GB2173956B - Improvements relating to electric transformers - Google Patents

Improvements relating to electric transformers

Info

Publication number
GB2173956B
GB2173956B GB8508332A GB8508332A GB2173956B GB 2173956 B GB2173956 B GB 2173956B GB 8508332 A GB8508332 A GB 8508332A GB 8508332 A GB8508332 A GB 8508332A GB 2173956 B GB2173956 B GB 2173956B
Authority
GB
United Kingdom
Prior art keywords
improvements relating
electric transformers
transformers
electric
relating
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.)
Expired
Application number
GB8508332A
Other versions
GB8508332D0 (en
GB2173956A (en
Inventor
Ian Gregory Eddison
John Benedict Swift
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.)
Plessey Co PLC
Original Assignee
Plessey Co PLC
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 Plessey Co PLC filed Critical Plessey Co PLC
Priority to GB8508332A priority Critical patent/GB2173956B/en
Publication of GB8508332D0 publication Critical patent/GB8508332D0/en
Publication of GB2173956A publication Critical patent/GB2173956A/en
Application granted granted Critical
Publication of GB2173956B publication Critical patent/GB2173956B/en
Application status is Expired legal-status Critical

Links

Classifications

    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H01L23/00Details of semiconductor or other solid state devices
    • H01L23/58Structural electrical arrangements for semiconductor devices not otherwise provided for, e.g. in combination with batteries
    • H01L23/64Impedance arrangements
    • H01L23/645Inductive arrangements
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01FMAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00Details of transformers or inductances, in general
    • H01F27/28Coils; Windings; Conductive connections
    • H01F27/2804Printed windings
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01FMAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F17/00Fixed inductances of the signal type
    • H01F17/0006Printed inductances
    • H01F2017/0086Printed inductances on semiconductor substrate
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H01L2924/00Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
    • H01L2924/0001Technical content checked by a classifier
    • H01L2924/0002Not covered by any one of groups H01L24/00, H01L24/00 and H01L2224/00
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H01L2924/00Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
    • H01L2924/30Technical effects
    • H01L2924/301Electrical effects
    • H01L2924/3011Impedance
GB8508332A 1985-03-29 1985-03-29 Improvements relating to electric transformers Expired GB2173956B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8508332A GB2173956B (en) 1985-03-29 1985-03-29 Improvements relating to electric transformers

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8508332A GB2173956B (en) 1985-03-29 1985-03-29 Improvements relating to electric transformers

Publications (3)

Publication Number Publication Date
GB8508332D0 GB8508332D0 (en) 1985-05-09
GB2173956A GB2173956A (en) 1986-10-22
GB2173956B true GB2173956B (en) 1989-01-05

Family

ID=10576931

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8508332A Expired GB2173956B (en) 1985-03-29 1985-03-29 Improvements relating to electric transformers

Country Status (1)

Country Link
GB (1) GB2173956B (en)

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7650130B2 (en) 2004-06-03 2010-01-19 Silicon Laboratories Inc. Spread spectrum isolator
US7738568B2 (en) 2004-06-03 2010-06-15 Silicon Laboratories Inc. Multiplexed RF isolator
US7737871B2 (en) 2004-06-03 2010-06-15 Silicon Laboratories Inc. MCU with integrated voltage isolator to provide a galvanic isolation between input and output
US7821428B2 (en) 2004-06-03 2010-10-26 Silicon Laboratories Inc. MCU with integrated voltage isolator and integrated galvanically isolated asynchronous serial data link
US7902627B2 (en) 2004-06-03 2011-03-08 Silicon Laboratories Inc. Capacitive isolation circuitry with improved common mode detector
US8049573B2 (en) 2004-06-03 2011-11-01 Silicon Laboratories Inc. Bidirectional multiplexed RF isolator
US8064872B2 (en) 2004-06-03 2011-11-22 Silicon Laboratories Inc. On chip transformer isolator
US8169108B2 (en) 2004-06-03 2012-05-01 Silicon Laboratories Inc. Capacitive isolator
US8198951B2 (en) 2004-06-03 2012-06-12 Silicon Laboratories Inc. Capacitive isolation circuitry
US8441325B2 (en) 2004-06-03 2013-05-14 Silicon Laboratories Inc. Isolator with complementary configurable memory
US8451032B2 (en) 2010-12-22 2013-05-28 Silicon Laboratories Inc. Capacitive isolator with schmitt trigger

