JP6684990B2 - 電波測定装置 - Google Patents
電波測定装置 Download PDFInfo
- Publication number
- JP6684990B2 JP6684990B2 JP2017564975A JP2017564975A JP6684990B2 JP 6684990 B2 JP6684990 B2 JP 6684990B2 JP 2017564975 A JP2017564975 A JP 2017564975A JP 2017564975 A JP2017564975 A JP 2017564975A JP 6684990 B2 JP6684990 B2 JP 6684990B2
- Authority
- JP
- Japan
- Prior art keywords
- antenna
- radio wave
- polarization antenna
- antennas
- measurement
- 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.)
- Active
Links
- 238000005259 measurement Methods 0.000 title description 70
- 230000010287 polarization Effects 0.000 claims description 76
- 239000002184 metal Substances 0.000 claims description 8
- 239000004020 conductor Substances 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 18
- 238000000034 method Methods 0.000 description 5
- 239000000758 substrate Substances 0.000 description 5
- 230000005684 electric field Effects 0.000 description 4
- 238000001228 spectrum Methods 0.000 description 4
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 3
- 238000007792 addition Methods 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000012800 visualization Methods 0.000 description 1
Images
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
- H04B7/10—Polarisation diversity; Directional diversity
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R29/00—Arrangements for measuring or indicating electric quantities not covered by groups G01R19/00 - G01R27/00
- G01R29/08—Measuring electromagnetic field characteristics
- G01R29/0864—Measuring electromagnetic field characteristics characterised by constructional or functional features
- G01R29/0878—Sensors; antennas; probes; detectors
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R29/00—Arrangements for measuring or indicating electric quantities not covered by groups G01R19/00 - G01R27/00
- G01R29/08—Measuring electromagnetic field characteristics
- G01R29/0864—Measuring electromagnetic field characteristics characterised by constructional or functional features
- G01R29/0892—Details related to signal analysis or treatment; presenting results, e.g. displays; measuring specific signal features other than field strength, e.g. polarisation, field modes, phase, envelope, maximum value
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q15/00—Devices for reflection, refraction, diffraction or polarisation of waves radiated from an antenna, e.g. quasi-optical devices
- H01Q15/0006—Devices acting selectively as reflecting surface, as diffracting or as refracting device, e.g. frequency filtering or angular spatial filtering devices
- H01Q15/0086—Devices 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
- H01Q21/30—Combinations of separate antenna units operating in different wavebands and connected to a common feeder system
-
- 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
- H01Q3/24—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 orientation by switching energy from one active radiating element to another, e.g. for beam switching
- H01Q3/242—Circumferential scanning
-
- 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
- H01Q3/44—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 electric or magnetic characteristics of reflecting, refracting, or diffracting devices associated with the radiating element
-
