EP4131653A4 - Endgerät und kommunikationsverfahren - Google Patents

Endgerät und kommunikationsverfahren Download PDF

Info

Publication number
EP4131653A4
EP4131653A4 EP21775949.7A EP21775949A EP4131653A4 EP 4131653 A4 EP4131653 A4 EP 4131653A4 EP 21775949 A EP21775949 A EP 21775949A EP 4131653 A4 EP4131653 A4 EP 4131653A4
Authority
EP
European Patent Office
Prior art keywords
terminal
communication method
communication
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.)
Pending
Application number
EP21775949.7A
Other languages
English (en)
French (fr)
Other versions
EP4131653A1 (de
Inventor
Tatsuki OKUYAMA
Satoshi Suyama
Yukihiko Okumura
Nobuhide NONAKA
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.)
NTT Docomo Inc
Original Assignee
NTT Docomo Inc
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 NTT Docomo Inc filed Critical NTT Docomo Inc
Publication of EP4131653A1 publication Critical patent/EP4131653A1/de
Publication of EP4131653A4 publication Critical patent/EP4131653A4/de
Pending legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01QANTENNAS, i.e. RADIO AERIALS
    • H01Q15/00Devices for reflection, refraction, diffraction or polarisation of waves radiated from an antenna, e.g. quasi-optical devices
    • H01Q15/0006Devices acting selectively as reflecting surface, as diffracting or as refracting device, e.g. frequency filtering or angular spatial filtering devices
    • H01Q15/0086Devices acting selectively as reflecting surface, as diffracting or as refracting device, e.g. frequency filtering or angular spatial filtering devices said selective devices having materials with a synthesized negative refractive index, e.g. metamaterials or left-handed materials
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01QANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00Details of, or arrangements associated with, antennas
    • H01Q1/12Supports; Mounting means
    • H01Q1/22Supports; Mounting means by structural association with other equipment or articles
    • H01Q1/24Supports; Mounting means by structural association with other equipment or articles with receiving set
    • H01Q1/241Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01QANTENNAS, i.e. RADIO AERIALS
    • H01Q15/00Devices for reflection, refraction, diffraction or polarisation of waves radiated from an antenna, e.g. quasi-optical devices
    • H01Q15/0006Devices acting selectively as reflecting surface, as diffracting or as refracting device, e.g. frequency filtering or angular spatial filtering devices
    • H01Q15/006Selective devices having photonic band gap materials or materials of which the material properties are frequency dependent, e.g. perforated substrates, high-impedance surfaces
    • H01Q15/0066Selective devices having photonic band gap materials or materials of which the material properties are frequency dependent, e.g. perforated substrates, high-impedance surfaces said selective devices being reconfigurable, tunable or controllable, e.g. using switches
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01QANTENNAS, i.e. RADIO AERIALS
    • H01Q19/00Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic
    • H01Q19/06Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using refracting or diffracting devices, e.g. lens
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01QANTENNAS, i.e. RADIO AERIALS
    • H01Q3/00Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
    • H01Q3/12Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical relative movement between primary active elements and secondary devices of antennas or antenna systems
    • H01Q3/14Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical relative movement between primary active elements and secondary devices of antennas or antenna systems for varying the relative position of primary active element and a refracting or diffracting device
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01QANTENNAS, i.e. RADIO AERIALS
    • H01Q3/00Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
    • H01Q3/26Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture
    • H01Q3/2605Array of radiating elements provided with a feedback control over the element weights, e.g. adaptive arrays
    • H01Q3/2611Means for null steering; Adaptive interference nulling
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01QANTENNAS, i.e. RADIO AERIALS
    • H01Q3/00Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
    • H01Q3/44Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the electric or magnetic characteristics of reflecting, refracting, or diffracting devices associated with the radiating element

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Waveguide Connection Structure (AREA)
  • Aerials With Secondary Devices (AREA)
  • Details Of Aerials (AREA)
  • Mobile Radio Communication Systems (AREA)
EP21775949.7A 2020-03-27 2021-02-10 Endgerät und kommunikationsverfahren Pending EP4131653A4 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2020058849A JP7284731B2 (ja) 2020-03-27 2020-03-27 端末及び通信方法
PCT/JP2021/005055 WO2021192694A1 (ja) 2020-03-27 2021-02-10 端末及び通信方法

Publications (2)

Publication Number Publication Date
EP4131653A1 EP4131653A1 (de) 2023-02-08
EP4131653A4 true EP4131653A4 (de) 2024-03-27

Family

ID=77891428

Family Applications (1)

Application Number Title Priority Date Filing Date
EP21775949.7A Pending EP4131653A4 (de) 2020-03-27 2021-02-10 Endgerät und kommunikationsverfahren

Country Status (3)

Country Link
EP (1) EP4131653A4 (de)
JP (1) JP7284731B2 (de)
WO (1) WO2021192694A1 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7295316B1 (ja) * 2022-08-25 2023-06-20 ソフトバンク株式会社 反射装置及びシステム

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6323826B1 (en) * 2000-03-28 2001-11-27 Hrl Laboratories, Llc Tunable-impedance spiral
US20120170114A1 (en) * 2011-01-04 2012-07-05 Triton Systems, Inc. Metamaterial filter
US20140097996A1 (en) * 2012-10-10 2014-04-10 Raytheon Company Tunable electromagnetic device with multiple metamaterial layers, and method
US20180205152A1 (en) * 2017-01-18 2018-07-19 Elwha Llc Tunable medium linear coder
US10573963B1 (en) * 2017-09-15 2020-02-25 Hrl Laboratories, Llc Adaptive nulling metasurface retrofit

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003243921A (ja) 2002-02-15 2003-08-29 Ntt Docomo Inc アンテナの指向角を制御する無線受信装置および方法
JP4744949B2 (ja) * 2005-06-24 2011-08-10 三菱電機株式会社 電波遮蔽装置
RU2687377C2 (ru) 2014-05-20 2019-05-13 Конинклейке Филипс Н.В. Мундштук для емкости для кормления грудных детей
US11095039B2 (en) 2016-11-25 2021-08-17 Nec Corporation Communication apparatus

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6323826B1 (en) * 2000-03-28 2001-11-27 Hrl Laboratories, Llc Tunable-impedance spiral
US20120170114A1 (en) * 2011-01-04 2012-07-05 Triton Systems, Inc. Metamaterial filter
US20140097996A1 (en) * 2012-10-10 2014-04-10 Raytheon Company Tunable electromagnetic device with multiple metamaterial layers, and method
US20180205152A1 (en) * 2017-01-18 2018-07-19 Elwha Llc Tunable medium linear coder
US10573963B1 (en) * 2017-09-15 2020-02-25 Hrl Laboratories, Llc Adaptive nulling metasurface retrofit

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2021192694A1 *

Also Published As

Publication number Publication date
JP7284731B2 (ja) 2023-05-31
WO2021192694A1 (ja) 2021-09-30
EP4131653A1 (de) 2023-02-08
JP2021158600A (ja) 2021-10-07

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