DE69835452D1 - Sender und verfahren zum senden von daten - Google Patents
Sender und verfahren zum senden von datenInfo
- 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
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)
- General Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Near-Field Transmission Systems (AREA)
- Radar Systems Or Details Thereof (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
- Transmitters (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AUPP1112A AUPP111297A0 (en) | 1997-12-24 | 1997-12-24 | A transmitter and a method for transmitting data |
AUPP111297 | 1997-12-24 | ||
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)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4215509B2 (ja) * | 2001-02-09 | 2009-01-28 | ウォーカー,ハロルド | システム内のデジタル変調装置及びそれを用いる方法 |
DE102004031570B4 (de) | 2004-06-12 | 2008-04-10 | Leica Microsystems Cms Gmbh | Objektträgervorrichtung zur Untersuchung mit einem Mikroskop |
WO2007030861A1 (en) | 2005-09-12 | 2007-03-22 | Magellan Technology Pty Ltd | Antenna design and interrogator system |
EP1943743B1 (de) * | 2005-09-12 | 2019-10-23 | Sato Holdings Corporation | Verfahren und vorrichtung zum demodulieren eines datensignals |
AU2006292011B2 (en) * | 2005-09-12 | 2011-11-03 | Sato Holdings Corporation | A method and apparatus adapted to demodulate a data signal |
WO2007030864A1 (en) | 2005-09-12 | 2007-03-22 | Magellan Technology Pty Ltd | A method and apparatus adapted to transmit data |
WO2007106931A1 (en) * | 2006-03-20 | 2007-09-27 | Magellan Technology Pty Ltd | Improvements in 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 |
US8022814B2 (en) | 2006-11-13 | 2011-09-20 | Trimble Navigation Limited | Systems and methods for slot classification |
US8081063B2 (en) | 2006-11-13 | 2011-12-20 | Trimble Navigation Limited | Systems and methods for Q value determination |
AU2008209306B2 (en) | 2007-01-22 | 2012-07-26 | Sato Holdings Corporation | Communication method and device |
JP2011524050A (ja) | 2008-06-12 | 2011-08-25 | マゼラン テクノロジー ピーティーワイ.エルティーディー. | アンテナ設計およびインテロゲータシステム |
US8717147B2 (en) | 2009-12-18 | 2014-05-06 | Electronics And Telecommunications Research Institute | Passive RFID system and method |
KR101365942B1 (ko) * | 2009-12-18 | 2014-02-24 | 한국전자통신연구원 | 수동형 rfid 시스템 및 방법 |
US8890658B2 (en) | 2011-10-31 | 2014-11-18 | Electronics And Telecommunications Research Institute | RFID system and communication method thereof |
AU2013201425A1 (en) | 2012-07-13 | 2014-01-30 | 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)
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 |
-
1997
- 1997-12-24 AU AUPP1112A patent/AUPP111297A0/en not_active Abandoned
-
1998
- 1998-12-24 DE DE69835452T patent/DE69835452T2/de not_active Expired - Lifetime
- 1998-12-24 JP JP2000527036A patent/JP4310046B2/ja not_active Expired - Lifetime
- 1998-12-24 WO PCT/AU1998/001077 patent/WO1999034526A1/en active IP Right Grant
- 1998-12-24 EP EP98960933A patent/EP1048126B1/de not_active Expired - Lifetime
-
2005
- 2005-05-23 US US11/135,115 patent/US20050272383A1/en not_active Abandoned
-
2006
- 2006-06-30 JP JP2006180816A patent/JP2006325233A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
JP2006325233A (ja) | 2006-11-30 |
DE69835452T2 (de) | 2007-08-02 |
EP1048126B1 (de) | 2006-08-02 |
WO1999034526A1 (en) | 1999-07-08 |
EP1048126A4 (de) | 2004-06-30 |
JP4310046B2 (ja) | 2009-08-05 |
EP1048126A1 (de) | 2000-11-02 |
JP2002500465A (ja) | 2002-01-08 |
AUPP111297A0 (en) | 1998-01-22 |
US20050272383A1 (en) | 2005-12-08 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |