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    • 1. 发明申请
    • METHODS AND APPARATUS FOR SUPPORTING COMMUNICATIONS USING HORIZONTAL POLARIZATION AND DIPOLE ANTENNAS
    • 支持通过水平极化和双极天线进行通信的方法和装置
    • WO2009114267A1
    • 2009-09-17
    • PCT/US2009/035037
    • 2009-02-24
    • QUALCOMM IncorporatedLAROIA, RajivANREDDY, Vikram ReddyWU, Xinzhou
    • LAROIA, RajivANREDDY, Vikram ReddyWU, Xinzhou
    • H01Q21/24H04B7/10
    • H01Q21/24H04B7/10
    • Methods and apparatus for supporting the communication of an information stream using an individual polarization type are described. For example, a first data stream is communicated from a base station sector transmitter using horizontal polarization signals and a second data stream is communicated using vertical polarization signals. A mobile wireless communications device, employing a plurality of dipole antennas associated with different direction polarizations, e.g., a first direction horizontal polarization dipole antenna, a second direction horizontal polarization dipole antenna and a vertical polarization dipole antenna, multiple receiver modules, and a combiner module, facilitates the recovery of horizontal polarization signals without the need for azimuth antenna orienting or repositioning, and also facilitates the recovery of vertical polarization signals. The first data stream associated with horizontal polarization may be, and sometimes is, transmitted concurrently with the second data stream associated with vertical polarization using the same time/frequency air link resources, e.g., segment.
    • 描述用于支持使用个体极化类型的信息流的通信的方法和装置。 例如,使用水平极化信号从基站扇区发射机传送第一数据流,并且使用垂直极化信号来传送第二数据流。 一种移动无线通信设备,其采用与不同方向偏振相关联的多个偶极天线,例如第一方向水平极化偶极天线,第二方向水平极化偶极天线和垂直极化偶极天线,多个接收器模块和组合器模块 有助于水平极化信号的恢复,而不需要方位角天线的取向或重新定位,并且还有利于垂直极化信号的恢复。 与水平极化相关联的第一数据流可以并且有时是使用相同的时间/频率空中链路资源(例如,段)与与垂直偏振相关联的第二数据流同时传输。
    • 3. 发明申请
    • METHODS AND APPARATUS FOR SUPPORTING MULTIPLE USERS IN A SYSTEM WITH MULTIPLE POLARIZED ANTENNAS
    • 在具有多个极化天线的系统中支持多个用户的方法和装置
    • WO2009111762A2
    • 2009-09-11
    • PCT/US2009/036429
    • 2009-03-06
    • QUALCOMM INCORPORATEDANREDDY, Vikram, ReddyTAVILDAR, SaurabhCEZANNE, JuergenWU, XinzhouLAROIA, Rajiv
    • ANREDDY, Vikram, ReddyTAVILDAR, SaurabhCEZANNE, JuergenWU, XinzhouLAROIA, Rajiv
    • H04B7/10
    • H04B7/10H04B7/0452H04B7/0469H04J15/00
    • Methods and apparatus which support the use of differently polarized antennas to schedule two or more users employing multiple antennas with different polarization, on the same communications segment, e.g. a time/frequency slab, in either the uplink or downlink are described. Various embodiments include an access node which classifies and schedules wireless terminals to segments as a function of suitability for single polarization direction communications. Some embodiments are directed to methods and apparatus for operating a communications device supporting the use of multiple antennas having different polarization, to implement a polarization based multiple access scheme. Unlike Spatial Division multiple access schemes, the users sharing a communications segment in the polarization based scheme need not be geographically well separated. Another advantage of using the proposed method is that the communications system does not necessarily have to use a complex minimum mean square error receiver or implement successive iteration cancellation techniques, thereby reducing cost and system complexity.
