DE593289T1 - Frequenzsprungspreizspektrumdatenübertragungssystem. - Google Patents

Frequenzsprungspreizspektrumdatenübertragungssystem.

Info

Publication number
DE593289T1
DE593289T1 DE0593289T DE93308183T DE593289T1 DE 593289 T1 DE593289 T1 DE 593289T1 DE 0593289 T DE0593289 T DE 0593289T DE 93308183 T DE93308183 T DE 93308183T DE 593289 T1 DE593289 T1 DE 593289T1
Authority
DE
Germany
Prior art keywords
data transmission
transmission system
spread spectrum
frequency hopping
spectrum data
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.)
Pending
Application number
DE0593289T
Other languages
English (en)
Inventor
John W Avery
W Burchall Cooper
Kenneth P Nelson
Donald A Jones
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.)
LXE LLC
Original Assignee
LXE LLC
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 LXE LLC filed Critical LXE LLC
Publication of DE593289T1 publication Critical patent/DE593289T1/de
Pending 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
    • H04B1/7143—Arrangements for generation of hop patterns
    • 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
    • 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
    • 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
    • H04B7/2621—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile using frequency division multiple access [FDMA]
    • 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
    • H04B2001/71563—Acquisition
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W36/00—Hand-off or reselection arrangements
    • H04W36/08—Reselecting an access point
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W48/00—Access restriction; Network selection; Access point selection
    • H04W48/08—Access restriction or access information delivery, e.g. discovery data delivery
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W56/00—Synchronisation arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W74/00—Wireless channel access, e.g. scheduled or random access
    • 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
DE0593289T 1992-10-15 1993-10-13 Frequenzsprungspreizspektrumdatenübertragungssystem. Pending DE593289T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/961,787 US5287384A (en) 1992-10-15 1992-10-15 Frequency hopping spread spectrum data communications system

Publications (1)

Publication Number Publication Date
DE593289T1 true DE593289T1 (de) 1994-11-17

Family

ID=25504999

Family Applications (1)

Application Number Title Priority Date Filing Date
DE0593289T Pending DE593289T1 (de) 1992-10-15 1993-10-13 Frequenzsprungspreizspektrumdatenübertragungssystem.

Country Status (7)

Country Link
US (2) US5287384A (de)
EP (2) EP0593289A3 (de)
JP (1) JPH0738469A (de)
CA (1) CA2108389A1 (de)
DE (1) DE593289T1 (de)
ES (1) ES2077544T1 (de)
MX (1) MX9306438A (de)

