TWI243619B - Common control channel uplink power control for adaptive modulation and coding techniques - Google Patents
Common control channel uplink power control for adaptive modulation and coding techniques Download PDFInfo
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- TWI243619B TWI243619B TW91109852A TW91109852A TWI243619B TW I243619 B TWI243619 B TW I243619B TW 91109852 A TW91109852 A TW 91109852A TW 91109852 A TW91109852 A TW 91109852A TW I243619 B TWI243619 B TW I243619B
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- 230000005540 biological transmission Effects 0.000 claims abstract description 54
- 238000004891 communication Methods 0.000 claims abstract description 15
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/04—TPC
- H04W52/06—TPC algorithms
- H04W52/14—Separate analysis of uplink or downlink
- H04W52/146—Uplink power control
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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
- H04L5/14—Two-way operation using the same type of signal, i.e. duplex
- H04L5/1469—Two-way operation using the same type of signal, i.e. duplex using time-sharing
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/04—TPC
- H04W52/18—TPC being performed according to specific parameters
- H04W52/22—TPC being performed according to specific parameters taking into account previous information or commands
- H04W52/228—TPC being performed according to specific parameters taking into account previous information or commands using past power values or information
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/04—TPC
- H04W52/18—TPC being performed according to specific parameters
- H04W52/24—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/04—TPC
- H04W52/18—TPC being performed according to specific parameters
- H04W52/24—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters
- H04W52/241—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters taking into account channel quality metrics, e.g. SIR, SNR, CIR, Eb/lo
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/04—TPC
- H04W52/18—TPC being performed according to specific parameters
- H04W52/24—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters
- H04W52/242—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters taking into account path loss
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/04—TPC
- H04W52/18—TPC being performed according to specific parameters
- H04W52/24—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters
- H04W52/243—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters taking into account interferences
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/04—TPC
- H04W52/18—TPC being performed according to specific parameters
- H04W52/26—TPC being performed according to specific parameters using transmission rate or quality of service QoS [Quality of Service]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/04—TPC
- H04W52/18—TPC being performed according to specific parameters
- H04W52/26—TPC being performed according to specific parameters using transmission rate or quality of service QoS [Quality of Service]
- H04W52/262—TPC being performed according to specific parameters using transmission rate or quality of service QoS [Quality of Service] taking into account adaptive modulation and coding [AMC] scheme
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/50—Allocation or scheduling criteria for wireless resources
- H04W72/54—Allocation or scheduling criteria for wireless resources based on quality criteria
- H04W72/542—Allocation or scheduling criteria for wireless resources based on quality criteria using measured or perceived quality
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/04—TPC
- H04W52/18—TPC being performed according to specific parameters
- H04W52/24—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters
- H04W52/246—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters where the output power of a terminal is based on a path parameter calculated in said terminal
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/04—TPC
- H04W52/18—TPC being performed according to specific parameters
