CN1977447A - 具有高功效的集成多赫尔蒂型放大器装置 - Google Patents
具有高功效的集成多赫尔蒂型放大器装置 Download PDFInfo
- Publication number
- CN1977447A CN1977447A CNA2005800220922A CN200580022092A CN1977447A CN 1977447 A CN1977447 A CN 1977447A CN A2005800220922 A CNA2005800220922 A CN A2005800220922A CN 200580022092 A CN200580022092 A CN 200580022092A CN 1977447 A CN1977447 A CN 1977447A
- Authority
- CN
- China
- Prior art keywords
- amplifier
- signal
- lumped element
- output
- peak
- 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
- 230000010363 phase shift Effects 0.000 claims abstract description 16
- 238000002955 isolation Methods 0.000 claims abstract description 11
- 238000000034 method Methods 0.000 claims abstract description 7
- 239000003990 capacitor Substances 0.000 claims description 25
- 230000005540 biological transmission Effects 0.000 claims description 23
- 238000009434 installation Methods 0.000 claims description 17
- 238000007789 sealing Methods 0.000 claims description 11
- 230000003071 parasitic effect Effects 0.000 claims description 8
- 230000008878 coupling Effects 0.000 claims description 7
- 238000010168 coupling process Methods 0.000 claims description 7
- 238000005859 coupling reaction Methods 0.000 claims description 7
- 239000004065 semiconductor Substances 0.000 claims description 6
- 229910044991 metal oxide Inorganic materials 0.000 claims description 5
- 150000004706 metal oxides Chemical class 0.000 claims description 5
- 230000003321 amplification Effects 0.000 claims description 4
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 4
- 230000005669 field effect Effects 0.000 claims description 3
- 230000008021 deposition Effects 0.000 claims description 2
- 230000003247 decreasing effect Effects 0.000 abstract 1
- 238000005516 engineering process Methods 0.000 description 16
- 238000013461 design Methods 0.000 description 10
- 238000010586 diagram Methods 0.000 description 7
- 230000008901 benefit Effects 0.000 description 6
- 229920006395 saturated elastomer Polymers 0.000 description 5
- 238000004891 communication Methods 0.000 description 3
- 230000001965 increasing effect Effects 0.000 description 3
- 238000010587 phase diagram Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 230000002708 enhancing effect Effects 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000010267 cellular communication Effects 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 230000001808 coupling effect Effects 0.000 description 1
- 238000011982 device technology Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005538 encapsulation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001151 other effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 238000010396 two-hybrid screening Methods 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
- H03F1/02—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation
- H03F1/0205—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in transistor amplifiers
- H03F1/0288—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in transistor amplifiers using a main and one or several auxiliary peaking amplifiers whereby the load is connected to the main amplifier using an impedance inverter, e.g. Doherty amplifiers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2224/00—Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
