JP5764123B2 - 無線ネットワーク用の適応性予歪み付与を備えた振幅および位相が補償された多素子アンテナ列 - Google Patents
無線ネットワーク用の適応性予歪み付与を備えた振幅および位相が補償された多素子アンテナ列 Download PDFInfo
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- 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
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- H—ELECTRICITY
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- 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
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Description
Claims (20)
- デジタル入力通信信号を受信するための入力端;
前記デジタル入力通信信号を受信しそしてRF信号を与えるデジタル無線器;
前記RF信号を受信しそして第1の調整されたRF信号を提供する第1の振幅および位相調整ネットワーク;
前記第1の調整されたRF信号を受信し、前記第1の調整されたRF信号に第1の予歪み付与動作を実行しそして第1の予歪み付与のRF信号を与える第1の予歪み付与器;
前記第1の予歪み付与のRF信号を受信し、増幅しそして第1の増幅されたRF信号を与える前記第1の予歪み付与器の出力端に直接結合されている第1のアンプ入力端を有する第1のアンプ;
前記第1の増幅されたRF信号を受信するように電気的に結合された複数の共通能動モジュール中のそれぞれに設けられた対の輻射素子の一方である第1の輻射素子;
前記RF信号を受信しそして第2の調整されたRF信号を提供する第2の振幅および位相調整ネットワーク;
前記第2の調整されたRF信号を受信し、前記第2の調整されたRF信号に第2の予歪み付与動作を実行しそして第2の予歪み付与のRF信号を与える第2の予歪み付与器;
前記第2の予歪み付与のRF信号を受信し、増幅しそして第2の増幅されたRF信号を与える前記第2の予歪み付与器の出力端に直接結合されている第2のアンプの入力端を有する第2のアンプ;および
前記第2の増幅されたRF信号を受信するように電気的に結合された前記複数の共通能動モジュール中のそれぞれに設けられた対の輻射素子の他方である第2の輻射素子を有し、
ここで前記デジタル無線器、前記第1・第2の振幅および位相調整ネットワーク、前記第1および第2の予歪み付与器、前記第1および第2のアンプおよび前記第1および第2の輻射素子は、互いに十分近接してアンテナの輻射位置に形作られている、予歪み補償された送信器およびアンテナシステム。 - 前記第1および第2の予歪み付与器の各々は、前記それぞれの調整されたRF信号にアナログの振幅および位相歪み付与を実行する請求項1に記載の予歪み補償された送信器およびアンテナシステム。
- 前記第1および第2のアンプの各々は、高効率モードの動作にバイアスされたパワーアンプを有している請求項2に記載の予歪み補償された送信器およびアンテナシステム。
- さらに、前記第1の予歪み付与器に第1の振幅および位相制御信号を与えるための第1の適応制御器および前記第2の予歪み付与器に第2の振幅および位相制御信号を与えるための第2の適応制御器を有する請求項2に記載の予歪み補償された送信器およびアンテナシステム。
- 前記第1および第2の輻射素子の各々は、2つの交差有極輻射素子を有する請求項4に記載の予歪み補償された送信器およびアンテナシステム。
- 前記第1および第2のアンプは、受動的に冷却される請求項3に記載の予歪み補償された送信器およびアンテナシステム。
- 入力信号を受信しそして第1および第2の信号を提供するための分割器;
第1の振幅および位相ビーム形成制御信号および第2の振幅および位相ビーム形成制御信号を与えるための振幅および位相調整ネットワーク制御器;
前記第1および第2の信号および前記第1および第2の振幅および位相ビーム形成制御信号を受信する振幅および位相調整ネットワーク、ここで前記第1および第2の信号の振幅および位相は個別に制御される;
前記第1の信号および前記第1の振幅および位相ビーム形成制御信号を受信し、前記第1の信号に予歪み付与動作を実行しそして第1の予歪み付与された信号を与える第1の適応予歪み付与モジュール;
前記第1の予歪み付与された信号を増幅しそして第1の増幅された信号を第1の出力信号として与える第1のアンプ、ここで前記第1の適応予歪み付与モジュールは前記第1のアンプに十分に近接している;
前記第1の出力に電気的に結合された複数の共通能動モジュール中のそれぞれに設けられた対の輻射素子の一方である第1の輻射素子;
前記第2の信号および前記第2の振幅および位相ビーム形成制御信号を受信し、前記第2の信号に予歪み付与動作を実行しそして第2の予歪み付与された信号を与える第2の適応予歪み付与モジュール;
前記第2の予歪み付与された信号を増幅しそして第2の増幅された信号を第2の出力信号として与える第2のアンプ、ここで前記第2の適応予歪み付与モジュールは前記第2のアンプに十分に近接している;および
前記第2の出力に電気的に結合された前記複数の共通能動モジュール中のそれぞれに設けられた対の輻射素子の他方である第2の輻射素子を有する、ビーム形成能力を備えた予歪み補償された送信器およびアンテナシステム。 - 前記入力信号は、アナログのRF変調された信号でありまた前記第1の適応予歪み付与モジュールは、前記第1の信号に第1のアナログの振幅および位相予歪み付与を実行し、また前記第2の適応予歪み付与モジュールは、前記第2の信号に第2のアナログの振幅および位相予歪み付与を実行する請求項7に記載の予歪み補償された送信器およびアンテナシステム。
- 前記第1の適応予歪み付与モジュール、前記第1のアンプ、前記第1の輻射素子、前記第2の適応予歪み付与モジュール、前記第2のアンプおよび前記第2の輻射素子は受動的に冷却される請求項7に記載の予歪み補償された送信器およびアンテナシステム。
