Personal Cloud Cover Case Antenna Beam Steering
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Solution Overview
Problem
Current mobile computing device covers lack functional components, limiting their ability to provide cloud computing services and efficient RF communication, especially in environments with high penetration loss and path loss for millimeter wave signals.
Innovation Solution
The Personal Cloud Cover Case (PCCC) integrates electronic components such as antenna arrays, wireless charging units, and communication modules into the device cover, enabling cloud computing services and improved RF communication by using a low-cost antenna array for beam forming and steering, and automatic signal detection and amplification.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If a simple case cover is used for protective purposes, then the device structure remains simple and cost-effective, but the cover lacks functional components needed for cloud computing services and efficient RF communication
Solution Approach 1:
The patent merges protective case cover functionality with RF communication functionality by integrating antenna arrays, wireless charging units, and communication modules directly into the case cover structure. This allows the case to serve dual purposes: physical protection and active wireless communication, resolving the contradiction between simplicity and functional versatility.
Solution Approach 2:
The case cover is designed to perform multiple functions simultaneously: it provides mechanical protection, houses antenna arrays for millimeter wave communication, incorporates wireless charging capabilities, and enables cloud computing services. This multi-functional design directly addresses the need for adaptability while maintaining a unified structural approach.
2Speed
If millimeter wave signals are used for high-speed communication, then data transmission speed is improved, but signal penetration loss and path loss increase in high-loss environments
Solution Approach 1:
The patent employs antenna arrays with beam forming and steering capabilities that can dynamically adjust signal direction and concentration. By locally optimizing signal transmission through directional beam control, the system maintains high-speed millimeter wave communication while improving reliability in high-loss environments through targeted signal delivery rather than omnidirectional transmission.
Solution Approach 2:
The system performs preliminary signal detection and automatic activation of transmission paths before full communication begins. The controller detects incoming signals and pre-activates the appropriate transmission paths, ensuring that the communication channel is ready to handle millimeter wave signals effectively, thereby improving both speed and reliability.
3Reliability
If automatic signal detection and path switching is implemented, then communication reliability is improved, but device complexity increases
Solution Approach 1:
The controller automatically detects incoming signals, identifies the appropriate transmission path, and switches between paths without external intervention. This self-service capability improves communication reliability by ensuring the correct path is always active while minimizing the need for complex external control systems, as the device manages its own path selection autonomously.
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
The PCCC enhances the mobile device's ability to provide cloud services and improves RF signal penetration through environments with high loss, ensuring reliable communication and network access.
Implementation Method 1
the controller operates a phase shifter and antenna array to steer the transmit and receive direction of the antenna and direct the alignment of the first signal
Implementation Method 2
the controller operates a phase shifter and antenna array to steer the transmit and receive direction of the antenna
Implementation Method 3
a downlink path having a low noise amplifier in an on state
Implementation Method 4
the power amplifier capable of amplifying the first signal and sending the first signal to a second antenna
Implementation Method 5
a first antenna in an uplink path capable of receiving a first signal at a first frequency and coupled to a receive signal detector and amplifier (RSDA)
Data Source
AI summary
A radio frequency (RF) front end device has a signal traveling from a first antenna to a second antenna in an uplink path and a signal traveling from a third antenna to a fourth antenna in a downlink path. The device is under the control of automatic on/off controller (AOOC) which upon receiving a signal indication from a receive signal detector and amplifier (RSDA) turns on the operations of power amplifier (PA) and simultaneously turns off a low noise amplifier (LNA). This LNA is turned off when the power amplifier is turned on to prevent uplink path and downlink path forming a feedback loop which would result in oscillation, noise and interference.