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    • 101. 发明授权
    • Multimode antenna structure
    • 多模天线结构
    • US08803756B2
    • 2014-08-12
    • US13974479
    • 2013-08-23
    • Mark T. MontgomeryFrank CaimiMark W. Kishler
    • Mark T. MontgomeryFrank CaimiMark W. Kishler
    • H01Q21/00
    • H01Q1/243H01Q1/36H01Q1/521H01Q1/523H01Q3/2617H01Q5/15H01Q5/307H01Q5/371H01Q9/145H01Q9/16H01Q9/285H01Q9/30H01Q21/20H01Q21/28H01Q21/30
    • A multimode antenna structure is described for a communications device. The communications device includes circuitry for processing signals communicated to and from the antenna structure. The antenna structure is configured for optimal operation in a given frequency range. The antenna structure includes a plurality of antenna ports operatively coupled to the circuitry, and a plurality of antenna elements, each operatively coupled to a different one of the antenna ports. Each of the plurality of antenna elements is configured to have an electrical length selected to provide optimal operation within the given frequency range. By way of one or more connecting elements, electrical currents on one antenna element flow to a connected neighboring antenna element and generally bypass the antenna port coupled to the neighboring antenna element.
    • 对于通信设备描述了多模式天线结构。 通信设备包括用于处理与天线结构通信的信号的电路。 天线结构被配置为在给定频率范围内的最佳操作。 天线结构包括可操作地耦合到电路的多个天线端口,以及多个天线元件,每个天线元件可操作地耦合到不同的一个天线端口。 多个天线元件中的每一个被配置为具有选择的电长度以在给定频率范围内提供最佳操作。 通过一个或多个连接元件,一个天线元件上的电流流向连接的相邻天线元件,并且通常旁路耦合到相邻天线元件的天线端口。
    • 102. 发明授权
    • Methods for reducing near-field radiation and specific absorption rate (SAR) values in communications devices
    • 降低通信设备中近场辐射和比吸收率(SAR)值的方法
    • US08723743B2
    • 2014-05-13
    • US13726871
    • 2012-12-26
    • SkyCross, Inc.
    • Mark T. MontgomeryFrank M. CaimiPaul A. TornattaMark W. KishlerLi Chen
    • H01Q1/24
    • H04B1/3838H01Q3/26H01Q21/29H04B1/40H04B5/005H04B5/0081H04W52/18Y02D70/00Y02D70/122Y02D70/1244Y02D70/142Y02D70/146Y02D70/164Y02D70/166Y02D70/42
    • A method is provided for reducing near-field radiation and specific absorption rate values in a communications device that includes a multimode antenna structure transmitting and receiving electromagnetic signals and circuitry for processing signals communicated to and from the antenna structure. The method includes adjusting the relative phase between signals fed to neighboring antenna ports of the antenna structure such that a signal fed to the one antenna port has a different phase than a signal fed to the neighboring antenna port to provide antenna pattern control and to increase gain in a selected direction toward a receive point. The method features using a transmit power lower than the transmit power used in a non-pattern control operation of the antenna structure such that the communications device obtains generally equivalent wireless link performance with the receive point using reduced transmit power compared to the non-pattern control operation, thereby reducing the specific absorption rate.
    • 提供了一种用于减少通信设备中的近场辐射和特定吸收率值的方法,该通信设备包括发射和接收电磁信号的多模天线结构和用于处理与天线结构通信的信号的电路。 该方法包括调整馈送到天线结构的相邻天线端口的信号之间的相对相位,使得馈送到一个天线端口的信号具有与馈送到相邻天线端口的信号不同的相位,以提供天线方向图控制并增加增益 在朝向接收点的选定方向上。 该方法使用低于在天线结构的非模式控制操作中使用的发射功率的发射功率,使得与非模式控制相比,通信设备使用降低的发射功率与接收点获得大体等同的无线链路性能 操作,从而降低比吸收率。
    • 104. 发明授权
    • Headphone antenna for radio communications device
    • 用于无线电通信设备的耳机天线
    • US08588717B2
    • 2013-11-19
    • US13337789
    • 2011-12-27
    • Frank M. Caimi
    • Frank M. Caimi
    • H04B1/18
    • H04B1/18H01Q1/46H01Q5/335
    • A radio communications device includes a headphone assembly, which includes at least one aural speaker or transducer and a headphone cable functioning as an antenna and providing electrical signals carrying audio information to the at least one aural speaker or transducer. A signal separator coupled to the headphone cable separates the electrical signals carrying audio information transmitted to the headphone cable and radio frequency (RF) signals received from the headphone cable. A radio receiver receives the RF signals from the signal separator and converts the RF signals to electrical signals carrying audio information. A tuner is provided for tuning the headphone cable to a selected operating frequency of the radio receiver. An audio amplifier amplifies electrical signals carrying audio information from the radio receiver to be transmitted through the headphone cable to the at least one aural speaker or transducer.
