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1. 发明授权

US09178636B2 Universal remote radio head 有权
标题翻译：通用遥控无线电头
公开(公告)号：US09178636B2
公开(公告)日：2015-11-03
申请号：US14187135
申请日：2014-02-21
申请人： ADC Telecommunications, Inc.
发明人： Larry G. Fischer , Philip M. Wala , Dean Zavadsky , Lance K. Uyehara , Jody Forland
IPC分类号： H04J3/00 , H04W88/08 , H04H20/79 , H04N21/2385
CPC分类号： H04B7/04 , H04B7/0413 , H04H20/79 , H04J3/00 , H04N21/2385 , H04W72/0453 , H04W88/085
摘要： A distributed base station radio system includes first channelized to broadband conversion unit that receives first downlink channelized data for first radio frequency band from first channelized radio frequency source; and first universal remote radio head communicatively coupled to first channelized to broadband conversion unit. First channelized to broadband conversion unit converts first downlink channelized data into a first downlink broadband signal. First channelized to broadband conversion unit communicates the first downlink broadband signal to first universal remote radio head. First universal remote radio head receives first downlink broadband signal. First universal remote radio head frequency converts the first downlink broadband signal into first downlink radio frequency signals in first radio frequency band. First universal remote radio head is further configured to transmit first downlink radio frequency signals in first radio frequency band to first subscriber unit.
摘要翻译：分布式基站无线电系统包括从第一信道化射频源接收第一无线电频带的第一下行链路信道化数据的第一信道化到宽带转换单元; 以及通信地耦合到第一通道化到宽带转换单元的第一通用远程无线电头。首先将信道化到宽带转换单元将第一下行链路信道化数据转换成第一下行链路宽带信号。首先将信道化到宽带转换单元将第一下行宽带信号传送到第一通用远程无线电头。第一通用远程无线电头接收第一下行宽带信号。第一通用远程无线电头频率将第一下行宽带信号转换为第一无线电频带中的第一下行链路射频信号。第一通用远程无线电头还被配置为将第一无线电频带中的第一下行链路射频信号发送到第一用户单元。

2. 发明授权

US08837659B2 Distributed digital reference clock 有权
标题翻译：分布式数字参考时钟
公开(公告)号：US08837659B2
公开(公告)日：2014-09-16
申请号：US13914838
申请日：2013-06-11
申请人： ADC Telecommunications, Inc.
发明人： Lance K. Uyehara , Larry G. Fischer , David Hart , Dean Zavadsky
IPC分类号： H03L7/00 , H04L7/00 , H04J3/06 , H04W28/04
CPC分类号： H04L7/0008 , H04B1/40 , H04J3/0685 , H04W28/04
摘要： A communication system includes master host unit, hybrid expansion unit, and remote antenna unit. Master host unit communicates analog signals with service provider interfaces. Master host unit and hybrid expansion unit communicate N-bit words of digitized spectrum over communication link. Hybrid expansion unit converts between N-bit words and analog spectrum. Hybrid expansion unit and remote antenna unit communicate analog spectrum over analog communication medium. Remote antenna unit transmits and receives wireless signals over air interfaces. Master host unit includes master clock distribution unit that generates digital master reference clock signal. Master host unit communicates digital master reference clock signal over communication link. Hybrid expansion unit receives digital master reference clock signal from master host unit over communication link and generates analog reference clock signal based on digital master reference clock signal. Hybrid expansion unit sends, and remote antenna unit receives, analog reference clock signal across analog communication medium.
摘要翻译：通信系统包括主机单元，混合扩展单元和远程天线单元。主机主机与模拟信号与业务提供者接口通信。主机单元和混合扩展单元通过通信链路传送数字化频谱的N位字。混合扩展单元在N位字和模拟频谱之间进行转换。混合扩展单元和远程天线单元通过模拟通信介质通信模拟频谱。远程天线单元通过空中接口发送和接收无线信号。主机主机包括产生数字主机参考时钟信号的主时钟分配单元。主机主机通过通信链路传送数字主参考时钟信号。混合扩展单元通过通信链路从主机单元接收数字主参考时钟信号，并根据数字主机参考时钟信号产生模拟参考时钟信号。混合扩展单元发送，远程天线单元接收模拟通信介质上的模拟参考时钟信号。

