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    • 4. 发明授权
    • Synchronous access method, and communication device and system in frequency hopping radio communication
    • 同步接入方式,以及跳频无线电通信中的通信设备和系统
    • US09008149B2
    • 2015-04-14
    • US14068370
    • 2013-10-31
    • Siemens Medical Instruments Pte. Ltd.Siemens Ltd., China
    • Simon HuettingerMattias LampeJie Zhang
    • H04B1/7156
    • H04B1/7156H04B2001/71563
    • A method performs synchronous access between a first communication device and a second communication device. The first communication device adopts N frequency hopping channels and performs frequency hopping in a predetermined frequency hopping sequence and at a predetermined frequency hopping time interval. The first communication device sends a broadcast beacon over the N frequency hopping channels with a cycle of M times the predetermined frequency hopping time interval. The broadcast beacon carries general information including synchronization information. M and N are both natural numbers. The second communication device receives the broadcast beacon over any one frequency hopping channel of the N frequency hopping channels to acquire the synchronization information. The second communication device exchanges information with the first communication device for access. This flexible, simple and easy-to-implement synchronous access solution achieves high-efficiency utilization and good anti-interference of a bandwidth, and allows rapid and reliable synchronization with low power consumption.
    • 一种方法在第一通信设备和第二通信设备之间执行同步接入。 第一通信装置采用N个跳频信道,并且在预定的跳频序列中以预定的跳频时间间隔执行跳频。 第一通信设备以预定的跳频时间间隔的M倍的周期在N个跳频信道上发送广播信标。 广播信标包含包含同步信息的一般信息。 M和N都是自然数。 第二通信装置通过N个跳频信道的任何一个跳频信道接收广播信标,以获取同步信息。 第二通信装置与第一通信装置交换信息进行接入。 这种灵活,简单和易于实现的同步存取解决方案实现了高效率利用和良好的带宽抗干扰能力,并且能够以低功耗实现快速可靠的同步。