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    • 1. 发明申请
    • POWER CONTROL FOR HIGH-SPEED PACKET DATA TRANSMISSION
    • 用于高速分组数据传输的功率控制
    • WO2005062490A1
    • 2005-07-07
    • PCT/SE2004/001422
    • 2004-10-05
    • TELEFONAKTIEBOLAGET LM ERICSSON (publ)CARLSSON, RolandKARLSSON, Torbjörn
    • CARLSSON, RolandKARLSSON, Torbjörn
    • H04B7/005
    • H04W52/60H04W52/262H04W52/286H04W52/34H04W52/367
    • Transmission unit comprising a first unit (CM_SCHDR) receiving scheduled first data (DATA2, DATA3) for transmission on at least a first channel, a power control unit (PWR_CTRL) for the first channel responsive to a respective closed loop power regula-tion signal (TCP_CMD), under which at least the transmit power rate of change is limited to a predetermined value per time unit, a packet data scheduler (HS_SCHDR) schedul-ing second data packets (DATA1), such as HSDPA data. A permitted power (P_PERM(t)) is defined as the maximum value of either the actual power of a previous instance (P_HS(t-1)) added with the predetermined value (d) or the determined possible power (P_POS(t)). Moreover, an available power is resolved. According to one aspect, the scheduling is performed within these limits. According to a further aspect the power level of the signaling and control channel (HS-SCCH) is further regulated during a transmission interval taking account of shared packet data channel (HS-PDSCH) power level.
    • 传输单元包括接收用于在至少第一信道上传输的调度的第一数据(DATA2,DATA3)的第一单元(CM_SCHDR),用于响应于各自的闭环功率调节信号的第一信道的功率控制单元(PWR_CTRL) TCP_CMD),其中至少发射功率变化率被限制为每时间单位的预定值,分组数据调度器(HS_SCHDR)调度第二数据分组(DATA1),诸如HSDPA数据。 允许功率(P_PERM(t))被定义为加上预定值(d)或所确定的可能功率(P_POS(t))的先前实例的实际功率(P_HS(t-1))的最大值 )。 此外,解决了可用功率。 根据一个方面,在这些限制内进行调度。 根据另一方面,信令和控制信道(HS-SCCH)的功率电平在考虑共享分组数据信道(HS-PDSCH)功率电平的传输间隔期间被进一步调节。
    • 2. 发明申请
    • POWER CONTROL FOR HIGH-SPEED PACKET DATA TRANSMISSION
    • 用于高速分组数据传输的功率控制
    • WO2005062489A1
    • 2005-07-07
    • PCT/SE2003/002053
    • 2003-12-22
    • TELEFONAKTIEBOLAGET LM ERICSSON (publ)CARLSSON, RolandKARLSSON, Torbjörn
    • CARLSSON, RolandKARLSSON, Torbjörn
    • H04B7/005
    • H04W52/60H04W52/262H04W52/286H04W52/34H04W52/367
    • A transmitting unit comprising a first unit (CM_SCHDR) receiving scheduled first data (DATA2, DATA3) for transmission on at least a first channel, a power control unit (PWR_CTRL) for the first channel responsive to a respective closed loop power regulation signal (TCP_CMD), under which at least the transmit power rate of change is limited to a predetermined value per time unit, a packet data scheduler (HS_SCHDR) scheduling second data packets (DATA1), such as HSPDA data, for transmission on at least a second channel at an actual power level (P_H(t)), and a power amplifier (POWER_AMP) amplifying and outputting the scheduled first and second data, whereby the outputted first and second channels are subject to interference from one another, is shown. A possible power (P_POS(t)) is determined at a given instance as the maximum value of either the actual power (P_HS(t-1)) at a previous instance or the possible power determined at a previous instance (P_POS(t-1)), decreasing the maximum value by a predetermined value (d). Moreover, a permitted power (P_PERM(t)) at a given instance as the maximum value of either the actual power of a previous instance (P_HS(t-1)) added with the predetermined value (d) or the determined possible power (P_POS(t)). Finally, the scheduling is performed within these limits.
    • 一种传输单元,包括接收用于在至少第一信道上传输的调度的第一数据(DATA2,DATA3)的第一单元(CM_SCHDR),用于响应于各自的闭环功率调节信号(TCP_CMD)的第一信道的功率控制单元(PWR_CTRL) ),其中至少发射功率变化率被限制为每时间单位的预定值,分组数据调度器(HS_SCHDR)调度第二数据分组(DATA1),诸如HSPDA数据,用于在至少第二信道上进行传输 (P_H(t))和放大并输出调度的第一和第二数据的功率放大器(POWER_AMP),由此输出的第一和第二通道彼此受到干扰。 在给定情况下确定可能的功率(P_POS(t))作为先前情况下的实际功率(P_HS(t-1))或在先前情况下确定的可能功率的最大值(P_POS(t- 1)),将最大值减小预定值(d)。 此外,给定情况下的允许功率(P_PERM(t))作为与预定值(d)相加的先前实例的实际功率(P_HS(t-1))的最大值或所确定的可能功率 P_POS(T))。 最后,在这些限制内进行调度。
    • 3. 发明申请
    • METHOD AND DEVICE FOR SINR ESTIMATION
    • SINR估计的方法和装置
    • WO2011157291A1
    • 2011-12-22
    • PCT/EP2010/058452
    • 2010-06-16
    • TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)SAHLIN, HenrikCARLSSON, RolandMÄLLO, Aare
    • SAHLIN, HenrikCARLSSON, RolandMÄLLO, Aare
    • H04B17/00
    • H04W24/06H04B17/336H04B17/373H04B17/382
    • A method (200) for a transceiver in a mobile system for determining the SINR for signals from at least two User Equipments during a future time interval, comprising arranging the transceiver to receive (205) transmissions from User Equipments in the mobile system on one radio channel per User Equipment, choosing (210) the at least two User Equipments from User Equipments which have data to transmit to the transceiver. The method comprises determining (220) the radio channel characteristics during the future time interval for the at least two User Equipments,emulating (230) at least one receiver type available to the transceiver during said future time interval in order to determine a post demodulation channel for the at least two User Equipments, in which emulation the determined radio channel characteristics,and determining (235) an SINR in the transceiver for the at least two User Equipments using the post demodulation channel.
