ATE520199T1 - Verbesserungen an oder im zusammenhang mit funkempfängern - Google Patents
Verbesserungen an oder im zusammenhang mit funkempfängernInfo
- Publication number
- ATE520199T1 ATE520199T1 AT09703960T AT09703960T ATE520199T1 AT E520199 T1 ATE520199 T1 AT E520199T1 AT 09703960 T AT09703960 T AT 09703960T AT 09703960 T AT09703960 T AT 09703960T AT E520199 T1 ATE520199 T1 AT E520199T1
- Authority
- AT
- Austria
- Prior art keywords
- frequency
- converter
- signal
- analogue
- input
- Prior art date
Links
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
- H04B1/06—Receivers
- H04B1/16—Circuits
-
- 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
- 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
-
- 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
- H03G3/3052—Automatic control in amplifiers having semiconductor devices in bandpass amplifiers (H.F. or I.F.) or in frequency-changers used in a (super)heterodyne receiver
- H03G3/3068—Circuits generating control signals for both R.F. and I.F. stages
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP08100940 | 2008-01-25 | ||
PCT/IB2009/050197 WO2009093172A1 (en) | 2008-01-25 | 2009-01-20 | Improvements in or relating to radio receivers |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE520199T1 true ATE520199T1 (de) | 2011-08-15 |
Family
ID=40578419
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT09703960T ATE520199T1 (de) | 2008-01-25 | 2009-01-20 | Verbesserungen an oder im zusammenhang mit funkempfängern |
Country Status (5)
Country | Link |
---|---|
US (1) | US8249535B2 (de) |
EP (1) | EP2248257B1 (de) |
CN (1) | CN101933229A (de) |
AT (1) | ATE520199T1 (de) |
WO (1) | WO2009093172A1 (de) |
Families Citing this family (61)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9142207B2 (en) | 2010-12-03 | 2015-09-22 | Cirrus Logic, Inc. | Oversight control of an adaptive noise canceler in a personal audio device |
US8908877B2 (en) | 2010-12-03 | 2014-12-09 | Cirrus Logic, Inc. | Ear-coupling detection and adjustment of adaptive response in noise-canceling in personal audio devices |
US8948407B2 (en) | 2011-06-03 | 2015-02-03 | Cirrus Logic, Inc. | Bandlimiting anti-noise in personal audio devices having adaptive noise cancellation (ANC) |
US9214150B2 (en) | 2011-06-03 | 2015-12-15 | Cirrus Logic, Inc. | Continuous adaptation of secondary path adaptive response in noise-canceling personal audio devices |
US8958571B2 (en) * | 2011-06-03 | 2015-02-17 | Cirrus Logic, Inc. | MIC covering detection in personal audio devices |
US9318094B2 (en) | 2011-06-03 | 2016-04-19 | Cirrus Logic, Inc. | Adaptive noise canceling architecture for a personal audio device |
US9824677B2 (en) | 2011-06-03 | 2017-11-21 | Cirrus Logic, Inc. | Bandlimiting anti-noise in personal audio devices having adaptive noise cancellation (ANC) |
US9325821B1 (en) * | 2011-09-30 | 2016-04-26 | Cirrus Logic, Inc. | Sidetone management in an adaptive noise canceling (ANC) system including secondary path modeling |
US8902796B2 (en) * | 2011-11-04 | 2014-12-02 | Broadcom Corporation | Power-efficient multi-mode transceiver synthesizer configurations |
WO2012103856A2 (zh) * | 2012-04-20 | 2012-08-09 | 华为技术有限公司 | 通信校正装置及方法 |
US9014387B2 (en) | 2012-04-26 | 2015-04-21 | Cirrus Logic, Inc. | Coordinated control of adaptive noise cancellation (ANC) among earspeaker channels |
