Abstract: Provided a CPG scheduling method and system. The method includes that: peak cancellation components generate and send a CPG calling request to a CPG scheduling component; the CPG scheduling component configures at least one CPG to the peak cancellation component corresponding to the CPG calling request from a CPG sharing resource pool to generate at least one cancellation pulse according to a scheduling strategy and the CPG calling request; and the CPG scheduling component receives the at least one cancellation pulse generated by the at least one configured CPG according to the CPG calling request, and transmits the at least one cancellation pulse to the peak cancellation components corresponding to the CPG calling request to implement peak cancellation processing. By implementing the present disclosure, the problem of incapability in accomplishing all peak cancellation tasks of a peak cancellation component of a certain stage in the related art is solved.

Abstract: Provided are a method and vector computing unit for implementing de-scrambling and de-spreading, and a computer storage medium. The method includes that: an operation of complex multiplication on baseband data and corresponding de-scrambling and de-spreading codes is performed by adopting data transformation and addition, and data obtained by the complex multiplication is stored into a vector register file; a row of data obtained by the complex multiplication is read from the vector register file, every two adjacent pieces of data in the row of data are accumulated to obtain a half row of data, a ¼ row of data, and finally one piece of accumulated data; and the accumulation processing is continued on other rows of data to implement accumulation of each row of data obtained by the complex multiplication in the vector register file.

Abstract: A method, an apparatus and an LTE terminal for determining a CQI value are provided and belongs to the field of mobile communications. The method for determining a CQI value includes that a terminal establishes a correspondence between an effective SNR threshold and a CQI value, the terminal acquires a mean effective SNR in a downlink subframe specified bandwidth, and the terminal determines, according to the acquired mean effective SNR and the correspondence, a CQI value to be sent to a base station. The technical scheme of the disclosure is applicable to various different frequency selective fading channels and different signal transmission modes and can be implemented in a low-complexity way.

Abstract: A message processing method and device, the method comprises: allocating a node to an input message in a cache space for saving the message, and taking the location corresponding to the cache space as index information of a descriptor of the message; and extracting the descriptor information of the message; framing and saving the descriptor information and node information of the message in a node linked list. The abovementioned solution can achieve uniform memory of unicast and multicast messages, and the descriptor linked list corresponds to the packet entity caching resource, thereby significantly reducing the overheads for managing the unicast and multicast messages, so as to improve the node aggregation capability.

Abstract: Provided are a method and device for buffer processing in a System on Chip (SoC). The method includes that when a first datum of a first user needs to be buffered, a current storage start address is read, the first datum is stored into a buffer space from the current storage start address, wherein the buffer space occupied by the first datum is a first buffer space; corresponding to the first datum, storage location information including a start address and a space length of the first buffer space is saved, so that when the first datum needs to be read, the first buffer space is located according to the start address and the space length, and the first datum is read from the first buffer space; the current storage start address is updated with a next address of the first buffer space, so that next data needing to be buffered is buffered from the updated current storage start address.

Abstract: A domain handover method and system for a GSM terminal are described, a terminal protocol stack receiving a handover command from a network side, and notifying a physical layer to release a physical channel with a current cell, sending a synchronization request to the physical layer, after receiving a fed-back synchronization acknowledgement message, sending the physical layer a residence request carrying a system message of a handover target cell from the network side, after receiving a residence acknowledgement message from the physical layer, sending the physical layer a handover request carrying a handover type and a range of TA values. The physical layer judges whether to continue the PS handover or not according to a parameter carried in the handover request and the stored TA value. When continuing the PS handover, the terminal protocol stack instructs the physical layer to establish a physical channel with the target cell.

Abstract: The present disclosure discloses a method for allocating a dynamic frame structure of a Time Division Duplexing (TDD) LTE system, including the steps that: an Evolved NodeB (eNB) sends a Radio Resource Control (RRC) information of entering a state of dynamically allocating the frame structure to a User Equipment (UE), and sends the configuration information of the frame structure in a Physical Downlink Control Channel (PDCCH); and after receiving the information, the UE detects the configuration information of the frame structure in the PDCCH, and allocates the frame structure to be adopted in the next configuration period according to the detected configuration information. Moreover, the present disclosure may further disclose a system for allocating a dynamic frame structure of a TDD system and an eNB. Through the solution of the present disclosure, the variation period of the frame structure of the TDD system can be shortened and the transmission of asymmetrical service can be supported better.