- H04W52/24—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters
- H04W52/247—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters where the output power of a terminal is based on a path parameter sent by another terminal
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
- H04W88/02—Terminal devices
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
- H04W88/08—Access point devices
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
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- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Quality & Reliability (AREA)
- Mobile Radio Communication Systems (AREA)
- Transmitters (AREA)
- Detection And Prevention Of Errors In Transmission (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
Description
1243619 五、發明說明(1) ^ 本發明係有關於無線數位通信系統。特別是,本發明 係有關於一種利用適應性調變及編碼之上行鍊路功率控制 之一分碼多重存取(CDMA )通信系統。 對傳: (CDMA )第三代(3G ) #動電信系統係 盖應性調變及編石馬(AM&C),藉以達成及改 (RF )傳播條杜,,、、j &C )技術係在傳輸前考慮射頻 条件,賴以決定最有利於目前射頻(RF :)傳播 條件之調變及編碼速率。 』耵领I W )傳播 前、在i : ϊ :RF i ϊ t 一種方法係在各個傳輸 二’其隨後便根據此實ϊ:H i:ΐ:送至傳輪 輸之調變及編碼速率。、道。口吳里測以決定適於特定傳 動應用中。由:^ m係::迅速地改變]寺別是在行 變及編碼、且由;通道口::質量測係用以決定適當之調 =件改變而變化,適;性;;!;:能因為射請)傳 執7質量測及啟始此傳=效能係直接相關於 )。因此,為得到晕佳適=間之時間周冑(亦即:潛伏 ^動資料傳輸之所有使;调變及編碼(AM&C),具 通道,質量測。 者,便需要利用最小潛伏執行 傳輪器。通道品U將通道品質量測由―接吹 5又備(UE)之專用控制通道“;送係可以利用各個使用者 ____办或所有使用者設備(UE )
β —二體或邏輯控制通道係用、, 1243619 五、發明說明(2) f享之共用控制通道。當採用專用控制通道時,在傳播各 、固使用者没備(UE )通道品質量測時,係可利用一連續發 ,通道:由效能之觀點,此係適應性調變及編碼(龍& c ,一最佳解答,因為品質量測係連續可利用的。傳輸 可忐發生在任時間,若考量適當調變及編碼設定之可 質量測。另外,伴隨在上行鍊路中-直可利2 資料傳&制通道’則此通道亦可用來支援低速率上行鍊路 ,:控制通道手段之困難係··實體資源係連續設置 &C’)「技\在^一有主資/座傳輸時亦然。適應性調^ t 要應用係非即時高資料速率服務,舉例 來說,網際網路存取。 访 牛例 古、由在各個傳輸間具有相對長閒置周期之 之一無效率使用。 *長閒置周料導致專用資料 此問題係可利用預先裝配 量;導:…=== 點均有傳輸之使用: 者設備(UE )可以且右最迸的、s、苦σ便/、有某郤/刀使用 j从具有敢近的通道品質量測。 二】=控制通道時,在一胞元内之所有使用者設 工(TDD )系統中,行鍊路丘 弟一代(3G ) /刀時雙 多重時槽中之—ΛΓ々控制通道典型地係佔據 户…中之早一時槽。各個使用者設備⑽)存取共
1243619 五、發明說明(3) 用控制通道之 係可以用來辨 為避免上 路共用控制通 配置及上行鍊 用者設備(UE 通道。由於上 於上行鍊路傳 ),因此若要 使用者資料, 因此,當適應 通道時,各個 機制,因為共 有鑑於此 法,藉以在足 功率控制。 本發明係 控制通道傳輸 傳輸前發送下 準。此基地台 控制通道、及 設備(UE )係 (UE )所計算 定傳輸之一適 程序係 別特定 行鍊路 道上必 路配置 )隨即 行鍊路 輪係不 傳播上 則亦需 性調變 使用者 用控制 ’本發 以執行 加以定義、 使用者設備 共用控制通 須要發送個 間之部分映 係根據其配 傳輸係無法 經常的(在 行鍊路無線 要JL行共用 及編碼(AM 設備(UE ) 通道係非連 明之主要目 此方法所需 使用一開放迴路技 之功率位準,其係 行鍊路中之資訊, 係配置指示上行鍊 (選擇性地)此時 在特定通道上進行 之路徑損耗及基地 當功率位準。 且使用者設備(U E )識別 (UE )之交易。 道之成規存取’在下行鍊 別配置。或者,下行鍊路 射係可以被定義。各個使 置存取上行鍊路共用控制 直為網路所預測、且由 部分應用中僅傳輸5%時間 資源要求以支援上行鍊路 控制通道之周期性配置。 & C )操作採用共用控制 並不存在内迴路功率控制 續可利用的。 的係提供一種有效率之方 負擔最小化時,用來執行 術以決定一上行鍊路共用 在上行鍊路共用控制通道 藉以達成一最佳化功率位 路干擾之一特定上行鍊路 槽之一品質邊際。使用者 傳輸、並根據使用者設備 台所接收之資料,藉以決
第9頁 1243619 五、發明說明(4) 【圖式之簡單說明】 ,一圖A係本發明一基地台之一簡化方塊圖。 ,一圖B係本發明一使用者設備之一簡化方塊圖。 第圖c係本發明一基地台之另一實施例之一簡化方 塊圖。 第二 之程序之 第三 【較佳實 本發 號係用以 第一 (UTRAN ) 方塊圖, 進行無線 3 0係可以 可以包括 )之其他 此基 一絕緣體 裝置26、 通道品質 通道擴散 收無線鍊 圖係介紹本發明共用控制通道上行鍊路功率控制 一較佳實施例之一簡化方塊圖。 圖係表示本發明另一實施例之一流程圖。 施例之詳細說明】 明係參考所附圖式詳細說明如下,文中,相同編 表不相同元件。 圖A係通用行動電信系統地面放射存取網路 也〇 1 2 (文中係稱作基地台β ς 1 2 )之一簡化 一射頻鍊路25上與一使用者設備(UE) 30 ?:如第一圖Β所示)。此使用者設備(UE ) 無線行動電話、個人數位助理(PDA)、或 諸如:傳呼、電子料、或此類功能 H 12係包括:一天線24 (或多重天線)、 (或類似裝置)、-時槽干擾量測 監控穿=共用控制通道接收器28、-共用控制 A ^ :置18、一加總裝置20、及一參考下行鋏51 此基地台BS12係經由天線‘ 之通彳§。接收信號係經由絕緣體/切換開
I麵 第10頁 1243619 五、發明說明(5) Γ器22而8耦合至干擾量測裝置26及上行鍊路共用控制通道接 之時槽干]ί里$裝置26係量測在上行鍊路共用控制通道上 择芦i資二牛例來說’此干擾量測裝置26係可以量測干 ί : (、CC)功/ (ISCP)。此干擾量測裝置26係提供一 2指桿。),其係上行鍊路共用控制通道上干擾數量之 )其可以是一匹配遽波器、奪耙式⑽e ^咕z:裝係接收及施加上行鍊路共用控制通道中 =制ίϊ品質(CQ)量測裝置18,藉以監控上行鍊路 通道之通道控制(CQ)、並提供一給定使用者設 備(ϋΕ )之一品質邊際(QM )。 此〇口負邊際(QM )係可以取樣,舉例來說, 設備(UE )傳輸預期達到之一計算信號干擾比值目'標 (s 1 Rtarget )。此品質邊際(qM )亦可以基於下列因子之一 ^ :^括· ^號干擾比值目標(S 1 Rtarget )、射頻(RF ) 7播條件、及/或使用者設備(ϋΕ )所要服務之服務品質 (QoS)要求。依序,此信號干擾比值目 可 ϊ、; # 士人,山 i target ^ 卜丁、 土;特疋使用者設備(u E )先前傳輸之量測,諸如: 塊誤差率(BLER )。不同於上行鍊路干擾位準,此品質 八(QM )並不扁用於各個個別上行鍊路共用控制設置、 ^可以(選擇性地)由基地台BS i 2分別指定、甚或刪 除,如第一圖C所示。 晴回來參考第一圖C,當未由基地台Bs 12指定或當未
