JPS5441192B2 - - Google Patents
Info
- Publication number
- JPS5441192B2 JPS5441192B2 JP8714573A JP8714573A JPS5441192B2 JP S5441192 B2 JPS5441192 B2 JP S5441192B2 JP 8714573 A JP8714573 A JP 8714573A JP 8714573 A JP8714573 A JP 8714573A JP S5441192 B2 JPS5441192 B2 JP S5441192B2
- Authority
- JP
- Japan
- 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
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)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8714573A JPS5441192B2 (ja) | 1973-08-01 | 1973-08-01 | |
US491269A US3918062A (en) | 1973-08-01 | 1974-07-24 | Receiving loop antenna system |
GB33352/74A GB1480829A (en) | 1973-08-01 | 1974-07-29 | Antennae |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8714573A JPS5441192B2 (ja) | 1973-08-01 | 1973-08-01 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5034762A JPS5034762A (ja) | 1975-04-03 |
JPS5441192B2 true JPS5441192B2 (ja) | 1979-12-07 |
Family
ID=13906799
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP8714573A Expired JPS5441192B2 (ja) | 1973-08-01 | 1973-08-01 |
Country Status (3)
Country | Link |
---|---|
US (1) | US3918062A (ja) |
JP (1) | JPS5441192B2 (ja) |
GB (1) | GB1480829A (ja) |
Families Citing this family (35)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS52156427U (ja) * | 1976-05-21 | 1977-11-28 | ||
JPS54128653A (en) * | 1978-03-30 | 1979-10-05 | Nippon Gakki Seizo Kk | Antenna unit for receiver |
GB2100063B (en) * | 1981-06-05 | 1985-03-13 | Tokyo Shibaura Electric Co | Antenna |
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 |
US7394451B1 (en) | 2003-09-03 | 2008-07-01 | Vantage Controls, Inc. | Backlit display with motion sensor |
US7307542B1 (en) | 2003-09-03 | 2007-12-11 | Vantage Controls, Inc. | System and method for commissioning addressable lighting systems |
US7755506B1 (en) | 2003-09-03 | 2010-07-13 | Legrand Home Systems, Inc. | Automation and theater control system |
ATE391348T1 (de) * | 2005-02-07 | 2008-04-15 | 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 |
US8447234B2 (en) | 2006-01-18 | 2013-05-21 | Qualcomm Incorporated | Method and system for powering an electronic device via a wireless link |
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 |
US8378522B2 (en) * | 2007-03-02 | 2013-02-19 | Qualcomm, Incorporated | Maximizing power yield from wireless power magnetic resonators |
US9774086B2 (en) * | 2007-03-02 | 2017-09-26 | Qualcomm Incorporated | Wireless power apparatus and methods |
US9124120B2 (en) | 2007-06-11 | 2015-09-01 | Qualcomm Incorporated | Wireless power system and proximity effects |
CN103187629B (zh) | 2007-08-09 | 2016-08-24 | 高通股份有限公司 | 增加谐振器的q因数 |
KR20120102173A (ko) * | 2007-09-13 | 2012-09-17 | 퀄컴 인코포레이티드 | 무선 전력 인가를 위한 안테나 |
KR20100067676A (ko) | 2007-09-17 | 2010-06-21 | 퀄컴 인코포레이티드 | 무선 에너지 전송을 위한 송신기 및 수신기 |
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)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3736591A (en) * | 1970-10-30 | 1973-05-29 | Motorola Inc | Receiving antenna for miniature radio receiver |
-
1973
- 1973-08-01 JP JP8714573A patent/JPS5441192B2/ja not_active Expired
-
1974
- 1974-07-24 US US491269A patent/US3918062A/en not_active Expired - Lifetime
- 1974-07-29 GB GB33352/74A patent/GB1480829A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
US3918062A (en) | 1975-11-04 |
GB1480829A (en) | 1977-07-27 |
JPS5034762A (ja) | 1975-04-03 |