- 前記振幅および位相調整ネットワークは、システム中の故障に応じて前記第1および第2の信号の振幅および位相を調整する、請求項7に記載の予歪み補償された送信器およびアンテナシステム。
- RF入力信号を受信すること;
前記RF信号入力に基づいて第1および第2の信号を提供すること、ここで、前記第1および第2の信号の振幅および位相は、個別に制御される;
第1のビーム形成モードに対応する制御信号を受信すること;
前記第1のビーム形成モードで前記第1の信号に対して複数の共通能動モジュール中のそれぞれに設けられた対の輻射素子の一方である第1の輻射素子に期待される信号強度を、受信した前記制御信号に基いて決定すること;
第1の予歪み付与信号を形成するため前記第1の輻射素子に期待される信号強度に基いて前記第1の信号に予歪みを付与すること;
第1の出力信号を形成するため前記第1の予歪み付与信号を増幅すること;
前記第1の出力信号を前記第1の輻射素子に電気的に結合すること;
前記第1のビーム形成モードで前記第2の信号に対して前記複数の共通能動モジュール中のそれぞれに設けられた対の輻射素子の他方である第2の輻射素子に期待される信号強度を、受信した前記制御信号に基いて決定すること;
第2の予歪み付与信号を形成するため前記第2の輻射素子に期待される信号強度に基づいて前記第2の信号に予歪みを付与すること;
第2の出力信号を形成するため前記第2の予歪み付与信号を増幅すること;
前記第2の出力信号を前記第2の輻射素子に電気的に結合すること;および
前記第1および第2の輻射素子からの輻射出力から第1のビームパターンを生成することを有する、複数のビーム形成モードを備えた送信器およびアンテナシステムのアンテナビームを適応的に与える方法。 - さらに、遠隔基地局位置からデジタル入力信号を受信することおよび前記送信器およびアンテナシステムの位置で前記RF入力信号を与えるため前記デジタル入力信号をRFに変換することを有する請求項11に記載の方法。
- 前記第1および第2の出力信号を形成するため前記第1および第2の予歪み付与信号を増幅することはさらに第1および第2のアンプを高効率モードで運転するよう制御することを含む請求項11に記載の方法。
- さらに、第2のビーム形成モードに対応する制御信号を受信すること;
前記第2のビーム形成モードで前記第1および第2の信号に対して前記第1および第2の輻射素子に期待される信号強度を、受信した前記第2のビーム形成モードに対応する制御信号に基いて決定すること;
前記第2のビーム形成モードで前記第1および第2の信号に対して前記第1および第2の輻射素子に期待される信号強度に基づいて異なった第1および第2の予歪み付与動作を実行することを有する請求項11に記載の方法。 - さらに、前記第2のビーム形成モードで前記第1および第2の信号に対して前記第1および第2の輻射素子に期待される信号強度に基づいて第1および第2のアンプのバイアスを調整することによって前記第1および第2の増幅を制御することを有する請求項14に記載の方法。
- 前記第1のビーム形成モードに対する相対的な位相値および相対的な振幅値を決定することを有し、ここで前記第1のビーム形成モードで前記第1および第2の信号に対して前記第1および第2の輻射素子に期待される信号強度を決定することは、前記第1のビーム形成モードに対する相対的な位相値および相対的な振幅値を採用することである請求項11に記載の方法。
- 相対的な位相値および相対的な振幅値を決定することは、さらに前記第1のビームパターンを所定の方向に傾斜させる相対的な位相値および相対的な振幅値を決定することを含む請求項16に記載の方法。
- 相対的な位相値および相対的な振幅値を決定することは、さらに前記第1のビームパターンの上方サイドローブを最小にする相対的な位相値および相対的な振幅値を決定することを含む請求項16に記載の方法。
- 相対的な位相値および相対的な振幅値を決定することは、さらに前記第1のビームパターンの主出力ローブのゲインを最大にする相対的な位相値および相対的な振幅値を決定することを含む請求項16に記載の方法。
- 相対的な位相値および相対的な振幅値を決定することは、さらに前記第1のビームパターンのローブ間ゼロ充填を与える相対的な位相値および相対的な振幅値を決定することを含む請求項16に記載の方法。
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US61/185,137 | 2009-06-08 | ||
PCT/US2010/037657 WO2010144376A1 (en) | 2009-06-08 | 2010-06-07 | Muti-element amplitude and phase compensated antenna array with adaptive pre-distortion for wireless network |
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Families Citing this family (61)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7355470B2 (en) | 2006-04-24 | 2008-04-08 | Parkervision, Inc. | Systems and methods of RF power transmission, modulation, and amplification, including embodiments for amplifier class transitioning |
US7327803B2 (en) | 2004-10-22 | 2008-02-05 | Parkervision, Inc. | Systems and methods for vector power amplification |
