JPH0531418B2 - - Google Patents

Info

Publication number
JPH0531418B2
JPH0531418B2 JP59248215A JP24821584A JPH0531418B2 JP H0531418 B2 JPH0531418 B2 JP H0531418B2 JP 59248215 A JP59248215 A JP 59248215A JP 24821584 A JP24821584 A JP 24821584A JP H0531418 B2 JPH0531418 B2 JP H0531418B2
Authority
JP
Japan
Prior art keywords
magnetic field
hollow tube
field generation
plate
frequency magnetic
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 - Lifetime
Application number
JP59248215A
Other languages
English (en)
Japanese (ja)
Other versions
JPS61126456A (ja
Inventor
Kyoshi Yoda
Tadatoshi Yamada
Satoru Fujimura
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Priority to JP59248215A priority Critical patent/JPS61126456A/ja
Publication of JPS61126456A publication Critical patent/JPS61126456A/ja
Publication of JPH0531418B2 publication Critical patent/JPH0531418B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/20—Arrangements or instruments for measuring magnetic variables involving magnetic resonance
    • G01R33/28—Details of apparatus provided for in groups G01R33/44 - G01R33/64
    • G01R33/42—Screening
    • G01R33/421—Screening of main or gradient magnetic field
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/20—Arrangements or instruments for measuring magnetic variables involving magnetic resonance
    • G01R33/28—Details of apparatus provided for in groups G01R33/44 - G01R33/64
    • G01R33/42—Screening
    • G01R33/422—Screening of the radio frequency field

Landscapes

  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Epidemiology (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Magnetic Variables (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
JP59248215A 1984-11-26 1984-11-26 高周波磁場発生検出器 Granted JPS61126456A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP59248215A JPS61126456A (ja) 1984-11-26 1984-11-26 高周波磁場発生検出器

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP59248215A JPS61126456A (ja) 1984-11-26 1984-11-26 高周波磁場発生検出器

Publications (2)

Publication Number Publication Date
JPS61126456A JPS61126456A (ja) 1986-06-13
JPH0531418B2 true JPH0531418B2 (enrdf_load_stackoverflow) 1993-05-12

Family

ID=17174891

Family Applications (1)

Application Number Title Priority Date Filing Date
JP59248215A Granted JPS61126456A (ja) 1984-11-26 1984-11-26 高周波磁場発生検出器

Country Status (1)

Country Link
JP (1) JPS61126456A (enrdf_load_stackoverflow)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2650137B2 (ja) * 1987-06-02 1997-09-03 ジェネラル エレクトリック セージェーエール エス．アー． 核磁気共鳴によるイメージング装置のための受信アンテナ
JPS6418050A (en) * 1987-07-14 1989-01-20 Mitsubishi Electric Corp Receiving probe for nmr
DE69233219T2 (de) * 1991-08-07 2004-07-08 Varian, Inc., Palo Alto NMR-Sonde mit HF-Abschirmung der Probe

Also Published As

Publication number Publication date
JPS61126456A (ja) 1986-06-13

Similar Documents

Publication Publication Date Title
US4536714A (en) Shields for antennas of borehole logging devices
US6486838B1 (en) Apparatus for and method of Nuclear Quadrupole Resonance testing a sample
USRE32913E (en) Shields for antennas of borehole logging devices
US6348791B2 (en) Method and apparatus for a full-duplex electromagnetic transceiver
US5075629A (en) Partial discharge detecting device for electrical equipments
WO1998015161A1 (en) Electromagnetic field shielding device
WO2011116414A1 (en) Improvements in metal detector sensor head
JPH0531418B2 (enrdf_load_stackoverflow)
CN214473888U (zh) 磁共振装置中对高频干扰信号的抑制
US4833476A (en) Electromagnetic field measuring technique to assess shielding effectiveness
JPS6154467A (ja) シ−ルド効果測定方法
JPS62135756A (ja) 高周波磁場発生検出器
US9134390B2 (en) Magnetic resonance local coil
JPS62242886A (ja) 核磁気共鳴断層診断装置用電磁シ−ルド装置
Ustuner et al. A method for evaluating the shielding effectiveness of small enclosures
JPH08204380A (ja) 電子装置におけるノイズ抑制方法及びそれを適用したノイズ抑制型電子装置
JPS62280683A (ja) 核磁気共鳴断層診断装置
JPH0295347A (ja) 磁気共鳴映像装置
JPH05235582A (ja) 磁気シールド材
JPS62277947A (ja) 電界又は磁界測定方法と装置
US4920315A (en) Head or body coil assembly for magnetic imaging apparatus
Van Helvoort et al. Frequency-dependent shielding of electronics inside an MRI system
JPH05302946A (ja) 電磁遮へい効果評価方法
JPH05343883A (ja) 電磁シ−ルドル−ムの電磁波除去装置
Shenfeld Coupling impedance of cylindrical tubes