ES2079471T3 - Interpolador para aumentar la velocidad de las palabras de salida de una señal digital. - Google Patents

Interpolador para aumentar la velocidad de las palabras de salida de una señal digital.

Info

Publication number
ES2079471T3
ES2079471T3 ES90870153T ES90870153T ES2079471T3 ES 2079471 T3 ES2079471 T3 ES 2079471T3 ES 90870153 T ES90870153 T ES 90870153T ES 90870153 T ES90870153 T ES 90870153T ES 2079471 T3 ES2079471 T3 ES 2079471T3
Authority
ES
Spain
Prior art keywords
series
words
interpolator
output words
speed
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.)
Expired - Lifetime
Application number
ES90870153T
Other languages
English (en)
Inventor
Joannes Mathilde Jos Sevenhans
Lajos Kiss
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.)
Alcatel Lucent NV
Original Assignee
Alcatel NV
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 Alcatel NV filed Critical Alcatel NV
Application granted granted Critical
Publication of ES2079471T3 publication Critical patent/ES2079471T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H17/00—Networks using digital techniques
    • H03H17/02—Frequency selective networks
    • H03H17/0223—Computation saving measures; Accelerating measures
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H17/00—Networks using digital techniques
    • H03H17/02—Frequency selective networks
    • H03H17/06—Non-recursive filters
    • H03H17/0621—Non-recursive filters with input-sampling frequency and output-delivery frequency which differ, e.g. extrapolation; Anti-aliasing
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H17/00—Networks using digital techniques
    • H03H17/02—Frequency selective networks
    • H03H17/06—Non-recursive filters
    • H03H17/0621—Non-recursive filters with input-sampling frequency and output-delivery frequency which differ, e.g. extrapolation; Anti-aliasing
    • H03H17/0635—Non-recursive filters with input-sampling frequency and output-delivery frequency which differ, e.g. extrapolation; Anti-aliasing characterized by the ratio between the input-sampling and output-delivery frequencies
    • H03H17/065—Non-recursive filters with input-sampling frequency and output-delivery frequency which differ, e.g. extrapolation; Anti-aliasing characterized by the ratio between the input-sampling and output-delivery frequencies the ratio being integer
    • H03H17/0657—Non-recursive filters with input-sampling frequency and output-delivery frequency which differ, e.g. extrapolation; Anti-aliasing characterized by the ratio between the input-sampling and output-delivery frequencies the ratio being integer where the output-delivery frequency is higher than the input sampling frequency, i.e. interpolation
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H2218/00—Indexing scheme relating to details of digital filters
    • H03H2218/06—Multiple-input, multiple-output [MIMO]; Multiple-input, single-output [MISO]

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Mathematical Physics (AREA)
  • Computing Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Electrophonic Musical Instruments (AREA)
  • Analogue/Digital Conversion (AREA)
  • Error Detection And Correction (AREA)
  • Complex Calculations (AREA)

Abstract

UN INTERPOLADOR MULTIPLEX QUE MANEJA 4 SERIES DE PALABRAS DE SALIDA MULTIBIT......, SI, SI+1, ......APLICADAS EN PARALELO A 32 KHZ DESPUES DE LA CONVERSION A TRAVES DE UNAS SERIES DE ENTRADA A UN CONVERTIDOR PARALELO (SIPO) Y PRODUCE 4 SERIES DE PALABRAS DE SALIDA MULTIBIT A 256 KHZ CON LA AYUDA DE SUMADOR/SUBSTRACTOR PARALELO (ADD) OPERADO EN MULTIPLEX PARA COMPUTAR SUCESIVAMENTE PARA CADA UNA DE LAS 4 SERIES DE PALABRAS DE ENTRADA, LAS PALABRAS DE SALIDA 8SI, 7SI+SI+1, ......SI+7SI+1, 8SI+1, ..... .SIENDO CADA ADICION DE SI+1-SI TAMBIEN COMPUTADA POR EL SUMADOR/SUSTRACTOR EN DOS PASOS, PRIMERO MEDIANTE SUSTRACCION (C1) DE SI DEL VALOR ACUMULADO (IVC) Y SEGUNDO, SUMANDO (D1) SI+1 AL VALOR RECIEN ACUMULADO, SIENDO EL SUMADOR/SUSTRACTOR INICIALIZADO DESPUES DE CADA PAR DE PASOS PREVIO AL PROCESAMIENTO DE DATOS PERTENECIENTES A OTRA DE LAS 4 PALABRAS DE ENTRADA EN UNA MANERA CICLICA.
ES90870153T 1990-09-18 1990-09-18 Interpolador para aumentar la velocidad de las palabras de salida de una señal digital. Expired - Lifetime ES2079471T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP90870153A EP0476214B1 (en) 1990-09-18 1990-09-18 Interpolator increasing the output word rate of a digital signal

Publications (1)

Publication Number Publication Date
ES2079471T3 true ES2079471T3 (es) 1996-01-16

Family

ID=8206080

Family Applications (1)

Application Number Title Priority Date Filing Date
ES90870153T Expired - Lifetime ES2079471T3 (es) 1990-09-18 1990-09-18 Interpolador para aumentar la velocidad de las palabras de salida de una señal digital.

Country Status (7)

Country Link
US (1) US5191545A (es)
EP (1) EP0476214B1 (es)
JP (1) JPH04349710A (es)
AU (1) AU636058B2 (es)
CA (1) CA2051583C (es)
DE (1) DE69021567T2 (es)
ES (1) ES2079471T3 (es)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2071555B1 (es) * 1992-12-30 1996-01-16 Alcatel Standard Electrica Dispositivo de interpolacion numerica de se¦ales.
JP3647364B2 (ja) * 2000-07-21 2005-05-11 Ｎｅｃエレクトロニクス株式会社 クロック制御方法及び回路

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2273419B1 (es) * 1973-01-25 1976-09-10 Trt Telecom Radio Electr
US4109110A (en) * 1975-02-20 1978-08-22 International Standard Electric Corporation Digital-to-analog converter
US4006314A (en) * 1976-01-29 1977-02-01 Bell Telephone Laboratories, Incorporated Digital interface for resynchronizing digital signals
US4270026A (en) * 1979-11-28 1981-05-26 International Telephone And Telegraph Corporation Interpolator apparatus for increasing the word rate of a digital signal of the type employed in digital telephone systems
AU588428B2 (en) * 1986-02-27 1989-09-14 Alcatel N.V. Converter circuit

Also Published As

Publication number Publication date
US5191545A (en) 1993-03-02
EP0476214B1 (en) 1995-08-09
DE69021567T2 (de) 1996-03-21
CA2051583C (en) 1996-11-26
JPH04349710A (ja) 1992-12-04
AU8375191A (en) 1992-03-26
EP0476214A1 (en) 1992-03-25
DE69021567D1 (de) 1995-09-14
CA2051583A1 (en) 1992-03-19
AU636058B2 (en) 1993-04-08

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