针对中烟成品卷烟集并库管理中存在的库存信息滞后、追溯困难等问题,提出一种条码与射频识别(Radio Frequency Identification,RFID)技术协同的全程追溯解决方案。通过优化扫码器与RFID读写器部署策略,建立件烟状态实时反馈机制(已入库...针对中烟成品卷烟集并库管理中存在的库存信息滞后、追溯困难等问题,提出一种条码与射频识别(Radio Frequency Identification,RFID)技术协同的全程追溯解决方案。通过优化扫码器与RFID读写器部署策略,建立件烟状态实时反馈机制(已入库/已分道/已组包/已出库),实现从入库到出库的全生命周期数据闭环。实际验证表明,该系统可降低人工操作错误率47%,提升库存信息准确率至99.8%。展开更多
Shortening is a standard rate-matching method for polar codes in wireless communications.Since polarization-adjusted convolu⁃tional(PAC)codes also have a block length limited to the integer powers of two,they also req...Shortening is a standard rate-matching method for polar codes in wireless communications.Since polarization-adjusted convolu⁃tional(PAC)codes also have a block length limited to the integer powers of two,they also require rate-matching.To this end,we first analyze the limitations of existing shortening patterns for PAC codes and explore their feasibility.Subsequently,we propose a novel shortening scheme for PAC codes based on list decoding,where the receiver is allowed to treat the values of the deleted bits as undetermined.This ap⁃proach uses a specialized PAC codeword and activates multiple decoding paths during the initialization of list decoding,enabling it to achieve the desired reliability.展开更多
文摘针对中烟成品卷烟集并库管理中存在的库存信息滞后、追溯困难等问题,提出一种条码与射频识别(Radio Frequency Identification,RFID)技术协同的全程追溯解决方案。通过优化扫码器与RFID读写器部署策略,建立件烟状态实时反馈机制(已入库/已分道/已组包/已出库),实现从入库到出库的全生命周期数据闭环。实际验证表明,该系统可降低人工操作错误率47%,提升库存信息准确率至99.8%。
基金supported in part by the National Natural Sciences Foun⁃dation of China(NSFC)under Grant Nos.62301185 and 62027802in part by ZTE Industry⁃University-Institute Cooperation Fundsin part by The Major Key Project of PCL under Grant No.PCL2024A01.
文摘Shortening is a standard rate-matching method for polar codes in wireless communications.Since polarization-adjusted convolu⁃tional(PAC)codes also have a block length limited to the integer powers of two,they also require rate-matching.To this end,we first analyze the limitations of existing shortening patterns for PAC codes and explore their feasibility.Subsequently,we propose a novel shortening scheme for PAC codes based on list decoding,where the receiver is allowed to treat the values of the deleted bits as undetermined.This ap⁃proach uses a specialized PAC codeword and activates multiple decoding paths during the initialization of list decoding,enabling it to achieve the desired reliability.
