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Industry News

A Review of the 1999 Wireless Workshop

A look back at the 1999 Wireless Workshop held October 24-27 in Gold Canyon, AZ
January 1, 2000
A Review of the 1999 Wireless Workshop Frank Bashore Microwave Journal Staff The 1999 Wireless Workshop was held October 24-27 in Gold Canyon, AZ. The workshop is designed to serve as a technical forum and discussion group for various engineering and technical representatives from leading companies involved in the...
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K-band Quadrature Mixers with Plastic-packaged Diodes

Two practical K-band, quadrature mixer designs using inexpensive. packaged semiconductor devices installed on conventional printed circuit boards
January 1, 2000
K-band Quadrature Mixers with Plastic-packaged Diodes Matjaz Vidmar University of Ljubljana, Slovenia Quadrature mixers (also known as IQ mixers) are important signal-processing components in radio transmitters (as vector modulators) and radio receivers (as image-reject mixers and/or demodulators) as well as other microwave equipment (phase-locked loops (PLL)). A quadrature mixer...
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A 76 to 77 GHz GMIC Mixer for Automotive Radar

The diode modeling and mixer design approach along with the measured results of a 76 to77 GHz mixer developed on a 127 µm-thick glass MIC for autonomous cruise control radar applications
January 1, 2000
A 76 to 77 GHz GMIC Mixer for Automotive Radar A 76 to 77 GHz mixer that uses flipped Hewlett-Packard HSCH-9401 Schottky diodes has been developed on a 127-µm-thick glass microwave integrated circuit (GMIC) for autonomous cruise control (ACC) radar applications. The design process for diode modeling and mixer...
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New Microwave Applications for Thick-film Thermistors

Two applications of thick-film thermistors in devices that can be used up to 20 GHz
January 1, 2000
Technical Feature New Microwave Applications for Thick-film Thermistors A.H. Feingold, R.L. Wahlers, P. Amstutz, C. Huang , S.J. Stein and J. Mazzochette Please click here to view the pdf file of the Technical Feature...
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Around the Circuit

January 1, 2000
Around the Circuit Industry News FP-WJ Acquisition Corp. , a new company formed by certain investment funds managed by Fox Paine & Co. LLC, has entered into a definitive agreement to acquire Watkins-Johnson Co. (WJ) through a recapitalization merger transaction. Under the terms of the merger agreement, outstanding shares...
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New Literature

January 1, 2000
New Literature Microwave and RF Power Transistor Catalog This short-form catalog features microwave and RF power transistors, including bipolar and MOSFET devices. Cross-reference listings are provided for Motorola, Philips and STMicroelectronics components. Advanced Semiconductor Inc. (ASI), North Hollywood, CA (800) 423-2354. Isolator and Circulator Catalog This 16-page catalog describes...
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Components

January 1, 2000
Components Low Loss Single-supply SP2T Switch The model SWN-218-2A Options 011, GH is an SP2T solid-state switch with a single power supply that operates from 0.5 to 18 GHz (or from 10 MHz to 18 GHz). Insertion loss is < 2.5 dB (typ), SWR is 1.9 and isolation is...
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Amplifiers

January 1, 2000
Amplifiers Packaged Broadband Millimeter-wave Amplifiers The models AB028H1-14 and AB038H1-14 high gain amplifiers are designed for 23 to 30 GHz and 36 to 41 GHz, respectively. The AB028H1-14 features 36 dB of gain, +16 dBm of output power and 3 dB of noise figure. The AB038H1-14 offers 30 dB...
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Antennas

January 1, 2000
Antennas Directional Ceiling-mount Array The model S1857MD directional PCS-band antenna for ceiling-mount applications exhibits 7 dBi of gain in the 1850 to 1990 MHz frequency band. The antenna’s housing is vacuum-formed from UV stabile thermoplastic and best suited for use with microcells, picocells and RF distribution systems where directional...
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Device

January 1, 2000
Device Twin NPN Transistors The UPA series twin transistor devices with a low profile TC package feature a footprint smaller than an SOT-363, making them suitable for size-constrained applications such as cellular phones, PCS handsets, PCMCIA cards, miniature VCOs, pagers, keyless entry transmitters and other portable wireless products. With...
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