AU2001283182A1 - Frequency translator using a cordic phase rotator - Google Patents

Frequency translator using a cordic phase rotator

Info

Publication number
AU2001283182A1
AU2001283182A1 AU2001283182A AU8318201A AU2001283182A1 AU 2001283182 A1 AU2001283182 A1 AU 2001283182A1 AU 2001283182 A AU2001283182 A AU 2001283182A AU 8318201 A AU8318201 A AU 8318201A AU 2001283182 A1 AU2001283182 A1 AU 2001283182A1
Authority
AU
Australia
Prior art keywords
phase rotator
frequency translator
cordic phase
cordic
translator
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
AU2001283182A
Other languages
English (en)
Inventor
Mark C. Sullivan
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.)
SkyBitz Inc
Original Assignee
Eagle Eye 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 Eagle Eye Inc filed Critical Eagle Eye Inc
Publication of AU2001283182A1 publication Critical patent/AU2001283182A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C3/00—Angle modulation
    • H03C3/38—Angle modulation by converting amplitude modulation to angle modulation
    • H03C3/40—Angle modulation by converting amplitude modulation to angle modulation using two signal paths the outputs of which have a predetermined phase difference and at least one output being amplitude-modulated
AU2001283182A 2000-08-09 2001-08-09 Frequency translator using a cordic phase rotator Abandoned AU2001283182A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US22397200P 2000-08-09 2000-08-09
US60/223,972 2000-08-09
PCT/US2001/024825 WO2002013370A2 (fr) 2000-08-09 2001-08-09 Transposeur de frequence utilisant un dispositif de rotation de phase cordic

Publications (1)

Publication Number Publication Date
AU2001283182A1 true AU2001283182A1 (en) 2002-02-18

Family

ID=22838753

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2001283182A Abandoned AU2001283182A1 (en) 2000-08-09 2001-08-09 Frequency translator using a cordic phase rotator

Country Status (7)

Country Link
US (2) US7020190B2 (fr)
EP (1) EP1320934A4 (fr)
JP (1) JP2004506365A (fr)
CN (1) CN1468470A (fr)
AU (1) AU2001283182A1 (fr)
CA (1) CA2419063A1 (fr)
WO (1) WO2002013370A2 (fr)

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EP1320934A4 (fr) * 2000-08-09 2004-04-07 Skybitz Inc Transposeur de frequence utilisant un dispositif de rotation de phase cordic
US7079574B2 (en) * 2001-01-17 2006-07-18 Radiant Networks Plc Carrier phase recovery system for adaptive burst modems and link hopping radio networks
US20040036636A1 (en) * 2002-08-26 2004-02-26 Rifeng Mai Tone-free dithering methods for sigma-delta DAC
DE10322851A1 (de) * 2003-05-19 2004-12-16 Endress + Hauser Flowtec Ag, Reinach Coriolis-Durchflußmeßgerät
DE10351604A1 (de) * 2003-11-05 2005-06-02 Rohde & Schwarz Gmbh & Co. Kg Frequenzsynthesizer nach dem direkten digitalen Synthese-Verfahren
US20050216540A1 (en) * 2004-03-25 2005-09-29 Wen Kuei-Ann Novel CORDIC circuit
US7545874B1 (en) * 2004-04-05 2009-06-09 National Semiconductor Corporation Apparatus for pre-scaling data packets with multiple signal gain coefficients in a SIMO/MISO transceiver for communication with a SISO transceiver
US7573948B2 (en) * 2004-11-18 2009-08-11 Broadcom Corporation Radio transmitter incorporating digital modulator and circuitry to accommodate baseband processor with analog interface
US7539716B2 (en) * 2005-01-26 2009-05-26 Pentomics, Inc. Method and apparatus for improved direct digital frequency synthesizer
US20060200510A1 (en) * 2005-01-31 2006-09-07 Wang Cindy C Precision cordic processor
US7950748B2 (en) 2005-02-11 2011-05-31 InnerLoc, Inc Internal hydraulic locking apparatus and methods for making and using same
US7839923B2 (en) * 2005-06-22 2010-11-23 Marvell World Trade Ltd. Method and system for equalizing received signals in communications systems
US8284023B2 (en) 2005-08-24 2012-10-09 Inner Loc, LLC Internal locking apparatus and methods for making and using same
US8693525B2 (en) * 2006-07-14 2014-04-08 Qualcomm Incorporated Multi-carrier transmitter for wireless communication
US7554471B2 (en) * 2006-11-01 2009-06-30 Northrop Grumman Corporation System and method for improving linearity of a DAC
FR2914515B1 (fr) * 2007-04-02 2009-07-03 St Microelectronics Sa Calibration dans un module d'emission radio frequence
US20090094306A1 (en) * 2007-10-09 2009-04-09 Krishnakalin Gahn W Cordic rotation angle calculation
US8239430B2 (en) * 2007-10-09 2012-08-07 International Business Machines Corporation Accuracy improvement in CORDIC through precomputation of the error bias
US7929651B1 (en) * 2007-11-09 2011-04-19 Xilinx, Inc. Low phase noise recursive direct digital synthesis with automatic gain control gain stabilization
US8243857B2 (en) * 2008-06-23 2012-08-14 Apple Inc. Cordic based complex tuner with exact frequency resolution
CN101499775B (zh) * 2009-02-20 2012-08-22 武汉大学 利用cordic对线性调频信号进行脉冲压缩处理的方法和装置
US20100290261A1 (en) * 2009-05-17 2010-11-18 CapTech Development Corporation Machine, Computer Program Product And Method For Implementing An Improved Efficiency And Reduced Harmonic Distortion Inverter
EP2278714B1 (fr) * 2009-07-02 2015-09-16 Nxp B.V. Étage de puissance
US9157940B2 (en) * 2011-02-09 2015-10-13 Smart Energy Instruments, Inc. Power measurement device
US8552783B2 (en) * 2011-06-10 2013-10-08 International Business Machines Corporation Programmable delay generator and cascaded interpolator
US8867592B2 (en) 2012-05-09 2014-10-21 Nxp B.V. Capacitive isolated voltage domains
TWI501551B (zh) * 2013-05-13 2015-09-21 Univ Nat Chunghsing 相位切換除頻器電路
US9350414B2 (en) 2013-10-28 2016-05-24 Topcon Positioning Systems, Inc. Digital filter for narrowband interference rejection
CN104702548B (zh) * 2013-12-07 2018-04-03 北京北广科技股份有限公司 同一调频信号的重复多路信号的调制方法及其装置
CN106503796B (zh) * 2015-10-08 2019-02-12 上海兆芯集成电路有限公司 多运算神经网络单元
US10684824B2 (en) 2018-06-06 2020-06-16 Nvidia Corporation Stochastic rounding of numerical values
CN115118564B (zh) * 2022-06-20 2023-12-29 湖南艾科诺维科技有限公司 一种载波频率偏差估计方法及装置

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WO2000065799A1 (fr) * 1999-04-23 2000-11-02 Nokia Networks Oy Modulateur maq
EP1320934A4 (fr) 2000-08-09 2004-04-07 Skybitz Inc Transposeur de frequence utilisant un dispositif de rotation de phase cordic
US6466958B1 (en) * 2000-09-12 2002-10-15 Interstate Electronics Corporation, A Division Of L3 Communications Corporation Parallel frequency searching in an acquisition correlator
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Also Published As

Publication number Publication date
EP1320934A2 (fr) 2003-06-25
US20060233284A1 (en) 2006-10-19
US7020190B2 (en) 2006-03-28
CN1468470A (zh) 2004-01-14
EP1320934A4 (fr) 2004-04-07
WO2002013370A2 (fr) 2002-02-14
JP2004506365A (ja) 2004-02-26
US7327783B2 (en) 2008-02-05
WO2002013370A3 (fr) 2002-08-08
US20020057733A1 (en) 2002-05-16
CA2419063A1 (fr) 2002-02-14

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