passive retransmission

简明释义

无源转播

英英释义

例句

1.The system implemented passive retransmission to ensure data integrity during transmission failures.

系统实施了被动重传以确保在传输故障期间的数据完整性。

2.During the conference call, we experienced passive retransmission, which caused delays in the audio feed.

在电话会议中，我们经历了被动重传，这导致音频传输延迟。

3.In a network environment, passive retransmission refers to the process where data packets are sent again without active intervention.

在网络环境中，被动重传指的是数据包在没有主动干预的情况下再次发送的过程。

4.The software update included improvements to the passive retransmission mechanism for better performance.

软件更新包括对被动重传机制的改进，以提高性能。

5.In IoT devices, passive retransmission can help conserve battery life by minimizing active communication.

在物联网设备中，被动重传可以通过最小化主动通信来帮助节省电池寿命。

作文

In the realm of telecommunications and data transmission, various techniques are employed to ensure the efficient and reliable transfer of information. One such technique that has gained attention in recent years is passive retransmission, which refers to a method where data packets that have not been acknowledged by the receiver are automatically resent without requiring explicit requests from either party. This approach can be particularly beneficial in situations where network reliability is questionable or when dealing with high-latency connections.The concept of passive retransmission can be understood more clearly when we consider the traditional methods of data transmission. Typically, when a sender transmits data to a receiver, it waits for an acknowledgment (ACK) signal to confirm that the data has been successfully received. If the ACK is not received within a specified timeframe, the sender may choose to resend the data. However, this process can lead to delays and increased network congestion, especially in scenarios where packet loss is frequent.With passive retransmission, the process is streamlined. Instead of waiting for an acknowledgment, the sender proactively resends the data after a predetermined period if no ACK is received. This technique reduces the waiting time and can improve overall data throughput. It is particularly useful in environments where real-time communication is crucial, such as VoIP calls or online gaming, where delays can significantly impact the user experience.Moreover, passive retransmission can be implemented alongside other error correction mechanisms to enhance data integrity. For example, in conjunction with forward error correction (FEC), the system can not only resend lost packets but also correct minor errors in the received data. This dual approach ensures that the communication remains robust and efficient, even in challenging network conditions.However, while passive retransmission offers several advantages, it is not without its drawbacks. One significant concern is the potential for increased bandwidth consumption. Since data packets are being resent automatically, there is a risk of flooding the network with duplicate packets, which can exacerbate congestion and lead to further packet loss. Therefore, careful consideration must be given to the implementation of this technique, including adjusting the retransmission intervals and monitoring network performance.In conclusion, passive retransmission is a valuable technique in the field of data communication, offering a proactive solution to the challenges of packet loss and network reliability. By enabling automatic resending of unacknowledged data packets, it enhances the efficiency of data transmission and improves the user experience in real-time applications. However, it is essential to balance its benefits with the potential risks associated with increased bandwidth usage. As technology continues to evolve, understanding and effectively utilizing techniques like passive retransmission will be crucial for optimizing data communication in an increasingly connected world.

在电信和数据传输领域，为确保信息的高效和可靠传输，采用了各种技术。其中，近年来受到关注的一种技术是被动重传，指的是一种方法，在这种方法中，未被接收方确认的数据包会自动重新发送，而无需双方明确请求。这种方法在网络可靠性存疑或处理高延迟连接时尤其有利。当我们考虑传统的数据传输方法时，可以更清楚地理解被动重传的概念。通常，当发送者将数据传输给接收者时，它会等待一个确认（ACK）信号，以确认数据已成功接收。如果在指定时间内未收到ACK，发送者可能会选择重新发送数据。然而，这一过程可能导致延迟和网络拥塞，尤其是在数据包丢失频繁的情况下。使用被动重传，这一过程得以简化。发送者不会等待确认，而是在预定时间后，如果未收到ACK，则主动重新发送数据。这种技术减少了等待时间，并可以提高整体数据吞吐量。在实时通信至关重要的环境中，例如VoIP通话或在线游戏中，延迟会显著影响用户体验，因此特别有用。此外，被动重传可以与其他错误纠正机制结合使用，以增强数据完整性。例如，与前向错误纠正（FEC）结合使用时，系统不仅可以重新发送丢失的数据包，还可以纠正接收数据中的小错误。这种双重方法确保即使在困难的网络条件下，通信也保持稳健和高效。然而，尽管被动重传提供了多个优点，但它并非没有缺点。一个重要的问题是带宽消耗可能增加。由于数据包被自动重新发送，因此存在网络被重复数据包淹没的风险，这可能加剧拥塞并导致进一步的数据包丢失。因此，必须仔细考虑该技术的实施，包括调整重传间隔和监控网络性能。总之，被动重传是数据通信领域的一项宝贵技术，为解决数据包丢失和网络可靠性挑战提供了主动解决方案。通过启用未确认数据包的自动重新发送，它提高了数据传输的效率，并改善了实时应用中的用户体验。然而，平衡其好处与增加带宽使用相关的潜在风险至关重要。随着技术的不断发展，理解和有效利用像被动重传这样的技术将对优化日益互联的世界中的数据通信至关重要。