JPS53128951A - Arithmetic logic device - Google Patents

Arithmetic logic device

Info

Publication number
JPS53128951A
JPS53128951A JP4354177A JP4354177A JPS53128951A JP S53128951 A JPS53128951 A JP S53128951A JP 4354177 A JP4354177 A JP 4354177A JP 4354177 A JP4354177 A JP 4354177A JP S53128951 A JPS53128951 A JP S53128951A
Authority
JP
Japan
Prior art keywords
logic device
arithmetic logic
register
bit number
secure
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.)
Pending
Application number
JP4354177A
Other languages
Japanese (ja)
Inventor
Yuichi Kitani
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.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP4354177A priority Critical patent/JPS53128951A/en
Publication of JPS53128951A publication Critical patent/JPS53128951A/en
Pending legal-status Critical Current

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
    • G06F7/60—Methods or arrangements for performing computations using a digital non-denominational number representation, i.e. number representation without radix; Computing devices using combinations of denominational and non-denominational quantity representations, e.g. using difunction pulse trains, STEELE computers, phase computers
    • G06F7/607—Methods or arrangements for performing computations using a digital non-denominational number representation, i.e. number representation without radix; Computing devices using combinations of denominational and non-denominational quantity representations, e.g. using difunction pulse trains, STEELE computers, phase computers number-of-ones counters, i.e. devices for counting the number of input lines set to ONE among a plurality of input lines, also called bit counters or parallel counters

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Computational Mathematics (AREA)
  • Computing Systems (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Mathematical Physics (AREA)
  • Pure & Applied Mathematics (AREA)
  • General Engineering & Computer Science (AREA)

Abstract

PURPOSE:To secure a high speed execution of the operation to obtain the bit number of ''1'' or ''0'', by adding a means to obtain the bit number of register 1 at one side as well as adding a means to give addition through the binary notation to the other register for the arithmetic logic device.
JP4354177A 1977-04-18 1977-04-18 Arithmetic logic device Pending JPS53128951A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4354177A JPS53128951A (en) 1977-04-18 1977-04-18 Arithmetic logic device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4354177A JPS53128951A (en) 1977-04-18 1977-04-18 Arithmetic logic device

Publications (1)

Publication Number Publication Date
JPS53128951A true JPS53128951A (en) 1978-11-10

Family

ID=12666590

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4354177A Pending JPS53128951A (en) 1977-04-18 1977-04-18 Arithmetic logic device

Country Status (1)

Country Link
JP (1) JPS53128951A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0126247A2 (en) * 1983-05-18 1984-11-28 International Business Machines Corporation Computer system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0126247A2 (en) * 1983-05-18 1984-11-28 International Business Machines Corporation Computer system

Similar Documents

Publication Publication Date Title
JPS51131238A (en) Electronic register
JPS5216927A (en) Input gear for calculator
JPS5342529A (en) Variable length shift register
JPS53128951A (en) Arithmetic logic device
JPS5435644A (en) Information transfer system
JPS5346238A (en) Semiconductor memory unit
JPS5414650A (en) Data processor
JPS52132751A (en) Operational unit
JPS53100745A (en) Logic circuit
JPS53142844A (en) Information processor
JPS51132049A (en) Arithmetic unit of key operation according to expressions
JPS5368030A (en) Calculator with voice device
JPS5376721A (en) Data processing unit
JPS53120228A (en) Key input device
JPS53117346A (en) Computing method
JPS5228792A (en) Boring device
JPS53108335A (en) Microprogram control type information processor
JPS53108328A (en) Microprogram control type information processor
JPS51149723A (en) Key input system
JPS51132048A (en) Computing circuit of cyclic code
JPS5223791A (en) Drill (or drilling machine)
JPS51124326A (en) Line printer
JPS52100944A (en) Data transmission unit
JPS5256290A (en) High precision trajectory control system
JPS53115146A (en) High-speed adder