Patent ID: 8295382
Filing Date: 2012-10-23
Classification: H04B

Abstract:
1. An antenna multiplexing system of a smart antenna and a Multiple-Input Multiple-Output antenna, comprising an MIMO antenna array and a smart antenna array, the smart antenna array comprises a number of antenna elements, spacing of adjacent antenna elements being smaller than or equal to ½ wavelength, and the MIMO antenna array consists of at least two antenna elements with dependence satisfying requirements of MIMO application; the antenna multiplexing system further comprising a transmitting processing device configured for controlling the MIMO antenna array and the smart antenna array to transmit a data to a mobile terminal; and the transmitting processing device comprises: a determining module configured for determining a transmitting mode according to a type of a data to be transmitted, correspondingly processing the data to be transmitted under the transmitting mode and controlling transmission of the data; an MIMO antenna array transmitting processing module configured for transmitting a control information data or an MBMS (Multimedia Broadcasting and Multicasting Service) service data to all mobile terminals in a cell through the MIMO antenna array according to the transmitting mode; and a smart antenna array transmitting processing module configured for transmitting a general service data to a single target mobile terminal in the cell through the smart antenna array according to the transmitting mode, wherein the determining module further comprises: a transmitting mode determining unit configured for determining the transmitting mode according to the type of the data to be transmitted: a data channel code, scrambling code and intermediate code assigning unit configured for selecting and assigning a corresponding channel code, scrambling code and intermediate code to the data to be transmitted of different types according to the transmitting mode; a data spread spectrum processing unit configured for performing spread spectrum processing on the data to be transmitted according to the channel code and scrambling code; a multiplexing unit configured for multiplexing the data to be transmitted after spread spectrum processing and the corresponding intermediate code to constitute a burst; an ON/OFF controller provided on a transmitting path of the multiplexing unit; and a transmitting mode control unit configured for transmitting the burst through one of the MIMO antenna array transmitting processing module and the smart antenna array transmitting processing module by controlling the ON/OFF controller according to the transmitting mode determined by the transmitting mode determining unit.