NextGen TV advancements to be showcased at the 2025 NAB Exhibition

NextGen TV advancements to be showcased at the 2025 NAB Exhibition

**NextGen TV Revolutionizes Emergency Alerts, Datacasting, and GPS Navigation**

Advanced Television Systems Committee (ATSC) 3.0, also known as NextGen TV, is revolutionizing the broadcasting industry by offering enhanced services, advanced emergency alerting, and datacasting capabilities. Currently operational in 75 U.S. markets, NextGen TV is set to reshape the way Americans receive and interact with television.

### Advanced Emergency Alerting

One of the key advantages of NextGen TV is its ability to provide more targeted emergency alerts. With finer geotargeting, broadcasters can send more specific warnings to affected areas rather than broad, generic alerts. This is made possible through digital network interoperability and datacasting features that support embedded rich media, such as multimedia content.

The Advanced Warning and Response Network Alliance (AWARN) is an example of a coalition using ATSC 3.0 for next-generation emergency alerting. AWARN uses NextGen TV to deliver geo-targeted alerts that can be tailored to local viewers, enhancing public safety during events like hurricanes or other natural disasters.

AI-powered translation services can also be integrated with ATSC 3.0 to provide multilingual emergency alerts, making warnings accessible to non-English speakers and hearing-impaired audiences.

### Datacasting

NextGen TV supports datacasting, which is the broadcast transmission of data alongside traditional television content. This capability is used to deliver emergency information, alerts, and additional data services directly to compatible receivers without the need for an internet connection, enhancing reliability during emergencies.

Datacasting over ATSC 3.0 also supports non-timed data delivery, synchronization, and error protection through specified technical protocols (A/331), ensuring robust and error-free transmission of critical data.

### Supplementing GPS Navigation Technology

A key innovation within ATSC 3.0 is the proposed Broadcast Positioning System (BPS), which serves as a backup to GPS. BPS transmits precise terrestrial timing signals via ATSC 3.0 broadcasts, enabling location services even if GPS fails or is jammed. Because BPS uses existing broadcast infrastructure, it is resistant to GPS spoofing and jamming attacks, enhancing situational awareness and navigation reliability in critical applications such as emergency response and public safety.

In essence, ATSC 3.0 enhances public safety and navigation resilience by combining improved emergency alert delivery, reliable data broadcasting, and a complementary positioning system to GPS. The future of TV looks bright with NextGen TV at the forefront.

[1] Federal Communications Commission, "The Future of TV: A National Blueprint for the Next Generation of Broadcast Television," 2021. [2] Advanced Television Systems Committee, "ATSC 3.0: Standard for Broadcast and Broadband Delivery of Internet Protocol Multimedia Services and Applications," 2017. [3] Advanced Warning and Response Network Alliance, "AWARN White Paper: Next Generation Emergency Alerting," 2020. [4] Broadcast Engineering + Information Technology, "BEIT Conference: NextGen TV Trifecta," 2022. [5] Advanced Television Systems Committee, "A/331: Standard for Broadcast and Broadband Delivery of Non-Real-Time Data Services," 2019.

1. The broadcasting industry is being revolutionized by NextGen TV, offering enhanced services, advanced emergency alerting, and datacasting capabilities.
2. Broadcasters can send more specific warnings using NextGen TV, thanks to digital network interoperability and datacasting features that support embedded multimedia content.
3. The Advanced Warning and Response Network Alliance (AWARN) uses NextGen TV for next-generation emergency alerting, delivering geo-targeted alerts to local viewers.
4. AI-powered translation services can be integrated with ATSC 3.0 to provide multilingual emergency alerts, making warnings accessible to non-English speakers and hearing-impaired audiences.
5. NextGen TV supports datacasting, which transmits data alongside traditional television content, delivering emergency information and additional services directly to compatible receivers.
6. Datacasting over ATSC 3.0 uses specified technical protocols (A/331) for non-timed data delivery, synchronization, and error protection.
7. A key innovation within ATSC 3.0 is the proposed Broadcast Positioning System (BPS), which serves as a backup to GPS, enhancing navigation reliability in critical applications.
8. BPS transmits precise terrestrial timing signals via ATSC 3.0 broadcasts, enabling location services even if GPS fails or is jammed.
9. The future of TV looks bright with NextGen TV at the forefront, combining improved emergency alert delivery, reliable data broadcasting, and a complementary positioning system to GPS.
10. The advancements in NextGen TV technology align well with the ongoing trend of data-and-cloud-computing, as it supports the transmission of IP, video, and audio content for smartphones and other gadgets.

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