交付項目:
(1) Baseband and MAC simulation platform supporting baseline LTE-R9 UEs and MTC UEs consist of the following features: - Integrated with LTE-R9 UE model and with the following additional features. - Low power Cat 0 UE architecture - Single antenna port, single layer transmission and reception - TDD, FDD, and HD-FDD modes - Diversity processing of PBCH and PRACH signals for coverage extension. - TTI bundling, SPS, and QoS scheduling for signaling overhead reduction, and traffic adaptation. (2) LTE MTC UE reference design implemented on a commercially available SoC device consist of the following features: - Integrated with LTE-R9 UE model and with the following additional features. - Low power Cat 0 UE architecture - Single antenna port, single layer transmission and reception - TDD, FDD, and HD-FDD modes - Diversity processing of PBCH and PRACH signals for coverage extension. - TTI bundling, SPS, and QoS scheduling for signaling overhead reduction, and traffic adaptation. (3) Test infrastructure to verify and validate 3GPP Layer 1 and Layer 2 requirements consist of the following features: - Integrated with LTE-R9 UE model and with the following additional features. - Low power Cat 0 UE architecture - Single antenna port, single layer transmission and reception - TDD, FDD, and HD-FDD modes - Diversity processing of PBCH and PRACH signals for coverage extension. - TTI bundling, SPS, and QoS scheduling for signaling overhead reduction, and traffic adaptation. = Notes = Cat 0: Category 0 DL: Downlink FDD: Frequency Division Duplex HD-FDD: Half-Duplex Frequency Division Duplex LTE-R9: LTE Release 9 MAC: Media Access Controller MTC: Machine Type Communications PBCH: Physical Broadcast Channel PRACH: Physical Random Access Channel SoC: System on a Chip SPS: Semi-Persistent Scheduling TDD: Time Division Duplex TTI: Transmit Time Interval UE: User Equipment UL: Uplink
描述:
本项目旨在开发和研究LTE机器类型通讯（MTC）基带技术，以满足将来市场对机器类型通讯应用日益增长的需求。不同於常规的用户与用户之间的通讯，MTC侧重於无需用户的辅助的设备之间的通讯。市场预计LTE机器类型通讯会有十分广阔的应用前景，例如用来打造智能城市的基础设施，用於跟踪和监视系统，用於计费和付费系统等等。但同时，开发MTC技术将面临诸多技术挑战，例如减少用户终端的成本，增强系统的覆盖能力，处理巨大的终端设备接入量，优化不同数据类型的流量。本项目旨在提供LTE MTC终端的解决方案和技术支持。 本项目成果包括：（1）支持基础LTE-R9终端 和MTC 终端的基带和MAC层仿真平台（2）LTE MTC终端的参考设计（3）LTE MTC 终端测试设施以核实和验證3GPP标準要求（4）一个LTE MTC基带技术的专利申请。 LTE MTC终端基带和MAC层的主要技术包括：（1）LTE-R9 UE模型（2）低功耗Cat 0终端设计（3）单天线，单层传输和接收（4）TDD，FDD和HD-FDD模式（5）分集处理的覆盖範围扩展（6）TTI Bundling，SPS和QoS调度。 ASTRI拥有丰富的LTE小基站的研发经验，并提供世界领先的小基站技术解决方案。通过本项目和过往的开发成果，ASTRI能提供一套更加完善的LTE系统级解决方案。同时，本项目还能为芯片供应商和设备製造商提供和创造更多的LTE市场份额。目前已有多家厂商对ASTRI表现出积极的合作意向，并希望商业化本项目的开发和研究成果。其中，TCL和Sunwave已经承诺为本项目提供技术和资金的支持。同时，还有如MediaTek, Freescale等公司正在与ASTRI积极接洽中，寻求将本项目的研发成果商业化和市场化的机会。
