8results about How to "Avoid transfer failures" patented technology

The invention provides an electric control box remote data acquisition system based on the Internet of Things, and relates to the technical field of data processing, and the method comprises the steps: obtaining the operation state data of an electric control box through a sensor, transmitting the operation state data through a wireless signal network, obtaining a data frame set, analyzing the data identifier of each data frame, verifying the integrity of the data, and obtaining the data frame set; determining performance parameters of the wireless signal network, detecting whether an abnormal change occurs in the transmission process, generating a solution when the abnormal change occurs, generating a retransmission signal when packet loss occurs in the transmission process, determining a retransmission queue according to the data identifier, and transmitting the retransmission signal according to the retransmission queue when delay occurs in the transmission process. The priority of a retransmission queue and the distribution of network bandwidth are dynamically adjusted, and when signal attenuation occurs in the transmission process, the execution sequence is adjusted according to the operation record and result of a solution by switching a transmission channel and adjusting transmission power. The transmission process of the operation data of the electric control box can be detected.

The invention relates to the technical field of sensor upgrading, in particular to a remote upgrading method and system for a tire pressure sensor. The method comprises the following steps: acquiring real-time state data of a tire pressure sensor; carrying out outlier parameter elimination on the real-time state data of the tire pressure sensor, and carrying out state diagnosis mining, so as to generate a state diagnosis report of the tire pressure sensor; performing upgrade demand prediction based on the tire pressure sensor state diagnosis report, and performing priority upgrade analysis to extract a plurality of upgradable sensors; performing byte-by-byte difference identification on the plurality of upgradable sensors based on preset latest version information, and performing incremental data encapsulation to generate a plurality of incremental upgrading data blocks; acquiring a historical running log of the vehicle; performing dynamic vehicle using behavior analysis and vehicle idle time period prediction on the vehicle historical operation log to generate a plurality of idle prediction time periods; the upgrading efficiency and the safety performance of the tire pressure sensor are improved.

The invention relates to the technical field of vibration discs, in particular to a multi-posture adjusting vibration disc. The device comprises a top tray, a material containing cavity used for containing parts is formed in the top tray, a spiral feeding channel is arranged in the material containing cavity, and a limiting turnover device, a first step type turnover device, a second step type turnover device, a trough conveying device, a vertical turnover device, a horizontal and vertical screening device and a spiral turnover feeding trough are sequentially arranged on the feeding channel. All the devices work cooperatively, precise conversion and adjustment of the parts among different postures can be achieved, the conveying efficiency and precision of the parts are improved, and the defective product rate is reduced. In addition, a first posture guide groove and a second posture guide groove are formed in the feeding channel, and the posture stability of the parts is further improved. The effects of improving the production efficiency and reducing the production cost are achieved.

The invention relates to the technical field of information hiding, and discloses a long text fault-tolerant transmission method, device and equipment and a medium, which can perform multi-copy processing on N frame data to generate a corresponding frame matrix; the frame matrix comprises N row vectors, each row vector comprises M pieces of frame data, the frame data in every two row vectors are not completely the same, and M is obtained by subtracting 1 from N; and carrying out steganography on the N row vectors in the frame matrix to obtain N pieces of steganography information, and sending the N pieces of steganography information to a receiving end, so that the receiving end obtains N pieces of frame data according to at least two pieces of steganography information. The N pieces of steganography information are sent to the receiving end, so that when one or more pieces of steganography information are lost or intercepted in the information transmission process, the receiving end can restore the N pieces of original frame data according to at least two pieces of steganography information in the remaining steganography information, original overall information is reproduced, data fault-tolerant transmission is achieved, and the transmission efficiency is improved. The data transmission reliability is improved, and information transmission failure is avoided.

The invention provides a vehicle data upgrading method, a vehicle data upgrading device, a vehicle and a storage medium, the method is applied to the field of vehicle control, and the method comprises the following steps: acquiring a data packet of the vehicle and the installation time of the data packet; wherein the data packet comprises an upgrading data packet; detecting whether a user exists in the vehicle or not when the installation time arrives; if no user exists in the vehicle, sending a silence instruction to a gateway in the vehicle; wherein the silence instruction is used for controlling the gateway to enter a silence state; and when the gateway is in the silent state, sending an upgrade data packet to a target electronic control unit of the vehicle through the gateway, so that the target electronic control unit is upgraded based on the upgrade data packet. The method can ensure that the data upgrading process in the vehicle is completed smoothly.

The present application discloses a method and apparatus in a node for wireless communication. The node receives first information; receives first signaling; sends a first signal; the first information is used to determine a first characteristic parameter group, the first signaling is used to determine a target time length from a first time length set, the first characteristic parameter group includes at least one of the type of the sender of the first information, the height of the sender of the first information, and a common time offset; the first time length set is an alternative time length set in X alternative time length sets; the first characteristic parameter group is used to determine the first time length set from the X alternative time length sets; the target time length and the common time offset are used together to determine the time interval between the reception time of the first signaling and the transmission time of the first signal. The present application ensures successful uplink transmission.

The present invention relates to the field of communication management technology, specifically to a stable communication system for intelligent water meters based on 4GCat1 technology, the system comprising a real-time signal quality evaluation module, an intelligent flow scheduling module, an optimized signal management module and a multi-band concurrent transmission module. The present invention can dynamically adjust the transmission rate and frequency according to the actual network conditions by real-time monitoring of the communication signal quality and optimizing the data flow scheduling accordingly, reducing the delay and error rate in the data transmission process, and adopting multi-band concurrent transmission technology, so that data can be transmitted more smoothly and evenly under different network conditions, effectively avoiding data loss and transmission failure caused by network congestion, improving the reliability of communication, and optimizing the use efficiency of network resources. At the same time, using 4GCat1 technology, 4G Cat1 is based on the existing LTE network, fully reuses the existing LTE resources, does not need to increase additional investment, has low cost, and can achieve high benefits.

The present disclosure provides an audio data processing method, system, electronic device and program product. The audio data processing method of the present disclosure is applied to a second device, comprising: establishing a first connection with a first device; receiving audio data sent by the first device according to the first connection, the audio data being collected by the first device for environmental sound or conversation sound; storing the audio data to a local storage space; and sending the stored audio data to a network side for storage.