FR2445984A1 - Additionneur a memoire morte programmable - Google Patents

Additionneur a memoire morte programmable

Info

Publication number
FR2445984A1
FR2445984A1 FR7930879A FR7930879A FR2445984A1 FR 2445984 A1 FR2445984 A1 FR 2445984A1 FR 7930879 A FR7930879 A FR 7930879A FR 7930879 A FR7930879 A FR 7930879A FR 2445984 A1 FR2445984 A1 FR 2445984A1
Authority
FR
France
Prior art keywords
adder
dead memory
programmable dead
memory adder
programmable
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.)
Granted
Application number
FR7930879A
Other languages
English (en)
French (fr)
Other versions
FR2445984B1 (OSRAM
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.)
Unisys Corp
Original Assignee
Burroughs Corp
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 Burroughs Corp filed Critical Burroughs Corp
Publication of FR2445984A1 publication Critical patent/FR2445984A1/fr
Application granted granted Critical
Publication of FR2445984B1 publication Critical patent/FR2445984B1/fr
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
    • H03M7/02—Conversion to or from weighted codes, i.e. the weight given to a digit depending on the position of the digit within the block or code word
    • H03M7/12—Conversion to or from weighted codes, i.e. the weight given to a digit depending on the position of the digit within the block or code word having two radices, e.g. binary-coded-decimal code

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Read Only Memory (AREA)
  • Error Detection And Correction (AREA)
  • Measurement Of Current Or Voltage (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
FR7930879A 1979-01-03 1979-12-17 Additionneur a memoire morte programmable Granted FR2445984A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/000,729 US4241414A (en) 1979-01-03 1979-01-03 Binary adder employing a plurality of levels of individually programmed PROMS

Publications (2)

Publication Number Publication Date
FR2445984A1 true FR2445984A1 (fr) 1980-08-01
FR2445984B1 FR2445984B1 (OSRAM) 1984-01-20

Family

ID=21692765

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7930879A Granted FR2445984A1 (fr) 1979-01-03 1979-12-17 Additionneur a memoire morte programmable

Country Status (8)

Country Link
US (1) US4241414A (OSRAM)
JP (1) JPS55112649A (OSRAM)
BE (1) BE880059A (OSRAM)
BR (1) BR7908340A (OSRAM)
DE (1) DE2952689A1 (OSRAM)
FR (1) FR2445984A1 (OSRAM)
GB (2) GB2040088B (OSRAM)
IE (1) IE49028B1 (OSRAM)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2080584B (en) * 1980-07-24 1984-05-23 Int Computers Ltd Binary-coded-decimal to binary converter
EP0188458A1 (en) * 1984-07-30 1986-07-30 KUMARASENA, Arya, Keerthi The multi input fast adder
JPS6451237U (OSRAM) * 1987-09-22 1989-03-29
JPH01121230U (OSRAM) * 1988-02-10 1989-08-17
US20060179090A1 (en) * 2005-02-09 2006-08-10 International Business Machines Corporation System and method for converting binary to decimal

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3675001A (en) * 1970-12-10 1972-07-04 Ibm Fast adder for multi-number additions
US3723715A (en) * 1971-08-25 1973-03-27 Ibm Fast modulo threshold operator binary adder for multi-number additions
US3882483A (en) * 1973-05-07 1975-05-06 Electronic Associates Code converter system and method

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3449555A (en) * 1965-06-02 1969-06-10 Wang Laboratories Parallel binary to binary coded decimal and binary coded decimal to binary converter utilizing cascaded logic blocks
GB1322657A (en) * 1971-09-10 1973-07-11 Ibm Adders
DE2238184A1 (de) * 1972-08-03 1974-02-14 Juergen Dammit Verfahren und vorrichtung zum entfernen des abfalles an gestanzten zuschnitten

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3675001A (en) * 1970-12-10 1972-07-04 Ibm Fast adder for multi-number additions
US3723715A (en) * 1971-08-25 1973-03-27 Ibm Fast modulo threshold operator binary adder for multi-number additions
US3882483A (en) * 1973-05-07 1975-05-06 Electronic Associates Code converter system and method

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
EXBK/70 *
EXBK/71 *
EXBK/73 *

Also Published As

Publication number Publication date
DE2952689A1 (de) 1980-07-17
GB2040088B (en) 1983-02-16
US4241414A (en) 1980-12-23
BE880059A (fr) 1980-03-17
BR7908340A (pt) 1980-09-16
JPS6218931B2 (OSRAM) 1987-04-25
IE49028B1 (en) 1985-07-10
JPS55112649A (en) 1980-08-30
FR2445984B1 (OSRAM) 1984-01-20
GB2094525A (en) 1982-09-15
GB2040088A (en) 1980-08-20
GB2094525B (en) 1983-08-03
DE2952689C2 (OSRAM) 1990-04-26

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Legal Events

Date Code Title Description
CD Change of name or company name
TP Transmission of property
ST Notification of lapse