US9142205B2 (en) | 2012-04-26 | 2015-09-22 | Cirrus Logic, Inc. | Leakage-modeling adaptive noise canceling for earspeakers |
JP5867281B2 (ja) * | 2012-05-09 | 2016-02-24 | ソニー株式会社 | ゲイン制御回路および受信システム |
US9123321B2 (en) | 2012-05-10 | 2015-09-01 | Cirrus Logic, Inc. | Sequenced adaptation of anti-noise generator response and secondary path response in an adaptive noise canceling system |
US9319781B2 (en) | 2012-05-10 | 2016-04-19 | Cirrus Logic, Inc. | Frequency and direction-dependent ambient sound handling in personal audio devices having adaptive noise cancellation (ANC) |
US9318090B2 (en) | 2012-05-10 | 2016-04-19 | Cirrus Logic, Inc. | Downlink tone detection and adaptation of a secondary path response model in an adaptive noise canceling system |
US9082387B2 (en) | 2012-05-10 | 2015-07-14 | Cirrus Logic, Inc. | Noise burst adaptation of secondary path adaptive response in noise-canceling personal audio devices |
US8571152B1 (en) * | 2012-05-22 | 2013-10-29 | Issc Technologies Corp. | Power-saving apparatus used for wireless communication receiver and system, and method using the same |
US9532139B1 (en) | 2012-09-14 | 2016-12-27 | Cirrus Logic, Inc. | Dual-microphone frequency amplitude response self-calibration |
US8660213B1 (en) * | 2012-12-09 | 2014-02-25 | Phuong Thu-Minh Huynh | Bandpass-sampling wide-band receiver |
US9107010B2 (en) | 2013-02-08 | 2015-08-11 | Cirrus Logic, Inc. | Ambient noise root mean square (RMS) detector |
US9369798B1 (en) | 2013-03-12 | 2016-06-14 | Cirrus Logic, Inc. | Internal dynamic range control in an adaptive noise cancellation (ANC) system |
US9414150B2 (en) | 2013-03-14 | 2016-08-09 | Cirrus Logic, Inc. | Low-latency multi-driver adaptive noise canceling (ANC) system for a personal audio device |
US9215749B2 (en) | 2013-03-14 | 2015-12-15 | Cirrus Logic, Inc. | Reducing an acoustic intensity vector with adaptive noise cancellation with two error microphones |
US9324311B1 (en) | 2013-03-15 | 2016-04-26 | Cirrus Logic, Inc. | Robust adaptive noise canceling (ANC) in a personal audio device |
US9467776B2 (en) | 2013-03-15 | 2016-10-11 | Cirrus Logic, Inc. | Monitoring of speaker impedance to detect pressure applied between mobile device and ear |
US9635480B2 (en) | 2013-03-15 | 2017-04-25 | Cirrus Logic, Inc. | Speaker impedance monitoring |
US9208771B2 (en) | 2013-03-15 | 2015-12-08 | Cirrus Logic, Inc. | Ambient noise-based adaptation of secondary path adaptive response in noise-canceling personal audio devices |
US10206032B2 (en) | 2013-04-10 | 2019-02-12 | Cirrus Logic, Inc. | Systems and methods for multi-mode adaptive noise cancellation for audio headsets |
US9462376B2 (en) | 2013-04-16 | 2016-10-04 | Cirrus Logic, Inc. | Systems and methods for hybrid adaptive noise cancellation |
US9460701B2 (en) | 2013-04-17 | 2016-10-04 | Cirrus Logic, Inc. | Systems and methods for adaptive noise cancellation by biasing anti-noise level |
US9478210B2 (en) | 2013-04-17 | 2016-10-25 | Cirrus Logic, Inc. | Systems and methods for hybrid adaptive noise cancellation |
US9578432B1 (en) | 2013-04-24 | 2017-02-21 | Cirrus Logic, Inc. | Metric and tool to evaluate secondary path design in adaptive noise cancellation systems |
US9264808B2 (en) | 2013-06-14 | 2016-02-16 | Cirrus Logic, Inc. | Systems and methods for detection and cancellation of narrow-band noise |
US9392364B1 (en) | 2013-08-15 | 2016-07-12 | Cirrus Logic, Inc. | Virtual microphone for adaptive noise cancellation in personal audio devices |
US9666176B2 (en) | 2013-09-13 | 2017-05-30 | Cirrus Logic, Inc. | Systems and methods for adaptive noise cancellation by adaptively shaping internal white noise to train a secondary path |
US9620101B1 (en) | 2013-10-08 | 2017-04-11 | Cirrus Logic, Inc. | Systems and methods for maintaining playback fidelity in an audio system with adaptive noise cancellation |
US9704472B2 (en) | 2013-12-10 | 2017-07-11 | Cirrus Logic, Inc. | Systems and methods for sharing secondary path information between audio channels in an adaptive noise cancellation system |
US10219071B2 (en) | 2013-12-10 | 2019-02-26 | Cirrus Logic, Inc. | Systems and methods for bandlimiting anti-noise in personal audio devices having adaptive noise cancellation |
US10382864B2 (en) | 2013-12-10 | 2019-08-13 | Cirrus Logic, Inc. | Systems and methods for providing adaptive playback equalization in an audio device |
US9369557B2 (en) | 2014-03-05 | 2016-06-14 | Cirrus Logic, Inc. | Frequency-dependent sidetone calibration |
US9479860B2 (en) | 2014-03-07 | 2016-10-25 | Cirrus Logic, Inc. | Systems and methods for enhancing performance of audio transducer based on detection of transducer status |
US9648410B1 (en) | 2014-03-12 | 2017-05-09 | Cirrus Logic, Inc. | Control of audio output of headphone earbuds based on the environment around the headphone earbuds |
US9319784B2 (en) | 2014-04-14 | 2016-04-19 | Cirrus Logic, Inc. | Frequency-shaped noise-based adaptation of secondary path adaptive response in noise-canceling personal audio devices |
US9609416B2 (en) | 2014-06-09 | 2017-03-28 | Cirrus Logic, Inc. | Headphone responsive to optical signaling |
US10181315B2 (en) | 2014-06-13 | 2019-01-15 | Cirrus Logic, Inc. | Systems and methods for selectively enabling and disabling adaptation of an adaptive noise cancellation system |
US9478212B1 (en) | 2014-09-03 | 2016-10-25 | Cirrus Logic, Inc. | Systems and methods for use of adaptive secondary path estimate to control equalization in an audio device |
US9552805B2 (en) | 2014-12-19 | 2017-01-24 | Cirrus Logic, Inc. | Systems and methods for performance and stability control for feedback adaptive noise cancellation |
US10026388B2 (en) | 2015-08-20 | 2018-07-17 | Cirrus Logic, Inc. | Feedback adaptive noise cancellation (ANC) controller and method having a feedback response partially provided by a fixed-response filter |
US9578415B1 (en) | 2015-08-21 | 2017-02-21 | Cirrus Logic, Inc. | Hybrid adaptive noise cancellation system with filtered error microphone signal |
US10013966B2 (en) | 2016-03-15 | 2018-07-03 | Cirrus Logic, Inc. | Systems and methods for adaptive active noise cancellation for multiple-driver personal audio device |
CN106357281B (zh) * | 2016-10-27 | 2017-06-16 | 西安科技大学 | 基于序列正交下变频的直流补偿接收机及信号接收方法 |
CN107579938B (zh) * | 2017-07-26 | 2019-10-25 | 佛山市顺德区中山大学研究院 | 一种联合iq补偿的信道均衡方法 |
US10944617B2 (en) * | 2018-01-12 | 2021-03-09 | Silicon Laboratories Inc. | Apparatus for radio-frequency receiver with in-phase/quadrature calibration and associated methods |
US10277340B1 (en) * | 2018-01-18 | 2019-04-30 | Microchip Technology Incorporated | Signal integrity diagnostics for communication channels |
CN110196437B (zh) * | 2018-02-26 | 2021-12-21 | 瑞昱半导体股份有限公司 | 卫星信号接收电路及卫星信号接收方法 |
CN108872925B (zh) * | 2018-07-24 | 2023-06-02 | 广州比逊电子科技有限公司 | 四通道多频段卫星导航信号接收机 |
US11329678B2 (en) * | 2018-08-21 | 2022-05-10 | Commsolid Gmbh | Interface between radio receiver and baseband receiver and a method for converting RF-signals to BB-signals |
US10715156B1 (en) * | 2019-03-29 | 2020-07-14 | Silicon Laboratories Inc. | PLL for continuous-time delta-sigma modulator based ADCs |
US10756739B1 (en) | 2019-03-29 | 2020-08-25 | Silicon Laboratories Inc. | Charge pump and active loop filter with shared unity gain buffer |
CN115395973B (zh) * | 2021-05-07 | 2023-07-14 | 珠海市杰理科技股份有限公司 | 接收机自动增益控制方法、电路、射频芯片及无线终端 |
Family Cites Families (17)
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GB2140234B (en) * | 1983-05-17 | 1986-07-23 | Marconi Instruments Ltd | Signal generators |
GB2214012B (en) * | 1987-12-23 | 1992-01-22 | Marconi Instruments Ltd | Frequency or phase modulation |
US6278750B1 (en) * | 1997-08-30 | 2001-08-21 | Winbond Electronics Corp. | Fully integrated architecture for improved sigma-delta modulator with automatic gain controller |
US6134430A (en) * | 1997-12-09 | 2000-10-17 | Younis; Saed G. | Programmable dynamic range receiver with adjustable dynamic range analog to digital converter |
US6005506A (en) * | 1997-12-09 | 1999-12-21 | Qualcomm, Incorporated | Receiver with sigma-delta analog-to-digital converter for sampling a received signal |
US6160859A (en) * | 1998-10-19 | 2000-12-12 | Motorola, Inc. | Integrated multi-mode bandpass sigma-delta receiver subsystem with interference mitigation and method of using the same |
FR2797725B1 (fr) * | 1999-08-16 | 2001-11-09 | St Microelectronics Sa | Procede et dispositif de conversion d'un signal analogique en un signal numerique avec controle automatique de gain |
ES2184587B1 (es) * | 2000-12-18 | 2004-08-01 | Diseño De Sistemas En Silicio, S.A. | Sistema y procedimiento de transmision digital de datos punto a multipunto sobre red electrica. |
US6462687B1 (en) * | 2001-04-03 | 2002-10-08 | International Business Machines Corporatiom | High performance delta sigma ADC using a feedback NRZ sin DAC |
US6577258B2 (en) * | 2001-10-01 | 2003-06-10 | Nokia Corporation | Adaptive sigma-delta data converter for mobile terminals |
DE10317598A1 (de) * | 2003-04-16 | 2004-11-25 | Infineon Technologies Ag | Integrierter Transceiverschaltkreis |
CN1625063A (zh) | 2003-12-05 | 2005-06-08 | 皇家飞利浦电子股份有限公司 | 带通采样接收机及其采样方法 |
KR20050078041A (ko) * | 2004-01-30 | 2005-08-04 | 엘지전자 주식회사 | 자동위상 보정방법 및 장치 |
JP2006121160A (ja) | 2004-10-19 | 2006-05-11 | Matsushita Electric Ind Co Ltd | マルチモード受信機、および通信端末 |
US7529320B2 (en) * | 2005-09-16 | 2009-05-05 | Agere Systems Inc. | Format efficient timing acquisition for magnetic recording read channels |
US8145171B2 (en) * | 2008-10-08 | 2012-03-27 | Qualcomm Incorporated | Clock clean-up phase-locked loop (PLL) |
US7928873B1 (en) * | 2009-12-15 | 2011-04-19 | Himax Media Solutions, Inc. | Analog-to-digital conversion circuit |
-
2009
- 2009-01-20 US US12/863,774 patent/US8249535B2/en active Active
- 2009-01-20 WO PCT/IB2009/050197 patent/WO2009093172A1/en active Application Filing
- 2009-01-20 EP EP09703960A patent/EP2248257B1/de active Active
- 2009-01-20 CN CN200980102699XA patent/CN101933229A/zh active Pending
- 2009-01-20 AT AT09703960T patent/ATE520199T1/de not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
EP2248257A1 (de) | 2010-11-10 |
US8249535B2 (en) | 2012-08-21 |
US20100291891A1 (en) | 2010-11-18 |
EP2248257B1 (de) | 2011-08-10 |
CN101933229A (zh) | 2010-12-29 |
WO2009093172A1 (en) | 2009-07-30 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |