Power complexity of multiplexer-based optoelectronic crossbar switches
Why this work is in the frame
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Bibliographic record
Abstract
The integration of thousands of optical input/output (I/O) devices and large electronic crossbar switching elements onto a single optoelectronic integrated circuit (IC) can place stringent power demands on the CMOS substrates. Currently, there is no sufficiently general analytic methodology for power analysis and power reduction of large-scale crossbar switching systems. An analysis of the power complexity of single-chip optoelectronic switches is presented, assuming the classic broadcast-and-select crossbar architecture. The analysis yields the distribution of power dissipation and allows for design optimization. Both unpipelined and pipelined designs are analyzed, and a technique to reduce power dissipation significantly is proposed. The design of a 5.12 Tbit single-chip optoelectronic switch using 0.18-/spl mu/m CMOS technology is illustrated. The pipelined switch design occupies < 70 mm/sup 2/ of CMOS area, and consumes <80 W of power, which compares favorably to the power required in electrical crossbar switches of equivalent capacity.
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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 | 0.001 | 0.000 |
| Meta-epidemiology (narrow) | 0.000 | 0.000 |
| Meta-epidemiology (broad) | 0.001 | 0.000 |
| Bibliometrics | 0.000 | 0.001 |
| Science and technology studies | 0.000 | 0.000 |
| Scholarly communication | 0.000 | 0.001 |
| Open science | 0.001 | 0.000 |
| Research integrity | 0.000 | 0.001 |
| 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 it