ITRM910179A1 - Schermo elettromagnetico per circuito elettrico. - Google Patents
Schermo elettromagnetico per circuito elettrico.Info
- Publication number
- ITRM910179A1 ITRM910179A1 IT000179A ITRM910179A ITRM910179A1 IT RM910179 A1 ITRM910179 A1 IT RM910179A1 IT 000179 A IT000179 A IT 000179A IT RM910179 A ITRM910179 A IT RM910179A IT RM910179 A1 ITRM910179 A1 IT RM910179A1
- Authority
- IT
- Italy
- Prior art keywords
- electric circuit
- electromagnetic screen
- electromagnetic
- screen
- electric
- Prior art date
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
- H05K9/0007—Casings
- H05K9/002—Casings with localised screening
- H05K9/0022—Casings with localised screening of components mounted on printed circuit boards [PCB]
- H05K9/0024—Shield cases mounted on a PCB, e.g. cans or caps or conformal shields
- H05K9/0032—Shield cases mounted on a PCB, e.g. cans or caps or conformal shields having multiple parts, e.g. frames mating with lids
- H05K9/0035—Shield cases mounted on a PCB, e.g. cans or caps or conformal shields having multiple parts, e.g. frames mating with lids with retainers mounted beforehand on the PCB, e.g. clips
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B15/00—Suppression or limitation of noise or interference
- H04B15/02—Reducing interference from electric apparatus by means located at or near the interfering apparatus
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S174/00—Electricity: conductors and insulators
- Y10S174/35—Box or housing mounted on substrate or PCB
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
- Casings For Electric Apparatus (AREA)
- Insulated Conductors (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/502,365 US5053924A (en) | 1990-03-30 | 1990-03-30 | Electromagnetic shield for electrical circuit |
Publications (3)
Publication Number | Publication Date |
---|---|
ITRM910179A0 ITRM910179A0 (it) | 1991-03-19 |
ITRM910179A1 true ITRM910179A1 (it) | 1992-09-19 |
IT1244945B IT1244945B (it) | 1994-09-13 |
Family
ID=23997482
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ITRM910179A IT1244945B (it) | 1990-03-30 | 1991-03-19 | Schermo elettromagnetico per circuito elettrico. |
Country Status (14)
Country | Link |
---|---|
US (1) | US5053924A (it) |
JP (1) | JP2596217B2 (it) |
CN (1) | CN1050495C (it) |
AU (1) | AU631984B2 (it) |
BR (1) | BR9105657A (it) |
CA (1) | CA2048649C (it) |
DE (1) | DE4190697C1 (it) |
FR (1) | FR2660516B1 (it) |
GB (1) | GB2249671B (it) |
HU (1) | HU210445B (it) |
IT (1) | IT1244945B (it) |
MX (1) | MX169539B (it) |
PL (1) | PL166497B1 (it) |
WO (1) | WO1991015939A1 (it) |
Families Citing this family (51)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5206796A (en) * | 1991-03-11 | 1993-04-27 | John Fluke Mfg. Co. Inc. | Electronic instrument with emi/esd shielding system |
US5373101A (en) * | 1991-05-03 | 1994-12-13 | Motorola, Inc. | Electrical interconnect apparatus |
US5239127A (en) * | 1991-05-03 | 1993-08-24 | Motorola Inc. | Electrical interconnect apparatus |
EP0532160B1 (en) * | 1991-09-09 | 1998-09-16 | ITT Manufacturing Enterprises, Inc. | Card grounding system |
US5357404A (en) * | 1991-11-18 | 1994-10-18 | The Whitaker Corporation | EMI shield, and assembly using same |
US5241453A (en) * | 1991-11-18 | 1993-08-31 | The Whitaker Corporation | EMI shielding device |
CA2084499C (en) * | 1992-02-12 | 1998-11-03 | William F. Weber | Emi shield apparatus and methods |