1243619 五、發明說明(6) 由使用者設備(ϋΕ )經 品質邊降f 〇 Μ、 ’ 4 ’本實施例係可以餘少 貝t ^ ( QM ),並利用最近之σ肪t κ Λ储存此 此輪出(Icc)及品質邊心、邊際(QM)。 裝置2〇之第一及第二輸入。此丁加(她QM)數值係施加於加總 擴散調變裝置14=二置20之輸出係輪入至 )係了从利用加總裝置2〇加以 二翰出(lcc 可以編碼成一單一參數,如圖中所不,但其亦 如另一個例子,此於 降低下仃鍊路發送負擔。再 於贋播通遏上。在此例子中,口右σ @ J木成, 要發送。舲於φ τ Ώ /、有口口負邊際(QM )传雲 :發> =HUCC及品質邊際⑽),若 二而 ^ 一早二參數’係可以分別輸入擴散及調變裝置次、、4碼 /刀別下仃鍊路通道上傳送。擴散及調變裝置丨4之 俜 由絕緣體/切換開關22傳送至天線24,藉以盘使用=== (UE) 30進行傳輸。此品質邊際(QM)及輸出(者二肴 在單一或更多下行鍊路控制通道上發送。路徑損;'、 (其係由使用者設備(UE) 30執行、並將於下文中進 詳細說明)係執行於參考通道。 / 如圖中所示,第一圖A至第一圖C係表示參考通道(及 控制通道)。應遠瞭解的是,本發明係僅包括在基地台B s 1 2及使用者設備(ϋΕ ) 30間執行發送之一部分。=此^本 發明之重點並不在於:所述量測是否在一單一參考通道、 一單一控制通道、或多重參考及/或控制通道^進行傳 送。可以預期的疋’在本發明精神及範圍内,太私明亦开 以採用參考及/或控制通道之一組合。 本發月亦叮 1243619 五、發明說明(7) 請參考第一圖B,使用者設備(U E ) 3 0係包括··一天 線3 2、一絕緣體/切換開關3 4、一參考通道接收器%、一 路徑損耗計算裝置42、功率位準計算裝置44、一適應性調 變及編碼控制器46、一發送接收器48、一功率放大器5〇。 此天線3 2係在射頻(RF )鍊路上接收來自基地台βς 1 2之 通信、並視情況將此等通信經由絕緣體/切換開關34施加 至參考通道接收器36 (亦即··參考通道)或發送接收器48 (亦即:控制通道)。 ° 此參考通道接收器3 6係利用熟習此技藝者所瞭解之方 式接收及處理一個或更多個參考通道。因此,文中將不包 括這部分細節。此參考通道接收器36係執行參考通道之一 預測以進行資料偵測、並提供接收信號之功率位準至路徑 損耗計算裝置42。此路徑損耗計算裝置42係利用此功率位 準以決定下行鍊路傳輸中之功率損耗。 一經由基地台BS 12接收之品質邊際(QM)及輸出(Icc )貝吼係由發迗接收器48接收,其係將資訊傳送至功率位 ,計异裝置44。此功率位準計算裝置44係使用路徑損耗計 文裝置42及發送接收器48之輸出,藉以決定傳輸至基地台 12之一合適功率位準,其係射頻(RF )鍊路25中路徑 損耗及干擾之一函數。 此工力率位準計算裝置44之輪出44a係經由^力率放大器 50之控制以整流使用者設備(UE)之輸出功率。此功率放 大器5 0係視情況以進行放大步驟。 此放大器50之輸出係經由絕緣體/切換開關“及天線
第13頁 1243619 五 '發明說明(8) " "一""一 32以傳輸至基地台BS 12。 如熟習此技藝者所瞭解,分時雙工(TDD )係利用一 傳輸結構以重覆地傳輸-訊框,其中,各個訊框係包括複 數個時槽。欲傳輪資料係加以分段、且分段資料隨後係排 入時程以在^一個或更多時槽中進行傳輸。對於分時雙工
(TDD )胃而言,在一先前訊框中相同時槽之通道品質(cQ )干擾量測,就決定目前訊框之調變及編碼速率本身,係 非常有價值的。如文中將進一步詳細說明,在基地台量測 之通道品質(CQ )干擾量測係在共用控制上行鍊傳輸前, 發送於下行鍊路中。 圖 就係 使用 驟 30 單一 〇 度制
(AM 控制 在步 道, 驟 1243619 五、發明說明(9) =,基地台BS 12係發送欲利用之上行鍊路共用控制通道 —配置通道之上行鍊路干擾位準(Icc)。此等參數係在 :行鍊路控制通道上發送。值得注意的{,特定上 路控制通道之參數係可能暗示知悉。 在步驟S7,使用者設備(ϋΕ) 3〇係根據在步驟s2由使 者设備(UE ) 30量測之目前路徑損耗及由基地台BS i 2 :到之干擾位準ICC,藉以決定傳輸至基地台⑽ 上行鍊路功率位準。 心田
m如上文所$ ’在另一實施例中,品質邊際(QM )係可 二:擾位準Icc伴隨(或分別)發送。本發明方法⑼之 通例係表示於第三圖中,其提供上行鍊路共用控制 $ ^ J率位準之進一步最佳化。在第三圖中此等步驟之編 二係與第二圖中實施相同程序之步驟相同。然❿,進一步 一=化係經由額外發送具有上行鍊路共用控制通道配置之 要求品質邊際(QM )以達成。除其他特徵外,此品質邊 二QM )係基於步驟S3由特定使用者設備(ue )接收之先 ,傳輸。第三圖係將步驟S6調整表示為S6A、並將步驟s7 j整表不為S7A。如第二圖及第三圖所示,基地台⑽12係 、口應於 > 料方塊之接收(或不管是否接收到一資料 万塊),藉以執行步驟S4。 、 清回來參考第二圖,一使用者設備(UE ) TUE之傳輸 功率位準係可以下列等式表示: TUE =PL + QM + Icc 等式(1) “中’ PL係路徑損耗;且丨cc係一上行鍊路共用控制通道
第15頁 1243619 五、發明說明(ίο) ---- 通信之干擾位準。此路徑損耗(PL )係可以下列等式計 PL =TREF -Rue 等式(2 )
其中,TREF係在基地台Bs 1 2之參考信號位準,且&係在使 用者設備(UE )之參考信號接收功率。 E 在步驟S8,使用者設備(UE )係在利用等式(1 )及 等式(2)計算之上行鍊路傳輸功率位準、啟始一上行鍊 路共用控制傳輸;此傳輸係在步驟S9、由基地台Bs丨2接 收0 當此品質邊際(QM )係由基地台BS 1 2傳輸至使用者 设備(UE)30時,如第三圖之另一方法2〇所示,一使用者 設備(UE )之傳輸功率位準係可以下列等式表示: TUE =PL +QM + Icc 等式(3 ) 其中’ PL係路徑損耗;係想要之品質邊際;且丨cc係上 行鍊路共用控制通道通信之干擾位準。此路徑損耗(PL ) 係可以下列等式計算: PL =tref -Rue 等式(4 ) 其中’ TREF係在基地台BS 1 2之參考信號位準,且RLE係在使 用者設備(UE )之參考信號接收功率。 本發明係較習知方法具有數個優點。量測上行鍊路干 擾位準係可以在設置訊息中指定,進而確保使用者設備 (UE )可利用一非常低潛伏上行鍊路干擾量測。或者,量 測上行干擾位準可以經由下行鍊路共用控制通道或其他裝 置而提供。由於適應性調變及編碼(AM &c )上行鍊路控
第16頁 1243619 五、發明說明(Π) 制通道係預期存在一單一第三代士 二莫式:時槽中,因此本發明便可以得到雙工(TD1)) ‘ t二言,在利用類似開放迴路功率控制檣步之致率。 上:接ί個時槽之干擾必須被報告以進行適^之時槽系 上仃鍊路共用控制通 、§操作。由於 送單-時槽之上行鍊路干二用;i因此只需要: 便可以最小化,進而^擾下仃鍊路配置發送中之負擔 用。 利於上行鍊路無線資源之更有效^ 雖然本發明係利 亦當能夠在本發明之乂佳=施例加以說明,熟習技藝者 及變動,其係列於、^神及範圍内,進行各種可能之調整 '' 、下之申请專利範圍中。 1243619 圖式簡單說明 =一圖A係本發明一基地台之一簡化方塊圖 / 土、〜σ〜 間1匕万塊圖。 —圖β係本發明一使用者設備之一簡化方塊圖。 塊圖 第 一叫 圖 係 介 紹 本發 之程序 之 一 較 佳 實 施 例 第 圖 係 表 示 本發 元件符 號 說 明 12 通 用 行 動 電 信 系 統 台 14 參 考 下 行 鍊 路 通 道 18 共 用 控 制 通 道 品 質 20 加 總 裝 置 22、 •34 絕 緣 體 / 切 換 24, •32 • 天 線 25 射 頻 鍊 路 26 時 槽 干 擾 量 測 裝 置 28 上 行 鍊 路 共 用 控 制 30 使 用 者 設 備 (UE ) 36 參 考 通 道 接 收 器 42 路 狡 損 耗 計 算 裝 置 44 功 率 位 準 計 算 裝 置 44a :輸出 46 : :適 應 性 調 變 及 編 碼 第,係本發明一基地台之另一實施例之一 〇 ^ 簡化方塊圖
第18頁 1243619 圖式簡單說明 4 8 :發送接收器 5 0 :功率放大器 mi 第19頁
Claims (1)
- im 六、 申請專利範1 1 . 一種決定在一無線數位通信系纪+ ^ 举之方法’該無線數位通信系統'、之上打鍊路功率位 〆使用者設備⑽),該方法以,括一基地台及至少 U)該基地台係在-實體參考以 者設備(UE ); 辱輸 ^就至該使用 (:體:ίΠ:1# (UE)係計算-路娜,因座於在, 只體 > 考通道上之該傳輸H p、在遠 使用者設備(UE ); 手疋係已知於該 (C)該基地台,因應於來自該 鍊路傳輸,係量測該使用者設 又^ E丄之—上行 路干擾位準; 有叹備(卟)傳輸時槽之上行鍊 (=H ί地台’設置一特定上行鍊路控制通道以指干*兮 通道中上行鍊政+说A * 和不在泫 者設備⑽) 位準,該設置及指示係傳輪至該使用 (:)::使用者設備(UE 該使用者 指不所計瞀夕曰二Μ 、Ub )及該 以及 π之目别路徑損耗以決定一上行鍊路功率位準; (i I ,始™上行鍊路控制通道傳輸至該基地台,J: t + 步驟(')所決定之該功率位準。 其具有在 位士 專利範圍第1項所述之方法,其中,步驟f 者設備心接收以啟始’其包括傳輪至該該使用 3;:包申專利範圍第1項所述之方法,其中,該步驟(d 1243619 六、申請專利範圍 在該基地台產生一品質邊際、並傳輸該品質邊際至該使用 者設備(U E )。 4 ·如申請專利範圍第3項所述之方法,其中,該步驟(e )更包括: 〃 使用該品質邊際以決定該上行鍊路功率位準。 5.如申請專利範圍第4項所述之方法,其中,該基地台所 傳輸之該品質邊際係包括··〆信號干擾比(S丨R )目枳, 其係至邊基地台之該使用I設備(UE )傳輪所期望達/到 者。 6 ·如申請專利範圍第3項所述之方法,其中,來自該基地 台之一先前傳輸之一品質邊際係在步驟(e )中為該使用 者設備(U E )所使用,若/品質邊際係在步驟(d )中由 該基地台之一目前傳輸中省略。 7 ·如申請專利範圍第4項所述之方法,其中,該品質邊際 及干擾位準係編碼成一單一參數,藉以用於步驟(d )之 傳輸。 8 · 一種應用一開放迴路技術以決定在一無線數位通信系 統中上行鍊路功率位準之方法’該無線數位通信系統係包 括··一基地台及複數使用者設備(UE ),該方法係包括下 列步驟: (a) 該基地台係在一實體參考通道上傳輸一信號奚該等使 用者設備(UE ); " (b) 該等使用者設備(UE )係因應在該實體參考通道上之 該傳輸以計算一預期路徑損耗,其中,該功率設定係已务 1243619 六、申請專利範圍 於該等使用者設備(U E ); (c) 該基地台,因應於來自該等使用者設備(UE )之上行 鍊路通信,係量測該等使用者設備(UE )傳輸時槽之該上 行鍊路干擾位準; (d) 該基地台,因應於包括特定該等使用者設備(UE )之 資料之一資料封包,係傳輸一要求至該等最後提及使用者 設備(UE ),藉以執行一位準計算; (e) 該等最後提及使用者設備(UE )係接收在步驟(d ) 期間傳輸之一要求,其係基於在步驟(b )中、利用該等 最後提及使用者設備(U E )及該基地台接收資料所計算之 路徑損耗以決定一上行鍊路功率位準;以及 (f) 該等最後提及使用者設備(UE)係啟始至該基地台之 一上行鍊路傳輸,其係具有在步驟(d )所決定之一功率 位準。 