CN102349237A - 可编程发送连续时间滤波器 - Google Patents
可编程发送连续时间滤波器 Download PDFInfo
- Publication number
- CN102349237A CN102349237A CN2009801579748A CN200980157974A CN102349237A CN 102349237 A CN102349237 A CN 102349237A CN 2009801579748 A CN2009801579748 A CN 2009801579748A CN 200980157974 A CN200980157974 A CN 200980157974A CN 102349237 A CN102349237 A CN 102349237A
- Authority
- CN
- China
- Prior art keywords
- ctf
- current
- level
- programmable
- signal
- 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
Images
Classifications
-
- 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
-
- 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
- H04B1/0475—Circuits with means for limiting noise, interference or distortion
-
- 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
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H11/00—Networks using active elements
- H03H11/02—Multiple-port networks
- H03H11/04—Frequency selective two-port networks
- H03H11/12—Frequency selective two-port networks using amplifiers with feedback
- H03H11/1291—Current or voltage controlled filters
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K5/00—Manipulating of pulses not covered by one of the other main groups of this subclass
- H03K5/125—Discriminating pulses
- H03K5/1252—Suppression or limitation of noise or interference
-
- 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
- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
- H04B1/3827—Portable transceivers
- H04B1/3833—Hand-held transceivers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/02—Power saving arrangements
- H04W52/0209—Power saving arrangements in terminal devices
- H04W52/0261—Power saving arrangements in terminal devices managing power supply demand, e.g. depending on battery level
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H11/00—Networks using active elements
- H03H11/02—Multiple-port networks
- H03H11/04—Frequency selective two-port networks
- H03H2011/0494—Complex filters
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
Abstract
Description
Claims (20)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US14563809P | 2009-01-19 | 2009-01-19 | |
US61/145,638 | 2009-01-19 | ||
PCT/US2009/054417 WO2010082957A1 (en) | 2009-01-19 | 2009-08-20 | Programmable transmit continuous-time filter |
Publications (2)
Publication Number | Publication Date |
---|---|
CN102349237A true CN102349237A (zh) | 2012-02-08 |
CN102349237B CN102349237B (zh) | 2014-07-23 |
Family
ID=42340034
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN200980157974.8A Active CN102349237B (zh) | 2009-01-19 | 2009-08-20 | 可编程发送连续时间滤波器 |
Country Status (7)
Country | Link |
---|---|
US (4) | US8682263B2 (zh) |
EP (1) | EP2387828B1 (zh) |
JP (1) | JP5575805B2 (zh) |
KR (2) | KR101624479B1 (zh) |
CN (1) | CN102349237B (zh) |
HK (1) | HK1166425A1 (zh) |
WO (1) | WO2010082957A1 (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108259048A (zh) * | 2017-12-27 | 2018-07-06 | 无锡中感微电子股份有限公司 | 一种无源混频器驱动功放装置及非线性补偿方法 |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5575805B2 (ja) * | 2009-01-19 | 2014-08-20 | スカイワークス ソリューションズ,インコーポレイテッド | プログラム可能送信連続時間フィルタ |
US8781411B2 (en) * | 2012-01-18 | 2014-07-15 | Qualcomm Incorporated | Baseband filter and upconverter with configurable efficiency for wireless transmitters |
GB2491223B (en) * | 2012-03-09 | 2013-08-07 | Renesas Mobile Corp | Filter |
JP5962493B2 (ja) * | 2012-12-20 | 2016-08-03 | 富士通株式会社 | プログラム、情報処理装置およびオブジェクト送信方法 |
