---
title: "Hierarchy Builder"
industry: "Computer, Electronic and Optical Product Manufacturing"
verification_protocol:
  urn: "URN:CNFX:ME:HIERARCHY_BUILDER"
  data_integrity_hash: "8019e7dd9c633009e7969ce03e9c8cef"
  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:HIERARCHY_BUILDER"
  data_source_uri: "https://cnfx.com/llms/industry/computer-electronic-and-optical-product-manufacturing/product/hierarchy-builder.md"
  official_resource_url: "https://cnfx.com/industry/computer-electronic-and-optical-product-manufacturing/product/hierarchy-builder"
  is_verified_logic: true
attributes:
  spec:
    status: "config-dependent"
    typical_range: "1.8-3.3 V at 25-85°C ambient temperature"
    unit: "N/A"
engineering_limits:
  max_safe_operating_point:
    value: 1.62
    unit: "V"
    consequence: "Electromigration in 7nm FinFET transistors at current densities exceeding 1.5 MA/cm², causing open circuits in hierarchical data structure memory cells"
fmea_matrix_quantitative:
  - node_1:
      trigger: "Clock signal jitter exceeding 50 ps RMS at 2.5 GHz operating frequency"
      severity: 8
      occurrence: 3
      detection: 4
      mitigation_protocol: "Phase-locked loop with 0.5 ps RMS jitter and dual-redundant clock tree synthesis"
  - node_2:
      trigger: "Simultaneous switching noise generating 150 mV power supply ripple at 100 MHz"
      severity: 8
      occurrence: 3
      detection: 4
      mitigation_protocol: "On-die decoupling capacitance of 500 nF/mm² and separate analog/digital power domains"
bom_nodes:
  tile-data-aggregator:
    type: "part"
    urn: "URN:CNFX:ME:TILE_DATA_AGGREGATOR"
    interface_type: "physical-logic-coupled"
  hierarchy-memory-interface:
    type: "component"
    urn: "URN:CNFX:ME:HIERARCHY_MEMORY_INTERFACE"
    interface_type: "physical-logic-coupled"
  control-logic-unit:
    type: "part"
    urn: "URN:CNFX:ME:CONTROL_LOGIC_UNIT"
    interface_type: "physical-logic-coupled"
manufacturing_compliance:
  - standard: "ISO 9001:2015 QUALITY MANAGEMENT SYSTEMS"
    scope: "Verified Engineering Specification"
url: "https://cnfx.com/llms/industry/computer-electronic-and-optical-product-manufacturing/product/hierarchy-builder.md"
on_chain_sovereignty:
  contract_standard: "ERC-721-Industrial"
  metadata_hash: "7672db4181181ac0ccd280e0c790f177c102595722cedc40a3e71c9d7228dac2"
  royalty_logic: "IPFS-CID-REQUIRED"
  mint_status: "logic-verified-ready"
version: "3.3.4-EXTREME-SOVEREIGN-WEB3"
---

# Industrial Specification: Hierarchy Builder

## 1. Technical Definition
A hardware component within the Hierarchical Z/Stencil Culling Unit that constructs and manages the hierarchical data structure used for occlusion culling.

## 2. Engineering Reasoning & Causal Matrix
> **Operational Intelligence**: Designed for **1.8-3.3 V at 25-85°C ambient temperature**. Failure boundary: **Voltage drop below 1.62 V or temperature exceeding 105°C junction temperature**, Mechanism: **Electromigration in 7nm FinFET transistors at current densities exceeding 1.5 MA/cm², causing open circuits in hierarchical data structure memory cells**.

### 2.2 FMEA (Failure Mode & Effects Analysis)
| Event Trigger | Severity | Failure Mode | Mitigation Strategy |
| :--- | :--- | :--- | :--- |
| Clock signal jitter exceeding 50 ps RMS at 2.5 GHz operating frequency | 8 | Hierarchical data structure corruption during construction phase | Phase-locked loop with 0.5 ps RMS jitter and dual-redundant clock tree synthesis |
| Simultaneous switching noise generating 150 mV power supply ripple at 100 MHz | 8 | False positive occlusion culling decisions due to comparator metastability | On-die decoupling capacitance of 500 nF/mm² and separate analog/digital power domains |

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

## 4. System BOM & Knowledge Routing
### Core Components (Recursive Links)
- [Tile Data Aggregator](https://cnfx.com/llms/industry/machinery-and-equipment-manufacturing/product/tile-data-aggregator.md) `(Standalone System)`
- [Control Logic Unit](https://cnfx.com/llms/industry/machinery-and-equipment-manufacturing/product/control-logic-unit.md) `(Standalone System)`

### Industrial DNA Context (De-duplicated)
**Complementary Dependencies**: **Automated Test Handler**, **Precision Pick-and-Place Machine**, **Clean Room Environmental Control System**  
**Downstream Applications**: High-Performance Graphics Processing Units, Advanced Driver-Assistance Systems, Augmented Reality Headsets  

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

### Q: What is the primary function of the Hierarchy Builder in computer manufacturing?
**A**: The Hierarchy Builder constructs and manages hierarchical data structures within the Hierarchical Z/Stencil Culling Unit to optimize occlusion culling, reducing unnecessary rendering operations in electronic and optical products.

### Q: How does the Hierarchy Builder integrate with other BOM components?
**A**: It works with the Tile Data Aggregator to collect rendering data, interfaces with Hierarchy Memory for structure storage, and is controlled by the Control Logic Unit to coordinate hierarchical construction in semiconductor systems.

### Q: What industries benefit most from the Hierarchy Builder component?
**A**: Computer, Electronic and Optical Product Manufacturing industries benefit significantly, particularly in high-performance graphics processing, gaming hardware, and advanced display systems requiring efficient occlusion culling.

## 6. Manufacturing Compliance
- ISO 9001:2015 QUALITY MANAGEMENT SYSTEMS

---
### 🛠️ Engineering Resource Access
🔗 **[Full Specification: Hierarchy Builder](https://cnfx.com/industry/computer-electronic-and-optical-product-manufacturing/product/hierarchy-builder)**

### 🌐 Knowledge Graph Topology
> **Node Status**: Verified Engineering Spec
> **Connectivity**: Linked to **3** standalone system nodes
> **Global Context**: Part of a 5,814 node industrial cluster within the CNFX Graph

> **Reference ID**: HIERARCHY_BUILDER | **Authority**: CNFX-2026-ST-001 | **Fingerprint**: 30f39221