US7911272B2 (en) | 2007-06-19 | 2011-03-22 | Parkervision, Inc. | Systems and methods of RF power transmission, modulation, and amplification, including blended control embodiments |
US8013675B2 (en) | 2007-06-19 | 2011-09-06 | Parkervision, Inc. | Combiner-less multiple input single output (MISO) amplification with blended control |
US8031804B2 (en) | 2006-04-24 | 2011-10-04 | Parkervision, Inc. | Systems and methods of RF tower transmission, modulation, and amplification, including embodiments for compensating for waveform distortion |
WO2008144017A1 (en) | 2007-05-18 | 2008-11-27 | Parkervision, Inc. | Systems and methods of rf power transmission, modulation, and amplification |
WO2009005768A1 (en) | 2007-06-28 | 2009-01-08 | Parkervision, Inc. | Systems and methods of rf power transmission, modulation, and amplification |
WO2009145887A1 (en) | 2008-05-27 | 2009-12-03 | Parkervision, Inc. | Systems and methods of rf power transmission, modulation, and amplification |
US8659901B2 (en) * | 2010-02-04 | 2014-02-25 | P-Wave-Holdings, LLC | Active antenna array heatsink |
KR20140026458A (ko) | 2011-04-08 | 2014-03-05 | 파커비전, 인크. | Rf 전력 송신, 변조 및 증폭 시스템들 및 방법들 |
KR20140034895A (ko) | 2011-06-02 | 2014-03-20 | 파커비전, 인크. | 안테나 제어 |
KR101798046B1 (ko) * | 2011-07-28 | 2017-11-15 | 엘지전자 주식회사 | 이동 단말기 |
DE102012012090A1 (de) * | 2012-06-18 | 2013-12-19 | Kathrein-Werke Kg | Aktives Antennensystem |
US9252483B2 (en) | 2012-06-26 | 2016-02-02 | Kathrein-Werke Kg | Active antenna system |
US8750792B2 (en) | 2012-07-26 | 2014-06-10 | Remec Broadband Wireless, Llc | Transmitter for point-to-point radio system |
EP2706613B1 (fr) * | 2012-09-11 | 2017-11-22 | Alcatel Lucent | Antenne multibande à inclinaison électrique variable |
KR101975830B1 (ko) | 2013-04-02 | 2019-05-09 | 한국전자통신연구원 | 빔 형성 장치 및 그것의 빔 형성 방법 |
WO2015042142A1 (en) | 2013-09-17 | 2015-03-26 | Parkervision, Inc. | Method, apparatus and system for rendering an information bearing function of time |
KR101415540B1 (ko) | 2014-04-04 | 2014-07-04 | 주식회사 선우커뮤니케이션 | 대역별 가변틸트 안테나 장치 |
CN105099481B (zh) * | 2014-05-23 | 2019-03-12 | 中兴通讯股份有限公司 | 一种射频收发方法及系统 |
US10187130B2 (en) * | 2015-02-17 | 2019-01-22 | Futurewei Technologies, Inc. | Apparatus and method to configure antenna beam width |
CN104883199A (zh) * | 2015-05-12 | 2015-09-02 | 惠州Tcl移动通信有限公司 | 一种无线终端及其数据接收、发送方法 |
CN107710508B (zh) * | 2015-06-29 | 2020-04-28 | 华为技术有限公司 | 一种相控阵列系统和波束扫描方法 |
US10079702B2 (en) * | 2015-07-06 | 2018-09-18 | Mediatek Singapore Pte. Ltd. | Front-end module and coupling compensation for closed-loop digital pre-distortion system |
US10530399B2 (en) * | 2015-11-27 | 2020-01-07 | Telefonaktiebolaget Lm Ericsson (Publ) | Linearization of active antenna array |