US9054762B2 (en) * | 2013-04-26 | 2015-06-09 | Broadcom Corporation | Transmitter diversity with a passive mixer network |
JP2016167781A (ja) * | 2015-03-10 | 2016-09-15 | 富士通株式会社 | 無線通信装置及び無線通信装置の制御方法 |
CN108933607B (zh) | 2017-05-24 | 2020-08-25 | 华为技术有限公司 | 射频发射机 |
TWI728624B (zh) * | 2019-12-26 | 2021-05-21 | 創意電子股份有限公司 | 電壓模式信號發射裝置 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20070111686A1 (en) * | 2005-11-16 | 2007-05-17 | Samsung Electronics Co., Ltd. | High-power amplifier apparatus for TDD wireless communication system |
US20080191913A1 (en) * | 2007-02-09 | 2008-08-14 | Kabushiki Kaisha Toshiba | Circuit and method for a/d conversion processing and demodulation device |
CN101366192A (zh) * | 2005-09-12 | 2009-02-11 | 高通股份有限公司 | 多频带射频调制器 |
Family Cites Families (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4025855A (en) * | 1976-04-30 | 1977-05-24 | General Aviation Electronics, Inc. | Multi-channel R.F. transducer with channel selector coupled to selected channel filter |
JP2595783B2 (ja) * | 1990-07-31 | 1997-04-02 | 日本電気株式会社 | 送信器 |
US6917789B1 (en) | 1999-10-21 | 2005-07-12 | Broadcom Corporation | Adaptive radio transceiver with an antenna matching circuit |
JP2002064360A (ja) * | 2000-08-22 | 2002-02-28 | Sharp Corp | アクティブフィルタ及びそれを用いた受信装置 |
US6466090B1 (en) * | 2000-11-06 | 2002-10-15 | Oki America, Inc. | Digitally programmable continuous-time modules for signal processing |
US7493094B2 (en) * | 2005-01-19 | 2009-02-17 | Micro Mobio Corporation | Multi-mode power amplifier module for wireless communication devices |
US7139542B2 (en) * | 2003-03-03 | 2006-11-21 | Nokia Corporation | Method and apparatus for compensating DC level in an adaptive radio receiver |
ITMI20031248A1 (it) * | 2003-06-20 | 2004-12-21 | St Microelectronics Srl | Filtro a tempo continuo |
KR100614654B1 (ko) * | 2005-01-04 | 2006-08-22 | 삼성전자주식회사 | 온도와 공정에 따른 출력 변화에 대해 효과적 전력보상을하는 무선 송신기 |
US20070064833A1 (en) * | 2005-09-12 | 2007-03-22 | Sahota Gurkanwal S | Multi-band radio frequency modulator |
JP4760904B2 (ja) * | 2006-02-17 | 2011-08-31 | 日本電気株式会社 | 帯域制限方法及び無線通信システム |
JP2008028509A (ja) * | 2006-07-19 | 2008-02-07 | Matsushita Electric Ind Co Ltd | 送信電力増幅器とその制御方法及び無線通信装置 |
JP4449972B2 (ja) * | 2006-11-10 | 2010-04-14 | セイコーエプソン株式会社 | 検出装置、センサ及び電子機器 |
JP2009028509A (ja) | 2007-07-03 | 2009-02-12 | Panasonic Corp | 洗濯機 |
US7852152B2 (en) * | 2008-08-28 | 2010-12-14 | Menara Networks | Nth order tunable low-pass continuous time filter for fiber optic receivers |
JP5575805B2 (ja) * | 2009-01-19 | 2014-08-20 | スカイワークス ソリューションズ,インコーポレイテッド | プログラム可能送信連続時間フィルタ |
US9098215B2 (en) * | 2013-01-02 | 2015-08-04 | International Business Machines Corporation | Migration between model elements of different types in a modeling environment |
-
2009
- 2009-08-20 JP JP2011546240A patent/JP5575805B2/ja active Active
- 2009-08-20 EP EP09838533.9A patent/EP2387828B1/en active Active
- 2009-08-20 KR KR1020167003992A patent/KR101624479B1/ko active IP Right Grant
- 2009-08-20 KR KR1020117019344A patent/KR20110115138A/ko active Application Filing
- 2009-08-20 CN CN200980157974.8A patent/CN102349237B/zh active Active
- 2009-08-20 WO PCT/US2009/054417 patent/WO2010082957A1/en active Application Filing
-
2011
- 2011-07-18 US US13/185,391 patent/US8682263B2/en active Active
-
2012
- 2012-07-18 HK HK12106996.7A patent/HK1166425A1/zh unknown
-
2014