- H01L2224/01—Means for bonding being attached to, or being formed on, the surface to be connected, e.g. chip-to-package, die-attach, "first-level" interconnects; Manufacturing methods related thereto
- H01L2224/42—Wire connectors; Manufacturing methods related thereto
- H01L2224/47—Structure, shape, material or disposition of the wire connectors after the connecting process
- H01L2224/48—Structure, shape, material or disposition of the wire connectors after the connecting process of an individual wire connector
- H01L2224/481—Disposition
- H01L2224/4813—Connecting within a semiconductor or solid-state body, i.e. fly wire, bridge wire
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/01—Chemical elements
- H01L2924/01055—Cesium [Cs]
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/10—Details of semiconductor or other solid state devices to be connected
- H01L2924/11—Device type
- H01L2924/13—Discrete devices, e.g. 3 terminal devices
- H01L2924/1304—Transistor
- H01L2924/1305—Bipolar Junction Transistor [BJT]
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/10—Details of semiconductor or other solid state devices to be connected
- H01L2924/11—Device type
- H01L2924/14—Integrated circuits
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/10—Details of semiconductor or other solid state devices to be connected
- H01L2924/11—Device type
- H01L2924/14—Integrated circuits
- H01L2924/141—Analog devices
- H01L2924/1423—Monolithic Microwave Integrated Circuit [MMIC]
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/19—Details of hybrid assemblies other than the semiconductor or other solid state devices to be connected
- H01L2924/1901—Structure
- H01L2924/1904—Component type
- H01L2924/19041—Component type being a capacitor
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/19—Details of hybrid assemblies other than the semiconductor or other solid state devices to be connected
- H01L2924/191—Disposition
- H01L2924/19101—Disposition of discrete passive components
- H01L2924/19102—Disposition of discrete passive components in a stacked assembly with the semiconductor or solid state device
- H01L2924/19104—Disposition of discrete passive components in a stacked assembly with the semiconductor or solid state device on the semiconductor or solid-state device, i.e. passive-on-chip
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/30—Technical effects
- H01L2924/301—Electrical effects
- H01L2924/30107—Inductance
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/30—Technical effects
- H01L2924/301—Electrical effects
- H01L2924/3011—Impedance
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F2200/00—Indexing scheme relating to amplifiers
- H03F2200/198—A hybrid coupler being used as coupling circuit between stages of an amplifier circuit
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F2200/00—Indexing scheme relating to amplifiers
- H03F2200/225—Indexing scheme relating to amplifiers the input circuit of an amplifying stage comprising an LC-network
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Amplifiers (AREA)
Abstract
Description
Claims (12)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP04103046.1 | 2004-06-29 | ||
EP04103046 | 2004-06-29 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1977447A true CN1977447A (zh) | 2007-06-06 |
CN100542011C CN100542011C (zh) | 2009-09-16 |
Family
ID=35004261
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB2005800220922A Expired - Fee Related CN100542011C (zh) | 2004-06-29 | 2005-06-28 | 具有高功效的集成多赫尔蒂型放大器装置 |
