GB2304465B - Slot antenna device - Google Patents

Slot antenna device

Info

Publication number
GB2304465B
GB2304465B GB9622162A GB9622162A GB2304465B GB 2304465 B GB2304465 B GB 2304465B GB 9622162 A GB9622162 A GB 9622162A GB 9622162 A GB9622162 A GB 9622162A GB 2304465 B GB2304465 B GB 2304465B
Authority
GB
United Kingdom
Prior art keywords
antenna device
slot antenna
slot
antenna
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
GB9622162A
Other versions
GB9622162D0 (en
GB2304465A (en
Inventor
Shunsuke Koyama
Teruhiko Fujisawa
Norio Hama
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.)
Seiko Epson Corp
Original Assignee
Seiko Epson Corp
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 Seiko Epson Corp filed Critical Seiko Epson Corp
Priority claimed from GB9405261A external-priority patent/GB2276274B/en
Publication of GB9622162D0 publication Critical patent/GB9622162D0/en
Publication of GB2304465A publication Critical patent/GB2304465A/en
Application granted granted Critical
Publication of GB2304465B publication Critical patent/GB2304465B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q21/00—Antenna arrays or systems
    • H01Q21/29—Combinations of different interacting antenna units for giving a desired directional characteristic
    • 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
    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/27—Adaptation for use in or on movable bodies
    • H01Q1/273—Adaptation for carrying or wearing by persons or animals
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q13/00—Waveguide horns or mouths; Slot antennas; Leaky-waveguide antennas; Equivalent structures causing radiation along the transmission path of a guided wave
    • H01Q13/10—Resonant slot antennas
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q13/00—Waveguide horns or mouths; Slot antennas; Leaky-waveguide antennas; Equivalent structures causing radiation along the transmission path of a guided wave
    • H01Q13/10—Resonant slot antennas
    • H01Q13/106—Microstrip slot antennas
    • 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
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/133308—Support structures for LCD panels, e.g. frames or bezels
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K1/00—Printed circuits
    • H05K1/18—Printed circuits structurally associated with non-printed electric components
    • H05K1/182—Printed circuits structurally associated with non-printed electric components associated with components mounted in the printed circuit board, e.g. insert mounted components [IMC]

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Support Of Aerials (AREA)
  • Details Of Aerials (AREA)
GB9622162A 1993-03-17 1994-03-17 Slot antenna device Expired - Fee Related GB2304465B (en)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
JP5742893 1993-03-17
JP5743293 1993-03-17
JP7038493 1993-03-29
JP7038593 1993-03-29
JP28845593 1993-11-17
GB9405261A GB2276274B (en) 1993-03-17 1994-03-17 Slot antenna device

Publications (3)

Publication Number Publication Date
GB9622162D0 GB9622162D0 (en) 1996-12-18
GB2304465A GB2304465A (en) 1997-03-19
GB2304465B true GB2304465B (en) 1997-10-22

Family

ID=27547219

Family Applications (3)

Application Number Title Priority Date Filing Date
GB9622162A Expired - Fee Related GB2304465B (en) 1993-03-17 1994-03-17 Slot antenna device
GB9622156A Expired - Fee Related GB2304464B (en) 1993-03-17 1994-03-17 Slot antenna device
GB9622165A Expired - Fee Related GB2304466B (en) 1993-03-17 1994-03-17 Slot antenna device

Family Applications After (2)

Application Number Title Priority Date Filing Date
GB9622156A Expired - Fee Related GB2304464B (en) 1993-03-17 1994-03-17 Slot antenna device
GB9622165A Expired - Fee Related GB2304466B (en) 1993-03-17 1994-03-17 Slot antenna device

Country Status (1)

Country Link
GB (3) GB2304465B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0954051B1 (en) * 1998-04-28 2003-07-09 Asulab S.A. Slot antenna in particular for a timepiece
US7348928B2 (en) 2004-12-14 2008-03-25 Intel Corporation Slot antenna having a MEMS varactor for resonance frequency tuning
US7957277B2 (en) * 2005-02-25 2011-06-07 Interdigital Technology Corporation Wireless communication method and system for routing packets via intra-mesh and extra-mesh routes
US20220059923A1 (en) * 2019-01-28 2022-02-24 Yokowo Co., Ltd. Antenna device for vehicle

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4035807A (en) * 1974-12-23 1977-07-12 Hughes Aircraft Company Integrated microwave phase shifter and radiator module
GB2248522A (en) * 1990-10-01 1992-04-08 Secr Defence Slot antenna with dielectric coupling elements
EP0538485A1 (en) * 1991-05-09 1993-04-28 Seiko Epson Corporation Antenna and small portable radio device
WO1994019842A1 (en) * 1993-02-28 1994-09-01 Thomson Consumer Electronics S.A. Antenna system

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0682974B2 (en) * 1985-04-17 1994-10-19 日本電装株式会社 Portable receiving antenna device
JPH0685487B2 (en) * 1985-05-18 1994-10-26 日本電装株式会社 Dual antenna for dual frequency
FR2677814B1 (en) * 1990-06-22 1993-10-29 Thomson Csf FLAT MICROWAVE ANTENNA WITH TWO ORTHOGONAL POLARIZATIONS WITH A COUPLE OF RADIANT ORTHOGONAL SLOTS.

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4035807A (en) * 1974-12-23 1977-07-12 Hughes Aircraft Company Integrated microwave phase shifter and radiator module
GB2248522A (en) * 1990-10-01 1992-04-08 Secr Defence Slot antenna with dielectric coupling elements
EP0538485A1 (en) * 1991-05-09 1993-04-28 Seiko Epson Corporation Antenna and small portable radio device
WO1994019842A1 (en) * 1993-02-28 1994-09-01 Thomson Consumer Electronics S.A. Antenna system

Also Published As

Publication number Publication date
GB9622165D0 (en) 1996-12-18
GB9622162D0 (en) 1996-12-18
GB2304464B (en) 1997-10-22
GB9622156D0 (en) 1996-12-18
GB2304466B (en) 1997-10-22
GB2304465A (en) 1997-03-19
GB2304466A (en) 1997-03-19
GB2304464A (en) 1997-03-19

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20110317