JP2019050521A - アンテナ装置、無線通信装置および信号送信方法 - Google Patents
アンテナ装置、無線通信装置および信号送信方法 Download PDFInfo
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- JP2019050521A JP2019050521A JP2017174236A JP2017174236A JP2019050521A JP 2019050521 A JP2019050521 A JP 2019050521A JP 2017174236 A JP2017174236 A JP 2017174236A JP 2017174236 A JP2017174236 A JP 2017174236A JP 2019050521 A JP2019050521 A JP 2019050521A
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- phase shifter
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- 238000004891 communication Methods 0.000 title claims description 19
- 238000000034 method Methods 0.000 title claims description 4
- 230000008054 signal transmission Effects 0.000 title claims description 3
- 230000010287 polarization Effects 0.000 claims description 89
- 230000005540 biological transmission Effects 0.000 claims description 74
- 230000010363 phase shift Effects 0.000 claims description 49
- 238000003780 insertion Methods 0.000 claims description 26
- 230000037431 insertion Effects 0.000 claims description 26
- 230000007704 transition Effects 0.000 claims 1
- 238000005388 cross polarization Methods 0.000 abstract description 21
- 230000005855 radiation Effects 0.000 abstract description 19
- 238000012986 modification Methods 0.000 description 6
- 230000004048 modification Effects 0.000 description 6
- 238000006243 chemical reaction Methods 0.000 description 4
- 230000005684 electric field Effects 0.000 description 4
- 101710195281 Chlorophyll a-b binding protein Proteins 0.000 description 2
- 101710143415 Chlorophyll a-b binding protein 1, chloroplastic Proteins 0.000 description 2
- 101710181042 Chlorophyll a-b binding protein 1A, chloroplastic Proteins 0.000 description 2
- 101710091905 Chlorophyll a-b binding protein 2, chloroplastic Proteins 0.000 description 2
- 101710095244 Chlorophyll a-b binding protein 3, chloroplastic Proteins 0.000 description 2
- 101710127489 Chlorophyll a-b binding protein of LHCII type 1 Proteins 0.000 description 2
- 101710184917 Chlorophyll a-b binding protein of LHCII type I, chloroplastic Proteins 0.000 description 2
- 101710102593 Chlorophyll a-b binding protein, chloroplastic Proteins 0.000 description 2
- 239000000470 constituent Substances 0.000 description 2
- 239000000284 extract Substances 0.000 description 2
- 230000003321 amplification Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 229910000859 α-Fe Inorganic materials 0.000 description 1
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Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
- H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
- H04B7/0682—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission using phase diversity (e.g. phase sweeping)
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q25/00—Antennas or antenna systems providing at least two radiating patterns
- H01Q25/001—Crossed polarisation dual antennas
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
- H01Q21/24—Combinations of antenna units polarised in different directions for transmitting or receiving circularly and elliptically polarised waves or waves linearly polarised in any direction
- H01Q21/245—Combinations of antenna units polarised in different directions for transmitting or receiving circularly and elliptically polarised waves or waves linearly polarised in any direction provided with means for varying the polarisation
