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    • 22. 发明授权
    • System for providing signals from an auxiliary audio source to a radio receiver using a wireless link
    • 用于使用无线链路从辅助音频源向无线电接收机提供信号的系统
    • US06810233B2
    • 2004-10-26
    • US10289255
    • 2002-11-07
    • Stelios Patsiokas
    • Stelios Patsiokas
    • H05K106
    • H04B1/3805H04B1/207H04H40/90H04H60/80
    • An apparatus and method are provided for transmitting audio signals from an auxiliary source such as a satellite broadcast receiver or a CD or cassette player to a radio receiver located, for example, in a vehicle, using a wireless link. The apparatus comprises a scanning device for locating open radio frequencies in the RF spectrum of the radio receiver. The apparatus displays plural RF channel options on a display device and provides a selection device with which a user selects an RF channel. The apparatus modulates the audio signals using the selected radio frequency, and the user tunes the vehicle radio receiver to the selected RF channel. The scanning device continuously scans for open RF channels and monitors the quality of the RF channel already selected for use as the wireless link. The apparatus provides the user with an indication to select another open channel when the RF channel in use degrades.
    • 提供了一种装置和方法,用于使用无线链路将例如卫星广播接收机或CD或盒式播放机的辅助源的音频信号发送到位于例如车辆中的无线电接收机。 该装置包括用于定位无线电接收机的RF频谱中的开放射频的扫描装置。 该装置在显示装置上显示多个RF频道选项,并提供用户选择RF频道的选择装置。 该装置使用所选择的射频调制音频信号,并且用户将车载无线电接收机调谐到所选择的RF信道。 扫描设备连续地扫描开放RF信道,并监视已经选择用作无线链路的RF信道的质量。 当使用的RF信道降级时,该装置向用户提供选择另一个开放信道的指示。