    • 无线电通信设备包括耳机组件,耳机组件包括至少一个听觉扬声器或换能器以及用作天线的耳机线缆,并向至少一个听觉扬声器或换能器提供携带音频信息的电信号。 耦合到耳机线的信号分离器将承载传输到耳机线的音频信息的电信号和从耳机线缆接收的射频(RF)信号分开。 无线电接收机从信号分离器接收RF信号,并将RF信号转换成携带音频信息的电信号。 提供调谐器用于将耳机线缆调谐到无线电接收机的所选操作频率。 音频放大器将携带来自无线电接收机的音频信息的电信号放大以通过耳机线传输到至少一个听觉扬声器或换能器。
    • 108. 发明申请
    • MULTIMODE ANTENNA STRUCTURE
    • 多模式天线结构
    • US20100265146A1
    • 2010-10-21
    • US12727531
    • 2010-03-19
    • Mark T. MontgomeryMark W. KishlerLi Chen
    • Mark T. MontgomeryMark W. KishlerLi Chen
    • H01Q3/22
    • H01Q21/28H01Q1/24H01Q1/243H01Q1/36H01Q1/38H01Q1/48H01Q1/521H01Q5/0034H01Q5/321H01Q5/35H01Q5/371H01Q9/285H01Q9/30H01Q21/205H01Q21/293
    • A multimode antenna structure is provided for transmitting and receiving electromagnetic signals in a communications device. The communications device includes circuitry for processing signals communicated to and from the antenna structure. The antenna structure includes a plurality of antenna ports for coupling to the circuitry; a plurality of antenna elements, each operatively coupled to a different one of the antenna ports; and a plurality of connecting elements. The connecting elements each electrically connect neighboring antenna elements such that the antenna elements and the connecting elements are arranged about the periphery of the antenna structure and form a single radiating structure. Electrical currents on one antenna element flow to connected neighboring antenna elements and generally bypass the antenna ports coupled to the neighboring antenna elements such that an antenna mode excited by one antenna port is generally electrically isolated from a mode excited by another antenna port at a given desired signal frequency range, and the antenna structure generates diverse antenna patterns.
    • 提供多模天线结构用于在通信设备中发送和接收电磁信号。 通信设备包括用于处理与天线结构通信的信号的电路。 天线结构包括用于耦合到电路的多个天线端口; 多个天线元件,每个天线元件可操作地耦合到不同的一个天线端口; 和多个连接元件。 连接元件各自电连接相邻的天线元件,使得天线元件和连接元件围绕天线结构的周边布置并且形成单个辐射结构。 一个天线元件上的电流流向连接的相邻天线元件,并且通常旁路耦合到相邻天线元件的天线端口,使得由一个天线端口激励的天线模式通常与给定期望的另一天线端口激发的模式电隔离 信号频率范围,天线结构产生不同的天线方向图。
    • 109. 发明申请
    • MULTI-PORT ANTENNA
    • 多端口天线
    • US20100156747A1
    • 2010-06-24
    • US12644691
    • 2009-12-22
    • Mark T. Montgomery
    • Mark T. Montgomery
    • H01Q1/50H01Q21/00
    • H01Q5/364H01Q1/24H01Q1/243H01Q1/50H01Q5/371H01Q7/00H01Q9/0457H01Q9/06H01Q9/30H01Q9/40H01Q9/42
    • A multi-port antenna structure includes a plurality of electrically conductive elements arranged generally symmetrically about a central axis with a gap between adjacent electrically conductive elements. Each of the electrically conductive elements has opposite ends and a bent middle portion therebetween, with the bent middle portion being closer to the central axis than the opposite ends. Each of the electrically conductive elements is configured to have an electrical length selected to provide generally optimal operation within one or more selected frequency ranges. Each of a plurality of antenna ports is connected to adjacent electrically conductive elements across the gap therebetween such that each antenna port is generally electrically isolated from another antenna port at a given desired signal frequency range and the antenna structure generates diverse antenna patterns.
    • 多端口天线结构包括多个导电元件,多个导电元件围绕中心轴对称地布置,相邻的导电元件之间具有间隙。 每个导电元件具有相对的端部和它们之间的弯曲中间部分,其中弯曲的中间部分比相对端更靠近中心轴线。 每个导电元件被配置为具有选择的电长度以在一个或多个选定的频率范围内提供通常最佳的操作。 多个天线端口中的每一个都跨越其间的间隙连接到相邻的导电元件,使得每个天线端口在给定的期望信号频率范围内通常与另一个天线端口电隔离,并且天线结构产生不同的天线方向图。