Country Status (6)
Country | Link |
---|---|
US (1) | US7884668B2 (zh) |
EP (1) | EP1763921B1 (zh) |
JP (1) | JP2008505521A (zh) |
CN (1) | CN100542011C (zh) |
AT (1) | ATE544231T1 (zh) |
WO (1) | WO2006003608A1 (zh) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101534093B (zh) * | 2009-04-14 | 2011-08-10 | 武汉正维电子技术有限公司 | 用于移动通信基站系统功率放大器的末级三路功率合成放大电路 |
CN102291092A (zh) * | 2011-06-14 | 2011-12-21 | 中国科学技术大学 | 一种逆f类功率放大器 |
WO2013097308A1 (zh) * | 2011-12-29 | 2013-07-04 | 武汉正维电子技术有限公司 | 一种多路非对称Doherty放大器 |
CN111416578A (zh) * | 2020-05-20 | 2020-07-14 | 优镓科技(北京)有限公司 | 基于低Q输出网络的宽带集成Doherty功率放大器 |
Families Citing this family (29)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2013943B1 (en) | 2006-04-26 | 2020-03-25 | Ampleon Netherlands B.V. | A high power integrated rf amplifier |
GB2437573B (en) * | 2006-04-28 | 2008-04-23 | Motorola Inc | Combiner circuit, amplifier circuit and RF transmitter including the combiner circuit and the amplifier circuit |
JP4753255B2 (ja) * | 2006-09-01 | 2011-08-24 | ソニー・エリクソン・モバイルコミュニケーションズ株式会社 | 電力増幅装置および携帯電話端末 |
JP4821618B2 (ja) * | 2007-01-15 | 2011-11-24 | パナソニック株式会社 | 高周波電力増幅器のための出力電力検波器 |
KR100814415B1 (ko) | 2007-02-14 | 2008-03-18 | 포항공과대학교 산학협력단 | 하모닉 제어 회로를 이용한 고효율 도허티 전력 증폭기 |
US8228123B2 (en) | 2007-08-29 | 2012-07-24 | Nxp B.V. | Integrated Doherty amplifier |
US8022760B2 (en) | 2007-12-21 | 2011-09-20 | Nxp B.V. | 3-way Doherty amplifier with minimum output network |
US20090219908A1 (en) * | 2008-02-29 | 2009-09-03 | Ahmadreza Rofougaran | Method and system for processing signals via diplexers embedded in an integrated circuit package |
US7936212B2 (en) * | 2008-05-09 | 2011-05-03 | Cree, Inc. | Progressive power generating amplifiers |
EP2159912A1 (en) * | 2008-08-29 | 2010-03-03 | Alcatel, Lucent | Multi-band Doherty amplifier |
CN101567665B (zh) * | 2008-12-26 | 2012-01-25 | 芯通科技(成都)有限公司 | 一种数字Doherty功率放大器 |
DE102009023289B4 (de) * | 2009-05-29 | 2013-02-28 | Helmut Schlösser | Kunststoffrohr |
US7939864B1 (en) * | 2010-06-01 | 2011-05-10 | Nxp B.V. | Inductive bond-wire circuit |
US8410853B2 (en) | 2010-06-01 | 2013-04-02 | Nxp B.V. | Inductive circuit arrangement |
EP2403135B1 (en) * | 2010-06-24 | 2013-12-11 | Alcatel Lucent | Power amplifier for mobile telecommunications |
EP2413498A1 (en) * | 2010-07-30 | 2012-02-01 | Nxp B.V. | Doherty amplifier |
US8400216B2 (en) * | 2010-11-05 | 2013-03-19 | Postech Academy-Industry Foundation | 3-way Doherty power amplifier using driving amplifier |
EP2482448A1 (en) * | 2011-01-31 | 2012-08-01 | Alcatel Lucent | Doherty amplifier and method of operating a Doherty amplifier |
US9306502B2 (en) | 2011-05-09 | 2016-04-05 | Qualcomm Incorporated | System providing switchable impedance transformer matching for power amplifiers |
US8339201B1 (en) * | 2011-06-17 | 2012-12-25 | Infineon Technologies Ag | Wideband doherty amplifier circuit having a constant impedance combiner |
US8970297B2 (en) | 2012-03-19 | 2015-03-03 | Qualcomm Incorporated | Reconfigurable input power distribution doherty amplifier with improved efficiency |
EP2665181B1 (en) | 2012-05-17 | 2014-12-17 | Nxp B.V. | Amplifier circuit |
US9685915B2 (en) | 2012-10-31 | 2017-06-20 | Nxp Usa, Inc. | Amplification stage and wideband power amplifier |
US9031518B2 (en) | 2012-12-17 | 2015-05-12 | Qualcomm Incorporated | Concurrent hybrid matching network |
