Development of a compact monocycle pulse generator for <scp>UWB</scp> impulse radar applications
Bibliographic record
Abstract
Abstract In this paper, a compact size (16 × 16 mm) of the monocycle pulse generator is proposed for Ultrawide‐band (UWB) impulse radar applications. The proposed circuit is based on the step recovery diodes (SRDs) and has a very simple structure. It consists of a coupling part, short pulse generating part, and monocycle forming part. The performance of the pulse generator is compared against simulation results which are performed by advanced design system (ADS). The measured monocycle waveform has a pulse width of 150 ps with the tail ringing level of −11 dB and symmetry of 87%. The corresponding spectrum has a center frequency of around 2.6 GHz with −10 dB bandwidth of 4 GHz. The performance of the pulse generator is validated by analyzing the receiving waveform. The pulse width and the ringing level of the received waveform are observed to be 250 ps and −11 dB, respectively. The developed compact monocycle pulse generator is very attractive because of the ease of integration into the limited physical space inside the UWB system.
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How this classification was reachedexpand
Full frame machine prediction
Teacher imitationNot calibrated prevalence, not ground truth. Human validation pending. The Gemma side is a direct model label for every work in the frame, read from the title-only record. The Codex side is a classifier learned from the 10,348 direct Codex labels and calibrated to design-weighted sample rates; fields without enough sample support carry no Codex call. Candidate is the union of the two sides; consensus is their intersection. These outputs are machine_predicted_unvalidated and are not human labels.
Distilled classifier scores by category (both heads)
| 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 | 0.001 | 0.000 |
| Research integrity | 0.000 | 0.000 |
| Insufficient payload (model declined to judge) | 0.002 | 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 source (direct Gemma or distilled Codex), 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".