JP2009505459A - スイッチャ調整パワーアンプモジュールの改良された制御 - Google Patents
スイッチャ調整パワーアンプモジュールの改良された制御 Download PDFInfo
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- 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
- H04B1/02—Transmitters
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- H03F1/0205—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in transistor amplifiers
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- H03F—AMPLIFIERS
- H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
- H03F1/34—Negative-feedback-circuit arrangements with or without positive feedback
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/20—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers
- H03F3/24—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers of transmitter output stages
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- H—ELECTRICITY
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- H03G—CONTROL OF AMPLIFICATION
- H03G3/00—Gain control in amplifiers or frequency changers
- H03G3/20—Automatic control
- H03G3/30—Automatic control in amplifiers having semiconductor devices
- H03G3/3036—Automatic control in amplifiers having semiconductor devices in high-frequency amplifiers or in frequency-changers
- H03G3/3042—Automatic control in amplifiers having semiconductor devices in high-frequency amplifiers or in frequency-changers in modulators, frequency-changers, transmitters or power amplifiers
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- H—ELECTRICITY
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- 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
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- H04B2001/0408—Circuits with power amplifiers
- H04B2001/0433—Circuits with power amplifiers with linearisation using feedback
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- 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
- H04B1/02—Transmitters
- H04B1/04—Circuits
- H04B2001/0408—Circuits with power amplifiers
- H04B2001/045—Circuits with power amplifiers with means for improving efficiency
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Abstract
Description
Claims (21)
- 無線通信デバイスのための送信器であって、
電力増幅ブロックと、
検出器と、
電力管理ブロックと
を備え、
該電力増幅ブロックは、
送信信号を増幅することによりプリアンプ送信信号を生成するように構成されたプリアンプと、
該プリアンプに接続されたパワーアンプであって、該プリアンプ送信信号を増幅することにより増幅送信信号を生成するように構成されたパワーアンプとを備え、
該検出器は、該プリアンプの出力に接続され、検出されたプリアンプ出力信号を提供するように構成されており、
該電力管理ブロックは、
該検出されたプリアンプ出力信号に基づいて、スイッチング電源制御信号を生成するように構成されたスイッチングレギュレータ制御ブロックと、
該スイッチングレギュレータ制御ブロックに接続されたスイッチモード電源であって、該スイッチング電源制御信号に基づいて電源電圧信号を生成し、該電源電圧信号を該パワーアンプに提供するように構成されたスイッチモード電源とを備えている、
送信器。 - 前記スイッチングレギュレータ制御ブロックは、前記検出されたプリアンプ出力信号に基づいて前記スイッチング電源制御信号を生成するために用いられる、スイッチング制御伝達関数を含む、請求項1に記載の送信器。
- 前記スイッチングレギュレータ制御ブロックは、トリム信号をも用いて前記スイッチング電源制御信号を生成するようにさらに構成され、該トリム信号は、前記送信器を組み立てるために用いられる構成要素の許容誤差を補償するように生成される、請求項1および請求項2のうちのいずれか1項に記載の送信器。
- 前記スイッチングレギュレータ制御ブロックは、前記スイッチモード電源に制御値を提供することによって、前記パワーアンプを一定の抑圧状態に保持するように構成されている、請求項1から請求項3のうちのいずれか1項に記載の送信器。
- 前記スイッチング制御伝達関数は、前記検出器の応答の特性評価、前記スイッチモード電源の制御曲線、および入力ドライブに対する前記パワーアンプの応答に基づいて得られる、請求項2に記載の送信器。
- 前記電力管理ブロックは、前記プリアンプにゲイン制御信号を提供することによって前記電力増幅ブロックの送信電力を制限するように構成された、電力制限制御ブロックをさらに含み、該電力制限制御ブロックは、前記検出器と接続され、検出されたプリアンプ出力信号、送信電力制限信号および第2のゲイン制御信号に基づいて該ゲイン制御信号を生成する、請求項1から請求項5のうちのいずれか1項に記載の送信器。
- 前記電力管理ブロックは、前記電源電圧信号に基づいてゲイン補正信号を提供するように構成された補償制御ブロックをさらに含み、該ゲイン補正信号を、自動ゲイン制御(AGC)信号から減算することによって、前記プリアンプのためのゲイン制御信号を生成する、請求項1から請求項5のうちのいずれか1項に記載の送信器。
- モバイル通信デバイスであって、
