行轉串列轉換器可將該細塊 轉化成串列資料’ 一線路傳送該細塊串列資料,而一串列轉 平行轉換器可轉換該細塊串列資料以復原該細塊。一資料區 塊重Ϊ裝置可將該等經復原細塊合併成該資料區塊。一增益 控制器接收該資料區塊,並利用該資料區塊的增益值以調整 其增益。 【實施方式】 圖Ζ所示者係一混合平行/串列匯流排介面區塊圖,而 1 一混合平行/串列匯流排介面資料傳送作業流程圖。一 貝料區塊_會被跨於該介面而從節點15〇傳送到節點2记 (5=。一資料區塊解多工裝置4〇接收該區塊,並將其解多工 成為1個細塊,以利於i條資料傳送線路44上傳送(56)。該 J值1係根據連線數目與傳送速度之_取捨喊。一種決 ΐ ^值!!方式是首先決定-傳送該㈣區塊所得承允之最大 2叙ΐ照此最士延遲,可蚊出傳送該區塊所需要的最小 :堅—兔W、^ Ξ最小ί量的線路’用以傳送資料的線路會被 ϊϊ二- 、值量。線路44可為接腳’以及其在電路板 付开备ml 塊’魏塊會被解多工成一四 位兀最顯者、,、田塊及一四位元最小顯著細塊。 另一種方式則是將該區塊交錯跨於i個細塊。該區塊的 1315145 前i個位元會變成各i個細塊的第一位元。其次的i個位元 會變成各i個細塊的第二位元,如此下去一直到該最後i個 位元。為說明如圖5所示之在兩條連線上的一八位元區塊, 第一個位元會被映對到細塊1的第一位元。第二個位元會被 映對到細塊2的第一位元。第三個位元會被映對到細塊1的 第二位元,如此繼續下去,一直到將最後一個位元映對到細 塊2的最後位元。 各個細塊會被送到i個平行轉串列(p/s)轉換器42之相 對應者(58),從平行位元轉換成串列位元,並於線路上 循序地傳送(60)。在各條線路的相對側會是一串列 (s/p)轉換器46。各個s/p轉換器46會將所傳串列資料 塊1麵復原細齡被—f料區塊重建 聚置48處理’ u重建該絲:#料區塊(64)。 & 、矣次』另一方面,雙向方式,會利用1條連線以按雙向方式徨 53、:,!如圖6。可按雙向傳送資訊資料,或是可傳 返確認信號。在此^ - J多工器資料。 ,線路44 _對應者。在f P/S轉換器68耦接到i S® 44 ☆Η會被細 原始貝料區塊,並輸料所接收^建裝置76重建成 塊解置527f^_ 1 5G的各區塊,該資料區 工成為各細塊,並將各細 1315145 44傳送。rt 〇各細境轉換成串列格式’以供跨於i條線路 福接到i = f㈣丽/MM 75會將該等P/S轉換器74 44雜接到ft & ’而節點1組的祖/D贿71會將線路 料轉換成ϋΡ雜器7〇。該等S/P轉換器70將所傳資 收細塊重細塊°該#料區塊解多工及重建裝置66從所 次只會在I4貝料區塊,以輸出所接收的資料區塊。既铁-作。 方向上傳送資料,這種實作可按半雙工方式運 =專通㈣胁細5娜㈣。 -- ΐί 器72。該_哭7从目二丄會被輸到一二態式緩衝 r::4 輸上 3二〜-方向上傳送資料。在節點1 需之資料產通速率以及另-方向上的話 利用j條連線來傳送該區塊,其中該·值為 ^此會 =分成H_塊,細i俯/_換器68巾^ = 組串列資料。相對應的]·個節點2s/p轉換器72= ^鬼區別及重建裝置76會復原該資料區塊。在相反^^枓 a利用達ι-j或k條線路以傳送該資料區塊。 在-用於增益控制匯流排之雙向式匯流排較佳實作中 =器^點1緩衝器8fl會將該串列資料傳通至-節點 ,=種實作裡’部分的域線路44可在一方向上傳送 1315145 ^在一方向上送出一增益控制值,並送返 另者’在-方向上送出—增益控制值, 一增益控制裝置狀態信號。 另方向上送出 -種混合平行/串列介面實作係於 參如圖8所說明者。在此,會利用1步 :計時^表述該資料區塊傳送作業的起點,出 一表不開始區塊傳送作業的開始位 …出 會送出-開始位元’然實僅需在一^線^^門2線路 常狀態,像是皆為低者。 