Abstract: Provided are a method and device for searching a cell, and the method comprises: timeslot synchronization is performed; a primary scrambling code group is identified and a frame synchronization is performed according to hashed values of code numbers of secondary synchronization codes (SSCs) in any several consecutive timeslots; and a primary scrambling code is obtained in the primary scrambling code group according to the primary scrambling code group, so as to complete cell searching.

Abstract: The present disclosure discloses a method and device for determining a position, and a computer storage medium. The method includes that a first power value for a SYNC-NL segment within a DwPTS, a second power value for a first GP segment which precedes the SYNC-NL segment, a third power value for a second GP segment which follows the SYNC-NL segment, and a fourth power value for a time slot 0 are acquired; an eigenvalue of the DwPTS is calculated according to the first power value, the second power value, the third power value and the fourth power value; and the position of the DwPTS is determined according to the eigenvalue.

Abstract: Provided are an anti-sampling offset processing method and apparatus for channel estimation in a wireless communication system, and the method includes: a main path threshold and a first side lobe threshold are acquired based on a result of IFFT during the channel estimation, wherein the first side lobe threshold is smaller than the main path threshold; a noise reduction threshold and a second side lobe threshold are acquired based on a measurement result of Interference on Signal Code Power (ISCP), wherein the second side lobe threshold is smaller than the noise reduction threshold; a predetermined number of strongest paths are selected from main paths determined according to the main path threshold and the noise reduction threshold and a predetermined number of paths adjacent to the strongest paths are labelled as side lobes; and the paths labelled as side lobes are selected according to a final threshold and paths equal to or larger than the final threshold are reserved for participation of subsequent demo

Abstract: The disclosure discloses a Software Defined Radio (SDR)-based radio communication transmission system. A front-end analog interface unit, a Digital-to-Analog (D/A) and Analog-to-Digital (A/D) conversion unit, a core processing unit and a storage unit adopt the universal bus for interconnection and interworking. The core processing unit is configured to acquire the front-end processed data from the front-end analog interface unit, and to choose to transmit the front-end processed data to the D/A and A/D conversion unit by the control of the universal bus according to whether the radio communication standard of the current data accords with the current working mode.

Abstract: The disclosure discloses a method of supporting arbitrary replacement of multiple data units, which includes: configuring patterns for arbitrary position replacement of N data units; and during a process of data unit replacement, performing a replacement operation on the N data units according to the configured patterns. The disclosure further discloses a device of supporting arbitrary replacement of multiple data units. By means of the method and device, an occupied area of a data unit replacement circuit in a chip can be decreased, and power consumption can be reduced.

Abstract: A cell processing method and device for a Switch Fabric (SF) chip are disclosed, which belong to the field of communications. The SF chip includes a unicast route table, which is multiplexed in two working modes and is looked up according to a unicast cell, and a multicast route table, which is multiplexed in the two working modes and is looked up according to a multicast cell. The cell processing method for an SF chip includes: the SF chip receives a cell and an input link number corresponding to the cell from an upstream apparatus and extracts a destination Identifier (ID) of the cell; the SF chip looks up a route table according to a working mode of the SF chip, the destination ID and the input link number to determine a first bitmap corresponding to the cell; and the SF chip performs load balancing on the first bitmap to obtain a second bitmap and outputs the cell to a downstream apparatus according to the second bitmap.

Abstract: A method and apparatus for achieving China Mobile Multimedia Broadcasting (CMMB) diversity reception are disclosed. The method includes: acquiring respective Analogue-to-Digital Converter (ADC) data of two antennas; respectively conducting a synchronization and Fast Fourier Transform (FFT) operation on the ADC data of the two antennas, acquiring delay information about the two antennas, and according to an operation result, selecting a signal to noise ratio (SNR) configuration parameter; according to the delay information, conducting delay compensation on the operated data; and according to the selected SNR configuration parameter, merging the data of the two antennas on which the delay compensation is conducted, and outputting the data. The method and apparatus are able to acquire a signal with extremely small interference and acquire a higher mobile performance.