Searching method with first letter of pinyin and intonation in navigation system and device thereof

Searching method with first letter of pinyin and intonation in navigation system and device thereof

  • CN 101,539,428 A
  • Filed: 04/28/2009
  • Published: 09/23/2009
  • Est. Priority Date: 04/28/2009
  • Status: Active Application
First Claim
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1. phonetic adds the method for tone retrieval in the navigational system, it is characterized in that, described navigational system comprises:

  • default interest point data base, described default interest point data base comprises;

    the Chinese character phrase of community string index community and the point of interest title corresponding with described community string index community, and described method comprises;

    Obtaining step obtains the phonetic of Chinese character in the point of interest title to be checked of user input and the phonetic tone of described Chinese character respectively;

    Searching step, according to the phonetic of the described Chinese character that obtains and the phonetic tone of described Chinese character, in default interest point data base, mate retrieval, obtain Chinese character phrase with the described point of interest title of described point of interest name-matches to be checked with described community string index community.

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