CN100517985C - 发送电路和使用了该电路的收发机 - Google Patents
发送电路和使用了该电路的收发机 Download PDFInfo
- Publication number
- CN100517985C CN100517985C CNB2003801062607A CN200380106260A CN100517985C CN 100517985 C CN100517985 C CN 100517985C CN B2003801062607 A CNB2003801062607 A CN B2003801062607A CN 200380106260 A CN200380106260 A CN 200380106260A CN 100517985 C CN100517985 C CN 100517985C
- Authority
- CN
- China
- Prior art keywords
- frequency
- amplifier
- signal
- circuit
- input terminal
- 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.)
- Expired - Fee Related
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Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
- H03D3/00—Demodulation of angle-, frequency- or phase- modulated oscillations
- H03D3/007—Demodulation of angle-, frequency- or phase- modulated oscillations by converting the oscillations into two quadrature related signals
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03C—MODULATION
- H03C3/00—Angle modulation
- H03C3/38—Angle modulation by converting amplitude modulation to angle modulation
- H03C3/40—Angle modulation by converting amplitude modulation to angle modulation using two signal paths the outputs of which have a predetermined phase difference and at least one output being amplitude-modulated
-
- 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
- H04B1/06—Receivers
- H04B1/16—Circuits
- H04B1/30—Circuits for homodyne or synchrodyne receivers
Abstract
Description
Claims (10)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2002369761 | 2002-12-20 | ||
JP369761/2002 | 2002-12-20 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1726649A CN1726649A (zh) | 2006-01-25 |
CN100517985C true CN100517985C (zh) | 2009-07-22 |
Family
ID=32677151
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB2003801062607A Expired - Fee Related CN100517985C (zh) | 2002-12-20 | 2003-12-18 | 发送电路和使用了该电路的收发机 |
Country Status (5)
Country | Link |
---|---|
US (2) | US7194242B2 (zh) |
JP (1) | JP4212557B2 (zh) |
CN (1) | CN100517985C (zh) |
AU (1) | AU2003289425A1 (zh) |
WO (1) | WO2004057768A1 (zh) |
Families Citing this family (48)
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WO2004073188A1 (en) * | 2003-02-07 | 2004-08-26 | Koninklijke Philips Electronics N.V. | Versatile baseband signal input current splitter |
KR20060009276A (ko) * | 2003-04-29 | 2006-01-31 | 코닌클리즈케 필립스 일렉트로닉스 엔.브이. | 혼합기-시스템, 이득-블록-시스템, 혼합기, 이득-블록과이를 포함하는 장치 및 방법 |
EP1625675B1 (en) * | 2003-05-09 | 2007-09-05 | Nxp B.V. | Method and arrangement for setting the transmission power of a mobile communication device |
JP4388402B2 (ja) | 2004-03-31 | 2009-12-24 | 株式会社ルネサステクノロジ | 送信機及びそれを用いた移動体通信端末 |
US7664520B2 (en) * | 2004-06-24 | 2010-02-16 | Nokia Corporation | Low current direct conversion transmitter architecture |
JP4214098B2 (ja) * | 2004-09-09 | 2009-01-28 | 株式会社ルネサステクノロジ | シグマデルタ送信回路及びそれを用いた送受信機 |
US7558552B1 (en) * | 2004-11-19 | 2009-07-07 | Xilinx, Inc. | Integrated circuit and method of generating a bias current for a plurality of data transceivers |
US7383032B2 (en) * | 2004-12-02 | 2008-06-03 | Avago Technologies Wireless Ip Pte Ltd | Cellular phone and method for receiving and transmitting signals of different frequency bands |
KR101085775B1 (ko) * | 2004-12-07 | 2011-11-21 | 삼성전자주식회사 | 이동 단말 수신기 다이버시티 구조에서 잡음 제거 장치 |
EP1829202B1 (en) * | 2004-12-16 | 2011-06-29 | ST-Ericsson SA | Direct conversion device with compensation means for a transmission path of a wireless communication equipment |
JP4752272B2 (ja) * | 2005-01-05 | 2011-08-17 | ソニー株式会社 | 通信装置 |
US7282995B2 (en) * | 2005-01-31 | 2007-10-16 | Infineon Technologies, Ag | Variable gain amplifier |
US7751792B2 (en) * | 2005-03-22 | 2010-07-06 | Freescale Semiconductor, Inc. | Higher linearity passive mixer |
JP2006319393A (ja) * | 2005-05-10 | 2006-11-24 | Renesas Technology Corp | 通信用半導体集積回路および無線通信装置 |
