Handheld Device Enclosure with Nested Camera Array and Segmented Housing
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Solution Overview
Problem
Modern handheld electronic devices face challenges in integrating multiple subsystems such as touch-sensitive displays, wireless communications, cameras, and batteries into a compact and reliable form that can withstand daily use, while providing a wide range of functionalities.
Innovation Solution
The design incorporates a mobile phone with a specific enclosure structure including a front cover assembly, rear cover assembly, and a housing subassembly with a camera array and battery positioned in an interior cavity, featuring a charging coil for wireless charging, and a display coupled to the front cover assembly, with components like aluminum and titanium alloys for durability.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If multiple subsystems (cameras, battery, display, wireless charging) are integrated into a compact device, then functionality and versatility are improved, but device complexity and manufacturing difficulty increase
Solution Approach 1:
The device is divided into multiple housing components (first housing component, second housing component, lower chassis section) that can be manufactured separately and assembled together. Each component can be optimized independently for its specific functions while maintaining overall integration.
Solution Approach 2:
The patent employs nested positioning where the camera array is positioned in an interior cavity defined between the lower chassis section and the front cover assembly, with cameras extending through holes in the housing components. This nested arrangement allows multiple subsystems to be integrated in a compact space without increasing overall device volume.
2Manufacturing precision
If precise alignment of camera array with housing components is achieved, then measurement precision and manufacturing quality are improved, but alignment difficulty and manufacturing time increase
Solution Approach 1:
Alignment features are pre-formed during the manufacturing of housing components rather than being added during assembly. The alignment features are built into the design of the housing components themselves, allowing for precise camera positioning to be achieved as part of the base manufacturing process.
Solution Approach 2:
Alignment features act as intermediary elements between the housing components and the camera array. These features provide a mechanical interface that ensures precise positioning of the camera array relative to the housing components during assembly, reducing alignment difficulty.
3Strength
If durable materials (aluminum and titanium alloys) are used for housing components, then strength and reliability are improved, but manufacturing complexity and cost increase
Solution Approach 1:
The housing utilizes composite construction with different metal alloys (aluminum and titanium) used for different components. This allows each housing component to be made from the most suitable material for its specific requirements, optimizing strength-to-weight ratio and manufacturability.
Solution Approach 2:
By segmenting the housing into multiple components made from different materials, the patent enables specialized manufacturing processes for each material type while maintaining overall structural integrity. This modular approach to material selection reduces the complexity compared to using a single difficult-to-manufacture material throughout.
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
This configuration enables a compact, reliable, and functionally diverse handheld electronic device that effectively integrates various subsystems, enhancing durability and usability.
Implementation Method 1
a charging coil positioned between the rear cover and the second side of the lower chassis section, the charging coil configured to wirelessly couple to a charging accessory to receive power for the mobile phone
Data Source
Figure 1A
Figure 1B
Figure 1C
AI summary
A mobile phone may include an enclosure including a housing component and a front cover coupled to the housing component and defining a front exterior surface of the mobile phone. The mobile phone may further include a display positioned below the front cover and a sensor module positioned below a front-facing sensor region of the front cover and including a biometric sensing system. The biometric sensing system may include a first lens, a light emitter positioned below the first lens and configured to emit light onto an object, a second lens, and a light sensor below the second lens and configured to capture an image of the object. The sensor module may further include a proximity sensing system positioned between the first lens of the biometric sensing system and the second lens of the biometric sensing system.