CN1655450A - 直接抽样调谐器及直接抽样调谐方法 - Google Patents
直接抽样调谐器及直接抽样调谐方法 Download PDFInfo
- Publication number
- CN1655450A CN1655450A CNA200510006512XA CN200510006512A CN1655450A CN 1655450 A CN1655450 A CN 1655450A CN A200510006512X A CNA200510006512X A CN A200510006512XA CN 200510006512 A CN200510006512 A CN 200510006512A CN 1655450 A CN1655450 A CN 1655450A
- Authority
- CN
- China
- Prior art keywords
- tuner
- frequency
- analog
- channel
- 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
- 238000005070 sampling Methods 0.000 title claims abstract description 37
- 238000000034 method Methods 0.000 title claims description 19
- 230000001105 regulatory effect Effects 0.000 claims description 17
- 238000006243 chemical reaction Methods 0.000 claims description 15
- 238000001228 spectrum Methods 0.000 abstract description 10
- 238000011045 prefiltration Methods 0.000 description 15
- 238000001914 filtration Methods 0.000 description 6
- 238000000605 extraction Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000004088 simulation Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 238000005538 encapsulation Methods 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 230000009897 systematic effect Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
- H03J3/00—Continuous tuning
- H03J3/24—Continuous tuning of more than one resonant circuit simultaneously, the circuits being tuned to substantially the same frequency, e.g. for single-knob tuning
- H03J3/26—Continuous tuning of more than one resonant circuit simultaneously, the circuits being tuned to substantially the same frequency, e.g. for single-knob tuning the circuits being coupled so as to form a bandpass filter
-
- 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
- H04B1/0003—Software-defined radio [SDR] systems, i.e. systems wherein components typically implemented in hardware, e.g. filters or modulators/demodulators, are implented using software, e.g. by involving an AD or DA conversion stage such that at least part of the signal processing is performed in the digital domain
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G3/00—Gain control in amplifiers or frequency changers without distortion of the input signal
- H03G3/20—Automatic control
- H03G3/30—Automatic control in amplifiers having semiconductor devices
- H03G3/3036—Automatic control in amplifiers having semiconductor devices in high-frequency amplifiers or in frequency-changers
- H03G3/3042—Automatic control in amplifiers having semiconductor devices in high-frequency amplifiers or in frequency-changers in modulators, frequency-changers, transmitters or power amplifiers
-
- 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
- H04B1/26—Circuits for superheterodyne receivers
- H04B1/28—Circuits for superheterodyne receivers the receiver comprising at least one semiconductor device having three or more electrodes
Abstract
Description
Claims (10)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US53702504P | 2004-01-20 | 2004-01-20 | |
US60/537,025 | 2004-01-20 | ||
US10/952,168 US7522901B2 (en) | 2004-01-20 | 2004-09-29 | Direct digital conversion tuner and method for using same |
US10/952,168 | 2004-09-29 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1655450A true CN1655450A (zh) | 2005-08-17 |
CN1655450B CN1655450B (zh) | 2013-04-24 |
Family
ID=34636694
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN200510006512XA Expired - Fee Related CN1655450B (zh) | 2004-01-20 | 2005-01-19 | 直接抽样调谐器及直接抽样调谐方法 |
Country Status (4)
Country | Link |
---|---|
US (4) | US7522901B2 (zh) |
EP (1) | EP1557958B1 (zh) |
CN (1) | CN1655450B (zh) |
TW (1) | TWI262687B (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108419154A (zh) * | 2011-09-23 | 2018-08-17 | 安华高科技通用Ip(新加坡)公司 | 使用宽带数据转换器的多标准前端 |
Families Citing this family (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1215820A3 (en) * | 2000-12-05 | 2004-04-14 | Zarlink Semiconductor Limited | Radio frequency tuner |