    • 支持使用不同极化天线来调度在相同通信段上采用具有不同极化的多个天线的两个或更多个用户的方法和装置,例如, 描述在上行链路或下行链路中的时间/频率块。 各种实施例包括将无线终端分类并将其调度为对于单极化方向通信的适用性的函数的接入节点。 一些实施例涉及用于操作支持使用具有不同极化的多个天线的通信设备的方法和装置,以实现基于偏振的多址方案。 与空间分多址方案不同,在基于偏振的方案中共享通信段的用户不需要在地理上很好地分离。 使用所提出的方法的另一个优点是通信系统不一定必须使用复数最小均方误差接收器或实现连续的迭代消除技术,从而降低成本和系统复杂度。
    • 4. 发明申请
    • METHODS AND APPARATUS FOR USING ANTENNAS WITH DIFFERENT POLARIZATION AND SIGNAL TRANSMIT POWERS
    • 使用不同极化和信号传递功能的天线的方法和装置
    • WO2009111760A1
    • 2009-09-11
    • PCT/US2009/036426
    • 2009-03-06
    • QUALCOMM INCORPORATEDWU, XinzhouANREDDY, Vikram, ReddyLI, JunyiLAROIA, Rajiv
    • WU, XinzhouANREDDY, Vikram, ReddyLI, JunyiLAROIA, Rajiv
    • H04W16/12
    • H04W16/12H04B7/10H04W16/24H04W52/42
    • Method and apparatus related to implementing and/or utilizing different polarization antennas with different corresponding average transmit power levels are described. Inter-cell interference is mitigated by having different cells with different power relationships between polarizations antennas. For example, a first base station transmits at a high average power level on its vertical polarization antenna and transmits at a low average power level on its horizontal polarization antenna. Concurrently, a second base station, which is adjacent to the first base station, transmits at a low average power level on its vertical polarization antenna and transmits at a high average power level on its horizontal polarization antenna. In some hexagonal deployment schemes a base station has at most two adjacent base stations using the same power level to antenna polarization direction relationship as it is using.
    • 描述了实现和/或利用具有不同对应的平均发射功率电平的不同极化天线相关的方法和装置。 通过在极化天线之间具有不同功率关系的不同单元来减轻小区间干扰。 例如,第一基站在其垂直极化天线上以高平均功率电平发送,并在其水平极化天线上以低平均功率电平进行发送。 同时,与第一基站相邻的第二基站在其垂直极化天线上以低平均功率电平进行发送,并以其水平极化天线上的高平均功率电平进行发送。 在一些六边形部署方案中,基站具有至多两个相邻基站,其使用与正在使用的天线偏振方向关系相同的功率电平。
    • 5. 发明申请
    • METHODS AND APPARATUS FOR USING POLARIZED ANTENNAS IN WIRELESS NETWORKS INCLUDING SINGLE SECTOR BASE STATIONS
    • 在无线网络中使用极化天线的方法和装置,包括单个基站
    • WO2009114266A1
    • 2009-09-17
    • PCT/US2009/035036
    • 2009-02-24
    • QUALCOMM IncorporatedLAROIA, RajivANREDDY, Vikram ReddyWU, Xinzhou
    • LAROIA, RajivANREDDY, Vikram ReddyWU, Xinzhou
    • H01Q1/24H04W16/02
    • H01Q1/246H04W16/12
    • Methods and apparatus for using multiple antennas having different polarizations are described. Polarized antennas are advantageously deployed in a cellular network. Some of the cells utilize an antenna with a first direction polarization, while cells use an antenna with a second direction polarization, for a given carrier. Various embodiments are directed to methods and apparatus related to base station deployment which set up and/or operate base stations in accordance with an advantageous reuse pattern from the perspective of inter-cell interference. In some embodiments a plurality of carriers are used in addition to a plurality of different polarization direction antennas. In some such embodiments, a base station is configured so that for a given cell different carriers are associated with different direction polarization antennas. Some embodiments are directed to single sector base station implementations.
