JP2019024202A - ロバストなam−pmひずみ自己抑制技術を備えた超小型のマルチバンド送信器 - Google Patents
ロバストなam−pmひずみ自己抑制技術を備えた超小型のマルチバンド送信器 Download PDFInfo
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Abstract
Description
本願は、2016年3月11日付けで出願された米国特許出願第15/068179号に基づく優先権を主張するものである。なお、基礎となる米国出願の内容は、その全文を参照により援用される。
102 デジタル・ベースバンド・プロセッサ
104 フロントエンド
106 アンテナ
108 アンテナ・ポート
110 電力増幅器(PA)
202 ドライバ段
204 出力電力回路網
204 セル・コンポーネント
206 出力受動回路網又はインピーダンス整合回路網
208,210 コンパレータ又は増幅器
220 抑制コンポーネント
310 検出コンポーネント
312,314 スイッチ又はインバータ
500 単一変圧器
800 ユーザ設備又はモバイル通信装置
802 デジタル・ベースバンド・プロセッサ
803 データ・ストア又はメモリ
804 通信プラットフォーム又はフロント・エンド
806 アンテナ
807 アンテナ・ポート
808 受信器又は送信器
812 デマルチプレクサ(DEMUX)コンポーネント
814 復調(DEMOD)コンポーネント
814 復調コンポーネント
Claims (14)
- 無線周波数信号を増幅するための、モバイル装置の装置であって、
出力受動回路網へ結合され、一対の増幅トランジスタ及び一対のカスコード・トランジスタを有し、前記一対の増幅トランジスタが前記一対のカスコード・トランジスタよりも小さいゲートを有する複数のnビット2進重み付け差動増幅器セルと、
変圧器と、お互いに並列に結合された複数の容量ユニットとを有する前記出力受動回路網と、
増幅設定又は電圧閾値に基づき前記一対のカスコード・トランジスタのうちの少なくとも1つをオン又はオフするよう構成されるプロセッシング回路と
を有する装置。 - 前記一対のカスコード・トランジスタは、前記一対の増幅トランジスタのドレイン端子へ夫々接続される、
請求項1に記載の装置。 - 前記出力受動回路網は、少なくとも2つのインダクタを有する、
請求項1に記載の装置。 - 前記一対の増幅トランジスタは、薄膜トランジスタを有し、
前記一対のカスコード・トランジスタは、前記薄膜トランジスタよりも大きいゲート幅を具える厚膜トランジスタを有する、
請求項1に記載の装置。 - 前記出力受動回路網の前記変圧器は、前記複数のnビット2進重み付け差動増幅器セルへ直接接続された単一の変圧器を有する、
請求項1に記載の装置。 - 前記一対の増幅トランジスタへ結合され、該一対の増幅トランジスタの電力レベルを選択的に有効にするよう構成されるスイッチ又はインバータの組
を更に有する、請求項1に記載の装置。 - 前記出力受動回路網は、前記複数のnビット2進重み付け差動増幅器セルへ直接並列に接続された単一の変圧器に基づき、前記モバイル装置の2つの異なる動作周波数帯域のための応答を可能にするように、マルチ共振整合回路網としてデュアルバンド動作を有効にするよう構成される、
請求項1に記載の装置。 - 無線周波数信号を増幅するための、モバイル装置のシステムであって、
出力受動回路網へ結合され、一対の増幅トランジスタ及び一対のカスコード・トランジスタを夫々有し、前記一対のカスコード・トランジスタが前記一対の増幅トランジスタよりも広いゲートを有する複数の差動増幅器セルと、
変圧器及び複数の容量ユニットを有し、前記変圧器が前記複数の差動増幅器セルへ接続される前記出力受動回路網と、
電圧閾値に基づき前記一対のカスコード・トランジスタのうちの少なくとも1つを作動させるよう構成されるプロセッシング回路と
を有するシステム。 - 前記一対の増幅トランジスタは、前記一対のカスコード・トランジスタのソース端子へ夫々接続される、
請求項8に記載のシステム。 - 前記出力受動回路網は、前記変圧器を形成する2つのインダクタを有する、
請求項8に記載のシステム。 - 前記変圧器は、前記複数の差動増幅器セルへ並列に結合される、
請求項8に記載のシステム。 - 前記複数の差動増幅器セルへ接続され、前記一対の増幅トランジスタ又は前記一対のカスコード・トランジスタのうちの少なくとも1つへの電圧入力を有効にするよう構成されるスイッチの組
を更に有する、請求項8に記載のシステム。 - モバイル装置のための方法であって、
出力受動回路網へ結合された複数の差動増幅器セルにより、一対の増幅トランジスタよりも広いゲートを有している一対のカスコード・トランジスタへ結合された前記一対の増幅トランジスタを通じて電力信号を供給することと、
前記複数の差動増幅器セルへ結合されたプロセッシング回路により、増幅設定又は電圧閾値に基づき前記一対のカスコード・トランジスタのうちの少なくとも1つをオン又はオフすることと
を有する方法。 - モバイル装置のためのシステムであって、
出力受動回路網へ結合された複数の差動増幅器セルにより、一対の増幅トランジスタよりも広いゲートを有している一対のカスコード・トランジスタへ結合された前記一対の増幅トランジスタを通じて電力信号を供給する手段と、
前記複数の差動増幅器セルへ結合されたプロセッシング回路により、増幅設定又は電圧閾値に基づき前記一対のカスコード・トランジスタのうちの少なくとも1つをオン又はオフする手段と
を有するシステム。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US15/068,179 | 2016-03-11 | ||
US15/068,179 US9887673B2 (en) | 2016-03-11 | 2016-03-11 | Ultra compact multi-band transmitter with robust AM-PM distortion self-suppression techniques |
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JP2019510392A (ja) | 2019-04-11 |
US11923809B2 (en) | 2024-03-05 |
CN115347874A (zh) | 2022-11-15 |
US20220399857A1 (en) | 2022-12-15 |
CN109728785B (zh) | 2023-07-25 |
WO2017155617A1 (en) | 2017-09-14 |
US10778154B2 (en) | 2020-09-15 |
US10381986B2 (en) | 2019-08-13 |
US20170264250A1 (en) | 2017-09-14 |
KR20180115273A (ko) | 2018-10-22 |
KR20220113841A (ko) | 2022-08-16 |
CN108781059A (zh) | 2018-11-09 |
US11424722B2 (en) | 2022-08-23 |
JP2020129837A (ja) | 2020-08-27 |
JP2022058882A (ja) | 2022-04-12 |
US9887673B2 (en) | 2018-02-06 |
US20200021251A1 (en) | 2020-01-16 |
US20210126589A1 (en) | 2021-04-29 |
DE112017002275B3 (de) | 2020-12-17 |
US20180278216A1 (en) | 2018-09-27 |
CN109728785A (zh) | 2019-05-07 |
KR20180101512A (ko) | 2018-09-12 |
EP3427380A1 (en) | 2019-01-16 |
JP6682584B2 (ja) | 2020-04-15 |
CN108781059B (zh) | 2022-09-27 |
JP7030891B2 (ja) | 2022-03-07 |
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