AU6474796A - Amps a-band single superhet - Google Patents

Amps a-band single superhet

Info

Publication number
AU6474796A
AU6474796A AU64747/96A AU6474796A AU6474796A AU 6474796 A AU6474796 A AU 6474796A AU 64747/96 A AU64747/96 A AU 64747/96A AU 6474796 A AU6474796 A AU 6474796A AU 6474796 A AU6474796 A AU 6474796A
Authority
AU
Australia
Prior art keywords
superhet
amps
band single
band
single superhet
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.)
Abandoned
Application number
AU64747/96A
Inventor
Lars Henrik Bergman
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.)
Telefonaktiebolaget LM Ericsson AB
Original Assignee
Telefonaktiebolaget LM Ericsson AB
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 Telefonaktiebolaget LM Ericsson AB filed Critical Telefonaktiebolaget LM Ericsson AB
Publication of AU6474796A publication Critical patent/AU6474796A/en
Abandoned 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
    • H04B1/0025—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 using a sampling rate lower than twice the highest frequency component of the sampled signal
    • 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
    • H04B1/005—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 adapting radio receivers, transmitters andtransceivers for operation on two or more bands, i.e. frequency ranges
    • H04B1/0053—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 adapting radio receivers, transmitters andtransceivers for operation on two or more bands, i.e. frequency ranges with common antenna for more than one band
    • H04B1/006—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 adapting radio receivers, transmitters andtransceivers for operation on two or more bands, i.e. frequency ranges with common antenna for more than one band using switches for selecting the desired band
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Superheterodyne Receivers (AREA)
AU64747/96A 1995-07-26 1996-07-17 Amps a-band single superhet Abandoned AU6474796A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US50676695A 1995-07-26 1995-07-26
PCT/SE1996/000961 WO1997005705A1 (en) 1995-07-26 1996-07-17 Amps a-band single superhet
US506766 2000-02-18

Publications (1)

Publication Number Publication Date
AU6474796A true AU6474796A (en) 1997-02-26

Family

ID=24015921

Family Applications (1)

Application Number Title Priority Date Filing Date
AU64747/96A Abandoned AU6474796A (en) 1995-07-26 1996-07-17 Amps a-band single superhet

Country Status (2)

Country Link
AU (1) AU6474796A (en)
WO (1) WO1997005705A1 (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5602847A (en) * 1995-09-27 1997-02-11 Lucent Technologies Inc. Segregated spectrum RF downconverter for digitization systems
GB2338853B (en) 1998-06-18 2002-11-06 Ericsson Telefon Ab L M Radio receiver
EP1032136A1 (en) 1999-02-25 2000-08-30 Lucent Technologies Inc. Nyquist band frequency translation
US6895232B2 (en) 1999-05-07 2005-05-17 Conexant Systems, Inc. Method and apparatus for receiving radio frequency signals
GB2349783A (en) * 1999-05-07 2000-11-08 Oak Technology Inc Receiver circuit using sub sampling analogue to digital converter to frequency shift the signal
US6574459B1 (en) 2000-04-14 2003-06-03 Lucent Technologies Inc. Multiple branch receiver system and method
US6678512B1 (en) 2000-04-14 2004-01-13 Lucent Technologies Inc. Receiver system using analog to digital conversion at radio frequency and method
EP2127104A1 (en) * 2007-01-19 2009-12-02 Cinterion Wireless Modules GmbH Method and device for signal processing
ES2589278T3 (en) 2011-09-09 2016-11-11 Per Vices Corporation Systems and procedures for performing demodulation and modulation in software defined radios
WO2015160777A1 (en) 2014-04-15 2015-10-22 Commscope Technologies Llc Wideband remote unit for distributed antenna system
JP7450549B2 (en) * 2018-04-20 2024-03-15 テレフオンアクチーボラゲット エルエム エリクソン（パブル） Method and apparatus for energy efficient transmission and reception of signals using aliasing

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5289464A (en) * 1992-09-21 1994-02-22 At&T Bell Laboratories Frequency-multiplexed cellular telephone cell site base station and method of operating the same
US5436955A (en) * 1993-07-30 1995-07-25 Hughes Aircraft Company Compatible analog channel unit for a digital cellular telephone system

Also Published As

Publication number Publication date
WO1997005705A1 (en) 1997-02-13

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