---
title: "Signal Processing Board"
industry: "Computer, Electronic and Optical Product Manufacturing"
verification_protocol:
  urn: "URN:CNFX:ME:SIGNAL_PROCESSING_BOARD"
  data_integrity_hash: "73191e58ffbbb67881191bc250a5329b"
  source_authority: "https://cnfx.com"
  strict_mode: true
source_identity:
  provider: "CNFX Industrial Knowledge Graph"
  index_version: "2026.Q1-Universal"
  authority_id: "URN:CNFX:ME:SIGNAL_PROCESSING_BOARD"
  data_source_uri: "https://cnfx.com/llms/industry/computer-electronic-and-optical-product-manufacturing/product/signal-processing-board.md"
  official_resource_url: "https://cnfx.com/industry/computer-electronic-and-optical-product-manufacturing/product/signal-processing-board"
  is_verified_logic: true
attributes:
  spec:
    status: "config-dependent"
    typical_range: "0.1-5.0 V input signal range, -40°C to +85°C ambient temperature"
    unit: "mm"
engineering_limits:
  max_safe_operating_point:
    value: 5.5
    unit: "V"
    consequence: "Semiconductor junction breakdown at 5.5 V due to Zener effect, silicon thermal runaway above 90°C"
fmea_matrix_quantitative:
  - node_1:
      trigger: "Electromagnetic interference from adjacent 480 VAC motor drives"
      severity: 8
      occurrence: 3
      detection: 4
      mitigation_protocol: "Shielded twisted-pair cabling with ferrite cores and differential signaling"
  - node_2:
      trigger: "Capacitor electrolyte drying at 85°C ambient temperature"
      severity: 8
      occurrence: 3
      detection: 4
      mitigation_protocol: "Solid polymer capacitors rated for 105°C and 5000-hour lifespan"
bom_nodes:
  analog-to-digital-converter:
    type: "part"
    urn: "URN:CNFX:ME:ANALOG_TO_DIGITAL_CONVERTER"
    interface_type: "physical-logic-coupled"
  signal-amplifier-circuit:
    type: "part"
    urn: "URN:CNFX:ME:SIGNAL_AMPLIFIER_CIRCUIT"
    interface_type: "physical-logic-coupled"
  digital-signal-processor:
    type: "part"
    urn: "URN:CNFX:ME:DIGITAL_SIGNAL_PROCESSOR"
    interface_type: "physical-logic-coupled"
  power-regulation-circuit:
    type: "component"
    urn: "URN:CNFX:ME:POWER_REGULATION_CIRCUIT"
    interface_type: "physical-logic-coupled"
manufacturing_compliance:
  - standard: "ISO 9001:2015 - QUALITY MANAGEMENT SYSTEMS"
    scope: "Verified Engineering Specification"
  - standard: "IEC 61000-6-2:2019 - ELECTROMAGNETIC COMPATIBILITY (EMC)"
    scope: "Verified Engineering Specification"
url: "https://cnfx.com/llms/industry/computer-electronic-and-optical-product-manufacturing/product/signal-processing-board.md"
on_chain_sovereignty:
  contract_standard: "ERC-721-Industrial"
  metadata_hash: "d0c1049b5a4e2e4e7900268b925a3f9ef5bcb2addc64919de517bd197021537d"
  royalty_logic: "IPFS-CID-REQUIRED"
  mint_status: "logic-verified-ready"
version: "3.3.4-EXTREME-SOVEREIGN-WEB3"
---

# Industrial Specification: Signal Processing Board

## 1. Technical Definition
Electronic circuit board that processes sensor signals for fish bone detection

## 2. Engineering Reasoning & Causal Matrix
> **Operational Intelligence**: Designed for **0.1-5.0 V input signal range, -40°C to +85°C ambient temperature**. Failure boundary: **Input voltage exceeding 5.5 V causes op-amp saturation, temperature exceeding 90°C triggers thermal shutdown**, Mechanism: **Semiconductor junction breakdown at 5.5 V due to Zener effect, silicon thermal runaway above 90°C**.