    • 一种用于在未来时间间隔期间用于确定来自至少两个用户设备的信号的SINR的用于移动系统中的收发器的方法(200),包括:设置所述收发器以在一个无线电中接收(205)来自所述移动系统中的用户设备的传输 每个用户设备的通道,从用户设备中选择(210)至少两个用户设备,其中具有要发送到收发器的数据。 该方法包括确定(220)在至少两个用户设备的未来时间间隔期间的无线电信道特性,在所述未来时间间隔期间模拟(230)可用于收发器的至少一个接收机类型,以便确定后解调信道 对于至少两个用户设备,其中仿真确定的无线电信道特性,以及使用后解调信道确定(235)用于至少两个用户设备的收发器中的SINR。
    • 4. 发明申请
    • THROUGHPUT OPTIMIZED CARRIER ALLOCATION
    • 通过优化的运营商分配
    • WO2007039789A1
    • 2007-04-12
    • PCT/IB2005/053243
    • 2005-10-03
    • TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)CARLSSON, Roland
    • CARLSSON, Roland
    • H04Q7/36H04Q7/38
    • H04W72/082H04W16/08H04W72/048
    • A cell plan operation, a Routine and a base station are disclosed wherein user entities are allocated to at least two carriers (Cl; C2) in at least one cell (A; B) of a system (node B), the first carrier (Cl) having at least a first channel (DPCH), the second carrier (C2) having at least a second channel (DPCH), the at least two carriers not causing interfer­ence to one another, wherein user entities (UE) may be selectively assigned to either first channel and / or the second channel. Information is gathered on respective meas­ures relating to the noise enduring capability (MAX ROT(UEn)) of respective prevalent users within the at least one cell. Prevalent user entities are ordered according to their respective noise enduring capabilities (MAX _ROT(UEn)_UE). User entities with low noise enduring capabilities are allocated to a channel on the first carrier (Cl), while user entities with high noise enduring capabilities (MAX_ROT(UEn)) are allocated to a chan­nel on the second carrier (C2).
    • 公开了一种小区计划操作,例程和基站,其中用户实体被分配给系统(节点B)的至少一个小区(A; B)中的至少两个载波(C1; C2),第一载波 C1)具有至少第一信道(DPCH),所述第二载波(C2)具有至少第二信道(DPCH),所述至少两个载波不引起彼此的干扰,其中可以选择性地分配用户实体 到第一通道和/或第二通道。 收集关于至少一个小区内各个流行用户的噪声持久能力(MAX_ROT(UEn))的相关措施的信息。 流行的用户实体根据其相应的噪声持续能力(MAX _ROT(UEn)_UE)进行排序。 具有低噪声持久能力的用户实体被分配给第一载波(C1)上的信道,而具有高噪声持久能力(MAX_ROT(UEn))的用户实体被分配给第二载波(C2)上的信道。
    • 6. 发明申请
    • METHOD AND ARRAGEMENT FOR MINIMIZING INTRACELL INTERFERENEC IN A DATA TRANSMISSION SYSTEM
    • 用于在数据传输系统中最小化INTRACELL干扰的方法和装置
    • WO2005060295A1
    • 2005-06-30
    • PCT/SE2003/002047
    • 2003-12-19
    • TELEFONAKTIEBOLAGET LM ERICSSON (publ)CARLSSON, Roland
    • CARLSSON, Roland
    • H04Q7/36
    • H04W72/082H04W16/02H04W16/10H04W16/24H04W64/00H04W72/0413H04W72/0446
    • The invention refers to an arrangement and a method for minimizing intracell and/or intercell interference for a data transmission system comprising a scheduler (2). A first base station (BS) receives information from user equipments (UE1-UE4) in a first cell (1), by means of a first antenna system (Rx, Tx). The scheduler (2) identifies the position of each user is and allots a first time slot (TS1) to at least one user equipment (UE1) in a first cell segment (CS1) in the first cell (1). The scheduler (2) also allots the first time slot to at least one user (UE3) equipment in a second cell segment (CS2) in the first cell (1). The antenna system (Rx, Tx) then sends information from the base station (BS) simultaneously to all user equipments (UE1, UE3) allotted to the first time slot.
    • 本发明涉及一种用于使包含调度器(2)的数据传输系统的小区内和/或小区间干扰最小化的装置和方法。 第一基站(BS)通过第一天线系统(Rx,Tx)从第一小区(1)中的用户设备(UE1-UE4)接收信息。 调度器(2)识别每个用户的位置,并将第一时隙(TS1)分配给第一小区(1)中的第一小区段(CS1)中的至少一个用户设备(UE1)。 调度器(2)还向第一小区(1)中的第二小区段(CS2)中的至少一个用户(UE3)设备分配第一时隙。 然后,天线系统(Rx,Tx)同时向基站(BS)发送分配给第一时隙的所有用户设备(UE1,UE3)的信息。