DE19581508T1 - Digitalisierer für ein gespaltenes Frequenzbandsignal und Verfahren dafür - Google Patents

Digitalisierer für ein gespaltenes Frequenzbandsignal und Verfahren dafür

Info

Publication number
DE19581508T1
DE19581508T1 DE19581508T DE19581508T DE19581508T1 DE 19581508 T1 DE19581508 T1 DE 19581508T1 DE 19581508 T DE19581508 T DE 19581508T DE 19581508 T DE19581508 T DE 19581508T DE 19581508 T1 DE19581508 T1 DE 19581508T1
Authority
DE
Germany
Prior art keywords
digitizer
frequency band
band signal
method therefor
split frequency
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.)
Withdrawn
Application number
DE19581508T
Other languages
English (en)
Inventor
Paul Fielding Smith
Danny Thomas Pinckley
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.)
Motorola Solutions Inc
Original Assignee
Motorola 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 Inc filed Critical Motorola Inc
Publication of DE19581508T1 publication Critical patent/DE19581508T1/de
Withdrawn legal-status Critical Current

Links

Classifications

    • 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
    • H04B1/0003—Software-defined radio [SDR] systems, i.e. systems wherein components typically implemented in hardware, e.g. filters or modulators/demodulators, are implented using software, e.g. by involving an AD or DA conversion stage such that at least part of the signal processing is performed in the digital domain
    • H04B1/0007—Software-defined radio [SDR] systems, i.e. systems wherein components typically implemented in hardware, e.g. filters or modulators/demodulators, are implented using software, e.g. by involving an AD or DA conversion stage such that at least part of the signal processing is performed in the digital domain wherein the AD/DA conversion occurs at radiofrequency or intermediate frequency stage
    • H04B1/0017—Digital filtering
    • 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
    • H03M1/1205—Multiplexed conversion systems
    • H03M1/121—Interleaved, i.e. using multiple converters or converter parts for one channel
    • 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
    • H04B1/0003—Software-defined radio [SDR] systems, i.e. systems wherein components typically implemented in hardware, e.g. filters or modulators/demodulators, are implented using software, e.g. by involving an AD or DA conversion stage such that at least part of the signal processing is performed in the digital domain
    • 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
    • H04B1/0003—Software-defined radio [SDR] systems, i.e. systems wherein components typically implemented in hardware, e.g. filters or modulators/demodulators, are implented using software, e.g. by involving an AD or DA conversion stage such that at least part of the signal processing is performed in the digital domain
    • H04B1/0007—Software-defined radio [SDR] systems, i.e. systems wherein components typically implemented in hardware, e.g. filters or modulators/demodulators, are implented using software, e.g. by involving an AD or DA conversion stage such that at least part of the signal processing is performed in the digital domain wherein the AD/DA conversion occurs at radiofrequency or intermediate frequency stage
    • H04B1/001—Channel filtering, i.e. selecting a frequency channel within the SDR system
    • 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
    • H04B1/16—Circuits
    • H04B1/26—Circuits for superheterodyne receivers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/02—Arrangements for detecting or preventing errors in the information received by diversity reception
    • H04L1/06—Arrangements for detecting or preventing errors in the information received by diversity reception using space diversity
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/22—Arrangements for detecting or preventing errors in the information received using redundant apparatus to increase reliability
    • 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
    • H04L25/14—Channel dividing arrangements, i.e. in which a single bit stream is divided between several baseband channels and reassembled at the receiver
    • 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
DE19581508T 1994-12-29 1995-11-22 Digitalisierer für ein gespaltenes Frequenzbandsignal und Verfahren dafür Withdrawn DE19581508T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/366,347 US5668836A (en) 1994-12-29 1994-12-29 Split frequency band signal digitizer and method
PCT/US1995/015295 WO1996021280A1 (en) 1994-12-29 1995-11-22 Split frequency band signal digitizer and method

Publications (1)

Publication Number Publication Date
DE19581508T1 true DE19581508T1 (de) 1997-08-21

Family

ID=23442635

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19581508T Withdrawn DE19581508T1 (de) 1994-12-29 1995-11-22 Digitalisierer für ein gespaltenes Frequenzbandsignal und Verfahren dafür

Country Status (10)

Country Link
US (1) US5668836A (de)
JP (1) JPH09510075A (de)
CN (1) CN1057413C (de)
CA (1) CA2181809C (de)
DE (1) DE19581508T1 (de)
FI (1) FI962960A (de)
FR (1) FR2729023A1 (de)
GB (1) GB2301500B (de)
SE (1) SE9603088L (de)
WO (1) WO1996021280A1 (de)