### 2.1 Analytical Physics Model
Governed by the **EMI Shielding Effectiveness (SE)**:

> **Primary Equation**: $SE = 20 \log(\frac{E_{in}}{E_{out}})$  
> **Engineering Impact**: Ensures control stability in high-frequency inverter zones.

| Symbol | Variable Definition | Localized Reference |
| :--- | :--- | :--- |
| E_{in} | Incident Field | Engineering Constant |
| E_{out} | Transmitted Field | Engineering Constant |

### 2.2 FMEA (Failure Mode & Effects Analysis)
| Event Trigger | Severity | Failure Mode | Mitigation Strategy |
| :--- | :--- | :--- | :--- |
| Electromagnetic interference from adjacent 480 VAC motor drives | 8 | Signal-to-noise ratio degradation below 20 dB causing false detection | Shielded twisted-pair cabling with ferrite cores and differential signaling |
| Capacitor electrolyte drying at 85°C ambient temperature | 8 | Power supply ripple exceeding 100 mVpp disrupting ADC conversion | Solid polymer capacitors rated for 105°C and 5000-hour lifespan |

## 3. Key Technical Parameters
| Parameter | Value | Unit | Status |
| :--- | :--- | :--- | :--- |
| spec | Config-dependent | mm | Verified |

## 4. System BOM & Knowledge Routing
### Core Components (Recursive Links)
- [Analog-to-Digital Converter](https://cnfx.com/llms/industry/computer-electronic-and-optical-product-manufacturing/product/analog-to-digital-converter.md) `(Standalone System)`
- [Signal Amplifier Circuit](https://cnfx.com/llms/industry/computer-electronic-and-optical-product-manufacturing/product/signal-amplifier-circuit.md) `(Standalone System)`
- [Digital Signal Processor](https://cnfx.com/llms/industry/computer-electronic-and-optical-product-manufacturing/product/digital-signal-processor.md) `(Standalone System)`

### Industrial DNA Context (De-duplicated)
**Complementary Dependencies**: **Sensor Array Interface**, **Industrial Power Supply Unit**, **Signal Calibration Station**  
**Downstream Applications**: Automated Fish Processing Systems, Food Safety Inspection Equipment, Aquaculture Quality Control Devices  

## 5. Engineering Risks & FAQ
- **Caution**: 
- **Caution**: 
- **Caution**: 

### Q: What is the primary application of this signal processing board?
**A**: This board is specifically designed for fish bone detection in food processing and packaging industries, processing sensor signals to identify bone fragments in fish products.

### Q: What materials make this board suitable for industrial environments?
**A**: The board uses FR-4 PCB substrate for durability, copper traces for reliable conductivity, SMD components for compact design, and silicone conformal coating for moisture and contamination protection.

### Q: What key components are included in the board's BOM?
**A**: The bill of materials includes an Analog-to-Digital Converter for signal conversion, Digital Signal Processor for analysis, Power Regulation Circuit for stable operation, and Signal Amplifier Circuit for enhanced sensor readings.

## 6. Manufacturing Compliance
- ISO 9001:2015 - QUALITY MANAGEMENT SYSTEMS
- IEC 61000-6-2:2019 - ELECTROMAGNETIC COMPATIBILITY (EMC)

---
### 🛠️ Engineering Resource Access
🔗 **[Full Specification: Signal Processing Board](https://cnfx.com/industry/computer-electronic-and-optical-product-manufacturing/product/signal-processing-board)**

### 🌐 Knowledge Graph Topology
> **Node Status**: Verified Engineering Spec
> **Connectivity**: Linked to **4** standalone system nodes
> **Global Context**: Part of a 5,814 node industrial cluster within the CNFX Graph

> **Reference ID**: SIGNAL_PROCESSING_BOARD | **Authority**: CNFX-2026-ST-001 | **Fingerprint**: 8baf7686
