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    • 2. 发明授权
    • System and method for transmitting wireless digital service signals via power transmission lines
    • 经由输电线路发送无线数字业务信号的系统和方法
    • US07929940B1
    • 2011-04-19
    • US11405917
    • 2006-04-18
    • Janet Ruth DiandaSunil Prasad
    • Janet Ruth DiandaSunil Prasad
    • H04M9/00
    • H04B3/542H04B2203/5441H04B2203/5445
    • A system and method of transmitting and receiving RF service signals between a base transceiver station (BTS) of a wireless communication system and subscriber units within a structure. In the forward link, the system demodulates the RF service signal from a BTS to recover a digital service signal; conditions the digital service signal for transmission via the powerline of a structure; and modulates an RF carrier with the digital service signal to generate the RF service signal for wireless transmission to subscriber units within the structure. In the reverse link, the system demodulates the RF service signal from subscriber unit(s) to generate a digital service signal; conditions the digital service signal for transmission via the powerline; and modulates an RF carrier with the digital service signal to generate the RF service signal for transmission to the BTS. Another embodiment eliminates the modulation of an RF carrier with the digital service signal to generate an RF service and vice-versa at the BTS.
    • 一种在无线通信系统的基站(BTS)和结构内的用户单元之间发送和接收RF服务信号的系统和方法。 在前向链路中,系统解调来自BTS的RF服务信号,以恢复数字业务信号; 规定数字业务信号经由结构的电力线传输; 并且利用数字服务信号调制RF载波以产生用于无线传输到结构内的用户单元的RF服务信号。 在反向链路中,系统解调来自用户单元的RF服务信号以产生数字业务信号; 规定数字业务信号经电力线传输; 并且利用数字业务信号对RF载波进行调制以产生用于传输到BTS的RF服务信号。 另一个实施例消除了具有数字服务信号的RF载波的调制以在BTS处产生RF服务,反之亦然。
    • 3. 发明授权
    • Powerline base station
    • 电力线基站
    • US07853238B1
    • 2010-12-14
    • US11689808
    • 2007-03-22
    • Janet Ruth DiandaIyad TaraziSunil Prasad
    • Janet Ruth DiandaIyad TaraziSunil Prasad
    • H04M9/00H04B1/38
    • H04W92/20H04B2203/5445
    • Systems and methods for providing in-building wireless communications are provided. A master base transceiver station can include a standards-compliant powerline modem coupled to one or more slave base transceiver stations and/or antenna modules. A bridge can be provided that includes a standards-compliant powerline modem coupled to one or more base transceiver stations. The standards-compliant powerline modems communicate standards-compliant digital signals over powerlines. The master base transceiver station or bridge is coupled to a mobile switching center/base station controller via a network.
    • 提供了用于提供室内无线通信的系统和方法。 主基站收发器可以包括耦合到一个或多个从基站收发器站和/或天线模块的符合标准的电力线调制解调器。 可以提供一个桥,其中包括耦合到一个或多个基站收发台的符合标准的电力线调制解调器。 符合标准的电力线调制解调器通过电力线传输符合标准的数字信号。 主基站收发台或网桥通过网络耦合到移动交换中心/基站控制器。
    • 4. 发明申请
    • COMMUNICATION SYSTEMS AND METHODS
    • 通信系统与方法
    • US20130310000A1
    • 2013-11-21
    • US13472243
    • 2012-05-15
    • Sunil PRASADRAHUL
    • Sunil PRASADRAHUL
    • H04W92/02H04W36/08H04W12/06
    • H04W12/06H04W36/0011H04W36/125
    • Disclosed are communication systems and methods. According to an exemplary method, there is a step of receiving a first message from a first mobile device via a first short range base station following a first protocol, such as WiMAX or LTE, for example. The method then reads executes instructions, read from a first address space, in order to authenticate the first mobile device. The method also receives a second message from a second mobile device via a second short range base station following a second protocol, such as WiFi, for example. The method then executes instructions from a second address space, in order to authenticate the second mobile device.
    • 公开的是通信系统和方法。 根据示例性方法,存在通过例如诸如WiMAX或LTE之类的第一协议的经由第一短距离基站从第一移动设备接收第一消息的步骤。 该方法然后读取执行从第一地址空间读取的指令,以便认证第一移动设备。 该方法还经由第二协议(例如WiFi)之后经由第二短距离基站从第二移动设备接收第二消息。 该方法然后执行来自第二地址空间的指令,以便认证第二移动设备。
    • 6. 发明授权
    • Signal conditioner and method for communicating over a shared transport medium a combined digital signal for wireless service
    • 用于在共享传输介质上通信用于无线服务的组合数字信号的信号调节器和方法
    • US07634250B1
    • 2009-12-15
    • US11378998
    • 2006-03-17
    • Sunil PrasadJanet Ruth Dianda
    • Sunil PrasadJanet Ruth Dianda
    • H04M11/00
    • H04W88/085
    • A signal conditioner (SC) and method for performing communications via a shared transport medium between a base transceiver station (BTS) and a remote antenna entity (RAE). A first SC is connected to the BTS and a second SC is connected to the RAE. Each SC interfaces to the transport medium. The first SC receives an RF signal representing a combined digital signal (CDS) from the BTS. The first SC recovers and conditions the CDS, and then transmits the conditioned CDS to the second SC via the transport medium. The second SC receives the conditioned CDS, recovers the CDS, produces an RF signal representing the CDS, and transmits this RF signal to the RAE. The RAE sends this RF signal to an antenna of the RAE for transmission of this RF signal via the antenna. First SC and second SC also facilitate communication of a CDS from RAE to BTS.
    • 一种用于在基站(BTS)和远程天线实体(RAE)之间经由共享传输介质进行通信的信号调节器(SC)和方法。 第一SC连接到BTS,第二SC连接到RAE。 每个SC与传输介质接口。 第一SC从BTS接收表示组合数字信号(CDS)的RF信号。 第一SC恢复和调节CDS,然后经由传送介质将经调节的CDS发送到第二SC。 第二SC接收经调节的CDS,恢复CDS,产生表示CDS的RF信号,并将该RF信号发送到RAE。 RAE将该RF信号发送到RAE的天线,以经由天线传输该RF信号。 第一SC和第二SC还促进CDS从RAE到BTS的通信。
    • 10. 发明授权
    • System and method for indoor wireless service distribution via ultra-wideband signals, and aggregation of combined digital signals for wireless service
    • 通过超宽带信号进行室内无线服务分配的系统和方法,以及用于无线服务的组合数字信号的聚合
    • US08050291B1
    • 2011-11-01
    • US11838756
    • 2007-08-14
    • Sunil PrasadJanet Ruth DiandaJohn McCloskey
    • Sunil PrasadJanet Ruth DiandaJohn McCloskey
    • H04J3/16
    • H04B1/7163H04L27/2626
    • A method and system for communicating an ultra-wideband signal carrying a combined digital signal that represents digital signals for multiple communication channels of a wireless communication system. A distributed antenna system includes multiple remote antenna entities. Each remote antenna entity may include an ultra-wideband transceiver for sending or receiving the ultra-wideband signal. The multiple remote antenna entities may be spaced apart within an indoor premises so as to extend cell coverage of a base transceiver station. The ultra-wideband signal may be transmitted in a forward-link direction towards one or more wireless communication devices or in a reverse-link direction towards the base transceiver station. An aggregator within a remote antenna entity may aggregate multiple combined digital signals so as to form an aggregated combined digital signal that may be transmitted in a reverse-link direction towards the base transceiver station.
    • 一种用于传送携带表示用于无线通信系统的多个通信信道的数字信号的组合数字信号的超宽带信号的方法和系统。 分布式天线系统包括多个远程天线实体。 每个远程天线实体可以包括用于发送或接收超宽带信号的超宽带收发器。 多个远程天线实体可以在室内空间内间隔开,以便扩展基站收发台的小区覆盖。 超宽带信号可以朝向一个或多个无线通信设备的前向链路方向或朝向基站收发器的反向链路方向发送。 远程天线实体内的聚合器可以聚合多个组合的数字信号,以形成可以在反向链路方向上朝向基站收发台发送的聚合的组合数字信号。