滤波器原理（非常详细）

GNSS-SDR is an open-source GNSS software receiver freely available to the research community. This project provides a common framework for GNSS signal processing which can operate in a variety of computer platforms. This tool is intended to foster collaboration, increase awareness, and reduce develoContentsMain Page1.1 Contents1.2 Overview1.3 Building GNSS- SDR2351.3.1 Debug and release builds1.3.2 Updating GNSS-SDR1.4 Using GNSS-SDR51.5 Control plane1.5.1 Configuration61.5.2 GNSS block factory1.6 Signal Processing plane1.6.1 Signal Source1.6.2 Signal Conditioner1.6.3 Channel1.6.3.1 Acquisition1.6.3.2 Tracking101.6.3.3 Decoding of the navigation message11.6.4 Observables121.6.5 Computation of Position, velocity and Time121.7 About the software license1.8 Publications and Credits131.9 Ok. now what?14CONTENTS2 Reference Documents152.1 Interface Control Documents152.1.1GPs2.1.2 GLONASS152.1.3Gai152.1.4 beiD2.1.5 Satellite Based Augmentation Systems(SBAS)2.2 Other Standards2.2.1R|NEX172.2.2 NMEA22.3KML.2.2.4 C++ Standards182.2.5 Positioning protocols in wireless communication networks183 Signal model193. 1 GNSS signal model1.1 Global Positioning System(GPS)signal in space3.1.2 GLONASS signal in space3.1.3 Galileo signal in space223.1.4 Reference254 Todo list5 Hierarchical Index5.1 Class Hierarchy6 Class Index336.1 Class list7 File Index7.1 File list43CONTENTS8 Class docu8. 1 AcquisitionInterface Class Reference538.1.1 Detailed Description8.2 ArraySignal Conditioner Class Reference8.2.1 Detailed Dtio558.2.2 Constructor& Destructor Documentation8.2.2. 1 Array SignalConditioner(Configurrface configuration, std: shared_ptr data type_adapt, std: shared_ptr< GNSSBlockInterfaceil, std: shared ptr< GNSSBlockInterface > res, std: string role, std: stringimplementation)558. 2.2.2 Array SignalConditioner(558.2.3 Member Function Documentation8.2.3. 1 implementation(558.3 beamformer Class Reference568.3. 1 Detailed Description8. 4 Beamformer Filter Class Reference568.4.1 Detailed description578.4.2 Member Function Documentation8. 4.2.1 implementation()8.5 byte x2 to complex byte Class Reference8.5.1 Detailed Description588.6 Byte ToShort Class Reference588.6. 1 Detailed description8.6.2 Member Function Documentation8.6.2. 1 implementation(598.7 Channel Class Reference598.7.1 Detailed description608.7.2 Constructor Destructor Documentation8.7. 2.1 Channel(ConfigurationInterface *configuration, unsigned int channel, std+shared_ptr< GNSSBlockInterface> pass through, std: shared_ptr acq, std: shared_ptr nav, std string role, std stringimplementation, boost: shared ptr< gr: msg_queue queuegenerated by DoxygenCONTENTS8.7.2.2 Channelo8.7.3 Member Function Documentation8.7.3. 1 implementation(618.7.3.2 set signal(const Gnss Signal &gnss signal8.7.3. 3 start_ acquisition(68.8 channel msg receiver cc Class Reference8.8.1 Detailed Description628.8.2 Constructor Destructor Documentation628.8.2. 1 channel_msg_ receiver_ cco8.9 ChannelFsm class Reference8.9.1 Detailed Description638.10 ChannelInterface Class Reference638.10.1 Detailed Description8.11 cl_ fft_ plan Struct Reference648.11.1 Detailed Description648.12 clFFT Complex Struct Reference648. 12. 1 Detailed Description8. 13 ClFFT Dim 3 Struct Reference8. 13.1 Detailed description658.14 ClFFT_ SplitComplex Struct Reference658. 14.1 Detailed Description658. 15 complex byte to float x2 Class Reference8. 15.1 Detailed description8. 16 complex_ float_to _ complex_ byte Class Reference668.16.1 Detailed Description668. 17 concurrent map< Data> Class Template Reference8.17.1 Detailed description8.18 concurrent_ queue< Data > Class Template Reference8.18.1 Detailed description688.19 ConfigurationInterface Class ReferenceCONTENTS8.19. 1 Detailed Description8.20 ControlMessage Class Reterence698. 20. 1 Detailed Description8.21 ControlMessage Struct Reference698.21. 1 Detailed Description8.22 ControlMessageFactory Class Reference708.22. 1 Detailed Description8. 22.2 Constructor Destructor Documentation8. 22.2. 1 ControlMessage Factory8. 22.2.2 ControlMessage(8.23 Control Thread class Reference8. 23. 1 Detailed Description718.23.2 Constructor Destructor Documentation8.23. 2.1 ControlThreado8. 23.2.2 Control Thread(std: shared_ptr< ContigurationIntertace> configuration)8.23. 2.3 Control Thread(728.23. 3 Member Function Documentation8.23.3. 1 flowgraph7282332run()728.23.3.3 set_control_ queue(boost: shared _ptr< gr: msg_queue control queue)8. 