GB2479351B - Lossy cover for apertures through a shielding wall - Google Patents

Lossy cover for apertures through a shielding wall

Info

Publication number
GB2479351B
GB2479351B GB1005673.7A GB201005673A GB2479351B GB 2479351 B GB2479351 B GB 2479351B GB 201005673 A GB201005673 A GB 201005673A GB 2479351 B GB2479351 B GB 2479351B
Authority
GB
United Kingdom
Prior art keywords
lossy
apertures
cover
shielding wall
shielding
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 - Fee Related
Application number
GB1005673.7A
Other versions
GB201005673D0 (en
GB2479351A (en
Inventor
Mojca Pavlin
Vladimir B Bregar
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.)
NANOTESLA INST LJUBLJANA
Original Assignee
NANOTESLA INST LJUBLJANA
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 NANOTESLA INST LJUBLJANA filed Critical NANOTESLA INST LJUBLJANA
Priority to GB1005673.7A priority Critical patent/GB2479351B/en
Publication of GB201005673D0 publication Critical patent/GB201005673D0/en
Publication of GB2479351A publication Critical patent/GB2479351A/en
Application granted granted Critical
Publication of GB2479351B publication Critical patent/GB2479351B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K9/00—Screening of apparatus or components against electric or magnetic fields
    • H05K9/0073—Shielding materials
    • H05K9/0081—Electromagnetic shielding materials, e.g. EMI, RFI shielding
    • H05K9/0083—Electromagnetic shielding materials, e.g. EMI, RFI shielding comprising electro-conductive non-fibrous particles embedded in an electrically insulating supporting structure, e.g. powder, flakes, whiskers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
    • H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
    • H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
    • H01F1/032—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials
    • H01F1/10—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials non-metallic substances, e.g. ferrites, e.g. [(Ba,Sr)O(Fe2O3)6] ferrites with hexagonal structure
    • H01F1/11—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials non-metallic substances, e.g. ferrites, e.g. [(Ba,Sr)O(Fe2O3)6] ferrites with hexagonal structure in the form of particles
    • H01F1/113—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials non-metallic substances, e.g. ferrites, e.g. [(Ba,Sr)O(Fe2O3)6] ferrites with hexagonal structure in the form of particles in a bonding agent
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K9/00—Screening of apparatus or components against electric or magnetic fields
    • H05K9/0007—Casings
    • H05K9/0018—Casings with provisions to reduce aperture leakages in walls, e.g. terminals, connectors, cables
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K9/00—Screening of apparatus or components against electric or magnetic fields
    • H05K9/0007—Casings
    • H05K9/0041—Ventilation panels having provisions for screening
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K9/00—Screening of apparatus or components against electric or magnetic fields
    • H05K9/0073—Shielding materials
    • H05K9/0075—Magnetic shielding materials
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
    • H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
    • H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
    • H01F1/12—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials
    • H01F1/14—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials metals or alloys
    • H01F1/20—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials metals or alloys in the form of particles, e.g. powder
    • H01F1/28—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials metals or alloys in the form of particles, e.g. powder dispersed or suspended in a bonding agent
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
    • H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
    • H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
    • H01F1/12—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials
    • H01F1/34—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials non-metallic substances, e.g. ferrites
    • H01F1/36—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials non-metallic substances, e.g. ferrites in the form of particles
    • H01F1/37—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials non-metallic substances, e.g. ferrites in the form of particles in a bonding agent
    • H01F1/375—Flexible bodies
GB1005673.7A 2010-04-06 2010-04-06 Lossy cover for apertures through a shielding wall Expired - Fee Related GB2479351B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1005673.7A GB2479351B (en) 2010-04-06 2010-04-06 Lossy cover for apertures through a shielding wall

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1005673.7A GB2479351B (en) 2010-04-06 2010-04-06 Lossy cover for apertures through a shielding wall

Publications (3)

Publication Number Publication Date
GB201005673D0 GB201005673D0 (en) 2010-05-19
GB2479351A GB2479351A (en) 2011-10-12
GB2479351B true GB2479351B (en) 2012-07-18