    • 描述了使用具有不同极化的多个天线的方法和装置。 极化天线有利地部署在蜂窝网络中。 一些小区利用具有第一方向极化的天线,而对于给定的载波,小区使用具有第二方向极化的天线。 各种实施例针对与基站部署相关的方法和装置,其根据小区间干扰的角度,根据有利的重用模式建立和/或操作基站。 在一些实施例中,除了多个不同的偏振方向天线之外还使用多个载波。 在一些这样的实施例中,基站被配置为使得对于给定小区,不同的载波与不同的方向极化天线相关联。 一些实施例针对单个扇区基站实现。
    • 6. 发明申请
    • METHODS AND APPARATUS FOR USING POLARIZED ANTENNAS IN WIRELESS NETWORKS INCLUDING MULTI-SECTOR BASE STATIONS
    • 在无线网络中使用极化天线的方法和装置,包括多个基站
    • WO2009114265A1
    • 2009-09-17
    • PCT/US2009/035035
    • 2009-02-24
    • QUALCOMM IncorporatedLAROIA, RajivANREDDY, Vikram ReddyWU, Xinzhou
    • LAROIA, RajivANREDDY, Vikram ReddyWU, Xinzhou
    • H04W16/02H01Q1/24
    • H01Q1/246H04W16/02H04W16/24
    • Methods and apparatus for using multiple antennas having different polarizations are described. Polarized antennas are advantageously deployed in a cellular network. Some of the sectors utilize an antenna with a first direction polarization, while other sectors use an antenna with a second direction polarization, for a given carrier. Various embodiments are directed to methods and apparatus related to base station deployment which set up and/or operate base stations in accordance with an advantageous reuse pattern from the perspective of inter-cell and/or inter-sector interference. In some embodiments a plurality of carriers are used in addition to a plurality of different polarization direction antennas. In some such embodiments, a base station is configured so that for a given sector different carriers are associated with different direction polarization antennas. Some embodiments are directed to multi-sector base station implementations.
    • 描述了使用具有不同极化的多个天线的方法和装置。 极化天线有利地部署在蜂窝网络中。 一些扇区利用具有第一方向偏振的天线,而对于给定的载波,其他扇区使用具有第二方向极化的天线。 各种实施例涉及与基站部署有关的方法和装置,其从小区间和/或扇区间干扰的角度,根据有利的重用模式建立和/或操作基站。 在一些实施例中,除了多个不同的偏振方向天线之外还使用多个载波。 在一些这样的实施例中,基站被配置为使得对于给定扇区,不同的载波与不同的方向极化天线相关联。 一些实施例涉及多扇区基站实现。
    • 9. 发明申请
    • METHODS AND APPARATUS FOR AMPLIFYING AND TRANSMITTING SIGNALS
    • 放大和发射信号的方法和装置
    • WO2010141783A1
    • 2010-12-09
    • PCT/US2010/037333
    • 2010-06-03
    • QUALCOMM IncorporatedLI, JunyiWU, XinzhouLAROIA, Rajiv
    • LI, JunyiWU, XinzhouLAROIA, Rajiv
    • H04L27/26
    • H04L27/2637
    • A wireless communications device transmits during a first time using a single tone and during a second time using a plurality of tones. The wireless communications device uses linear power amplification for transmitting multi-tone signals and non-linear power amplification for transmitting at least some single tone signals. In some embodiments a linear amplification range on a first amplifier's characteristic curve is used for the linear amplification and a non-linear amplification range on the first amplifier's characteristic curve is used for the non-linear amplification. Filtering subsequent to the amplification is controlled to accommodate the type of amplification being used. In some embodiments, the decision as to whether to use linear amplification or non-linear amplification is a function of whether the intended transmitted signal is to be a single tone signal or a multi-tone signal. In some embodiments, the decision is also a function of intended range.
    • 无线通信设备在第一时间内使用单个音调并且在第二时间期间使用多个音调来发送。 无线通信设备使用线性功率放大来发送多音调信号和非线性功率放大,用于发送至少一些单个音调信号。 在一些实施例中,第一放大器的特性曲线上的线性放大范围用于线性放大,并且第一放大器的特性曲线上的非线性放大范围用于非线性放大。 控制放大之后的滤波被控制以适应正在使用的放大的类型。 在一些实施例中,关于是否使用线性放大或非线性放大的决定是否是预期的发射信号是单音调信号还是多音调信号的函数。 在一些实施例中,该决定也是预期范围的函数。