GB2452790B - Power supply controller circuitry - Google Patents

Power supply controller circuitry

Info

Publication number: GB2452790B
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.): Expired - Fee Related

Application number

GB0724689A

Other versions

GB0724689D0 (en

GB2452790A (en

Inventor

Mikkel Hoyerby

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

2007-12-19

Publication date

2009-08-12

2007-12-19 Application filed by Motorola Inc filed Critical Motorola Inc

2008-01-30 Publication of GB0724689D0 publication Critical patent/GB0724689D0/en

2009-03-18 Publication of GB2452790A publication Critical patent/GB2452790A/en

2009-08-12 Application granted granted Critical

2009-08-12 Publication of GB2452790B publication Critical patent/GB2452790B/en

Status Expired - Fee Related legal-status Critical Current

2027-12-19 Anticipated expiration legal-status Critical

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)

GB0724689A 2007-09-14 2007-12-19 Power supply controller circuitry Expired - Fee Related GB2452790B (en)

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 (3)

Publication Number	Publication Date
GB0724689D0 GB0724689D0 (en)	2008-01-30
GB2452790A GB2452790A (en)	2009-03-18
GB2452790B true GB2452790B (en)	2009-08-12

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 Expired - Fee Related GB2452790B (en)	2007-09-14	2007-12-19	Power supply controller circuitry

Family Applications Before (1)

Application Number	Title	Priority Date	Filing Date
GBGB0717958.3A Ceased GB0717958D0 (en)	2007-09-14	2007-09-14	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
EP2845314B1 (en) *	2012-04-30	2016-06-29	Merus Audio ApS	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

Citations (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS60156272A (en) *	1984-01-23	1985-08-16	Toshiba Mach Co Ltd	Control system of pwm inverter
FR2583937A1 (en) *	1985-06-21	1986-12-26	Saphymo Stel	Circuit for filtering with characteristic frequencies related to the fundamental of the filtered signal
US20060238180A1 (en) *	2005-04-21	2006-10-26	Michael Carter	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 not_active Expired - Fee Related

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS60156272A (en) *	1984-01-23	1985-08-16	Toshiba Mach Co Ltd	Control system of pwm inverter
FR2583937A1 (en) *	1985-06-21	1986-12-26	Saphymo Stel	Circuit for filtering with characteristic frequencies related to the fundamental of the filtered signal
US20060238180A1 (en) *	2005-04-21	2006-10-26	Michael Carter	Circuit and method for increasing the stability of switch-mode power supplies

Also Published As

Publication number	Publication date
GB0724689D0 (en)	2008-01-30
GB2452790A (en)	2009-03-18
GB0717958D0 (en)	2007-10-24

Publication	Publication Date	Title
GB0716679D0 (en)	2007-10-03	Inductive power supply
GB0615562D0 (en)	2006-09-13	Power supply control for power
EP2224571A4 (en)	2013-11-13	Power supply system
EP2274811A4 (en)	2013-01-02	Improved power supply
TWM301437U (en)	2006-11-21	Power supply
PL2164668T3 (en)	2017-05-31	Welding power supply
ZA200904459B (en)	2010-07-28	Power supply control device
EP2234241A4 (en)	2016-01-27	Power supply device
AU310756S (en)	2006-10-17	Direct current power supply
DE112007001293B8 (en)	2015-12-24	Power supply controller
ZA200810581B (en)	2009-10-28	Power controller
DE112007001292B8 (en)	2015-09-24	Power supply controller
EP2122803A4 (en)	2013-07-17	Portable power supply
GB2454360B (en)	2010-04-07	Power supply systems
GB2465146B (en)	2014-05-28	Improved power supply stage
GB0922214D0 (en)	2010-02-03	Power supply
ZA200907789B (en)	2010-07-28	Power supply apparatus
TWI346438B (en)	2011-08-01	Power supply
GB0816844D0 (en)	2008-10-22	Redundant Power Supply
ZA201102929B (en)	2011-12-28	Power supply device
GB2452790B (en)	2009-08-12	Power supply controller circuitry
GB2461481B (en)	2011-12-07	Power supply device
GB0718413D0 (en)	2007-10-31	Power supply systems
GB2465190B (en)	2011-03-09	Power supply controller
TWI365592B (en)	2012-06-01	Power supply circuit

Legal Events

Date	Code	Title	Description
2025-08-27	PCNP	Patent ceased through non-payment of renewal fee	Effective date: 20241219