Media player system

  • US 7,627,343 B2
  • Filed: 04/25/2003
  • Issued: 12/01/2009
  • Est. Priority Date: 04/25/2003
  • Status: Active Grant
First Claim
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1. A male plug connector for connecting to a corresponding receptacle connector of a media player, the male plug connector comprising:

  • a housing designed to accommodate 30 contacts spaced apart in a single row of sequentially numbered contact locations, wherein the sequentially numbered contact locations include;

    digital contact locations 3 to 9 designated for digital signals including Firewire contact locations 3, 5, 7 and 9 designated for Firewire signals and Universal Serial Bus (USB) contact locations 4, 6, and 8-designated for USB signals, wherein, contact locations for Firewire signals and USB signals are interleaved to improve impedance matching;

    an accessory identify contact location 10 designated for an accessory identify signal that has an associated electrical pull down to notify the media player of an accessory identification;

    serial protocol contact locations 18 and 19 designated for serial protocol signals;

    analog contact locations 25 to 28 designated for analog signals including audio contact locations 25, 26, 27, and 28 designated for audio signals, wherein, analog contact locations 25 to 28 are spaced apart from digital contact locations 3 to 9 to reduce crosstalk noise; and

    ground contact locations 1, 16 and 30 designated for ground to improve ground coverage.

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