JP2006311623A5 - - Google Patents
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- Publication number
- JP2006311623A5 JP2006311623A5 JP2006218988A JP2006218988A JP2006311623A5 JP 2006311623 A5 JP2006311623 A5 JP 2006311623A5 JP 2006218988 A JP2006218988 A JP 2006218988A JP 2006218988 A JP2006218988 A JP 2006218988A JP 2006311623 A5 JP2006311623 A5 JP 2006311623A5
- Authority
- JP
- Japan
- Prior art keywords
- transistor
- base
- transistors
- current
- variable amplifier
- 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.)
- Granted
Links
- 230000005669 field effect Effects 0.000 claims description 17
- 230000003321 amplification Effects 0.000 claims description 16
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 16
- 230000001276 controlling effect Effects 0.000 claims description 13
- 239000003990 capacitor Substances 0.000 description 21
- 238000010586 diagram Methods 0.000 description 10
- 238000002955 isolation Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 5
- 230000035945 sensitivity Effects 0.000 description 5
- 101710006860 PIG28 Proteins 0.000 description 4
- 230000000875 corresponding Effects 0.000 description 4
- 101700002253 nhr-47 Proteins 0.000 description 4
- 230000001629 suppression Effects 0.000 description 3
- 230000003247 decreasing Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000006011 modification reaction Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 101700051654 CDK1 Proteins 0.000 description 1
- 101710008815 Prl3b1 Proteins 0.000 description 1
- 229910000577 Silicon-germanium Inorganic materials 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000000903 blocking Effects 0.000 description 1
- 230000001413 cellular Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Images
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006218988A JP4312779B2 (ja) | 2006-08-10 | 2006-08-10 | 可変増幅器およびそれを用いた携帯無線端末 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006218988A JP4312779B2 (ja) | 2006-08-10 | 2006-08-10 | 可変増幅器およびそれを用いた携帯無線端末 |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2003372674A Division JP4252423B2 (ja) | 2003-10-31 | 2003-10-31 | 可変増幅器およびそれを用いた携帯無線端末 |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2006311623A JP2006311623A (ja) | 2006-11-09 |
JP2006311623A5 true JP2006311623A5 (de) | 2008-04-24 |
JP4312779B2 JP4312779B2 (ja) | 2009-08-12 |
Family
ID=37477830
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2006218988A Expired - Fee Related JP4312779B2 (ja) | 2006-08-10 | 2006-08-10 | 可変増幅器およびそれを用いた携帯無線端末 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP4312779B2 (de) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2009110370A1 (ja) * | 2008-03-04 | 2009-09-11 | 日本電気株式会社 | 利得可変増幅器 |
US8571510B2 (en) * | 2008-08-18 | 2013-10-29 | Qualcomm Incorporated | High linearity low noise receiver with load switching |
JP2015037286A (ja) * | 2013-08-15 | 2015-02-23 | 旭化成エレクトロニクス株式会社 | 可変利得増幅器 |
JP2015037287A (ja) * | 2013-08-15 | 2015-02-23 | 旭化成エレクトロニクス株式会社 | バイアス電流制御回路 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3020511B2 (ja) * | 1989-05-24 | 2000-03-15 | 株式会社日立製作所 | 無線受信器 |
JP3574546B2 (ja) * | 1997-05-16 | 2004-10-06 | 日本電信電話株式会社 | 高周波可変利得増幅器 |
JP3570298B2 (ja) * | 1999-01-19 | 2004-09-29 | 松下電器産業株式会社 | 可変利得増幅器 |
JP3952114B2 (ja) * | 1999-07-27 | 2007-08-01 | ソニー株式会社 | 可変利得アンプ |
JP4094239B2 (ja) * | 2001-02-19 | 2008-06-04 | 富士通株式会社 | 増幅器 |
JP3965284B2 (ja) * | 2001-09-11 | 2007-08-29 | 株式会社ルネサステクノロジ | 高周波増幅装置及び送受信装置 |
JPWO2003079542A1 (ja) * | 2002-03-15 | 2005-07-21 | 三菱電機株式会社 | マイクロ波回路 |
-
2006
- 2006-08-10 JP JP2006218988A patent/JP4312779B2/ja not_active Expired - Fee Related
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