DE69428666T2 - Datenverarbeitungssystem mit begrenzter nachschlagtabelle für eine funktion mit ungleichmässiger auflösung - Google Patents

Datenverarbeitungssystem mit begrenzter nachschlagtabelle für eine funktion mit ungleichmässiger auflösung

Info

Publication number
DE69428666T2
DE69428666T2 DE69428666T DE69428666T DE69428666T2 DE 69428666 T2 DE69428666 T2 DE 69428666T2 DE 69428666 T DE69428666 T DE 69428666T DE 69428666 T DE69428666 T DE 69428666T DE 69428666 T2 DE69428666 T2 DE 69428666T2
Authority
DE
Germany
Prior art keywords
address
memory
external
addresses
conversion means
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 - Fee Related
Application number
DE69428666T
Other languages
German (de)
English (en)
Other versions
DE69428666D1 (de
Inventor
Gordon Thomason
Claudius Vlot
Hubertus Wester
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.)
Koninklijke Philips NV
Original Assignee
Koninklijke Philips Electronics 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 Koninklijke Philips Electronics NV filed Critical Koninklijke Philips Electronics NV
Publication of DE69428666D1 publication Critical patent/DE69428666D1/de
Application granted granted Critical
Publication of DE69428666T2 publication Critical patent/DE69428666T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/02—Digital function generators
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/02—Digital function generators
    • G06F1/03—Digital function generators working, at least partly, by table look-up
    • G06F1/035—Reduction of table size
    • G06F1/0353—Reduction of table size by using symmetrical properties of the function, e.g. using most significant bits for quadrant control
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/02—Digital function generators
    • G06F1/03—Digital function generators working, at least partly, by table look-up
    • G06F1/035—Reduction of table size

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Image Processing (AREA)
  • Memory System (AREA)
DE69428666T 1993-07-16 1994-07-04 Datenverarbeitungssystem mit begrenzter nachschlagtabelle für eine funktion mit ungleichmässiger auflösung Expired - Fee Related DE69428666T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP93202092 1993-07-16
PCT/IB1994/000194 WO1995002861A1 (en) 1993-07-16 1994-07-04 Data processing system with reduced look-up table for a function with non-uniform resolution

Publications (2)

Publication Number Publication Date
DE69428666D1 DE69428666D1 (de) 2001-11-22
DE69428666T2 true DE69428666T2 (de) 2002-07-11

Family

ID=8213990

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69428666T Expired - Fee Related DE69428666T2 (de) 1993-07-16 1994-07-04 Datenverarbeitungssystem mit begrenzter nachschlagtabelle für eine funktion mit ungleichmässiger auflösung

Country Status (7)

Country Link
US (1) US5895500A (cg-RX-API-DMAC7.html)
EP (1) EP0660953B1 (cg-RX-API-DMAC7.html)
JP (1) JPH08501648A (cg-RX-API-DMAC7.html)
KR (1) KR950703760A (cg-RX-API-DMAC7.html)
DE (1) DE69428666T2 (cg-RX-API-DMAC7.html)
TW (1) TW265433B (cg-RX-API-DMAC7.html)
WO (1) WO1995002861A1 (cg-RX-API-DMAC7.html)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1995023380A1 (en) * 1994-02-25 1995-08-31 International Business Machines Corporation Bit mapping apparatus and method
EP0951671A1 (en) * 1997-08-18 1999-10-27 Koninklijke Philips Electronics N.V. Data processing device with relative jump instruction
US6549519B1 (en) * 1998-01-23 2003-04-15 Alcatel Internetworking (Pe), Inc. Network switching device with pipelined search engines
US6161144A (en) 1998-01-23 2000-12-12 Alcatel Internetworking (Pe), Inc. Network switching device with concurrent key lookups
US6678269B1 (en) 1998-10-05 2004-01-13 Alcatel Network switching device with disparate database formats
US6920146B1 (en) 1998-10-05 2005-07-19 Packet Engines Incorporated Switching device with multistage queuing scheme
DE19906559C1 (de) 1999-02-15 2000-04-20 Karlsruhe Forschzent Digital-elektronisches Verfahren zur Steigerung der Berechnungsgenauigkeit bei nichtlinearen Funktionen und ein System zur Durchführung des Verfahrens
JP2001143063A (ja) * 1999-11-04 2001-05-25 Neucore Technol Inc 画像処理装置
US20060253749A1 (en) * 2005-05-09 2006-11-09 International Business Machines Corporation Real-time memory verification in a high-availability system
WO2012103930A1 (en) * 2011-01-31 2012-08-09 Telefonaktiebolaget L M Ericsson (Publ) Determining a location address for shared data

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4486797A (en) * 1982-11-22 1984-12-04 International Business Machines Corporation Sliding mask variable resolution velocity trajectory for track following servo
GB2181907B (en) * 1985-10-18 1989-10-11 Stc Plc Phase rotation of signals
US5123101A (en) * 1986-11-12 1992-06-16 Xerox Corporation Multiple address space mapping technique for shared memory wherein a processor operates a fault handling routine upon a translator miss
US5247632A (en) * 1989-01-23 1993-09-21 Eastman Kodak Company Virtual memory management arrangement for addressing multi-dimensional arrays in a digital data processing system

Also Published As

Publication number Publication date
KR950703760A (ko) 1995-09-20
TW265433B (cg-RX-API-DMAC7.html) 1995-12-11
US5895500A (en) 1999-04-20
DE69428666D1 (de) 2001-11-22
EP0660953A1 (en) 1995-07-05
EP0660953B1 (en) 2001-10-17
JPH08501648A (ja) 1996-02-20
WO1995002861A1 (en) 1995-01-26

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee