Differential Phase shift key (DPSK)
Quadrature amplitude modulation (QAM)
The standards agencies responsible for the OSI standards architecture are the International Organization for Standardization (ISO) and the International Telecommunications Union-Telecommunications Standards Sector
The full form of ITU in standards is the International Telecommunication Union. It is a specialized agency of the United Nations that focuses on developing international standards and regulations for telecommunications and information and communication technologies.
v32 v33 v32bits
Bradley Dunsmore has written: 'Telecommunications technologies reference' -- subject(s): Standards, Telecommunication, Telecommunication systems
European Telecommunications Standards Institute was created in 1988.
The telephone country code system as we know it today was created in 1964 by the CCITT, an international telecommunications standards body that is now known as the ITU.
3G is a class and 3g is a mobile phone too. 3G is a generation of multiple standards for mobile phones and mobile telecommunications services fulfilling specifications by the International Telecommunication Union.
1194.23 Telecommunications products
Federal Communications Commission (FCC)
European Telecommunications Standards Institute (ETSI) has specific requirements for electronics devices that limit the amount of electronic interference they can produce when operating. Compliance simply means that the design has been tested and either meets or exceeds these requirements.
Different countries seem to go by different standards. Your national Telecommunications Authority have the standards for your place
The equivalent standard IEC refers to the International Electrotechnical Commission (IEC) standards that set international benchmarks for electrical and electronic technologies. These standards cover a wide range of areas, including safety, performance, and compatibility of electrical devices and systems. The IEC standards ensure that products are safe, reliable, and interoperable across different countries and markets. They are often used as a reference for national standards, promoting global trade and consumer protection.