CA2084496C (en) * | 1992-02-12 | 1998-11-03 | William F. Weber | Emi internal shield apparatus and methods |
DE9208148U1 (de) * | 1992-06-17 | 1993-10-21 | Siemens AG, 80333 München | Videorecorder |
WO1994019874A1 (en) * | 1993-02-26 | 1994-09-01 | Motorola Inc. | Radio frequency shielding method and apparatus |
JPH0745982A (ja) * | 1993-07-28 | 1995-02-14 | Toshiba Corp | シールドケースとプリント配線板との接続構造 |
US5596170A (en) * | 1993-11-09 | 1997-01-21 | International Business Machines Corporation | Flexible dome electrical contact |
US5470241A (en) * | 1993-12-21 | 1995-11-28 | The Whitaker Corporation | Retention mechanism for memory cards |
US5557063A (en) * | 1994-01-03 | 1996-09-17 | Lucent Technologies Inc. | Electronic component enclosure for RF shielding |
US5726867A (en) * | 1994-01-21 | 1998-03-10 | The Whitaker Corporation | Card holder for computers and related equipment |
DE9404266U1 (de) * | 1994-03-14 | 1994-05-19 | Siemens Nixdorf Informationssysteme AG, 33106 Paderborn | Kühl- und Abschirmvorrichtung für eine integrierte Schaltung |
JPH0818265A (ja) * | 1994-06-29 | 1996-01-19 | Molex Inc | プリント回路基板上での電磁波等のシ−ルド方法 及びその為のシ−ルドカバ− |
FI103935B (fi) * | 1994-09-07 | 1999-10-15 | Nokia Mobile Phones Ltd | Menetelmä EMC-suojakotelon kiinnittämiseksi piirilevyyn ja EMC-suojakotelo |
EP0727932B1 (en) * | 1994-11-28 | 1999-04-07 | Kabushiki Kaisha Toshiba | Electromagnetic shielded casing |
JP3338976B2 (ja) * | 1995-07-27 | 2002-10-28 | モレックス インコーポレーテッド | 電磁シールド用接続端子 |
US5596487A (en) * | 1995-07-31 | 1997-01-21 | Motorola, Inc. | Apparatus for RF shielding radio circuitry |
US5650615A (en) * | 1995-08-29 | 1997-07-22 | Xerox Corporation | Electromagnetic emission shielding of an image aperture opening for a digital scanner |
US6242690B1 (en) | 1995-09-25 | 2001-06-05 | Ericsson Inc. | Gasket system for EMI isolation |
US5748455A (en) * | 1996-04-23 | 1998-05-05 | Ericsson, Inc. | Electromagnetic shield for a radiotelephone |
US5759049A (en) * | 1996-05-15 | 1998-06-02 | Dallas Semiconductor Corp. | Electrical contact clip |
DE29612557U1 (de) * | 1996-07-19 | 1996-09-12 | Nokia Mobile Phones Ltd., Salo | Abschirmeinrichtung gegen elektromagnetische Strahlung |
SE507255C2 (sv) * | 1996-08-22 | 1998-05-04 | Ericsson Telefon Ab L M | Skärmskydd |
DE59700650D1 (de) * | 1996-08-23 | 1999-12-09 | Asea Brown Boveri | Gehäuse mit einer Belüftungsvorrichtung für ein elektronisches Gerät |
DE19880257B4 (de) | 1997-03-05 | 2010-12-23 | Helmut Kahl | Verfahren zur Herstellung eines Abschirmgehäuses |
JPH1131909A (ja) * | 1997-05-14 | 1999-02-02 | Murata Mfg Co Ltd | 移動体通信機 |
US6122178A (en) * | 1997-11-25 | 2000-09-19 | Raytheon Company | Electronics package having electromagnetic interference shielding |
US6180876B1 (en) | 1997-12-29 | 2001-01-30 | Research In Motion Limited | Apparatus and method for RF shielding of a printed circuit board |
US6366380B1 (en) | 1999-02-12 | 2002-04-02 | Cisco Technology, Inc | Optical transceiver EMI detuning device |
US6583987B2 (en) * | 1999-02-26 | 2003-06-24 | Intel Corporation | Electromagnetic interference and heatsinking |
US6219239B1 (en) * | 1999-05-26 | 2001-04-17 | Hewlett-Packard Company | EMI reduction device and assembly |
US6278615B1 (en) * | 1999-06-30 | 2001-08-21 | International Business Machines Corporation | Heatsink grounding spring and shield apparatus |