Families Citing this family (148)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6389010B1 (en) * 1995-10-05 2002-05-14 Intermec Ip Corp. Hierarchical data collection network supporting packetized voice communications among wireless terminals and telephones
US5842029A (en) * 1991-10-17 1998-11-24 Intel Corporation Method and apparatus for powering down an integrated circuit transparently and its phase locked loop
US5627880A (en) * 1992-11-02 1997-05-06 Motorola, Inc. MAHO method for SFH-CDMA/TDMA using punctured frames
US5473767A (en) * 1992-11-03 1995-12-05 Intel Corporation Method and apparatus for asynchronously stopping the clock in a processor
JPH06261020A (ja) * 1993-03-05 1994-09-16 Hitachi Ltd 周波数ホッピング通信システム及び通信装置
US5394433A (en) * 1993-04-22 1995-02-28 International Business Machines Corporation Frequency hopping pattern assignment and control in multiple autonomous collocated radio networks
US6006090A (en) * 1993-04-28 1999-12-21 Proxim, Inc. Providing roaming capability for mobile computers in a standard network
AU7210894A (en) * 1993-06-25 1995-01-17 Xircom, Inc. Virtual carrier detection for wireless local area network with distributed control
US5506863A (en) * 1993-08-25 1996-04-09 Motorola, Inc. Method and apparatus for operating with a hopping control channel in a communication system
KR960015361B1 (ko) * 1993-09-15 1996-11-09 엘지정보통신 주식회사 광역망 trs 및 그 운용방법
US5425049A (en) * 1993-10-25 1995-06-13 Ericsson Ge Mobile Communications Inc. Staggered frequency hopping cellular radio system
US5610324A (en) 1993-11-08 1997-03-11 Fugitive Emissions Detection Devices, Inc. Fugitive emissions indicating device
IL108056A (en) * 1993-12-16 1998-07-15 Geotek Ind Inc Radio telephone system for minimizing inter-channel interference that uses geographical separation of signals and power control to tradition
US5838673A (en) * 1993-12-16 1998-11-17 Geotek Industries, Inc. Radio telephone system for minimizing co-channel interference utilizing geographic separation of signals and transmission power control
US5430775A (en) * 1994-01-27 1995-07-04 Motorola, Inc. Method and apparatus for a radio communication system
AU1974795A (en) 1994-03-03 1995-09-18 Proxim, Inc. Frequency hopping medium access control protocol
US5448569A (en) * 1994-04-12 1995-09-05 International Business Machines Corporation Handoff monitoring in cellular communication networks using slow frequency hopping
JP3326292B2 (ja) * 1994-05-24 2002-09-17 株式会社東芝 通信機器及びその通信方法
US5496992A (en) * 1994-06-21 1996-03-05 Lxe, Inc. Dual trigger multiplexed data entry terminal
US5896412A (en) * 1994-07-22 1999-04-20 Crossbow, Ltd. Wireless communication system
EP0692882A3 (de) * 1994-07-15 1997-05-02 Crossbow Ltd Verfahren und Anordnung zur Frequenzsprungkommunikation in einem Netz von drahtlosen Sende-Empfangsgeräten
SE503893C2 (sv) * 1994-07-15 1996-09-30 Ericsson Telefon Ab L M Förfarande och anordning för frekvenshoppning i ett radiokommunikationssystem
US5517504A (en) * 1994-07-29 1996-05-14 Motorola, Inc. Method and system for providing uplink/downlink collision avoidance in a wireless communication system
US5504750A (en) * 1994-08-01 1996-04-02 Motorola, Inc. Method and apparatus for a radio system operating on shared communication channels
US5784368A (en) * 1994-09-23 1998-07-21 Motorola, Inc. Method and apparatus for providing a synchronous communication environment
US5533025A (en) * 1994-09-26 1996-07-02 International Business Machines Corporation Robust frequency management and acquisition in a wireless local area network that uses frequency-hopping radios
DE69427404T2 (de) * 1994-10-26 2001-11-08 Ibm Zuordnungsverfahren und Vorrichtung zur Wiederverwendung von Netzressourcen in einem drahtlosen Kommunikationssystem
JP3223055B2 (ja) * 1994-11-11 2001-10-29 株式会社日立製作所 無線ｌａｎシステム及びその基地局装置
US5768531A (en) * 1995-03-27 1998-06-16 Toshiba America Information Systems Apparatus and method for using multiple communication paths in a wireless LAN
CA2173428A1 (en) 1995-04-06 1996-10-07 Donald W. Church Electronic parking meter
US5659303A (en) * 1995-04-20 1997-08-19 Schlumberger Industries, Inc. Method and apparatus for transmitting monitor data
US5682403A (en) * 1995-05-04 1997-10-28 Wavelink Communications Spread spectrum communication network signal processor
US5734979A (en) * 1995-05-04 1998-03-31 Interwave Communications International, Ltd. Cellular base station with intelligent call routing
US5781582A (en) * 1995-05-04 1998-07-14 Interwave Communications International Ltd. Frequency agile transceiver with multiple frequency synthesizers per transceiver
WO1996039781A1 (en) * 1995-06-06 1996-12-12 Flash Comm, Inc. Determining propagating and clear frequency in wireless data communications network
