News & Events

What is 5GC?5GC is short for 5G core network (5G Core).The 5GC network architecture is shown as follows:Corresponding to the above figure, the main network function modules in 5GC are shown as follows...

During the critical period of epidemic prevention, even a slight carelessness can result in irreparable consequences, and there is social consensus on combating against the epidemic all together.The 1...

Recently, the first emergency command PMR network in China has been built and put into operation in Qinghai Province. The network will greatly improve the emergency commanding communication abilities ...

Compared with traditional PoC radios that support only voice calls, the new-generation large-screen intelligent radio boasts a wide range of industry applications including text, images, videos, and l...

On November 26, PMRExpo 2019 has officially kicked off in Cologne, Germany. This annual event is the biggest Network for Secure Communications Expo in Europe, bringing together more than 230 exhibitor...

Caltta Technologies, a leading provider of integrated professional trunking communication solutions, successfully deployed its portable LTE trunking communications solution for the celebration of the ...

Shenzhen has taken the lead when it comes to communication and industrial design in China. The Digital Repeater PR900 released by Caltta in 2019 is one example of an excellent communications system de...

“Development in Innovation, Data in Future”. On May 26, 2019, Chinese international exhibition of big data industry (Big Data Expo) opened in Guiyang. The Expo has 60,000 square meters in total exhi...

It is the policy of Caltta to comply with global export control laws and regulations including those of China, the United States, European Union and other relevant jurisdictions. You may not use, sell...

From March 6 to 7, 2019, IWCE, one of the most essential professional wireless communication exhibition, opened in Las Vegas Exhibition Center. With a brand-new image, Caltta appeared again in IWCE, b...

PMRExpo, the world-renowned PoC trunking event, opened on November 27, 2018. As a frequent PMRExpo participant and a leading provider of integrated PoC trunking solutions, Caltta took part in the Expo...