《線路會回返至被等正 在其他實作裡,也會利用開始位元做為待 f表示器。這種實作方式可如圖9說明。而如函f 連線的第-位元為1值’該接收節點會瞭解 貧料。即如圖11之GC控制器實作的表格所列 及11 °⑽表示尚未送出開始位元:^ί Γΐί 一種函數。在本例中’01麵應執行-相對減少函| 數像=該f樞塊值減少m。難示應執行—相對增 ’像疋將該資料區塊值增加!值。π表示應^函 t此時該區塊會維持相值。為增加可用函數的邑^函 =⑺項函數,或是將i條線 =數處理裝置86會依開始位元所述,對所收=區; 在如圖12所示的另款實作裡,開始位元表示 J :即如圖13所示’此為兩個目的地裝置/ 二也; 始位⑽組合會__所傳·區塊之目的赌 祖裝置1 ’ 1G表示裝置2 ;而11表示裝置3。在收到該資 建裝置48關始位元後,所重_區塊會被送到相 置88-92。為增加潛在目的地裝置的數目,可利用額外 二,σ位元。對於在各i條線路上的η個開始位元,可選定读 1 -1個裝置。
3? 如圖14所示,可利用開始位元來表示函數及目的地F ^兩者。®14顯示—具有像細及Π GC兩個裝置的三條連^ ”統。在各條線路上利用開始位元,圖中繪出兩個裝置的三 種^數。在本例中,線路1的開始位元代表該標的裝置, i「”為裝置2。連線2及3的位元代表所執行函 ? Π」代表絕對值函數;「10」代表相對增加函數;而 1」代表相對減少函數。所有三個開始位元為零,意 〇」,會疋正常非資料傳送狀態,而在此並未使用「〇〇1 。可利用額外的位元明加更多的函數紐置 」 條線路上的_開始位元,可選定達個函數/裝置組合。1 /圖15係一實作表示函數及目的地裝置兩者之 的系統區塊圖。經復原的細塊會由該資料區塊 接收。根據所收到的開始位元,該處理裝置86會 數,而將所處理區塊送到所述之目的地裝置88_92。述函 _即如圖16流程圖所示,會將表示該函數/ 位兀增入各個細塊内(94)。在此,會透過這丨 出二: 細塊⑽)。利用開始位元’會在資料區塊上執些 貧料區塊會被送到適當目的地或兩者(98)。 田、數, 為增加同步系統内的產通量,會利用時脈 (單)邊緣兩者來傳送區塊資料。其—實作可如圖雙)及= 料區塊解多工裝置100收到資料區塊,並將其 不。負 雙及單)組i個細塊。在此,會將i個細塊的各組 個( 各組的i個P/S裝置102、104。即如圖17所示,送到個別 、一組的單p/s 1315145 裝^102會具有i個P/s裴置,這會擁有其經反置器118所反置 1時脈信號。因此,經反置的時脈信號會是經相對於該系統 時脈而延遲的半個時脈週期。一組i個MUX 106會在該組雙ρπ ,置=4與該組單P/S裝置丨〇2之間,按兩倍於該時脈速率而進 行選定。在各連線上傳送的產獲資料會是兩倍的時脈速率。 在各連線的另一端是一相對應的DEMUX 108。這些DEMUX 108 會循序地按兩倍時脈速率,將各條線路44耦接到一雙丨丨2與單 110緩衝器。各個緩衝器112、110接收一相對應的雙與單j立元 ,並握持該數值一個完整時脈週期。一雙116與單114組的s/p 裝置會復原该等雙與單細塊。一資料區塊重建裴置122合從各 個所傳細塊重建該資料區塊。 曰 欠圖18說明利用該正及負時脈邊緣,在一系統線路上進行 的資料傳送作業。圖示者係待予於線路丨上傳送的雙資料與單 =料。楔部分表示合併信號内的負時脈邊緣,而無斜楔部 分則表不正者。即如圖示,資料傳送速率會增加一倍。 圖19係一用於一 GC控制器38及一 GC 124之間的混合平行 (串列面較佳實作。一資料區塊,像是16位元的…控制資料 (8位兀RX和8位元τχ) ’會被從該⑷控制器38傳送給一資料區 ,解多工裝置4〇。該資料區塊會被解多工成為兩個細塊,像 ,兩個8位元細塊。會對各個細塊增附一開始位元,像是令為 每個位元。