EP3920328A4 - Doppelfrequenzantenne - Google Patents

Doppelfrequenzantenne Download PDF

Info

Publication number: EP3920328A4
Authority: EP; European Patent Office
Prior art keywords: frequency antenna; dual frequency; dual; antenna; frequency
Prior art date: 2019-01-28
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.): Granted

Application number

EP19912442.1A

Other languages

English (en)

French (fr)

Other versions

EP3920328A1 (de

EP3920328B1 (de

Inventor

Jie Liu

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.)

Hangzhou Hikvision Digital Technology Co Ltd

Original Assignee

Hangzhou Hikvision Digital Technology 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.)

2019-01-28

Filing date

2019-12-27

Publication date

2022-03-09

2019-12-27 Application filed by Hangzhou Hikvision Digital Technology Co Ltd filed Critical Hangzhou Hikvision Digital Technology Co Ltd

2021-12-08 Publication of EP3920328A1 publication Critical patent/EP3920328A1/de

2022-03-09 Publication of EP3920328A4 publication Critical patent/EP3920328A4/de

2024-10-30 Application granted granted Critical

2024-10-30 Publication of EP3920328B1 publication Critical patent/EP3920328B1/de

Status Active legal-status Critical Current

2039-12-27 Anticipated expiration legal-status Critical

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
- H01Q7/005—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 with variable reactance for tuning the antenna
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q5/00—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements
- H01Q5/30—Arrangements for providing operation on different wavebands
- H01Q5/307—Individual or coupled radiating elements, each element being fed in an unspecified way
- H01Q5/314—Individual or coupled radiating elements, each element being fed in an unspecified way using frequency dependent circuits or components, e.g. trap circuits or capacitors
- H01Q5/321—Individual or coupled radiating elements, each element being fed in an unspecified way using frequency dependent circuits or components, e.g. trap circuits or capacitors within a radiating element or between connected radiating elements

EP19912442.1A 2019-01-28 2019-12-27 Doppelfrequenzantenne Active EP3920328B1 (de)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
CN201920139308.2U CN209329151U (zh)	2019-01-28	2019-01-28	一种双频天线
PCT/CN2019/129245 WO2020155986A1 (zh)	2019-01-28	2019-12-27	一种双频天线

Publications (3)

Publication Number	Publication Date
EP3920328A1 EP3920328A1 (de)	2021-12-08
EP3920328A4 true EP3920328A4 (de)	2022-03-09
EP3920328B1 EP3920328B1 (de)	2024-10-30

Family

ID=67731917

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP19912442.1A Active EP3920328B1 (de)	2019-01-28	2019-12-27	Doppelfrequenzantenne

Country Status (3)

Country	Link
EP (1)	EP3920328B1 (de)
CN (1)	CN209329151U (de)
WO (1)	WO2020155986A1 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CN209329151U (zh) *	2019-01-28	2019-08-30	杭州海康威视数字技术股份有限公司	一种双频天线
CN117134107A (zh) *	2022-05-20	2023-11-28	华为技术有限公司	天线、电路板及电子设备

Citations (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US20030020661A1 (en) *	2001-07-27	2003-01-30	Tdk Corporation	Antenna device capable of being commonly used at a plurality of frequencies and electronic equipment having the same
EP1608035A1 (de) *	2004-06-14	2005-12-21	Nec Corporation	Antenneneinrichtung und tragbares Funkkommunikationsendgerät
US20070285326A1 (en) *	2006-01-14	2007-12-13	Mckinzie William E	Adaptively tunable antennas incorporating an external probe to monitor radiated power
US20110193757A1 (en) *	2010-02-11	2011-08-11	Radina Co., Ltd	Ground radiator using capacitor
US20180366814A1 (en) *	2014-02-12	2018-12-20	Huawei Device (Dongguan) Co., Ltd.	Antenna and Mobile Terminal

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JP2010041071A (ja) *	2008-07-31	2010-02-18	Toshiba Corp	アンテナ装置
CN102055076A (zh) *	2009-11-09	2011-05-11	吴光修	一种双频pcb天线
KR101543764B1 (ko) *	2010-02-11	2015-08-11	라디나 주식회사	그라운드 방사 안테나
CN202487756U (zh) *	2011-12-29	2012-10-10	惠州Tcl移动通信有限公司	手机及其双频谐振天线
CN103441333B (zh) *	2013-08-21	2017-02-08	深圳汉阳天线设计有限公司	同步双频电路板辐射天线
CN104795628A (zh) *	2015-04-07	2015-07-22	上海安费诺永亿通讯电子有限公司	一种利用pcb板净空实现双频谐振的地辐射天线
CN209329151U (zh) *	2019-01-28	2019-08-30	杭州海康威视数字技术股份有限公司	一种双频天线

2019
- 2019-01-28 CN CN201920139308.2U patent/CN209329151U/zh active Active
- 2019-12-27 WO PCT/CN2019/129245 patent/WO2020155986A1/zh not_active Ceased
- 2019-12-27 EP EP19912442.1A patent/EP3920328B1/de active Active

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US20030020661A1 (en) *	2001-07-27	2003-01-30	Tdk Corporation	Antenna device capable of being commonly used at a plurality of frequencies and electronic equipment having the same
EP1608035A1 (de) *	2004-06-14	2005-12-21	Nec Corporation	Antenneneinrichtung und tragbares Funkkommunikationsendgerät
US20070285326A1 (en) *	2006-01-14	2007-12-13	Mckinzie William E	Adaptively tunable antennas incorporating an external probe to monitor radiated power
US20110193757A1 (en) *	2010-02-11	2011-08-11	Radina Co., Ltd	Ground radiator using capacitor
US20180366814A1 (en) *	2014-02-12	2018-12-20	Huawei Device (Dongguan) Co., Ltd.	Antenna and Mobile Terminal

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2020155986A1 *

Also Published As

Publication number	Publication date
EP3920328A1 (de)	2021-12-08
CN209329151U (zh)	2019-08-30
WO2020155986A1 (zh)	2020-08-06
EP3920328B1 (de)	2024-10-30

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