GB2011672A

GB2011672A – Data processing apparatus
– Google Patents

GB2011672A – Data processing apparatus
– Google Patents
Data processing apparatus

Info

Publication number
GB2011672A

GB2011672A
GB7845822A
GB7845822A
GB2011672A
GB 2011672 A
GB2011672 A
GB 2011672A
GB 7845822 A
GB7845822 A
GB 7845822A
GB 7845822 A
GB7845822 A
GB 7845822A
GB 2011672 A
GB2011672 A
GB 2011672A
Authority
GB
United Kingdom
Prior art keywords
processing apparatus
data processing
data
processing
Prior art date
1977-12-30
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.)

Withdrawn

Application number
GB7845822A
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.)

International Business Machines Corp

Original Assignee
International Business Machines 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.)
1977-12-30
Filing date
1978-11-23
Publication date
1979-07-11

1978-11-23
Application filed by International Business Machines Corp
filed
Critical
International Business Machines Corp

1979-07-11
Publication of GB2011672A
publication
Critical
patent/GB2011672A/en

Status
Withdrawn
legal-status
Critical
Current

Links

Espacenet

Global Dossier

Discuss

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

G06F7/544—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 for evaluating functions by calculation

G06F7/5443—Sum of products

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

G06F7/4806—Computations with complex numbers

G06F7/4812—Complex multiplication

GB7845822A
1977-12-30
1978-11-23
Data processing apparatus

Withdrawn

GB2011672A
(en)

Applications Claiming Priority (1)

Application Number
Priority Date
Filing Date
Title

FR7739966A

FR2413712A1
(en)

1977-12-30
1977-12-30

SPECIALIZED MICROPROCESSOR FOR CALCULATING THE SUM OF PRODUCTS OF TWO COMPLEX OPERANDS

Publications (1)

Publication Number
Publication Date

GB2011672A
true

GB2011672A
(en)

1979-07-11

Family
ID=9199635
Family Applications (1)

Application Number
Title
Priority Date
Filing Date

GB7845822A
Withdrawn

GB2011672A
(en)

1977-12-30
1978-11-23
Data processing apparatus

Country Status (6)

Country
Link

US
(1)

US4202039A
(en)

JP
(1)

JPS5947346B2
(en)

DE
(1)

DE2855722A1
(en)

FR
(1)

FR2413712A1
(en)

GB
(1)

GB2011672A
(en)

IT
(1)

IT1160374B
(en)

Cited By (1)

* Cited by examiner, † Cited by third party

Publication number
Priority date
Publication date
Assignee
Title

EP0498953A3
(en)

*

1991-02-11
1994-01-12
Yokogawa Electric Corp

Families Citing this family (23)

* Cited by examiner, † Cited by third party

Publication number
Priority date
Publication date
Assignee
Title

US4354249A
(en)

*

1980-03-24
1982-10-12
Motorola Inc.
Processing unit for multiplying two mathematical quantities including at least one complex multiplier

DE3066955D1
(en)

*

1980-06-24
1984-04-19
Ibm
Signal processor computing arrangement and method of operating said arrangement

US4511987A
(en)

*

1982-03-25
1985-04-16
Texas Instruments Incorporated
Method of entering and performing operations on complex numbers on calculators

US4528641A
(en)

*

1982-11-16
1985-07-09
The United States Of America As Represented By The Secretary Of The Air Force
Variable radix processor

US4589085A
(en)

*

1983-04-26
1986-05-13
The United States Of America As Represented By The United States Department Of Energy
Hardware multiplier processor

US4561066A
(en)

*

1983-06-20
1985-12-24
Gti Corporation
Cross product calculator with normalized output

US4800486A
(en)

*

1983-09-29
1989-01-24
Tandem Computers Incorporated
Multiple data patch CPU architecture

KR860700300A
(en)

*

1984-09-28
1986-08-01
빈센트 죠셉로너

Input memory circuit means and its distribution method

US4779218A
(en)

*

1985-09-04
1988-10-18
Jauch Jeremy P
Complex arithmetic unit

GB8715184D0
(en)

*

1987-06-29
1987-10-21
Gec Avionics
Stereoscopic presentation of data

US5808927A
(en)

*

1994-10-18
1998-09-15
International Business Machines Corporation
Apparatus for performing two’s complement and unsigned multiply accumulate

US5771186A
(en)