US5765112A (en) * 1995-06-06 1998-06-09 Flash Comm. Inc. Low cost wide area network for data communication using outbound message specifying inbound message time and frequency
US5734963A (en) * 1995-06-06 1998-03-31 Flash Comm, Inc. Remote initiated messaging apparatus and method in a two way wireless data communications network
DE69509804T2 (de) * 1995-06-14 1999-12-09 Ibm Datenpaketuebertragung in codemultiplexmehrfachzugriffssystemen
US5586120A (en) * 1995-07-05 1996-12-17 Motorola, Inc. Method for a channel hopping communication system with variable transmission bandwidth
US5768695A (en) * 1995-08-25 1998-06-16 Advanced Micro Devices, Inc. Apparatus and method for providing a flexible ramp up and ramp down of the sections of a radio in a wireless local area network
US6005884A (en) * 1995-11-06 1999-12-21 Ems Technologies, Inc. Distributed architecture for a wireless data communications system
FR2742281B1 (fr) * 1995-12-07 1998-01-16 Commissariat Energie Atomique Recepteur differentiel de signaux a etalement de spectre par sequence directe
US5802132A (en) * 1995-12-29 1998-09-01 Intel Corporation Apparatus for generating bus clock signals with a 1/N characteristic in a 2/N mode clocking scheme
US5821784A (en) * 1995-12-29 1998-10-13 Intel Corporation Method and apparatus for generating 2/N mode bus clock signals
US5834956A (en) 1995-12-29 1998-11-10 Intel Corporation Core clock correction in a 2/N mode clocking scheme
US5970400A (en) * 1996-04-30 1999-10-19 Magellan Corporation Adjusting the timing and synchronization of a radio's oscillator with a signal from an SATPS satellite
US6058374A (en) * 1996-06-20 2000-05-02 Northrop Grumman Corporation Inventorying method and system for monitoring items using tags
US6088591A (en) * 1996-06-28 2000-07-11 Aironet Wireless Communications, Inc. Cellular system hand-off protocol
US6047175A (en) * 1996-06-28 2000-04-04 Aironet Wireless Communications, Inc. Wireless communication method and device with auxiliary receiver for selecting different channels
US6215982B1 (en) 1996-06-28 2001-04-10 Cisco Systems, Inc. Wireless communication method and device with auxiliary receiver for selecting different channels
US5784422A (en) * 1996-08-05 1998-07-21 Transcrypt International, Inc. Apparatus and method for accurate synchronization with inbound data packets at relatively low sampling rates
US5982808A (en) 1996-08-30 1999-11-09 Harris Corporation System and method for communicating with plural remote transmitter
US5826067A (en) * 1996-09-06 1998-10-20 Intel Corporation Method and apparatus for preventing logic glitches in a 2/n clocking scheme
US5862373A (en) * 1996-09-06 1999-01-19 Intel Corporation Pad cells for a 2/N mode clocking scheme
DE19645808B4 (de) * 1996-11-07 2005-12-15 Kiekert Ag Kraftfahrzeug mit einer Zentralverriegelungsanlage sowie mit einer Fernbetätigungsinstallation
DE19651707A1 (de) * 1996-12-12 1998-08-20 Altvater Air Data Systems Gmbh Verfahren zum Übertragen von Datenpaketen
US6324592B1 (en) * 1997-02-25 2001-11-27 Keystone Aerospace Apparatus and method for a mobile computer architecture and input/output management system
US6549560B1 (en) 1997-06-03 2003-04-15 The United States Of America As Represented By The Secretary Of The Navy Comb limiter combiner for frequency-hopped communications
DE19728491B4 (de) * 1997-07-03 2007-11-22 T-Mobile Deutschland Gmbh Verfahren und Anordnung zum kapazitätsgesteuerten Betrieb von Mobilfunknetzen
US5946356A (en) * 1997-07-16 1999-08-31 Motorola, Inc. Method and apparatus for data transmission within a broad-band communications system
US6058137A (en) * 1997-09-15 2000-05-02 Partyka; Andrzej Frequency hopping system for intermittent transmission
US6590928B1 (en) 1997-09-17 2003-07-08 Telefonaktiebolaget Lm Ericsson (Publ) Frequency hopping piconets in an uncoordinated wireless multi-user system
DE19742681C2 (de) * 1997-09-26 2003-03-06 Ericsson Telefon Ab L M GPRS-Teilnehmerauswahl von mehreren Internet-Dienstanbietern
US6327254B1 (en) * 1997-10-14 2001-12-04 Lucent Technologies Inc. Method for bandwidth sharing in a multiple access system for communications networks
JPH11120487A (ja) 1997-10-21 1999-04-30 Toyota Motor Corp 移動体端末装置、情報提供装置、情報提供システム、情報提供方法及び移動体端末装置のためのプログラムを記録した媒体
US6658113B1 (en) 1997-11-18 2003-12-02 Transcrypt International, Inc. Apparatus and method for concealing data bursts in an analog scrambler using audio repetition
US20040160906A1 (en) 2002-06-21 2004-08-19 Aware, Inc. Multicarrier transmission system with low power sleep mode and rapid-on capability
US5886883A (en) * 1998-02-11 1999-03-23 Dedicated Digital Technology, Inc. Alternative power supply system for replacement of nickel-cadmium battery packs
US6112094A (en) * 1998-04-06 2000-08-29 Ericsson Inc. Orthogonal frequency hopping pattern re-use scheme
US7224713B2 (en) 1998-04-09 2007-05-29 Andrzej Partyka Telemetry system with authentication
