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@Paschalis
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This update revises the antenna modes comparison table to include the GemX mode, which utilizes dual frequencies in separate bands, alongside other transmission modes such as Single Antenna, Antenna Diversity, True Antenna Diversity, and Gemini.

  • Added GemX mode, emphasizing its capability to transmit on separate frequency bands (e.g., 2.4GHz and 900MHz) simultaneously.

@wvarty wvarty requested a review from JyeSmith January 23, 2025 10:32
@SunjunKim
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Basically Gemini and GemX are the same concept, therefore I'd suggest just to change the header to "Gemini / GemX" from the original images.

@Paschalis
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Thank you for your feedback, @SunjunKim. However, the distinction between Gemini and GemX lies in their functionality. While Gemini operates on a single band (either 2.4GHz or 900MHz), GemX is designed to handle dual-band communication, operating simultaneously on both 2.4GHz and 900MHz bands. This is in line with the official Gemini documentation!

So, even though the concepts are related, GemX offers dual-band capabilities, making it a separate category from Gemini.

@SunjunKim
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Different band inherently means different frequencies - so I think the original description is still correct even with GemX.

@Paschalis
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Thank you for your response, @SunjunKim. I understand your point, but I would like to clarify the distinction.

In telecommunications, the term "band" refers to a range of frequencies that a communication system is designed to use. A frequency band is a specific range of frequencies defined for particular purposes. So, for example, the 2.4GHz band covers all frequencies between 2.400GHz and 2.499GHz. It's a specific range that has certain properties in terms of signal range, interference, and performance.

When we talk about "different bands" rather than just frequencies, we're referring to different ranges of frequencies that can have distinct propagation characteristics and interference patterns. In the case of Gemini, it operates on a single band (either 2.4GHz or 900MHz), meaning it only utilizes one specific range of frequencies within a defined spectrum. On the other hand, GemX operates on dual bands both the 2.4GHz band and the 900MHz band simultaneously. This dual-band functionality allows GemX to take advantage of the distinct characteristics of both frequency ranges GemX isn't just operating on two separate frequencies, it integrates both bands in a way that enables communication across two different parts of the spectrum, which provides different performance benefits compared to a single-band solution like Gemini.

The new image clearly illustrates the distinction between Gemini and GemX, making the concept of single-band vs. dual-band operation easy to understand at a glance. After all, a single image is worth a thousand words.

@jurgelenas jurgelenas force-pushed the master branch 2 times, most recently from 91f29c3 to 53ebecd Compare October 5, 2025 09:11
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3 participants