Gaming Headset Chat Volume Control for Dynamic Game Audio
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Solution Overview
Problem
Current gaming headsets with single-ear microphones limit the gaming experience by reducing positional sound cues to mono, causing voice communication issues due to loud game sound dynamics, and suffer from interference and lack of audible feedback, leading to poor voice intelligibility and increased speaking volume.
Innovation Solution
A gaming headset system with a controller that adjusts chat-voice volume proportionally to game-audio volume, using an envelope detector and variable-gain stage, along with optocouplers to decouple signals and HRTF processing to position chat audio outside the stereo plane, ensuring clear voice communication without affecting game sound dynamics.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If a single-ear headphone with microphone attachment is used for voice communication, then one ear is free to hear communication from other players, but positional sound cues are lost because the sound is reduced to a mono signal
Solution Approach 1:
The patent divides the audio output into separate channels: game audio and chat audio. The chat audio is routed to a single earpiece while game audio is distributed to both earpieces, allowing positional cues to be preserved in the game audio channel while enabling voice communication in the chat channel.
Solution Approach 2:
The patent adds a spatial dimension to chat audio by routing it to a specific ear (left or right) based on the player's handedness setting, creating a three-dimensional audio experience that combines stereo game audio with mono chat audio in a configurable spatial arrangement.
2Illumination intensity
If the game sound is turned up loud to improve the sonic experience, then the game sound can be heard clearly, but the game sound is picked up by the headset microphone and fed back to other players
Solution Approach 1:
The patent extracts the chat audio signal path from the game audio signal path. By separating these signals and processing them independently, the system allows game audio to be played at high volumes through the earpiece without being picked up by the microphone, as the chat communication occurs through a separate acoustic path.
3Ease of operation
If the voice communication signals are set for a comfortable volume level during normal game passages, then clear voice communication is achieved, but they cannot be heard over the loud game sound when dynamic game passages occur
Solution Approach 1:
The patent implements dynamic chat volume adjustment that responds to game audio levels. When game audio volume increases during dynamic passages, the chat volume is automatically increased proportionally, ensuring voices remain audible. When game audio returns to normal levels, chat volume returns to its comfortable baseline level.
Solution Approach 2:
The system uses the game audio signal as feedback to dynamically control chat volume. An envelope detector monitors the game audio level and uses this information to adjust the chat audio gain, creating a feedback loop that maintains voice audibility regardless of game audio dynamics.
4Loss of information
If stereo or multichannel headphones are used for game audio, then positional sound cues are preserved, but the player cannot hear communication from other players when wearing the headphones
Solution Approach 1:
The patent applies different audio qualities to different earpieces: one earpiece receives full stereo game audio with positional cues, while the other earpiece (or the same earpiece at different times) receives chat audio. This local differentiation allows both positional audio and voice communication to coexist without interference.
Data Source
AI summary
A gaming unit and producing a game-audio output of a varying volume level and a chat-voice output is connected to headphones adapted to be worn by a player of the unit and connected to the gaming unit for making the chat-voice output and the game-audio output audible to the player. A circuit or software associated with the headphones can increase the chat-voice volume level generally proportionately to the game-audio volume level.