Complex challenges face 5G smartphone manufacturers

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Teardowns, conducted on behalf of ABI Research, have found that manufacturers of the latest 5G smartphones are moving to a full level integrated modem-RF system design.

“The 5G smartphone market is set to rapidly expand, with many mobile vendors looking to quickly develop their 5G portfolios. However, a host of extremely complex challenges lie ahead for smartphone vendors,” said David McQueen, Research Director at ABI Research.

The move to 5G requires an integration of the entire 5G cellular system design into OEMs’ devices, from modem-to-antenna, addressing all aspects of end-to-end performance. This complexity includes the integration and deployment of new 5G modem and RFFE components, features, and functionalities, leading to substantial changes in the design of mobile devices.

“Smartphone OEMs are finding this change particularly challenging, as it makes their RFFE component procurement process and system design far more complex than ever. Unless adequately addressed, OEMs could face lengthy product development cycles, more expensive devices, and huge constraints on device industrial designs,” McQueen explained.

In order to address demand OEMs will have to rationalise modem-RF system procurement to a handful of suppliers, and will need to select the ‘right partner’.

“Notably, it needs to be one with a well-proven, tested, or validated rich RFFE portfolio and a comprehensive 5G roadmap. The delegation brings several advantages, many of which have become increasingly stark as the device market transitions to 5G,” according to McQueen.

The teardowns have shown that there are already signs that several OEMs are moving away from RF component assembly and adopting 5G design from modem-to-antenna.

“Such a strategic approach has been carried out by few component suppliers in the market, thus far. Qualcomm is currently the only one able to offer an end-to-end product portfolio from modem-to-antenna, supplying products with end-to-end performance in fully integrated system designs,” said McQueen.

However, he added, “Third-party modem-RF system design will become a mainstream approach in support of many of the world’s top smartphone OEMs to solve their 5G conundrum, also influencing decision-making across all technologies, so Qualcomm is likely to be joined by others IF they can offer such turnkey solutions.”