ANADIGICS Inc. (Warren, NJ), a designer of radio frequency integrated circuit (RFIC) solutions for communications, announced five new patents covering innovations in the design and development of RFICs. The patents strengthen the company's intellectual property portfolio, and extend its technological advantages across its wireless and broadband product families.
"ANADIGICS' RFIC design expertise allows us to create pioneering new products to power the next generation of wireless and broadband devices," said Dr. ANADIGICS Executive Vice President and Chief Technical Officer Charles Huang. "These patents extend our intellectual property portfolio and exemplify the spirit of innovation that is the driving force behind our differentiated solutions."
Patent 6,806,767 describes a load-switching circuit for linear power amplifier (PA) applications that improves efficiency at different output power modes. Patent 6,856,004 describes a method for creating a compact wireless PA with improved performance through a novel circuit layout. Patent 6,853,526 details a method of protection from over-voltage transients in CATV line amplifier ICs. Patent 6,882,227 was granted for a method of using the bias circuit to achieve improved linearity in wireless local area network PAs. Patent 6,842,075 was granted for an improved bias circuitry for wireless infrastructure gain blocks. The circuitry allows the IC to operate from a lower supply voltage, reducing the power consumption of the device.
