JP5751498B2 - スイッチングシステム及びスイッチング方法 - Google Patents
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Description
バルク基板領域及び埋設酸化物領域を備えるシリコンオンインシュレータ(SOI)上に実装された、少なくとも1つ又は複数のRF信号をスイッチングするための複数のトランジスタスイッチング素子を備えるRFスイッチを具備するRFシステム及び方法であって、
基板及び/又はRFシステムに存在する他の高周波信号若しくは制御信号からRF信号を絶縁するように構成された少なくとも1つのフィルタによって特徴づけられるRFシステム及び方法が提供される。
シリコンオンインシュレータ(SOI)の層上に実装された複数のトランジスタスイッチング素子を備えるRFスイッチと、
デジタル制御ブロックと、
マイナス電圧発生器とを具備する無線周波数(RF)システムであって、
SOIの層が、望ましくない基板電荷蓄積を防ぐためのトレンチ注入物層を備えるRFシステムが提供される。
バルク基板領域及び埋設酸化物領域を備えるシリコンオンインシュレータ(SOI)上に実装された複数のトランジスタスイッチング素子を配置するステップと、
基板及び/又はRFシステムに存在する他の高周波信号若しくは制御信号からRF信号を絶縁するように構成された少なくとも1つのフィルタを配置するステップとを含む、RFシステムを製造する方法が提供される。
バルク基板領域及び埋設酸化物領域を備えるシリコンオンインシュレータ(SOI)の層上に実装された複数のトランジスタスイッチング素子を備えるスイッチを具備するシステムであって、
トレンチ注入物層に、バルク基板領域と埋設酸化物領域の間の境界面の自由キャリアを捕捉するための手段が備わっているシステムが提供される。
シリコンオンインシュレータ(SOI)の層上に実装された複数のトランジスタスイッチング素子を備えるスイッチと、
デジタル制御ブロックと、
マイナス電圧発生器とを具備するシステムであって、
少なくとも1つのトランジスタが、システムの線形性能を改善するために、接続されたドレイン−ソース抵抗Rdsを備えるシステムが提供される。
バルク基板領域及び埋設酸化物領域を備えるシリコンオンインシュレータ(SOI)上に実装された、少なくとも1つ又は複数のRF信号をスイッチングするための複数のトランジスタスイッチング素子を備えるRFスイッチと、
デジタル制御ブロックと、
マイナス電圧発生器であって、
バルク基板領域と埋設酸化物領域の間の境界面の自由キャリアを捕捉するための手段を用いて適合されたトレンチ注入物層と、
基板、デジタル制御ブロック及び/又はマイナス電圧発生器からRF信号を絶縁するように構成された少なくとも1つのフィルタとによって特徴づけられたマイナス電圧発生器とを具備する無線周波数(RF)システムが提供される。
Claims (15)
- 無線周波数RFスイッチ(10)、デジタル制御ブロック(11)及びマイナス電圧発生器(12)を具備するRFシステムであって、前記RFスイッチ(10)が、シリコンオンインシュレータSOI上に実装された複数のトランジスタスイッチング素子を備え、各トランジスタスイッチング素子が、そのゲート領域に結合された抵抗器を有し、
前記デジタル制御ブロック(11)が、前記トランジスタスイッチング素子のオンオフ状態を制御するように構成され、前記デジタル制御ブロック(11)が、デコーダ回路(50)と、前記マイナス電圧発生器(12)で生成されたマイナス電圧を受けるように構成されたレベルシフタ(51)と、前記レベルシフタ(51)の出力と前記トランジスタスイッチング素子の前記ゲート領域に結合された前記抵抗器との間に位置するフィルタ(52)とを備え、前記RFスイッチ(10)からの望ましくない高出力RF信号が、前記レベルシフタ(51)、前記デコーダ回路(50)及び前記マイナス電圧発生器(12)に到達するのを阻止するように前記フィルタ(52)が構成され、少なくとも1つのトランジスタ(62)が、当該RFシステムの線形性能を改善するために、接続されたドレイン−ソース抵抗Rdsを備えることを特徴とする、RFシステム。 - 前記マイナス電圧発生器(12)が、発振器回路(40)、クロックジェネレータ回路(41)及び電荷ポンプ(42)を備える、請求項1に記載のRFシステム。
- 前記デジタル制御ブロック(11)が、当該RFシステムの前記トランジスタスイッチング素子のオンオフ状態を制御する手段を備える、請求項1又は2に記載のRFシステム。
- 前記SOIが、バルク基板領域(1)及び埋設酸化物領域(2)を備える、請求項1〜3のいずれか一項に記載のRFシステム。
- 前記フィルタ(52,60)が、前記複数のトランジスタスイッチング素子に結合され、結合キャパシタ(64)が、前記トランジスタスイッチング素子の線形性を改善するために前記少なくとも1つのトランジスタ(62)に結合される、請求項4に記載のRFシステム。
- 前記バルク基板領域(1)と前記埋設酸化物領域(2)との間のトレンチ注入物層(31)であって、前記バルク基板領域(1)と前記埋設酸化物領域(2)との間の境界面の自由キャリアを捕捉するための手段を用いて適合された前記トレンチ注入物層(31)を備える、請求項4又は5に記載のRFシステム。
- 前記トレンチ注入物層(31)が、前記トランジスタスイッチング素子の少なくとも1つを実質的に取り囲む、請求項6に記載のRFシステム。
- 前記フィルタ(52,60)が、前記トランジスタスイッチング素子のうち少なくとも1つのゲートバイアスラインに結合されるか、又は、前記フィルタ(52,60)が、前記トランジスタスイッチング素子のうち少なくとも1つのゲートバイアスライン及び本体バイアスラインに結合される、請求項4〜7のいずれか一項に記載のRFシステム。
