JPS642407A - Variable resonance frequency antenna - Google Patents

Variable resonance frequency antenna

Info

Publication number
JPS642407A
JPS642407A JP15861587A JP15861587A JPS642407A JP S642407 A JPS642407 A JP S642407A JP 15861587 A JP15861587 A JP 15861587A JP 15861587 A JP15861587 A JP 15861587A JP S642407 A JPS642407 A JP S642407A
Authority
JP
Japan
Prior art keywords
conductor length
resonance frequency
conductor
memory
frequency band
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.)
Pending
Application number
JP15861587A
Other languages
English (en)
Other versions
JPH012407A (ja
Inventor
Kunitaka Arimura
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.)
Arimura Giken KK
Original Assignee
Arimura Giken KK
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 Arimura Giken KK filed Critical Arimura Giken KK
Priority to JP62-158615A priority Critical patent/JPH012407A/ja
Priority claimed from JP62-158615A external-priority patent/JPH012407A/ja
Publication of JPS642407A publication Critical patent/JPS642407A/ja
Publication of JPH012407A publication Critical patent/JPH012407A/ja
Pending legal-status Critical Current

Links

Landscapes

  • Aerials With Secondary Devices (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
JP62-158615A 1987-06-25 共振周波数可変式アンテナ Pending JPH012407A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP62-158615A JPH012407A (ja) 1987-06-25 共振周波数可変式アンテナ

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP62-158615A JPH012407A (ja) 1987-06-25 共振周波数可変式アンテナ

Publications (2)

Publication Number Publication Date
JPS642407A true JPS642407A (en) 1989-01-06
JPH012407A JPH012407A (ja) 1989-01-06

Family

ID=

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100796556B1 (ko) 2006-06-13 2008-01-21 이시현 알에프아이디 시스템용 리더
EP3364498A1 (en) * 2017-02-21 2018-08-22 Vestel Elektronik Sanayi ve Ticaret A.S. Tuneable antenna and method for usage of such a tuneable antenna
JP2019212946A (ja) * 2018-05-31 2019-12-12 正毅 千葉 アンテナ装置
DE102019004607A1 (de) 2018-07-04 2020-01-09 Mitutoyo Corporation Ct-rekonstruktionsverfahren unter verwendung einer gefilterten rückprojektion
DE102019004610A1 (de) 2018-07-04 2020-01-09 Mitutoyo Corporation Abmessungsmessverfahren unter verwendung eines durch eine röntgen-ct-vorrichtung aufgenommenen projektionsbilds
WO2021033232A1 (ja) * 2019-08-19 2021-02-25 正毅 千葉 アンテナ装置

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100796556B1 (ko) 2006-06-13 2008-01-21 이시현 알에프아이디 시스템용 리더
EP3364498A1 (en) * 2017-02-21 2018-08-22 Vestel Elektronik Sanayi ve Ticaret A.S. Tuneable antenna and method for usage of such a tuneable antenna
JP2019212946A (ja) * 2018-05-31 2019-12-12 正毅 千葉 アンテナ装置
DE102019004607A1 (de) 2018-07-04 2020-01-09 Mitutoyo Corporation Ct-rekonstruktionsverfahren unter verwendung einer gefilterten rückprojektion
DE102019004610A1 (de) 2018-07-04 2020-01-09 Mitutoyo Corporation Abmessungsmessverfahren unter verwendung eines durch eine röntgen-ct-vorrichtung aufgenommenen projektionsbilds
WO2021033232A1 (ja) * 2019-08-19 2021-02-25 正毅 千葉 アンテナ装置
CN114270628A (zh) * 2019-08-19 2022-04-01 千叶正毅 天线装置
US20220294117A1 (en) * 2019-08-19 2022-09-15 Seiki Chiba Antenna device
US11984674B2 (en) 2019-08-19 2024-05-14 Selki Chiba Antenna device

Similar Documents

Publication Publication Date Title
GB2189628B (en) Variable volume ratio screw compressor with step control
AU8614182A (en) Pll line sync with adjustable frequency divider
JPS642407A (en) Variable resonance frequency antenna
AU559374B2 (en) Producing cement clinker
AU522723B2 (en) Dual phase-control loop horizontal afc circuit
JPS5710542A (en) Switching diversity reception system
EP0496999A3 (en) High-frequency power divider/combiner circuit
AU587708B2 (en) Zoysia grass plant
AU572041B1 (en) Zoysia grass plant zt-26
EP0244067A3 (en) Manual adjust core terminal
JPS5613809A (en) Antenna device
JPS5610740A (en) Receiving device
AU3133293A (en) Apparatus for making insulating cellular concrete
JPS57180204A (en) Phase difference feeding antenna
GB2212686B (en) Phase adjustment circuit
JPS54123806A (en) Digital preset tuner
JPS5610706A (en) Antenna device
JPS5610711A (en) Antenna device
JPS57192133A (en) Automatic adjusting device for skew/delay
JPS5366513A (en) Power system stabilization device
FI925369A0 (fi) Faestanordning foer loesgoerbar faestning av en rektangulaer radioanordning
AU106415S (en) Adjustable indoor television antenna
WOOD Center-fed multifilar helix antenna(Patent Application)
NO166559C (no) Framgangsmaate og apparat for elektrisk styring av retningsinnstillingen til en direktiv antenne.
AU560549B2 (en) Producing molded windings