WO2008155823A1 - 携帯端末装置、無線通信ユニット、無線通信システム及び無線通信方法 - Google Patents

携帯端末装置、無線通信ユニット、無線通信システム及び無線通信方法 Download PDF

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Publication number
WO2008155823A1
WO2008155823A1 PCT/JP2007/062326 JP2007062326W WO2008155823A1 WO 2008155823 A1 WO2008155823 A1 WO 2008155823A1 JP 2007062326 W JP2007062326 W JP 2007062326W WO 2008155823 A1 WO2008155823 A1 WO 2008155823A1
Authority
WO
WIPO (PCT)
Prior art keywords
wireless communication
mobile terminal
terminal device
key unit
unit
Prior art date
Application number
PCT/JP2007/062326
Other languages
English (en)
French (fr)
Inventor
Takatoshi Kageyama
Original Assignee
Panasonic Corporation
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Panasonic Corporation filed Critical Panasonic Corporation
Priority to JP2009520177A priority Critical patent/JP4806723B2/ja
Priority to PCT/JP2007/062326 priority patent/WO2008155823A1/ja
Priority to US12/664,374 priority patent/US8295483B2/en
Publication of WO2008155823A1 publication Critical patent/WO2008155823A1/ja

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W12/00—Security arrangements; Authentication; Protecting privacy or anonymity
    • H04W12/06—Authentication
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D30/00—Reducing energy consumption in communication networks
    • Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks

Abstract

　１：Ｎ通信を低消費電力で実現でき、ＣＨを占有する時間を短くできる携帯端末装置、無線通信ユニット、無線通信システム及び無線通信方法。各端末は、認証要求を送信後、送信したタイミングに応じたパターンでキャリアセンスを行いキーユニット（２００）からの認証応答を待ち受ける。キーユニット（２００）は、端末からの認証要求によって認証できた複数端末のキャリアセンスタイミングが一致するタイミングで認証応答を送信する。これにより、キーユニット（２００）は、認証の取れた相手のみにまとめて送信することで低消費電力な１：Ｎ通信を実現する。
PCT/JP2007/062326 2007-06-19 2007-06-19 携帯端末装置、無線通信ユニット、無線通信システム及び無線通信方法 WO2008155823A1 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2009520177A JP4806723B2 (ja) 2007-06-19 2007-06-19 携帯端末装置、無線通信ユニット、無線通信システム及び無線通信方法
PCT/JP2007/062326 WO2008155823A1 (ja) 2007-06-19 2007-06-19 携帯端末装置、無線通信ユニット、無線通信システム及び無線通信方法
US12/664,374 US8295483B2 (en) 2007-06-19 2007-06-19 Mobile terminal device, wireless communication unit, wireless communication system, and wireless communication method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2007/062326 WO2008155823A1 (ja) 2007-06-19 2007-06-19 携帯端末装置、無線通信ユニット、無線通信システム及び無線通信方法

Publications (1)

Publication Number Publication Date
WO2008155823A1 true WO2008155823A1 (ja) 2008-12-24

Family

ID=40155988

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2007/062326 WO2008155823A1 (ja) 2007-06-19 2007-06-19 携帯端末装置、無線通信ユニット、無線通信システム及び無線通信方法

Country Status (3)

Country Link
US (1) US8295483B2 (ja)
JP (1) JP4806723B2 (ja)
WO (1) WO2008155823A1 (ja)

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US9465583B2 (en) 2013-10-04 2016-10-11 International Business Machines Corporation Random number generation using a network of mobile devices
US11145183B2 (en) 2014-06-10 2021-10-12 PB, Inc Tracking device programs, systems and methods
US10979862B2 (en) 2014-06-10 2021-04-13 Pb Inc. Tracking device system
US10937286B2 (en) 2014-06-10 2021-03-02 Pb Inc. Radiobeacon data sharing by forwarding low energy transmissions to a cloud host
US9774410B2 (en) 2014-06-10 2017-09-26 PB, Inc. Radiobeacon data sharing by forwarding low energy transmissions to a cloud host
US10580281B2 (en) 2014-06-10 2020-03-03 PB, Inc. Tracking device system
US11792605B2 (en) 2014-06-10 2023-10-17 PB, Inc. Tracking device systems
US9892626B2 (en) 2014-06-10 2018-02-13 Pb Inc. Tracking device program
US9654916B2 (en) * 2014-10-09 2017-05-16 Tile, Inc. Secure and private cloud based broadcast identification
US10462600B2 (en) * 2014-10-09 2019-10-29 Tile, Inc. Secure and private cloud based broadcast identification
US9525970B2 (en) 2014-10-09 2016-12-20 Tile, Inc. Power preservation through motion-activated location reporting
US9525969B2 (en) 2014-10-09 2016-12-20 Tile, Inc. Selection of location information based on detected movement
US10361800B2 (en) 2015-11-18 2019-07-23 PB, Inc Radiobeacon data sharing by forwarding low energy transmissions to a cloud host
JP6922522B2 (ja) * 2017-07-27 2021-08-18 富士フイルムビジネスイノベーション株式会社 情報処理システム、情報処理装置及びプログラム
US11678141B2 (en) 2018-09-18 2023-06-13 Pb Inc. Hybrid cellular Bluetooth tracking devices, methods and systems
US11184858B2 (en) 2018-09-18 2021-11-23 PB, Inc. Bluecell devices and methods
US11201748B2 (en) 2019-08-20 2021-12-14 Tile, Inc. Data protection in a tracking device environment
US11153758B2 (en) 2019-09-19 2021-10-19 Tile, Inc. End-to-end encryption with distributed key management in a tracking device environment
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JP2007067537A (ja) * 2005-08-29 2007-03-15 Sony Corp 通信システム、通信装置、通信方法、およびプログラム

Also Published As

Publication number Publication date
JP4806723B2 (ja) 2011-11-02
JPWO2008155823A1 (ja) 2010-08-26
US8295483B2 (en) 2012-10-23
US20100199339A1 (en) 2010-08-05

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