JP4521602B2 (ja) * | 2005-06-06 | 2010-08-11 | ルネサスエレクトロニクス株式会社 | マルチモード高周波回路 |
JP4050288B2 (ja) * | 2005-08-10 | 2008-02-20 | シャープ株式会社 | 集積回路装置およびそれを備えたローノイズブロックダウンコンバータ |
US7609779B2 (en) | 2006-02-27 | 2009-10-27 | Freescale Semiconductor, Inc. | RF transmitter with interleaved IQ modulation |
JP4820764B2 (ja) * | 2007-01-19 | 2011-11-24 | パナソニック株式会社 | 利得制御フィルタ装置、利得制御複素フィルタ装置および受信装置 |
US7881679B1 (en) * | 2007-03-14 | 2011-02-01 | Rf Micro Devices, Inc. | Method and apparatus for integrating power amplifiers with phase locked loop in a single chip transceiver |
US8275314B1 (en) | 2007-08-13 | 2012-09-25 | Marvell International Ltd. | Bluetooth scan modes |
US8599938B2 (en) | 2007-09-14 | 2013-12-03 | Qualcomm Incorporated | Linear and polar dual mode transmitter circuit |
US8019310B2 (en) * | 2007-10-30 | 2011-09-13 | Qualcomm Incorporated | Local oscillator buffer and mixer having adjustable size |
US7941115B2 (en) * | 2007-09-14 | 2011-05-10 | Qualcomm Incorporated | Mixer with high output power accuracy and low local oscillator leakage |
US8929840B2 (en) | 2007-09-14 | 2015-01-06 | Qualcomm Incorporated | Local oscillator buffer and mixer having adjustable size |
US8577305B1 (en) * | 2007-09-21 | 2013-11-05 | Marvell International Ltd. | Circuits and methods for generating oscillating signals |
US8588705B1 (en) | 2007-12-11 | 2013-11-19 | Marvell International Ltd. | System and method of determining Power over Ethernet impairment |
JP5080317B2 (ja) * | 2008-03-05 | 2012-11-21 | ルネサスエレクトロニクス株式会社 | 送信機 |
US8639205B2 (en) | 2008-03-20 | 2014-01-28 | Qualcomm Incorporated | Reduced power-consumption receivers |
US8077803B2 (en) | 2008-03-27 | 2011-12-13 | Freescale Semiconductor, Inc. | Quarter duty cycle pulse generator for interleaved switching mixer |
CN102067689B (zh) | 2008-06-16 | 2016-11-09 | 马维尔国际贸易有限公司 | 近程无线通信 |
US8600324B1 (en) | 2008-06-27 | 2013-12-03 | Marvell International Ltd | Circuit and method for adjusting a digitally controlled oscillator |
US8472968B1 (en) | 2008-08-11 | 2013-06-25 | Marvell International Ltd. | Location-based detection of interference in cellular communications systems |
US9288764B1 (en) | 2008-12-31 | 2016-03-15 | Marvell International Ltd. | Discovery-phase power conservation |
US8422588B2 (en) | 2009-04-01 | 2013-04-16 | Intel Mobile Communications GmbH | Variable-size mixer for high gain range transmitter |
US8472427B1 (en) | 2009-04-06 | 2013-06-25 | Marvell International Ltd. | Packet exchange arbitration for coexisting radios |
US9066369B1 (en) | 2009-09-16 | 2015-06-23 | Marvell International Ltd. | Coexisting radio communication |
EP2355362B1 (en) * | 2010-02-05 | 2015-01-14 | Intel Mobile Communications GmbH | Rf transceiver and modem comprising such a transceiver |
US8767771B1 (en) | 2010-05-11 | 2014-07-01 | Marvell International Ltd. | Wakeup beacons for mesh networks |
US20130100999A1 (en) * | 2010-06-22 | 2013-04-25 | Renesas Electronics Corporation | Semiconductor device |
EP2630827B1 (en) | 2010-10-20 | 2018-11-21 | Marvell World Trade Ltd. | Pre-association service discovery |
US8750278B1 (en) | 2011-05-26 | 2014-06-10 | Marvell International Ltd. | Method and apparatus for off-channel device invitation |
US8983557B1 (en) | 2011-06-30 | 2015-03-17 | Marvell International Ltd. | Reducing power consumption of a multi-antenna transceiver |
US9125216B1 (en) | 2011-09-28 | 2015-09-01 | Marvell International Ltd. | Method and apparatus for avoiding interference among multiple radios |
US9215708B2 (en) | 2012-02-07 | 2015-12-15 | Marvell World Trade Ltd. | Method and apparatus for multi-network communication |
US9450649B2 (en) | 2012-07-02 | 2016-09-20 | Marvell World Trade Ltd. | Shaping near-field transmission signals |
JP5646553B2 (ja) * | 2012-07-06 | 2014-12-24 | 株式会社東芝 | アンテナユニット |
TWI632386B (zh) * | 2017-12-22 | 2018-08-11 | 和碩聯合科技股份有限公司 | 測試訊號處理裝置 |