- 2014-02-19 US US14/183,805 patent/US9078215B2/en active Active
-
2015
- 2015-06-03 US US14/730,108 patent/US9408154B2/en active Active
-
2016
- 2016-06-29 US US15/197,302 patent/US9628121B2/en active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101366192A (zh) * | 2005-09-12 | 2009-02-11 | 高通股份有限公司 | 多频带射频调制器 |
US20070111686A1 (en) * | 2005-11-16 | 2007-05-17 | Samsung Electronics Co., Ltd. | High-power amplifier apparatus for TDD wireless communication system |
US20080191913A1 (en) * | 2007-02-09 | 2008-08-14 | Kabushiki Kaisha Toshiba | Circuit and method for a/d conversion processing and demodulation device |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108259048A (zh) * | 2017-12-27 | 2018-07-06 | 无锡中感微电子股份有限公司 | 一种无源混频器驱动功放装置及非线性补偿方法 |
Also Published As
Publication number | Publication date |
---|---|
US20160380656A1 (en) | 2016-12-29 |
KR20160023928A (ko) | 2016-03-03 |
US9628121B2 (en) | 2017-04-18 |
HK1166425A1 (zh) | 2012-10-26 |
EP2387828A1 (en) | 2011-11-23 |
KR101624479B1 (ko) | 2016-05-26 |
US20140235300A1 (en) | 2014-08-21 |
US9408154B2 (en) | 2016-08-02 |
EP2387828A4 (en) | 2016-03-23 |
US20150349749A1 (en) | 2015-12-03 |
US20120039401A1 (en) | 2012-02-16 |
WO2010082957A1 (en) | 2010-07-22 |
US8682263B2 (en) | 2014-03-25 |
JP5575805B2 (ja) | 2014-08-20 |
JP2012515501A (ja) | 2012-07-05 |
US9078215B2 (en) | 2015-07-07 |
CN102349237B (zh) | 2014-07-23 |
EP2387828B1 (en) | 2017-05-24 |
KR20110115138A (ko) | 2011-10-20 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN102349237B (zh) | 可编程发送连续时间滤波器 | |
CN102047567B (zh) | 减少功率消耗的发射器 | |
EP1858161B1 (en) | Dual power mode transmitter | |
CN102217191B (zh) | 线性及极性双模发射器电路 | |
KR101000994B1 (ko) | 멀티 프로토콜 송수신기에 대한 공유 고전력 송신 경로를위한 방법 및 시스템 | |
CN103181077B (zh) | 响应于降低的电源电压的放大器增益调整 | |
US6992529B2 (en) | Apparatus, methods and articles of manufacture for a dual mode amplifier | |
CN1751457B (zh) | 软件多发射结构 | |
CN102405595B (zh) | 基于波形线性的pa增益状态切换 | |
US20140155002A1 (en) | Envelope Tracking Signal Bandwidth Control | |
CN104124929A (zh) | 用于在功率放大器系统中包络整形的装置和方法 | |
KR101546404B1 (ko) | 고효율 송신기 | |
US8301088B2 (en) | Polar modulation transmitter with envelope modulator path switching | |
JP2000209049A (ja) | 通信装置内の増幅器を選択するシステムおよび方法 | |
CN113169717A (zh) | 用于推挽功率放大器的负载线切换 | |
US8010073B2 (en) | System and method for adjusting power amplifier output power in linear dB steps | |
KR100508355B1 (ko) | 오디오 및 rf 증폭기용 공유 전원을 구비하는 휴대용무선 송수신기 | |
CN113422613B (zh) | 一种高效率多模射频发射机 | |
US8031028B2 (en) | Polar signal processor to drive a segmented power amplifier and method therefore | |
US20040027197A1 (en) | Power amplifier arrangement | |
CN101273534A (zh) | 控制收发信机的功率输出 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C53 | Correction of patent of invention or patent application | ||
CB02 | Change of applicant information |
Address after: Massachusetts, USA Applicant after: Conexant Systems Inc. Address before: Massachusetts, USA Applicant before: Skyworks Solutions Inc. |
|
COR | Change of bibliographic data |
Free format text: CORRECT: APPLICANT; FROM: STUDIO NEW TECHNOLOGY, INC. TO: CONEXANT SYSTEMS INC. |
|
REG | Reference to a national code |
Ref country code: HK Ref legal event code: DE Ref document number: 1166425 Country of ref document: HK |
|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
REG | Reference to a national code |
Ref country code: HK Ref legal event code: GR Ref document number: 1166425 Country of ref document: HK |