16-Wavelength DWDM A-RoF with Stimulated Brillouin Scattering Suppression, for Antenna Remoting in Wireless Front-haul
Bibliographic record
Abstract
A DWDM analog radio over fiber (ARoF) system connected a base band unit (BBU) to a radio remote unit (RRU). It is capable of carrying massive-MIMO, sub-6GHz and mmWave signals. It was tested using live mmWave traffic. Uplink and downlink each comprised 16 wavelengths, with directly-modulated lasers. Each wavelength capable of carrying a 2 GHz RF-bandwidth signal on a 1.5 GHz IF carrier, at RF ACLR of 40 dBc at 12 km fiber, including 3 dB ACLR improvement by offsetting the wavelength from the optical mux grid by 22 GHz. Using ARoF, no DSP is needed at the RRU. This reduces weight and power consumption on the tower compared to eCPRI, and allows the RF format to be modified as new standards emerge, without replacing or reprogramming the RRU.
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How this classification was reachedexpand
Full frame distilled prediction
Teacher imitationNot calibrated prevalence, not ground truth. Human validation pending. Learned from the 10,348 direct Codex labels and 10,348 direct Gemma labels. Candidate is the union of thresholded teacher heads; consensus is their intersection. These outputs are machine_predicted_unvalidated and are not human labels or direct frontier model labels.
Codex and Gemma teacher scores by category
| Category | Codex | Gemma |
|---|---|---|
| Metaresearch | 0.000 | 0.000 |
| Meta-epidemiology (narrow) | 0.000 | 0.000 |
| Meta-epidemiology (broad) | 0.000 | 0.000 |
| Bibliometrics | 0.000 | 0.000 |
| Science and technology studies | 0.000 | 0.000 |
| Scholarly communication | 0.000 | 0.000 |
| Open science | 0.000 | 0.000 |
| Research integrity | 0.000 | 0.000 |
| Insufficient payload (model declined to judge) | 0.000 | 0.000 |
Machine scores (provisional)
The two teacher heads of the student model, read on this work. A score orders the frame for review; it never asserts a category, and the validation status ships verbatim with every row.
Baseline scores from an immature model (maturity gate not passed, 7 training rounds). Scores rank; they never assert a category.
score_only:v0-immature-baseline · verbatim from the scoring run: score_only means the number may rank works, and no category label ships from itClassification
machine, unvalidatedMachine predicted; a candidate call from one teacher head, not a consensus.
How this classification was reached, model by model and score by score, is at the end of the page under "How this classification was reached".