Concentric Pogo Tower for Expandable Semiconductor Test Equipment
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Solution Overview
Problem
Conventional semiconductor test equipment with fixed specifications, such as 256 input/output channels and 16 groups DPS, are unable to adapt to increasing complexity in electronic product functionality, requiring costly upgrades to expand testing capabilities, which are not compatible with original specifications.
Innovation Solution
A semiconductor test equipment with concentric pogo towers, comprising a base, tester head, outer pogo tower, and inner pogo tower, where the inner pogo tower integrates with the outer pogo tower through connecting components, allowing for easy expansion and compatibility with various specifications without hardware modifications, using detachable and interchangeable connecting components to accommodate different probe cards.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If conventional semiconductor test equipment with fixed specifications is used, then the equipment structure is simple and cost is low, but the equipment cannot adapt to increasing complexity in electronic product functionality
Solution Approach 1:
The pogo tower is divided into multiple detachable sections (first pogo tower section, second pogo tower section, etc.) that can be connected together. Each section contains connecting components with engagement structures that allow them to be assembled and disassembled. This segmentation enables the equipment to expand its testing capacity by adding more sections while maintaining the ability to configure different configurations based on testing requirements.
Solution Approach 2:
The pogo tower transitions from a fixed structure to a dynamic, reconfigurable structure. The connecting components include engagement structures that allow the pogo tower sections to be connected or disconnected based on testing needs. This dynamic configuration enables the equipment to adapt to different testing specifications and complexities without requiring complete hardware replacement.
2Adaptability or versatility
If equipment is re-purchased with new specifications to expand testing capabilities, then testing capacity is improved, but considerable re-equipping costs are incurred and compatibility with original specifications is lost
Solution Approach 1:
The pogo tower is segmented into multiple detachable sections that can be independently connected. Existing equipment can expand its testing capacity by adding additional sections rather than purchasing completely new equipment. The connecting components are designed to interface with existing structures, allowing incremental expansion at lower cost.
Solution Approach 2:
The connecting components are designed with universal engagement structures that can interface with both existing equipment and new sections. This multi-functionality allows the same connecting components to serve multiple purposes: connecting pogo tower sections, maintaining compatibility with existing specifications, and enabling expansion to new specifications without requiring different components for different configurations.
3Adaptability or versatility
If the pogo tower is made detachable for easy expansion, then adaptability is improved, but the connection stability and reliability may be compromised
Solution Approach 1:
The pogo tower is divided into sections connected by detachable connecting components. Each connection point includes engagement structures designed to provide stable mechanical and electrical connections while allowing for easy assembly and disassembly. The segmentation enables expandability without compromising connection reliability when properly assembled.
Solution Approach 2:
The connecting components include pre-designed engagement structures such as locking mechanisms, alignment features, and contact elements that ensure reliable connections before operation begins. The engagement structures are configured to automatically align and secure sections together, ensuring connection stability is established in advance of any testing operations.
Data Source
AI summary
A semiconductor test equipment with concentric pogo towers is disclosed, which comprises a base, a tester head, an outer pogo tower, and an inner pogo tower. The inner pogo tower is concentrically received in the outer pogo tower, and a connecting slot of the inner pogo tower is correspondingly engaged with a connecting pin of the outer pogo tower. The outer pogo tower is fixed to the load board together with the inner pogo tower, whereby a plurality of outer pogo pins of the outer pogo tower and a plurality of inner pogo pins of the inner pogo tower are electrically connected to the load board respectively. Therefore, the present invention is capable of expanding the test specifications, but also to change rapidly from different test specifications through replacing a different probe card but without to modify any other hardware.