US9972893B2 (en) | 2015-12-29 | 2018-05-15 | Commscope Technologies Llc | Duplexed phased array antennas |
WO2017152968A1 (en) * | 2016-03-09 | 2017-09-14 | Telefonaktiebolaget Lm Ericsson (Publ) | A method and network node for selecting codebook |
KR102511295B1 (ko) | 2016-03-28 | 2023-03-17 | 삼성전자주식회사 | 무선 통신 시스템에서 신호 송신 장치 및 방법 |
EP3236278B1 (en) * | 2016-04-20 | 2020-12-09 | Rohde & Schwarz GmbH & Co. KG | Directional antenna module |
CN107919888A (zh) * | 2016-10-09 | 2018-04-17 | 中国移动通信有限公司研究院 | 一种信号收发系统和方法 |
CN106788799B (zh) * | 2016-11-22 | 2020-05-12 | 电子科技大学 | 一种处理多种阵列天线信号误差的优化方法 |
US10298276B2 (en) * | 2016-12-08 | 2019-05-21 | Analog Devices Global | Spatial digital pre-distortion |
US9918321B1 (en) | 2017-03-28 | 2018-03-13 | Sprint Communications Company L.P. | Wireless communication system to optimize traffic management on a multi-band wireless base station |
WO2018219466A1 (en) * | 2017-06-01 | 2018-12-06 | Telefonaktiebolaget Lm Ericsson (Publ) | Digital predistortion for advanced antenna system |
US9954279B1 (en) * | 2017-06-14 | 2018-04-24 | Rohde & Schwarz Gmbh & Co. Kg | Test system and test method |
WO2019047091A1 (zh) * | 2017-09-07 | 2019-03-14 | 广东通宇通讯股份有限公司 | 基站天线及其天线阵列模块 |
US11038474B2 (en) | 2017-11-01 | 2021-06-15 | Analog Devices Global Unlimited Company | Phased array amplifier linearization |
WO2019127175A1 (zh) | 2017-12-28 | 2019-07-04 | 华为技术有限公司 | 一种用于校正多个传输通道间偏差的装置及方法 |
US10770791B2 (en) * | 2018-03-02 | 2020-09-08 | Pc-Tel, Inc. | Systems and methods for reducing signal radiation in an unwanted direction |
EP3769368A1 (en) * | 2018-03-22 | 2021-01-27 | CommScope Technologies LLC | Base station antennas that utilize amplitude-weighted and phase-weighted linear superposition to support high effective isotropic radiated power (eirp) with high boresight coverage |
US10972055B2 (en) | 2018-06-15 | 2021-04-06 | Skyworks Solutions, Inc. | Integrated doherty power amplifier |
CN113169767A (zh) | 2018-07-30 | 2021-07-23 | 盈诺飞公司 | 大规模mimo通信系统和方法 |
WO2020093005A1 (en) | 2018-11-01 | 2020-05-07 | Innophase, Inc. | Reconfigurable phase array |
EP3881430A1 (en) | 2018-11-13 | 2021-09-22 | Telefonaktiebolaget LM Ericsson (publ) | Active antenna array linearization |
US10637694B1 (en) * | 2018-12-21 | 2020-04-28 | At&T Intellectual Property I, L.P. | Reduction and/or mitigation of spatial emissions in multi-antenna wireless communication systems for advanced networks |
US20220173504A1 (en) * | 2019-03-14 | 2022-06-02 | Commscope Technologies Llc | Base station antennas having arrays with both mechanical uptilt and electronic downtilt |
US11564130B2 (en) * | 2020-02-19 | 2023-01-24 | Telefonaktiebolaget Lm Ericsson (Publ) | Radio access technology aware cellular network inter-frequency coverage orchestrator |
