HK1059990A1 - Sampler/filter circuit and method for demodulatinginput signal with the same - Google Patents

Sampler/filter circuit and method for demodulatinginput signal with the same

Info

Publication number
HK1059990A1
HK1059990A1 HK04102789A HK04102789A HK1059990A1 HK 1059990 A1 HK1059990 A1 HK 1059990A1 HK 04102789 A HK04102789 A HK 04102789A HK 04102789 A HK04102789 A HK 04102789A HK 1059990 A1 HK1059990 A1 HK 1059990A1
Authority
HK
Hong Kong
Prior art keywords
demodulatinginput
sampler
signal
same
filter circuit
Prior art date
Application number
HK04102789A
Other languages
English (en)
Inventor
Tom Riley
Original Assignee
Kaben Wireless Silicon 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
Priority claimed from US09/664,788 external-priority patent/US6829311B1/en
Application filed by Kaben Wireless Silicon Inc filed Critical Kaben Wireless Silicon Inc
Publication of HK1059990A1 publication Critical patent/HK1059990A1/xx

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D7/00—Transference of modulation from one carrier to another, e.g. frequency-changing
    • H03D7/16—Multiple-frequency-changing
    • H03D7/161—Multiple-frequency-changing all the frequency changers being connected in cascade
    • H03D7/163—Multiple-frequency-changing all the frequency changers being connected in cascade the local oscillations of at least two of the frequency changers being derived from a single oscillator
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D3/00—Demodulation of angle-, frequency- or phase- modulated oscillations
    • H03D3/006—Demodulation of angle-, frequency- or phase- modulated oscillations by sampling the oscillations and further processing the samples, e.g. by computing techniques
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D3/00—Demodulation of angle-, frequency- or phase- modulated oscillations
    • H03D3/007—Demodulation of angle-, frequency- or phase- modulated oscillations by converting the oscillations into two quadrature related signals

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Theoretical Computer Science (AREA)
  • Analogue/Digital Conversion (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
HK04102789A 2000-09-19 2004-04-21 Sampler/filter circuit and method for demodulatinginput signal with the same HK1059990A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US23366000P 2000-09-19 2000-09-19
US09/664,788 US6829311B1 (en) 2000-09-19 2000-09-19 Complex valued delta sigma phase locked loop demodulator
CA0102338 2001-09-19

Publications (1)

Publication Number Publication Date
HK1059990A1 true HK1059990A1 (en) 2004-07-23

Family

ID=26927124

Family Applications (1)

Application Number Title Priority Date Filing Date
HK04102789A HK1059990A1 (en) 2000-09-19 2004-04-21 Sampler/filter circuit and method for demodulatinginput signal with the same

Country Status (6)

Country Link
EP (1) EP1319267B1 (zh)
CN (1) CN1310422C (zh)
AU (1) AU2001293560A1 (zh)
CA (1) CA2422794C (zh)
HK (1) HK1059990A1 (zh)
WO (1) WO2002025803A2 (zh)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7145970B2 (en) * 2003-07-07 2006-12-05 Beno Corporation Frequency offset detector for AFC under rayleigh fading
US8768997B2 (en) * 2009-02-05 2014-07-01 Qualcomm Incorporated Passive switched-capacitor filters conforming to power constraint
EP2288041A3 (en) * 2009-08-18 2013-04-24 Gerald Youngblood Direct conversion receiver
CN104702546B (zh) * 2013-12-10 2018-07-20 上海鸣志自动控制设备有限公司 一种基于滤波的希尔伯特实时解调实现方法
US9577328B2 (en) * 2014-04-18 2017-02-21 Raytheon Company Beam forming system having linear samplers
US9923572B2 (en) * 2015-11-18 2018-03-20 Cypress Semiconductor Corporation Delta modulator receive channel for capacitance measurement circuits
US9515609B1 (en) * 2015-12-31 2016-12-06 STMicroelectronics (Alps) SAS Passive mixer with duty cycle improvement through harmonics level reduction
US9870341B2 (en) * 2016-03-18 2018-01-16 Qualcomm Incorporated Memory reduction method for fixed point matrix multiply
CN107820681B (zh) * 2017-02-08 2021-03-02 香港应用科技研究院有限公司 目标窗口内多曲线校准的合成器的快速粗调和精调校准
CN106953639B (zh) * 2017-03-15 2020-05-19 清华大学 一种相位域模数转换器
US10270486B2 (en) * 2017-06-30 2019-04-23 Taiwan Semiconductor Manufacturing Co., Ltd. Ultra-low power receiver
CN108132393A (zh) * 2017-09-25 2018-06-08 深圳市唐诚兴业科技有限公司 一种干扰信号源系统
CN109245729B (zh) * 2018-09-20 2021-01-26 电子科技大学 一种8路并行2Gsps数字混频器
WO2023010206A1 (en) * 2021-08-02 2023-02-09 Polyvalor, Limited Partnership Time-domain comparator and phase frequency detector
EP4432613A1 (en) * 2023-03-15 2024-09-18 Nxp B.V. Switched capacitor filter circuit

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE460086B (sv) * 1987-11-27 1989-09-04 Ericsson Telefon Ab L M Anordning foer korrigering av frekvensen i en koherent mottagare
US5311545A (en) * 1991-06-17 1994-05-10 Hughes Aircraft Company Modem for fading digital channels affected by multipath
US5400366A (en) * 1992-07-09 1995-03-21 Fujitsu Limited Quasi-synchronous detection and demodulation circuit and frequency discriminator used for the same
US5406587A (en) * 1993-02-08 1995-04-11 Zenith Electronics Corporation Error tracking loop

Also Published As

Publication number Publication date
AU2001293560A1 (en) 2002-04-02
CA2422794A1 (en) 2002-03-28
CA2422794C (en) 2011-08-23
CN1310422C (zh) 2007-04-11
WO2002025803A3 (en) 2002-10-24
EP1319267B1 (en) 2012-11-07
EP1319267A2 (en) 2003-06-18
CN1459143A (zh) 2003-11-26
WO2002025803A2 (en) 2002-03-28

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Legal Events

Date Code Title Description
CHRG Changes in the register

Free format text: FROM TOM RILEY ? ????? TO KABEN RESEARCH INC

PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20140919