NL113236C - - Google Patents

Info

Publication number
NL113236C
NL113236C NL224679A NL224679A NL113236C NL 113236 C NL113236 C NL 113236C NL 224679 A NL224679 A NL 224679A NL 224679 A NL224679 A NL 224679A NL 113236 C NL113236 C NL 113236C
Authority
NL
Netherlands
Application number
NL224679A
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 to NL213922D priority Critical patent/NL213922A/xx
Priority to NL224679D priority patent/NL224679A/xx
Priority to NL213922A priority patent/NL103751C/xx
Priority to DEN14550A priority patent/DE1096649B/de
Priority to US708917A priority patent/US3056551A/en
Priority to CH5486558A priority patent/CH365235A/de
Priority to FR1193001D priority patent/FR1193001A/fr
Priority to GB2197/58A priority patent/GB876989A/en
Application filed filed Critical
Priority to NL224679A priority patent/NL113236C/xx
Priority to GB3592/59A priority patent/GB879159A/en
Priority to CH6901559A priority patent/CH374841A/de
Priority to FR785754A priority patent/FR74905E/fr
Priority to DEN16195A priority patent/DE1123144B/de
Priority to OA50889A priority patent/OA00798A/xx
Application granted granted Critical
Publication of NL113236C publication Critical patent/NL113236C/xx

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F7/00—Methods or arrangements for processing data by operating upon the order or content of the data handled
    • G06F7/38—Methods or arrangements for performing computations using exclusively denominational number representation, e.g. using binary, ternary, decimal representation
    • G06F7/48—Methods or arrangements for performing computations using exclusively denominational number representation, e.g. using binary, ternary, decimal representation using non-contact-making devices, e.g. tube, solid state device; using unspecified devices
    • G06F7/50—Adding; Subtracting
    • G06F7/505—Adding; Subtracting in bit-parallel fashion, i.e. having a different digit-handling circuit for each denomination
    • G06F7/506—Adding; Subtracting in bit-parallel fashion, i.e. having a different digit-handling circuit for each denomination with simultaneous carry generation for, or propagation over, two or more stages
    • G06F7/508—Adding; Subtracting in bit-parallel fashion, i.e. having a different digit-handling circuit for each denomination with simultaneous carry generation for, or propagation over, two or more stages using carry look-ahead circuits
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F7/00—Methods or arrangements for processing data by operating upon the order or content of the data handled
    • G06F7/38—Methods or arrangements for performing computations using exclusively denominational number representation, e.g. using binary, ternary, decimal representation
    • G06F7/48—Methods or arrangements for performing computations using exclusively denominational number representation, e.g. using binary, ternary, decimal representation using non-contact-making devices, e.g. tube, solid state device; using unspecified devices
    • G06F7/50—Adding; Subtracting
    • G06F7/501—Half or full adders, i.e. basic adder cells for one denomination
    • G06F7/5016—Half or full adders, i.e. basic adder cells for one denomination forming at least one of the output signals directly from the minterms of the input signals, i.e. with a minimum number of gate levels

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computational Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Pure & Applied Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Computing Systems (AREA)
  • Mathematical Optimization (AREA)
  • General Engineering & Computer Science (AREA)
  • Complex Calculations (AREA)
  • Management, Administration, Business Operations System, And Electronic Commerce (AREA)
NL224679A 1957-01-22 1958-02-05 NL113236C (xx)

Priority Applications (14)

