Abstract: This application provides a fragmented packet traffic rate limiting method, a DPU fragmented packet forwarding method, and an electronic device. The rate limiting method includes: pre-coloring a target fragmented packet based on a preset packet fragment coloring table such that the target fragmented packet is provided with a color mark, where the color mark includes a discarded color and a reserved color; performing traffic evaluation on the pre-colored target fragmented packet based on a color-aware token bucket algorithm to perform secondary coloring processing on the target fragmented packet, and updating the packet fragment coloring table based on the color mark of the target fragmented packet subjected to secondary coloring; and performing rate limiting processing on a target fragmented packet which is marked as the discarded color.

Abstract: The present application discloses an interconnect apparatus for a bus, including at least one decoder, configured to determine, according to at least one read instruction sent by at least one master device, at least one slave device corresponding to the at least one read instruction; a read instruction ID state recording component, configured to determine the slave device corresponding to the read instruction in response to the decoder, and query, on the basis of a second port of the memory, whether an interconnect apparatus contains a read instruction having the same ID as that of a current read instruction, and configured to route, on the basis of a query result, the current read instruction to a slave device buffer component or a same-ID sorting buffer component corresponding to the read instruction, and write a value into the memory on the basis of a first port of the memory.

Abstract: Provided are a bus-based transaction processing method and system, a storage medium, and a device. The bus-based transaction processing method includes: classifying master devices in a system of a bus according to sensitivity to a time delay, and setting a corresponding initial Quality of Service (QOS) value for each category of master devices, wherein the bus has an outstanding transaction feature; monitoring outstanding transactions of each of the master devices, and computing response time and a predicted cache space utilization rate of the outstanding transactions in a monitoring process; obtaining a new QOS value based on the response time, the predicted cache space utilization rate and the corresponding initial QOS value; and updating the corresponding initial QOS value to the new QOS value, and controlling the bus to perform transaction processing according to the new QOS value.

Abstract: A light-emitting diode includes: a semiconductor stack layer, including a first semiconductor layer, a light-emitting layer and a second semiconductor layer sequentially stacked from bottom to top; a transparent conductive layer, disposed over the second semiconductor layer; a protective layer, disposed over the transparent conductive layer; and a first electrode, disposed over the protective layer, and including a pad part and an extension part. The protective layer defines a first opening and second openings on the pad part and the extension part, respectively, and the first electrode is electrically connected to the second semiconductor layer through the first opening and the second openings. The second openings include multiple first opening parts and a second opening part, the second opening part is defined on an end facing away from the pad part, and a size of the second opening part is greater than that of each first opening part.

Abstract: This disclosure relates to techniques for performing uplink port selection management in a wireless communication system. Information configuring a first antenna port for uplink communication may be received by a wireless device. The wireless device may determine to swap antenna ports for the uplink communication, and may perform the uplink communication using the swapped antenna ports.

Abstract: The present application relates to a dynamic self-adaptive virtual channel mapping method and apparatus, and a storage medium. The method includes: monitoring equivalent data flows of transaction layer packets of different transmit classes, and obtaining the sum of the equivalent data flows of all the transmit classes, the equivalent data flow being the product of a data length of the transaction layer packet and a coefficient; obtaining a pre-calculation value of the number of virtual channels corresponding to each transmit class base on the sum of the equivalent data flows of the transmit classes; and adjusting mapping from the transmit classes to the virtual channels according to the pre-calculation value to obtain a mapping relationship table from the transmit classes to the virtual channels.

Abstract: This disclosure relates to techniques for performing uplink port selection management in a wireless communication system. A sounding reference signal transmit power calculation method may be selected by a wireless device from multiple possible methods, potentially based on a number of uplink multiple input multiple output transmission layers configured for the wireless device. Sounding reference signal transmit powers for a first antenna port and a second antenna port may be determined using the selected sounding reference signal transmit power calculation method. Sounding reference signals may be transmitted using the first antenna port and the second antenna port at the determined sounding reference signal transmit powers.

Abstract: Example optical signal processing apparatuses and methods are provided. One example apparatus includes: N light sources, a wavelength multiplexer, an optical processor, a dither application circuit, a first detection circuit, a second detection circuit, and a feedback control circuit. The light source generates a single-wavelength signal. The dither application circuit applies a dither signal to the light source. The wavelength multiplexer generates a multi-wavelength signal based on the single-wavelength signal. The first detection circuit is configured to obtain a first power signal of a signal input to the optical processor. The second detection circuit is configured to obtain a second power signal of a signal output from the optical processor. The feedback control circuit adjusts a working parameter of the optical processor based on the dither signal corresponding to the single-wavelength signal, the first power signal, and the second power signal.

Abstract: A side-by-side parcel separation method is provided. The side-by-side parcel separation method includes the following steps: dispersion: dispersing, by an angle difference existing in a conveying direction, parcels arriving at a dispersion device from a conveying line, wherein a gap is reserved between adjacent parcels; detection and recognition: photographing and recognizing detected parcels by a visual recognition device to obtain a three-dimensional size and real-time position data of each parcel; separation: applying different conveying speeds to the adjacent parcels by a separation device, arriving, by a first parcel-recognized to be at a front position, at a side-approaching device at a fast speed, and repeating the foregoing steps; and single-row queuing: forwardly conveying, in a single-row queuing mode, different parcels arriving at the side-approaching device in sequence. A separation device for implementing the side-by-side parcel separation method is also provided.

Abstract: The present invention provides a process for metallurgy and separating a rare earth concentrate using a combination method, the process including: treating the rare earth concentrate containing bastnaesite by using a method including roasting under an atmosphere, leaching with hydrochloric acids, and roasting with a sulfuric acid, wherein stepping acid leaching with low-concentration hydrochloric acids is controlled during the leaching with the hydrochloric acids so as to obtain a rare earth solution with a high concentration (150-250 g/L REO), such that a leaching rate of Ce reaches 60% or more, and the content of F in a leaching liquor is reduced by aging; and rare earth is further recovered from a leach residue by roasting with the sulfuric acid and leaching with water, and the total yield of the rare earth reaches 95% or more.

Abstract: A multi-wavelength laser and a wavelength control method are disclosed. The multi-wavelength laser includes a waveguide, a first electrode, and a second electrode. The first electrode and the second electrode are disposed on the waveguide. The first electrode is electrically isolated from the second electrode. The first electrode includes a plurality of sub-electrodes, and every two adjacent sub-electrodes are electrically isolated. The second electrode is configured to amplify an optical signal in the waveguide by loading a current. At least one sub-electrode is configured to adjust a wavelength of the optical signal in the waveguide by loading a current or a voltage.

Abstract: Disclosed are a method and apparatus for writing data from an Advanced extensible Interface (AXI) bus to an On-chip Peripheral Bus (OPB), a method and apparatus for reading the data from the AXI bus to the OPB, an electronic device and a non-transitory computer readable storage medium. The method for writing the data includes the following steps: receiving AXI write data sent by the AXI bus (S101); storing the AXI write data into an AXI write cache (S102); performing timing conversion from an AXI bus protocol to an OPB protocol on the AXI write data to obtain OPB write data (S103); and exporting the OPB write data from the AXI write cache to the OPB (S104). By applying the method for writing the data, data interaction between the AXI bus and the OPB is completed, the cost is reduced, and the project development efficiency is improved.

Abstract: A cluster light source and a method for generating a cluster light source is provided. A multi-wavelength cluster light source includes: a light source, an optical multiplexer, an optical splitter, and an optical amplifier array. The light source outputs a plurality of single-wavelength continuous-wave light having different wavelengths in parallel. The optical multiplexer combines the plurality of single-wavelength continuous-wave light into one multi-wavelength continuous-wave light. The optical splitter performs power beam splitting on the multi-wavelength continuous-wave light, to output a plurality of multi-wavelength continuous-wave light. The optical amplifier array amplifies the plurality of multi-wavelength continuous-wave light, to output a plurality of other multi-wavelength continuous-wave light. Optionally, the cluster light source further includes a backup light source and an optical switch array.

Abstract: Provided in the present disclosure is a method of reading or writing data, including: determining read or write data according to a data read or write request; when a cache miss occurs for the read or write data and a data memory provided in the cache does not have an idle storage address, traversing starting from an initial storage address of the data memory; when a storage address having an unread flag is found in the traversing, writing the read or write data to the storage address having the unread flag; and when the storage address having the unread flag is not found in the traversing, writing the read or write data to a previous storage address of the initial storage address. Further provided in the present disclosure are a data read or write apparatus and device, and a computer-readable storage medium, which all have the above beneficial effects.

Abstract: Provided are a bus-based transaction processing method and system, a storage medium, and a device. The bus-based transaction processing method includes: classifying master devices in a system of a bus according to sensitivity to a time delay, and setting a corresponding initial Quality of Service (QOS) value for each category of master devices, wherein the bus has an outstanding transaction feature; monitoring outstanding transactions of each of the master devices, and computing response time and a predicted cache space utilization rate of the outstanding transactions in a monitoring process; obtaining a new QOS value based on the response time, the predicted cache space utilization rate and the corresponding initial QOS value; and updating the corresponding initial QOS value to the new QOS value, and controlling the bus to perform transaction processing according to the new QOS value.

Abstract: A method and an apparatus for generating information based on a FIFO memory, a device and a medium. In the method, a write credit score and a read credit score of a current FIFO memory are determined by a total capacity of the FIFO memory, and a read address, a write address, a read data enable signal value and a write data enable signal value of the current FIFO memory; and the write credit score represents the number of data sets that can be written into the FIFO memory normally; and the read credit score represents the number of data sets that can be read from the FIFO memory normally; and after sending the write credit score and the read credit score to a preceding-stage device, the preceding-stage device read and write data according to the write credit score and the read credit score.

Abstract: The present application relates to a dynamic self-adaptive virtual channel mapping method and apparatus, and a storage medium. The method includes: monitoring equivalent data flows of transaction layer packets of different transmit classes, and obtaining the sum of the equivalent data flows of all the transmit classes, the equivalent data flow being the product of a data length of the transaction layer packet and a coefficient; obtaining a pre-calculation value of the number of virtual channels corresponding to each transmit class base on the sum of the equivalent data flows of the transmit classes; and adjusting mapping from the transmit classes to the virtual channels according to the pre-calculation value to obtain a mapping relationship table from the transmit classes to the virtual channels.

Abstract: The present application discloses an interconnect apparatus for a bus, including at least one decoder, configured to determine, according to at least one read instruction sent by at least one master device, at least one slave device corresponding to the at least one read instruction; a read instruction ID state recording component, Configured to determine the slave device corresponding to the read instruction in response to the decoder, and query, on the basis of a second port of the memory, whether an interconnect apparatus contains a read instruction having the same ID as that of a current read instruction, and configured to route, on the basis of a query result, the current read instruction to a slave device buffer component or a same-ID sorting buffer component corresponding to the read instruction, and write a value into the memory on the basis of a first port of the memory.