DE69835452D1 - Sender und verfahren zum senden von daten - Google Patents

Sender und verfahren zum senden von daten

Info

Publication number
DE69835452D1
DE69835452D1 DE69835452T DE69835452T DE69835452D1 DE 69835452 D1 DE69835452 D1 DE 69835452D1 DE 69835452 T DE69835452 T DE 69835452T DE 69835452 T DE69835452 T DE 69835452T DE 69835452 D1 DE69835452 D1 DE 69835452D1
Authority
DE
Germany
Prior art keywords
transmitter
sending data
sending
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.)
Expired - Lifetime
Application number
DE69835452T
Other languages
English (en)
Other versions
DE69835452T2 (de
Inventor
Alexander Murdoch
Colin Littlechild
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.)
Magellan Technology Pty Ltd
Original Assignee
Magellan Technology Pty Ltd
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 Magellan Technology Pty Ltd filed Critical Magellan Technology Pty Ltd
Publication of DE69835452D1 publication Critical patent/DE69835452D1/de
Application granted granted Critical
Publication of DE69835452T2 publication Critical patent/DE69835452T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/18—Phase-modulated carrier systems, i.e. using phase-shift keying
    • H04L27/20—Modulator circuits; Transmitter circuits
    • H04L27/2032—Modulator circuits; Transmitter circuits for discrete phase modulation, e.g. in which the phase of the carrier is modulated in a nominally instantaneous manner
    • H04L27/2053—Modulator circuits; Transmitter circuits for discrete phase modulation, e.g. in which the phase of the carrier is modulated in a nominally instantaneous manner using more than one carrier, e.g. carriers with different phases
    • H04L27/206—Modulator circuits; Transmitter circuits for discrete phase modulation, e.g. in which the phase of the carrier is modulated in a nominally instantaneous manner using more than one carrier, e.g. carriers with different phases using a pair of orthogonal carriers, e.g. quadrature carriers
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/74—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems
    • G01S13/75—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems using transponders powered from received waves, e.g. using passive transponders, or using passive reflectors
    • G01S13/751—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems using transponders powered from received waves, e.g. using passive transponders, or using passive reflectors wherein the responder or reflector radiates a coded signal
    • G01S13/758—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems using transponders powered from received waves, e.g. using passive transponders, or using passive reflectors wherein the responder or reflector radiates a coded signal using a signal generator powered by the interrogation signal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/38—Synchronous or start-stop systems, e.g. for Baudot code
    • H04L25/40—Transmitting circuits; Receiving circuits
    • H04L25/49—Transmitting circuits; Receiving circuits using code conversion at the transmitter; using predistortion; using insertion of idle bits for obtaining a desired frequency spectrum; using three or more amplitude levels ; Baseband coding techniques specific to data transmission systems
    • H04L25/4902—Pulse width modulation; Pulse position modulation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/18—Phase-modulated carrier systems, i.e. using phase-shift keying
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/18—Phase-modulated carrier systems, i.e. using phase-shift keying
    • H04L27/22—Demodulator circuits; Receiver circuits
    • H04L27/227—Demodulator circuits; Receiver circuits using coherent demodulation
    • H04L27/2275—Demodulator circuits; Receiver circuits using coherent demodulation wherein the carrier recovery circuit uses the received modulated signals

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Near-Field Transmission Systems (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Transmitters (AREA)
DE69835452T 1997-12-24 1998-12-24 Sender und verfahren zum senden von daten Expired - Lifetime DE69835452T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
AUPP111297 1997-12-24
AUPP1112A AUPP111297A0 (en) 1997-12-24 1997-12-24 A transmitter and a method for transmitting data
PCT/AU1998/001077 WO1999034526A1 (en) 1997-12-24 1998-12-24 A transmitter and a method for transmitting data

Publications (2)

Publication Number Publication Date
DE69835452D1 true DE69835452D1 (de) 2006-09-14
DE69835452T2 DE69835452T2 (de) 2007-08-02

Family

ID=3805394

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69835452T Expired - Lifetime DE69835452T2 (de) 1997-12-24 1998-12-24 Sender und verfahren zum senden von daten

Country Status (6)