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4785345A (en) * 1986-05-08 1988-11-15 American Telephone And Telegraph Co., At&T Bell Labs. Integrated transformer structure with primary winding in substrate
JPH0377360A (en) * 1989-08-18 1991-04-02 Mitsubishi Electric Corp Semiconductor device
US5402098A (en) * 1991-03-25 1995-03-28 Satosen Co., Ltd. Coil
JP3141562B2 (en) * 1992-05-27 2001-03-05 富士電機株式会社 Thin film transformer device
US5754088A (en) * 1994-11-17 1998-05-19 International Business Machines Corporation Planar transformer and method of manufacture
WO2001053748A1 (en) * 2000-01-24 2001-07-26 Ronald Kevin Fricker A lighting assembly
DE10100282B4 (en) * 2001-01-04 2005-10-13 Infineon Technologies Ag Electric transformer
DE10232642B4 (en) * 2002-07-18 2006-11-23 Infineon Technologies Ag Integrated transformer arrangement
DE10262239B4 (en) 2002-09-18 2011-04-28 Infineon Technologies Ag Digital signal transmission method
US7719305B2 (en) 2006-07-06 2010-05-18 Analog Devices, Inc. Signal isolator using micro-transformers
EP1618712A2 (en) 2003-04-30 2006-01-25 Analog Devices, Incorporated Signal isolators using micro-transformers
US8058960B2 (en) * 2007-03-27 2011-11-15 Alpha And Omega Semiconductor Incorporated Chip scale power converter package having an inductor substrate
US7948346B2 (en) 2008-06-30 2011-05-24 Alpha & Omega Semiconductor, Ltd Planar grooved power inductor structure and method
US9293997B2 (en) 2013-03-14 2016-03-22 Analog Devices Global Isolated error amplifier for isolated power supplies
US10270630B2 (en) 2014-09-15 2019-04-23 Analog Devices, Inc. Demodulation of on-off-key modulated signals in signal isolator systems
US9660848B2 (en) 2014-09-15 2017-05-23 Analog Devices Global Methods and structures to generate on/off keyed carrier signals for signal isolators
US9998301B2 (en) 2014-11-03 2018-06-12 Analog Devices, Inc. Signal isolator system with protection for common mode transients
EP3293888A1 (en) 2016-09-13 2018-03-14 Allegro Microsystems, LLC Signal isolator having bidirectional communication between die

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE511772A (en) * 1951-05-31
NL236775A (en) * 1958-03-05
GB1116161A (en) * 1964-10-21 1968-06-06 Sperry Rand Ltd Improvements relating to electrical coils
GB1180923A (en) * 1966-02-21 1970-02-11 Plessey Co Ltd Improvements relating to Electric Coil Assemblies.
GB1116117A (en) * 1966-09-27 1968-06-06 Standard Telephones Cables Ltd A tuning arrangement
GB1494087A (en) * 1975-10-22 1977-12-07 Data Recording Instr Co Magnetic recording and reproducing transducers and methods of manufacture thereof
CA1177127A (en) * 1980-11-14 1984-10-30 William H. Morong, Iii Miniaturized transformer construction

Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7650130B2 (en) 2004-06-03 2010-01-19 Silicon Laboratories Inc. Spread spectrum isolator
US7738568B2 (en) 2004-06-03 2010-06-15 Silicon Laboratories Inc. Multiplexed RF isolator
US7737871B2 (en) 2004-06-03 2010-06-15 Silicon Laboratories Inc. MCU with integrated voltage isolator to provide a galvanic isolation between input and output
US7821428B2 (en) 2004-06-03 2010-10-26 Silicon Laboratories Inc. MCU with integrated voltage isolator and integrated galvanically isolated asynchronous serial data link
US7856219B2 (en) 2004-06-03 2010-12-21 Silicon Laboratories Inc. Transformer coils for providing voltage isolation
US7902627B2 (en) 2004-06-03 2011-03-08 Silicon Laboratories Inc. Capacitive isolation circuitry with improved common mode detector
US8049573B2 (en) 2004-06-03 2011-11-01 Silicon Laboratories Inc. Bidirectional multiplexed RF isolator
US8064872B2 (en) 2004-06-03 2011-11-22 Silicon Laboratories Inc. On chip transformer isolator
US8169108B2 (en) 2004-06-03 2012-05-01 Silicon Laboratories Inc. Capacitive isolator
US8198951B2 (en) 2004-06-03 2012-06-12 Silicon Laboratories Inc. Capacitive isolation circuitry
US8441325B2 (en) 2004-06-03 2013-05-14 Silicon Laboratories Inc. Isolator with complementary configurable memory
US8451032B2 (en) 2010-12-22 2013-05-28 Silicon Laboratories Inc. Capacitive isolator with schmitt trigger

Also Published As

Publication number Publication date
GB8508332D0 (en) 1985-05-09
GB2173956A (en) 1986-10-22

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee