Variable-Frequency Network Device Connection Rate Matching
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Solution Overview
Problem
Existing network devices are limited by mismatched connection rates and transmission rates, leading to inefficient utilization of either transmission or connection capabilities when connected through Ethernet networks.
Innovation Solution
A variable-frequency network device with a physical layer circuit, media access controller, host interface controller, and variable-frequency clock generator, which can operate in standard or variable-frequency modes to match connection rates with transmission rates, using a communications protocol exchanging circuit to provide local and remote protocols for optimal connection establishment.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If the network device operates at a fixed standard connection rate, then the connection is stable and compatible with standard Ethernet networks, but the transmission rate capability is underutilized when the host interface transmission rate is higher than the connection rate
Solution Approach 1:
The network device dynamically adjusts its operating connection rate between standard rates (10Mbps, 100Mbps, 1Gbps) and overclocked rates (e.g., 1.2Gbps, 1.5Gbps, 2Gbps) based on the host interface transmission rate capability, allowing the system to optimize transmission utilization while maintaining standard compatibility when needed
Solution Approach 2:
The invention changes the operating parameter (connection rate) of the network device from fixed standard values to variable values that can be adjusted according to the host interface capability, enabling the connection rate to match the transmission rate and eliminate the bottleneck
2Productivity
If the network device operates at a higher connection rate than the host interface transmission rate, then the transmission rate utilization is improved, but the connection rate is restricted by the host interface
Solution Approach 1:
The network device performs preliminary detection of the host interface transmission rate capability through protocol exchange during connection establishment, and based on this detected information, proactively selects an appropriate overclocked connection rate that matches the host interface capability before actual data transmission begins
3Adaptability or versatility
If the network device supports multiple connection rates including overclocked rates, then the adaptability to different host interface transmission rates is improved, but the device complexity increases
Solution Approach 1:
The network device integrates multiple functions into a unified overclocking mechanism that can operate at both standard and overclocked connection rates using the same physical layer circuitry and protocol exchange mechanism, avoiding the need for separate hardware for each connection rate
Data Source
AI summary
A variable-frequency network connection establishing method is adapted for establishing a connection between a local network device and a remote network device. The variable-frequency network connection establishing method includes the steps of: providing a plurality of local communications protocols including a local standard communications protocol and a local variable-frequency communications protocol to the remote network device; receiving a remote communications protocol provided by the remote network device; generating an indicator signal in accordance with the remote communications protocol and the plurality of local communications protocols; and operating in one of a standard mode and variable-frequency mode according to the indicator signal.