在此,會利用兩個p/s轉換器42於兩條線路 上傳送這_細塊。當S/P轉換H 46細綱雖元時就會將 所接收細塊轉換為平行格式。該資料區塊重建裝置會重建原 始16位元以控制GC 124的增益。如開始位元表述出一函數:、 =圖11所示’該AGG m會在碰增益之前,絲所收區塊 執行該項函數。 圖/0係於一混合平行/串列匯流排轉換器另一較佳實 作,此係位於GC控制器38及一 RX GC 30與Ί1 GC 32間, 並利用二(3)條線路。該GC控制器38會按適當rx及τχ增益 1315145 值與開始位元,即如圖14所示,送出一資料區塊給該GC 30、 32。如確採用按圖14的開始位元,裝置1為砹GC 30而裝 置2為TX GC 32。該資料區塊解多工裝置40會將該資料區 ,解多工成為三個細塊,以供透過這三條線路而傳送。利用 二個P/S轉換器42及三個S/P轉換46,各細塊會被串列地 在各線路上傳送’並轉換成原始細塊。該資料區塊重建裝置 4^會重建原始資料區塊’並執行如開始位元所述之函數,像 是相對增加、相對減少及絕對值。所獲資料會被送到如開始 位元所述之RX或TX GC 30、32。 【圖式簡單說明】 圖1係RX與TX GC和GC控制器圖式說明。 圖2係一混合平行/串列匯流排介面區塊圖。 圖3係利用混合平行/串列匯流排介面之資料區塊傳送作 流程圖。 … ,4說明將一區塊轉成最顯著及最小顯著細塊之解多工作 業。 圖5 °,明利用資料交錯處理對一區塊進行解多工作業。 圖6係一雙向混合平行/串列匯流排介面之區塊圖。 圖7係一雙向線路實作圖式。 圖8係開始位元之計時圖。 y係-函數可控制性之混合平行/串列匯流排介面的區塊 函數可控制性之混合平行/串列匯流排介面的開始 圖11係表示各項函數之開始位元實作列表。 Ξ 的ί控制混合平行/串列匯流排介面之區塊圖。 不各項目的地之開始位轉作列表。 ^ 14 1表示各項目的地/函數之開始位元實作列表。 ^糸目的地/函數控制混合平行/串列匯流排介面之區塊 12 1315145 圖。 圖16係表示各項目的地/函數之開始位元流程圖。 圖17係正及負時脈邊緣之混合平行/串列匯流排介面區塊 圖。 圖18係正及負時脈邊緣之混合平行/串列匯流排介面計時 圖。 圖19係一 2線式GC/GC控制器匯流排區塊圖。 圖20係一 3線式GC/GC控制器匯流排區塊圖。 【主要元件符號說明】 30 接收增益控制器 32 傳送增益控制器 34 線路匯流排 36 線路匯流排 38 GC控制器 40 資料區塊解多工裝置 42 平行轉串列(P/S)轉換器 44 資料傳送線路 46 串列轉平行(S/P)轉換器 48 資料區塊重建裝置 50 節點1 52 節點2 66 資料區塊解多工及重建裝置 68 平行轉串列(P/S)轉換器 70 串列轉平行(S/P)轉換器 72 串列轉平行(S/P)轉換器 74 平行轉串列(P/S)轉換器 13 1315145 76 資料區塊解多工及重建裝置 78 緩衝器 80 緩衝器 82 緩衝器 84 緩衝器 85 線路 86 電阻 88 目的地裝置 90 目的地裝置 92 目的地裝置 100 貧料區塊解多工裝置 102 單P/S裝置 104 雙P/S裝置 106 多工器 108 解多工器 110 緩衝器 112 缓衝器 114 單P/S裝置 116 雙P/S裝置 122 資料區塊重建裝置 124 增益控制器 14
Claims (1)