3. 发明授权

US09722703B2 Digital distributed antenna systems and methods for advanced cellular communication protocols 有权
公开(公告)号：US09722703B2
公开(公告)日：2017-08-01
申请号：US14663884
申请日：2015-03-20
申请人： ADC Telecommunications, Inc.
发明人： Larry G. Fischer , Jody Forland
IPC分类号： H04W72/00 , H04B10/2575 , H04W72/04 , H04W88/08
CPC分类号： H04B10/25752 , H04W72/0413 , H04W72/042 , H04W88/085
摘要： Digital distributed antenna systems and methods for advanced cellular communication protocols are provided. In one embodiment, a digital distributed antenna system comprises: a host unit; a plurality of communication links; a plurality of remote antenna units each coupled to the host unit by one of the plurality of communication links, wherein the communication links transport a downlink digitized RF signal from the host unit to the plurality of remote antenna units, and wherein the remote antenna units are each configured to generate an over-the-air analog RF signal via an antenna from the downlink digitized RF signal; and a localized signal conditioning and control module that extracts from a first digitized RF signal at least one data stream and converts the at least one data stream to baseband data stored in a memory.

4. 发明授权

US08948816B2 Timing adjustments for small cell distributed antenna systems 有权
标题翻译：小型分布式天线系统的时序调整
公开(公告)号：US08948816B2
公开(公告)日：2015-02-03
申请号：US13765848
申请日：2013-02-13
申请人： ADC Telecommunications, Inc.
发明人： Larry G. Fischer , Kenneth Anderson Stewart , Lance K. Uyehara
IPC分类号： H04B1/00 , H04B1/38 , H04W88/08 , H04W24/02
CPC分类号： H04W88/08 , H04W24/02 , H04W88/085
摘要： A distributed antenna system includes a host unit communicatively coupled to a first service provider interface which receives a first signal from the first service provider interface; and a first remote antenna unit communicatively coupled to the host unit, the first remote antenna unit having a first antenna. A base station to which the distributed antenna system is communicatively coupled is configured with a subscriber access timing window having a minimum allowed delay and a maximum allowed delay. The distributed antenna system is configured so that a first total delay between the host unit and the first remote antenna unit is equal to or greater than the minimum allowed delay. The first antenna of the first remote antenna unit is configured to communicate the first signal to a first subscriber unit.
摘要翻译：分布式天线系统包括通信地耦合到第一服务提供商接口的主机单元，其接收来自第一服务提供商接口的第一信号; 以及通信地耦合到所述主机单元的第一远程天线单元，所述第一远程天线单元具有第一天线。分布式天线系统通信耦合到的基站配置有具有最小允许延迟和最大允许延迟的用户接入定时窗口。分布式天线系统被配置为使得主机单元和第一远程天线单元之间的第一总延迟等于或大于最小允许延迟。第一远程天线单元的第一天线被配置为将第一信号传送到第一用户单元。

5. 发明授权

US08743756B2 Distinct transport path for MIMO transmissions in distributed antenna systems 有权
标题翻译：分布式天线系统中MIMO传输的不同传输路径
公开(公告)号：US08743756B2
公开(公告)日：2014-06-03
申请号：US13914690
申请日：2013-06-11
申请人： ADC Telecommunications, Inc.
发明人： Lance K. Uyehara , David Hart , Dean Zavadsky , Larry G. Fischer
IPC分类号： H04B7/00
CPC分类号： H04B7/0413 , H04B1/18 , H04B1/40
摘要： A hybrid expansion unit includes at least one digital communication interface adapted to communicate first and second sets of N-bit words of digitized spectrum with an upstream device. The hybrid expansion unit further includes at least one analog communication interface adapted to communicate first and second sets of bands of analog spectrum with a downstream device. The hybrid expansion unit is adapted to convert between the first set of N-bit words of digitized spectrum and the first set of bands of analog spectrum. The hybrid expansion unit is further adapted to convert between the second set of N-bit words of digitized spectrum and the second set of bands of analog spectrum. The first set of bands of analog spectrum occupy a first frequency range and the second set of bands of analog spectrum occupy a second frequency range. The first frequency range and the second frequency range do not overlap.
摘要翻译：混合扩展单元包括至少一个数字通信接口，其适于将数字化频谱的第一和第二组N位字与上游设备进行通信。混合扩展单元还包括至少一个模拟通信接口，其适于将模拟频谱的第一和第二组频带与下游设备进行通信。混合扩展单元适于在数字化频谱的第一组N位字与模拟频谱的第一组频带之间进行转换。混合扩展单元还适于在数字化频谱的第二组N位字与模拟频谱的第二组频带之间进行转换。模拟频谱的第一组频带占据第一频率范围，而第二组模拟频谱带占据第二频率范围。第一频率范围和第二频率范围不重叠。