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
- H01Q3/26—Arrangements 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
- H01Q3/30—Arrangements 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 varying the relative phase between the radiating elements of an array
- H01Q3/34—Arrangements 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 varying the relative phase between the radiating elements of an array by electrical means
- H01Q3/36—Arrangements 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 varying the relative phase between the radiating elements of an array by electrical means with variable phase-shifters
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q9/00—Electrically-short antennas having dimensions not more than twice the operating wavelength and consisting of conductive active radiating elements
- H01Q9/04—Resonant antennas
- H01Q9/0407—Substantially flat resonant element parallel to ground plane, e.g. patch antenna
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q9/00—Electrically-short antennas having dimensions not more than twice the operating wavelength and consisting of conductive active radiating elements
- H01Q9/04—Resonant antennas
- H01Q9/0407—Substantially flat resonant element parallel to ground plane, e.g. patch antenna
- H01Q9/045—Substantially flat resonant element parallel to ground plane, e.g. patch antenna with particular feeding means
Abstract
Description
図1のアンテナ装置は、放射素子100、第1の移相器101a、第2の移相器101b、分岐回路(以下、2分岐回路)102を備える。
101a:第1の移相器
101b:第2の移相器
102:2分岐回路(分岐回路)
104a、104b、105a、105b、106:伝送線路
103a、103b、107:入出力端子
120:
109:ベースバンド回路
110:DA/AD変換回路
111:高周波回路
200a、200b:円偏波アンテナ
300:直線偏波共用アンテナ
301:外部回路
310a、310b:直線偏波アンテナ
400、410:制御回路
Claims (12)
- 入力信号を分割して第1の信号および第2の信号を生成する分岐回路と、
前記第1の信号の位相を可変な第1移相器と、
前記第2の信号の位相を可変な第2移相器と、
前記第1移相器の第1出力信号に基づき右旋円偏波を送信し、前記第2移相器の第2出力信号に基づき左旋円偏波を送信する放射素子と、
を備えたアンテナ装置。 - 前記第1移相器の挿入損失は、前記第2移相器の挿入損失と略等しい
請求項1に記載のアンテナ装置。 - 前記分岐回路および前記第1移相器間を接続する伝送線路と、前記第1移相器と前記放射素子間を接続する伝送線路との長さの和は、前記分岐回路および前記第2移相器間を接続する伝送線路と、前記第2移相器と前記放射素子間を接続する伝送線路との長さの和と略等しい
請求項1または2に記載のアンテナ装置。 - 前記分岐回路の形状は、前記分岐回路に前記入力信号を供給する伝送線路から見て略対称である
請求項1ないし3のいずれか一項に記載のアンテナ装置。 - 前記分岐回路および前記第1移相器間を接続する伝送線路の形状と、前記分岐回路および前記第2移相器間を接続する伝送線路の形状は、前記分岐回路から見て略対称である
請求項1ないし4のいずれか一項に記載のアンテナ装置。 - 前記第1の信号および前記第2の信号の振幅は略等しい
請求項1ないし5のいずれか一項に記載のアンテナ装置。 - 前記第1移相器の移相量の範囲は、前記第2移相器の移相量の範囲と等しい
請求項1ないし6のいずれか一項に記載のアンテナ装置。 - 前記第1移相器は、前記第2移相器と同じ構成を有する
請求項1ないし7のいずれか一項に記載のアンテナ装置。 - 前記第1移相器および前記第2移相器のうちの一方の移相量を固定した状態で、他方の移相量を変化させる制御回路
を備えた請求項1ないし8のいずれか一項に記載のアンテナ装置。 - 前記制御回路は、前記一方の移相器の移相量を前記移相量の範囲の最大または最小値に固定する
請求項9に記載のアンテナ装置。 - 請求項1ないし10のいずれか一項に記載のアンテナ装置と、
前記アンテナ装置を用いて無線通信を行う無線通信回路と
を備えた無線通信装置。 - 入力信号を分割して第1の信号および第2の信号を生成し、
前記第1の信号の位相を第1移相器により調整し、
前記第2の信号の位相を第2移相器により調整し、
前記第1移相器により調整された信号に基づき右旋円偏波を送信し、
前記第2移相器により調整された信号に基づき左旋円偏波を送信する
信号送信方法。
Priority Applications (2)
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JP2017174236A JP2019050521A (ja) | 2017-09-11 | 2017-09-11 | アンテナ装置、無線通信装置および信号送信方法 |
US15/907,730 US10218426B1 (en) | 2017-09-11 | 2018-02-28 | Antenna device, wireless communication device and signal transmission method |
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JP2017174236A JP2019050521A (ja) | 2017-09-11 | 2017-09-11 | アンテナ装置、無線通信装置および信号送信方法 |
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JP2019050521A true JP2019050521A (ja) | 2019-03-28 |
Family
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JP2017174236A Pending JP2019050521A (ja) | 2017-09-11 | 2017-09-11 | アンテナ装置、無線通信装置および信号送信方法 |
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US (1) | US10218426B1 (ja) |
JP (1) | JP2019050521A (ja) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10523481B1 (en) | 2018-06-20 | 2019-12-31 | Kabushiki Kaisha Toshiba | Antenna device and signal reception method |
JP2020178254A (ja) * | 2019-04-18 | 2020-10-29 | 株式会社東芝 | アンテナ装置 |
JP2021010068A (ja) * | 2019-06-28 | 2021-01-28 | 株式会社東芝 | アンテナ装置 |
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WO2017078851A2 (en) | 2015-09-18 | 2017-05-11 | Corman David W | Laminar phased array |
US11418971B2 (en) | 2017-12-24 | 2022-08-16 | Anokiwave, Inc. | Beamforming integrated circuit, AESA system and method |
JP7010719B2 (ja) | 2018-02-13 | 2022-01-26 | 東芝テック株式会社 | 読取システム |
US10998640B2 (en) | 2018-05-15 | 2021-05-04 | Anokiwave, Inc. | Cross-polarized time division duplexed antenna |
US20200145265A1 (en) * | 2018-11-01 | 2020-05-07 | The United States Of America As Represented By The Secretary Of The Navy | Device, Method, And System For Obscuring A Transmitted Radio Frequency Signal Using Polarization Modulation To Avoid Interception |
US10644763B1 (en) * | 2019-03-21 | 2020-05-05 | Kabushiki Kaisha Toshiba | Technique for single antenna full duplex |
CN110165372B (zh) * | 2019-05-31 | 2021-01-12 | 大连海事大学 | 一种x波段船用雷达微带天线阵 |
US10651920B1 (en) * | 2019-08-30 | 2020-05-12 | Cth Lending Company, Llc | Methods for formation of antenna array using asymmetry |
CN112271459B (zh) * | 2020-10-30 | 2021-08-03 | 南京大学 | 一种频率实时可调的共形低散射超表面 |
CN112582784B (zh) * | 2020-11-23 | 2022-03-15 | 华南理工大学 | 一种基于环加载和开槽的宽带基站天线及无线通信设备 |
CN113659339B (zh) * | 2021-08-23 | 2023-07-25 | 深圳市塞防科技有限公司 | 车载毫米波雷达及其发射天线与接收天线系统、天线系统 |
CN116826384A (zh) * | 2022-03-21 | 2023-09-29 | 中兴通讯股份有限公司 | 超表面单元及其基站 |
CN114826174B (zh) * | 2022-04-25 | 2023-06-13 | 中国电子科技集团公司第二十九研究所 | 可实现极化方式选择的微波功率放大器 |
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JPH0878947A (ja) * | 1994-09-02 | 1996-03-22 | Nippon Hoso Kyokai <Nhk> | 偏波面制御アンテナ装置 |
JPH11163954A (ja) * | 1997-11-26 | 1999-06-18 | Matsushita Electric Ind Co Ltd | 偏波変調方法および復調装置 |
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- 2018-02-28 US US15/907,730 patent/US10218426B1/en not_active Expired - Fee Related
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JPH0878947A (ja) * | 1994-09-02 | 1996-03-22 | Nippon Hoso Kyokai <Nhk> | 偏波面制御アンテナ装置 |
JPH11163954A (ja) * | 1997-11-26 | 1999-06-18 | Matsushita Electric Ind Co Ltd | 偏波変調方法および復調装置 |
WO2011145264A1 (ja) * | 2010-05-21 | 2011-11-24 | 日本電気株式会社 | アンテナ装置、アンテナシステム、及びその調整方法 |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10523481B1 (en) | 2018-06-20 | 2019-12-31 | Kabushiki Kaisha Toshiba | Antenna device and signal reception method |
JP2020178254A (ja) * | 2019-04-18 | 2020-10-29 | 株式会社東芝 | アンテナ装置 |
US10992063B2 (en) | 2019-04-18 | 2021-04-27 | Kabushiki Kaisha Toshiba | Antenna apparatus, method, and electronic apparatus |
JP7064467B2 (ja) | 2019-04-18 | 2022-05-10 | 株式会社東芝 | アンテナ装置 |
JP2021010068A (ja) * | 2019-06-28 | 2021-01-28 | 株式会社東芝 | アンテナ装置 |
US11081793B2 (en) | 2019-06-28 | 2021-08-03 | Kabushiki Kaisha Toshiba | Antenna apparatus |
JP7064471B2 (ja) | 2019-06-28 | 2022-05-10 | 株式会社東芝 | アンテナ装置 |
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US20190081685A1 (en) | 2019-03-14 |
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