DE69727752D1 - Verfahren und System zur drahtlosen Übertragung mit Sender-Empfänger und mehreren drahtlosen Endgeräten - Google Patents

Verfahren und System zur drahtlosen Übertragung mit Sender-Empfänger und mehreren drahtlosen Endgeräten

Info

Publication number
DE69727752D1
DE69727752D1 DE69727752T DE69727752T DE69727752D1 DE 69727752 D1 DE69727752 D1 DE 69727752D1 DE 69727752 T DE69727752 T DE 69727752T DE 69727752 T DE69727752 T DE 69727752T DE 69727752 D1 DE69727752 D1 DE 69727752D1
Authority
DE
Germany
Prior art keywords
transceiver
several
wireless transmission
wireless devices
wireless
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 - Fee Related
Application number
DE69727752T
Other languages
English (en)
Other versions
DE69727752T2 (de
Inventor
Peter Hans Plocher
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.)
NCR International Inc
Original Assignee
NCR International Inc
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 NCR International Inc filed Critical NCR International Inc
Publication of DE69727752D1 publication Critical patent/DE69727752D1/de
Application granted granted Critical
Publication of DE69727752T2 publication Critical patent/DE69727752T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/24—Radio transmission systems, i.e. using radiation field for communication between two or more posts
    • H04B7/26—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile
    • H04B7/2603—Arrangements for wireless physical layer control
    • H04B7/2606—Arrangements for base station coverage control, e.g. by using relays in tunnels
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W16/00—Network planning, e.g. coverage or traffic planning tools; Network deployment, e.g. resource partitioning or cells structures
    • H04W16/24—Cell structures
    • H04W16/26—Cell enhancers or enhancement, e.g. for tunnels, building shadow

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Transceivers (AREA)
  • Superheterodyne Receivers (AREA)
  • Noise Elimination (AREA)
DE69727752T 1996-09-25 1997-07-30 Verfahren und System zur drahtlosen Übertragung mit Sender-Empfänger und mehreren drahtlosen Endgeräten Expired - Fee Related DE69727752T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/721,603 US5930683A (en) 1996-09-25 1996-09-25 Communication system for preventing interference between wireless devices

Publications (2)

Publication Number Publication Date
DE69727752D1 true DE69727752D1 (de) 2004-04-01
DE69727752T2 DE69727752T2 (de) 2004-10-07

Family

ID=24898585

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69727752T Expired - Fee Related DE69727752T2 (de) 1996-09-25 1997-07-30 Verfahren und System zur drahtlosen Übertragung mit Sender-Empfänger und mehreren drahtlosen Endgeräten

Country Status (4)

Country Link
US (1) US5930683A (de)
EP (1) EP0833465B1 (de)
JP (1) JP3895436B2 (de)
DE (1) DE69727752T2 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6804304B1 (en) * 1998-10-30 2004-10-12 Broadcom Corporation Reduction of aggregate EMI emissions of multiple transmitters
US6823483B1 (en) * 1999-04-22 2004-11-23 Broadcom Corporation Physical coding sublayer for a multi-pair gigabit transceiver
US6674999B2 (en) * 2001-03-16 2004-01-06 Skyworks Solutions, Inc Dynamically varying linearity system for an RF front-end of a communication device
US6841802B2 (en) * 2002-06-26 2005-01-11 Oriol, Inc. Thin film light emitting diode
TWI414163B (zh) * 2009-12-04 2013-11-01 Ind Tech Res Inst 異質無線感測網路橋接裝置以及異質無線感測網路橋接裝置之控制方法以及流量平衡方法
FI125570B (en) 2014-03-26 2015-11-30 Mariella Labels Oy Arrangements, systems and procedures for reducing the effect of interference on radio frequencies in an electronic price tag system

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4002886A (en) * 1975-06-20 1977-01-11 Ronald Murl Sundelin Electronic price display unit
US4500880A (en) * 1981-07-06 1985-02-19 Motorola, Inc. Real time, computer-driven retail pricing display system
US4479215A (en) * 1982-09-24 1984-10-23 General Electric Company Power-line carrier communications system with interference avoidance capability
IL67379A (en) * 1982-12-01 1985-11-29 Tadiran Israel Elect Ind Ltd Real-time frequency management system for hf communication networks
US4578815A (en) * 1983-12-07 1986-03-25 Motorola, Inc. Wide area coverage radio communication system and method
US4736453A (en) * 1985-12-10 1988-04-05 Schloemer Gerald R Method and apparatus for making frequency channel assignment in a cellular or non-cellular radiotelephone communications system
SU1374435A1 (ru) * 1986-06-02 1988-02-15 Войсковая Часть 25871 Устройство дл переключени каналов св зи
US4924363A (en) * 1989-02-15 1990-05-08 Dapopp Products Ltd. Attention-attracting device for use beneath a display shelf
US5263079A (en) * 1990-11-30 1993-11-16 Kabushiki Kaisha Toshiba Dual mode cellular radio communication apparatus having an echo canceller employed in both analog and digital modes
US5172314A (en) * 1991-05-03 1992-12-15 Electronic Retailing Systems International Apparatus for communicating price changes including printer and display devices
US5448226A (en) * 1994-02-24 1995-09-05 Electronic Retailing Systems International, Inc. Shelf talker management system
JP2692592B2 (ja) * 1994-07-08 1997-12-17 日本電気株式会社 マルチチャネルアクセス無線装置
US5550893A (en) * 1995-01-31 1996-08-27 Nokia Mobile Phones Limited Speech compensation in dual-mode telephone

Also Published As

Publication number Publication date
JP3895436B2 (ja) 2007-03-22
EP0833465A2 (de) 1998-04-01
JPH10262003A (ja) 1998-09-29
EP0833465B1 (de) 2004-02-25
DE69727752T2 (de) 2004-10-07
US5930683A (en) 1999-07-27
EP0833465A3 (de) 2001-07-18

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee