HMD Accessory Pairing Through Broadcast Signal Matching

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Solution Overview

Problem

Conventional methods for pairing accessory devices with head-mounted displays (HMDs) in virtual reality (VR) systems are inconvenient, disrupting the immersive experience due to the need for manual button pressing and visual confirmation, often requiring users to put down other devices.

Innovation Solution

A method involving a host device that scans for broadcast signals from electronic devices, provides operation hints, receives corresponding operation information, and pairs with devices based on matching hints and information, maintaining an immersive experience by eliminating the need for manual button pressing and visual confirmation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If manual button pressing is used for pairing, then pairing function is achieved, but immersive experience is disrupted

Engineering Contradiction:
Improvepairing operationVSAvoidpairing process complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The pairing process is automated through broadcast signals and operation hints. The host device automatically scans for devices, provides guidance hints, and completes pairing without requiring manual button pressing or visual confirmation, making the system serve itself rather than requiring continuous user intervention.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The mechanical button-pressing system is replaced with an automated signal-based system. Instead of requiring physical button presses and visual confirmation, the patent uses broadcast signals, operation hints, and automated matching to achieve pairing, substituting mechanical interaction with electronic communication.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

2Reliability

If multiple buttons need to be pressed simultaneously, then pairing is triggered, but user convenience deteriorates

Engineering Contradiction:
Improvepairing trigger reliabilityVSAvoidbutton pressing convenience
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The system automatically triggers pairing through broadcast signal detection and operation hint matching, eliminating the need for users to manually coordinate multiple button presses. The host device and electronic device work together autonomously to initiate and complete the pairing process.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The host device performs preliminary scanning for broadcast signals and prepares operation hints before the actual pairing occurs. This preliminary action ensures that when pairing is needed, the system is already ready to guide the user through a simple single-button press rather than requiring coordination of multiple buttons.

Inventive Principle:
Principle #10Preliminary action

3Measurement precision

If visual confirmation is required, then button pressing accuracy is improved, but immersive VR experience is broken

Engineering Contradiction:
Improvebutton pressing accuracyVSAvoidimmersive experience continuity
Core Design Contradiction:
Measurement precisionVSProductivity

Solution Approach 1:

Visual confirmation through see-through mode is replaced with automated operation hint provision and matching. The system uses electronic communication of operation hints and automated verification of operation information instead of requiring visual confirmation, maintaining immersion while achieving accurate pairing.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

Solution Approach 2:

The system provides operation hints as feedback to guide the user and automatically matches operation information to confirm pairing. This feedback mechanism ensures accurate button pressing without requiring visual confirmation, as the system actively guides and verifies the pairing process through automated feedback loops.

Inventive Principle:
Principle #23Feedback

4Reliability

If both hands are needed for button pressing, then pairing can be initiated, but device handling capability is reduced

Engineering Contradiction:
Improvepairing initiationVSAvoiddevice handling capability
Core Design Contradiction:
ReliabilityVSAdaptability or versatility

Solution Approach 1:

The pairing initiation is automated through broadcast signal scanning and operation hint matching, eliminating the need for users to use both hands for button pressing. The system autonomously detects devices and guides pairing through simple operations that can be performed while holding other devices.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The host device performs preliminary scanning and prepares operation hints before pairing is needed, so that when pairing occurs, the user only needs to perform a simple single-button press rather than coordinating multiple buttons with both hands. This maintains device handling capability while ensuring reliable pairing initiation.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS12425829B2Method for pairing devices, electronic system, and computer readable storage medium
Publication Date: 2025.09.23 HTC CORP
  • US12425829B2 patent drawing
  • US12425829B2 patent drawing
  • US12425829B2 patent drawing

AI summary

The embodiments of the disclosure provide a method for pairing devices, an electronic system, and a computer readable storage medium. The method includes: in response to determining a pairing function of a host is triggered, scanning, by the host, for at least one broadcast signal transmitted by at least one electronic device; in response to determining that a first broadcast signal from a first electronic device is scanned, establishing, by the host, a first connection with the first electronic device; providing, by the host, a first operation hint; receiving, by the host, a first operation information from the first electronic device through the first connection; and in response to determining that the first operation information corresponds to the first operation hint, pairing, by the host, with the first electronic device.