Abstract: The present invention discloses a kelp harvester. The kelp harvester includes a ship body and a U-shaped tripping piece, where two working chain racks are symmetrically arranged on both sides of the ship body; each working chain rack is provided with a chain and a chain driving device used to drive the chain to operate; multiple rope clamping devices are fixedly arranged on each chain; the rope clamping devices can clamp main ropes, so that when the chains operate, the rope clamping devices can drive the ship body to move along with the operation of the chains; the U-shaped tripping piece is rotatablely connected to the ship body through a hinge; and the ship body is further fixedly provided with a limiting baffle, and the limiting baffle limits the U-shaped tripping piece to stopping rotation when the U-shaped tripping piece is in a vertical state.

Abstract: A signal transmission method is performed by a base station. The method includes: determining, a first carrier signal that is to be sent in a first cell on a first carrier and a second carrier signal that is to be sent in a second cell on a second carrier; mapping, the first carrier signal and the second carrier signal to N physical ports of an RRU, so that within a same OFDM symbol, a type B symbol used to transmit a pilot in the first carrier signal and a type B symbol used to transmit a pilot in the second carrier signal are mapped to different physical ports, and a total power of signals sent on each of N physical channels is not greater than a rated power of the RRU; and sending, the first carrier signal and the second carrier signal through the N physical ports.

Abstract: The present disclosure discloses a scene audio effect controlling method and apparatus. The method includes: setting an intersection area between a first scene and a second scene, where the intersection area includes a first parameter control line for performing audio effect control on the first scene and a second parameter control line for performing audio effect control on the second scene; determining a position parameter of a game role in the intersection area; determining, respectively on the first parameter control line and the second parameter control line, a first scene audio effect control parameter and a second scene audio effect control parameter that correspond to the position parameter; and setting a first scene audio effect according to the first scene audio effect control parameter and setting a second scene audio effect according to the second scene audio effect control parameter.

Abstract: The present invention discloses a kelp harvester. The kelp harvester includes a ship body and a U-shaped tripping piece, where two working chain racks are symmetrically arranged on both sides of the ship body; each working chain rack is provided with a chain and a chain driving device used to drive the chain to operate; multiple rope clamping devices are fixedly arranged on each chain; the rope clamping devices can clamp main ropes, so that when the chains operate, the rope clamping devices can drive the ship body to move along with the operation of the chains; the U-shaped tripping piece is rotatablely connected to the ship body through a hinge; and the ship body is further fixedly provided with a limiting baffle, and the limiting baffle limits the U-shaped tripping piece to stopping rotation when the U-shaped tripping piece is in a vertical state.

Abstract: A signal transmission method is performed by a base station. The method includes: determining, a first carrier signal that is to be sent in a first cell on a first carrier and a second carrier signal that is to be sent in a second cell on a second carrier; mapping, the first carrier signal and the second carrier signal to N physical ports of an RRU, so that within a same OFDM symbol, a type B symbol used to transmit a pilot in the first carrier signal and a type B symbol used to transmit a pilot in the second carrier signal are mapped to different physical ports, and a total power of signals sent on each of N physical channels is not greater than a rated power of the RRU; and sending, the first carrier signal and the second carrier signal through the N physical ports.

Abstract: A method and an apparatus for continuous playback of a sound file are described. The method includes: receiving a first playback instruction, where the first playback instruction is used for playing continuously a sample sound file; obtaining, according to the first playback instruction, a time point for ending continuous playback corresponding to the first playback instruction; searching, according to the time point for ending the continuous playback, for a playback time value of the sample sound file corresponding to the time point; and starting, at the time point for ending the continuous playback, to play sound data of the sample sound file after the playback time value.

Abstract: Embodiments of the present invention provide a multi-sector MIMO active antenna system and a communications device, where the multi-sector MIMO active antenna system includes N columns of dual-polarized antennas, where each column of dual-polarized antennas includes one column of antenna units in a first polarization direction and one column of antenna units in a second polarization direction, antenna array elements in an antenna unit in the first polarization direction are set to have a first antenna downtilt and serve a first sector, and antenna array elements in an antenna unit in the second polarization direction are set to have a second antenna downtilt and serve a second sector.

