ATE506752T1 - Verfahren und vorrichtung zum detektieren der anwesenheit eines signals in einem frequenzband unter verwendung von nicht gleichförmiger abtastung - Google Patents

Verfahren und vorrichtung zum detektieren der anwesenheit eines signals in einem frequenzband unter verwendung von nicht gleichförmiger abtastung

Info

Publication number
ATE506752T1
ATE506752T1 AT07813514T AT07813514T ATE506752T1 AT E506752 T1 ATE506752 T1 AT E506752T1 AT 07813514 T AT07813514 T AT 07813514T AT 07813514 T AT07813514 T AT 07813514T AT E506752 T1 ATE506752 T1 AT E506752T1
Authority
AT
Austria
Prior art keywords
sampling
signal
detecting
energy
frequency band
Prior art date
Application number
AT07813514T
Other languages
English (en)
Inventor
Ajay K Luthra
Original Assignee
Motorola Mobility 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 Motorola Mobility Inc filed Critical Motorola Mobility Inc
Application granted granted Critical
Publication of ATE506752T1 publication Critical patent/ATE506752T1/de

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M13/00—Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes
    • 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
    • H03M1/124—Sampling or signal conditioning arrangements specially adapted for A/D converters
    • H03M1/1245—Details of sampling arrangements or methods
    • H03M1/1265—Non-uniform sampling
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H17/00—Networks using digital techniques
    • H03H17/02—Frequency selective networks
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • H03M1/06—Continuously compensating for, or preventing, undesired influence of physical parameters
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2647—Arrangements specific to the receiver only
    • H04L27/2649—Demodulators
    • H04L27/265—Fourier transform demodulators, e.g. fast Fourier transform [FFT] or discrete Fourier transform [DFT] demodulators

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Theoretical Computer Science (AREA)
  • Discrete Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Probability & Statistics with Applications (AREA)
  • Computer Hardware Design (AREA)
  • Measuring Frequencies, Analyzing Spectra (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Measurement Of Current Or Voltage (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
  • Complex Calculations (AREA)
  • Geophysics And Detection Of Objects (AREA)
AT07813514T 2006-12-13 2007-07-30 Verfahren und vorrichtung zum detektieren der anwesenheit eines signals in einem frequenzband unter verwendung von nicht gleichförmiger abtastung ATE506752T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US11/609,980 US8553808B2 (en) 2006-12-13 2006-12-13 Method and apparatus for detecting the presence of a signal in a frequency band using non-uniform sampling
PCT/US2007/074682 WO2008073528A1 (en) 2006-12-13 2007-07-30 Method and apparatus for detecting the presence of a signal in a frequency band using non-uniform sampling

Publications (1)

Publication Number Publication Date
ATE506752T1 true ATE506752T1 (de) 2011-05-15

Family

ID=38669356

Family Applications (1)

Application Number Title Priority Date Filing Date
AT07813514T ATE506752T1 (de) 2006-12-13 2007-07-30 Verfahren und vorrichtung zum detektieren der anwesenheit eines signals in einem frequenzband unter verwendung von nicht gleichförmiger abtastung

Country Status (8)