24 cpu multicorrelator Class Reference8.24. 1 Detailed Description8.25 cpu multicorrelator 1 6sc Class Reference8.25. 1 Detailed Description748.26 cshort to float x2 Class Reference748. 26. 1 Detailed Description8.27 cuda multicorrelator Class Reference8.27.1 Detailed Description758.28 direct resampler conditioner cb class Reference758.28. 1 Detailed Descriptiongenerated by DoxygenCONTENTS8.29 direct resampler conditioner cc Class Reference8.29. 1 Detailed description768.30 direct resampler conditioner cs Class Reference8.30. 1 Detailed description8.31 DirectResampler Conditioner Class Reference8.31. 1 Detailed Description788.31.2 Member Function Documentation788.31.2.1 implementation788.32 Fast Correction Struct Reference8. 32 1 Detailed Description8.33 File Configuration Class Reference8.33. 1 Detailed Description798.33.2 Constructor destructor documentation8.33.2. 1 File Configuration(8. 34 File SignalSource Class Reference808.34.1 Detailed Description808.34.2 Member Function Documentation8.34.2.1 implementation(8.35 Fir Filter Class Reference8.35. 1 Detailed Description818.35.2 Constructor Destructor Documentation8.35.2. 1 Fir Filter( ConfigurationInterface *configuration, std: string role, unsigned intreams, unsigned int out_streams)8.35. 2.2 FirFiltero8.35. 3 Member Function Documentation8.35.3. 1 implementation(828.36 FlexibandsignalSource Class Reference828.36. 1 Detailed descripti838.36.2 Member Function Documentatio8.36.2.1 implementation(8. 37 FreqXlating FirFilter Class ReferenceCONTENTSX8.37.1 Detailed Description8.37.2 Member Function Documentation848.37. 2.1 implementation(848.38 FrontEndCal Class Reference848. 38. 1 Detailed description8.38.2 Member function documentation8.38. 2.1 estimate_doppler_ from_ _eph(unsigned int PRN, double toW, double lat, doublelon, double height)8.3822 get ephemeris(),.,.,,.,,,,,,,858.38.2.3 GPS L1 front end model E4000(double f bb true Hz, double f bb_measHz, double fs nominal_ hz, double *estimated_fs_ hz, double *estimated_f if Hz, 85double *tosc_err_ppm)8.38.2.4 set_configuration(std shared_ptr< ConfigurationInterface configuration)858. 39 Galileo Almanac class Reference858.39. 1 Detailed description8. 39.2 Constructor destructor documentation8.39.2.1 Galileo_ Almanac8.40 galileo e1 dl pll veml tracking cc Class Reference8.40. 1 Detailed Descriptio88ember Function Documentation8.40.2.1 general work(int output_ items, gr_ vector_int &ninput_ items. gr vector_constvoid_star &input_items, gr_ vector_ void_ star &output_ _items)8. 41 galileo_e1_ Is_pvt Class Referenc8.41. 1 Detailed Descriptio8. 41.2 Member data documentation8. 41.2.1 d channels898.41. 2.2 galileo_ ephemeris_ map898.42 galileo e1 observables cc Class Reference8.42. 1 Detailed Description8. 43 galileo_e1_pvt_cc Class Reference8.43. 1 Detailed description8. 43.2 Constructor Destructor documentatiCONTENTS8. 43.2.1 galileo_e1_pvt_cc918. 43.3 Member Function documentation8. 3.1 general_work(int output_items, gr vector_int &ninput_items. gr_ vector_constevoid star &input items, gr vector void star &output items)918. 44 Galileo_E1_ Tcp Connector_ Tracking_cc Class Reference8.44.1 Detailed Description8. 45 galileo e1b telemetry decoder cc Class Reference928.45. 1 Detailed description938. 45.2 Member Function Documentation8.45.2. 1 forecast(int noutput_items, gr_ vector_ int &input_items_required8.45. 2.2 general_ work(int output_items, gr- vector_ int &ninput_items. gr_ vector_const+void star &input_items, gr_ vector_ void_ star &output_ items938. 45.2.3 set_channel(int channel8.45.2. 4 set_ decimation(int decimation)8. 45. 2.5 set_ satellite(Gnss_ Satellite satellite)8.46 Galileo E5a Dl Pll Tracking cc Class Reterence8.46. 1 Detailed description48. 47 galileo e5a noncoherentlQ acquisition caf cc class Reference8.47.1 Detailed Description958. 47.2 Constructor Destructor Documentation8.47. 2.1 galileo e5a noncoherentlQ acquisition caf cco8. 47.3 Member Function Documentation968.47. 3.1 general_ work(int output_items, gr_ vector_int &ninput_ items. gr vector_const+void_star &input_items, gr_vector_ void_star &output_items)8.47.32init()968.47.3.3mag(0..968.47.3.4 set active(bool active968.47.3.5 set channel(unsigned int channel)968.47.3.6 set_ doppler_ max(unsigned int doppler_ max)8.47.3.7 set_ doppler_ step(unsigned int doppler step8.47.3.8 set_gnss synchro(Gnss Synchro *p_gnss_ synchro8.47.3.9 set_local_code(std: complex< float >*code, std: complex< float > *code Q)97

