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Mobile station with audio signal adaptation to hearing characteristics of the user

  • US 6,813,490 B1
  • Filed: 12/17/1999
  • Issued: 11/02/2004
  • Est. Priority Date: 12/17/1999
  • Status: Expired due to Term
First Claim
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1. A method of operating a mobile communications system, comprising the steps of:

  • receiving a voice signal at a communication network element, said voice signal destined for a mobile station;

    retrieving a plurality of user hearing profiles associated with said mobile station, wherein at least one of said user profiles is different than that of a user with normal hearing;

    presenting the user with a menu of the plurality of user profiles, permitting the user to select a profile from the plurality of profiles;

    modifying said voice signal in accordance with said the selected user hearing profile comprising the steps of;

    shifting said voice signal to a frequency range that can be more easily understood by said user, as indicated in said selected hearing profile;

    maintaining a relative frequency separation between a plurality of formats after said shifting step; and

    transmitting, in response to said modifying step, said voice signal to said mobile station.

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