Country Link
US (2) US8553808B2 (de)
EP (1) EP2097981B1 (de)
KR (2) KR20110099297A (de)
CN (1) CN101558567B (de)
AT (1) ATE506752T1 (de)
BR (1) BRPI0720103A2 (de)
DE (1) DE602007014093D1 (de)
WO (1) WO2008073528A1 (de)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8553808B2 (en) 2006-12-13 2013-10-08 Motorola Mobility Llc Method and apparatus for detecting the presence of a signal in a frequency band using non-uniform sampling
JP5145921B2 (ja) * 2007-12-25 2013-02-20 セイコーエプソン株式会社 液体噴射装置
WO2010124523A1 (en) * 2009-04-29 2010-11-04 The University Of Hong Kong Methods or structures for reconstruction of substantially uniform samples from substantially nonuniform samples
US8755868B2 (en) 2009-09-14 2014-06-17 Imec Adaptive sampling
EP2294979B1 (de) 2009-09-14 2013-12-18 Imec Verfahren und elektronisches medizinisches Gerät für simultane Messung sowie Impedanz und Biopotenzialsignal
US8862210B2 (en) 2009-09-14 2014-10-14 Imec Analogue signal processors
WO2011070810A1 (ja) * 2009-12-09 2011-06-16 株式会社 Ｔｒｉｇｅｎｃｅ Ｓｅｍｉｃｏｎｄｕｃｔｏｒ 選択装置
JP5653726B2 (ja) * 2010-11-12 2015-01-14 株式会社デンソー レーダ装置
US9715480B1 (en) * 2011-06-24 2017-07-25 United States Of America As Represented By Secretary Of The Navy Method for analytical reconstruction of digital signals via stitched polynomial fitting
US8660218B2 (en) * 2012-01-30 2014-02-25 L-3 Communications Integrated Systems Lp Systems and methods for signal detection and estimation
CN102591238B (zh) * 2012-02-29 2014-01-08 中国科学院上海高等研究院 非均匀采样电路
US9049491B2 (en) * 2012-08-30 2015-06-02 Maxlinear, Inc. Method and system for power management in a frequency division multiplexed network
WO2014106034A1 (en) * 2012-12-27 2014-07-03 The Regents Of The University Of California Method for data compression and time-bandwidth product engineering
CN104780483A (zh) * 2014-01-14 2015-07-15 钰太芯微电子科技（上海）有限公司 具有语音激活检测的麦克风
US9571119B2 (en) * 2014-08-12 2017-02-14 Raytheon Company Defeat of aliasing by incremental sampling
EP3353895A1 (de) * 2015-09-25 2018-08-01 Google LLC Erhöhte abtastung in analog-digital-wandlern mit ungleichförmiger abtastung
US10148312B2 (en) * 2016-03-17 2018-12-04 Texas Instruments Incorporated Circuit and method to reduce fundamental and modulation spurs with spread spectrum
US11143167B2 (en) 2016-12-21 2021-10-12 Vestas Wind Systems A/S Estimating a characteristic of a wind turbine electrical signal
CN107135128B (zh) * 2017-06-28 2021-07-23 努比亚技术有限公司 调用链数据采集方法、移动终端及计算机可读存储介质
RU204829U1 (ru) * 2020-12-02 2021-06-15 Акционерное общество Научно-производственный центр «Электронные вычислительно-информационные системы» (АО НПЦ «ЭЛВИС») Система считывания информации аналого-информационного преобразователя (аип) с динамическим профилем интегрирования (дпи)
RU2752861C1 (ru) * 2020-12-02 2021-08-11 Акционерное общество Научно-производственный центр «Электронные вычислительно-информационные системы» (АО НПЦ «ЭЛВИС») Система считывания информации аналого-информационного преобразователя (аип) с динамическим профилем интегрирования (дпи)

Family Cites Families (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5710527B2 (de) 1974-03-18 1982-02-26
JPS5710527A (en) 1980-06-20 1982-01-20 Toshiba Corp Time axis restoring system for sampling series by adaptive type sampling system
US4926186A (en) * 1989-03-20 1990-05-15 Allied-Signal Inc. FFT-based aperture monitor for scanning phased arrays
US5323337A (en) * 1992-08-04 1994-06-21 Loral Aerospace Corp. Signal detector employing mean energy and variance of energy content comparison for noise detection
EP0719478B1 (de) * 1993-09-13 1998-07-22 Analog Devices, Inc. Digital-analog-wandlung mit nicht-uniformen abtastraten
US6763106B1 (en) * 1998-11-19 2004-07-13 Legerity Inc. Signal detector with duration-based frame width
US6771837B1 (en) 1999-09-27 2004-08-03 Genesis Microchip Inc. Method and apparatus for digital image rescaling with adaptive contrast enhancement
US6560331B1 (en) * 1999-09-28 2003-05-06 3Com Corporation System and method for precise DTMF signal detection
US7051203B1 (en) * 1999-11-08 2006-05-23 International Business Machines Corporation Data watermarks created by using an uneven sampling period
US6850557B1 (en) 2000-04-18 2005-02-01 Sirf Technology, Inc. Signal detector and method employing a coherent accumulation system to correlate non-uniform and disjoint sample segments
US7254191B2 (en) * 2002-04-22 2007-08-07 Cognio, Inc. System and method for real-time spectrum analysis in a radio device
US7292656B2 (en) * 2002-04-22 2007-11-06 Cognio, Inc. Signal pulse detection scheme for use in real-time spectrum analysis
WO2004039021A1 (en) * 2002-10-25 2004-05-06 The Trustees Of Columbia University In The City Of New York Time encoding and decoding of a signal
US7324036B2 (en) * 2003-05-12 2008-01-29 Hrl Laboratories, Llc Adaptive, intelligent transform-based analog to information converter method and system
US7460583B2 (en) * 2003-12-15 2008-12-02 Telefonaktiebolaget Lm Ericsson (Publ) Method for path searching and verification
US7064694B1 (en) * 2005-04-27 2006-06-20 Texas Instruments Incorporated Multi-cycle, multi-slope analog to digital converter
EP1935156B1 (de) * 2005-10-11 2012-02-22 L-3 Communications Integrated Systems L.P. Nyquist-abtastempfänger mit gefaltetem bandpass und entsprechende verfahren
US7489745B2 (en) * 2005-10-11 2009-02-10 L-3 Communications Integrated Systems L.P. Reconfigurable direct RF bandpass sampling receiver and related methods
WO2007050680A2 (en) * 2005-10-25 2007-05-03 William Marsh Rice University Method and apparatus for on-line compressed sensing
US8045655B2 (en) * 2005-11-03 2011-10-25 Samsung Electronics Co., Ltd. Apparatus and method for signal detection in a cognitive radio-based wireless communication system
KR20090013193A (ko) * 2006-05-18 2009-02-04 코닌클리케 필립스 일렉트로닉스 엔.브이. Ｒｆ 스펙트럼에서 일시적으로 사용되지 않는 대역폭을 검출하기 위한 시스템 및 방법
US7639738B2 (en) * 2006-06-21 2009-12-29 Acorn Technologies, Inc. Efficient channel shortening in communication systems
US7656970B1 (en) * 2006-09-01 2010-02-02 Redpine Signals, Inc. Apparatus for a wireless communications system using signal energy to control sample resolution and rate
DE602006008621D1 (de) * 2006-09-19 2009-10-01 Mitsubishi Electric Inf Tech Detektion eines nicht-gleichförmig abgetasteten sinusförmigen Signals und entsprechender Dopplersensor
US7873097B1 (en) * 2006-09-20 2011-01-18 Interstate Electronics Corporation Systems and methods for concatenation in spread spectrum systems
US8553808B2 (en) 2006-12-13 2013-10-08 Motorola Mobility Llc Method and apparatus for detecting the presence of a signal in a frequency band using non-uniform sampling
US7525466B2 (en) * 2007-04-09 2009-04-28 Robert Bosch Gmbh Hardware-efficient reconstruction for periodic non-uniformly sampled signals
US8548100B2 (en) * 2011-05-09 2013-10-01 Elta Systems Ltd. Method and system for performing complex sampling of signals by using two or more sampling channels and for calculating time delays between these channels