EP2983291B1 (en) * | 2014-08-07 | 2017-12-06 | Ampleon Netherlands B.V. | Integrated 3-way doherty amplifier |
US9503028B2 (en) * | 2015-01-30 | 2016-11-22 | Mitsubishi Electric Research Laboratories, Inc. | Three-way sequential power amplifier system for wideband RF signal |
EP3255796B1 (en) | 2016-06-08 | 2020-01-08 | NXP USA, Inc. | Method and apparatus for generating a charge pump control signal |
EP3312990B1 (en) | 2016-10-24 | 2019-12-11 | NXP USA, Inc. | Amplifier devices with input line termination circuits |
US11277099B2 (en) | 2020-06-10 | 2022-03-15 | Nxp Usa, Inc. | Symmetric Doherty amplifier with in-package combining node |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5420541A (en) | 1993-06-04 | 1995-05-30 | Raytheon Company | Microwave doherty amplifier |
US6085074A (en) | 1997-02-28 | 2000-07-04 | Motorola, Inc. | Apparatus and method for amplifying an amplitude-varying signal |
SE510953C2 (sv) | 1997-11-21 | 1999-07-12 | Ericsson Telefon Ab L M | En förstärkare och ett förfarande i effektförstärkaren |
US6124742A (en) * | 1998-01-26 | 2000-09-26 | Motorola, Inc. | Wide bandwidth frequency multiplier |
US6262629B1 (en) * | 1999-07-06 | 2001-07-17 | Motorola, Inc. | High efficiency power amplifier having reduced output matching networks for use in portable devices |
SE516847C2 (sv) | 2000-07-07 | 2002-03-12 | Ericsson Telefon Ab L M | Sammansatt förstärkare samt sändare som innefattar en sådan förstärkare |
SE520760C2 (sv) | 2000-06-06 | 2003-08-19 | Ericsson Telefon Ab L M | Doherty-förstärkare av flerstegstyp |
SE0004479D0 (sv) | 2000-12-05 | 2000-12-05 | Ericsson Telefon Ab L M | Method and arrangement relating to electronic compensation |
US6731172B2 (en) | 2001-01-16 | 2004-05-04 | Skyworks Solutions, Inc. | Doherty power amplifier with integrated quarter wave transformer/combiner circuit |
US20020186079A1 (en) | 2001-06-08 | 2002-12-12 | Kobayashi Kevin W. | Asymmetrically biased high linearity balanced amplifier |
SE522479C2 (sv) * | 2002-01-16 | 2004-02-10 | Ericsson Telefon Ab L M | Sammansatt effektförstärkare |
US6737922B2 (en) * | 2002-01-28 | 2004-05-18 | Cree Microwave, Inc. | N-way RF power amplifier circuit with increased back-off capability and power added efficiency using unequal input power division |
US6791417B2 (en) * | 2002-01-28 | 2004-09-14 | Cree Microwave, Inc. | N-way RF power amplifier circuit with increased back-off capability and power added efficiency using selected phase lengths and output impedances |
KR100553252B1 (ko) | 2002-02-01 | 2006-02-20 | 아바고테크놀로지스코리아 주식회사 | 휴대용 단말기의 전력 증폭 장치 |
JP4792273B2 (ja) * | 2005-10-18 | 2011-10-12 | 株式会社日立国際電気 | 増幅器 |
US7486136B2 (en) * | 2006-09-26 | 2009-02-03 | Infineon Technologies Ag | Power amplifier |
-
2005
- 2005-06-28 WO PCT/IB2005/052131 patent/WO2006003608A1/en active Application Filing
- 2005-06-28 EP EP05751755A patent/EP1763921B1/en not_active Not-in-force
- 2005-06-28 CN CNB2005800220922A patent/CN100542011C/zh not_active Expired - Fee Related
- 2005-06-28 AT AT05751755T patent/ATE544231T1/de active
- 2005-06-28 US US11/631,206 patent/US7884668B2/en active Active
- 2005-06-28 JP JP2007518786A patent/JP2008505521A/ja not_active Withdrawn
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101534093B (zh) * | 2009-04-14 | 2011-08-10 | 武汉正维电子技术有限公司 | 用于移动通信基站系统功率放大器的末级三路功率合成放大电路 |