1315145 十、申請專利範圓·· 右步纟制的混合平行/_舰流排介面,該同步系統 具有一相,時脈,其巾麵麵介面包含: 並將該ΐίίίίί工裝置’具有—輸人,以接收—資料區塊, 二…鬼解夕工成複數個細塊,該等細塊各具有複數個位 70, 收n 組的平行至串列(p/s)轉換器,各組p/s轉換器會接 = 時脈速率的細塊,用以將各細塊轉換成-串 么二…:田,各具有—開始位元,藉此該等開始位元各自 為-給气狀態的細塊,且共同地代表一給定函數; 第組i個多工态,以於i條線路上,在該時 負邊緣處連續傳送來自單P/s轉換器組的資料; -第二組i個解多工n,以接收雙及單串 g㈣資料送出至-雙_器,而將單串列資料送出 所行(s/p)轉換器,該雙組的s/p轉換器將 成雙平行資料,並輸出同步於該時脈的 該單組的s/p轉換器,以將所接收的單串列資料棘拖杰置亚— 舅料,並輸出同步於該時脈的該單平行資料,以及、仃 區塊:資料區塊重建裝置,靖該雙及單平行㈣合併為該資料 z如申請專利範圍第i項之介面’其中各資料區塊具有_位元, N 且 l<i<j 3. 如申请專利範圍第1項之介面,其中該雙及單 八 及,的_換器輸人,以令該雙及單組的 同步於該時脈所接收雙及單串列資料。 鶴卯接收 15 1315145 4. -種雙向式平行/串列S流排介面,其包含: 複數絲路’赠H料㊣塊,鮮複絲線絲目 資料區塊之位元數; _ 、 一第一節點’可於該等複數絲路上將資料區塊送出給一第 二節點、’該第-節點能夠將該等資料區塊解多工成複數個第一細 塊,而複數個第-細塊的數目會與該等複數條線路的數目相同, 該等第-細塊各自具有複數個位元以及-給定狀態的 元’該開始位元共同地代表一給定函數;及 該第二節點在該等複數條線路上將第二資料區塊送出 一節點’該第二節點賴將料資料H塊解多X錢數個第^ 塊’該等複數個第二細塊的數目會與該等複數條線路的數= 該塊各自具有複數個位^以及—給定狀態的1始 位7L,該開始位元共同地代表一給定函數。 ° 5. 如申請專利範圍第4項之介面,其巾該第―節點 料區塊解多工成複數個第三細媸,_孳第二细 將该等貝 數條線巧的數目Ν,且於j條線路上傳送該等第三細塊目』會低於複 6. 如申請專利範圍第5項之介面,其巾該第 其中戎第-節點資料區塊的開 其中該第二節點資料區塊包含 其中該第二節點資料區塊包含 資料區塊料工觸紅,其巾κ值小於鱗==^第四 且於K條線路上傳送該第四區塊。 ~條線路數目’ 7. 如申請專利範圍第4項之介面 始位元包含増益控制資訊。 8·如申請專利範圍第7項之介面 一增ϋ控制資訊接收確認。 9.如申請專利範圍第7項之介面 一相關於該第二節點的狀態資訊 16 1315145 七、指定代表圖: (一) 本案指定代表圖為:第(2 )圖。 (二) 本代表圖之元件符號簡單說明: 40 資料區塊解多工裝置 42 平行轉串列(P/S)轉換器 44 資料傳送線路 46 串列轉平行(S/P)轉換器 48 資料區塊重建裝置 50 節點1 52 節點2 八、本案若有化學式時,請揭示最能顯示發明特徵的化學式:
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TW096124059A TWI325111B (en) | 2001-11-21 | 2002-11-21 | An interface having a hybrid parallel/serial bus and the method thereof |
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TW092127354A TWI272499B (en) | 2001-11-21 | 2002-11-21 | Method for determining a number of i bus connections required to transfer block data over a bus and data transferring/receiving methods |
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