Three-Transmitter Equalization for Lower Jitter and Power
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Solution Overview
Problem
Conventional three-transmitter multi-phase systems face challenges in reducing inter-symbol interference and power consumption as data rates increase, with traditional equalization techniques leading to worsened timing jitter and power wastage.
Innovation Solution
A three-transmitter multi-phase system with intelligent equalization that selectively emphasizes and de-emphasizes rising and falling edges for mid-level transitions, controlled by a logic circuit to reduce power consumption and data jitter.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If traditional equalization techniques are applied to three-transmitter multi-phase system, then inter-symbol interference is addressed, but timing jitter worsens and power consumption increases
Solution Approach 1:
The patent changes the equalization parameter from traditional binary signaling parameters to multi-phase signaling parameters. Specifically, it applies equalization techniques designed for three-transmitter multi-phase systems where signals transition between high, mid-level, and low voltages, rather than using conventional two-level signaling equalization. This parameter change allows the system to address inter-symbol interference appropriate to the multi-phase protocol while avoiding the over-emphasis problems that cause excessive power consumption and timing jitter in traditional approaches.
2Reliability
If traditional equalization techniques are applied to three-transmitter multi-phase system, then inter-symbol interference is addressed, but timing jitter worsens
Solution Approach 1:
The patent changes the equalization parameter from traditional binary signaling parameters to multi-phase signaling parameters. Specifically, it applies equalization techniques designed for three-transmitter multi-phase systems where signals transition between high, mid-level, and low voltages, rather than using conventional two-level signaling equalization. This parameter change allows the system to address inter-symbol interference appropriate to the multi-phase protocol while avoiding the over-emphasis problems that cause excessive power consumption and timing jitter in traditional approaches.
3Productivity
If data transmission rate is increased in SERDES system, then data throughput improves, but inter-symbol interference increases making equalization complicated
Solution Approach 1:
The patent employs dynamic equalization coefficients that adapt to the multi-phase signaling conditions. The system dynamically adjusts equalization parameters based on the specific three-transmitter multi-phase protocol characteristics, allowing effective compensation for inter-symbol interference at high data rates without requiring overly complex fixed equalization schemes. This dynamic adaptation enables the system to maintain simplicity while achieving high-speed performance.
Solution Approach 2:
The patent changes the equalization parameter from traditional binary signaling parameters to multi-phase signaling parameters. Specifically, it applies equalization techniques designed for three-transmitter multi-phase systems where signals transition between high, mid-level, and low voltages, rather than using conventional two-level signaling equalization. This parameter change allows the system to address inter-symbol interference appropriate to the multi-phase protocol while avoiding the over-emphasis problems that cause excessive power consumption and timing jitter in traditional approaches.
4Productivity
If three-transmitter multi-phase system is used instead of SERDES, then data transmission rate doubles, but inter-symbol interference must still be addressed
Solution Approach 1:
The patent changes the equalization parameter from traditional binary signaling parameters to multi-phase signaling parameters. Specifically, it applies equalization techniques designed for three-transmitter multi-phase systems where signals transition between high, mid-level, and low voltages, rather than using conventional two-level signaling equalization. This parameter change allows the system to address inter-symbol interference appropriate to the multi-phase protocol while avoiding the over-emphasis problems that cause excessive power consumption and timing jitter in traditional approaches.
Data Source
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AI summary
An intelligent equalization technique is provided for a three-transmitter system in which mid-level transitions are selectively emphasized and de-emphasized to conserve power and reduce data jitter.