DE3883220D1 - Verfahren zum aufspueren von radiowellenlecks von der aussenseite eines elektromagnetisch abgeschirmten gebaeudes. - Google Patents

Verfahren zum aufspueren von radiowellenlecks von der aussenseite eines elektromagnetisch abgeschirmten gebaeudes.

Info

Publication number
DE3883220D1
DE3883220D1 DE8888304560T DE3883220T DE3883220D1 DE 3883220 D1 DE3883220 D1 DE 3883220D1 DE 8888304560 T DE8888304560 T DE 8888304560T DE 3883220 T DE3883220 T DE 3883220T DE 3883220 D1 DE3883220 D1 DE 3883220D1
Authority
DE
Germany
Prior art keywords
radio wave
building
floor
outside
electromagnetically shielded
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
DE8888304560T
Other languages
English (en)
Other versions
DE3883220T2 (de
Inventor
Takeshi Takahashi
Masatake Nakamura
Yoshiji Yabana
Toshiyuki Ishikawa
Koji Nagata
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.)
Shimizu Construction Co Ltd
Original Assignee
Shimizu Construction Co 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 Shimizu Construction Co Ltd filed Critical Shimizu Construction Co Ltd
Publication of DE3883220D1 publication Critical patent/DE3883220D1/de
Application granted granted Critical
Publication of DE3883220T2 publication Critical patent/DE3883220T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B15/00—Suppression or limitation of noise or interference
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R29/00—Arrangements for measuring or indicating electric quantities not covered by groups G01R19/00 - G01R27/00
    • G01R29/08—Measuring electromagnetic field characteristics
    • G01R29/0807—Measuring electromagnetic field characteristics characterised by the application
    • G01R29/0814—Field measurements related to measuring influence on or from apparatus, components or humans, e.g. in ESD, EMI, EMC, EMP testing, measuring radiation leakage; detecting presence of micro- or radiowave emitters; dosimetry; testing shielding; measurements related to lightning
    • G01R29/0835—Testing shielding, e.g. for efficiency

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
  • Noise Elimination (AREA)
  • Examining Or Testing Airtightness (AREA)
DE88304560T 1986-11-19 1988-05-19 Verfahren zum Aufspüren von Radiowellenlecks von der Aussenseite eines elektromagnetisch abgeschirmten Gebäudes. Expired - Fee Related DE3883220T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP61276139A JPH0744501B2 (ja) 1986-11-19 1986-11-19 インテリジエントビルの電波漏洩診断システム
EP88304560A EP0342285B1 (de) 1986-11-19 1988-05-19 Verfahren zum Aufspüren von Radiowellenlecks von der Aussenseite eines elektromagnetisch abgeschirmten Gebäudes

Publications (2)

Publication Number Publication Date
DE3883220D1 true DE3883220D1 (de) 1993-09-16
DE3883220T2 DE3883220T2 (de) 1993-12-02

Family

ID=17565319

Family Applications (1)

Application Number Title Priority Date Filing Date
DE88304560T Expired - Fee Related DE3883220T2 (de) 1986-11-19 1988-05-19 Verfahren zum Aufspüren von Radiowellenlecks von der Aussenseite eines elektromagnetisch abgeschirmten Gebäudes.

Country Status (4)

Country Link
US (1) US4810961A (de)
EP (1) EP0342285B1 (de)
JP (1) JPH0744501B2 (de)
DE (1) DE3883220T2 (de)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5046132A (en) * 1989-05-19 1991-09-03 C.K. Consultants, Inc. Open field test site reference antenna with integral battery powered signal generator
JP2516829B2 (ja) * 1990-06-30 1996-07-24 株式会社サン・コミュニケーションズ 遊技装置の無線デ―タ伝送方式
US6215514B1 (en) 1997-06-27 2001-04-10 Trilithic, Inc. Ingress monitoring system
US6833859B1 (en) * 1999-02-01 2004-12-21 Comsonics, Inc. Method of locating radio frequency leaks in a CATV system
US6445202B1 (en) * 1999-06-30 2002-09-03 Cascade Microtech, Inc. Probe station thermal chuck with shielding for capacitive current
US6804826B1 (en) 1999-07-28 2004-10-12 Trilithic, Inc. Radio frequency leakage detection system for CATV system
WO2001089197A2 (en) * 2000-05-16 2001-11-22 Comsonics, Inc. Device and method of determining location of signal ingress
DE102004058760B4 (de) * 2004-11-30 2011-08-18 Vattenfall Europe Generation AG & Co. KG, 03050 Verfahren zum Betreiben eines Gas- und Dampfturbinenkraftwerkes mit integrierter Kohlevergasung
US9021539B2 (en) 2006-08-07 2015-04-28 Trilithic, Inc. Leakage location methods
US20080033698A1 (en) * 2006-08-07 2008-02-07 Trilithic, Inc. Leakage location methods
US20080133308A1 (en) * 2006-11-27 2008-06-05 Harris James E Leakage location methods
US20080167808A1 (en) * 2007-01-05 2008-07-10 Harris James E Method for Displaying Leakage Location and Leakage Magnitude
DE102007013558B4 (de) * 2007-03-19 2009-06-10 Diehl Bgt Defence Gmbh & Co. Kg Abschirmmessung
US20090300534A1 (en) * 2008-05-30 2009-12-03 Trilithic, Inc. Apparatus and method for displaying network status

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3531577A (en) * 1968-07-10 1970-09-29 Sprague Electric Co Door for a shielded enclosure
US4072899A (en) * 1976-04-26 1978-02-07 Comsonics, Inc. RF leak detector
JPS5547743A (en) * 1978-10-02 1980-04-04 Hitachi Cable Ltd Communication system for mobile body
JPS5842977A (ja) * 1981-09-07 1983-03-12 Nippon Univac Kk 高周波電磁界検出装置
US4565967A (en) * 1982-06-21 1986-01-21 Whirlpool Corporation Method and apparatus for testing microwave ovens
CA1286724C (en) * 1986-03-27 1991-07-23 Richard Ralph Goulette Method and apparatus for monitoring electromagnetic emission levels
NL8601471A (nl) * 1986-06-06 1988-01-04 Nederlanden Staat Detectiesysteem voor het detecteren van onvolkomenheden in een afscherming tegen em-straling.

Also Published As

Publication number Publication date
EP0342285B1 (de) 1993-08-11
JPS63129734A (ja) 1988-06-02
JPH0744501B2 (ja) 1995-05-15
EP0342285A1 (de) 1989-11-23
US4810961A (en) 1989-03-07
DE3883220T2 (de) 1993-12-02

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee