quantrs2_circuit/scirs2_pulse_control_enhanced/
mod.rs

1//! Enhanced Quantum Pulse Control with Advanced `SciRS2` Signal Processing
2//!
3//! This module provides state-of-the-art pulse-level control for quantum devices
4//! with ML-based pulse optimization, real-time calibration, advanced waveform
5//! synthesis, and comprehensive error mitigation powered by `SciRS2`.
6
7pub mod config;
8pub mod pulses;
9
10#[cfg(test)]
11mod tests;
12
13// Re-export main types
14pub use config::*;
15pub use pulses::*;
16
17use quantrs2_core::error::{QuantRS2Error, QuantRS2Result};
18use scirs2_core::ndarray::Array1;
19use scirs2_core::Complex64;
20use serde::{Deserialize, Serialize};
21use std::collections::{HashMap, VecDeque};
22use std::fmt;
23use std::sync::Arc;
24
25/// Enhanced pulse controller
26pub struct EnhancedPulseController {
27    config: EnhancedPulseConfig,
28    signal_processor: SignalProcessor,
29    pub ml_optimizer: Option<Arc<dyn PulseOptimizationModel>>,
30    calibration_data: CalibrationData,
31}
32
33impl EnhancedPulseController {
34    /// Create a new enhanced pulse controller
35    #[must_use]
36    pub fn new(config: EnhancedPulseConfig) -> Self {
37        Self {
38            config,
39            signal_processor: SignalProcessor::new(),
40            ml_optimizer: Some(Arc::new(DefaultPulseOptimizer::new())),
41            calibration_data: CalibrationData::default(),
42        }
43    }
44}
45
46/// Signal processor for pulse waveforms
47pub struct SignalProcessor {
48    pub config: SignalProcessorConfig,
49    buffer_manager: PulseSignalBufferManager,
50    fft_engine: FFTEngine,
51    filter_bank: FilterBank,
52    adaptive_processor: AdaptiveSignalProcessor,
53}
54
55impl SignalProcessor {
56    #[must_use]
57    pub fn new() -> Self {
58        Self {
59            config: SignalProcessorConfig::default(),
60            buffer_manager: PulseSignalBufferManager::new(),
61            fft_engine: FFTEngine::new(),
62            filter_bank: FilterBank::new(),
63            adaptive_processor: AdaptiveSignalProcessor::new(),
64        }
65    }
66}
67
68impl Default for SignalProcessor {
69    fn default() -> Self {
70        Self::new()
71    }
72}
73
74/// Signal processor configuration
75#[derive(Debug, Clone)]
76pub struct SignalProcessorConfig {
77    pub window_size: usize,
78    pub overlap: usize,
79    pub enable_simd: bool,
80    pub max_frequency: f64,
81}
82
83impl Default for SignalProcessorConfig {
84    fn default() -> Self {
85        Self {
86            window_size: 1024,
87            overlap: 512,
88            enable_simd: true,
89            max_frequency: 500e6,
90        }
91    }
92}
93
94/// Buffer manager for signal processing
95struct PulseSignalBufferManager {
96    complex_buffers: Vec<Vec<Complex64>>,
97    real_buffers: Vec<Vec<f64>>,
98    fft_workspace: Vec<Complex64>,
99    filter_states: HashMap<String, FilterState>,
100}
101
102impl PulseSignalBufferManager {
103    fn new() -> Self {
104        Self {
105            complex_buffers: Vec::new(),
106            real_buffers: Vec::new(),
107            fft_workspace: Vec::new(),
108            filter_states: HashMap::new(),
109        }
110    }
111}
112
113/// Filter state for signal processing
114pub struct FilterState {
115    pub delay_line: VecDeque<f64>,
116    pub coefficients: Vec<f64>,
117    pub history: Vec<f64>,
118}
119
120impl FilterState {
121    pub fn new(order: usize) -> Self {
122        Self {
123            delay_line: VecDeque::with_capacity(order),
124            coefficients: Vec::new(),
125            history: Vec::with_capacity(order),
126        }
127    }
128}
129
130/// FFT engine for spectral analysis
131struct FFTEngine {
132    fft_plans: HashMap<usize, FFTPlan>,
133    buffer_pool: Vec<Vec<Complex64>>,
134}
135
136impl FFTEngine {
137    fn new() -> Self {
138        Self {
139            fft_plans: HashMap::new(),
140            buffer_pool: Vec::new(),
141        }
142    }
143}
144
145#[derive(Debug, Clone)]
146struct FFTPlan {
147    size: usize,
148    direction: FFTDirection,
149}
150
151#[derive(Debug, Clone, Copy)]
152enum FFTDirection {
153    Forward,
154    Inverse,
155}
156
157/// Filter bank for different filter types
158struct FilterBank {
159    butterworth_filters: HashMap<usize, ButterworthFilter>,
160    chebyshev_filters: HashMap<usize, ChebyshevFilter>,
161    fir_filters: HashMap<usize, FIRFilter>,
162    adaptive_filters: Vec<AdaptiveFilter>,
163}
164
165impl FilterBank {
166    fn new() -> Self {
167        Self {
168            butterworth_filters: HashMap::new(),
169            chebyshev_filters: HashMap::new(),
170            fir_filters: HashMap::new(),
171            adaptive_filters: Vec::new(),
172        }
173    }
174}
175
176struct ButterworthFilter {
177    order: usize,
178    cutoff: f64,
179}
180
181struct ChebyshevFilter {
182    order: usize,
183    ripple: f64,
184}
185
186struct FIRFilter {
187    taps: Vec<f64>,
188}
189
190struct AdaptiveFilter {
191    weights: Vec<f64>,
192    step_size: f64,
193}
194
195/// Adaptive signal processor
196struct AdaptiveSignalProcessor {
197    noise_estimator: NoiseEstimator,
198    distortion_corrector: DistortionCorrector,
199    interference_canceller: InterferenceCanceller,
200    channel_equalizer: ChannelEqualizer,
201}
202
203impl AdaptiveSignalProcessor {
204    fn new() -> Self {
205        Self {
206            noise_estimator: NoiseEstimator {
207                noise_floor: -80.0,
208                noise_profile: Array1::zeros(1024),
209                estimation_window: 1024,
210                update_rate: 0.01,
211            },
212            distortion_corrector: DistortionCorrector {
213                correction_model: PredistortionModel::Linear,
214                model_parameters: vec![1.0, 0.0],
215                adaptation_enabled: true,
216                correction_strength: 1.0,
217            },
218            interference_canceller: InterferenceCanceller {
219                reference_signals: Vec::new(),
220                cancellation_filters: Vec::new(),
221                threshold: 0.1,
222            },
223            channel_equalizer: ChannelEqualizer {
224                frequency_response: Array1::ones(1024),
225                target_response: Array1::ones(1024),
226                equalization_filter: vec![1.0],
227                adaptation_rate: 0.01,
228            },
229        }
230    }
231}
232
233struct NoiseEstimator {
234    noise_floor: f64,
235    noise_profile: Array1<f64>,
236    estimation_window: usize,
237    update_rate: f64,
238}
239
240struct DistortionCorrector {
241    correction_model: PredistortionModel,
242    model_parameters: Vec<f64>,
243    adaptation_enabled: bool,
244    correction_strength: f64,
245}
246
247struct InterferenceCanceller {
248    reference_signals: Vec<Array1<Complex64>>,
249    cancellation_filters: Vec<Vec<f64>>,
250    threshold: f64,
251}
252
253struct ChannelEqualizer {
254    frequency_response: Array1<f64>,
255    target_response: Array1<f64>,
256    equalization_filter: Vec<f64>,
257    adaptation_rate: f64,
258}
259
260/// Predistortion models
261#[derive(Debug, Clone, Copy, PartialEq, Eq)]
262pub enum PredistortionModel {
263    Linear,
264    Polynomial,
265    MemoryPolynomial,
266}
267
268/// Calibration data
269#[derive(Debug, Clone, Default)]