Application Number Priority Date Filing Date Title
NL213922D NL213922A (xx) 1957-01-22
NL224679D NL224679A (xx) 1957-01-22
NL213922A NL103751C (xx) 1957-01-22 1957-01-22
DEN14550A DE1096649B (de) 1957-01-22 1958-01-11 Summenerzeuger fuer eine elektronische Zahlenrechenmaschine
US708917A US3056551A (en) 1957-01-22 1958-01-14 Arithmetic element for digital computers
CH5486558A CH365235A (de) 1957-01-22 1958-01-20 Summenerzeuger für eine elektronische Zahlenrechenmaschine
FR1193001D FR1193001A (fr) 1957-01-22 1958-01-22 Opérateur pour machine à calculer numérique
GB2197/58A GB876989A (en) 1957-01-22 1958-01-22 Improvements in or relating to arithmetic units for digital computers
NL224679A NL113236C (xx) 1957-01-22 1958-02-05
GB3592/59A GB879159A (en) 1957-01-22 1959-02-02 Improvements in or relating to arithmetic units for digital computers
CH6901559A CH374841A (de) 1957-01-22 1959-02-02 Summenerzeuger für eine elektronische Zahlenrechenmaschine
FR785754A FR74905E (fr) 1957-01-22 1959-02-04 Opérateur pour machine à calculer numérique
DEN16195A DE1123144B (de) 1957-01-22 1959-10-31 Ergebniserzeuger fuer eine Zahlenrechenmaschine
OA50889A OA00798A (fr) 1957-01-22 1964-12-16 Perfectionnement aux opérateurs pour machine à calculer numérique.

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL213922A NL103751C (xx) 1957-01-22 1957-01-22
NL224679A NL113236C (xx) 1957-01-22 1958-02-05

Publications (1)

Publication Number Publication Date
NL113236C true NL113236C (xx) 1965-12-15

Family

ID=26641616

Family Applications (4)

Application Number Title Priority Date Filing Date
NL224679D NL224679A (xx) 1957-01-22
NL213922D NL213922A (xx) 1957-01-22
NL213922A NL103751C (xx) 1957-01-22 1957-01-22
NL224679A NL113236C (xx) 1957-01-22 1958-02-05

Family Applications Before (3)

Application Number Title Priority Date Filing Date
NL224679D NL224679A (xx) 1957-01-22
NL213922D NL213922A (xx) 1957-01-22
NL213922A NL103751C (xx) 1957-01-22 1957-01-22

Country Status (7)

Country Link
US (1) US3056551A (xx)
CH (2) CH365235A (xx)
DE (2) DE1096649B (xx)
FR (2) FR1193001A (xx)
GB (2) GB876989A (xx)
NL (4) NL103751C (xx)
OA (1) OA00798A (xx)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1184125B (de) * 1961-11-17 1964-12-23 Telefunken Patent Zweistufiges Rechenwerk
DE2007353C3 (de) * 1970-02-18 1973-11-29 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Vierteiliges Addierwerk
US4737926A (en) * 1986-01-21 1988-04-12 Intel Corporation Optimally partitioned regenerative carry lookahead adder

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2719670A (en) * 1949-10-18 1955-10-04 Jacobs Electrical and electronic digital computers
US2803401A (en) * 1950-10-10 1957-08-20 Hughes Aircraft Co Arithmetic units for digital computers
US2819839A (en) * 1951-02-23 1958-01-14 Donald H Jacobs High speed register using gating circuits to bypass delay elements
GB750817A (en) * 1953-10-19 1956-06-20 Powers Samas Account Mach Ltd Improvements in or relating to electronic adding circuits
US2954168A (en) * 1955-11-21 1960-09-27 Philco Corp Parallel binary adder-subtracter circuits
US2879001A (en) * 1956-09-10 1959-03-24 Weinberger Arnold High-speed binary adder having simultaneous carry generation

Also Published As

Publication number Publication date
FR1193001A (fr) 1959-10-29
GB879159A (en) 1961-10-04
OA00798A (fr) 1967-11-15
NL103751C (xx) 1962-05-15
FR74905E (fr) 1961-03-03
US3056551A (en) 1962-10-02
CH374841A (de) 1964-01-31
GB876989A (en) 1961-09-06
DE1096649B (de) 1961-01-05
NL224679A (xx)
CH365235A (de) 1962-10-31
DE1123144B (de) 1962-02-01
NL213922A (xx)

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