US11272377B1 (en) * | 2020-02-22 | 2022-03-08 | Meta Platforms, Inc. | Site survey for wireless base station placement |
US11095350B1 (en) * | 2020-06-16 | 2021-08-17 | Analog Devices, Inc. | Digital beamforming for cellular technology applications |
CA3190876A1 (en) | 2020-08-28 | 2022-03-03 | Amr Abdelmonem | Method and system for mitigating interference by rotating antenna structures |
CN113126097B (zh) * | 2021-05-07 | 2024-03-26 | 华云敏视达雷达(北京)有限公司 | 一种气象探测方法及数字相控阵天气雷达 |
US11476585B1 (en) | 2022-03-31 | 2022-10-18 | Isco International, Llc | Polarization shifting devices and systems for interference mitigation |
US11502404B1 (en) | 2022-03-31 | 2022-11-15 | Isco International, Llc | Method and system for detecting interference and controlling polarization shifting to mitigate the interference |
US11476574B1 (en) | 2022-03-31 | 2022-10-18 | Isco International, Llc | Method and system for driving polarization shifting to mitigate interference |
US11515652B1 (en) | 2022-05-26 | 2022-11-29 | Isco International, Llc | Dual shifter devices and systems for polarization rotation to mitigate interference |
US11509072B1 (en) | 2022-05-26 | 2022-11-22 | Isco International, Llc | Radio frequency (RF) polarization rotation devices and systems for interference mitigation |
US11509071B1 (en) | 2022-05-26 | 2022-11-22 | Isco International, Llc | Multi-band polarization rotation for interference mitigation |
US11949489B1 (en) | 2022-10-17 | 2024-04-02 | Isco International, Llc | Method and system for improving multiple-input-multiple-output (MIMO) beam isolation via alternating polarization |
US11990976B2 (en) | 2022-10-17 | 2024-05-21 | Isco International, Llc | Method and system for polarization adaptation to reduce propagation loss for a multiple-input-multiple-output (MIMO) antenna |
US11985692B2 (en) | 2022-10-17 | 2024-05-14 | Isco International, Llc | Method and system for antenna integrated radio (AIR) downlink and uplink beam polarization adaptation |
US11956058B1 (en) | 2022-10-17 | 2024-04-09 | Isco International, Llc | Method and system for mobile device signal to interference plus noise ratio (SINR) improvement via polarization adjusting/optimization |
Family Cites Families (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0563053U (ja) * | 1992-01-31 | 1993-08-20 | 太陽誘電株式会社 | 混成集積回路基板 |
US6157343A (en) * | 1996-09-09 | 2000-12-05 | Telefonaktiebolaget Lm Ericsson | Antenna array calibration |
US5675285A (en) * | 1995-12-21 | 1997-10-07 | Lucent Technologies Inc. | Multichannel predistortion linearizer for multiple amplifiers with multiple antennas |
US6583763B2 (en) * | 1999-04-26 | 2003-06-24 | Andrew Corporation | Antenna structure and installation |