US6360328B1 (en) * 1998-07-02 2002-03-19 Yamaha Corporation Plural sampling frequency signal processing by performing designated routines during sub-multiple time slots of each period
US6418538B1 (en) * 1998-07-06 2002-07-09 Intel Corporation Method and system for scheduling transactions over a half duplex link
US6549784B1 (en) * 1998-12-28 2003-04-15 At&T Corp. Method and apparatus for implementing measurement based dynamic frequency hopping in wireless communication systems
US7123624B1 (en) 1999-01-14 2006-10-17 Cape Range Wireless, Ltd. System and method for single-point to fixed-multipoint data communication
US6377609B1 (en) * 1999-03-05 2002-04-23 Neptune Technology Group Inc. Spread spectrum frequency hopping system and method
DE19918387A1 (de) * 1999-04-22 2000-11-02 Siemens Ag Verfahren zum Synchronisieren der Frequenz beim drahtlosen Fernsprechen sowie Anordnung zur Durchführung des Verfahrens
US6985750B1 (en) 1999-04-27 2006-01-10 Bj Services Company Wireless network system
KR100346227B1 (ko) 1999-09-18 2002-08-01 삼성전자 주식회사 부호분할다중접속 이동통신시스템에서의 잡음전력 추정장치 및방법
US6967974B1 (en) 1999-09-30 2005-11-22 Andrzej Partyka Transmission of urgent messages in telemetry system
US6961369B1 (en) 1999-11-09 2005-11-01 Aware, Inc. System and method for scrambling the phase of the carriers in a multicarrier communications system
US6934388B1 (en) * 1999-11-12 2005-08-23 Itt Manufacturing Enterprises, Inc. Method and apparatus for generating random permutations
PT1245093E (pt) 2000-01-07 2007-01-31 Aware Inc Sistemas e métodos de diagnóstico para modems de portadoras múltiplas
CA2394751A1 (en) * 2000-01-08 2001-07-19 Aware, Inc. Dynamic frequency-hopping system
US20030214933A1 (en) * 2000-01-13 2003-11-20 Cape Range Wireless Malaysia Sdn System and method for single-point to fixed-multipoint data communication
US6894975B1 (en) 2000-01-15 2005-05-17 Andrzej Partyka Synchronization and access of the nodes in a communications network
US6845123B1 (en) * 2000-02-25 2005-01-18 Telefonaktiebolaget Lm Ericsson (Publ) Frequency hopping sequence allocation
US6807146B1 (en) 2000-04-21 2004-10-19 Atheros Communications, Inc. Protocols for scalable communication system using overland signals and multi-carrier frequency communication
US6925105B1 (en) 2000-05-01 2005-08-02 Andrzej Partyka Overhead reduction in system for intermittent transmission
FI20001263A (fi) * 2000-05-25 2001-11-26 Patria Ailon Oy Langattoman lyhyen kantaman radiotaajuusverkon ohjaaminen
US7113492B2 (en) * 2001-02-07 2006-09-26 Siemens Communications Inc. Audio broadcast in cordless digital system
KR20030024819A (ko) 2000-08-01 2003-03-26 이트론 인코포레이티드 저전력 이중 프로토콜 송수신기
MXPA03000916A (es) * 2000-08-01 2003-10-14 Itron Inc Sistema de espectro propagado de salto de frecuencia con rastreo de alta sensibilidad y sincronizacion con senales inestables de frecuencia.
GB0022269D0 (en) * 2000-09-12 2000-10-25 Koninkl Philips Electronics Nv Data transmission system
US7209495B2 (en) 2000-09-28 2007-04-24 Andrzej Partyka Urgent messages and power-up in frequency hopping system for intemittent transmission
JP3426218B2 (ja) 2001-01-19 2003-07-14 松下電器産業株式会社 基地局装置及び符号化／変調方法
US7027418B2 (en) 2001-01-25 2006-04-11 Bandspeed, Inc. Approach for selecting communications channels based on performance
GB2375013A (en) * 2001-04-27 2002-10-30 Ericsson Telefon Ab L M Communicating connectivity information in a frequency hopping piconet
GB2376602B (en) * 2001-06-15 2003-06-18 Motorola Inc A method for providing a communication channel in time division duplexing (TDD) mode between a TDD mobile and a TDD base station
US7453881B2 (en) 2001-10-05 2008-11-18 Aware, Inc. Systems and methods for multi-pair ATM over DSL
US7729776B2 (en) * 2001-12-19 2010-06-01 Cardiac Pacemakers, Inc. Implantable medical device with two or more telemetry systems
US6993393B2 (en) 2001-12-19 2006-01-31 Cardiac Pacemakers, Inc. Telemetry duty cycle management system for an implantable medical device
US6985773B2 (en) 2002-02-07 2006-01-10 Cardiac Pacemakers, Inc. Methods and apparatuses for implantable medical device telemetry power management
US7248146B1 (en) 2002-02-25 2007-07-24 Palm, Inc. Method for waking a device in response to wireless network activity
US6943667B1 (en) * 2002-02-25 2005-09-13 Palm, Inc. Method for waking a device in response to a wireless network activity
US7898994B2 (en) * 2002-02-25 2011-03-01 Hewlett-Packard Development Company, L.P. Power saving in multi-processor device
US7555013B2 (en) * 2002-08-12 2009-06-30 Harris Corporation Method and system for the blind determination of frequency hopping system characteristics and synchronization thereto
US8937928B2 (en) 2002-08-23 2015-01-20 Koninklijke Philips N.V. Frequency hopping in 5GHz WLAN via dynamic frequency selection