- 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
- H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
- H04B7/0802—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using antenna selection
- H04B7/0805—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using antenna selection with single receiver and antenna switching
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
- H04L12/2801—Broadband local area 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
- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
- H04B1/40—Circuits
- H04B1/44—Transmit/receive switching
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/20—Monitoring; Testing of receivers
- H04B17/27—Monitoring; Testing of receivers for locating or positioning the transmitter
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/30—Monitoring; Testing of propagation channels
- H04B17/309—Measuring or estimating channel quality parameters
- H04B17/318—Received signal strength
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
- Aerials With Secondary Devices (AREA)
- Quality & Reliability (AREA)
Description
以下、図1〜図11を用いて、実施の形態1を説明する。まず、図1〜図4を用いて電波測定装置の構成について説明する。図1は、実施の形態1における電波測定装置の外観図、図2は、実施の形態1における電波測定装置の外観図、図3は、実施の形態1におけるアンテナの斜視図、図4は、実施の形態1におけるアンテナの配置図である。
以下、図12、図13を用いて、実施の形態2を説明する。実施の形態2は、実施の形態1に比べ、アンテナユニットに設けられたアンテナの数が異なるのみで、その他の構成は実施の形態1と同じであるため、実施の形態1と同一符号を付す。
以下、図14〜図16を用いて、実施の形態3を説明する。実施の形態3は、実施の形態1に比べ、電波測定装置の構成が異なる。図14は、実施の形態3における電波測定装置の外観図、図15は、実施の形態3における電波測定装置の配置図、図16は、実施の形態3における電波測定装置の断面図である。
以上のように、本出願において開示する技術の例示として、実施の形態1〜3を説明した。しかしながら、本開示における技術は、これに限定されず、変更、置き換え、付加、省略などを行った実施の形態にも適用できる。また、上記実施の形態1〜3で説明した各構成要素を組み合わせて、新たな実施の形態とすることも可能である。
110,400 筐体
121,122,123,124,125 アンテナユニット
130 台座
140 制御BOX
150 固定部材
161,162,411,412 水平偏波アンテナ
163,164,413,414 垂直偏波アンテナ
171,172,173,174,175,176,177,430 スイッチ
180,320,440 出力部
191 終端抵抗
200 アクセスポイント
210 障害物
301,302,303,304 2.4GHzアンテナ
311,312,313,314 5.0GHzアンテナ
Claims (5)
- 金属の層を含む筐体と、
前記筐体の一面に設けられ水平偏波を受信する水平偏波アンテナと、
前記水平偏波アンテナと同じ一面に設けられ垂直偏波を受信する垂直偏波アンテナと、
前記水平偏波アンテナおよび前記垂直偏波アンテナに接続された切り替え部と、
前記切り替え部に接続された出力部と、を備え、
前記切り替え部は、前記出力部に接続される接続部と抵抗に接続される抵抗部とを備え、
前記接続部には、前記水平偏波アンテナおよび前記垂直偏波アンテナのうち1つのアンテナのみが接続され、他のアンテナは前記抵抗に接続されるように切り替え、
前記水平偏波アンテナおよび前記垂直偏波アンテナは、前記筐体の端部から前記水平偏波アンテナおよび前記垂直偏波アンテナの波長の4分の1より内側に配置される電波測定装置。 - 金属の層を含む筐体と、
前記筐体の一面に設けられ水平偏波を受信する水平偏波アンテナと、
前記水平偏波アンテナと同じ一面に設けられ垂直偏波を受信する垂直偏波アンテナと、
前記水平偏波アンテナおよび前記垂直偏波アンテナに接続された切り替え部と、
前記切り替え部に接続された出力部と、を備え、
前記切り替え部は、前記出力部に接続される接続部と抵抗に接続される抵抗部とを備え、
前記接続部には、前記水平偏波アンテナおよび前記垂直偏波アンテナのうち1つのアンテナのみが接続され、他のアンテナは前記抵抗に接続されるように切り替え、
前記水平偏波アンテナおよび前記垂直偏波アンテナは、複数の周波数毎に設けられ、周波数の低いアンテナの方が前記筐体の表面の端部側にある電波測定装置。 - 前記筐体は、多面体であり、複数の面の各々に前記水平偏波アンテナおよび前記垂直偏波アンテナおよび前記切り替え部を設け、前記出力部は、前記切り替え部の1つに接続するように切り替える請求項1または2に記載の電波測定装置。
- 前記筐体の一面は、人工磁気導電体の層とグランドの層とが積層されている請求項1または2に記載の電波測定装置。
- 前記筐体の内部に、前記切り替え部および前記出力部を設けた請求項1または2に記載の電波測定装置。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2016018579 | 2016-02-03 | ||
JP2016018579 | 2016-02-03 | ||
PCT/JP2016/005078 WO2017134715A1 (ja) | 2016-02-03 | 2016-12-07 | 電波測定装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPWO2017134715A1 JPWO2017134715A1 (ja) | 2018-11-01 |
JP6684990B2 true JP6684990B2 (ja) | 2020-04-22 |
Family
ID=59500338
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2017564975A Active JP6684990B2 (ja) | 2016-02-03 | 2016-12-07 | 電波測定装置 |
Country Status (4)
Country | Link |
---|---|
