Pluggable PON Converter Reducing Cable Length and Power Consumption
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Solution Overview
Problem
Conventional optical network terminals (ONTs) require long cables, consume additional power, and are limited to 1 Gigabit data rates, impairing network performance and efficiency.
Innovation Solution
A high-speed passive optical network (PON) converter with a pluggable interface that converts optical signals to electrical signals, allowing for direct connection to user equipment (UE) via high-speed electrical interfaces like USB 3.0 or Thunderbolt, reducing cable length and power consumption, and supporting higher data rates.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If conventional ONT devices are used, then optical signal conversion is achieved, but device size increases and power consumption increases requiring dedicated power supply
Solution Approach 1:
The miniaturized ONT device utilizes the host device's power supply through the USB connection, eliminating the need for a dedicated power supply. The device serves itself by drawing power from the already-present power source at the user location.
2Reliability
If conventional ONT devices are used, then optical signal conversion is achieved, but device size increases
Solution Approach 1:
The conventional large ONT device is segmented into a miniaturized ONT module and the host device. The ONT functionality is extracted and integrated into a small form factor that can be housed within or alongside the host device, reducing the footprint from a separate box-sized device to a compact insertable module.
3Ease of operation
If long cables are used to reach end user, then connection is established, but signal quality degrades and network performance decreases
Solution Approach 1:
The miniaturized ONT device acts as an intermediary placed at the user's location near the host device. This eliminates the need for long cables by positioning the optical-to-electrical conversion point much closer to the end user, thereby maintaining signal quality while establishing the connection.
4Ease of operation
If conventional ONT with limited Ethernet ports is used, then basic connectivity is provided, but data rate is limited to 1 Gigabit
Solution Approach 1:
The device utilizes USB 3.0 or Thunderbolt interfaces which operate at higher data rates (5 Gbps and above) compared to conventional Ethernet ports limited to 1 Gbps. This parameter change in the interface standard enables significantly faster data transfer speeds while maintaining connectivity functionality.
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
The solution simplifies network connections, reduces signal loss, increases transmission distance, and eliminates the need for additional power supplies, while enabling higher data rates and more efficient data transfer.
Implementation Method 1
OLT and ONTs, for example, convert user data between electrical form and optical form to facilitate the user data to travel over the ODN
Data Source
AI summary
One embodiment of the present invention illustrates a high-speed PON converter (“HPC”) configured to be a pluggable high-speed PON conversion device used for coupling a user equipment (“UE”) to an optical network. HPC, in embodiment, includes a passive optical network (“PON”) interface, a high-speed electrical (“HSE”) interface, and a conversion component. The PON interface, which is coupled to an optical network via an optical fiber, is able to receive optical information from the optical fiber. The HSE interface is configured to be pluggable to the UE, such as a personal computer (“PC”), laptop, or tablet via a predefined removable connector. The conversion component converts and transmits signals between the HSE and PON interfaces.