9. 一種利用一開放迴路技術以決定在一無線數位通信系 統中上行鍊路功率位準之方法,該無線數位通信系統係包 括:一基地台及至少一行動端點(UE ),該方法係包括下 列步驟: (a) 該基地台係在一實體參考通道上傳輸一信號至該行動 端點(UE ); (b) 該行動端點(UE )係計算一預期路徑損耗,因應於該 實體參考通道傳輸’其中’一功率設定係已知於該行動端 點(ϋΕ ); (c) 該基地台’在一個至更多個時槽中產生至該基地台之第22頁 1243619 六、申請專利範圍 一上行鍊路傳 (d ) 該基地台 點(UE )傳輸 (e ) 該基地台 定上行鍊路控 端點(UE ); (f )該行動端 鍊路干擾所計 準;以及 (g)該行動端 制通道傳輸, 準。 10. 如申請專 )係因應於一 行動端點(UE 11· 如申請專 )係包括:在 傳輸至該行動 <亍動端點之該 12· 如申請專 際係具有一信 (UE )傳輪所 13·如申請專 地台之一先前 · m , ’因應於該上行鍊路傳輸,係量測該行動端 時槽之上行鍊路干擾; ,設置指示在該時槽中上行鍊路干擾之一特 制通道,其係與額外資料一起傳輸至該行動 ,(UE)係基於該行動端點(ϋΕ)及該 #之目前路徑損耗以決定—上行鍊路功率Ξ 點(UE)係啟始至該基地台之一上行鍊 其係具有在步驟(f )所決定之該功率位: 利範圍第9項所述之方法,其中,該步驟(d f料=包之接收而啟始,其係具有傳輸至該 )之資料。 利範圍第9項所述之方法’其中,該步驟(e 該基地台產生Ή邊際、ϋ將該品質邊際 编點(UE),藉以決定在步冑(f )決定該 上行鍊路功率位準。 利範圍第11項所述之方法,#中,該品質邊 號干擾比⑶R)目標’其係該行動端點 期望達到者。 利範圍第11項所述之方法,其中,來自該基 傳輸之一品質邊際係在步驟(f)中為該行1243619六、申請專利範圍 動端點(UE )所使用,若一品質邊際係在步驟(e )中由 該基地台之一目前傳輸中省略。 14·如申請專利範圍第1 1項所述之方法,其中,該品質邊 際及上行鍊路干擾係編碼成一單一參數,藉以用於步驟 (e )之傳輸。 1 5 · —種在一基地台及一使用者設備(UE )間功率控制之 方法,其包括下列步驟: (a )該基地台係傳輸一信號; (b )違使用者設備(υ E )係接收該信號並計算該路徑損 耗; ' (c) 該基地台係量測任何使用者設備(UE)傳輸之上行 路干擾; ' (d) 該基地台,配置一特定上行鍊路控制通道、並傳輸該 。又置至該使用者設備(UE),其係具有在該通道中之一上 行鍊路干擾位準; (e )該使用者設備(UE )係基於該路徑損耗及該干擾位準 以決定一上行鍊路功率位準;以及 (f )該使用者設備(UE )係啟始至該基地台之一上行鍊路 控制通道傳輪,其係具有在步驟(e )所決定之該功率位 準。 1 6 ·如申請專利範圍第1 5項所述之方法,其中,步驟(d )係因應於一資料封包之接收而啟始,其係包括傳輸至該 使用者設備(UE )之資料。 Λ 17·如申請專利範圍第1項所述之方法,其中,步驟(^ )第24頁 1243619六、申請專利範圍 更包括: 傳輪一品質邊際至該使用者設備(UE ),藉以決定該上行 鍊路功率位準。 18· —種決定在〆使用者設備(UE)中一上行鍊路功率位 準之方法,其包括下列步驟· (a) 在實體參考通道上接收一信號; (b) 因應於該信號之接收,計算一預期路徑損耗; (c) 接收特定上行鍊路控制通道之一配置,其包括在今通 道中之干擾數量; 上行鍊路功率 (d ) 基於該路徑損耗及該干擾位準以決定一 位準;以及 (e)啟始一上行鍊路控制通道傳輪,其具有在步驟 所決定之該功率位準。 ^ d 路功率位準 19· 一種使用一使用者設備(UE )決定上行鍊 之方法,其包括下列步驟: (a) 接收一第一信號; (b )什异該第一化號之該路徑損耗,盆中,兮 已知; 八T邊傳輪功率係 (c)(d) 準; 接收一特定上行鍊路控制通道之一設置· 接收-第二信號’其指示在該允許通道中之該干 擾位 位 準以決定一上行鍊路功率 以步驟(〇所決定之該 (e ) 基於該路徑損耗及該干擾 位準;以及 (f ) 在該上行鍊路控制通道上1243619 六、申請專利範圍功率位準進行傳輸。 其包括下列步 其包括在該通道 2 0· 一種決定上行鍊路功率位準之方法 驟: (a) 接收一信號; (b )由該信號計算路徑損耗; (c )接收一上行鍊路控制通道之該設置 上該干擾之一指示; (d)基於路徑損耗及干擾位準以決定該上行鍊路功率位 準;以及 (e )在該上行鍊路控制通道上、以在步驟(d )決定之該 功率位準進行傳輸。 21· 一種決定上行鍊路功率位準之方法,其包括下列步 (a) 接收一信號; (b) 由該信號計算路徑損耗; (c) 接收一上行鍊路控制通道之該設置,其包括在該通道 上ό亥干擾之一指不及品質邊際; (d) 基於路徑損耗、該干擾位準、及該品質邊際’藉以決 定該上行鍊路功率位準;以及 (e )在該上行鍊路控制通道上、以在步驟(d )決定之該 方法,藉以使該干擾位 數,且步驟(d )更包 功率位準進行傳輸。 2 2.如申請專利範圍第2 1項所述之 準及該品質邊際係編碼至一單〆參 括:解碼該參數。第26貢
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8873501B2 (en) | 2006-06-19 | 2014-10-28 | Ntt Docomo, Inc. | Base station, user device, and method used in mobile communication system |
Families Citing this family (114)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FI106995B (fi) * | 1999-02-26 | 2001-05-15 | Nokia Mobile Phones Ltd | Menetelmä häiriöiden pienentämiseksi vastaanottimessa |
US7783508B2 (en) | 1999-09-20 | 2010-08-24 | Numerex Corp. | Method and system for refining vending operations based on wireless data |
US7734287B2 (en) * | 2000-04-10 | 2010-06-08 | I/O Controls Corporation | System for providing remote access to diagnostic information over a wide area network |
JP3848068B2 (ja) * | 2000-09-12 | 2006-11-22 | 株式会社エヌ・ティ・ティ・ドコモ | Cdma無線送信装置、cdma無線送受信システムおよびcdma無線送信装置の送信電力制御方法ならびにcdma無線送受信システムにおける無線送信装置の送信電力制御方法 |
US6587697B2 (en) * | 2001-05-14 | 2003-07-01 | Interdigital Technology Corporation | Common control channel uplink power control for adaptive modulation and coding techniques |
US6810236B2 (en) * | 2001-05-14 | 2004-10-26 | Interdigital Technology Corporation | Dynamic channel quality measurement procedure for adaptive modulation and coding techniques |
JP2004535114A (ja) | 2001-06-13 | 2004-11-18 | タンティビ・コミュニケーションズ・インコーポレーテッド | 無線メンテナンス・チャネルの電力制御を管理するシステムおよびその方法 |
CN100571058C (zh) * | 2001-07-24 | 2009-12-16 | 株式会社Ntt都科摩 | 移动通信系统发送功率控制装置与方法 |
EP1419667B1 (en) | 2001-08-21 | 2014-08-06 | Core Wireless Licensing S.à.r.l. | Transmission of data within a communications network |
US6996373B2 (en) * | 2002-06-18 | 2006-02-07 | Nokia Corporation | Base station |
US6850771B2 (en) * | 2002-06-24 | 2005-02-01 | Qualcomm Incorporated | Uplink power control |
