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GB8912780D0 - Analogue to digital converters - Google Patents

Analogue to digital converters

Info

Publication number
GB8912780D0
GB8912780D0 GB8912780A GB8912780A GB8912780D0 GB 8912780 D0 GB8912780 D0 GB 8912780D0 GB 8912780 A GB8912780 A GB 8912780A GB 8912780 A GB8912780 A GB 8912780A GB 8912780 D0 GB8912780 D0 GB 8912780D0
Authority
GB
United Kingdom
Prior art keywords
analogue
digital converters
delta
sigma
converters
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.)
Pending
Application number
GB8912780A
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.)
General Electric Company PLC
Original Assignee
General Electric Company PLC
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 General Electric Company PLC filed Critical General Electric Company PLC
Priority to GB8912780A priority Critical patent/GB8912780D0/en
Publication of GB8912780D0 publication Critical patent/GB8912780D0/en
Priority to GB9012233A priority patent/GB2233518B/en
Pending legal-status Critical Current

Links

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Theoretical Computer Science (AREA)

Abstract

Oversampled delta-sigma converters are used to provide high resolution and large dynamic range in zero-IF analogue to digital converters, and narrow-band filters within the delta-sigma loops are used to force quantisation noise away from frequencies of interest. <IMAGE>
GB8912780A 1989-06-02 1989-06-02 Analogue to digital converters Pending GB8912780D0 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB8912780A GB8912780D0 (en) 1989-06-02 1989-06-02 Analogue to digital converters
GB9012233A GB2233518B (en) 1989-06-02 1990-06-01 Analogue to digital converters

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8912780A GB8912780D0 (en) 1989-06-02 1989-06-02 Analogue to digital converters

Publications (1)

Publication Number Publication Date
GB8912780D0 true GB8912780D0 (en) 1989-07-19

Family

ID=10657816

Family Applications (2)

Application Number Title Priority Date Filing Date
GB8912780A Pending GB8912780D0 (en) 1989-06-02 1989-06-02 Analogue to digital converters
GB9012233A Expired - Fee Related GB2233518B (en) 1989-06-02 1990-06-01 Analogue to digital converters

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB9012233A Expired - Fee Related GB2233518B (en) 1989-06-02 1990-06-01 Analogue to digital converters

Country Status (1)

Country Link
GB (2) GB8912780D0 (en)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4104882A1 (en) * 1991-02-18 1992-08-20 Blaupunkt Werke Gmbh CAR RADIO WITH A CIRCUIT FOR THE ANALOG / DIGITAL CONVERSION OF AN INTERMEDIATE FREQUENCY SIGNAL
FI107855B (en) * 1993-09-10 2001-10-15 Nokia Mobile Phones Ltd Demodulation of mf signal with sigma-delta converter
DE4342145A1 (en) * 1993-12-10 1995-06-14 Blaupunkt Werke Gmbh Circuit arrangement for analog / digital conversion of frequency-modulated intermediate frequency signals
EP0763278B1 (en) * 1995-04-03 2001-10-24 Koninklijke Philips Electronics N.V. Quadrature signal conversion device
NO303660B1 (en) 1996-11-07 1998-08-10 Nera Asa Method and system of quadrature modulation and digital-to-analog conversion
GB2330709B (en) 1997-10-24 2001-07-04 Sony Uk Ltd Signal processors
US6804497B2 (en) 2001-01-12 2004-10-12 Silicon Laboratories, Inc. Partitioned radio-frequency apparatus and associated methods
US7024221B2 (en) 2001-01-12 2006-04-04 Silicon Laboratories Inc. Notch filter for DC offset reduction in radio-frequency apparatus and associated methods
US6970717B2 (en) * 2001-01-12 2005-11-29 Silicon Laboratories Inc. Digital architecture for radio-frequency apparatus and associated methods
US7242912B2 (en) 1998-05-29 2007-07-10 Silicon Laboratories Inc. Partitioning of radio-frequency apparatus
US6993314B2 (en) 1998-05-29 2006-01-31 Silicon Laboratories Inc. Apparatus for generating multiple radio frequencies in communication circuitry and associated methods
US7035607B2 (en) 1998-05-29 2006-04-25 Silicon Laboratories Inc. Systems and methods for providing an adjustable reference signal to RF circuitry
US7221921B2 (en) 1998-05-29 2007-05-22 Silicon Laboratories Partitioning of radio-frequency apparatus
US7092675B2 (en) 1998-05-29 2006-08-15 Silicon Laboratories Apparatus and methods for generating radio frequencies in communication circuitry using multiple control signals
AUPQ381499A0 (en) * 1999-11-02 1999-11-25 Commonwealth Of Australia, The Enhanced direct digitising array arrangement
AU773665B2 (en) * 1999-11-02 2004-06-03 Commonwealth Of Australia, The Enhanced direct digitising array arrangement
US7177610B2 (en) 2001-01-12 2007-02-13 Silicon Laboratories Inc. Calibrated low-noise current and voltage references and associated methods
US7031683B2 (en) 2001-01-12 2006-04-18 Silicon Laboratories Inc. Apparatus and methods for calibrating signal-processing circuitry
US7138858B2 (en) 2001-01-12 2006-11-21 Silicon Laboratories, Inc. Apparatus and methods for output buffer circuitry with constant output power in radio-frequency circuitry
US7035611B2 (en) 2001-01-12 2006-04-25 Silicon Laboratories Inc. Apparatus and method for front-end circuitry in radio-frequency apparatus
US7158574B2 (en) 2001-01-12 2007-01-02 Silicon Laboratories Inc. Digital interface in radio-frequency apparatus and associated methods
US8467483B2 (en) 2002-03-15 2013-06-18 Silicon Laboratories Inc. Radio-frequency apparatus and associated methods
DE60215463T2 (en) 2002-05-22 2007-02-08 Freescale Semiconductor, Inc., Austin Analog-to-digital converter arrangement and method
GB0303028D0 (en) * 2003-02-11 2003-03-12 Rodborough Radio Technology High frequency bandpass analogue to digital converters

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4857928A (en) * 1988-01-28 1989-08-15 Motorola, Inc. Method and arrangement for a sigma delta converter for bandpass signals

Also Published As

Publication number Publication date
GB2233518A (en) 1991-01-09
GB2233518B (en) 1993-09-29
GB9012233D0 (en) 1990-07-18

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