CN104106218B - 减小发射机中的小毛刺 - Google Patents

减小发射机中的小毛刺 Download PDF

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Publication number
CN104106218B
CN104106218B CN201380008958.9A CN201380008958A CN104106218B CN 104106218 B CN104106218 B CN 104106218B CN 201380008958 A CN201380008958 A CN 201380008958A CN 104106218 B CN104106218 B CN 104106218B
Authority
CN
China
Prior art keywords
correction term
burr
frequency
amplitude
transmit signal
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 - Fee Related
Application number
CN201380008958.9A
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English (en)
Chinese (zh)
Other versions
CN104106218A (zh
Inventor
B·S·阿苏里
S·帕特尔
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.)
Qualcomm Inc
Original Assignee
Qualcomm 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 Qualcomm Inc filed Critical Qualcomm Inc
Publication of CN104106218A publication Critical patent/CN104106218A/zh
Application granted granted Critical
Publication of CN104106218B publication Critical patent/CN104106218B/zh
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/08—Modifications for reducing interference; Modifications for reducing effects due to line faults ; Receiver end arrangements for detecting or overcoming line faults
    • 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
    • H04B1/02—Transmitters
    • H04B1/04—Circuits
    • H04B1/0475—Circuits with means for limiting noise, interference or distortion

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Transmitters (AREA)
  • Amplifiers (AREA)
CN201380008958.9A 2012-02-13 2013-02-13 减小发射机中的小毛刺 Expired - Fee Related CN104106218B (zh)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201261598135P 2012-02-13 2012-02-13
US61/598,135 2012-02-13
US13/765,667 US9112748B2 (en) 2012-02-13 2013-02-12 Reduction of small spurs in transmitters
US13/765,667 2013-02-12
PCT/US2013/025970 WO2013123076A1 (en) 2012-02-13 2013-02-13 Reduction of small spurs in transmitters

Publications (2)

Publication Number Publication Date
CN104106218A CN104106218A (zh) 2014-10-15
CN104106218B true CN104106218B (zh) 2017-06-27

Family

ID=48945530

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201380008958.9A Expired - Fee Related CN104106218B (zh) 2012-02-13 2013-02-13 减小发射机中的小毛刺

Country Status (6)

Country Link
US (1) US9112748B2 (enExample)
EP (1) EP2815510B1 (enExample)
JP (1) JP6104944B2 (enExample)
KR (1) KR20140124840A (enExample)
CN (1) CN104106218B (enExample)
WO (1) WO2013123076A1 (enExample)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2806566A1 (en) * 2013-05-23 2014-11-26 ST-Ericsson SA A matrix for use with a radio transceiver and methods thereto
CN104393854B (zh) * 2014-12-04 2017-05-24 华侨大学 基于fpga的时分复用级联积分梳状抽取滤波器及其实现方法
US9160584B1 (en) * 2015-01-22 2015-10-13 Qualcomm Incorporated Spur cancellation using auxiliary synthesizer
WO2017161347A1 (en) * 2016-03-18 2017-09-21 Jariet Technologies, Inc. Multi-channel, multi-band linearized digital transceivers
US10708907B2 (en) * 2016-04-19 2020-07-07 Qualcomm Incorporated Interference management with adaptive resource block allocation
WO2018162958A1 (en) * 2017-03-10 2018-09-13 Intel IP Corporation Spur reduction circuit and apparatus, radio transceiver, mobile terminal, method and computer program for spur reduction

Citations (3)

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CN1313695A (zh) * 2000-03-07 2001-09-19 皇家菲利浦电子有限公司 发射机和产生传送信号的方法
CN1457555A (zh) * 2001-02-21 2003-11-19 皇家菲利浦电子有限公司 发射机中的同相和正交发送支路的校准
CN101771441A (zh) * 2010-01-19 2010-07-07 华为技术有限公司 室外单元及其提高输出性能的方法