Country Link
US (1) US20050272383A1 (de)
EP (1) EP1048126B1 (de)
JP (2) JP4310046B2 (de)
AU (1) AUPP111297A0 (de)
DE (1) DE69835452T2 (de)
WO (1) WO1999034526A1 (de)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1360764A4 (de) * 2001-02-09 2004-05-12 Harold R Walker Digitale modulationseinrichtung in einem system und verfahren zu ihrer herstellung
DE102004031570B4 (de) * 2004-06-12 2008-04-10 Leica Microsystems Cms Gmbh Objektträgervorrichtung zur Untersuchung mit einem Mikroskop
AU2006292011B2 (en) * 2005-09-12 2011-11-03 Sato Holdings Corporation A method and apparatus adapted to demodulate a data signal
US8417195B2 (en) 2005-09-12 2013-04-09 Magellan Technology Pty Limited Method and apparatus adapted to transmit data
WO2007030861A1 (en) 2005-09-12 2007-03-22 Magellan Technology Pty Ltd Antenna design and interrogator system
US8451950B2 (en) 2005-09-12 2013-05-28 Magellan Technology Pty Limited Method and apparatus adapted to demodulate a data signal
US20090075591A1 (en) * 2006-03-20 2009-03-19 Graham Alexander Munro Murdoch Communications Technologies
US7706764B2 (en) 2006-06-03 2010-04-27 Thingmagic, Inc. Systems and methods for active noise cancellation in an RFID tag reader
US7683780B2 (en) 2006-07-24 2010-03-23 Thingmagic, Inc. Methods and apparatus for RFID tag placement
WO2008063983A2 (en) * 2006-11-13 2008-05-29 Thingmagic, Inc. Systems and methods for slot classification
US8081063B2 (en) 2006-11-13 2011-12-20 Trimble Navigation Limited Systems and methods for Q value determination
US8022814B2 (en) 2006-11-13 2011-09-20 Trimble Navigation Limited Systems and methods for slot classification
WO2008089507A1 (en) 2007-01-22 2008-07-31 Magellan Technology Pty Ltd Communication method and device
CN102124660A (zh) 2008-06-12 2011-07-13 美格兰科技私人有限公司 天线设计与询问器系统
KR101365942B1 (ko) * 2009-12-18 2014-02-24 한국전자통신연구원 수동형 ｒｆｉｄ 시스템 및 방법
US8717147B2 (en) 2009-12-18 2014-05-06 Electronics And Telecommunications Research Institute Passive RFID system and method
US8890658B2 (en) 2011-10-31 2014-11-18 Electronics And Telecommunications Research Institute RFID system and communication method thereof
US10032103B2 (en) 2012-07-13 2018-07-24 Sato Holdings Corporation Antenna design and interrogator system
US10007821B2 (en) 2013-04-15 2018-06-26 Sato Holdings Corporation Interrogator system, apparatus and method
AU2015313561B2 (en) 2014-09-12 2020-08-20 Sato Holdings Kabushiki Kaisha RFID extended operation range system, apparatus and method

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4011562A (en) * 1975-03-21 1977-03-08 Cubic Industrial Corporation Single frequency radio ranging system
JPS5831062B2 (ja) * 1975-05-16 1983-07-04 日本電気株式会社 カクドヘンチヨウハノソクタイハヨクアツホウシキ
US4249214A (en) * 1979-03-23 1981-02-03 Rca Corporation Exciter having incidental phase correction compensation in consonance with output power level
US4307464A (en) * 1979-12-26 1981-12-22 General Electric Company Method and apparatus for synthesizing a modulated carrier to reduced interchannel interference in a digital communication system
JPH0648806B2 (ja) * 1985-10-09 1994-06-22 松下電器産業株式会社 信号多重装置
US4899158A (en) * 1987-09-26 1990-02-06 Matsushita Electric Works, Ltd. Moving object discriminating system
US4972440A (en) * 1988-09-23 1990-11-20 Hughes Aircraft Company Transmitter circuit for efficiently transmitting communication traffic via phase modulated carrier signals
JPH02217043A (ja) * 1989-02-17 1990-08-29 Mitsubishi Electric Corp 位相変調器
JPH02130145U (de) * 1989-04-03 1990-10-26
US5053780A (en) * 1989-06-14 1991-10-01 Hughes Aircraft Company Responsive simultaneous frequency agile radar
US5252962A (en) * 1990-08-03 1993-10-12 Bio Medic Data Systems System monitoring programmable implantable transponder
US5287112A (en) * 1993-04-14 1994-02-15 Texas Instruments Incorporated High speed read/write AVI system
US5649296A (en) * 1995-06-19 1997-07-15 Lucent Technologies Inc. Full duplex modulated backscatter system
KR100216351B1 (ko) * 1996-06-30 1999-08-16 윤종용 시분할 전이중 확산 스펙트럼 통신방식의 송수신 장치
US6456668B1 (en) * 1996-12-31 2002-09-24 Lucent Technologies Inc. QPSK modulated backscatter system
US6005894A (en) * 1997-04-04 1999-12-21 Kumar; Derek D. AM-compatible digital broadcasting method and system
US6967573B1 (en) * 1997-12-24 2005-11-22 Parakan Pty Ltd. Transmitter and a method for transmitting data

Also Published As

Publication number Publication date
JP4310046B2 (ja) 2009-08-05
EP1048126A4 (de) 2004-06-30
JP2006325233A (ja) 2006-11-30
JP2002500465A (ja) 2002-01-08
WO1999034526A1 (en) 1999-07-08
EP1048126A1 (de) 2000-11-02
DE69835452T2 (de) 2007-08-02
AUPP111297A0 (en) 1998-01-22
US20050272383A1 (en) 2005-12-08
EP1048126B1 (de) 2006-08-02

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition