Multi-antenna solution for mobile handset

A method for a mobile terminal with multi-antenna based on CDMA, comprising:

• (a) transforming received multi-channel radio frequency signals based on CDMA to multi-channel baseband signals;
• (b) combining said multi-channel baseband signals into single-channel baseband signals according to control information received one-off when a multi-antenna baseband processing is enabled;
• and
• (c) baseband processing said single-channel baseband signals.

A multi-antenna processing device, comprising:

• a plurality of spatial filters, each of the plurality of spatial filters setting its working modes according to received instruction, and processing multi-channel baseband signals according to received information related to spatial features of signals of each specific path to separate signals of said each specific path from mixed signals;
• a combiner, for combining signals outputted from each of said spatial filters according to received synchronization information and said instruction;
• a synchronization module, for providing said information related to spatial features of signals of each specific path to the plurality of spatial filters according to said instruction and said input multi-channel baseband signals, and providing said synchronization information to said combiner;
• and
• a controller, for providing said instruction to said synchronization module, the plurality of spatial filters and said combiner according to received control information.

A multi-antenna processing device, comprising:

• a plurality of processing modules corresponding to a plurality of transmit antennas in a wireless communication system, receiving and processing signals from the plurality of transmit antennas, wherein
• each of said processing modules corresponding to transmit antennas is composed of a group of spatial filters, and receives and processes signals from a specific transmit antenna, wherein
• said group of spatial filters includes a plurality of spatial filters, each setting its working mode according to received instruction and processing multi-channel baseband signals according to received information related to spatial features of signals of each specific path to separate signals of each specific path mixed signals;
• a combiner, for combining signals outputted from said each group of spatial filters according to received synchronization information and said instruction;
• a synchronization module, for providing said information related to spatial features of signals of each specific path to said each group of spatial filters in said each processing module corresponding to transmit antenna according to said instruction and said input multi-channel baseband signals, and providing said synchronization information related to signals transmitted by the plurality of transmit antennas to said combiner;
• and
• a controller, for providing said instruction to said synchronization module, the plurality of spatial filters in said each processing module corresponding to transmit antennas and said combiner according to received control information.

A mobile terminal, comprising:

• a transmitting means, for transmitting signals via an uplink;
• a receiving means, wherein the receiving means includes:
• a plurality of groups of radio frequency signal processing modules, for transforming received multi-channel radio frequency signals to multi-channel baseband signals;
• a multi-antenna module, combining said multi-channel baseband signals outputted from the plurality of groups of radio frequency signal processing modules into single-channel baseband signals according to control information received one-off when said multi-antenna module enables a multi-antenna baseband processing;
• and
• a baseband processing module, providing said control information to said multi-antenna module and baseband processing said single-channel baseband signals outputted from said multi-antenna module.