Apple inc. (20240179034). Analog Channel Equalization and Channel Adaptation simplified abstract
Contents
- 1 Analog Channel Equalization and Channel Adaptation
- 1.1 Organization Name
- 1.2 Inventor(s)
- 1.3 Analog Channel Equalization and Channel Adaptation - A simplified explanation of the abstract
- 1.4 Simplified Explanation
- 1.5 Potential Applications
- 1.6 Problems Solved
- 1.7 Benefits
- 1.8 Potential Commercial Applications
- 1.9 Possible Prior Art
- 1.10 Unanswered Questions
- 1.11 Original Abstract Submitted
Analog Channel Equalization and Channel Adaptation
Organization Name
Inventor(s)
Lizhi Zhong of Sunnyvale CA (US)
Vishal Varma of Fremont CA (US)
Yu Chen of Santa Clara CA (US)
Analog Channel Equalization and Channel Adaptation - A simplified explanation of the abstract
This abstract first appeared for US patent application 20240179034 titled 'Analog Channel Equalization and Channel Adaptation
Simplified Explanation
The receiver circuit described in the patent application includes mechanisms for analog channel equalization and channel adaptation. Here is a simplified explanation of the abstract:
- Front-end circuit filters incoming signal to generate a filtered signal.
- Sample recovery circuit samples equalized signal to generate recovered data symbols.
- Decision feedback equalization (DFE) circuit generates feedback signal based on recovered data symbols.
- Logic circuit adjusts filters in the front-end circuit based on the recovered data symbols.
Potential Applications
The technology described in the patent application could be applied in:
- Communication systems
- Signal processing devices
- Wireless networks
Problems Solved
The receiver circuit addresses the following issues:
- Signal distortion in analog channels
- Interference in data transmission
- Signal degradation over long distances
Benefits
The receiver circuit offers the following benefits:
- Improved signal quality
- Enhanced data transmission reliability
- Adaptability to changing channel conditions
Potential Commercial Applications
The technology could be utilized in various commercial applications, such as:
- Telecommunications equipment
- Networking devices
- Consumer electronics
Possible Prior Art
One possible prior art for this technology could be:
- Existing receiver circuits with basic equalization capabilities
Unanswered Questions
1. How does the logic circuit precisely determine the adjustments needed for the filters based on the recovered data symbols? 2. Are there any limitations to the adaptability of the receiver circuit to different types of analog channels and signal conditions?
Original Abstract Submitted
a receiver circuit including mechanisms for analog channel equalization and channel adaptation is disclosed. the receiver includes a front-end circuit configured to generate a filtered signal by performing filtering of an incoming signal that includes a stream of data symbols. a sample recovery circuit configured to sample an equalized signal, based on the filtered signal, to generate a plurality of recovered data symbols. a decision feedback equalization (dfe) circuit configured to generate the feedback signal based on the plurality of recovered data symbols. a logic circuit is configured to cause adjustment to one or more filters in the front-end circuit based on the plurality of recovered data symbols.