Also Published As

Publication number Publication date
KR20110099297A (ko) 2011-09-07
CN101558567A (zh) 2009-10-14
EP2097981B1 (de) 2011-04-20
DE602007014093D1 (de) 2011-06-01
WO2008073528A1 (en) 2008-06-19
US20080143573A1 (en) 2008-06-19
US8553808B2 (en) 2013-10-08
BRPI0720103A2 (pt) 2013-12-24
US20140003556A1 (en) 2014-01-02
KR101353754B1 (ko) 2014-01-21
CN101558567B (zh) 2015-11-25
EP2097981A1 (de) 2009-09-09
US9094272B2 (en) 2015-07-28
KR20090091757A (ko) 2009-08-28

Similar Documents

Publication Publication Date Title
ATE506752T1 (de) Verfahren und vorrichtung zum detektieren der anwesenheit eines signals in einem frequenzband unter verwendung von nicht gleichförmiger abtastung
ATE449349T1 (de) Empfänger und verfahren zum empfangen eines ersten nutzfrequenzbandes und eines zweiten nutzfrequenzbandes
MY152397A (en) Apparatus and method for converting an audio signal into a parameterized representation, apparatus and method for modifying a parameterized representation, apparatus and method for synthesizing a parameterized representation of an audio signal
ATE398776T1 (de) Verfahren und vorrichtung zur messung der vswr unter verwendung eines pilotsignals
ATE377821T1 (de) Tonhöhenbestimmungsverfahren und vorrichtung zur spektralanalyse
WO2005010473A3 (en) Method and apparatus for vibration sensing and analysis
ATE387031T1 (de) Verfahren und vorrichtung zur funktionsprüfung eines analog-digital-wandlers sowie analog- digital-wandler
ATE403274T1 (de) Verfahren und vorrichtung zur kalibrierung eines zeitverschachtelten abtasters
IN2012DN02145A (de)
ATE497236T1 (de) Vorrichtung und verfahren zur audiosignalverarbeitung
IL188599A0 (en) Methods and substances for isolating microrna
IL226224A (en) A set of filters for analysis and method
GB2450463A (en) Fractional sampling of electrical energy
ATE282877T1 (de) Verfahren und vorrichtung zum charakterisieren eines signals und zum erzeugen eines indexierten signals
JP2006304035A5 (de)
ATE453963T1 (de) Vorrichtung und verfahren zum betrieb einer effizienten interfunk-zugangstechnologie
GB0517091D0 (en) Apparatus and method for measuring a condensable component of a gas sample
EP2237054A4 (de) Verfahren zur erfassung der wiederholungsfrequenz eines gemessenen signals, dieses verwendende probeentnahmevorrichtung und wellenformbeobachtungssystem
TW200639379A (en) Method and apparatus of signal processing for use in spectrometry using an improved apodization function
ATE348451T1 (de) Vorrichtung und verfahren zum abw rtsmischen eines eingangss ignals in ein ausgangssignal
ATE455399T1 (de) Verfahren und vorrichtung zum sampling von hf- signalen
DE602006013720D1 (de) Vorrichtung zum überwachen nichtlinearer verzerrungen von funksignalen und verfahren dafür
WO2009004607A3 (en) Remote detection of discharge on a power line network
DE602005000356D1 (de) Vorrichtung und Verfahren zur Erhöhung der spektralen Effizienz von binärcodierten Digitalsignalen
WO2007034992A3 (en) An apparatus and method for multi-phase digital sampling

Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties