AR066818A1 - Metodos y aparatos para implementar una medicion de la calidad de la senal digital - Google Patents
Metodos y aparatos para implementar una medicion de la calidad de la senal digitalInfo
- Publication number
- AR066818A1 AR066818A1 ARP080102323A ARP080102323A AR066818A1 AR 066818 A1 AR066818 A1 AR 066818A1 AR P080102323 A ARP080102323 A AR P080102323A AR P080102323 A ARP080102323 A AR P080102323A AR 066818 A1 AR066818 A1 AR 066818A1
- Authority
- AR
- Argentina
- Prior art keywords
- quality
- appliances
- implement
- measurement
- methods
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/02—Channels characterised by the type of signal
- H04L5/06—Channels characterised by the type of signal the signals being represented by different frequencies
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/30—Monitoring; Testing of propagation channels
- H04B17/309—Measuring or estimating channel quality parameters
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/20—Arrangements for detecting or preventing errors in the information received using signal quality detector
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04H—BROADCAST COMMUNICATION
- H04H2201/00—Aspects of broadcast communication
- H04H2201/10—Aspects of broadcast communication characterised by the type of broadcast system
- H04H2201/18—Aspects of broadcast communication characterised by the type of broadcast system in band on channel [IBOC]
- H04H2201/186—AM digital or hybrid
Abstract
Un método para detectar una senal de radio digital que incluye los pasos de recibir la senal de radio digital incluyendo una serie de símbolos, desarrollar una forma de onda de correlacion que tiene un máximo que corresponde a un límite de símbolo, normalizar la forma de onda de correlacion, y calcular un valor máximo de la forma de onda de correlacion normalizada, en donde el valor máximo representa la calidad de la senal de radio digital recibida. También se provee un receptor que ejecuta el método.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/757,574 US7933368B2 (en) | 2007-06-04 | 2007-06-04 | Method and apparatus for implementing a digital signal quality metric |
Publications (1)
Publication Number | Publication Date |
---|---|
AR066818A1 true AR066818A1 (es) | 2009-09-16 |
Family
ID=40088180
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ARP080102323A AR066818A1 (es) | 2007-06-04 | 2008-06-02 | Metodos y aparatos para implementar una medicion de la calidad de la senal digital |
Country Status (11)
Country | Link |
---|---|
US (1) | US7933368B2 (es) |
KR (1) | KR101558008B1 (es) |
CN (1) | CN101743706B (es) |
AR (1) | AR066818A1 (es) |
BR (1) | BRPI0812420A2 (es) |
CL (1) | CL2008001603A1 (es) |
HK (1) | HK1145233A1 (es) |
MY (1) | MY150113A (es) |
RU (1) | RU2468519C2 (es) |
TW (1) | TWI449363B (es) |
WO (1) | WO2008150910A2 (es) |
Families Citing this family (29)
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JP2009246587A (ja) * | 2008-03-31 | 2009-10-22 | Hitachi Communication Technologies Ltd | Ofdm信号を受信する通信装置、ofdm無線通信システム及びofdm受信方法 |
US8116394B2 (en) * | 2008-09-12 | 2012-02-14 | Research In Motion Limited | Long term evolution (LTE) radio link timing synchronization |
US8774328B2 (en) * | 2010-09-30 | 2014-07-08 | Silicon Laboratories Inc. | Detecting digital radio signals |
US8526897B2 (en) | 2010-11-03 | 2013-09-03 | Silicon Laboratories Inc. | Controlling power consumption in a radio tuner |
US9001945B2 (en) | 2011-06-16 | 2015-04-07 | Silicon Laboratories Inc. | Providing phase diversity combining of digital radio broadcast signals |
US8817917B2 (en) * | 2011-06-21 | 2014-08-26 | Ibiquity Digital Corporation | Method and apparatus for implementing signal quality metrics and antenna diversity switching control |
US9184961B2 (en) | 2011-07-25 | 2015-11-10 | Ibiquity Digital Corporation | FM analog demodulator compatible with IBOC signals |
US8831546B2 (en) | 2011-11-07 | 2014-09-09 | Ibiquity Digital Corporation | MRC antenna diversity for FM IBOC digital signals |
US9094139B2 (en) | 2012-06-26 | 2015-07-28 | Ibiquity Digital Corporation | Look ahead metrics to improve blending decision |
US9191256B2 (en) | 2012-12-03 | 2015-11-17 | Digital PowerRadio, LLC | Systems and methods for advanced iterative decoding and channel estimation of concatenated coding systems |
US10327213B1 (en) * | 2015-10-01 | 2019-06-18 | Origin Wireless, Inc. | Time-reversal communication systems |
US9136874B2 (en) | 2013-03-15 | 2015-09-15 | Ibiquity Digital Corporation | Method and apparatus for transmission and reception of in-band on-channel radio signals including complementary low density parity check coding |
US9584347B2 (en) | 2013-05-31 | 2017-02-28 | Silicon Laboratories Inc. | Methods and systems for rapid detection of digital radio signals |
US9190957B2 (en) * | 2013-06-18 | 2015-11-17 | Silicon Laboratories Inc. | Efficient dual channel conversion in a multi-band radio receiver |
US9118533B2 (en) | 2013-08-30 | 2015-08-25 | Silicon Laboratories Inc. | Antenna diversity combining for differentially modulated orthogonal frequency division multiplexed (OFDM) signals |
DE102013220912A1 (de) * | 2013-10-15 | 2015-04-16 | Continental Automotive Gmbh | System und Verfahren zur Datenübertragung mit empfängerseitiger Nutzsignaldetektion |
US9178548B1 (en) | 2014-04-21 | 2015-11-03 | Ibiquity Digital Corporation | First adjacent canceller (FAC) with improved blending using a parametric filter |
US20150358040A1 (en) * | 2014-06-04 | 2015-12-10 | Nxp B.V. | Communications with interference suppression |
US9106472B1 (en) | 2014-06-27 | 2015-08-11 | Ibiquity Digital Corporation | Channel state information (CSI) estimation and applications for in-band on-channel radio receivers |
US9253007B1 (en) | 2014-10-13 | 2016-02-02 | Silicon Laboratories Inc. | Methods and systems for rapid detection of digital content within RF signals |
US9768948B2 (en) | 2015-09-23 | 2017-09-19 | Ibiquity Digital Corporation | Method and apparatus for time alignment of analog and digital pathways in a digital radio receiver |
CN105701036B (zh) * | 2016-01-19 | 2019-03-05 | 中国人民解放军国防科学技术大学 | 一种支持变形基16fft算法并行访存的地址转换单元 |
US10666416B2 (en) | 2016-04-14 | 2020-05-26 | Ibiquity Digital Corporation | Time-alignment measurement for hybrid HD radio technology |
US9832007B2 (en) * | 2016-04-14 | 2017-11-28 | Ibiquity Digital Corporation | Time-alignment measurement for hybrid HD radio™ technology |
US10355908B1 (en) | 2018-03-06 | 2019-07-16 | Ibiquity Digital Corporation | CSI estimation and LLR approximation for QAM demodulation in FM HD radio receivers |
US10727980B2 (en) | 2018-05-08 | 2020-07-28 | Ibiquity Digital Corporation | Lumb service modes for FM HD radio broadcasts |
CN110391878B (zh) * | 2019-07-23 | 2021-08-10 | 上海航天测控通信研究所 | 甚高频数据交换系统asm信号帧头检测方法与帧头检测器 |
US11733290B2 (en) * | 2020-03-31 | 2023-08-22 | Advantest Corporation | Flexible sideband support systems and methods |
CN116366082B (zh) * | 2023-01-30 | 2023-12-01 | 深圳大学 | 一种提高微秒级超短脉冲水声信号信噪比的方法 |
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ATE438960T1 (de) | 1994-09-09 | 2009-08-15 | Xircom Wireless Inc | Drahtlose spreizspektrumkommunikation mit präambel sondierungslücke |
JPH09219693A (ja) | 1996-02-09 | 1997-08-19 | Mitsubishi Electric Corp | デジタル放送受信機 |
US6493544B1 (en) | 1996-05-15 | 2002-12-10 | Daimlerchrysler Corporation | FM signal quality detector during seek |
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JP3132399B2 (ja) | 1996-10-02 | 2001-02-05 | 株式会社村田製作所 | スペクトル拡散通信装置 |
