GB2536676B - Multi-band antenna impedance matching using negative impedance converters - Google Patents

Multi-band antenna impedance matching using negative impedance converters

Info

Publication number
GB2536676B
GB2536676B GB1505058.6A GB201505058A GB2536676B GB 2536676 B GB2536676 B GB 2536676B GB 201505058 A GB201505058 A GB 201505058A GB 2536676 B GB2536676 B GB 2536676B
Authority
GB
United Kingdom
Prior art keywords
band antenna
converters
negative
impedance matching
impedance
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 - Fee Related
Application number
GB1505058.6A
Other versions
GB2536676A (en
GB201505058D0 (en
Inventor
Hu Sampson
Wan Liang
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.)
Smart Antenna Technologies Ltd
Original Assignee
Smart Antenna Technologies 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 Smart Antenna Technologies Ltd filed Critical Smart Antenna Technologies Ltd
Priority to GB1505058.6A priority Critical patent/GB2536676B/en
Publication of GB201505058D0 publication Critical patent/GB201505058D0/en
Priority to GB1513085.9A priority patent/GB2536738B/en
Priority to PCT/GB2016/050842 priority patent/WO2016151332A1/en
Priority to PCT/GB2016/050856 priority patent/WO2016151338A1/en
Priority to US15/560,755 priority patent/US20180054185A1/en
Priority to TW105109431A priority patent/TW201639295A/en
Publication of GB2536676A publication Critical patent/GB2536676A/en
Application granted granted Critical
Publication of GB2536676B publication Critical patent/GB2536676B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H11/00—Networks using active elements
    • H03H11/02—Multiple-port networks
    • H03H11/04—Frequency selective two-port networks
    • H03H11/10—Frequency selective two-port networks using negative impedance converters
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H11/00—Networks using active elements
    • H03H11/02—Multiple-port networks
    • H03H11/28—Impedance matching networks
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
    • H03H7/38—Impedance-matching networks
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/005—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission adapting radio receivers, transmitters andtransceivers for operation on two or more bands, i.e. frequency ranges
    • H04B1/0053—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission adapting radio receivers, transmitters andtransceivers for operation on two or more bands, i.e. frequency ranges with common antenna for more than one band
    • H04B1/0057—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission adapting radio receivers, transmitters andtransceivers for operation on two or more bands, i.e. frequency ranges with common antenna for more than one band using diplexing or multiplexing filters for selecting the desired band
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/02—Transmitters
    • H04B1/04—Circuits
    • H04B1/0458—Arrangements for matching and coupling between power amplifier and antenna or between amplifying stages
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/06—Receivers
    • H04B1/16—Circuits
    • H04B1/18—Input circuits, e.g. for coupling to an antenna or a transmission line
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
    • H03H7/38—Impedance-matching networks
    • H03H2007/386—Multiple band impedance matching

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Transceivers (AREA)
GB1505058.6A 2015-03-25 2015-03-25 Multi-band antenna impedance matching using negative impedance converters Expired - Fee Related GB2536676B (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
GB1505058.6A GB2536676B (en) 2015-03-25 2015-03-25 Multi-band antenna impedance matching using negative impedance converters
GB1513085.9A GB2536738B (en) 2015-03-25 2015-07-24 Negative impedance converter-based impedance matching technique to achieve multi-feed multi-band antennas
US15/560,755 US20180054185A1 (en) 2015-03-25 2016-03-24 Antenna impedance matching using negative impedance converter and pre- and post-matching networks
PCT/GB2016/050856 WO2016151338A1 (en) 2015-03-25 2016-03-24 Multi-band antenna impedance matching using negative impedance converters
PCT/GB2016/050842 WO2016151332A1 (en) 2015-03-25 2016-03-24 Antenna impedance matching using negative impedance converter and pre- and post-matching networks
TW105109431A TW201639295A (en) 2015-03-25 2016-03-25 Antenna impedance matching using negative impedance converter and pre- and post-matching networks

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1505058.6A GB2536676B (en) 2015-03-25 2015-03-25 Multi-band antenna impedance matching using negative impedance converters

Publications (3)

Publication Number Publication Date
GB201505058D0 GB201505058D0 (en) 2015-05-06
GB2536676A GB2536676A (en) 2016-09-28
GB2536676B true GB2536676B (en) 2017-07-26

Family

ID=53052389

Family Applications (2)

Application Number Title Priority Date Filing Date
GB1505058.6A Expired - Fee Related GB2536676B (en) 2015-03-25 2015-03-25 Multi-band antenna impedance matching using negative impedance converters
GB1513085.9A Active GB2536738B (en) 2015-03-25 2015-07-24 Negative impedance converter-based impedance matching technique to achieve multi-feed multi-band antennas

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB1513085.9A Active GB2536738B (en) 2015-03-25 2015-07-24 Negative impedance converter-based impedance matching technique to achieve multi-feed multi-band antennas

Country Status (1)

Country Link
GB (2) GB2536676B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US12062845B1 (en) 2022-11-21 2024-08-13 Rockwell Collins, Inc. Non-foster circuit for antenna broadbanding using time variant filters

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2013006732A2 (en) * 2011-07-06 2013-01-10 Hrl Laboratories, Llc Non-foster circuit stabilization circuit and method

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7907094B2 (en) * 2006-01-20 2011-03-15 Panasonic Corporation Portable terminal apparatus
US20110250926A1 (en) * 2009-12-21 2011-10-13 Qualcomm Incorporated Dynamic antenna selection in a wireless device
US8666328B2 (en) * 2010-07-12 2014-03-04 Apple Inc. Wireless circuitry with reduced harmonic interference

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2013006732A2 (en) * 2011-07-06 2013-01-10 Hrl Laboratories, Llc Non-foster circuit stabilization circuit and method

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
IEEE Trans. Ant. and Prop., 57, 8, 2009, pp 2230-2241. *

Also Published As

Publication number Publication date
GB201513085D0 (en) 2015-09-09
GB2536738A (en) 2016-09-28
GB2536676A (en) 2016-09-28
GB2536738B (en) 2017-08-23
GB201505058D0 (en) 2015-05-06

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)

Free format text: REGISTERED BETWEEN 20191010 AND 20191016

PCNP Patent ceased through non-payment of renewal fee

Effective date: 20230325