US20040085930A1 (en) * 2002-10-31 2004-05-06 Lung-Sheng Lee Radio device capable of anticipating a link state and method thereof
EP1599976B1 (de) * 2003-02-27 2009-02-25 Koninklijke Philips Electronics N.V. Energiemanagement für ieee 802.11 ibss unter verwendung eines end-of-atim-rahmens und einer dynamisch bestimmten atim-periode
US7430241B2 (en) * 2003-03-14 2008-09-30 Lucent Technologies Inc. Method for early decoding of control channel information
DE10331313B3 (de) * 2003-07-10 2005-01-05 Siemens Ag Verfahren zur Synchronisation eines in Funkzellen aufgeteilten Funkkommunikationssystems
EP1721403A2 (de) 2004-03-03 2006-11-15 Aware, Inc. Adaptiv-fec-codierung in dsl-systemen gemäss gemessenem impulsrauschen
WO2005099817A1 (en) 2004-04-07 2005-10-27 Cardiac Pacemakers, Inc. Rf wake-up of implantable medical device
US7539541B2 (en) * 2004-08-09 2009-05-26 Cardiac Pacemakers, Inc. Automatic power control for a radio frequency transceiver of an implantable device
CA2550263C (en) 2004-09-25 2010-11-02 Aware, Inc. Crc counter normalization
US7167463B2 (en) * 2004-10-07 2007-01-23 Meshnetworks, Inc. System and method for creating a spectrum agile wireless multi-hopping network
CA2580280C (en) 2004-10-12 2015-03-10 Aware, Inc. Resource sharing in a telecommunications environment
JP2008517535A (ja) 2004-10-15 2008-05-22 アウェア， インコーポレイテッド インパルス雑音の存在におけるｄｍｔ記号繰り返し
US7218969B2 (en) * 2005-01-19 2007-05-15 Cardiac Pacemakers, Inc. Dynamic channel selection for RF telemetry with implantable device
US7664553B2 (en) 2005-04-27 2010-02-16 Cardiac Pacemakers, Inc. System and method for enabling communications with implantable medical devices
WO2007143277A2 (en) 2006-04-12 2007-12-13 Aware, Inc. Packet retransmission and memory sharing
US8185204B2 (en) 2006-07-12 2012-05-22 Cardiac Pacemakers, Inc. Implantable medical device telemetry with adaptive frequency hopping
US7623922B2 (en) * 2006-07-12 2009-11-24 Cardiac Pacemakers, Inc. Implantable medical device telemetry with periodic frequency hopping
US20080056218A1 (en) * 2006-08-29 2008-03-06 Motorola, Inc. Method for transmitting multi-frame handover or assignment messages
US7769456B2 (en) * 2006-09-01 2010-08-03 Cardiac Pacemakers, Inc. Frequency-agile system for telemetry with implantable device
US8046079B2 (en) 2007-03-13 2011-10-25 Cardiac Pacemakers, Inc. Implantable medical device telemetry with hop-on-error frequency hopping
US20080231466A1 (en) * 2007-03-19 2008-09-25 Halliburton Energy Services, Inc. Facilitating the communication of connectively dissimilar well servicing industry equipment via a universal connection device
US8085799B2 (en) * 2007-06-19 2011-12-27 International Business Machines Corporation System, method and program for network routing
US8154419B2 (en) * 2007-12-14 2012-04-10 Halliburton Energy Services Inc. Oilfield area network communication system and method
CA2664291C (en) 2008-04-25 2013-09-17 J.J. Mackay Canada Limited Improved data collection system for electronic parking meters
CA2745365C (en) 2008-12-23 2013-01-08 J.J. Mackay Canada Limited Low power wireless parking meter and parking meter network
US8447252B2 (en) * 2009-01-21 2013-05-21 Bandspeed, Inc. Adaptive channel scanning for detection and classification of RF signals
US8849213B2 (en) * 2009-01-21 2014-09-30 Bandspeed, Inc. Integrated circuit for signal analysis
US8616274B2 (en) 2010-05-07 2013-12-31 Halliburton Energy Services, Inc. System and method for remote wellbore servicing operations
US8250887B2 (en) 2010-05-26 2012-08-28 J.J. Mackay Canada Limited Tamper resistant lock
CA3178279A1 (en) 2011-03-03 2012-09-03 J.J. Mackay Canada Limited Parking meter with contactless payment
CA145137S (en) 2012-04-02 2013-07-22 Jj Mackay Canada Ltd Single space parking meter
EP2975901A1 (de) * 2014-07-14 2016-01-20 Alcatel Lucent Zufallszugriff für drahtlose Mehrträgerkommunikationen mit Anpassung eines Distributed Queuing Random Access Protocol
CN106302181B (zh) * 2015-05-19 2020-06-26 中兴通讯股份有限公司 通信设备的报文转发配置方法、装置及报文转发方法
CA2894350C (en) 2015-06-16 2023-03-28 J.J. Mackay Canada Limited Coin chute with anti-fishing assembly
USRE48566E1 (en) 2015-07-15 2021-05-25 J.J. Mackay Canada Limited Parking meter
USD813059S1 (en) 2016-02-24 2018-03-20 J.J. Mackay Canada Limited Parking meter
CN108365927B (zh) * 2017-01-26 2021-03-30 华为技术有限公司 传输方法、网络设备和终端设备
KR102001316B1 (ko) * 2017-11-23 2019-10-01 고려대학교 산학협력단 무선 전력 전송 통신에서 전송 시간 할당 방법
CN108600990B (zh) * 2018-05-08 2020-07-14 北京凤凰汇通科技有限公司 车地辅助通信方法
US11922756B2 (en) 2019-01-30 2024-03-05 J.J. Mackay Canada Limited Parking meter having touchscreen display
CA3031936A1 (en) 2019-01-30 2020-07-30 J.J. Mackay Canada Limited Spi keyboard module for a parking meter and a parking meter having an spi keyboard module
CN113972968A (zh) * 2021-11-19 2022-01-25 中国电子科技集团公司第三十八研究所 基于主动延迟扩频Aloha协议的周期短报文传输方法及系统

