Samsung patents signal boosters to keep data eyes open
Samsung describes a transmitter that uses a logic circuit to detect when data signals change and sends short pulses to keep the signal strong. This helps maintain a clear 'data eye,' which is the open space in a signal waveform that allows receivers to read data accurately.
In the filing’s own words
Provided is a transmitting device for enlarging the size of a data eye of a transmission signal. The transmitting device includes an output driver including a plurality of driver circuits that drive a plurality of multi-level signals onto an output node, and a logic circuit configured to detect a direction of a pull-up or pull-down operation of each of the plurality of driver circuits by transitions of the plurality of driver control signals and generate pulse signals. The plurality of multi-level signals are driven based on a plurality of driver control signals and pulse signals, respectively, and the logic circuit provides a pulse signal to at least one static driver circuit connected to a driver control signal that does not transition, from among the plurality of driver circuits.
What exactly they claim (claim 1)
1. A method of operating a transmitting device, the method comprising: converting a plurality of bitstreams into a plurality of driver control signals by using an encoder, wherein the plurality of driver control signals are configured to sequentially transition one-by-one with respect to the plurality of bitstreams and comprise a driver control signal that does not transition; detecting a transition of each of the plurality of driver control signals by using a logic circuit; generating, by using the logic circuit, a certain pulse signal from the transition of each of the plurality of driver control signals; and providing, by using the logic circuit, the pulse signal to at least one static driver circuit connected to the driver control signal that does not transition, from among a plurality of driver circuits connected to an output node of the transmitting device.
Facts
- Company
- Samsung (Samsung Electronics Co., Ltd.)
- Official title
- Transmitting devices that provide transmission signals having enlarged data eyes
- Patent number
- US12750269B2
- Application number
- 18945640
- Filed
- Nov 13, 2024
- Granted
- Sep 29, 2026
- Inventors
- 4
- Claims
- 13
Classified under
H04L 27/36 Electricity & electronicsMore from Samsung in Chips & hardware
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Summaries are simplified from the filing’s own abstract and first claim. A patent filing is not a product announcement.
Patent data and drawings: U.S. Patent and Trademark Office (USPTO). Nebula is not affiliated with or endorsed by the USPTO.