AU532057B2

AU532057B2 – Memory control circuit
– Google Patents

AU532057B2 – Memory control circuit
– Google Patents
Memory control circuit

Info

Publication number
AU532057B2

AU532057B2
AU50159/79A
AU5015979A
AU532057B2
AU 532057 B2
AU532057 B2
AU 532057B2
AU 50159/79 A
AU50159/79 A
AU 50159/79A
AU 5015979 A
AU5015979 A
AU 5015979A
AU 532057 B2
AU532057 B2
AU 532057B2
Authority
AU
Australia
Prior art keywords
control circuit
memory control
memory
circuit
control
Prior art date
1978-08-22
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

Application number
AU50159/79A
Other versions

AU5015979A
(en

Inventor
Yoshio Osakabe
Hiroshi Yasuda
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.)

Sony Corp

Original Assignee
Sony 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.)
1978-08-22
Filing date
1979-08-22
Publication date
1983-09-15

1979-08-22
Application filed by Sony Corp
filed
Critical
Sony Corp

1980-02-28
Publication of AU5015979A
publication
Critical
patent/AU5015979A/en

1983-09-15
Application granted
granted
Critical

1983-09-15
Publication of AU532057B2
publication
Critical
patent/AU532057B2/en

1999-08-22
Anticipated expiration
legal-status
Critical

Status
Expired
legal-status
Critical
Current

Links

Espacenet

Global Dossier

Discuss

Classifications

G—PHYSICS

G11—INFORMATION STORAGE

G11C—STATIC STORES

G11C16/00—Erasable programmable read-only memories

G11C16/02—Erasable programmable read-only memories electrically programmable

G11C16/06—Auxiliary circuits, e.g. for writing into memory

G11C16/34—Determination of programming status, e.g. threshold voltage, overprogramming or underprogramming, retention

G11C16/3418—Disturbance prevention or evaluation; Refreshing of disturbed memory data

G11C16/3431—Circuits or methods to detect disturbed nonvolatile memory cells, e.g. which still read as programmed but with threshold less than the program verify threshold or read as erased but with threshold greater than the erase verify threshold, and to reverse the disturbance via a refreshing programming or erasing step

G—PHYSICS

G11—INFORMATION STORAGE

G11C—STATIC STORES

G11C16/00—Erasable programmable read-only memories

G11C16/02—Erasable programmable read-only memories electrically programmable

G11C16/06—Auxiliary circuits, e.g. for writing into memory

G11C16/34—Determination of programming status, e.g. threshold voltage, overprogramming or underprogramming, retention

G11C16/3418—Disturbance prevention or evaluation; Refreshing of disturbed memory data

H—ELECTRICITY

H03—ELECTRONIC CIRCUITRY

H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS

H03J5/00—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner

H03J5/02—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner with variable tuning element having a number of predetermined settings and adjustable to a desired one of these settings

H03J5/0245—Discontinuous tuning using an electrical variable impedance element, e.g. a voltage variable reactive diode, in which no corresponding analogue value either exists or is preset, i.e. the tuning information is only available in a digital form

H03J5/0272—Discontinuous tuning using an electrical variable impedance element, e.g. a voltage variable reactive diode, in which no corresponding analogue value either exists or is preset, i.e. the tuning information is only available in a digital form the digital values being used to preset a counter or a frequency divider in a phase locked loop, e.g. frequency synthesizer

H03J5/0281—Discontinuous tuning using an electrical variable impedance element, e.g. a voltage variable reactive diode, in which no corresponding analogue value either exists or is preset, i.e. the tuning information is only available in a digital form the digital values being used to preset a counter or a frequency divider in a phase locked loop, e.g. frequency synthesizer the digital values being held in an auxiliary non erasable memory

AU50159/79A
1978-08-22
1979-08-22
Memory control circuit

Expired

AU532057B2
(en)

Applications Claiming Priority (2)

Application Number
Priority Date
Filing Date
Title

JP53102049A

JPS6021485B2
(en)

1978-08-22
1978-08-22

PLL frequency synthesizer receiver storage device

JP10204978

1978-08-22

Publications (2)

Publication Number
Publication Date

AU5015979A

AU5015979A
(en)

1980-02-28

AU532057B2
true

AU532057B2
(en)

1983-09-15

Family
ID=14316902
Family Applications (1)

