FR2426539B1 - - Google Patents

Info

Publication number
FR2426539B1
FR2426539B1 FR7815092A FR7815092A FR2426539B1 FR 2426539 B1 FR2426539 B1 FR 2426539B1 FR 7815092 A FR7815092 A FR 7815092A FR 7815092 A FR7815092 A FR 7815092A FR 2426539 B1 FR2426539 B1 FR 2426539B1
Authority
FR
France
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
Application number
FR7815092A
Other languages
French (fr)
Other versions
FR2426539A1 (fr
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.)
Merit Holding Inc
Original Assignee
Merit Abrasive Products 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
Priority claimed from FR7515088A external-priority patent/FR2310664A1/fr
Priority to US05/665,474 priority Critical patent/US4020333A/en
Priority to US05/781,121 priority patent/US4090333A/en
Priority claimed from US05/781,121 external-priority patent/US4090333A/en
Application filed by Merit Abrasive Products Inc filed Critical Merit Abrasive Products Inc
Priority to FR7815092A priority patent/FR2426539A1/fr
Priority to GB21493/78A priority patent/GB1584607A/en
Publication of FR2426539A1 publication Critical patent/FR2426539A1/fr
Application granted granted Critical
Publication of FR2426539B1 publication Critical patent/FR2426539B1/fr
Granted 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
    • H03H17/0211—Frequency selective networks using specific transformation algorithms, e.g. WALSH functions, Fermat transforms, Mersenne transforms, polynomial transforms, Hilbert transforms

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Mathematical Physics (AREA)
  • Mathematical Optimization (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Computing Systems (AREA)
  • Algebra (AREA)
  • Pure & Applied Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Polishing Bodies And Polishing Tools (AREA)
  • Complex Calculations (AREA)
FR7815092A 1975-05-06 1978-05-22 Roue a meuler flexible Granted FR2426539A1 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
US05/665,474 US4020333A (en) 1975-05-06 1976-03-10 Digital filter for filtering complex signals
US05/781,121 US4090333A (en) 1977-03-25 1977-03-25 Flexible grinding wheel
FR7815092A FR2426539A1 (fr) 1975-05-06 1978-05-22 Roue a meuler flexible
GB21493/78A GB1584607A (en) 1977-03-25 1978-05-23 Flexible grinding wheel

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FR7515088A FR2310664A1 (fr) 1975-05-06 1975-05-06 Filtre numerique pour signaux complexes
US05/781,121 US4090333A (en) 1977-03-25 1977-03-25 Flexible grinding wheel
FR7815092A FR2426539A1 (fr) 1975-05-06 1978-05-22 Roue a meuler flexible

Publications (2)

Publication Number Publication Date
FR2426539A1 FR2426539A1 (fr) 1979-12-21
FR2426539B1 true FR2426539B1 (enExample) 1983-01-21

Family

ID=27250456

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7815092A Granted FR2426539A1 (fr) 1975-05-06 1978-05-22 Roue a meuler flexible

Country Status (2)

Country Link
US (1) US4020333A (enExample)
FR (1) FR2426539A1 (enExample)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1118625B (it) * 1979-05-11 1986-03-03 Cselt Centro Studi Lab Telecom Perfezionamenti agli equializzatori per trasmissione di segnali numeri ci
US4344177A (en) * 1980-10-09 1982-08-10 Bell Telephone Laboratories, Incorporated Equalizer comprised of equalizer sections which include internal accumulation circuits
EP0268876B1 (de) * 1986-11-12 1991-10-16 Siemens Aktiengesellschaft Mehrdimensionale (k-dimensionales) Digitalfilter, das Addierer, Multiplizierer und Schiebeglieder enthält
DE3705206A1 (de) * 1987-02-19 1988-09-01 Ant Nachrichtentech Nichtrekursives halb-band-filter
NL8702071A (nl) * 1987-09-03 1989-04-03 Philips Nv Inrichting voor het puntsgewijs aftasten van een voorwerp.
JPH06254095A (ja) * 1993-03-08 1994-09-13 Fujitsu Ltd 複素ｍｔｉフィルタ
FR2714782B1 (fr) * 1993-12-30 1996-02-02 Alcatel Telspace Estimateur en bande de base de la caractéristique amplitude/fréquence d'un signal à pluralités de phases.
US8583716B2 (en) * 2007-06-19 2013-11-12 Broadcom Corproation Method and system for efficient full resolution correlation

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB759644A (en) * 1954-04-21 1956-10-24 Merit Products Inc Improvements in or relating to abrasive wheels, and to a method for the manufacture of such wheels
GB846568A (en) * 1955-11-07 1960-08-31 Minnesota Mining & Mfg Improvements relating to abrasive wheels and to a method of using them
US2991165A (en) * 1958-01-24 1961-07-04 Minnesota Mining & Mfg Method of making non-rigid rotative abrasive structures
US3028709A (en) * 1959-12-14 1962-04-10 David S Hedden Flexible abrasive wheel manufacture
US3004373A (en) * 1960-03-14 1961-10-17 Norton Co Abrasive devices
US3679882A (en) * 1970-06-11 1972-07-25 Ibm Fourier digital filter or equalizer and method of operation therefor
FI57890C (fi) * 1971-05-10 1980-11-10 Viktor Samsonovich Salukvadze Roterande skaerverktyg
US3795498A (en) * 1972-05-03 1974-03-05 Merit Abrasive Prod Inc Method of making an abrasive wheel
US3890119A (en) * 1972-06-05 1975-06-17 Schaffner Mfg Co Inc Flap wheel finishing device
US3906347A (en) * 1973-10-11 1975-09-16 Hycom Inc Transversal equalizer for use in double sideband quadrature amplitude modulated system
FR2255754B1 (enExample) * 1973-12-11 1978-03-17 Ibm France
US3926367A (en) * 1974-09-27 1975-12-16 Us Navy Complex filters, convolvers, and multipliers

Also Published As

Publication number Publication date
FR2426539A1 (fr) 1979-12-21
US4020333A (en) 1977-04-26

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Legal Events

Date Code Title Description
ST Notification of lapse