GB0717958D0 - Power supply controller circuitry - Google Patents

Power supply controller circuitry

Info

Publication number: GB0717958D0
Authority: GB; United Kingdom
Prior art keywords: power supply; supply controller; controller circuitry; circuitry; power
Prior art date: 2007-09-14
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.): Ceased

Application number

GBGB0717958.3A

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.)

Motorola Solutions Inc

Original Assignee

Motorola Inc

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.)

2007-09-14

Filing date

2007-09-14

Publication date

2007-10-24

2007-09-14 Application filed by Motorola Inc filed Critical Motorola Inc

2007-09-14 Priority to GBGB0717958.3A priority Critical patent/GB0717958D0/en

2007-10-24 Publication of GB0717958D0 publication Critical patent/GB0717958D0/en

2007-12-19 Priority to GB0724689A priority patent/GB2452790B/en

Status Ceased legal-status Critical Current

Links

Classifications

- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/20—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers
- H03F3/21—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers with semiconductor devices only
- H03F3/217—Class D power amplifiers; Switching amplifiers
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
- H03F1/02—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation
- H03F1/0205—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in transistor amplifiers
- H03F1/0211—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in transistor amplifiers with control of the supply voltage or current
- H03F1/0216—Continuous control
- H03F1/0233—Continuous control by using a signal derived from the output signal, e.g. bootstrapping the voltage supply
- H03F1/0238—Continuous control by using a signal derived from the output signal, e.g. bootstrapping the voltage supply using supply converters
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F2203/00—Indexing scheme relating to amplifiers with only discharge tubes or only semiconductor devices as amplifying elements covered by H03F3/00
- H03F2203/45—Indexing scheme relating to differential amplifiers
- H03F2203/45522—Indexing scheme relating to differential amplifiers the FBC comprising one or more potentiometers

Landscapes

Engineering & Computer Science (AREA)
Power Engineering (AREA)
Dc-Dc Converters (AREA)

GBGB0717958.3A 2007-09-14 2007-09-14 Power supply controller circuitry Ceased GB0717958D0 (en)

Priority Applications (2)

Application Number	Priority Date	Filing Date	Title
GBGB0717958.3A GB0717958D0 (en)	2007-09-14	2007-09-14	Power supply controller circuitry
GB0724689A GB2452790B (en)	2007-09-14	2007-12-19	Power supply controller circuitry

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GBGB0717958.3A GB0717958D0 (en)	2007-09-14	2007-09-14	Power supply controller circuitry

Publications (1)

Publication Number	Publication Date
GB0717958D0 true GB0717958D0 (en)	2007-10-24

Family

ID=38658967

Family Applications (2)

Application Number	Title	Priority Date	Filing Date
GBGB0717958.3A Ceased GB0717958D0 (en)	2007-09-14	2007-09-14	Power supply controller circuitry
GB0724689A Active GB2452790B (en)	2007-09-14	2007-12-19	Power supply controller circuitry

Family Applications After (1)

Application Number	Title	Priority Date	Filing Date
GB0724689A Active GB2452790B (en)	2007-09-14	2007-12-19	Power supply controller circuitry

Country Status (1)

Country	Link
GB (2)	GB0717958D0 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JP6044269B2 (en)	2011-11-04	2016-12-14	ヤマハ株式会社	Self-excited oscillation type class D amplifier and self-excited oscillation type class D amplifier
JP6325526B2 (en) *	2012-04-30	2018-05-16	メルスオーディオアンパーツゼルスカブ	Class D audio amplifier with adjustable loop filter characteristics
EP3006119B1 (en) *	2014-10-06	2021-09-01	The Swatch Group Research and Development Ltd.	Electronic device for generating a warning sound or music
JP2016119822A (en) *	2014-12-24	2016-06-30	株式会社安川電機	Power conversion device, controller, and method for changing carrier frequency
US11552619B2 (en) *	2020-07-29	2023-01-10	Texas Instruments Incorporated	Adaptive hysteretic control for a power converter

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPH065990B2 (en) *	1984-01-23	1994-01-19	東芝機械株式会社	PWM inverter control method
FR2583937B1 (en) *	1985-06-21	1987-08-07	Saphymo Stel	FILTERING CIRCUIT WITH CHARACTERISTIC FREQUENCIES LINKED TO THE FUNDAMENTAL SIGNAL OF THE FILTER
US7298121B2 (en) *	2005-04-21	2007-11-20	Adc Dsl Systems, Inc.	Circuit and method for increasing the stability of switch-mode power supplies

2007
- 2007-09-14 GB GBGB0717958.3A patent/GB0717958D0/en not_active Ceased
- 2007-12-19 GB GB0724689A patent/GB2452790B/en active Active

Also Published As

Publication number	Publication date
GB0724689D0 (en)	2008-01-30
GB2452790A (en)	2009-03-18
GB2452790B (en)	2009-08-12

Legal Events

Date	Code	Title	Description
2008-01-30	AT	Applications terminated before publication under section 16(1)

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