Latest RF, Microwave & Optoelectronics News

Direct conversion receiver means smaller radars, says ADI

A direct conversion receiver development platform has been designed by Analog Devices for the L- and S-band frequency radar bands. The AD-FMCOMMS6-EBZ platform is a 400MHz to 4.4GHz receiver (1350MHz to 1650MHz with installed filters) in a VITA57-compliant form factor. The receiver integrates the AD9652…

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320W GaN HEMT for 4GHz RF power

Cree has extended its family of 0.4µm 50V discrete GaN HEMT die with the release of three new components delivering: 20W at 6GHz, 75W at 6GHz and 320W at 4GHz. These add to the 40W and 170W 50V 6GHz die announced in September. The 6GHz (20, 40, 75…

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Silicon Labs upgrades TV demodulators

Silicon Labs has launched demodulators supporting the DVB-S2X specification, the ISDB-T standard prevalent in Latin America countries and the diverse digital TV reception requirements of TV and set-top box (STB) makers, RF network interface module (NIM) suppliers and DVD/Blu-ray recorder manufacturers…

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Reference clocks output multi-GNSS data

Swiss-based wireless module firm u‑blox has introduced precision timing modules for generating reference clocks. The u-blox modules can deliver time according to any international standard including calibration of inter-constellation offsets. Survey-in and single satellite timing features increase timing accuracy and timing availability with as few…

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RF chip can be programmed for MIMO and 4G

Lime Microsystems is shipping second generation of its field programmable RF devices, with dual radio transceivers that cover the frequency range 0.1 to 3800MHz. This means the devices, with programmable filters and gain, cover all the cellular bands used in 2G, 3G and 4G networks, as well as many…

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Sub-GHz and 2.4GHz tranceivers in same chip for smart metering

AT86RF215 is the first dual-band sub-1GHz + 2.4GHz transceiver compliant to IEEE 802.15.4g-2012 and ETSI TS 102 887-1, claims its maker Atmel Aimed at smart metering, it supports a variety of data rates with three modulation schemes: multi-rate and multi-regional frequency shift…

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