US7522901B2 (en) | 2004-01-20 | 2009-04-21 | Broadcom Corporation | Direct digital conversion tuner and method for using same |
US8732788B2 (en) * | 2004-05-21 | 2014-05-20 | Broadcom Corporation | Integrated set-top box |
US8578434B2 (en) * | 2004-05-21 | 2013-11-05 | Broadcom Corporation | Integrated cable modem |
US8239914B2 (en) * | 2004-07-22 | 2012-08-07 | Broadcom Corporation | Highly integrated single chip set-top box |
DE102007009730A1 (de) * | 2007-02-28 | 2008-09-18 | Continental Automotive Gmbh | Verfahren und Vorrichtung zum Bereitstellen von Informationen zu Radiosendungen |
US9083940B2 (en) * | 2007-03-14 | 2015-07-14 | Steve Selby | Automatic gain control system |
US8902365B2 (en) | 2007-03-14 | 2014-12-02 | Lance Greggain | Interference avoidance in a television receiver |
US20080261638A1 (en) * | 2007-04-23 | 2008-10-23 | Wahab Sami R | Direct digital sampling method for radios |
US20100135446A1 (en) * | 2008-12-03 | 2010-06-03 | Electronics And Telecommunications Research Institute | Digital-intensive rf receiver |
KR100964383B1 (ko) * | 2008-12-03 | 2010-06-17 | 한국전자통신연구원 | 디지털 집약형 rf 수신장치 |
US8526898B2 (en) | 2009-04-17 | 2013-09-03 | Maxlinear, Inc. | Wideband tuner architecture |
US20100306814A1 (en) * | 2009-05-26 | 2010-12-02 | Broadcom Corporation | Integrated Set-Top Box with Daisy-Chaining |
US8989687B2 (en) | 2011-01-28 | 2015-03-24 | Broadcom Corporation | Communication receiver enhancements using multi-signal capture |
EP2521221B1 (en) | 2011-05-06 | 2014-04-23 | Oticon A/s | Receiver and method for retrieving an information signal from a magnetic induction signal |
KR101764225B1 (ko) | 2011-12-14 | 2017-08-07 | 한국전자통신연구원 | 디지털 rf 수신기 |
US10560251B2 (en) * | 2012-08-28 | 2020-02-11 | Maxlinear, Inc. | Method and system for power management in a network device based on multi-protocol detection |
CN104469457B (zh) | 2013-09-24 | 2017-08-29 | 扬智科技股份有限公司 | 数字视频广播接收器 |
CN106686330A (zh) * | 2016-12-02 | 2017-05-17 | 安徽波维电子科技有限公司 | 一种基于dsp芯片的高频头处理系统 |
US9996786B1 (en) * | 2017-06-22 | 2018-06-12 | Nxp B.V. | Method and apparatus for using non-uniform under sampling to achieve a software defined radio for NFC applications |
US10951445B2 (en) | 2017-11-27 | 2021-03-16 | Samsung Electronics Co., Ltd. | Radio frequency integrated circuit supporting carrier aggregation and wireless communication device including the same |
US10644715B1 (en) * | 2018-12-04 | 2020-05-05 | Bae Systems Information And Electronic Systems Integration Inc. | Analog to digital converter module and method thereof |
RU2763583C2 (ru) * | 2021-04-14 | 2021-12-30 | Акционерное общество "Научно-исследовательский институт "Вектор" (АО "НИИ "Вектор") | Способ определения частоты в приемнике с субдискретизацией |
Family Cites Families (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1994005087A1 (en) * | 1992-08-25 | 1994-03-03 | Wireless Access, Inc. | A direct conversion receiver for multiple protocols |
JP3225644B2 (ja) * | 1992-10-31 | 2001-11-05 | ソニー株式会社 | ノイズシェイピング回路 |
US5339459A (en) * | 1992-12-03 | 1994-08-16 | Motorola, Inc. | High speed sample and hold circuit and radio constructed therewith |
US5956624A (en) * | 1994-07-12 | 1999-09-21 | Usa Digital Radio Partners Lp | Method and system for simultaneously broadcasting and receiving digital and analog signals |
US5640698A (en) * | 1995-06-06 | 1997-06-17 | Stanford University | Radio frequency signal reception using frequency shifting by discrete-time sub-sampling down-conversion |
US5592165A (en) * | 1995-08-15 | 1997-01-07 | Sigmatel, Inc. | Method and apparatus for an oversampled digital to analog convertor |
US5963856A (en) * | 1997-01-03 | 1999-10-05 | Lucent Technologies Inc | Wireless receiver including tunable RF bandpass filter |
US5936566A (en) * | 1997-09-12 | 1999-08-10 | Conexant Systems, Inc. | Auto-reference pseudo-flash analog to digital converter |
US6654428B1 (en) * | 1998-01-13 | 2003-11-25 | Massachusetts Institute Of Technology | Systems and methods for wireless communications |
