KR101159887B1 - 디지털 직접 변환 수신 장치 및 방법 - Google Patents

디지털 직접 변환 수신 장치 및 방법 Download PDF

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Publication number
KR101159887B1
KR101159887B1 KR1020080130893A KR20080130893A KR101159887B1 KR 101159887 B1 KR101159887 B1 KR 101159887B1 KR 1020080130893 A KR1020080130893 A KR 1020080130893A KR 20080130893 A KR20080130893 A KR 20080130893A KR 101159887 B1 KR101159887 B1 KR 101159887B1
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South Korea
Prior art keywords
sample
signal
signals
phase difference
phase
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Expired - Fee Related
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KR1020080130893A
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English (en)
Korean (ko)
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KR20100072474A (ko
Inventor
김형중
김재형
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창원대학교 산학협력단
한국전자통신연구원
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Priority to KR1020080130893A priority Critical patent/KR101159887B1/ko
Priority to US12/567,203 priority patent/US8102293B2/en
Priority to JP2009234210A priority patent/JP2010148093A/ja
Publication of KR20100072474A publication Critical patent/KR20100072474A/ko
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    • 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
    • H04B1/06—Receivers
    • H04B1/10—Means associated with receiver for limiting or suppressing noise or interference
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • H03M1/12—Analogue/digital converters
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/10—Frequency-modulated carrier systems, i.e. using frequency-shift keying
    • H04L27/14—Demodulator circuits; Receiver circuits
    • H04L27/142—Compensating direct current components occurring during the demodulation and which are caused by mistuning
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/32—Carrier systems characterised by combinations of two or more of the types covered by groups H04L27/02, H04L27/10, H04L27/18 or H04L27/26
    • H04L27/34—Amplitude- and phase-modulated carrier systems, e.g. quadrature-amplitude modulated carrier systems
    • H04L27/38—Demodulator circuits; Receiver circuits
    • H04L27/3845—Demodulator circuits; Receiver circuits using non - coherent demodulation, i.e. not using a phase synchronous carrier
    • H04L27/3881—Demodulator circuits; Receiver circuits using non - coherent demodulation, i.e. not using a phase synchronous carrier using sampling and digital processing, not including digital systems which imitate heterodyne or homodyne demodulation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/0014—Carrier regulation
    • H04L2027/0024—Carrier regulation at the receiver end
    • H04L2027/0026—Correction of carrier offset
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/0014—Carrier regulation
    • H04L2027/0044—Control loops for carrier regulation
    • H04L2027/0046—Open loops
    • H04L2027/0051—Harmonic tracking

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Theoretical Computer Science (AREA)
  • Superheterodyne Receivers (AREA)
KR1020080130893A 2008-12-22 2008-12-22 디지털 직접 변환 수신 장치 및 방법 Expired - Fee Related KR101159887B1 (ko)

Priority Applications (3)

Application Number Priority Date Filing Date Title
KR1020080130893A KR101159887B1 (ko) 2008-12-22 2008-12-22 디지털 직접 변환 수신 장치 및 방법
US12/567,203 US8102293B2 (en) 2008-12-22 2009-09-25 Digital direct conversion receiving apparatus and method
JP2009234210A JP2010148093A (ja) 2008-12-22 2009-10-08 デジタル直接変換受信装置および方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020080130893A KR101159887B1 (ko) 2008-12-22 2008-12-22 디지털 직접 변환 수신 장치 및 방법

Publications (2)

Publication Number Publication Date
KR20100072474A KR20100072474A (ko) 2010-07-01
KR101159887B1 true KR101159887B1 (ko) 2012-06-26

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US (1) US8102293B2 (enExample)
JP (1) JP2010148093A (enExample)
KR (1) KR101159887B1 (enExample)