US7356346B2 (en) * | 2002-06-28 | 2008-04-08 | Lucent Technologies Inc. | Method of uplink scheduling for data communication |
TW200733596A (en) | 2002-10-17 | 2007-09-01 | Interdigital Tech Corp | Power control for communications systems utilizing high speed shared channels |
US7197314B2 (en) * | 2002-12-05 | 2007-03-27 | Nokia Corporation | Communication system |
US7372898B2 (en) * | 2002-12-11 | 2008-05-13 | Interdigital Technology Corporation | Path loss measurements in wireless communications |
EP1437912B1 (en) * | 2003-01-04 | 2010-09-08 | Samsung Electronics Co., Ltd. | Method for determining data rate of user equipment supporting EUDCH service |
US6885646B2 (en) * | 2003-03-26 | 2005-04-26 | Interdigital Technology Corporation | Dynamic sequencing of timeslots in wireless communication systems |
KR101022066B1 (ko) | 2003-05-17 | 2011-03-17 | 엘지전자 주식회사 | 이동통신 시스템에서의 하향링크 제어채널 구조 및 이를이용한 시간-코드 할당방법 |
WO2004114716A1 (en) * | 2003-06-17 | 2004-12-29 | Telefonaktiebolaget L M Ericsson (Publ) | Reverse link rate control method and system in a mobile communication network |
US6970437B2 (en) | 2003-07-15 | 2005-11-29 | Qualcomm Incorporated | Reverse link differentiated services for a multiflow communications system using autonomous allocation |
US6965776B2 (en) * | 2003-11-21 | 2005-11-15 | Motorola, Inc. | Portable communication device and network and methods therefore |
US7323970B1 (en) | 2004-01-21 | 2008-01-29 | Numerex Corporation | Method and system for remote interaction with a vehicle via wireless communication |
TWI270306B (en) * | 2004-06-17 | 2007-01-01 | Ntt Docomo Inc | Transfer rate control method, transmission power control method, transmission power ratio control method, mobile communication system, mobile station, and radio base station |
US8452316B2 (en) * | 2004-06-18 | 2013-05-28 | Qualcomm Incorporated | Power control for a wireless communication system utilizing orthogonal multiplexing |
US7197692B2 (en) | 2004-06-18 | 2007-03-27 | Qualcomm Incorporated | Robust erasure detection and erasure-rate-based closed loop power control |
GB2417167B (en) * | 2004-08-13 | 2007-02-14 | Ipwireless Inc | Apparatus and method for communicating user equipment specific information in cellular communication system |
WO2006060892A1 (en) * | 2004-12-10 | 2006-06-15 | Nortel Networks Limited | Ofdm system with reverse link interference estimation |
KR100905588B1 (ko) * | 2005-01-10 | 2009-07-02 | 삼성전자주식회사 | 향상된 상향링크 전용채널을 지원하는 이동통신시스템에서자율전송을 지원하는 단말의 향상된 상향링크 전용채널전송전력 결정 방법 |
US8848574B2 (en) | 2005-03-15 | 2014-09-30 | Qualcomm Incorporated | Interference control in a wireless communication system |
US8942639B2 (en) | 2005-03-15 | 2015-01-27 | Qualcomm Incorporated | Interference control in a wireless communication system |
JP4538366B2 (ja) * | 2005-03-29 | 2010-09-08 | 株式会社エヌ・ティ・ティ・ドコモ | 伝送速度制御方法、移動局及び無線基地局 |
CN101180804B (zh) * | 2005-04-20 | 2011-06-08 | 三菱电机株式会社 | 通信质量判断方法、移动台、基站以及通信系统 |
US8804626B2 (en) * | 2005-05-10 | 2014-08-12 | Ntt Docomo, Inc. | Transmission rate control method, mobile station, radio network controller, and radio base station |
CN100377509C (zh) * | 2005-08-16 | 2008-03-26 | 华为技术有限公司 | 确定载波反向信道初始发射功率的方法 |
EP1949716A4 (en) * | 2005-08-25 | 2012-03-21 | Nokia Corp | UNITED INCOMING FORM FOR CENTRAL CONTROL SIGNALING |
CN102595584B (zh) | 2005-09-21 | 2015-07-22 | Lg电子株式会社 | 在多载波无线系统中建立附加反向链路载波 |
KR101119106B1 (ko) * | 2005-09-22 | 2012-03-16 | 엘지전자 주식회사 | 적응 변조 및 코딩을 이용한 신호 전송 방법 및 이를 위한제어 장치 |
AU2006302497B2 (en) * | 2005-10-07 | 2009-11-26 | Interdigital Technology Corporation | Method and system for providing control information for supporting high speed downlink and uplink |
CN101300879B (zh) * | 2005-10-26 | 2013-06-19 | 高通股份有限公司 | 用于无线通信的方法和装置 |
EP1941638A2 (en) | 2005-10-27 | 2008-07-09 | Qualcomm Incorporated | Method and apparatus for estimating reverse link loading in a wireless communication system |
KR20070059666A (ko) * | 2005-12-07 | 2007-06-12 | 삼성전자주식회사 | 시분할 듀플렉스 통신 시스템의 전력 제어 방법 및 장치 |
KR100726810B1 (ko) | 2005-12-08 | 2007-06-11 | 한국전자통신연구원 | 직교 주파수 분할 다중접속 시스템에서 이동 단말의 경쟁을위한 전력 조절 방법 및 전력 조절 장치 |
US8700082B2 (en) * | 2006-01-05 | 2014-04-15 | Qualcomm Incorporated | Power control utilizing multiple rate interference indications |
