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    • 6. 发明申请
    • RF ANTENNA AND HEARING DEVICE WITH RF ANTENNA
    • RF天线和听觉装置与射频天线
    • US20150043763A1
    • 2015-02-12
    • US14455558
    • 2014-08-08
    • Oticon A/S
    • Jens TROELSENOliver SUNDBERGKåre Tais CHRISTENSENHenning Knak POULSEN
    • H01Q1/27H04R25/00H01Q1/50
    • H04R25/554H01Q1/273H01Q1/38H01Q1/50H04R25/305H04R25/604H04R2225/51
    • The present disclosure relates to an RF antenna adapted to receive and/or transmit electromagnetic RF signals within a first frequency range enclosing a first frequency of resonance of the RF antenna, the RF antenna comprising: an electrically conductive antenna element having a feed for electrically connecting to an RF transmitter and/or an RF receiver; an electronic component adapted to receive and/or provide one or more electric signals from/to an electronic circuit within a second frequency range not overlapping the first frequency range; and one or more electric leads electrically connected to lead the one or more electric signals between the electronic component and the electronic circuit, each of the one or more electric leads being electrically connected to the electronic circuit through a respective inductor adapted to reflect and/or attenuate signals within the first frequency range and pass signals within the second frequency range.
    • 本发明涉及一种RF天线,其适于在包围RF天线的第一共振频率的第一频率范围内接收和/或发送电磁RF信号,所述RF天线包括:导电天线元件,其具有用于电连接 到RF发射机和/或RF接收机; 适于在不与第一频率范围重叠的第二频率范围内从/向电子电路接收和/或提供一个或多个电信号的电子部件; 以及一个或多个电引线,电连接以引导所述电子部件和所述电子电路之间的所述一个或多个电信号,所述一个或多个电引线中的每一个通过相应的电感器电连接到所述电子电路,所述电感器适于反射和/ 在第一频率范围内衰减信号并在第二频率范围内传递信号。
    • 7. 发明申请
    • RF TRANSMITTER FOR ELECTRICALLY SHORT ANTENNA
    • 射频发射机用于电气短路天线
    • US20130090074A1
    • 2013-04-11
    • US13646235
    • 2012-10-05
    • Oticon A/S
    • Kåre Tais CHRISTENSEN
    • H04B1/04
    • H03J1/0008H03J2200/06
    • A synthetic-frequency RF transmitter is provided for transmitting an electromagnetic signal via an electrically short antenna. The transmitter comprises a reactive energy storage with an effective reactance adapted to form with the antenna a resonance circuit with a resonance frequency and a driver adapted to provide to the resonance circuit an electric transmission signal having an instantaneous frequency that varies in dependence on an information signal. The transmitter is characterised in that the transmitter is adapted to dynamically change the resonance frequency by changing the effective reactance in dependence on the information signal. Thus, the instantaneous pass-band of the resonance circuit may be controlled to substantially always comprise the instantaneous frequency of the electric transmission signal and thus of the electromagnetic signal.
    • 提供合成频率RF发射机用于通过电短天线发送电磁信号。 发射机包括具有适于与天线一起形成具有谐振频率的谐振电路的有效电抗的无功电能存储器和适于向谐振电路提供具有根据信息信号而变化的瞬时频率的电传输信号的驱动器 。 发射机的特征在于,发射机适于通过根据信息信号改变有效电抗来动态地改变谐振频率。 因此,谐振电路的瞬时通带可以被控制为基本上总是包括电传输信号的瞬时频率,从而包括电磁信号的瞬时频带。