JP3333761B2 (ja) * | 1999-09-10 | 2002-10-15 | 株式会社ソニー・コンピュータエンタテインメント | シールドを備える電子機器、および、シールド部材 |
US6243265B1 (en) * | 1999-10-06 | 2001-06-05 | Intel Corporation | Processor EMI shielding |
US6259609B1 (en) | 2000-03-15 | 2001-07-10 | Arthur A. Kurz | Shielding contactor construction |
JP2002094689A (ja) * | 2000-06-07 | 2002-03-29 | Sony Computer Entertainment Inc | プログラム実行システム、プログラム実行装置、中継装置、および記録媒体 |
EP1207733A1 (en) * | 2000-11-20 | 2002-05-22 | LK Engineering A/S | Method of manufacturing items with bend projections |
EP1207734A1 (en) * | 2000-11-20 | 2002-05-22 | LK Engineering A/S | Method of manufacturing items with bend projections |
US7005573B2 (en) | 2003-02-13 | 2006-02-28 | Parker-Hannifin Corporation | Composite EMI shield |
US7326862B2 (en) * | 2003-02-13 | 2008-02-05 | Parker-Hannifin Corporation | Combination metal and plastic EMI shield |
US7310067B1 (en) * | 2006-05-23 | 2007-12-18 | Research In Motion Limited | Mobile wireless communications device with reduced interfering RF energy into RF metal shield secured on circuit board |
US20080002384A1 (en) * | 2006-06-30 | 2008-01-03 | Motorola, Inc. | Apparatus for providing radio frequency shielding and heat dissipation for electronic components |
JP4844883B2 (ja) * | 2006-07-20 | 2011-12-28 | 日本電気株式会社 | 電子機器及びプリント基板のgnd接続方法 |
US20090002949A1 (en) * | 2007-06-29 | 2009-01-01 | Lucent Technologies Inc. | Heat transfer for electronic component via an electromagnetic interference (emi) shield having shield deformation |
JP2013038243A (ja) * | 2011-08-09 | 2013-02-21 | Kyocera Corp | シールド構造体及び携帯端末 |
US9332680B2 (en) * | 2013-03-15 | 2016-05-03 | Autoliv Asp, Inc. | Electrical gasket and electronic module having electrical gasket |
KR101936700B1 (ko) * | 2013-04-25 | 2019-01-10 | 삼성전자주식회사 | 차폐 보강 장치 |
Family Cites Families (26)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2911608A (en) * | 1956-03-13 | 1959-11-03 | Gen Motors Corp | Ground spring clip |
US3028119A (en) * | 1956-04-24 | 1962-04-03 | Collins Radio Co | Missile guidance system |
US2825010A (en) * | 1956-07-13 | 1958-02-25 | Columbia Broadcasting Syst Inc | Method and means for mounting printed circuits |
GB1012122A (en) * | 1962-03-22 | 1965-12-08 | Ft Products Ltd | Improvements in and relating to fasteners |
US3277230A (en) * | 1965-03-17 | 1966-10-04 | Instr Specialties Co Inc | Shielding gaskets with fastening means |
CH642096A5 (de) * | 1979-07-11 | 1984-03-30 | Sandoz Ag | Anionische disazoverbindungen und deren herstellung. |
US4322572A (en) * | 1979-10-22 | 1982-03-30 | Tektronix, Inc. | Electromagnetic interference shielding device |
US4384165A (en) * | 1981-09-14 | 1983-05-17 | Motorola, Inc. | Radio frequency shield with force multiplier interconnection fingers for an electromagnetic gasket |
EP0113852A3 (de) * | 1982-12-17 | 1985-10-16 | Siemens Aktiengesellschaft | HF-dichte Verbindung von Rechnerschränken |
DE3328386A1 (de) * | 1983-08-05 | 1985-05-02 | Siemens AG, 1000 Berlin und 8000 München | Hochfrequenzdichte abschirmung von flaechenteilen |
DE3328395A1 (de) * | 1983-08-05 | 1985-02-14 | Siemens AG, 1000 Berlin und 8000 München | Hochfrequenzdichte abschirmung von flaechenteilen |
JPS6130762A (ja) * | 1984-07-23 | 1986-02-13 | Toshiba Corp | 超音波探傷方法及びその装置 |
DE3436119C2 (de) * | 1984-10-02 | 1986-10-02 | Siemens AG, 1000 Berlin und 8000 München | Kontaktfederelement zum Kontaktieren von Leiterplatten |
JPH077873B2 (ja) * | 1985-05-31 | 1995-01-30 | 横河・ヒユ−レツト・パツカ−ド株式会社 | シ−ルドケ−ス |
