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    • 1. 发明申请
    • ELECTRICAL POWER SUPPLY UNIT AND METHOD OF OPERATING AN ELECTRICAL POWER SUPPLY UNIT
    • 电力供应单元和操作电源单元的方法
    • WO2012028376A1
    • 2012-03-08
    • PCT/EP2011/062254
    • 2011-07-18
    • ALCATEL LUCENTMACHINAL, RobinSCHLESINGER, HeinzBOHN, Thomas
    • MACHINAL, RobinSCHLESINGER, HeinzBOHN, Thomas
    • H02J1/10
    • H02J1/108
    • The invention relates to an electrical power supply unit, PSU, (100) for supplying a load (200) with a variable direct current, DC, voltage, wherein said PSU (100) comprises at least two DC power supply branches (120, 120a, 120b,..), wherein each of said DC power supply branches (120, 120a, 120b,..) comprises a DC branch power supply (122) and a diode (124) connecting said DC branch power supply (122) to an output terminal (130) of said PSU (100), wherein at least one of said DC power supply branches (120b, 120c,..) further comprises a switch (126) that is connected in series to said diode (124) for selectively connecting the DC branch power supply (122) of said at least one DC power supply branch (120b, 120c,..) with said output terminal (130).
    • 本发明涉及一种用于向负载(200)提供可变直流DC电压的电源单元(100),其中所述PSU(100)包括至少两个直流电源分支(120,120a) ,120b,...),其中每个所述DC电源分支(120,120a,120b,...)包括DC分支电源(122)和将所述DC支路电源(122)连接到 所述PSU(100)的输出端子(130),其中至少一个所述DC电源分支(120b,120c,...)还包括与所述二极管(124)串联连接的开关(126),用于 选择性地将所述至少一个DC电源分支(120b,120c,...)的DC分支电源(122)与所述输出端子(130)连接。
    • 2. 发明申请
    • ANTENNA SYNCHRONIZATION FOR COHERENT NETWORK MIMO
    • 天线同步MIMO网络同步
    • WO2010102969A1
    • 2010-09-16
    • PCT/EP2010/052887
    • 2010-03-08
    • ALCATEL LUCENTMAYER, Hans-PeterSCHLESINGER, Heinz
    • MAYER, Hans-PeterSCHLESINGER, Heinz
    • H04B7/26H04W88/08H04W56/00
    • H04L7/0008H04J14/0226H04W88/085
    • The invention relates to a method for synchronizing RF antenna signals (5a to 5i) of a plurality of RF antenna sites (3a to 3i) arranged at different locations of a radio transmission system (1b), the method comprising; generating a reference signal (7) in a reference oscillator (6) located at a central unit (2) of the radio transmission system (1b), transmitting the reference signal (7) as an optical signal from the central unit (2) to the RF antenna sites (3a to 3i) via a plurality of optical fiber links (9a" to 9i"), and using the transmitted reference signal (7) for synchronizing the RF antenna signals (5a to 5i) of the different RF antenna sites (3a to 3i), The invention also relates to a radio transmission system (1b).
    • 本发明涉及一种用于同步布置在无线电传输系统(1b)的不同位置的多个RF天线位置(3a至3i)的RF天线信号(5a至5i)的方法,该方法包括: 在位于无线电传输系统(1b)的中央单元(2)的参考振荡器(6)中产生参考信号(7),将作为光信号的参考信号(7)从中央单元(2)发送到 经由多个光纤链路(9a“至9i”)的RF天线位置(3a至3i),并且使用所发射的参考信号(7)来同步不同RF天线位置的RF天线信号(5a至5i) (3a〜3i),本发明还涉及一种无线传输系统(1b)。
    • 3. 发明申请
    • CROSS-TALK CANCELLATION IN A MULTIBAND TRANSCEIVER
    • 多通道收发器中的交叉消除
    • WO2013156189A1
    • 2013-10-24
    • PCT/EP2013/053755
    • 2013-02-26
    • ALCATEL LUCENT
    • YU, XinBOHN, ThomasSCHLESINGER, Heinz
    • H04B1/04H04B1/00
    • H04J1/12H03F1/3241H04B1/005H04B1/0475H04B1/0483H04B2001/0425H04L25/0204
    • Embodiments relate to a multiband transceiver apparatus (100), comprising a first transmit path (110) operable to transmit a first transmit signal ( sig 1) in a first radio frequency band (RF 1 ), wherein the first transmit path (110) comprises an input (112), an output (114) and a first feedback path (116) from the output towards the input of the first transmit path, a second transmit path (130) operable to transmit a second signal ( sig 2) in a second radio frequency band (RF 2 ), the second radio frequency band (RF 2 ) being different from the first radio frequency band (RF 1 ), wherein the second transmit path (130) comprises an input (132), an output (134) and a second feedback path (136) from the output towards the input of the second transmit path, and a cross-talk canceller (150) operable to cancel cross-talk from the second feedback path (136) to the first feedback path (116) and/or to cancel cross-talk from the first feedback path (116) to the second feedback path (136) of the multiband transceiver apparatus (100)
    • 实施例涉及一种多频带收发器设备(100),包括可操作以在第一射频频带(RF1)中发送第一发射信号(sig1)的第一发射路径(110),其中第一发射路径(110)包括输入 (112),从所述输出到所述第一发射路径的输入的输出(114)和第一反馈路径(116);第二发射路径(130),其可操作以在第二射频中发射第二信号(sig2) (RF2),所述第二射频频带(RF2)与所述第一射频频带(RF1)不同,其中所述第二发射路径(130)包括输入(132),输出(134)和第二反馈路径 (136)从所述输出朝向所述第二发射路径的输入,以及串扰消除器(150),其可操作以抵消从所述第二反馈路径(136)到所述第一反馈路径(116)的串扰,和/或 从第一反馈路径(116)到多频带的第二反馈路径(136)取消串扰 收发器装置(100)