CA2148381A1 - Reseau de communication radiofrequence a parametres de communication adaptatifs - Google Patents

Reseau de communication radiofrequence a parametres de communication adaptatifs

Info

Publication number
CA2148381A1
CA2148381A1 CA002148381A CA2148381A CA2148381A1 CA 2148381 A1 CA2148381 A1 CA 2148381A1 CA 002148381 A CA002148381 A CA 002148381A CA 2148381 A CA2148381 A CA 2148381A CA 2148381 A1 CA2148381 A1 CA 2148381A1
Authority
CA
Canada
Prior art keywords
terminal
responsive
data
transmission
communication
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.)
Abandoned
Application number
CA002148381A
Other languages
English (en)
Inventor
Ronald L. Mahany
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.)
Norand Corp
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of CA2148381A1 publication Critical patent/CA2148381A1/fr
Abandoned 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
    • H04B1/692—Hybrid techniques using combinations of two or more spread spectrum techniques
    • 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
    • H04B1/707—Spread spectrum techniques using direct sequence modulation
    • 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
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0002—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission rate
    • H04L1/0003—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission rate by switching between different modulation schemes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0006—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission format
    • H04L1/0007—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission format by modifying the frame length
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0014—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the source coding
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0023—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the signalling
    • H04L1/0025—Transmission of mode-switching indication
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
    • H04L1/0056—Systems characterized by the type of code used
    • H04L1/0071—Use of interleaving
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W28/00—Network traffic management; Network resource management
    • H04W28/02—Traffic management, e.g. flow control or congestion control
    • H04W28/06—Optimizing the usage of the radio link, e.g. header compression, information sizing, discarding information
    • H04W28/065—Optimizing the usage of the radio link, e.g. header compression, information sizing, discarding information using assembly or disassembly of packets
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/0082—Monitoring; Testing using service channels; using auxiliary channels
    • H04B17/0085—Monitoring; Testing using service channels; using auxiliary channels using test signal generators
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/30—Monitoring; Testing of propagation channels
    • H04B17/309—Measuring or estimating channel quality parameters
    • H04B17/318—Received signal strength
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B2201/00—Indexing scheme relating to details of transmission systems not covered by a single group of H04B3/00 - H04B13/00
    • H04B2201/69—Orthogonal indexing scheme relating to spread spectrum techniques in general
    • H04B2201/707—Orthogonal indexing scheme relating to spread spectrum techniques in general relating to direct sequence modulation
    • H04B2201/70707—Efficiency-related aspects
    • H04B2201/7071—Efficiency-related aspects with dynamic control of receiver resources
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W28/00—Network traffic management; Network resource management
    • H04W28/16—Central resource management; Negotiation of resources or communication parameters, e.g. negotiating bandwidth or QoS [Quality of Service]
    • H04W28/18—Negotiating wireless communication parameters
CA002148381A 1992-11-02 1993-11-02 Reseau de communication radiofrequence a parametres de communication adaptatifs Abandoned CA2148381A1 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US97041192A 1992-11-02 1992-11-02
US07/970,411 1992-11-02
US97323792A 1992-11-09 1992-11-09
US07/973,237 1992-11-09

Publications (1)

Publication Number Publication Date
CA2148381A1 true CA2148381A1 (fr) 1994-05-11

Family

ID=27130536

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002148381A Abandoned CA2148381A1 (fr) 1992-11-02 1993-11-02 Reseau de communication radiofrequence a parametres de communication adaptatifs

Country Status (3)

Country Link
AU (1) AU5590294A (fr)
CA (1) CA2148381A1 (fr)
WO (1) WO1994010774A1 (fr)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU689820B2 (en) * 1993-12-28 1998-04-09 Nec Corporation IC card radio modem and communication system using the same
FR2721784B1 (fr) * 1994-06-24 1996-07-19 Thomson Csf Procédé, émetteur et récepteur pour la transmission d'informations par paquets.
MY123040A (en) * 1994-12-19 2006-05-31 Salbu Res And Dev Proprietary Ltd Multi-hop packet radio networks
DE19514223B4 (de) * 1995-04-15 2005-06-23 Claas Kgaa Mbh Verfahren zur Einsatzoptimierung von Landmaschinen
US5873070A (en) * 1995-06-07 1999-02-16 Norand Corporation Data collection system
DE19535021A1 (de) * 1995-09-21 1997-07-10 Joerg Dr Arnold Mobilfunkendgerät/Mobilfunkrelais
FI105959B (fi) 1997-01-29 2000-10-31 Nokia Networks Oy Menetelmä interferenssin vähentämiseksi ja radiojärjestelmä
JPH10191546A (ja) * 1997-11-28 1998-07-21 Toshiba Corp 電力系統保護制御システム
JP3589343B2 (ja) 2000-01-25 2004-11-17 株式会社エヌ・ティ・ティ・ドコモ フレーム伝送方法及びフレーム伝送装置
US6745011B1 (en) * 2000-09-01 2004-06-01 Telephia, Inc. System and method for measuring wireless device and network usage and performance metrics
SE0004914D0 (sv) * 2000-12-29 2000-12-29 Ericsson Telefon Ab L M Method and arrangement in a telecommunication system
US6550674B1 (en) 2002-08-23 2003-04-22 Yoram Neumark System for cataloging an inventory and method of use
CN102721982B (zh) * 2012-06-26 2014-08-13 中国科学院电工研究所 基于扩频编码技术的地面电磁勘探方法及其探测系统

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4587514A (en) * 1984-09-07 1986-05-06 Verilink Corporation Interface method and apparatus
JPS62281626A (ja) * 1986-05-30 1987-12-07 Nippon Telegr & Teleph Corp <Ntt> デジタルデ−タ伝送方式
CH676179A5 (fr) * 1988-09-29 1990-12-14 Ascom Zelcom Ag
US4994909A (en) * 1989-05-04 1991-02-19 Northern Telecom Limited Video signal distribution system
US5056109A (en) * 1989-11-07 1991-10-08 Qualcomm, Inc. Method and apparatus for controlling transmission power in a cdma cellular mobile telephone system
US5210770A (en) * 1991-09-27 1993-05-11 Lockheed Missiles & Space Company, Inc. Multiple-signal spread-spectrum transceiver

Also Published As

Publication number Publication date
AU5590294A (en) 1994-05-24
WO1994010774A1 (fr) 1994-05-11

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Legal Events

Date Code Title Description
EEER Examination request
FZDE Discontinued
FZDE Discontinued

Effective date: 20021104