KR101287219B1 (ko) * | 2006-01-13 | 2013-07-17 | 한국전자통신연구원 | 이동 통신 시스템의 상향 링크 전력 제어 장치 및 그 방법 |
US8098644B2 (en) | 2006-01-18 | 2012-01-17 | Motorola Mobility, Inc. | Method and apparatus for uplink resource allocation in a frequency division multiple access communication system |
EP2013970A2 (en) * | 2006-05-04 | 2009-01-14 | Nxp B.V. | Receiver with afc function for operating in soft handover |
CN101455002A (zh) * | 2006-08-29 | 2009-06-10 | 松下电器产业株式会社 | 无线中继装置 |
US8670777B2 (en) | 2006-09-08 | 2014-03-11 | Qualcomm Incorporated | Method and apparatus for fast other sector interference (OSI) adjustment |
US8442572B2 (en) * | 2006-09-08 | 2013-05-14 | Qualcomm Incorporated | Method and apparatus for adjustments for delta-based power control in wireless communication systems |
US20080117849A1 (en) * | 2006-09-08 | 2008-05-22 | Qualcomm Incorporated | Method and apparatus for interaction of fast other sector interference (osi) with slow osi |
EP3694262A1 (en) * | 2006-10-03 | 2020-08-12 | InterDigital Technology Corporation | Combined open loop/closed lopp (cqi-based) uplink transmit power control with interference mitigation for e-utra |
EP1914907A1 (en) * | 2006-10-16 | 2008-04-23 | STMicroelectronics N.V. | Transmit power control based on path loss estimation in a multicarrier system |
RU2414058C2 (ru) * | 2006-11-01 | 2011-03-10 | Квэлкомм Инкорпорейтед | Управление межсотовой мощностью для регулирования помех |
US20080107198A1 (en) * | 2006-11-07 | 2008-05-08 | Innovative Sonic Limited | Method and apparatus for performing multi-input multi-output transmission in a wireless communications system |
US8379578B2 (en) | 2006-12-01 | 2013-02-19 | Qualcomm Incorporated | Control signal transmission for wireless communication systems |
US9131486B2 (en) * | 2006-12-01 | 2015-09-08 | Qualcomm Incorporated | Control signal transmission for wireless communication systems |
JP2008160380A (ja) | 2006-12-22 | 2008-07-10 | Nec Corp | セル間干渉抑圧方法、無線基地局、ユーザ端末 |
JP5106423B2 (ja) * | 2007-01-12 | 2012-12-26 | パナソニック株式会社 | 無線通信基地局装置および無線通信方法 |
CN101237260B (zh) | 2007-02-02 | 2011-11-30 | 中兴通讯股份有限公司 | 一种上行功率控制装置与方法 |
CN101242203B (zh) * | 2007-02-07 | 2012-01-11 | 电信科学技术研究院 | 一种实现控制信道功率控制的方法及装置 |
US7986959B2 (en) | 2007-02-14 | 2011-07-26 | Qualcomm Incorporated | Preamble based uplink power control for LTE |
MX2009009504A (es) | 2007-03-07 | 2009-10-12 | Interdigital Tech Corp | Metodo de ciclo abierto/ciclo cerrado combinado para controlar la potencia de enlace ascendente de una estacion movil. |
US8886245B2 (en) * | 2007-03-09 | 2014-11-11 | Qualcomm Incorporated | Messaging scheme for controlling uplink transmit power of a wireless device |
US9295003B2 (en) * | 2007-03-19 | 2016-03-22 | Apple Inc. | Resource allocation in a communication system |
US8798665B2 (en) | 2007-11-15 | 2014-08-05 | Qualcomm Incorporated | Beacon-based control channels |
US9326253B2 (en) * | 2007-11-15 | 2016-04-26 | Qualcomm Incorporated | Wireless communication channel blanking |
US8761032B2 (en) * | 2007-11-16 | 2014-06-24 | Qualcomm Incorporated | Random reuse based control channels |
KR20090058326A (ko) * | 2007-12-04 | 2009-06-09 | 한국전자통신연구원 | 위성 통신 시스템에서의 간섭 제어 장치 및 방법 |
US9009573B2 (en) | 2008-02-01 | 2015-04-14 | Qualcomm Incorporated | Method and apparatus for facilitating concatenated codes for beacon channels |
US8504091B2 (en) * | 2008-02-01 | 2013-08-06 | Qualcomm Incorporated | Interference mitigation for control channels in a wireless communication network |
US8958460B2 (en) | 2008-03-18 | 2015-02-17 | On-Ramp Wireless, Inc. | Forward error correction media access control system |
US8520721B2 (en) | 2008-03-18 | 2013-08-27 | On-Ramp Wireless, Inc. | RSSI measurement mechanism in the presence of pulsed jammers |
US8477830B2 (en) | 2008-03-18 | 2013-07-02 | On-Ramp Wireless, Inc. | Light monitoring system using a random phase multiple access system |
US8155067B2 (en) | 2008-03-24 | 2012-04-10 | Interdigital Patent Holdings, Inc. | Method and apparatus for signaling the release of a persistent resource |
JP5215704B2 (ja) * | 2008-03-26 | 2013-06-19 | パナソニック株式会社 | 適応復調方式 |
