International business machines corporation (20240097872). QUADRATURE CIRCUIT INTERCONNECT ARCHITECTURE WITH CLOCK FORWARDING simplified abstract

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QUADRATURE CIRCUIT INTERCONNECT ARCHITECTURE WITH CLOCK FORWARDING

Organization Name

international business machines corporation

Inventor(s)

Michael Sperling of Poughkeepsie NY (US)

Daniel Mark Dreps of Georgetown TX (US)

Erik English of Salt Point NY (US)

Jieming Qi of Austin TX (US)

QUADRATURE CIRCUIT INTERCONNECT ARCHITECTURE WITH CLOCK FORWARDING - A simplified explanation of the abstract

This abstract first appeared for US patent application 20240097872 titled 'QUADRATURE CIRCUIT INTERCONNECT ARCHITECTURE WITH CLOCK FORWARDING

Simplified Explanation

The integrated circuit communication architecture described in the abstract includes a clock lane, a clock divider, and a first de-skew circuit. The clock lane sends a clock signal from one chip to another, the clock divider on the receiving chip creates divided clock signals at reduced rates, and the de-skew circuit processes the divided clock signals for data sampling.

  • Clock lane sends clock signal from one chip to another
  • Clock divider on receiving chip creates divided clock signals at reduced rates
  • De-skew circuit processes divided clock signals for data sampling

Potential Applications

The technology can be applied in high-speed communication systems, data transmission between integrated circuits, and synchronization of signals in complex electronic devices.

Problems Solved

1. Ensures accurate data sampling in high-speed communication systems 2. Facilitates synchronization between integrated circuits

Benefits

1. Improved data transmission reliability 2. Enhanced signal synchronization 3. Increased efficiency in electronic devices

Potential Commercial Applications

Optimizing data transfer in networking equipment, improving performance in high-speed computing systems, enhancing signal integrity in telecommunications devices.

Possible Prior Art

Prior art may include similar clock distribution systems in integrated circuits, clock synchronization techniques in communication networks, and de-skew circuits for data sampling.

Unanswered Questions

How does the clock divider maintain current mode logic properties for the divided clock signals?

The clock divider likely utilizes advanced circuit design techniques to ensure that the divided clock signals maintain the necessary logic properties for accurate data processing and synchronization.

What specific data processing techniques does the de-skew circuit employ to enable sampling of transmitted data?

The de-skew circuit likely incorporates algorithms or signal processing methods to align and synchronize the divided clock signals for precise data sampling and transmission.


Original Abstract Submitted

an integrated circuit communication architecture is provided and includes a clock lane, a clock divider, and a first de-skew circuit. the clock lane is configured to send a clock signal at a first rate from a first chip to a second chip. the clock divider is on the second chip and is configured to receive the clock signal sent via the clock lane and to create and send a first divided clock signal and a second divided clock signal from the received clock signal. the divided clock signals are sent at reduced rates compared to the first rate. the clock divider maintains current mode logic properties for the divided clock signals. the first de-skew circuit is configured to receive and process the divided clock signals to allow for sampling of data transmitted from the first chip to the second chip.