CN116317978B (zh) * | 2023-05-22 | 2023-07-21 | 广东工业大学 | 一种双模功率放大器、功率放大方法及其相关设备 |
Family Cites Families (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5511687A (en) * | 1978-07-12 | 1980-01-26 | Matsushita Electric Ind Co Ltd | Frequency conversion circuit |
JPH0936768A (ja) * | 1995-07-13 | 1997-02-07 | Sony Corp | 受信用icおよびスーパーヘテロダイン受信機 |
JP3313546B2 (ja) * | 1995-08-18 | 2002-08-12 | 株式会社日立製作所 | 低電圧ミキサ回路 |
JPH09261106A (ja) * | 1996-03-22 | 1997-10-03 | Matsushita Electric Ind Co Ltd | 複数帯域移動無線機 |
JP3479405B2 (ja) * | 1996-03-29 | 2003-12-15 | アルプス電気株式会社 | 送信機の増幅回路 |
FI100286B (fi) * | 1996-04-01 | 1997-10-31 | Nokia Mobile Phones Ltd | Lähetin/vastaanotin RF-signaalin lähettämiseksi ja vastaanottamiseksi kahdella taajuusalueella |
US6212369B1 (en) * | 1998-06-05 | 2001-04-03 | Maxim Integrated Products, Inc. | Merged variable gain mixers |
US6584090B1 (en) * | 1999-04-23 | 2003-06-24 | Skyworks Solutions, Inc. | System and process for shared functional block CDMA and GSM communication transceivers |
US6370205B1 (en) * | 1999-07-02 | 2002-04-09 | Telefonaktiebolaget Lm Ericsson (Publ) | Method and apparatus for performing DC-offset compensation in a radio receiver |
US6615027B1 (en) * | 2000-01-21 | 2003-09-02 | Qualcomm Incorporated | Method and circuit for providing interface signals between integrated circuits |
US6480700B1 (en) * | 2000-03-03 | 2002-11-12 | Nokia Corporation | Apparatus, and associated method, for operating a communication device at reduced level of current consumption |
JP2001284998A (ja) * | 2000-03-31 | 2001-10-12 | Mitsubishi Electric Corp | 無線送信装置 |
JP3626399B2 (ja) * | 2000-08-17 | 2005-03-09 | 株式会社東芝 | 周波数シンセサイザ及びこれを用いたマルチバンド無線機 |
US6711391B1 (en) * | 2000-10-10 | 2004-03-23 | Qualcomm, Incorporated | Gain linearizer for variable gain amplifiers |
JP3973915B2 (ja) * | 2001-03-30 | 2007-09-12 | 株式会社日立メディアエレクトロニクス | 高周波フィルタ、高周波回路、アンテナ共用器及び無線端末 |
US20030078011A1 (en) * | 2001-10-18 | 2003-04-24 | Integrated Programmable Communications, Inc. | Method for integrating a plurality of radio systems in a unified transceiver structure and the device of the same |
GB2382242B (en) | 2001-11-15 | 2005-08-03 | Hitachi Ltd | Direct-conversion transmitting circuit and integrated transmitting/receiving circuit |
US7224722B2 (en) * | 2002-01-18 | 2007-05-29 | Broadcom Corporation | Direct conversion RF transceiver with automatic frequency control |
-
2003
- 2003-12-18 JP JP2004562052A patent/JP4212557B2/ja not_active Expired - Fee Related
- 2003-12-18 CN CNB2003801062607A patent/CN100517985C/zh not_active Expired - Fee Related
- 2003-12-18 AU AU2003289425A patent/AU2003289425A1/en not_active Abandoned
- 2003-12-18 WO PCT/JP2003/016255 patent/WO2004057768A1/ja active Application Filing
- 2003-12-19 US US10/739,282 patent/US7194242B2/en not_active Expired - Fee Related
-
2007
- 2007-02-07 US US11/703,166 patent/US7702359B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JP4212557B2 (ja) | 2009-01-21 |
US20070142080A1 (en) | 2007-06-21 |
AU2003289425A1 (en) | 2004-07-14 |
CN1726649A (zh) | 2006-01-25 |
JPWO2004057768A1 (ja) | 2006-04-27 |
US7194242B2 (en) | 2007-03-20 |
WO2004057768A1 (ja) | 2004-07-08 |
US20040137862A1 (en) | 2004-07-15 |
US7702359B2 (en) | 2010-04-20 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: RENESAS ELECTRONICS CORPORATION Free format text: FORMER OWNER: RENESAS TECHNOLOGY CORP. Effective date: 20100907 |
|
C41 | Transfer of patent application or patent right or utility model | ||
COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: TOKYO TO, JAPAN TO: KANAGAWA, JAPAN |
|
TR01 | Transfer of patent right |
Effective date of registration: 20100907 Address after: Kanagawa Patentee after: Renesas Electronics Corporation Address before: Tokyo, Japan, Japan Patentee before: Renesas Technology Corp. |
|
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090722 Termination date: 20131218 |