Abstract: A playback request processing method and apparatus belongs to the field of computer technologies. The method includes: receiving a playback request sent by a sound source; determining whether a sound diffusion range of the sound source is within a current receiving range of a recipient; and processing the playback request if the sound diffusion range of the sound source is within the current receiving range of the recipient. In the present disclosure, it is determined according to the received playback request sent by the sound source that the sound diffusion range of the sound source is within the current receiving range of the recipient, and whether to process the playback request sent by the sound source is determined according to a determination result.

Abstract: The present disclosure discloses a method and an apparatus for sound processing in a three-dimensional virtual scene. The method includes: acquiring, by a three-dimensional program engine, a sound processing request of a sound source point in a virtual scene; invoking a corresponding head-response transfer function (HRTF) according to a three-dimensional coordinate position relationship between the sound source point and a sound recipient in the virtual scene; modifying a parameter value of the HRTF according to the virtual scene where the sound source point is located; and performing filtering and delaying processing on a sound signal of the sound source point by using the modified HRTF.

Abstract: The present disclosure relates to a positioning method and apparatus in a three-dimensional space of reverberation. The method includes the following steps: constructing a three-dimensional space frame surrounding a point sound source and a sound receiver, and acquiring barycentric coordinates of the three-dimensional space frame; establishing an X-Y coordinate system by using the barycentric coordinates as the origin; determining a vector from the sound receiver to the barycentric coordinates and a facing angle between the sound receiver and the barycentric coordinates according to the established X-Y coordinate system; and obtaining reverberation intensity through calculation according to the vector from the sound receiver to the barycentric coordinates and the facing angle between the sound receiver and the barycentric coordinates, and using the reverberation intensity as a control parameter.

Abstract: The present disclosure discloses a method and an apparatus for sound processing in a three-dimensional virtual scene. The method includes: acquiring, by a three-dimensional program engine, a sound processing request of a sound source point in a virtual scene; invoking a corresponding head-response transfer function (HRTF) according to a three-dimensional coordinate position relationship between the sound source point and a sound recipient in the virtual scene; modifying a parameter value of the HRTF according to the virtual scene where the sound source point is located; and performing filtering and delaying processing on a sound signal of the sound source point by using the modified HRTF.

Abstract: A method and an apparatus for continuous playback of a sound file are described. The method includes: receiving a first playback instruction, where the first playback instruction is used for playing continuously a sample sound file; obtaining, according to the first playback instruction, a time point for ending continuous playback corresponding to the first playback instruction; searching, according to the time point for ending the continuous playback, for a playback time value of the sample sound file corresponding to the time point; and starting, at the time point for ending the continuous playback, to play sound data of the sample sound file after the playback time value.

Abstract: The present disclosure relates to a positioning method and apparatus in a three-dimensional space of reverberation. The method includes the following steps: constructing a three-dimensional space frame surrounding a point sound source and a sound receiver, and acquiring barycentric coordinates of the three-dimensional space frame; establishing an X-Y coordinate system by using the barycentric coordinates as the origin; determining a vector from the sound receiver to the barycentric coordinates and a facing angle between the sound receiver and the barycentric coordinates according to the established X-Y coordinate system; and obtaining reverberation intensity through calculation according to the vector from the sound receiver to the barycentric coordinates and the facing angle between the sound receiver and the barycentric coordinates, and using the reverberation intensity as a control parameter.

Abstract: A playback request processing method and apparatus belongs to the field of computer technologies. The method includes: receiving a playback request sent by a sound source; determining whether a sound diffusion range of the sound source is within a current receiving range of a recipient; and processing the playback request if the sound diffusion range of the sound source is within the current receiving range of the recipient. In the present disclosure, it is determined according to the received playback request sent by the sound source that the sound diffusion range of the sound source is within the current receiving range of the recipient, and whether to process the playback request sent by the sound source is determined according to a determination result.

