GB201308451D0 - Apparatus and method for signal demodulation - Google Patents

Apparatus and method for signal demodulation

Info

Publication number
GB201308451D0
GB201308451D0 GBGB1308451.2A GB201308451A GB201308451D0 GB 201308451 D0 GB201308451 D0 GB 201308451D0 GB 201308451 A GB201308451 A GB 201308451A GB 201308451 D0 GB201308451 D0 GB 201308451D0
Authority
GB
United Kingdom
Prior art keywords
signal demodulation
demodulation
signal
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.)
Ceased
Application number
GBGB1308451.2A
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.)
University of Manchester
Original Assignee
University of Manchester
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 University of Manchester filed Critical University of Manchester
Priority to GBGB1308451.2A priority Critical patent/GB201308451D0/en
Publication of GB201308451D0 publication Critical patent/GB201308451D0/en
Priority to PCT/GB2014/051414 priority patent/WO2014181117A1/en
Ceased legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D1/00—Demodulation of amplitude-modulated oscillations
    • H03D1/22—Homodyne or synchrodyne circuits
    • H03D1/2245—Homodyne or synchrodyne circuits using two quadrature channels
    • 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
    • H03D5/00—Circuits for demodulating amplitude-modulated or angle-modulated oscillations at will
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/18—Phase-modulated carrier systems, i.e. using phase-shift keying
    • H04L27/22—Demodulator circuits; Receiver circuits
    • H04L27/233—Demodulator circuits; Receiver circuits using non-coherent demodulation
    • H04L27/2338—Demodulator circuits; Receiver circuits using non-coherent demodulation using sampling
    • 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
    • H04L27/3818—Demodulator circuits; Receiver circuits using coherent demodulation, i.e. using one or more nominally phase synchronous carriers
    • 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
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D2200/00—Indexing scheme relating to details of demodulation or transference of modulation from one carrier to another covered by H03D
    • H03D2200/0041—Functional aspects of demodulators
    • H03D2200/006—Signal sampling
    • H03D2200/0062—Computation of input samples, e.g. successive samples
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D2200/00—Indexing scheme relating to details of demodulation or transference of modulation from one carrier to another covered by H03D
    • H03D2200/0041—Functional aspects of demodulators
    • H03D2200/0066—Mixing
    • H03D2200/0068—Mixing by computation
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D2200/00—Indexing scheme relating to details of demodulation or transference of modulation from one carrier to another covered by H03D
    • H03D2200/0041—Functional aspects of demodulators
    • H03D2200/0082—Quadrature arrangements

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Theoretical Computer Science (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
GBGB1308451.2A 2013-05-10 2013-05-10 Apparatus and method for signal demodulation Ceased GB201308451D0 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GBGB1308451.2A GB201308451D0 (en) 2013-05-10 2013-05-10 Apparatus and method for signal demodulation
PCT/GB2014/051414 WO2014181117A1 (en) 2013-05-10 2014-05-09 Apparatus and method for signal demodulation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB1308451.2A GB201308451D0 (en) 2013-05-10 2013-05-10 Apparatus and method for signal demodulation

Publications (1)

Publication Number Publication Date
GB201308451D0 true GB201308451D0 (en) 2013-06-19

Family

ID=48672135

Family Applications (1)

Application Number Title Priority Date Filing Date
GBGB1308451.2A Ceased GB201308451D0 (en) 2013-05-10 2013-05-10 Apparatus and method for signal demodulation

Country Status (2)

Country Link
GB (1) GB201308451D0 (en)
WO (1) WO2014181117A1 (en)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4090145A (en) * 1969-03-24 1978-05-16 Webb Joseph A Digital quadrature demodulator
US6625424B1 (en) * 2000-03-21 2003-09-23 Koninklijke Philips Electronics N.V. Autocalibration of a transceiver through nulling of a DC-voltage in a receiver and injecting of DC-signals in a transmitter
JP2004242246A (en) * 2003-02-10 2004-08-26 Matsushita Electric Ind Co Ltd Wireless communication terminal with time slot synchronization scheme
US7995981B2 (en) * 2005-10-31 2011-08-09 Silicon Laboratories Inc. Receiver with image rejection calibration at an undesired picture carrier and method therefor

Also Published As

Publication number Publication date
WO2014181117A1 (en) 2014-11-13

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Legal Events

Date Code Title Description
AT Applications terminated before publication under section 16(1)