Application Number
Title
Priority Date
Filing Date

AU50159/79A
Expired

AU532057B2
(en)

1978-08-22
1979-08-22
Memory control circuit

Country Status (8)

Country
Link

US
(1)

US4267603A
(en)

JP
(1)

JPS6021485B2
(en)

AU
(1)

AU532057B2
(en)

CA
(1)

CA1124902A
(en)

DE
(1)

DE2933991A1
(en)

FR
(1)

FR2434458A1
(en)

GB
(1)

GB2029147B
(en)

NL
(1)

NL193128C
(en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party

Publication number
Priority date
Publication date
Assignee
Title

US4644494A
(en)

*

1984-02-06
1987-02-17
Sundstrand Data Control, Inc.
Solid state memory for aircraft flight data recorder systems

WO1989002151A1
(en)

*

1987-09-02
1989-03-09
Siemens Aktiengesellschaft
Electronic circuit with an eeprom as semiconductor memory for a motor vehicle

KR0135082B1
(en)

*

1988-04-28
1998-04-20
오가 노리오
Information storage apparatus and method

JPH01162935U
(en)

*

1988-04-30
1989-11-14

JPH02274117A
(en)

*

1989-04-17
1990-11-08
Sanyo Electric Co Ltd
Channel selector

JPH0575202U
(en)

*

1992-03-13
1993-10-15
株式会社アジクリエーション

Trash can

JP2848293B2
(en)

*

1995-11-24
1999-01-20
日本電気株式会社

Nonvolatile semiconductor memory device

ATE230855T1
(en)

*

1996-03-12
2003-01-15
Tyco Electronics Corp

ELECTRICAL HEATING SYSTEMS

US6792103B1
(en)

*

1999-04-22
2004-09-14
James H. Walker
Telephonic automatic dialing system

CN109715114A
(en)

*

2016-07-22
2019-05-03
易希提卫生与保健公司
Sensing device and charging system

Family Cites Families (5)

* Cited by examiner, † Cited by third party

Publication number
Priority date
Publication date
Assignee
Title

US3953801A
(en)

*

1974-06-03
1976-04-27
Zenith Radio Corporation
Receiver digital control system

US3980958A
(en)

*

1974-07-29
1976-09-14
Zenith Radio Corporation
Signal seeking tuning system with illegal channel detection means

US4013957A
(en)

*

1975-04-26
1977-03-22
Kanda Tsushin Kogyo Co., Ltd.
Channel-selecting apparatus for a multichannel transceiver

DE2557856C3
(en)

*

1975-12-22
1980-11-13
Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt

Tuning circuit for high frequency receivers

US4165489A
(en)

*

1978-07-03
1979-08-21
Zenith Radio Corporation
Channel change indication circuit with delayed memory activation

1978

1978-08-22
JP
JP53102049A
patent/JPS6021485B2/en
not_active
Expired

1979

1979-08-21
GB
GB7929079A
patent/GB2029147B/en
not_active
Expired

1979-08-21
US
US06/068,421
patent/US4267603A/en
not_active
Expired – Lifetime

1979-08-22
NL
NL7906359A
patent/NL193128C/en
not_active
IP Right Cessation

1979-08-22
DE
DE19792933991
patent/DE2933991A1/en
active
Granted

1979-08-22
FR
FR7921182A
patent/FR2434458A1/en
active
Granted

1979-08-22
AU
AU50159/79A
patent/AU532057B2/en
not_active
Expired

1979-08-22
CA
CA334,236A
patent/CA1124902A/en
not_active
Expired

Also Published As

Publication number
Publication date

GB2029147A
(en)

1980-03-12

CA1124902A
(en)

1982-06-01

DE2933991A1
(en)

1980-03-13

US4267603A
(en)

1981-05-12

NL193128C
(en)

1998-11-03

JPS6021485B2
(en)

1985-05-28

DE2933991C2
(en)

1989-11-30

AU5015979A
(en)

1980-02-28

FR2434458B1
(en)

1984-12-07

FR2434458A1
(en)

1980-03-21

NL7906359A
(en)

1980-02-26

NL193128B
(en)

1998-07-01

JPS5528644A
(en)

1980-02-29

GB2029147B
(en)

1982-08-04

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Legal Events

Date
Code
Title
Description

2000-03-23
MK14
Patent ceased section 143(a) (annual fees not paid) or expired

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