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6013588B2 (ja) * 1977-09-16 1985-04-08 日本電気株式会社 無線個別呼出受信機
US4709365A (en) * 1983-10-31 1987-11-24 Beale International Technology Limited Data transmission system and method
US4575842A (en) * 1984-05-14 1986-03-11 The United States Of America As Represented By The Secretary Of The Air Force Survivable local area network
US4701911A (en) * 1986-09-15 1987-10-20 General Electric Company Media accessing apparatus and method for communication system
US5095480A (en) * 1989-06-16 1992-03-10 Fenner Peter R Message routing system for shared communication media networks
US5121382A (en) * 1989-10-11 1992-06-09 Digital Equipment Corporation Station-to-station full duplex communication in a communications network
US5123029A (en) * 1991-06-21 1992-06-16 International Business Machines Corporation Broadcast-initiated bipartite frame multi-access protocol
US5286384A (en) * 1993-01-14 1994-02-15 Enviroland, Inc. Sludge scraper apparatus

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US5287384A (en) 1994-02-15
EP0593289A3 (de) 1995-04-19
US5386435A (en) 1995-01-31
EP0697772A2 (de) 1996-02-21
JPH0738469A (ja) 1995-02-07
MX9306438A (es) 1994-05-31
CA2108389A1 (en) 1994-04-16
EP0593289A2 (de) 1994-04-20
ES2077544T1 (es) 1995-12-01

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