US (1) | US10903893B2 (ja) |
JP (1) | JP6684990B2 (ja) |
CN (1) | CN108603905A (ja) |
WO (1) | WO2017134715A1 (ja) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6751904B2 (ja) * | 2017-12-28 | 2020-09-09 | パナソニックIpマネジメント株式会社 | アンテナ装置 |
WO2019181667A1 (ja) * | 2018-03-23 | 2019-09-26 | パナソニック株式会社 | 電波測定方法 |
WO2019198680A1 (ja) * | 2018-04-10 | 2019-10-17 | パナソニックIpマネジメント株式会社 | 電波環境表示装置および電波環境表示方法 |
JP7008256B2 (ja) | 2018-04-10 | 2022-01-25 | パナソニックIpマネジメント株式会社 | 電波環境表示システムおよび電波環境表示方法 |
CN110518337B (zh) | 2018-05-22 | 2021-09-24 | 深圳市超捷通讯有限公司 | 天线结构及具有该天线结构的无线通信装置 |
US11437735B2 (en) * | 2018-11-14 | 2022-09-06 | Energous Corporation | Systems for receiving electromagnetic energy using antennas that are minimally affected by the presence of the human body |
WO2020195336A1 (ja) | 2019-03-28 | 2020-10-01 | パナソニック株式会社 | 電波環境測定装置 |
ES2802304B2 (es) | 2019-07-05 | 2021-05-18 | Univ Oviedo | Sistema y método para el diagnóstico de antenas |
JP7168536B2 (ja) * | 2019-09-25 | 2022-11-09 | Necプラットフォームズ株式会社 | 電波測定システム、電波測定装置、電波測定方法、及び電波測定プログラム |
CN112311427B (zh) * | 2020-11-18 | 2021-06-18 | 成都迅翼卫通科技有限公司 | 一种卫星通信收发极化切换控制装置 |
CN117491749B (zh) * | 2023-11-03 | 2024-08-16 | 中国科学院大气物理研究所 | 雷电射频偏振干涉成像系统 |
Family Cites Families (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS56144645A (en) * | 1980-04-11 | 1981-11-11 | Matsushita Electric Ind Co Ltd | Diversity antenna device for portable radio equipment |
US5235340A (en) * | 1992-01-29 | 1993-08-10 | E-Systems, Inc. | Frequency domain polarimeter |
JP2000338155A (ja) * | 1999-05-28 | 2000-12-08 | Matsushita Electric Ind Co Ltd | アンテナ測定システム |
JP2001230709A (ja) * | 2000-02-17 | 2001-08-24 | Nec Shizuoka Ltd | ダイバーシチ受信装置 |
JP4348843B2 (ja) * | 2000-07-19 | 2009-10-21 | ソニー株式会社 | ダイバシティアンテナ装置 |
EP1237225A1 (en) * | 2001-03-01 | 2002-09-04 | Red-M (Communications) Limited | An antenna array |
US6646614B2 (en) * | 2001-11-07 | 2003-11-11 | Harris Corporation | Multi-frequency band antenna and related methods |
FR2854739A1 (fr) * | 2003-05-06 | 2004-11-12 | France Telecom | Dispositif formant antenne, capteur ou sonde electromagnetique |
JP2006125951A (ja) | 2004-10-28 | 2006-05-18 | Nec Fielding Ltd | 無線lan自動サイトサーベイ装置及び方法並びに無線lan自動サイトサーベイシステム |
JP2007027902A (ja) * | 2005-07-12 | 2007-02-01 | Ntt Docomo Inc | アンテナ装置、電界強度測定システム |
JP4315166B2 (ja) * | 2006-05-08 | 2009-08-19 | ソニー株式会社 | 無線通信システム、その通信方法、及び、無線通信装置 |
JP4777428B2 (ja) * | 2006-07-21 | 2011-09-21 | パナソニック株式会社 | アンテナ切替装置及び通信装置 |
JP5612257B2 (ja) * | 2008-10-20 | 2014-10-22 | 株式会社Nttドコモ | マルチアンテナ測定方法、マルチアンテナ測定システム |
JP2014502813A (ja) * | 2010-12-27 | 2014-02-03 | エプコス アクチエンゲゼルシャフト | フロントエンド回路 |
ES2353104B2 (es) * | 2010-12-29 | 2011-07-11 | Universidad Politécnica de Madrid | Antena para monitorización del campo electromagnético ambiental en tiempo real. |
JP5796159B2 (ja) * | 2011-03-11 | 2015-10-21 | パナソニックIpマネジメント株式会社 | 車両用アンテナ装置 |
US9191086B2 (en) * | 2011-11-15 | 2015-11-17 | Juniper Networks, Inc. | Methods and apparatus for balancing band performance |
US20130242852A1 (en) * | 2012-03-15 | 2013-09-19 | Think Wireless, Inc. | PORTABLE WiFi SIGNAL REPEATER |
NL1040028C2 (en) * | 2013-01-29 | 2014-08-04 | Avenir D Or B V L | Antenna system. |
CN203811693U (zh) * | 2014-04-18 | 2014-09-03 | 西安交通大学 | 一种用于电磁脉冲测量的三维电磁场传感器 |
US9871301B2 (en) * | 2014-07-21 | 2018-01-16 | Energous Corporation | Integrated miniature PIFA with artificial magnetic conductor metamaterials |
JP6464364B2 (ja) * | 2015-08-31 | 2019-02-06 | パナソニックIpマネジメント株式会社 | アンテナ装置 |
-
2016
- 2016-12-07 WO PCT/JP2016/005078 patent/WO2017134715A1/ja active Application Filing
- 2016-12-07 JP JP2017564975A patent/JP6684990B2/ja active Active
- 2016-12-07 CN CN201680080683.3A patent/CN108603905A/zh active Pending
-
2018
- 2018-07-23 US US16/042,089 patent/US10903893B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
WO2017134715A1 (ja) | 2017-08-10 |
US20180351631A1 (en) | 2018-12-06 |
US10903893B2 (en) | 2021-01-26 |
CN108603905A (zh) | 2018-09-28 |
JPWO2017134715A1 (ja) | 2018-11-01 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP6684990B2 (ja) | 電波測定装置 | |
US20210250107A1 (en) | Methods and apparatuses for testing wireless communication to vehicles | |
US10536226B1 (en) | System and method for over-the-air (OTA) testing to detect faulty elements in an active array antenna of an extremely high frequency (EHF) wireless communication device | |
US10659175B2 (en) | System and method for over-the-air (OTA) testing to detect faulty elements in an active array antenna of an extremely high frequency (EHF) wireless communication device | |
US20140370821A1 (en) | Methods and Apparatus for Testing Electronic Devices with Antenna Arrays | |
US12099088B2 (en) | Test equipment for testing a device under test having an antenna | |
US20150219704A1 (en) | Electromagnetic Wave Visualization Device | |
Dagefu et al. | Measurements and physics-based analysis of co-located antenna pattern diversity system | |
CN111726177B (zh) | 无线设备的无线性能测试方法、装置、系统、设备及存储介质 | |
Fordham | An introduction to antenna test ranges, measurements and instrumentation | |
US11444388B2 (en) | Radio wave measurement device | |
JP2006208019A (ja) | 電磁波結合装置 | |
US11835565B2 (en) | Field probe and method for conducting antenna measurements | |
JP2015130599A (ja) | 小型アンテナ及び放射妨害電波測定システム | |
JP2010213021A (ja) | 電波レンズ | |
CN209150299U (zh) | 多功能组合天线 | |
Buey et al. | Design of a dual-band MIMO WIFI gateway | |
Džeriņš et al. | LED lighting equipment electromagnetic compatibility | |
US11454662B1 (en) | System and method for over-the-air (OTA) testing to detect faulty elements in an active array antenna of an extremely high frequency (EHF) wireless communication device | |
KR101769238B1 (ko) | 선내 특별전원 분배구역의 emc 평가 방법 및 장치 | |
Adomnitei et al. | Analysis of a three-quarter wavelength antenna array for UHF satellite communication band | |
JP2019146105A (ja) | アンテナ装置および該アンテナ装置を用いた測定装置 | |
Ahmad et al. | Probing concept for an antenna array for 60 GHz band | |
KR20120033234A (ko) | 디스플레이 장치 | |
JP2016012870A (ja) | 小型アンテナ及び放射妨害電波測定システム |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20180702 |
|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20180710 |
|
RD01 | Notification of change of attorney |
Free format text: JAPANESE INTERMEDIATE CODE: A7421 Effective date: 20190123 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20190827 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20190930 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20200212 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20200225 |
|
R151 | Written notification of patent or utility model registration |
Ref document number: 6684990 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R151 |