机械工程与自动化
機械工程與自動化
궤계공정여자동화
MECHANICAL ENGINEERING & AUTOMATION
2013年
2期
54-56
,共3页
循环冗余校验%置信度%蛮力纠错%ADS-B接收机系统%FPGA
循環冗餘校驗%置信度%蠻力糾錯%ADS-B接收機繫統%FPGA
순배용여교험%치신도%만력규착%ADS-B접수궤계통%FPGA
CRC%confidence%brute force error correction%ADS‐B receiver system%FPGA
介绍了ADS -B接收机算法系统组成,阐述了循环冗余校验(CRC)算法,提出了基于置信度判定的蛮力纠错算法;基于ADS -B系统,给出了实现系统信号纠错检错处理流程图,并在FPGA中实现了仿真.硬件仿真表明,本算法很好地实现了信号校验和纠错,提高了ADS -B系统信号传输的可靠性.
介紹瞭ADS -B接收機算法繫統組成,闡述瞭循環冗餘校驗(CRC)算法,提齣瞭基于置信度判定的蠻力糾錯算法;基于ADS -B繫統,給齣瞭實現繫統信號糾錯檢錯處理流程圖,併在FPGA中實現瞭倣真.硬件倣真錶明,本算法很好地實現瞭信號校驗和糾錯,提高瞭ADS -B繫統信號傳輸的可靠性.
개소료ADS -B접수궤산법계통조성,천술료순배용여교험(CRC)산법,제출료기우치신도판정적만력규착산법;기우ADS -B계통,급출료실현계통신호규착검착처리류정도,병재FPGA중실현료방진.경건방진표명,본산법흔호지실현료신호교험화규착,제고료ADS -B계통신호전수적가고성.
@@@@This paper introduced the composition of ADS‐B receiver algorithm system ,described the cyclic redundancy check (CRC) algorithm ,and proposed brute force error correction algorithm based on confidence declaration .Based on ADS‐B system ,the flow chart realizing the system signal error correction was presented ,and the simulation results were obtained and analyzed in FPGA . Hardware simulation demonstrated that this algorithm successfully realized the signal check and error correction which could improve the signal transmission reliability of ADS‐B system .