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KR100374828B1 (ko) * 2000-09-15 2003-03-04 엘지전자 주식회사 적응성 전치왜곡 송신기
JP2002223130A (ja) * 2001-01-25 2002-08-09 Fujitsu Ltd 送信装置および送信方法
CA2386477C (en) * 2001-05-15 2004-11-23 Research In Motion Limited Feedback compensation detector for a direct conversion transmitter
US7317774B2 (en) * 2003-02-13 2008-01-08 Honeywell International, Inc. Systems and methods for reducing harmonic interference effects in analog to digital conversion
JP2004363713A (ja) * 2003-06-02 2004-12-24 Mitsubishi Electric Corp 送信装置
US20050059366A1 (en) * 2003-09-16 2005-03-17 Atheros Communications, Inc. Spur mitigation techniques
JP4598414B2 (ja) * 2004-02-27 2010-12-15 株式会社エヌ・ティ・ティ・ドコモ べき級数型プリディストータの制御方法及び装置
EP1648093B1 (en) * 2004-10-15 2011-08-03 Broadcom Corporation Spur harmonic canceller for RF band clock
US7126519B1 (en) 2005-09-30 2006-10-24 Teradyne, Inc. Low-spur low-distortion digital-to-analog converter
US7542519B2 (en) 2005-12-29 2009-06-02 Crestcom, Inc. Radio frequency transmitter and method therefor
US8149896B2 (en) * 2006-01-04 2012-04-03 Qualcomm, Incorporated Spur suppression for a receiver in a wireless communication system
GB2442773A (en) * 2006-10-11 2008-04-16 Tandberg Television Asa Canceling distortion
US7570123B2 (en) * 2006-12-27 2009-08-04 Telefonaktiebolaget Lm Ericsson (Publ) Digitally controlled analog frequency synthesizer
US20080158026A1 (en) 2006-12-29 2008-07-03 O'brien David Compensating for harmonic distortion in an instrument channel
US8260143B2 (en) 2008-03-12 2012-09-04 Hypres, Inc. Digital radio frequency tranceiver system and method
US8055235B1 (en) 2008-05-02 2011-11-08 Hypres, Inc. System and method for digital interference cancellation
US7636020B1 (en) * 2008-05-13 2009-12-22 Atheros Communications, Inc. Mitigating fractional spurs in fractional-N frequency synthesizer systems
US8145165B1 (en) * 2008-12-16 2012-03-27 Qualcomm Atheros, Inc. Spur mitigation for wireless communication systems
US8031101B2 (en) * 2009-02-12 2011-10-04 Quantenna Communications, Inc. Spur cancellation
US8331485B2 (en) * 2009-07-08 2012-12-11 Qualcomm Incorporated Spur cancellation in a digital baseband transmit signal using cancelling tones
US8586461B2 (en) 2009-12-07 2013-11-19 Csr Technology Inc. Systems and methods providing spur avoidance in a direct conversion tuner architecture
US20110143697A1 (en) * 2009-12-11 2011-06-16 Qualcomm Incorporated Separate i and q baseband predistortion in direct conversion transmitters
EP2383913B1 (en) * 2010-04-30 2013-10-23 Nxp B.V. RF digital spur reduction
US8971455B2 (en) * 2011-12-12 2015-03-03 Texas Instruments Incorporated Near-integer channel spur mitigation in a phase-locked loop
US8817925B2 (en) * 2012-03-16 2014-08-26 Qualcomm Incorporated System and method for RF spur cancellation

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1313695A (zh) * 2000-03-07 2001-09-19 皇家菲利浦电子有限公司 发射机和产生传送信号的方法
CN1457555A (zh) * 2001-02-21 2003-11-19 皇家菲利浦电子有限公司 发射机中的同相和正交发送支路的校准
CN101771441A (zh) * 2010-01-19 2010-07-07 华为技术有限公司 室外单元及其提高输出性能的方法

Also Published As

Publication number Publication date
KR20140124840A (ko) 2014-10-27
WO2013123076A1 (en) 2013-08-22
CN104106218A (zh) 2014-10-15
JP6104944B2 (ja) 2017-03-29
US9112748B2 (en) 2015-08-18
JP2015507447A (ja) 2015-03-05
EP2815510B1 (en) 2018-03-28
US20130208826A1 (en) 2013-08-15
EP2815510A1 (en) 2014-12-24

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Granted publication date: 20170627

Termination date: 20190213