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US6091940A (en) 1998-10-21 2000-07-18 Parkervision, Inc. Method and system for frequency up-conversion
US6177893B1 (en) * 1998-09-15 2001-01-23 Scott R. Velazquez Parallel processing analog and digital converter
US6049706A (en) 1998-10-21 2000-04-11 Parkervision, Inc. Integrated frequency translation and selectivity
US6813485B2 (en) 1998-10-21 2004-11-02 Parkervision, Inc. Method and system for down-converting and up-converting an electromagnetic signal, and transforms for same
US6061555A (en) 1998-10-21 2000-05-09 Parkervision, Inc. Method and system for ensuring reception of a communications signal
US6560301B1 (en) 1998-10-21 2003-05-06 Parkervision, Inc. Integrated frequency translation and selectivity with a variety of filter embodiments
US7039372B1 (en) 1998-10-21 2006-05-02 Parkervision, Inc. Method and system for frequency up-conversion with modulation embodiments
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US6542722B1 (en) 1998-10-21 2003-04-01 Parkervision, Inc. Method and system for frequency up-conversion with variety of transmitter configurations
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US6853690B1 (en) 1999-04-16 2005-02-08 Parkervision, Inc. Method, system and apparatus for balanced frequency up-conversion of a baseband signal and 4-phase receiver and transceiver embodiments
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US7110444B1 (en) 1999-08-04 2006-09-19 Parkervision, Inc. Wireless local area network (WLAN) using universal frequency translation technology including multi-phase embodiments and circuit implementations
US7065162B1 (en) 1999-04-16 2006-06-20 Parkervision, Inc. Method and system for down-converting an electromagnetic signal, and transforms for same
US7693230B2 (en) 1999-04-16 2010-04-06 Parkervision, Inc. Apparatus and method of differential IQ frequency up-conversion
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US6895232B2 (en) 1999-05-07 2005-05-17 Conexant Systems, Inc. Method and apparatus for receiving radio frequency signals
US8295406B1 (en) 1999-08-04 2012-10-23 Parkervision, Inc. Universal platform module for a plurality of communication protocols
US7010286B2 (en) 2000-04-14 2006-03-07 Parkervision, Inc. Apparatus, system, and method for down-converting and up-converting electromagnetic signals
AU2000265029A1 (en) * 2000-07-28 2002-02-25 Kromos Technology, Inc. Acquiring local signal behavior parameters
US7454453B2 (en) 2000-11-14 2008-11-18 Parkervision, Inc. Methods, systems, and computer program products for parallel correlation and applications thereof
US7200377B2 (en) * 2001-06-06 2007-04-03 Visteon Corporation Method and system for multi-channel RF digitization with analog selectivity
US7072427B2 (en) 2001-11-09 2006-07-04 Parkervision, Inc. Method and apparatus for reducing DC offsets in a communication system
US7460584B2 (en) 2002-07-18 2008-12-02 Parkervision, Inc. Networking methods and systems
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US7957938B2 (en) * 2002-10-24 2011-06-07 Lecroy Corporation Method and apparatus for a high bandwidth oscilloscope utilizing multiple channel digital bandwidth interleaving
US10659071B2 (en) 2002-10-24 2020-05-19 Teledyne Lecroy, Inc. High bandwidth oscilloscope
US7711510B2 (en) 2002-10-24 2010-05-04 Lecroy Corporation Method of crossover region phase correction when summing signals in multiple frequency bands
US7219037B2 (en) * 2002-10-24 2007-05-15 Lecroy Corporation High bandwidth oscilloscope
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US7257497B2 (en) * 2005-04-29 2007-08-14 Tektronix, Inc. Sequential frequency band acquisition apparatus for test and measurement instruments
US9066214B1 (en) * 2005-05-11 2015-06-23 Sprint Spectrum L.P. System and method for scalable bandwidth allocation in a wireless wide area network
US7304597B1 (en) * 2006-05-26 2007-12-04 Lecroy Corporation Adaptive interpolation for use in reducing signal spurs
US7535394B2 (en) * 2007-07-10 2009-05-19 Lecroy Corporation High speed arbitrary waveform generator
JP5493607B2 (ja) * 2009-09-04 2014-05-14 日本電気株式会社 マルチバンド無線通信装置およびマルチバンド無線通信方法
US9306590B2 (en) 2011-05-26 2016-04-05 Tektronix, Inc. Test and measurement instrument including asynchronous time-interleaved digitizer using harmonic mixing
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US9432042B2 (en) 2011-05-26 2016-08-30 Tektronix, Inc. Test and measurement instrument including asynchronous time-interleaved digitizer using harmonic mixing
US9568503B2 (en) 2011-05-26 2017-02-14 Tektronix, Inc. Calibration for test and measurement instrument including asynchronous time-interleaved digitizer using harmonic mixing
US8928514B1 (en) 2013-09-13 2015-01-06 Tektronix, Inc. Harmonic time domain interleave to extend oscilloscope bandwidth and sample rate
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US5251218A (en) * 1989-01-05 1993-10-05 Hughes Aircraft Company Efficient digital frequency division multiplexed signal receiver
US5280636A (en) * 1991-06-13 1994-01-18 Hughes Aircraft Company Multi-band digital receiving apparatus and method with bandwidth reduction

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US5251218A (en) * 1989-01-05 1993-10-05 Hughes Aircraft Company Efficient digital frequency division multiplexed signal receiver
US5280636A (en) * 1991-06-13 1994-01-18 Hughes Aircraft Company Multi-band digital receiving apparatus and method with bandwidth reduction

Also Published As

Publication number Publication date
SE9603088D0 (sv) 1996-08-27
SE9603088L (sv) 1996-10-02
GB9617717D0 (en) 1996-10-02
CA2181809C (en) 1999-09-28
US5668836A (en) 1997-09-16
WO1996021280A1 (en) 1996-07-11
JPH09510075A (ja) 1997-10-07
CA2181809A1 (en) 1996-07-11
CN1057413C (zh) 2000-10-11
GB2301500B (en) 1998-07-01
FI962960A0 (fi) 1996-07-24
FR2729023A1 (fr) 1996-07-05
GB2301500A (en) 1996-12-04
CN1142291A (zh) 1997-02-05
FI962960A (fi) 1996-07-24

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