6. 发明申请

US20130272441A1 DISTINCT TRANSPORT PATH FOR MIMO TRANSMISSIONS IN DISTRIBUTED ANTENNA SYSTEMS 有权
标题翻译：用于分布式天线系统中的MIMO传输的DISTINCT传输路径
公开(公告)号：US20130272441A1
公开(公告)日：2013-10-17
申请号：US13914690
申请日：2013-06-11
申请人： ADC Telecommunications, Inc.
发明人： Lance K. Uyehara , David Hart , Dean Zavadsky , Larry G. Fischer
IPC分类号： H04B7/04
CPC分类号： H04B7/0413 , H04B1/18 , H04B1/40
摘要： A hybrid expansion unit includes at least one digital communication interface adapted to communicate first and second sets of N-bit words of digitized spectrum with an upstream device. The hybrid expansion unit further includes at least one analog communication interface adapted to communicate first and second sets of bands of analog spectrum with a downstream device. The hybrid expansion unit is adapted to convert between the first set of N-bit words of digitized spectrum and the first set of bands of analog spectrum. The hybrid expansion unit is further adapted to convert between the second set of N-bit words of digitized spectrum and the second set of bands of analog spectrum. The first set of bands of analog spectrum occupy a first frequency range and the second set of bands of analog spectrum occupy a second frequency range. The first frequency range and the second frequency range do not overlap.
摘要翻译：混合扩展单元包括至少一个数字通信接口，其适于将数字化频谱的第一和第二组N位字与上游设备进行通信。混合扩展单元还包括至少一个模拟通信接口，其适于将模拟频谱的第一和第二组频带与下游设备进行通信。混合扩展单元适于在数字化频谱的第一组N位字与模拟频谱的第一组频带之间进行转换。混合扩展单元还适于在数字化频谱的第二组N位字与模拟频谱的第二组频带之间进行转换。模拟频谱的第一组频带占据第一频率范围，而第二组模拟频谱带占据第二频率范围。第一频率范围和第二频率范围不重叠。

7. 发明授权

US09219520B2 Distributed antenna system using time division duplexing scheme 有权
标题翻译：分布式天线系统采用时分双工方案
公开(公告)号：US09219520B2
公开(公告)日：2015-12-22
申请号：US14244594
申请日：2014-04-03
申请人： ADC Telecommunications, Inc.
发明人： Lance K. Uyehara , Larry G. Fischer , Scott Stratford
IPC分类号： H04B7/005 , H04B1/44 , H04B7/02 , H04L5/14
CPC分类号： H04B1/44 , H04B1/40 , H04B7/024 , H04L5/14
摘要： A communication system includes a master host unit that communicates wireless spectrum with a service provider interface using analog spectrum. Master host unit communicates digitized spectrum in N-bit words over a digital communication link. Master host unit converts between analog spectrum and N-bit words of digitized spectrum. Communication system includes hybrid expansion unit coupled to master host unit by digital communication link. Hybrid expansion unit communicates N-bit words of digitized spectrum with master host unit across digital communication link. Hybrid expansion unit converts between N-bit words of digitized spectrum and analog spectrum. Hybrid expansion unit communicates analog spectrum across analog communication link to analog remote antenna unit. Analog remote antenna unit communicates wireless signals using first antenna. Communication system further includes a switch in a data path between service provider interface and antenna. The switch selects between transmit path and receive path in response to switching control signal.
摘要翻译：通信系统包括使用模拟频谱将无线频谱与服务提供商接口进行通信的主主机单元。主机主机通过数字通信链路以N位字通信数字化频谱。主机单元在模拟频谱和数字频谱的N位字之间进行转换。通信系统包括通过数字通信链路耦合到主主机单元的混合扩展单元。混合扩展单元通过数字通信链路将数字化频谱的N位字与主机主机进行通信。混合扩展单元在数字频谱的N位字和模拟频谱之间进行转换。混合扩展单元将模拟频谱通过模拟通信链路传送到模拟远程天线单元。模拟远程天线单元使用第一个天线来传送无线信号。通信系统还包括在服务提供商接口和天线之间的数据路径中的交换机。交换机响应于切换控制信号，在发送路径和接收路径之间进行选择。

8. 发明申请

US20150271793A1 DIGITAL DISTRIBUTED ANTENNA SYSTEMS AND METHODS FOR ADVANCED CELLULAR COMMUNICATION PROTOCOLS 有权
标题翻译：数字分布式天线系统和高级细胞通信协议的方法
公开(公告)号：US20150271793A1
公开(公告)日：2015-09-24
申请号：US14663884
申请日：2015-03-20
申请人： ADC Telecommunications, Inc.
发明人： Larry G. Fischer , Jody Forland
IPC分类号： H04W72/04
CPC分类号： H04B10/25752 , H04W72/0413 , H04W72/042 , H04W88/085
摘要： Digital distributed antenna systems and methods for advanced cellular communication protocols are provided. In one embodiment, a digital distributed antenna system comprises: a host unit; a plurality of communication links; a plurality of remote antenna units each coupled to the host unit by one of the plurality of communication links, wherein the communication links transport a downlink digitized RF signal from the host unit to the plurality of remote antenna units, and wherein the remote antenna units are each configured to generate an over-the-air analog RF signal via an antenna from the downlink digitized RF signal; and a localized signal conditioning and control module that extracts from a first digitized RF signal at least one data stream and converts the at least one data stream to baseband data stored in a memory.
摘要翻译：提供了用于高级蜂窝通信协议的数字分布式天线系统和方法。在一个实施例中，数字分布式天线系统包括：主机单元; 多个通信链路; 多个远程天线单元，每个远程天线单元通过所述多个通信链路之一耦合到所述主机单元，其中所述通信链路将下行数字化RF信号从所述主机单元传送到所述多个远程天线单元，并且其中所述远程天线单元是每个被配置为经由天线从所述下行链路数字化RF信号产生空中模拟RF信号; 以及本地化信号调节和控制模块，其从第一数字化RF信号提取至少一个数据流，并将所述至少一个数据流转换为存储在存储器中的基带数据。

9. 发明授权

US09136967B2 Universal remote radio head 有权
公开(公告)号：US09136967B2
公开(公告)日：2015-09-15
申请号：US14187135
申请日：2014-02-21
申请人： ADC Telecommunications, Inc.
发明人： Larry G. Fischer , Philip M. Wala , Dean Zavadsky , Lance K. Uyehara , Jody Forland
IPC分类号： H04J3/00 , H04W88/08 , H04H20/79 , H04N21/2385
摘要： A distributed base station radio system includes first channelized to broadband conversion unit that receives first downlink channelized data for first radio frequency band from first channelized radio frequency source; and first universal remote radio head communicatively coupled to first channelized to broadband conversion unit. First channelized to broadband conversion unit converts first downlink channelized data into a first downlink broadband signal. First channelized to broadband conversion unit communicates the first downlink broadband signal to first universal remote radio head. First universal remote radio head receives first downlink broadband signal. First universal remote radio head frequency converts the first downlink broadband signal into first downlink radio frequency signals in first radio frequency band. First universal remote radio head is further configured to transmit first downlink radio frequency signals in first radio frequency band to first subscriber unit.

10. 发明申请

US20140146905A1 FLEXIBLE, RECONFIGURABLE MULTIPOINT-TO-MULTIPOINT DIGITAL RADIO FREQUENCY TRANSPORT ARCHITECTURE 有权
标题翻译：灵活，可重复的多点到多点数字无线电频率运输结构
公开(公告)号：US20140146905A1
公开(公告)日：2014-05-29
申请号：US14090129
申请日：2013-11-26
申请人： ADC Telecommunications, Inc.
发明人： Dean Zavadsky , Jody Forland , Larry G. Fischer , Philip M. Wala
IPC分类号： H04B7/04
CPC分类号： H04B7/0602 , H04B7/0802
摘要： A distributed antenna system includes network interfaces configured to receive signals from devices external to distributed antenna system and to convert signals to downlink serialized data streams; distributed antenna switch communicatively coupled to network interfaces by digital communication links, distributed antenna switch configured to receive downlink serialized data stream from network interfaces across corresponding digital communication link; distributed antenna switch further configured to aggregate downlink serialized data streams into aggregate downlink serialized data stream; remote antenna unit communicatively coupled to distributed antenna switch by digital communication link that receives aggregate downlink serialized data stream across digital communication link, remote antenna unit further configured to extract downlink serialized data streams from aggregate downlink serialized data stream; remote antenna unit having radio frequency converter configured to convert downlink serialized data stream into radio frequency band and radio frequency transceiver/antenna pair configured to transmit signals in radio frequency band to subscriber unit.
摘要翻译：分布式天线系统包括被配置为从分布式天线系统外部的设备接收信号并将信号转换为下行链路串行数据流的网络接口; 通过数字通信链路通信地耦合到网络接口的分布式天线开关，配置成从对应的数字通信链路的网络接口接收下行串行数据流的分布式天线交换机; 分布式天线切换器还被配置为将下行链路序列化数据流聚合成聚合下行链路序列化数据流; 远程天线单元，通过数字通信链路通信地耦合到分布式天线交换机，所述数字通信链路在数字通信链路上接收汇聚下行链路串行化数据流，远程天线单元还被配置为从聚合下行链路序列化数据流中提取下行链路序列化具有射频转换器的远程天线单元，被配置为将下行链路串行数据流转换成无线电频带，以及射频收发器/天线对，其配置为向用户单元发送无线电频带中的信号。

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