270struct CalibrationData {
271    qubit_frequencies: HashMap<usize, f64>,
272    anharmonicities: HashMap<usize, f64>,
273    coupling_strengths: HashMap<(usize, usize), f64>,
274}
275
276/// Pulse sequence
277#[derive(Debug, Clone)]
278pub struct PulseSequence {
279    pub channels: Vec<PulseChannel>,
280    pub duration: f64,
281    pub metadata: PulseMetadata,
282}
283
284/// Pulse channel
285#[derive(Debug, Clone)]
286pub struct PulseChannel {
287    pub channel_id: usize,
288    pub waveform: Waveform,
289    pub frequency: f64,
290    pub phase: f64,
291    pub frame_change: Option<f64>,
292}
293
294/// Waveform data
295#[derive(Debug, Clone)]
296pub struct Waveform {
297    pub samples: Vec<Complex64>,
298    pub sample_rate: f64,
299}
300
301/// Pulse metadata
302#[derive(Debug, Clone)]
303pub struct PulseMetadata {
304    pub gate_name: String,
305    pub target_qubits: Vec<usize>,
306    pub fidelity_estimate: Option<f64>,
307    pub optimization_history: Vec<OptimizationStep>,
308}
309
310/// Optimization step
311#[derive(Debug, Clone)]
312pub struct OptimizationStep {
313    pub iteration: usize,
314    pub cost: f64,
315    pub parameters: Vec<f64>,
316}
317
318/// Gate analysis
319#[derive(Debug, Clone)]
320pub struct GateAnalysis {
321    pub target_unitary: Vec<Vec<Complex64>>,
322    pub qubit_indices: Vec<usize>,
323}
324
325/// Pulse optimization model trait
326pub trait PulseOptimizationModel: Send + Sync {
327    fn optimize(
328        &self,
329        pulse: &PulseSequence,
330        target: &GateAnalysis,
331        constraints: &PulseConstraints,
332    ) -> QuantRS2Result<PulseSequence>;
333
334    fn update(&mut self, feedback: &OptimizationFeedback);
335}
336
337/// Default pulse optimizer
338struct DefaultPulseOptimizer {
339    // ML model placeholder
340}
341
342impl DefaultPulseOptimizer {
343    const fn new() -> Self {
344        Self {}
345    }
346}
347
348impl PulseOptimizationModel for DefaultPulseOptimizer {
349    fn optimize(
350        &self,
351        pulse: &PulseSequence,
352        _target: &GateAnalysis,
353        _constraints: &PulseConstraints,
354    ) -> QuantRS2Result<PulseSequence> {
355        Ok(pulse.clone())
356    }
357
358    fn update(&mut self, _feedback: &OptimizationFeedback) {}
359}
360
361/// Optimization feedback
362#[derive(Debug, Clone)]
363pub struct OptimizationFeedback {
364    pub measured_fidelity: f64,
365    pub execution_time: f64,
366    pub success: bool,
367}
368
369/// Mitigation strategies
370#[derive(Debug, Clone, Copy, PartialEq, Eq)]
371pub enum MitigationStrategy {
372    PhaseCorrection,
373    AmplitudeStabilization,
374    DriftCompensation,
375    LeakageReduction,
376    CrosstalkCancellation,
377}
378
379impl fmt::Display for PulseSequence {
380    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
381        writeln!(f, "Pulse Sequence:")?;
382        writeln!(f, "  Duration: {:.2} ns", self.duration * 1e9)?;
383        writeln!(f, "  Channels: {}", self.channels.len())?;
384        for channel in &self.channels {
385            writeln!(
386                f,
387                "    Channel {}: {} samples @ {:.1} GHz",
388                channel.channel_id,
389                channel.waveform.samples.len(),
390                channel.frequency / 1e9
391            )?;
392        }
393        writeln!(f, "  Gate: {}", self.metadata.gate_name)?;
394        if let Some(fidelity) = self.metadata.fidelity_estimate {
395            writeln!(f, "  Estimated fidelity: {fidelity:.4}")?;
396        }
397        Ok(())
398    }
399}
quantrs2_circuit/scirs2_pulse_control_enhanced/mod.rs

quantrs2_circuit/scirs2_pulse_control_enhanced/
mod.rs