US8675537B2 (en) * | 2008-04-07 | 2014-03-18 | Qualcomm Incorporated | Method and apparatus for using MBSFN subframes to send unicast information |
US9107239B2 (en) | 2008-04-07 | 2015-08-11 | Qualcomm Incorporated | Systems and methods to define control channels using reserved resource blocks |
US8126403B2 (en) * | 2008-04-23 | 2012-02-28 | Telefonaktiebolaget Lm Ericsson (Publ) | Estimating and limiting inter-cell interference |
WO2009133420A1 (en) * | 2008-04-29 | 2009-11-05 | Nokia Siemens Networks Oy | Method and apparatus for controlling transmit power of a user equipment |
CN101330325B (zh) * | 2008-07-29 | 2012-09-05 | 中兴通讯股份有限公司 | 一种上行信道测量参考信号的传输方法 |
CN101646244B (zh) * | 2008-08-07 | 2013-03-27 | 华为技术有限公司 | 减少控制信道冲突的方法、装置和用户设备 |
KR101571563B1 (ko) * | 2008-09-24 | 2015-11-25 | 엘지전자 주식회사 | 다중셀 협력 무선통신시스템에서의 상향링크 전력의 제어 방법 및 이를 지원하는 단말 |
EP3197230B1 (en) | 2008-12-03 | 2021-07-07 | Interdigital Patent Holdings, Inc. | Uplink power headroom reporting for carrier aggregation |
CN112584476A (zh) | 2009-02-09 | 2021-03-30 | 交互数字专利控股公司 | 在wtru中进行上行链路功率控制的方法和wtru |
US8385832B2 (en) * | 2009-03-13 | 2013-02-26 | Telefonaktiebolaget Lm Ericsson (Publ) | Inter-cell interference control in an uplink multi-carrier radio communications system |
ES2552801T3 (es) * | 2009-03-16 | 2015-12-02 | Huawei Technologies Co., Ltd. | Método, aparato y dispositivo de red para control de potencia |
CN104244389B (zh) * | 2009-03-16 | 2018-01-19 | 华为技术有限公司 | 一种功率控制方法、装置及网络设备 |
US8363699B2 (en) | 2009-03-20 | 2013-01-29 | On-Ramp Wireless, Inc. | Random timing offset determination |
US8180385B2 (en) * | 2009-03-31 | 2012-05-15 | At&T Intellectual Property I, L.P. | Intelligent adaptive re-coding for improved communications resource utilization |
US7702290B1 (en) * | 2009-04-08 | 2010-04-20 | On-Ramp Wirless, Inc. | Dynamic energy control |
TWI571149B (zh) | 2009-10-01 | 2017-02-11 | 內數位專利控股公司 | 功率控制方法及裝置 |
US8768397B2 (en) | 2009-10-02 | 2014-07-01 | Sharp Kabushiki Kaisha | Transmission power control on a wireless communication device for a plurality of regulated bands or component carriers |
US9059749B2 (en) | 2009-10-02 | 2015-06-16 | Sharp Kabushiki Kaisha | Antenna port mode and transmission mode transitions |
KR101264769B1 (ko) | 2009-12-17 | 2013-05-20 | 한국전자통신연구원 | 위성통신시스템에서의 전력제어와 결합한 적응적 변조 및 코딩 방법 |
CN102137330B (zh) * | 2010-01-21 | 2014-02-05 | 杭州华三通信技术有限公司 | 一种无线链路调试方法和系统 |
US8743764B2 (en) * | 2010-02-19 | 2014-06-03 | Qualcomm Incorporated | Extending an effective control channel periodicity via discontinuous reception (DRX) |
US9148858B2 (en) | 2010-07-12 | 2015-09-29 | Samsung Electronics Co., Ltd. | Apparatus and method for controlling uplink transmission power in a mobile communication system |
CN102404830B (zh) * | 2010-09-13 | 2014-12-24 | 鼎桥通信技术有限公司 | 一种上行期望接收功率和下行开环发射功率的确定方法 |
US10595221B2 (en) * | 2010-11-03 | 2020-03-17 | Hfi Innovation, Inc. | Method of MDT information logging and reporting |
CN102131279B (zh) * | 2010-11-26 | 2013-08-28 | 华为技术有限公司 | 一种发送功率调整方法和装置 |
EP2725853B1 (en) * | 2011-08-03 | 2018-01-17 | Huawei Technologies Co., Ltd. | Uplink power control method, base station and user equipment |
US9215167B2 (en) * | 2011-09-14 | 2015-12-15 | Nec Corporation | Network system |
KR102130417B1 (ko) | 2011-09-30 | 2020-07-08 | 인터디지탈 패튼 홀딩스, 인크 | 무선 통신의 다중점 송신 |
WO2014146254A1 (en) * | 2013-03-19 | 2014-09-25 | Qualcomm Incorporated | Method and apparatus for optimizing snpl reporting |
CN105191445B (zh) | 2013-04-03 | 2018-11-27 | 交互数字专利控股公司 | 一种干扰测量方法、装置及基站 |
KR102178855B1 (ko) * | 2013-11-13 | 2020-11-13 | 삼성전자주식회사 | 무선통신시스템에서 자원할당장치 및 방법 |
US10135562B2 (en) | 2015-05-28 | 2018-11-20 | Huawei Technologies Co., Ltd. | Apparatus and method for link adaptation in uplink grant-less random access |
US10021641B2 (en) * | 2016-04-01 | 2018-07-10 | Marcellus Chen | Electronic device with wireless power transfer and reduced power consumption |
US10826653B2 (en) * | 2016-08-11 | 2020-11-03 | Panasonic Intellectual Property Corporation Of America | Base station, terminal, and communication method |
WO2018030625A1 (ko) * | 2016-08-12 | 2018-02-15 | 엘지전자 주식회사 | 무선 통신 시스템에서 신호를 송신 또는 수신하기 위한 방법 및 이를 위한 장치 |
KR102129362B1 (ko) * | 2016-11-16 | 2020-07-03 | 주식회사 케이티 | 차세대 무선망에서 하향 링크 선점 지시 정보를 송수신하는 방법 및 그 장치 |
