RF Diplexers

- Now in its 64th year, Tokyo-based TAIYO YUDEN CO., LTD. is a worldwide manufacturer of surface-mount and leaded passive components, Bluetooth modules, CCFT inverters and recordable digital media. With approximately 50% of the worldwide market in high-frequency multilayer chip inductors used in cell phones, the company reports annual sales of nearly US$2.06B. Worldwide, TAIYO YUDEN employs more than twenty thousand people. The company's North American affiliate, TAIYO YUDEN (U.S.A.), INC., operates sales and engineering offices in Chicago, IL, Raleigh, NC, Irving, TX, and in California at San Jose and San Diego.

TDK Corporation (Tokyo Denkikagaku Kogyo) was established in December 1935 with the aim of becoming the world's first commercial manufacturer of the magnetic material ferrite. TDK, since then, has continued ceaselessly to turn out a variety of products and services making use of its materials technology, centering on ferrite and ceramics, and processing technology, which draws out the properties of materials to the maximum degree. The founding spirit of TDK, "contribute to culture and industry through creativity," continues to this day to pulsate throughout the company.

- AVX Corporation is a recognized leader in the global passive electronic component and interconnect products industry. Each year AVX Corporation accepts the challenge of helping Design Engineers create superior products for their customers utilizing AVX’s cutting edge research, design expertise and materials technology to improve performance and reduce total cost. Worldwide manufacturing capabilities in seventeen countries on four continents allows AVX to meet customers needs on a global basis. AVX serves a broad range of markets including: telecommunications, data processing, automotive, consumer, and medical sectors. A broad array of specialty and advanced product offerings including high power ceramic and low ESR tantalum capacitors, connectors, thick and thin film capacitors, filters, circuit protection products, RF microwave capacitors, KDP oscillators and resonators, varistors, ferrite cores and integrated passive components differentiate AVX as the passive component industry technology leader. AVX will continue to develop new products to meet the exacting demands of its leading edge customers worldwide.

- Johanson Technology was formed to specifically focus on RF, microwave and optical markets. With a highly experienced design team, we produce superior high frequency ceramic solutions through optimization of ceramics, inks and RF circuit designs. Our focus on high frequency has enabled JTI to provide products with exceptional high frequency performance. We have received certification to the ISO9001-2000 standard. Johanson Technology provides high frequency ceramic solutions for Cellular, WLAN, Bluetooth, WiMax, WiFi, UWB, RF/Microwave, Millimeter Wave, and Fiber Optic applications, as well as custom high frequency ceramic solutions. We offer a broad range of standard products including: Multilayer Capacitors, Single Layer Capacitors, RF Inductors, RF Wire-wound Inductors, Chip Antennas, Baluns, Balanced Filters, Band Pass Filters, High Pass Filter, Low Pass Filters, Couplers, and Diplexers.

- STMicroelectronics is a global independent semiconductor company and is a leader in developing and delivering semiconductor solutions across the spectrum of microelectronics applications. An unrivaled combination of silicon and system expertise, manufacturing strength, Intellectual Property (IP) portfolio and strategic partners positions the Company at the forefront of System-on-Chip (SoC) technology and its products play a key role in enabling today's convergence trends.