KR100376298B1 (ko) * | 1999-09-13 | 2003-03-17 | 가부시끼가이샤 도시바 | 무선통신시스템 |
JP3939888B2 (ja) * | 2000-01-19 | 2007-07-04 | 独立行政法人科学技術振興機構 | 非線形歪み補償電力増幅器 |
JP2001292023A (ja) * | 2000-04-06 | 2001-10-19 | Apricot:Kk | 移動体通信用のアンテナユニットおよびアンテナ装置 |
US6539209B1 (en) * | 2000-05-30 | 2003-03-25 | Lucent Technologies Inc. | Code-division, multiple-access base station having transmit diversity |
US6859643B1 (en) * | 2000-08-04 | 2005-02-22 | Lucent Technologies Inc. | Power amplifier sharing in a wireless communication system with amplifier pre-distortion |
EP1215750A3 (en) * | 2000-12-08 | 2004-01-14 | KMW Inc. | Based transceiver station having multibeam controllable antenna system |
US6876697B2 (en) * | 2000-12-12 | 2005-04-05 | Sierra Wireless, Inc. | Apparatus and method for power ramp up of wireless modem transmitter |
US6778138B2 (en) * | 2001-11-14 | 2004-08-17 | The United States Of America As Represented By The Secretary Of The Navy | Apparatus for and method of forming multiple simultaneous electronically scanned beams using direct digital synthesis |
US7280848B2 (en) * | 2002-09-30 | 2007-10-09 | Andrew Corporation | Active array antenna and system for beamforming |
CN1176555C (zh) | 2002-12-25 | 2004-11-17 | 大唐移动通信设备有限公司 | 一种对智能天线阵系统进行实时校准的方法 |
WO2005067166A1 (fr) * | 2003-12-31 | 2005-07-21 | Zte Corporation | Appareil et procede d'ajustement pour liaison de transmission d'antenne reseau |
US6989795B2 (en) * | 2004-05-17 | 2006-01-24 | Sensis Corporation | Line-replaceable transmit/receive unit for multi-band active arrays |
ITRM20040345A1 (it) * | 2004-07-12 | 2004-10-12 | Sie Soc It Elettronica | Modulo ricetrasmittente duale a banda larga in particolare per antenne a schiera controllata in fase. |
US7288988B2 (en) | 2005-04-13 | 2007-10-30 | Powerwave Technologies, Inc. | Adaptive predistortion linearized amplifier system employing selective sampling |
US7345629B2 (en) * | 2006-02-21 | 2008-03-18 | Northrop Grumman Corporation | Wideband active phased array antenna system |
US20080102760A1 (en) * | 2006-10-02 | 2008-05-01 | Sierra Wireless, Inc. | Centralized wireless communication system |
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RU2011153357A (ru) | 2013-07-20 |
BRPI1009687A8 (pt) | 2017-10-10 |
MX2011013156A (es) | 2012-03-06 |
BRPI1009687A2 (pt) | 2016-11-08 |
RU2563455C2 (ru) | 2015-09-20 |
CN102460828B (zh) | 2015-06-03 |
KR20120057603A (ko) | 2012-06-05 |
CL2011003109A1 (es) | 2012-07-20 |
US20100311353A1 (en) | 2010-12-09 |
US8489041B2 (en) | 2013-07-16 |
CN102460828A (zh) | 2012-05-16 |
EP2441120A1 (en) | 2012-04-18 |
WO2010144376A1 (en) | 2010-12-16 |
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