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Record W2066211429 · doi:10.1109/jssc.2004.831786

CMOS wireless phase-shifted transmitter

2004· article· en· W2066211429 on OpenAlexaff
Sotoudeh Hamedi-Hagh, C.A.T. Salama

Bibliographic record

VenueIEEE Journal of Solid-State Circuits · 2004
Typearticle
Languageen
FieldEngineering
TopicAdvanced Power Amplifier Design
Canadian institutionsUniversity of Toronto
Fundersnot available
KeywordsTransmitterAmplifierElectrical engineeringCMOSdBcLocal oscillatorTransmitter power outputBandwidth (computing)IntermodulationElectronic engineeringTelecommunicationsEngineeringRadio frequencyChannel (broadcasting)

Abstract

fetched live from OpenAlex

A fully integrated phase-shifted (PS) transmitter is presented in this paper. The PS transmitter employs switching power amplifiers, operates without mixers, and provides an intermodulation distortion-free output spectrum, making it a suitable choice for mobile communication systems. The RF blocks of the PS transmitter include a local oscillator, phase shifters, and switching class-F power amplifiers with wide-band matching networks. The PS transmitter is implemented in a standard single-polysilicon, six-metal 0.18-/spl mu/m CMOS technology and occupies an area of 3 mm/sup 2/. It operates from a 1-V supply and provides better than 42 dBc adjacent channel power ratio with an output bandwidth of 50 MHz at 8 GHz. The PS transmitter RF front-end provides 22 dBm of average output power with a 38% average power added efficiency.

Fetched live from OpenAlex and de-inverted. Abstracts are not stored in this database: the inverted indexes are 8.6 GB of the frame’s 9.3 GB of text, and the host has 13 GB free.

How this classification was reachedexpand

Full frame machine prediction

Teacher imitation

Not 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.

metaresearch head score (Codex)0.000
metaresearch head score (Gemma)0.000
Version: metacan-v3-hybrid-931329e0061cValidation status: machine_predicted_unvalidated
Candidate categoriesnone
Consensus categoriesnone
DomainCandidate signal: none · Consensus signal: none
Study designCandidate signal: Bench or experimental · Consensus signal: Bench or experimental
GenreCandidate signal: Empirical · Consensus signal: none
Teacher disagreement score0.005
Threshold uncertainty score0.016

Distilled classifier scores by category (both heads)

CategoryCodexGemma
Metaresearch0.0000.000
Meta-epidemiology (narrow)0.0000.000
Meta-epidemiology (broad)0.0000.000
Bibliometrics0.0000.000
Science and technology studies0.0000.000
Scholarly communication0.0000.001
Open science0.0000.000
Research integrity0.0000.000
Insufficient payload (model declined to judge)0.0050.002

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.

Opus teacher head0.019
GPT teacher head0.270
Teacher spread0.251 · how far apart the two teachers sit on this one work
Validation statusscore_only:v0-immature-baseline · verbatim from the scoring run: score_only means the number may rank works, and no category label ships from it

Classification

machine, unvalidated

Machine predicted; a candidate call from one source (direct Gemma or distilled Codex), not a consensus.

The models applied no category: nothing in the taxonomy fit this work.
Study designBench or experimental
Domainnot available
GenreEmpirical

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".

Quick stats

Citations37
Published2004
Admission routes1
Has abstractyes

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