該モバイル通信デバイスの動作を制御するように構成されたメインプロセッサと、
該メインプロセッサに接続された通信サブシステムであって、データを送受信するように構成された、通信サブシステムと
を備え、
該通信サブシステムは、
送信信号を増幅することによってプリアンプ送信信号を生成するように構成されたプリアンプと、該プリアンプに接続されたパワーアンプであって、該プリアンプ送信信号を増幅することによって増幅された送信信号を生成するように構成されたパワーアンプとを含む、電力増幅ブロックと、
該プリアンプの出力に接続された検出器であって、検出されたプリアンプ出力信号を提供するように構成された検出器と、
該検出されたプリアンプ出力信号に基づいて、スイッチング電源制御信号を生成するように構成されたスイッチングレギュレータ制御ブロックと、該スイッチングレギュレータ制御ブロックに接続されたスイッチモード電源であって、該スイッチング電源制御信号に基づいて電源電圧信号を生成し、該電源電圧信号を該パワーアンプに提供するように構成されたスイッチモード電源とを備えた、電力管理ブロックとを備えている、
モバイル通信デバイス。 - 前記スイッチングレギュレータ制御ブロックは、前記検出されたプリアンプ出力信号に基づいて前記スイッチング電源制御信号を生成するように構成された、スイッチング制御伝達関数を含む、請求項8に記載のモバイル通信デバイス。
- 前記スイッチングレギュレータ制御ブロックは、トリム信号をも用いて前記スイッチング電源制御信号を生成するようにさらに構成され、該トリム信号は、前記通信サブシステムを組み立てるために用いられる構成要素の許容誤差を補償するように生成される、請求項8および請求項9のうちのいずれか1項に記載のモバイル通信デバイス。
- 前記スイッチングレギュレータ制御ブロックは、前記スイッチモード電源に制御値を提供することによって、前記パワーアンプを一定の制圧状態に保持するように構成されている、請求項7から請求項10のうちのいずれか1項に記載のモバイル通信デバイス。
- 前記スイッチング制御伝達関数は、前記検出器の応答の特性評価、前記スイッチモード電源の制御曲線、および入力ドライブに対する前記パワーアンプの応答に基づいて得られる、請求項9に記載のモバイル通信デバイス。
- 前記電力管理ブロックは、前記プリアンプにゲイン制御信号を提供することによって前記電力増幅ブロックの送信電力を制限するように構成された、電力制限制御ブロックをさらに含み、該電力制限制御ブロックは、前記検出器と接続され、検出されたプリアンプ出力信号、送信電力制限信号および第2のゲイン制御信号に基づいて該ゲイン制御信号を生成する、請求項8から請求項12のうちのいずれか1項に記載のモバイル通信デバイス。
- 前記電力管理ブロックは、前記電源電圧信号に基づいてゲイン補正信号を提供するように構成された補償制御ブロックをさらに含み、該ゲイン補正信号を、自動ゲイン制御(AGC)信号から減算することによって、前記プリアンプのためのゲイン制御信号を生成する、請求項8から請求項12のうちのいずれか1項に記載のモバイル通信デバイス。
- 送信器の電力増幅ブロックにスイッチング電源制御信号を提供する方法であって、該電力増幅ブロックは、プリアンプとパワーアンプとを含み、該方法は、
該プリアンプの出力を検出することによって検出されたプリアンプ出力信号を提供することと、
該検出されたプリアンプ出力信号に基づいて、スイッチング電源制御信号を生成することと、
スイッチモード電源に該スイッチング電源制御信号を提供することによって、電源電圧信号を生成することと
を包含する、方法。 - 前記方法は、前記検出されたプリアンプ出力信号に基づいて、スイッチング制御伝達関数を用い前記スイッチング電源制御信号を生成することを含む、請求項15に記載の方法。
- 前記方法は、トリム信号をも用いて前記スイッチング電源制御信号を生成することを含み、該トリム信号は、前記送信器を組み立てるために用いられる構成要素の許容誤差を補償するように生成される、請求項15および請求項16のうちのいずれか1項に記載の方法。
- 前記方法は、前記スイッチング電源制御信号を生成することによって、使用中に、前記パワーアンプを一定の抑圧状態に保持するように前記電源電圧信号を提供することを含む、請求項15から請求項17のうちのいずれか1項に記載の方法。
- 前記方法は、前記検出器の応答の特性評価、前記スイッチモード電源の制御曲線、および入力ドライブに対する前記パワーアンプの応答に基づいて、前記スイッチング制御伝達関数を得ることをさらに含む、請求項16に記載の方法。
- 前記プリアンプにゲイン制御信号を提供することによって、前記電力増幅ブロックの前記送信電力を制限することをさらに含み、該ゲイン制御信号は、前記検出されたプリアンプ出力信号、送信電力制限信号および第2のゲイン制御信号に基づいて生成される、請求項15から請求項19のうちのいずれか1項に記載の方法。
- 前記方法は、前記電源電圧信号に基づいてゲイン補正信号を提供することと、自動ゲイン制御(AGC)信号から該ゲイン補正信号を減算することによって前記プリアンプに対するゲイン制御信号を生成することをさらに含む、請求項15から請求項19のうちのいずれか1項に記載の方法。
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PCT/CA2007/001057 WO2007143844A1 (en) | 2006-06-14 | 2007-06-14 | Improved control of switcher regulated power amplifier modules |
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AU2007260548B2 (en) | 2010-06-03 |
EP2027651A1 (en) | 2009-02-25 |
KR101010042B1 (ko) | 2011-01-21 |
JP5185115B2 (ja) | 2013-04-17 |
US20070291718A1 (en) | 2007-12-20 |
BRPI0702890B1 (pt) | 2018-12-04 |
KR20080025417A (ko) | 2008-03-20 |
CA2623941C (en) | 2012-12-04 |
AU2007260548A1 (en) | 2007-12-21 |
EP2027651B1 (en) | 2012-12-05 |
CN101341653B (zh) | 2010-11-10 |
US8160517B2 (en) | 2012-04-17 |
US20100227578A1 (en) | 2010-09-09 |
BRPI0702890A2 (pt) | 2011-03-15 |
US20120122411A1 (en) | 2012-05-17 |
EP2027651A4 (en) | 2009-09-02 |
US7907920B2 (en) | 2011-03-15 |
US8295792B2 (en) | 2012-10-23 |
JP2011229179A (ja) | 2011-11-10 |
WO2007143844A1 (en) | 2007-12-21 |
CA2623941A1 (en) | 2007-12-21 |
US8606199B2 (en) | 2013-12-10 |
HK1128367A1 (en) | 2009-10-23 |
CN101341653A (zh) | 2009-01-07 |
US20130012147A1 (en) | 2013-01-10 |
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