Broadcast-Related Systems TRIZ Cases
- Internet Radio Knob Interface for Screen-Free Channel Tuning
A rotary knob and visual dial simplify internet radio channel selection, combining screen-free tuning with Wi-Fi audio access and portable playback.
- LDM Broadcast Signal Receiver for Layer Separation and Robust OFDM Reception
Layered OFDM reception separates high- and low-priority LDM data to improve broadcast robustness and service quality in mobile and indoor use.
- Mobile VSB Broadcasting with Known Data for Robust Reception
Known data insertion and selective mobile-data FEC improve VSB broadcast reception under channel changes and noise while keeping receiver compatibility.
- Audio PDU Recovery From Corrupted Digital Radio Frame Headers
Recovers audio packet locations and frame boundaries from corrupted digital radio headers using PDU length rules to reduce blending to analog or silence.
- Vehicle Projection Stack for Tuner and Mobile Audio Switching
A vehicle projection stack combines terrestrial tuner and mobile internet audio to improve reception, switching, and in-car media access.
- Media User Identification for Automatic Content Restriction
Automatically identifying nearby users through network and interaction signals lets media devices enforce time limits and content restrictions without login.
- Broadcast Receiver Rescanning via Injection Level Detection
Injection level data in the transmission wave triggers rescanning, helping one receiver support both existing digital broadcast and UHD services.