CN102291092A (zh) * | 2011-06-14 | 2011-12-21 | 中国科学技术大学 | 一种逆f类功率放大器 |
CN102291092B (zh) * | 2011-06-14 | 2014-04-30 | 中国科学技术大学 | 一种逆f类功率放大器 |
WO2013097308A1 (zh) * | 2011-12-29 | 2013-07-04 | 武汉正维电子技术有限公司 | 一种多路非对称Doherty放大器 |
CN111416578A (zh) * | 2020-05-20 | 2020-07-14 | 优镓科技(北京)有限公司 | 基于低Q输出网络的宽带集成Doherty功率放大器 |
CN111416578B (zh) * | 2020-05-20 | 2023-05-26 | 优镓科技(北京)有限公司 | 基于低Q输出网络的宽带集成Doherty功率放大器 |
Also Published As
Publication number | Publication date |
---|---|
WO2006003608A1 (en) | 2006-01-12 |
EP1763921A1 (en) | 2007-03-21 |
ATE544231T1 (de) | 2012-02-15 |
JP2008505521A (ja) | 2008-02-21 |
US7884668B2 (en) | 2011-02-08 |
EP1763921B1 (en) | 2012-02-01 |
US20090212858A1 (en) | 2009-08-27 |
CN100542011C (zh) | 2009-09-16 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN100542011C (zh) | 具有高功效的集成多赫尔蒂型放大器装置 | |
KR102677033B1 (ko) | 선형의 효율적인 광대역 전력 증폭기들에 관한 시스템들 및 방법들 | |
CN102480272B (zh) | 射频放大器 | |
US20100001802A1 (en) | Integrated doherty type amplifier arrangement with high power efficiency | |
EP2388912B1 (en) | Power control of reconfigurable outphasing Chireix amplifiers and methods | |
CN107210713B (zh) | 多尔蒂放大器 | |
US7193472B2 (en) | Power amplifier | |
US8203386B2 (en) | Reconfigurable outphasing Chireix amplifiers and methods | |
US20100026387A1 (en) | Integrated doherty type amplifier arrangement with high power efficiency | |
CN1391359A (zh) | 非对称偏压的高线性平衡放大器 | |
CN111416578B (zh) | 基于低Q输出网络的宽带集成Doherty功率放大器 | |
CN111586896B (zh) | 一种集成双频Doherty功率放大器、基站和移动终端 | |
CN112491365A (zh) | 一种基于单并联谐振块的宽带Doherty功率放大器 | |
CN112543002B (zh) | 宽带差分Doherty功率放大器及其设计方法和应用 | |
Zhu et al. | A 1V 32.1 dBm 92-to-102GHz power amplifier with a scalable 128-to-1 power combiner achieving 15% peak PAE in a 65nm bulk CMOS process | |
CN111865234B (zh) | 一种紧凑型宽带Doherty功率放大器 | |
CN114978045A (zh) | 一种双频Doherty功率放大器及射频分立器件 | |
WO2018205237A1 (zh) | 基于单频线的毫米波双频Doherty功率放大器 | |
Wu et al. | 32.4 A 67.8-to-108.2 GHz Power Amplifier with a Three-Coupled-Line-Based Complementary-Gain-Boosting Technique Achieving 442GHz GBW and 23.1% peak PAE | |
Oh et al. | 32.2 A 24.25-to-29.5 GHz Extremely Compact Doherty Power Amplifier with Differential-Breaking Phase Offset Achieving 23.7% PAE avg for 5G Base-Station Transceivers | |
CN219247807U (zh) | 一种改善功率放大器效率及双音互调的功放模块 | |
CN115483891A (zh) | 一种基于双模阻抗转换器的Doherty功率放大器 | |
CN116781017A (zh) | 一种应用于5G通信的紧凑型Doherty功率放大器 | |
CN116707452A (zh) | 一种三路对称结构宽带高回退Doherty功率放大器 | |
CN117955441A (zh) | 无开关g类放大器电路、无开关g类放大器及其设计方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C41 | Transfer of patent application or patent right or utility model | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20070720 Address after: Holland Ian Deho Finn Applicant after: NXP B.V. Address before: Holland Ian Deho Finn Applicant before: Koninklijke Philips Electronics N.V. |
|
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20151106 Address after: Holland Ian Deho Finn Patentee after: Samba Holdings Netherlands Ltd. Address before: Holland Ian Deho Finn Patentee before: NXP B.V. |
|
C56 | Change in the name or address of the patentee | ||
CP03 | Change of name, title or address |
Address after: Nijmegen Patentee after: Ampleon Netherlands B.V. Address before: Holland Ian Deho Finn Patentee before: Samba Holdings Netherlands Ltd. |
|
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090916 |
|
CF01 | Termination of patent right due to non-payment of annual fee |