DE3523770A1 (de) * | 1985-07-03 | 1987-01-08 | Bosch Gmbh Robert | Hochfrequenzdichtes gehaeuse |
US4754101A (en) * | 1986-10-23 | 1988-06-28 | Instrument Specialties Co., Inc. | Electromagnetic shield for printed circuit board |
JPS6380896U (it) * | 1986-11-17 | 1988-05-27 | ||
US4780570A (en) * | 1987-03-30 | 1988-10-25 | Unisys Corporation | EMI/RFI shielding for electronic assemblies |
DE3717009A1 (de) * | 1987-05-21 | 1988-12-15 | Philips Patentverwaltung | Funkgeraet fuer eine mobilfunkanlage |
JPS6427298A (en) * | 1987-07-23 | 1989-01-30 | Uniden Kk | Shielding structure for circuit device on substrate |
US4872090A (en) * | 1988-07-15 | 1989-10-03 | Hewlett Packard Company | Double wall baffle for airflow and RFI shielding |
DE3828853A1 (de) * | 1988-08-25 | 1990-03-08 | Hirschmann Richard Gmbh Co | Kuehleinrichtung fuer elektronische bauelemente |
US4890199A (en) * | 1988-11-04 | 1989-12-26 | Motorola, Inc. | Miniature shield with opposing cantilever spring fingers |
DE8903815U1 (de) * | 1989-03-28 | 1989-05-18 | Siemens AG, 1000 Berlin und 8000 München | Vorrichtung zur Hf-Schirmung mittels Federelementen |
GB2237147A (en) * | 1989-10-13 | 1991-04-24 | Electricity Council | Printed circuit board arrangement. |
FR2654891A1 (fr) * | 1989-11-20 | 1991-05-24 | Alcatel Radiotelephone | Blindage pour circuit radiofrequence. |
-
1990
- 1990-03-30 US US07/502,365 patent/US5053924A/en not_active Expired - Lifetime
-
1991
- 1991-03-14 DE DE4190697A patent/DE4190697C1/de not_active Expired - Fee Related
- 1991-03-14 PL PL91293012A patent/PL166497B1/pl unknown
- 1991-03-14 CA CA002048649A patent/CA2048649C/en not_active Expired - Fee Related
- 1991-03-14 AU AU75453/91A patent/AU631984B2/en not_active Ceased
- 1991-03-14 HU HU913689A patent/HU210445B/hu not_active IP Right Cessation
- 1991-03-14 JP JP3506411A patent/JP2596217B2/ja not_active Expired - Fee Related
- 1991-03-14 WO PCT/US1991/001690 patent/WO1991015939A1/en active Application Filing
- 1991-03-14 BR BR919105657A patent/BR9105657A/pt unknown
- 1991-03-18 MX MX024955A patent/MX169539B/es unknown
- 1991-03-19 IT ITRM910179A patent/IT1244945B/it active IP Right Grant
- 1991-03-29 FR FR9103906A patent/FR2660516B1/fr not_active Expired - Fee Related
- 1991-03-29 CN CN91101947A patent/CN1050495C/zh not_active Expired - Fee Related
- 1991-10-28 GB GB9122862A patent/GB2249671B/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
CN1055456A (zh) | 1991-10-16 |
GB2249671A (en) | 1992-05-13 |
CA2048649A1 (en) | 1991-10-01 |
FR2660516B1 (fr) | 1994-04-29 |
DE4190697C1 (de) | 1995-09-28 |
GB2249671B (en) | 1994-01-05 |
FR2660516A1 (fr) | 1991-10-04 |
GB9122862D0 (en) | 1991-12-11 |
CN1050495C (zh) | 2000-03-15 |
PL293012A1 (en) | 1992-06-15 |
ITRM910179A0 (it) | 1991-03-19 |
MX169539B (es) | 1993-07-09 |
WO1991015939A1 (en) | 1991-10-17 |
CA2048649C (en) | 1996-04-16 |
AU631984B2 (en) | 1992-12-10 |
AU7545391A (en) | 1991-10-30 |
HUT62133A (en) | 1993-03-29 |
IT1244945B (it) | 1994-09-13 |
JPH05501030A (ja) | 1993-02-25 |
US5053924A (en) | 1991-10-01 |
JP2596217B2 (ja) | 1997-04-02 |
PL166497B1 (pl) | 1995-05-31 |
HU913689D0 (en) | 1992-03-30 |
BR9105657A (pt) | 1992-05-19 |
HU210445B (en) | 1995-04-28 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
0001 | Granted | ||
TA | Fee payment date (situation as of event date), data collected since 19931001 |
Effective date: 19950216 |