DE60222587D1 - Rettungsbake - Google Patents

Rettungsbake

Info

Publication number
DE60222587D1
DE60222587D1 DE60222587T DE60222587T DE60222587D1 DE 60222587 D1 DE60222587 D1 DE 60222587D1 DE 60222587 T DE60222587 T DE 60222587T DE 60222587 T DE60222587 T DE 60222587T DE 60222587 D1 DE60222587 D1 DE 60222587D1
Authority
DE
Germany
Prior art keywords
transmitter
network
radio frequency
low power
transceivers
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
DE60222587T
Other languages
English (en)
Other versions
DE60222587T2 (de
Inventor
Christian Zechlin
Thomas Block
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Callahan Cellular LLC
Original Assignee
Nokia Oyj
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 Nokia Oyj filed Critical Nokia Oyj
Publication of DE60222587D1 publication Critical patent/DE60222587D1/de
Application granted granted Critical
Publication of DE60222587T2 publication Critical patent/DE60222587T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/69—Spread spectrum techniques
    • H04B1/713—Spread spectrum techniques using frequency hopping
    • H04B1/7156—Arrangements for sequence synchronisation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/02—Power saving arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W84/00—Network topologies
    • H04W84/18—Self-organising networks, e.g. ad-hoc networks or sensor networks
    • H04W84/20—Master-slave selection or change arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/69—Spread spectrum techniques
    • H04B1/713—Spread spectrum techniques using frequency hopping
    • H04B1/7156—Arrangements for sequence synchronisation
    • H04B2001/71566—Tracking
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/02—Details
    • H04J3/06—Synchronising arrangements
    • H04J3/0635—Clock or time synchronisation in a network
    • H04J3/0638—Clock or time synchronisation among nodes; Internode synchronisation
    • H04J3/0658—Clock or time synchronisation among packet nodes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L7/00—Arrangements for synchronising receiver with transmitter
    • H04L7/04—Speed or phase control by synchronisation signals
    • H04L7/041—Speed or phase control by synchronisation signals using special codes as synchronising signal
    • H04L7/042—Detectors therefor, e.g. correlators, state machines
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W74/00—Wireless channel access, e.g. scheduled or random access
    • H04W74/04—Scheduled or contention-free access
    • H04W74/06—Scheduled or contention-free access using polling
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W84/00—Network topologies
    • H04W84/18—Self-organising networks, e.g. ad-hoc networks or sensor networks
    • 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
DE60222587T 2002-01-15 2002-01-15 Rettungsbake Expired - Lifetime DE60222587T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/EP2002/000639 WO2003061215A1 (en) 2002-01-15 2002-01-15 Rescue beacon

Publications (2)

Publication Number Publication Date
DE60222587D1 true DE60222587D1 (de) 2007-10-31
DE60222587T2 DE60222587T2 (de) 2008-06-19

Family

ID=8164794

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60222587T Expired - Lifetime DE60222587T2 (de) 2002-01-15 2002-01-15 Rettungsbake

Country Status (8)

Country Link
US (1) US7483677B2 (de)
EP (1) EP1466447B1 (de)
KR (1) KR100862954B1 (de)
CN (1) CN100348002C (de)
AT (1) ATE373912T1 (de)
AU (1) AU2002237286A1 (de)
DE (1) DE60222587T2 (de)
WO (1) WO2003061215A1 (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003318917A (ja) * 2002-04-26 2003-11-07 Sony Corp 無線通信システム、無線通信端末および無線通信システムへの参加方法
EP1536599A1 (de) * 2003-11-26 2005-06-01 STMicroelectronics Belgium N.V. Planung von Abfragepaketen im Bluetooth-Sniff-Mode
EP1548994B1 (de) * 2003-11-26 2012-06-27 ST-Ericsson SA Bluetooth-Polling mit weniger Polling-paketen
EP1646249A1 (de) * 2004-10-08 2006-04-12 Dialog Semiconductor GmbH Stereoskopisches Bildaufnahmesystem mit Sensorenpaar auf einem Einzelchip
TW200629188A (en) * 2005-02-04 2006-08-16 Sin Etke Technology Co Ltd Traffic control system using short-range beacons
KR100713145B1 (ko) * 2005-02-18 2007-05-02 삼성전자주식회사 무선 센서 네트워크에서의 전력소모를 최소화하는 네트워크형성방법
US7647023B2 (en) * 2005-06-10 2010-01-12 Broadcom Corporation Frequency separation for multiple bluetooth devices residing on a single platform
US20070268875A1 (en) * 2006-05-16 2007-11-22 Integrated System Solution Corp. Role exchange method for Bluetooth system
EP2187580B1 (de) * 2008-11-18 2013-01-16 Alcatel Lucent Verfahren zum Planen von Paketen mehrerer Ströme und System zur Durchführung des Verfahrens
US9560630B2 (en) * 2011-08-12 2017-01-31 Qualcomm Incorporated Devices for reduced overhead paging
US8989667B2 (en) * 2012-03-28 2015-03-24 Debanjan Mukherjee Apparatus and methods for a bandwidth efficient scheduler
US9406206B2 (en) * 2014-09-05 2016-08-02 Verizon Patent And Licensing Inc. Data display for signaling aid in emergency and disaster situations
KR20200122820A (ko) * 2019-04-19 2020-10-28 삼성전자주식회사 블루투스 네트워크 환경에서 eir 패킷을 전송하기 위한 전자 장치 및 그에 관한 방법

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH021811A (ja) * 1988-06-09 1990-01-08 Nec Corp 光ビームホモジナイザおよびその形成方法
US5517499A (en) * 1992-05-28 1996-05-14 Telefonaktiebolaget Lm Ericsson Method and an arrangement for synchronizing two or more communication networks of the time multiplex type
US5872820A (en) * 1996-09-30 1999-02-16 Intel Corporation Synchronization in TDMA systems in a non-realtime fashion
US6570857B1 (en) * 1998-01-13 2003-05-27 Telefonaktiebolaget L M Ericsson Central multiple access control for frequency hopping radio networks
GB2342018B (en) * 1998-09-24 2003-11-05 Nokia Mobile Phones Ltd Communication network
US6993049B2 (en) * 2000-06-26 2006-01-31 Koninklijke Philips Electronics N.V. Communication system
KR100680734B1 (ko) * 2000-10-30 2007-02-09 삼성전자주식회사 블루투스 통신용 마스터기기 및 그 비콘채널 형성방법
WO2002058331A2 (en) * 2001-01-18 2002-07-25 Koninklijke Philips Electronics N.V. Connectionless broadcast signalling

Also Published As

Publication number Publication date
KR100862954B1 (ko) 2008-10-13
KR20040071301A (ko) 2004-08-11
US20050118950A1 (en) 2005-06-02
EP1466447B1 (de) 2007-09-19
ATE373912T1 (de) 2007-10-15
CN1615616A (zh) 2005-05-11
CN100348002C (zh) 2007-11-07
DE60222587T2 (de) 2008-06-19
EP1466447A1 (de) 2004-10-13
US7483677B2 (en) 2009-01-27
AU2002237286A1 (en) 2003-07-30
WO2003061215A1 (en) 2003-07-24

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: AMOSMET INVESTMENTS LLC, DOVER, DEL., US