Abstract: The present disclosure discloses a scene audio effect controlling method and apparatus. The method includes: setting an intersection area between a first scene and a second scene, where the intersection area includes a first parameter control line for performing audio effect control on the first scene and a second parameter control line for performing audio effect control on the second scene; determining a position parameter of a game role in the intersection area; determining, respectively on the first parameter control line and the second parameter control line, a first scene audio effect control parameter and a second scene audio effect control parameter that correspond to the position parameter; and setting a first scene audio effect according to the first scene audio effect control parameter and setting a second scene audio effect according to the second scene audio effect control parameter.

Abstract: A sound effect adjusting method and apparatus are provided. The method includes: determining an initial sound effect intensity value corresponding to each object currently selected; determining, according to the initial sound effect intensity value corresponding to each object currently selected, a sound effect intensity value corresponding to each type of object currently selected; acquiring a state of each type of object currently selected; adjusting, according to the state of each type of object currently selected, the sound effect intensity value corresponding to each type of object; and combining, according to adjusted sound effect intensity values of all types of objects currently selected, sound effects corresponding to all the types of objects, and using the combined sound effects as a sound effect adjustment result.

Abstract: Embodiments of the present invention provide a method for optimizing a neighboring cell, a base station, and a system. The method includes: detecting, by the base station corresponding to the second cell, that a terminal in the second cell reports an unidentified physical identifier PCI; and obtaining a global cell identity GCI corresponding to the unidentified PCI, and determining that a cell corresponding to the GCI is an un-configured neighboring cell of the first cell; and sending, by the base station corresponding to the second cell, information about the un-configured neighboring cell to a base station BSS or an operations support system OSS, which is corresponding to the first cell, so that the BSS or OSS obtains the un-configured neighboring cell of the first cell according to the information of the un-configured neighboring cell, and adds the un-configured neighboring cell to a neighboring cell list of the first cell.

Abstract: Embodiments of the present invention provide a method for optimizing a neighboring cell, a base station, and a system. The method includes: detecting, by the base station corresponding to the second cell, that a terminal in the second cell reports an unidentified physical identifier PCI; and obtaining a global cell identity GCI corresponding to the unidentified PCI, and determining that a cell corresponding to the GCI is an un-configured neighboring cell of the first cell; and sending, by the base station corresponding to the second cell, information about the un-configured neighboring cell to a base station BSS or an operations support system OSS, which is corresponding to the first cell, so that the BSS or OSS obtains the un-configured neighboring cell of the first cell according to the information of the un-configured neighboring cell, and adds the un-configured neighboring cell to a neighboring cell list of the first cell.

Abstract: A method and a device for allocating a radio configuration (RC) type are disclosed in the present invention. The method includes: predefining a first threshold value and a second threshold value; when a user initiate a call, calculating current utilization rate of power resource of a cell and comparing the current utilization rate of power resource with the first threshold value, and calculating current utilization rate of Walsh resource of the cell and comparing the current utilization rate of Walsh resource with the second threshold value; allocating an RC type to TCH (Traffic Channel) and SCH (Supplemental Channel) of forward channels of the call based on above comparison results. In the present invention, an RC type can be dynamically allocated based on the current resource limits of the system, thus improving the capacity of the system.

Abstract: A method and a system for improving the QoS of AT interactive data, including: by setting corresponding reverse inter-user QoS attribute parameters of reverse transition probability matrix and/or maximum rate limit etc. for ATs of different QoS levels, the transmission rate of the ATs are adjusted, thereby the ATs of different QoS levels are allowed to enjoy different reverse highest rates and reverse average rates, and the QoS of the AT interactive reserve data is improved. This invention can not only meet the demands of different terminal ATs, but also provide a QoS solution of leveled charging service for network operators, satisfying different AT demands and improving operating income at the same time.