- バイアス抵抗器(61)に接続され、且つ結合キャパシタ(64)を介して前記少なくとも1つのトランジスタ(62)のソース又はドレインに接続されている前記フィルタ(52,60)に、ゲートのバイアス信号及び本体のバイアス信号が接続される、請求項4〜8のいずれか一項に記載のRFシステム。
- 複数の前記トランジスタ(62)が、スタッキング構成で配置され、前記スタッキング構成において、第1の結合キャパシタ(64)が最初のトランジスタに結合されており、第2の結合キャパシタ(64)が最後のトランジスタに結合されている、請求項4〜9のいずれか一項に記載のRFシステム。
- 第1のトランジスタ(62)のドレインを、直列に配置された次のトランジスタ(62)のソースに接続する金属相互接続を備えるか、又は、当該RFシステムにおける金属相互接続トラック若しくは金属接触層の下にトレンチ注入物層(31)が配置される、請求項4〜10のいずれか一項に記載のRFシステム。
- 請求項1〜11のいずれか一項に記載のRFシステムを製造する方法であって、
シリコンオンインシュレータSOI上に実装された複数のトランジスタスイッチング素子を配置するステップであって、各トランジスタスイッチング素子が、そのゲート領域に結合された抵抗器を有する、前記ステップと、
前記RFスイッチからの望ましくない高出力RF信号が、前記レベルシフタに到達するのを阻止するように、前記レベルシフタの出力と前記トランジスタスイッチング素子の前記ゲート領域に結合された前記抵抗器との間にフィルタを配置するステップと
を含む、方法。 - 前記SOIが、バルク基板領域及び埋設酸化物領域を備える、請求項12に記載の方法。
- 前記複数のトランジスタスイッチング素子を配置するステップの後、前記バルク基板領域と前記埋設酸化物領域との間の境界面の自由キャリアを捕捉するために、前記バルク基板領域と前記埋設酸化物領域の間にトレンチ注入物層を注入するステップを含む、請求項13に記載の方法。
- 前記トレンチ注入物層が、前記トランジスタスイッチング素子の少なくとも1つを実質的に取り囲む、請求項14に記載の方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP09173273 | 2009-10-16 | ||
EP09173273.5 | 2009-10-16 | ||
PCT/EP2010/065653 WO2011045442A2 (en) | 2009-10-16 | 2010-10-18 | Switching system and method |
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Publication Number | Publication Date |
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JP2013507873A JP2013507873A (ja) | 2013-03-04 |
JP2013507873A5 JP2013507873A5 (ja) | 2015-05-21 |
JP5751498B2 true JP5751498B2 (ja) | 2015-07-22 |
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JP2012533655A Expired - Fee Related JP5751498B2 (ja) | 2009-10-16 | 2010-10-18 | スイッチングシステム及びスイッチング方法 |
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EP (1) | EP2489074A2 (ja) |
JP (1) | JP5751498B2 (ja) |
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2010
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- 2010-10-18 EP EP10781850A patent/EP2489074A2/en not_active Ceased
- 2010-10-18 US US13/501,902 patent/US9524985B2/en not_active Expired - Fee Related
- 2010-10-18 JP JP2012533655A patent/JP5751498B2/ja not_active Expired - Fee Related
- 2010-10-18 IE IE20100668A patent/IES20100668A2/en unknown
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US9524985B2 (en) | 2016-12-20 |
US10135438B2 (en) | 2018-11-20 |
WO2011045442A2 (en) | 2011-04-21 |
US20130009725A1 (en) | 2013-01-10 |
EP2489074A2 (en) | 2012-08-22 |
JP2013507873A (ja) | 2013-03-04 |
WO2011045442A3 (en) | 2011-06-16 |
IES20100668A2 (en) | 2011-04-27 |
US20170201250A1 (en) | 2017-07-13 |
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