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Inventor

Mark Childs

Inventor
Swindon, GB

Overview

47→
Patents
2005–2021
Patent span
Electricity
Primary field (CPC H)

Patents· 47 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

H02Mprimary
H02MApparatus for conversion between ac and ac, between ac and dc, or between dc and dc, and for use with mains or similar power supply systems43%
Y02BClimate change mitigation technologies related to buildings, e.g. housing, house appliances or related end-user applications18%
G05FSystems for regulating electric or magnetic variables8%
G09GArrangements or circuits for control of indicating devices using static means to present variable information8%
H03KPulse technique6%
G01RMeasuring electric variables4%
H03FAmplifiers3%
H04NPictorial communication, e.g. television3%
G06FElectric digital data processing1%
G09FDisplaying1%
PatentTitleYear
10,963,032Power supply with power delivery network equalization202110,855,181PWM/PFM drive scheme for mutually coupled inductive coils202010,840,806Preventing sub-harmonic oscillation with clock delay compensation, in a DC-DC switching converter202010,811,970AVP combined with DAC servo202010,594,217Asymmetric two-stage DC-DC switching converter202010,523,119Compensation ramp offset removal201910,505,450DAC servo201910,468,984DC-DC switching converter with adaptive voltage positioning combined with digital-to-analog converter servo201910,461,639Current mode hysteretic control with clocked ramp201910,425,008Drive scheme for weakly coupled coils201910,418,909Output switched switching converter201910,381,927Pulse-frequency modulation constant on-time with peak-current servo201910,355,595Electromagnetic interference (EMI) for pulse frequency modulation (PFM) mode of a switching regulator201910,205,389Negative current clocking201910,170,986Hybrid buck201910,116,210DAC servo201810,110,126Electromagnetic interference (EMI) for pulse frequency modulation (PFM) mode of a switching regulator201810,103,720Method and apparatus for a buck converter with pulse width modulation and pulse frequency modulation mode201810,044,267Current emulation auto-calibration with peak-current servo201810,044,266Peak current servo20189,991,784Dynamic current limit circuit20189,941,795Circuits and method for extracting average load current in DC-DC switching converters20189,882,477'Drive scheme for weakly coupled coils'20189,837,906Multiphase DCDC converter with asymmetric GM20179,768,688'Asymmetric inductors in multi-phase DCDC converters'20179,739,810'Duty cycle independent comparator'20179,742,280'Dynamic clock divide for current boosting'20179,735,678'Voltage converters with asymmetric gate voltages'20179,673,702'Negative current clocking'20179,654,007'Regulation of a multiple stage switch mode power converter through an intermediate voltage control'20179,634,569'DC-to-DC output current sensing'20179,501,080'Multiple output offset comparator'20169,444,342'Clocked pulse frequency modulation buck DC-to-DC converter'20169,379,610'Buck variable negative current'20168,917,069'Low drop-out voltage regulator with dynamic voltage control'20148,912,772'LDO with improved stability'20148,901,980'Dynamic hysteresis comparator'20148,208,658'Amplifier apparatus and method'20128,125,414'Electroluminescent display device'20127,956,826'Electroluminescent display device to display low brightness uniformly'20117,911,464'Electroluminescent display devices'20117,755,364'Image sensor'20107,719,492'Threshold voltage compensation method for electroluminescent display devices'20107,652,240'Image sensor with a plurality of pixels, pixel circuit and method'20107,463,222'Devices and methods for electroluminescent display'20087,271,409'Active matrix electroluminescent display devices, and their manufacture'20076,888,318'Electroluminescent display device'2005

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2005–2012Patents assigned to KONINKL PHILIPS ELECTRONICS NV (9)· patent assignee history
2005–2012Based in Sutton, GB· patent location history
2010Based in Wootton Bassett, GB· patent location history
2012–2014Patents assigned to CHILDS MARK (3)· patent assignee history
2014–2018Patents assigned to DIALOG SEMICONDUCTOR GMBH (9)· patent assignee history
2014–2021Based in Swindon, GB· patent location history
2014–2019Based in Wilts, GB· patent location history
2014Based in Lydiard Millicent, GB· patent location history
2016–2021Patents assigned to DIALOG SEMICONDUCTOR UK LTD (31)· patent assignee history
2019–2020Patents assigned to APPLE INC (2)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
DIALOG SEMICONDUCTOR UK LTD312016–2021
DIALOG SEMICONDUCTOR GMBH92014–2018
KONINKL PHILIPS ELECTRONICS NV92005–2012
CHILDS MARKself32012–2014
APPLE INC22019–2020
Locations
LocationPatentsSpan
Swindon, GB342014–2021
Sutton, GB72005–2012
Wilts, GB22014–2019
Wootton Bassett, GB22010
Lydiard Millicent, GB12014