自己用TI例程修的DSP28335的SCI中FIFO的485中断收发通信，亲测可用。

poi-3.9的jar包,包含dom4j/stax-api-1.0.1/xmlbeans-2.3.0

基于MATLAB2016b，搭建的Mayr电弧模型“实现模型“，可直接仿真出间歇性电弧的电压、电流波形及其伏安特性。电弧模型模块已封装完成，可自行修改参数，亦可对电路其他部分参数进行修改。

C++算法大全及面试题详解资料包包含两个word文档，一个C++算法大全，一个C++面试经典题及答案详解（包含大量代码）。这两份资料整理了C++的常见算法、常见考点和重要知识技巧，内容齐全，涵盖各类应试考点，满满干货（代码里程多）。这份精细资料旨在为大家面试面试C++程序员或算法工程师提供一些有用参考。

非线性系统的反馈线性化是近年来引起人们极大兴趣的一种非线性控制系统设计方法。这种方法的思路是通过状态或输出的反馈，将一个非线性系统的动态特性变成（全部或部分）线性的动态特性，从而可以应用熟知的线性控制的方法对系统进行设计与控制。

ros基础入门学习，全面，代码都有，包括ros的安装配置等

RTKLIB是日本东京海洋大学开发（Tokyo University of Marine Science and Technology）开发的一个开放源程序包，供标准与精确GNSS全球导航卫星系统应用。RTKLIB包括一个可移植的程序库和几个应用程序（AP）库。RTKLIB的特点：（1）支持标准的和精确的定位算法：GPS，GLONASS，QZSS准天顶卫星系统,北斗和SBAS（2）支持多种定位模式与GNSS实时和后处理：单点，DGPS / DGNSS，动态的，静态的，移动基线，定点，PPP运动，PPP静态和PPP定点（3）支持多种标准格式和协议GNSS：RINEX 2.10，2.

密码算法主要分为四大部分，分别是分组密码、公钥密码、Hash算法和数字签名算法，其中分组密码包括DES、AES和SM4算法；公钥算法包括RSA公钥密码算法、ECC密码算法和SM2密码算法；Hash算法包括SHA-1算法、SHA-3算法和SM3算法；数字签名算法包括ECC签名算法和DSA签名算法。

可以进行行人检测的简单代码，测试有效，可以执行，运行结果良好