*

1995-06-07
1998-06-23
International Business Machines
System and method for multiplying in a data processing system

US5939693A
(en)

*

1998-02-02
1999-08-17
Motorola Inc.
Polynomial calculator device, and method therefor

US11256504B2
(en)

2017-09-29
2022-02-22
Intel Corporation
Apparatus and method for complex by complex conjugate multiplication

US11074073B2
(en)

2017-09-29
2021-07-27
Intel Corporation
Apparatus and method for multiply, add/subtract, and accumulate of packed data elements

US10534838B2
(en)

2017-09-29
2020-01-14
Intel Corporation
Bit matrix multiplication

US10802826B2
(en)

2017-09-29
2020-10-13
Intel Corporation
Apparatus and method for performing dual signed and unsigned multiplication of packed data elements

US10795677B2
(en)

2017-09-29
2020-10-06
Intel Corporation
Systems, apparatuses, and methods for multiplication, negation, and accumulation of vector packed signed values

US10552154B2
(en)

*

2017-09-29
2020-02-04
Intel Corporation
Apparatus and method for multiplication and accumulation of complex and real packed data elements

US10795676B2
(en)

2017-09-29
2020-10-06
Intel Corporation
Apparatus and method for multiplication and accumulation of complex and real packed data elements

US11243765B2
(en)

2017-09-29
2022-02-08
Intel Corporation
Apparatus and method for scaling pre-scaled results of complex multiply-accumulate operations on packed real and imaginary data elements

US10664277B2
(en)

2017-09-29
2020-05-26
Intel Corporation
Systems, apparatuses and methods for dual complex by complex conjugate multiply of signed words

US10514924B2
(en)

2017-09-29
2019-12-24
Intel Corporation
Apparatus and method for performing dual signed and unsigned multiplication of packed data elements

Family Cites Families (8)

* Cited by examiner, † Cited by third party

Publication number
Priority date
Publication date
Assignee
Title

GB1037737A
(en)

*

1964-07-01
1966-08-03
Ampex
Improvements in or relating to computer systems

GB1151302A
(en)

*

1967-05-18
1969-05-07
Tesla Np
Improvements in and relating to Computer Equipment for Numerical Solution of Complex Number Problems

US3673399A
(en)

*

1970-05-28
1972-06-27
Ibm
Fft processor with unique addressing

US3725686A
(en)

*

1971-01-29
1973-04-03
Hughes Aircraft Co
Polyphasor generation by vector addition and scalar multiplication

CH530643A
(en)

*

1971-04-22
1972-11-15
Hasler Ag

Method and device for recognizing a predetermined frequency in a frequency mixture

US3800130A
(en)

*

1973-07-09
1974-03-26
Rca Corp
Fast fourier transform stage using floating point numbers

US3926367A
(en)

*

1974-09-27
1975-12-16
Us Navy
Complex filters, convolvers, and multipliers

US4086657A
(en)

*

1976-08-18
1978-04-25
The United States Of America As Represented By The Secretary Of The Air Force
Five-stage four-bit complex multiplier

1977

1977-12-30
FR
FR7739966A
patent/FR2413712A1/en
active
Granted

1978

1978-11-22
JP
JP53143469A
patent/JPS5947346B2/en
not_active
Expired

1978-11-23
GB
GB7845822A
patent/GB2011672A/en
not_active
Withdrawn

1978-11-29
US
US05/964,316
patent/US4202039A/en
not_active
Expired – Lifetime

1978-12-21
IT
IT31079/78A
patent/IT1160374B/en
active

1978-12-22
DE
DE19782855722
patent/DE2855722A1/en
not_active
Withdrawn

Cited By (1)

* Cited by examiner, † Cited by third party

Publication number
Priority date
Publication date
Assignee
Title

EP0498953A3
(en)

*

1991-02-11
1994-01-12
Yokogawa Electric Corp

Also Published As

Publication number
Publication date

DE2855722A1
(en)

1979-07-12

US4202039A
(en)

1980-05-06

JPS5947346B2
(en)

1984-11-19

FR2413712A1
(en)

1979-07-27

IT1160374B
(en)

1987-03-11

FR2413712B1
(en)

1980-08-22

JPS5494849A
(en)

1979-07-26

IT7831079D0
(en)

1978-12-21

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Legal Events

Date
Code
Title
Description

1982-10-20
WAP
Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)

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