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KR101696324B1 (ko) * 2010-09-20 2017-01-16 한국전자통신연구원 대역통과 샘플링 수신기
KR101510454B1 (ko) * 2010-09-20 2015-04-15 한국전자통신연구원 대역통과 샘플링 수신기 및 그것의 필터 설계 및 재구성 방법
US9049491B2 (en) * 2012-08-30 2015-06-02 Maxlinear, Inc. Method and system for power management in a frequency division multiplexed network
KR102270670B1 (ko) * 2013-11-19 2021-07-01 한국전자통신연구원 다중대역 수신기
JP6761218B2 (ja) * 2016-02-26 2020-09-23 国立大学法人東北大学 受信処理装置及び受信機
US9780891B2 (en) * 2016-03-03 2017-10-03 Electronics And Telecommunications Research Institute Method and device for calibrating IQ imbalance and DC offset of RF tranceiver
US10261179B2 (en) 2016-04-07 2019-04-16 Uhnder, Inc. Software defined automotive radar
US9689967B1 (en) 2016-04-07 2017-06-27 Uhnder, Inc. Adaptive transmission and interference cancellation for MIMO radar
US9846228B2 (en) 2016-04-07 2017-12-19 Uhnder, Inc. Software defined automotive radar systems
WO2017187304A2 (en) 2016-04-25 2017-11-02 Uhnder, Inc. Digital frequency modulated continuous wave radar using handcrafted constant envelope modulation
US9791551B1 (en) 2016-04-25 2017-10-17 Uhnder, Inc. Vehicular radar system with self-interference cancellation
WO2017187306A1 (en) 2016-04-25 2017-11-02 Uhnder, Inc. Adaptive filtering for fmcw interference mitigation in pmcw radar systems
US9806914B1 (en) 2016-04-25 2017-10-31 Uhnder, Inc. Successive signal interference mitigation
WO2017187331A1 (en) 2016-04-25 2017-11-02 Uhnder, Inc. Vehicle radar system with a shared radar and communication system
US10573959B2 (en) 2016-04-25 2020-02-25 Uhnder, Inc. Vehicle radar system using shaped antenna patterns
WO2017187278A1 (en) 2016-04-25 2017-11-02 Uhnder, Inc. Pmcw – pmcw interference mitigation
US9599702B1 (en) 2016-04-25 2017-03-21 Uhnder, Inc. On-demand multi-scan micro doppler for vehicle
US9753121B1 (en) 2016-06-20 2017-09-05 Uhnder, Inc. Power control for improved near-far performance of radar systems
WO2018051288A1 (en) 2016-09-16 2018-03-22 Uhnder, Inc. Virtual radar configuration for 2d array
WO2018146634A1 (en) 2017-02-10 2018-08-16 Uhnder, Inc. Increasing performance of a receive pipeline of a radar with memory optimization
US11454697B2 (en) 2017-02-10 2022-09-27 Uhnder, Inc. Increasing performance of a receive pipeline of a radar with memory optimization
WO2018146530A1 (en) 2017-02-10 2018-08-16 Uhnder, Inc. Reduced complexity fft-based correlation for automotive radar
US11105890B2 (en) 2017-12-14 2021-08-31 Uhnder, Inc. Frequency modulated signal cancellation in variable power mode for radar applications
US12386029B2 (en) 2018-01-29 2025-08-12 Robert Bosch Gmbh Millimeter wave automotive radar systems
CN109374969B (zh) * 2018-09-30 2021-01-15 湖南软件职业学院 一种基于相干积累的dft的下采样正弦信号相位差测量方法
US11474225B2 (en) 2018-11-09 2022-10-18 Uhnder, Inc. Pulse digital mimo radar system
WO2020183392A1 (en) 2019-03-12 2020-09-17 Uhnder, Inc. Method and apparatus for mitigation of low frequency noise in radar systems
US11899126B2 (en) 2020-01-13 2024-02-13 Uhnder, Inc. Method and system for multi-chip operation of radar systems

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KR20050030756A (ko) * 2003-09-26 2005-03-31 유티스타콤코리아 유한회사 광대역 다중 반송파 구현 장치 및 그 방법

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JP2010148093A (ja) 2010-07-01
US8102293B2 (en) 2012-01-24
US20100156690A1 (en) 2010-06-24
KR20100072474A (ko) 2010-07-01

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