Nujira unveils low power 4G reference design

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After a decade of development, Nujira's ceo Tim Haynes claims the company's Envelope Tracking (ET) technology will be featured in some of next year's smartphones.

The company has released its 'Woodstock' 16 band Multi Mode, Multi Band (MMMB) ET reference design for 4G smartphone rf front ends. Using Nujira's recently announced NCT-L1200 ET chip, the reference design is said to overcome the energy efficiency and frequency band challenges faced by mobile operators and handset oems since the introduction of 4G. Covering up to 16 frequency bands from 700MHz to 2.7GHz in a pcb area of less than 200mm2, the company says the reference design delivers 4G performance while using less pcb area and battery power than today's 3G smartphones. Haynes commented: "Our new reference design provides vendors with a rapid solution for single-SKU global 4G handsets which can beat today's 3G phones on cost, size, rf performance and power consumption. Adding ET to a couple of specific LTE bands is relatively straightforward, but doesn't by itself solve the cost, footprint and power consumption challenges the industry is facing. "What the mobile industry really needs is MMMB reference designs that can be quickly incorporated into handsets. MMMB front ends are undoubtedly the future, and Nujira's reference design is the first result of our close collaboration with the world's leading PA vendors to make ET MMMB rf front ends a commercial reality."