CA2317473A1 (en) | 1998-01-13 | 1999-07-22 | David L. Tennenhouse | Systems and methods for wireless communications |
US6686879B2 (en) * | 1998-02-12 | 2004-02-03 | Genghiscomm, Llc | Method and apparatus for transmitting and receiving signals having a carrier interferometry architecture |
US6678512B1 (en) * | 2000-04-14 | 2004-01-13 | Lucent Technologies Inc. | Receiver system using analog to digital conversion at radio frequency and method |
US6373418B1 (en) * | 2000-05-25 | 2002-04-16 | Rockwell Collins, Inc. | Nyquist response restoring delta-sigma modulator based analog to digital and digital to analog conversion |
US7564866B2 (en) * | 2000-07-21 | 2009-07-21 | Broadcom Corporation | Methods and systems for digitally processing optical data signals |
US7245638B2 (en) * | 2000-07-21 | 2007-07-17 | Broadcom Corporation | Methods and systems for DSP-based receivers |
US6847255B2 (en) * | 2001-06-01 | 2005-01-25 | Broadband Innovations, Inc. | Zero IF complex quadrature frequency discriminator and FM demodulator |
US6590431B1 (en) * | 2002-06-14 | 2003-07-08 | Texas Instruments Incorporated | Maintaining substantially constant trans-conductance without substantially changing power consumption |
US6744832B2 (en) * | 2002-07-23 | 2004-06-01 | George J. Miao | Analog-to-digital converter bank based ultra wideband communications |
US7187735B2 (en) | 2003-01-28 | 2007-03-06 | Raytheon Company | Mixed technology MEMS/SiGe BiCMOS digitalized analog front end with direct RF sampling |
US7486338B1 (en) * | 2003-04-28 | 2009-02-03 | Wyszynski Adam S | Fully integrated terrestrial TV tuner architecture |
US7072632B2 (en) * | 2003-10-10 | 2006-07-04 | Vixs, Inc. | Fast signal detection process |
US6864817B1 (en) * | 2003-12-30 | 2005-03-08 | Freescale Semiconductor, Inc. | Signaling dependent adaptive analog-to-digital converter (ADC) system and method of using same |
US7522901B2 (en) * | 2004-01-20 | 2009-04-21 | Broadcom Corporation | Direct digital conversion tuner and method for using same |
-
2004
- 2004-09-29 US US10/952,168 patent/US7522901B2/en active Active
-
2005
- 2005-01-17 EP EP05000812.7A patent/EP1557958B1/en active Active
- 2005-01-19 TW TW094101514A patent/TWI262687B/zh not_active IP Right Cessation
- 2005-01-19 CN CN200510006512XA patent/CN1655450B/zh not_active Expired - Fee Related
-
2009
- 2009-03-18 US US12/406,518 patent/US7970373B2/en not_active Expired - Fee Related
-
2011
- 2011-05-19 US US13/111,056 patent/US8670740B2/en active Active
-
2014
- 2014-01-13 US US14/153,799 patent/US20140128015A1/en not_active Abandoned
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108419154A (zh) * | 2011-09-23 | 2018-08-17 | 安华高科技通用Ip(新加坡)公司 | 使用宽带数据转换器的多标准前端 |
Also Published As
Publication number | Publication date |
---|---|
US7970373B2 (en) | 2011-06-28 |
US20050157818A1 (en) | 2005-07-21 |
US20090181629A1 (en) | 2009-07-16 |
TWI262687B (en) | 2006-09-21 |
TW200536314A (en) | 2005-11-01 |
CN1655450B (zh) | 2013-04-24 |
US20140128015A1 (en) | 2014-05-08 |
EP1557958B1 (en) | 2017-04-19 |
US8670740B2 (en) | 2014-03-11 |
US7522901B2 (en) | 2009-04-21 |
EP1557958A1 (en) | 2005-07-27 |
US20110280297A1 (en) | 2011-11-17 |
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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 | ||
TR01 | Transfer of patent right |
Effective date of registration: 20180503 Address after: Singapore Singapore Patentee after: Avago Technologies General IP (Singapore) Pte. Ltd. Address before: california Patentee before: BROADCOM Corp. |
|
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20190828 Address after: Singapore Singapore Patentee after: Avago Technologies General IP (Singapore) Pte. Ltd. Address before: Singapore Singapore Patentee before: Avago Technologies General IP (Singapore) Pte. Ltd. |
|
TR01 | Transfer of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130424 |
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CF01 | Termination of patent right due to non-payment of annual fee |