GB201711925D0 - A threshold detector circuit for lossless switching - Google Patents

A threshold detector circuit for lossless switching

Info

Publication number
GB201711925D0
GB201711925D0 GBGB1711925.6A GB201711925A GB201711925D0 GB 201711925 D0 GB201711925 D0 GB 201711925D0 GB 201711925 A GB201711925 A GB 201711925A GB 201711925 D0 GB201711925 D0 GB 201711925D0
Authority
GB
United Kingdom
Prior art keywords
detector circuit
threshold detector
lossless switching
lossless
switching
Prior art date
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Withdrawn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
GBGB1711925.6A
Other versions
GB2565760A (en
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.)
Quepal Ltd
Original Assignee
Quepal Ltd
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.)
Filing date
Publication date
Application filed by Quepal Ltd filed Critical Quepal Ltd
Priority to GB1711925.6A priority Critical patent/GB2565760A/en
Publication of GB201711925D0 publication Critical patent/GB201711925D0/en
Priority to GB2002624.1A priority patent/GB2579931A/en
Priority to PCT/IB2018/055433 priority patent/WO2019021138A2/en
Publication of GB2565760A publication Critical patent/GB2565760A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/13—Modifications for switching at zero crossing
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M1/00—Details of apparatus for conversion
    • H02M1/08—Circuits specially adapted for the generation of control voltages for semiconductor devices incorporated in static converters
    • H02M1/083—Circuits specially adapted for the generation of control voltages for semiconductor devices incorporated in static converters for the ignition at the zero crossing of the voltage or the current
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M1/00—Details of apparatus for conversion
    • H02M1/44—Circuits or arrangements for compensating for electromagnetic interference in converters or inverters
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/13—Modifications for switching at zero crossing
    • H03K17/133—Modifications for switching at zero crossing in field-effect transistor switches
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K5/00—Manipulating of pulses not covered by one of the other main groups of this subclass
    • H03K5/153—Arrangements in which a pulse is delivered at the instant when a predetermined characteristic of an input signal is present or at a fixed time interval after this instant
    • H03K5/1536—Zero-crossing detectors
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M1/00—Details of apparatus for conversion
    • H02M1/0003—Details of control, feedback or regulation circuits
    • H02M1/0038—Circuits or arrangements for suppressing, e.g. by masking incorrect turn-on or turn-off signals, e.g. due to current spikes in current mode control
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M1/00—Details of apparatus for conversion
    • H02M1/0048—Circuits or arrangements for reducing losses
    • H02M1/0054—Transistor switching losses
    • H02M1/0058—Transistor switching losses by employing soft switching techniques, i.e. commutation of transistors when applied voltage is zero or when current flow is zero
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
    • Y02B70/10—Technologies improving the efficiency by using switched-mode power supplies [SMPS], i.e. efficient power electronics conversion e.g. power factor correction or reduction of losses in power supplies or efficient standby modes

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Electromagnetism (AREA)
  • Electronic Switches (AREA)
  • Inverter Devices (AREA)
GB1711925.6A 2017-07-25 2017-07-25 A threshold detector circuit for lossless switching Withdrawn GB2565760A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
GB1711925.6A GB2565760A (en) 2017-07-25 2017-07-25 A threshold detector circuit for lossless switching
GB2002624.1A GB2579931A (en) 2017-07-25 2018-07-20 A threshold detector circuit for lossless switching
PCT/IB2018/055433 WO2019021138A2 (en) 2017-07-25 2018-07-20 A threshold detector circuit for lossless switching

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1711925.6A GB2565760A (en) 2017-07-25 2017-07-25 A threshold detector circuit for lossless switching

Publications (2)

Publication Number Publication Date
GB201711925D0 true GB201711925D0 (en) 2017-09-06
GB2565760A GB2565760A (en) 2019-02-27

Family

ID=59771628

Family Applications (2)

Application Number Title Priority Date Filing Date
GB1711925.6A Withdrawn GB2565760A (en) 2017-07-25 2017-07-25 A threshold detector circuit for lossless switching
GB2002624.1A Withdrawn GB2579931A (en) 2017-07-25 2018-07-20 A threshold detector circuit for lossless switching

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB2002624.1A Withdrawn GB2579931A (en) 2017-07-25 2018-07-20 A threshold detector circuit for lossless switching

Country Status (2)

Country Link
GB (2) GB2565760A (en)
WO (1) WO2019021138A2 (en)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4525638A (en) * 1984-01-16 1985-06-25 Motorola, Inc. Zener referenced threshold detector with hysteresis
JPH05335908A (en) * 1992-06-02 1993-12-17 Mitsubishi Electric Corp Zero cross detector
JP3991785B2 (en) * 2002-06-27 2007-10-17 富士電機デバイステクノロジー株式会社 Control circuit for synchronous rectification MOSFET
US8526202B2 (en) * 2009-10-22 2013-09-03 Bcd Semiconductor Manufacturing Limited System and method for synchronous rectifier
JP5603607B2 (en) * 2010-01-28 2014-10-08 セミコンダクター・コンポーネンツ・インダストリーズ・リミテッド・ライアビリティ・カンパニー Linear vibration motor drive control circuit

Also Published As

Publication number Publication date
GB2565760A (en) 2019-02-27
GB2579931A (en) 2020-07-08
GB202002624D0 (en) 2020-04-08
WO2019021138A2 (en) 2019-01-31
WO2019021138A3 (en) 2019-03-07

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)