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Internet of things device random access method and system based on massive mimo technology
An Internet of things (IoT) device random access method based on a massive MIMO technology is disclosed, and a cellular IoT communication system using the random access method is also disclosed. In the method, multiples users access a base station by using the same preamble sequence, the users accessing the... Shanghai Research Center For Wireless Communications
Inter-network interference coordination method
Disclosed is a network interference coordination method in a co-primary spectrum sharing scenario. The method comprises the following steps: a first network and a second network negotiate an inter-network shared band, the shared band being in a shared spectrum pool; the first network evaluates inter-network interference; the first network determines... Shanghai Research Center For Wireless Communications
Inter-network shared frequency spectrum optimization system and method
Disclosed are an inter-network shared frequency spectrum optimization system and method. In the optimization method, a frequency spectrum resource allocated to a first network in a shared frequency spectrum pool comprises a frequency spectrum resource occupied by an OPEN mode base station in a first cell cluster, and a frequency... Shanghai Research Center For Wireless Communications
The present invention discloses a method for fusing baseband resources between networks of different standards. The method includes the following steps: performing coding on baseband data by using a coding scheme of a first network, and then performing modulation by using a modulation scheme of a second network. The present... Shanghai Research Center For Wireless Communications
Uplink resource sharing method, base station and terminal
The present invention discloses an uplink resource sharing method, base station and terminal, wherein, the uplink resource sharing method comprises: performing the LBT on a granted subframe, allocated to a terminal by a base station, by the terminal; transmitting data if the LBT is finished on the granted subframe; and... Shanghai Research Center For Wireless Communications
Uplink pilot sequence allocation method in massive mimo system and base station thereof
An uplink pilot sequence allocation method in a massive MIMO system is disclosed, the system including the master base station in the master cell and a neighboring base station in a neighboring cell, including: the neighboring base station comparing a primary eigen-space between a user group of the neighboring cell... Shanghai Research Center For Wireless Communications
Uplink resource scheduling method, terminal and base station
The present invention discloses an uplink resource scheduling method, and also discloses a corresponding terminal and base station. In the method, a base station calculates an uplink resource required to grant to a terminal by a base station according to a split bearer data ratio, and then performs uplink resource... Shanghai Research Center For Wireless Communications
Hybrid monitoring-sleeping wireless sensor and wireless sensor
A hybrid monitoring-sleeping method of wireless sensor and the wireless sensor are provided by the present invention, during N (N=N1+N2) monitoring-sleeping period, the wireless sensor monitors with the first monitoring duration, the wake-up data packet transmitted by the data acquisitor or the mobile terminal in the N1 monitoring-sleeping periods, and... Shanghai Research Center For Wireless Communications
Coordination method between access points using unlicensed frequency band
A coordination method between access points using unlicensed frequency bands and a network control node using this method are disclosed. The method includes: the first access points adjusting transmission parameters thereof to increase channel access probability of the first access points; and the second access points adjusting transmission parameters thereof... Shanghai Research Center For Wireless Communications
Method for sharing frequencty spectrum between networks
Disclosed is a network frequency spectrum sharing method, a user terminal of the present network sending a network signal strength measurement report of the different network to a home base station; an operation management node of the present network, based on the network signal strength measurement report calculating a network... Shanghai Research Center For Wireless Communications