JP3750598B2 - サーバ、携帯端末装置、および位置検出システム - Google Patents

サーバ、携帯端末装置、および位置検出システム Download PDF

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Publication number
JP3750598B2
JP3750598B2 JP2001385439A JP2001385439A JP3750598B2 JP 3750598 B2 JP3750598 B2 JP 3750598B2 JP 2001385439 A JP2001385439 A JP 2001385439A JP 2001385439 A JP2001385439 A JP 2001385439A JP 3750598 B2 JP3750598 B2 JP 3750598B2
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base station
information
accuracy
terminal
base stations
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Japanese (ja)
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JP2003185727A (ja
JP2003185727A5 (enExample
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晃司 渡辺
敦 荻野
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Hitachi Ltd
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Hitachi Ltd
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  • Position Fixing By Use Of Radio Waves (AREA)
  • Mobile Radio Communication Systems (AREA)
JP2001385439A 2001-12-19 2001-12-19 サーバ、携帯端末装置、および位置検出システム Expired - Fee Related JP3750598B2 (ja)

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JP2001385439A JP3750598B2 (ja) 2001-12-19 2001-12-19 サーバ、携帯端末装置、および位置検出システム

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Application Number Priority Date Filing Date Title
JP2001385439A JP3750598B2 (ja) 2001-12-19 2001-12-19 サーバ、携帯端末装置、および位置検出システム

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JP2003185727A JP2003185727A (ja) 2003-07-03
JP2003185727A5 JP2003185727A5 (enExample) 2005-05-19
JP3750598B2 true JP3750598B2 (ja) 2006-03-01

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JP2001385439A Expired - Fee Related JP3750598B2 (ja) 2001-12-19 2001-12-19 サーバ、携帯端末装置、および位置検出システム

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Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7151939B2 (en) * 2003-02-18 2006-12-19 Qualcomm Incorporated Method, apparatus, and machine-readable medium for providing indication of location service availability and the quality of available location services
JP4572698B2 (ja) * 2005-02-21 2010-11-04 日本電気株式会社 携帯端末装置、無線通信システム、位置情報算出方法及びプログラム
US7551579B2 (en) 2006-05-08 2009-06-23 Skyhook Wireless, Inc. Calculation of quality of wlan access point characterization for use in a wlan positioning system
US7468696B2 (en) * 2006-12-14 2008-12-23 The Boeing Company Method and device for trilateration using LOS link prediction and pre-measurement LOS path filtering
JP5052244B2 (ja) 2007-07-20 2012-10-17 株式会社エヌ・ティ・ティ・ドコモ 無線通信システム
JP6374440B2 (ja) * 2016-06-15 2018-08-15 東京エレクトロニツクシステムズ株式会社 測位端末

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