CN108988930B (zh) * | 2018-06-20 | 2020-12-01 | 上海卫星工程研究所 | 卫星激光通信子系统通信速率自适应控制方法及系统 |
US11611870B2 (en) * | 2019-11-20 | 2023-03-21 | Qualcomm Incorporated | UE capability reporting for configured and activated pathloss reference signals |
US11716643B2 (en) * | 2021-06-17 | 2023-08-01 | Qualcomm Incorporated | User equipment-based link adaptation for 5G new radio |
Family Cites Families (24)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5878329A (en) | 1990-03-19 | 1999-03-02 | Celsat America, Inc. | Power control of an integrated cellular communications system |
US5574982A (en) | 1993-05-14 | 1996-11-12 | Telefonaktiebolaget Lm Ericsson | Method and apparatus for regulating a power level of a transmitted radio signal |
US5491837A (en) | 1994-03-07 | 1996-02-13 | Ericsson Inc. | Method and system for channel allocation using power control and mobile-assisted handover measurements |
KR100319309B1 (ko) * | 1995-01-25 | 2002-04-24 | 다치카와 게이지 | 이동통신시스템 |
FI98674C (fi) * | 1995-08-18 | 1997-07-25 | Nokia Mobile Phones Ltd | Menetelmä lähetystehon säätämiseksi yhteydenmuodostuksen aikana sekä solukkoradiojärjestelmä |
JP3078216B2 (ja) * | 1995-12-13 | 2000-08-21 | 株式会社エヌ・ティ・ティ・ドコモ | 基地局選択方法 |
GB9621328D0 (en) * | 1996-10-12 | 1996-11-27 | Northern Telecom Ltd | An adaptive radio communications system |
US6167031A (en) * | 1997-08-29 | 2000-12-26 | Telefonaktiebolaget Lm Ericsson (Publ) | Method for selecting a combination of modulation and channel coding schemes in a digital communication system |
US6101179A (en) | 1997-09-19 | 2000-08-08 | Qualcomm Incorporated | Accurate open loop power control in a code division multiple access communication system |
US6389066B1 (en) * | 1997-09-21 | 2002-05-14 | Lucent Technologies Inc. | System and method for adaptive modification of modulated and coded schemes in a communication system |
KR20000002011A (ko) * | 1998-06-16 | 2000-01-15 | 김영환 | 이동통신 시스템에서 역방향 링크의 개방 루프 전력 제어 방법 |
US6625776B1 (en) | 1998-09-30 | 2003-09-23 | Northrop Grumman Corporation | Adaptive coding scheme for a processing communications satellite |
CA2294698A1 (en) * | 1999-01-29 | 2000-07-29 | Lucent Technologies Inc. | Open loop power control for wireless mobile stations |
US6628956B2 (en) * | 1999-03-15 | 2003-09-30 | Telefonaktiebolaget Lm Ericsson (Publ) | Adaptive power control in a radio communications systems |
US6498934B1 (en) * | 1999-03-24 | 2002-12-24 | Telefonaktiebologet Lm Ericsson (Publ) | Channel allocation using enhanced pathloss estimates |
EP1067710A1 (en) | 1999-07-08 | 2001-01-10 | Alcatel | Mobile telecommunication system comprising an adaptive base station antenna |
US6650904B1 (en) * | 1999-12-16 | 2003-11-18 | Ericsson Inc. | Optimization of radio receiver uplink power |
US6865393B1 (en) * | 2000-03-03 | 2005-03-08 | Motorola, Inc. | Method and system for excess resource distribution in a communication system |
KR20100003300A (ko) * | 2000-07-26 | 2010-01-07 | 인터디지탈 테크날러지 코포레이션 | 가변 다중 속도 통신 시스템용 고속 적응 전력 제어 방법 및 시스템 |
US7095729B2 (en) * | 2000-12-22 | 2006-08-22 | Intel Corporation | Method for multimedia communication over packet channels |
US7151740B2 (en) * | 2001-02-28 | 2006-12-19 | Cingular Wireless Ii, Llc | Transmit power control for an OFDM-based wireless communication system |
US6587697B2 (en) * | 2001-05-14 | 2003-07-01 | Interdigital Technology Corporation | Common control channel uplink power control for adaptive modulation and coding techniques |
US8494450B2 (en) * | 2006-05-26 | 2013-07-23 | Wichorus, Inc. | Method and system for managing communication in a frequency division multiple access (FDMA) communication network |
US10687316B2 (en) * | 2014-07-17 | 2020-06-16 | Qualcomm Incorporated | Techniques for enabling component carriers for multi-carrier wireless communication |
-
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- 2002-03-18 US US10/100,383 patent/US6587697B2/en not_active Expired - Lifetime
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8873501B2 (en) | 2006-06-19 | 2014-10-28 | Ntt Docomo, Inc. | Base station, user device, and method used in mobile communication system |
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