JPH10313284A (ja) | 1997-05-12 | 1998-11-24 | Sony Corp | 復調装置及び復調方法 |
JPH11252038A (ja) | 1998-02-27 | 1999-09-17 | Sony Corp | デジタル放送の受信機 |
JP3514624B2 (ja) | 1998-03-18 | 2004-03-31 | 株式会社ケンウッド | ディジタル放送受信機 |
JP3514622B2 (ja) | 1998-03-18 | 2004-03-31 | 株式会社ケンウッド | ディジタル放送受信機 |
JP3688113B2 (ja) | 1998-04-23 | 2005-08-24 | 三菱電機株式会社 | デジタル音声放送受信機 |
US6539063B1 (en) | 1999-02-18 | 2003-03-25 | Ibiquity Digital Corporation | System and method for recovering symbol timing offset and carrier frequency error in an OFDM digital audio broadcast system |
JP4309537B2 (ja) * | 1999-12-08 | 2009-08-05 | 株式会社東芝 | Ofdm受信装置 |
US6671340B1 (en) * | 2000-06-15 | 2003-12-30 | Ibiquity Digital Corporation | Method and apparatus for reduction of interference in FM in-band on-channel digital audio broadcasting receivers |
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JP3860762B2 (ja) * | 2002-02-14 | 2006-12-20 | 株式会社エヌ・ティ・ティ・ドコモ | 移動通信システム、チャネル同期確立方法、及び移動局 |
US7127008B2 (en) * | 2003-02-24 | 2006-10-24 | Ibiquity Digital Corporation | Coherent AM demodulator using a weighted LSB/USB sum for interference mitigation |
US7224714B1 (en) * | 2003-04-25 | 2007-05-29 | Hellosoft, Inc. | Method and apparatus for channel characterization in direct sequence spread spectrum based wireless communication systems |
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JP4381209B2 (ja) | 2004-04-05 | 2009-12-09 | アルパイン株式会社 | オーディオ装置 |
US7860193B2 (en) * | 2004-07-20 | 2010-12-28 | Qualcomm Incorporated | Coarse timing estimation system and methodology for wireless symbols |
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JP3836125B1 (ja) * | 2005-05-16 | 2006-10-18 | 三菱電機株式会社 | 復調装置、受信装置及び復調方法 |
JP4488983B2 (ja) | 2005-08-24 | 2010-06-23 | 富士通テン株式会社 | ラジオ受信機及び受信方法 |
US20070092045A1 (en) * | 2005-10-21 | 2007-04-26 | Wangmyong Woo | Systems, Methods, and Apparatuses for Fine-Sensing Modules |
US7613104B2 (en) * | 2006-05-31 | 2009-11-03 | Nokia Corporation | Method, apparatus and computer program product providing synchronization for OFDMA downlink signal |
CN100499394C (zh) * | 2006-07-28 | 2009-06-10 | 西安电子科技大学 | 降低ofdm系统峰均功率比的ar模型方法及装置 |
CN1964185A (zh) * | 2006-12-05 | 2007-05-16 | 山东科技大学 | 用于指向性声源的自适应信号幅度控制方法 |
-
2007
- 2007-06-04 US US11/757,574 patent/US7933368B2/en active Active
-
2008
- 2008-05-15 TW TW097117895A patent/TWI449363B/zh not_active IP Right Cessation
- 2008-05-29 CN CN2008800244795A patent/CN101743706B/zh not_active Expired - Fee Related
- 2008-05-29 RU RU2009149303/08A patent/RU2468519C2/ru not_active IP Right Cessation
- 2008-05-29 MY MYPI20095162A patent/MY150113A/en unknown
- 2008-05-29 WO PCT/US2008/065145 patent/WO2008150910A2/en active Application Filing
- 2008-05-29 BR BRPI0812420-5A2A patent/BRPI0812420A2/pt not_active Application Discontinuation
- 2008-05-29 KR KR1020107000010A patent/KR101558008B1/ko active IP Right Grant
- 2008-06-02 CL CL2008001603A patent/CL2008001603A1/es unknown
- 2008-06-02 AR ARP080102323A patent/AR066818A1/es unknown
-
2010
- 2010-12-15 HK HK10111734.6A patent/HK1145233A1/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
RU2468519C2 (ru) | 2012-11-27 |
MY150113A (en) | 2013-11-29 |
CN101743706B (zh) | 2013-05-01 |
TW200913552A (en) | 2009-03-16 |
US7933368B2 (en) | 2011-04-26 |
BRPI0812420A2 (pt) | 2014-12-02 |
KR101558008B1 (ko) | 2015-10-06 |
RU2009149303A (ru) | 2011-07-20 |
CN101743706A (zh) | 2010-06-16 |
TWI449363B (zh) | 2014-08-11 |
US20080298515A1 (en) | 2008-12-04 |
WO2008150910A3 (en) | 2009-09-24 |
HK1145233A1 (en) | 2011-04-08 |
WO2008150910A2 (en) | 2008-12-11 |
CL2008001603A1 (es) | 2009-06-12 |
KR20100041730A (ko) | 2010-04-22 |
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