GB1480829A - Antennae - Google Patents

Antennae

Info

Publication number
GB1480829A
GB1480829A GB33352/74A GB3335274A GB1480829A GB 1480829 A GB1480829 A GB 1480829A GB 33352/74 A GB33352/74 A GB 33352/74A GB 3335274 A GB3335274 A GB 3335274A GB 1480829 A GB1480829 A GB 1480829A
Authority
GB
United Kingdom
Prior art keywords
loop
receiver
circuit
capacitor
series
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
Application number
GB33352/74A
Other languages
English (en)
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial 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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Publication of GB1480829A publication Critical patent/GB1480829A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q7/00—Loop antennas with a substantially uniform current distribution around the loop and having a directional radiation pattern in a plane perpendicular to the plane of the loop
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/12—Supports; Mounting means
    • H01Q1/22—Supports; Mounting means by structural association with other equipment or articles
    • H01Q1/24—Supports; Mounting means by structural association with other equipment or articles with receiving set
    • H01Q1/241—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM
    • H01Q1/242—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM specially adapted for hand-held use
    • H01Q1/243—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM specially adapted for hand-held use with built-in antennas

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Burglar Alarm Systems (AREA)
  • Support Of Aerials (AREA)
  • Transceivers (AREA)
  • Details Of Aerials (AREA)
GB33352/74A 1973-08-01 1974-07-29 Antennae Expired GB1480829A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8714573A JPS5441192B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1973-08-01 1973-08-01

Publications (1)

Publication Number Publication Date
GB1480829A true GB1480829A (en) 1977-07-27

Family

ID=13906799

Family Applications (1)

Application Number Title Priority Date Filing Date
GB33352/74A Expired GB1480829A (en) 1973-08-01 1974-07-29 Antennae

Country Status (3)

Country Link
US (1) US3918062A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP (1) JPS5441192B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1) GB1480829A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4380011A (en) 1980-11-25 1983-04-12 Rca Corporation Loop antenna arrangement for inclusion in a television receiver
US4647937A (en) * 1981-06-05 1987-03-03 Tokyo Shibaura Denki Kabushiki Kaisha Antenna apparatus with tuned loop

Families Citing this family (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52156427U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1976-05-21 1977-11-28
JPS54128653A (en) * 1978-03-30 1979-10-05 Nippon Gakki Seizo Kk Antenna unit for receiver
DE3214449A1 (de) * 1982-04-20 1983-10-27 Standard Elektrik Lorenz Ag, 7000 Stuttgart Miniaturisierter funkempfaenger
JP2624257B2 (ja) * 1987-06-29 1997-06-25 日本電気株式会社 無線機用アンテナ
US5673054A (en) * 1991-05-09 1997-09-30 Seiko Epson Corporation Antenna and miniature portable wireless transceiver
US5589840A (en) * 1991-11-05 1996-12-31 Seiko Epson Corporation Wrist-type wireless instrument and antenna apparatus
EP0616384B1 (en) * 1993-03-17 2000-05-31 Seiko Epson Corporation Antenna device and apparatus including such an antenna device
US5757326A (en) * 1993-03-29 1998-05-26 Seiko Epson Corporation Slot antenna device and wireless apparatus employing the antenna device
US5485166A (en) * 1993-05-27 1996-01-16 Savi Technology, Inc. Efficient electrically small loop antenna with a planar base element
JP3417083B2 (ja) * 1994-10-04 2003-06-16 セイコーエプソン株式会社 携帯用無線機
JP3438565B2 (ja) * 1997-08-22 2003-08-18 ユニ電子工業株式会社 盗難防止用タグ
EP0933832A3 (en) * 1998-01-30 2001-04-11 Matsushita Electric Industrial Co., Ltd. Built-in antenna for radio communication terminals
US6660948B2 (en) 2001-02-28 2003-12-09 Vip Investments Ltd. Switch matrix
TW529205B (en) * 2001-05-24 2003-04-21 Rfwaves Ltd A method for designing a small antenna matched to an input impedance, and small antennas designed according to the method
US7755506B1 (en) 2003-09-03 2010-07-13 Legrand Home Systems, Inc. Automation and theater control system
US7307542B1 (en) 2003-09-03 2007-12-11 Vantage Controls, Inc. System and method for commissioning addressable lighting systems
US7394451B1 (en) 2003-09-03 2008-07-01 Vantage Controls, Inc. Backlit display with motion sensor
DE602005005781D1 (de) * 2005-02-07 2008-05-15 Sony Ericsson Mobile Comm Ab Eingebaute FM-Antenne
US7778262B2 (en) 2005-09-07 2010-08-17 Vantage Controls, Inc. Radio frequency multiple protocol bridge
TWI273738B (en) * 2005-10-12 2007-02-11 Benq Corp Antenna structure formed on circuit board
US9130602B2 (en) 2006-01-18 2015-09-08 Qualcomm Incorporated Method and apparatus for delivering energy to an electrical or electronic device via a wireless link
US8447234B2 (en) 2006-01-18 2013-05-21 Qualcomm Incorporated Method and system for powering an electronic device via a wireless link
US8482157B2 (en) 2007-03-02 2013-07-09 Qualcomm Incorporated Increasing the Q factor of a resonator
US9774086B2 (en) * 2007-03-02 2017-09-26 Qualcomm Incorporated Wireless power apparatus and methods
US8378523B2 (en) 2007-03-02 2013-02-19 Qualcomm Incorporated Transmitters and receivers for wireless energy transfer
US9124120B2 (en) 2007-06-11 2015-09-01 Qualcomm Incorporated Wireless power system and proximity effects
WO2009036406A1 (en) * 2007-09-13 2009-03-19 Nigel Power, Llc Antennas for wireless power applications
WO2009036405A1 (en) * 2007-09-13 2009-03-19 Nigelpower, Llc Maximizing power yield from wireless power magnetic resonators
JP5362733B2 (ja) 2007-10-11 2013-12-11 クゥアルコム・インコーポレイテッド 磁気機械システムを使用する無線電力転送
US8629576B2 (en) 2008-03-28 2014-01-14 Qualcomm Incorporated Tuning and gain control in electro-magnetic power systems
US8019302B2 (en) * 2008-11-17 2011-09-13 Silicon Laboratories Inc. Integrated air loop antenna and transformer antenna assembly
US9601267B2 (en) 2013-07-03 2017-03-21 Qualcomm Incorporated Wireless power transmitter with a plurality of magnetic oscillators
US9735822B1 (en) * 2014-09-16 2017-08-15 Amazon Technologies, Inc. Low specific absorption rate dual-band antenna structure
US9653777B2 (en) * 2015-03-06 2017-05-16 Apple Inc. Electronic device with isolated cavity antennas

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3736591A (en) * 1970-10-30 1973-05-29 Motorola Inc Receiving antenna for miniature radio receiver

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4380011A (en) 1980-11-25 1983-04-12 Rca Corporation Loop antenna arrangement for inclusion in a television receiver
US4647937A (en) * 1981-06-05 1987-03-03 Tokyo Shibaura Denki Kabushiki Kaisha Antenna apparatus with tuned loop

Also Published As

Publication number Publication date
JPS5034762A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1975-04-03
US3918062A (en) 1975-11-04
JPS5441192B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1979-12-07

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee