JP2019122026A - 外付けアンテナ及び無線通信システム - Google Patents
外付けアンテナ及び無線通信システム Download PDFInfo
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- JP2019122026A JP2019122026A JP2018200193A JP2018200193A JP2019122026A JP 2019122026 A JP2019122026 A JP 2019122026A JP 2018200193 A JP2018200193 A JP 2018200193A JP 2018200193 A JP2018200193 A JP 2018200193A JP 2019122026 A JP2019122026 A JP 2019122026A
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- Prior art keywords
- antenna element
- external antenna
- communication host
- antenna
- coupled
- 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.)
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/007—Details of, or arrangements associated with, antennas specially adapted for indoor communication
-
- 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
- H01Q1/2291—Supports; Mounting means by structural association with other equipment or articles used in bluetooth or WI-FI devices of Wireless Local Area Networks [WLAN]
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
- H01Q21/28—Combinations of substantially independent non-interacting antenna units or systems
-
- 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
-
- 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
- H04B1/0064—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 separate antennas for the more than one 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
- H04B1/38—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
-
- 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
- H04B1/401—Circuits for selecting or indicating operating mode
-
- 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
- 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
- H04B1/48—Transmit/receive switching in circuits for connecting transmitter and receiver to a common transmission path, e.g. by energy of transmitter
-
- 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
- H04B1/50—Circuits using different frequencies for the two directions of communication
-
- 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]
- H04L12/40—Bus networks
- H04L12/40006—Architecture of a communication node
- H04L12/40045—Details regarding the feeding of energy to the node from the bus
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/04—TPC
- H04W52/38—TPC being performed in particular situations
- H04W52/42—TPC being performed in particular situations in systems with time, space, frequency or polarisation diversity
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Transceivers (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
- Support Of Aerials (AREA)
Abstract
Description
100:外付けアンテナ
110:第一のアンテナ素子
120:第二のアンテナ素子
130:論理判断回路
132:コンパレータ
134:ダイオード
140:スイッチング回路
150:増幅回路
152:通信回路
160:第一の入出力インターフェース
170:第二の入出力インターフェース
200:通信ホスト
210:伝送線
262:入出力インターフェース
272:信号入出力インターフェース
DET:判断結果
IN:入力端
TX_EN:イネーブル信号
TX_DET:試験中の無線信号
VDD1、VDD2:駆動電圧
Claims (10)
- 受信モード及び送信モードで動作する通信ホストに用いられる外付けアンテナであって、
前記通信ホストが前記受信モードで動作する時、無線信号を受信する第一のアンテナ素子と、
前記通信ホストが前記送信モードで動作する時、前記無線信号を送信する第二のアンテナ素子と、
前記通信ホストに結合され、前記通信ホストが前記受信モードまたは前記送信モードで動作するのか否か判断し、判断結果を発生させる論理判断回路と、
前記論理判断回路に結合され、前記判断結果に基づき、前記第一のアンテナ素子または前記第二のアンテナ素子に選択的に結合されるスイッチング回路と、
を含む外付けアンテナ。 - 前記第一のアンテナ素子と前記第二のアンテナ素子は、それぞれ前記外付けアンテナの延伸方向上で対向する両端に配置される、
請求項1に記載の外付けアンテナ。 - 前記第一のアンテナ素子と前記スイッチング回路の間に結合され、前記第一のアンテナ素子が受信した前記無線信号を増幅する増幅回路をさらに含む、
請求項1に記載の外付けアンテナ。 - 前記論理判断回路は、ダイオードと、コンパレータと、を含み、前記コンパレータは、前記通信ホストに結合され、前記ダイオードは、前記コンパレータと前記スイッチング回路の間に結合される、
請求項1に記載の外付けアンテナ。 - 前記判断結果がローレベル信号である時、前記スイッチング回路は、前記第一のアンテナ素子に結合され、前記判断結果がハイレベル信号である時、前記スイッチング回路は、前記第二のアンテナ素子に結合される、
請求項1に記載の外付けアンテナ。 - 前記第一のアンテナ素子は、前記外付けアンテナの前記通信ホストから遠い一端に配置され、前記第二のアンテナ素子は、前記外付けアンテナの前記通信ホストに近い他端に配置される、
請求項1に記載の外付けアンテナ。 - 前記通信ホストに結合され、前記通信ホストから直流電源を受信する第一の入出力インターフェースと、
前記通信ホストに結合される第二の入出力インターフェースと、をさらに含み、
前記論理判断回路は、前記第二の入出力インターフェースによって前記無線信号を伝送する、
請求項1に記載の外付けアンテナ。 - 前記第一のアンテナ素子と前記第二のアンテナ素子は、第一の周波数帯と第二の周波数帯をカバーする、
請求項1に記載の外付けアンテナ。 - 通信ホストと、
前記通信ホストに結合される、請求項1に記載の外付けアンテナと、を含む、
無線通信システム。 - 前記通信ホストと前記外付けアンテナを電気的に接続し、前記通信ホストから電源を前記外付けアンテナに提供する伝送線と、をさらに含み、
前記通信ホストに接続されるインターフェースが標準ユニバーサルシリアルバス(Universal Serial Bus,USB)インターフェースであり、
前記外付けアンテナに接続されるインターフェースがマイクロユニバーサルシリアルバス(Micro USB)インターフェースである、
請求項9に記載の無線通信システム。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
TW107100817A TWI662740B (zh) | 2018-01-09 | 2018-01-09 | 外接式天線及無線通訊系統 |
TW107100817 | 2018-01-09 |
Publications (1)
Publication Number | Publication Date |
---|---|
JP2019122026A true JP2019122026A (ja) | 2019-07-22 |
Family
ID=65003220
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2018200193A Pending JP2019122026A (ja) | 2018-01-09 | 2018-10-24 | 外付けアンテナ及び無線通信システム |
Country Status (5)
Country | Link |
---|---|
US (1) | US20190215027A1 (ja) |
EP (1) | EP3509225B1 (ja) |
JP (1) | JP2019122026A (ja) |
CN (1) | CN110034776B (ja) |
TW (1) | TWI662740B (ja) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112511186B (zh) * | 2019-09-16 | 2022-08-02 | 北京小米移动软件有限公司 | 一种移动终端 |
US11870483B2 (en) | 2021-12-29 | 2024-01-09 | Nanning Fulian Fugui Precision Industrial Co., Ltd. | Smart antenna switching method, electronic device and computer readable storage medium |
TWI803121B (zh) * | 2021-12-29 | 2023-05-21 | 新加坡商鴻運科股份有限公司 | 智慧天線切換方法、電子裝置及電腦可讀儲存媒體 |
Citations (12)
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JPH09130288A (ja) * | 1995-10-06 | 1997-05-16 | Nokia Mobile Phones Ltd | アンテナ |
JPH09232833A (ja) * | 1996-02-23 | 1997-09-05 | Yokowo Co Ltd | 固定装置および該装置を用いた車載用アンテナ装置 |
JP2003023382A (ja) * | 2001-07-06 | 2003-01-24 | Hitachi Ltd | 路側無線通信装置 |
JP2003205791A (ja) * | 2002-01-15 | 2003-07-22 | Kojima Press Co Ltd | 車載機器用アンテナ装置 |
JP2006115009A (ja) * | 2004-10-12 | 2006-04-27 | Harada Ind Co Ltd | アンテナ装置 |
JP2008311697A (ja) * | 2007-06-12 | 2008-12-25 | Hitachi Ltd | 車載通信装置 |
JP2010147648A (ja) * | 2008-12-17 | 2010-07-01 | Furukawa Electric Co Ltd:The | アンテナ装置 |
JP2015061134A (ja) * | 2013-09-17 | 2015-03-30 | 横河電機株式会社 | アンテナモジュール及び無線機器 |
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2018
- 2018-01-09 TW TW107100817A patent/TWI662740B/zh active
- 2018-10-24 JP JP2018200193A patent/JP2019122026A/ja active Pending
- 2018-10-31 CN CN201811288087.1A patent/CN110034776B/zh active Active
-
2019
- 2019-01-04 EP EP19150323.4A patent/EP3509225B1/en active Active
- 2019-01-08 US US16/242,952 patent/US20190215027A1/en not_active Abandoned
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Publication number | Priority date | Publication date | Assignee | Title |
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JPS61105124A (ja) * | 1984-10-18 | 1986-05-23 | Yaesu Musen Co Ltd | 電力ブ−スタ |
JPH09130288A (ja) * | 1995-10-06 | 1997-05-16 | Nokia Mobile Phones Ltd | アンテナ |
JPH09232833A (ja) * | 1996-02-23 | 1997-09-05 | Yokowo Co Ltd | 固定装置および該装置を用いた車載用アンテナ装置 |
JP2003023382A (ja) * | 2001-07-06 | 2003-01-24 | Hitachi Ltd | 路側無線通信装置 |
JP2003205791A (ja) * | 2002-01-15 | 2003-07-22 | Kojima Press Co Ltd | 車載機器用アンテナ装置 |
JP2006115009A (ja) * | 2004-10-12 | 2006-04-27 | Harada Ind Co Ltd | アンテナ装置 |
JP2008311697A (ja) * | 2007-06-12 | 2008-12-25 | Hitachi Ltd | 車載通信装置 |
JP2010147648A (ja) * | 2008-12-17 | 2010-07-01 | Furukawa Electric Co Ltd:The | アンテナ装置 |
JP2015061134A (ja) * | 2013-09-17 | 2015-03-30 | 横河電機株式会社 | アンテナモジュール及び無線機器 |
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JP2017505502A (ja) * | 2014-12-31 | 2017-02-16 | シャオミ・インコーポレイテッド | 電子機器、及びデータ伝送システム |
JP2017118216A (ja) * | 2015-12-22 | 2017-06-29 | 古野電気株式会社 | アンテナ装置 |
Also Published As
Publication number | Publication date |
---|---|
US20190215027A1 (en) | 2019-07-11 |
EP3509225A1 (en) | 2019-07-10 |
CN110034776B (zh) | 2022-02-11 |
TWI662740B (zh) | 2019-06-11 |
EP3509225B1 (en) | 2020-11-25 |
TW201931668A (zh) | 2019-08-01 |
CN110034776A (zh) | 2019-07-19 |
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