Family

ID=42228877

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1005673.7A Expired - Fee Related GB2479351B (en) 2010-04-06 2010-04-06 Lossy cover for apertures through a shielding wall

Country Status (1)

Country Link
GB (1) GB2479351B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2023121881A1 (en) * 2021-12-22 2023-06-29 Yondr, Inc. Electronics storage device

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3031000A1 (en) * 2014-12-19 2016-06-24 Commissariat Energie Atomique MAGNETIC SHIELDING OUT OF MAGNETICALLY SHIELDED ENCLOSURE
SI25187A (en) * 2016-04-20 2017-10-30 Gorenje Gospodinjski Aparati, D.D. A household appliance with electrical component of electromagnetic waves

Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3711937C1 (en) * 1987-04-09 1988-07-28 Svt Brandschutz Vertriebsgmbh Device for electrical and/or electromagnetic screening in the case of bushings of cables, pipes and other supply lines for screened rooms and/or building parts
EP0780924A2 (en) * 1995-12-22 1997-06-25 Italtel s.p.a. Device for electromagnetic disturbances shielding of a single cable
WO1997026783A1 (en) * 1996-01-18 1997-07-24 Telefonaktiebolaget Lm Ericsson (Publ) Protection for electromagnetic connection and electrostatical discharge
EP0991309A1 (en) * 1996-06-11 2000-04-05 Advantest Corporation Method for reducing electromagnetic waves radiated from electronic device
US20010006363A1 (en) * 1999-12-24 2001-07-05 Kunio Kawato Noise removing filter for electronic equipment
EP1143780A1 (en) * 2000-04-04 2001-10-10 Tokin Corporation Electronic component comprising a metallic case provided with a magnetic loss material
US20030042032A1 (en) * 2001-08-31 2003-03-06 Syed Farrukh S. Shielded cable system for high speed cable termination
US20030062181A1 (en) * 2001-10-01 2003-04-03 Mario Festag Shielding element for electromagnetic shielding of an aperture opening
US20060083948A1 (en) * 2003-03-25 2006-04-20 Toshiyuki Kawaguchi Electromagnetic noise suppressor, article with electromagnetic noise suppressing function, and their manufacturing methods
CN2777919Y (en) * 2004-09-16 2006-05-03 上海环达计算机科技有限公司 Metal screen case

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3711937C1 (en) * 1987-04-09 1988-07-28 Svt Brandschutz Vertriebsgmbh Device for electrical and/or electromagnetic screening in the case of bushings of cables, pipes and other supply lines for screened rooms and/or building parts
EP0780924A2 (en) * 1995-12-22 1997-06-25 Italtel s.p.a. Device for electromagnetic disturbances shielding of a single cable
WO1997026783A1 (en) * 1996-01-18 1997-07-24 Telefonaktiebolaget Lm Ericsson (Publ) Protection for electromagnetic connection and electrostatical discharge
EP0991309A1 (en) * 1996-06-11 2000-04-05 Advantest Corporation Method for reducing electromagnetic waves radiated from electronic device
US20010006363A1 (en) * 1999-12-24 2001-07-05 Kunio Kawato Noise removing filter for electronic equipment
EP1143780A1 (en) * 2000-04-04 2001-10-10 Tokin Corporation Electronic component comprising a metallic case provided with a magnetic loss material
US20030042032A1 (en) * 2001-08-31 2003-03-06 Syed Farrukh S. Shielded cable system for high speed cable termination
US20030062181A1 (en) * 2001-10-01 2003-04-03 Mario Festag Shielding element for electromagnetic shielding of an aperture opening
US20060083948A1 (en) * 2003-03-25 2006-04-20 Toshiyuki Kawaguchi Electromagnetic noise suppressor, article with electromagnetic noise suppressing function, and their manufacturing methods
CN2777919Y (en) * 2004-09-16 2006-05-03 上海环达计算机科技有限公司 Metal screen case

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2023121881A1 (en) * 2021-12-22 2023-06-29 Yondr, Inc. Electronics storage device

Also Published As

Publication number Publication date
GB201005673D0 (en) 2010-05-19
GB2479351A (en) 2011-10-12

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Legal Events

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

Effective date: 20140406