Microwave Journal articles from April 2000

Microwave Journal archives from April 2000

A 2.45 GHz LOW COST, HIGH PERFORMANCE VCO.
April 1, 2000... This article addresses performance and cost issues associated with voltage-controlled oscillator design. Although the example design is application specific, the methods demonstrated apply to microwave oscillator design in general. CAE and...

Pentagon Releases Leading US Military Contractor Rankings for 1999.
April 1, 2000... According to a report issued by the Pentagon, Lockheed Martin Corp., manufacturer of the F-16 and other military aircraft and weapons systems, ranked first among US military contractors in 1999, receiving $12.7 B worth of prime contracts from...

New Wireless Networking Technologies Demonstrated.
April 1, 2000... Rockwell Science Center, Thousand Oaks, CA, has successfully demonstrated micromachined silicon relays and wireless networking technologies during the space flights of the two smallest satellites ever released into orbit. (The picosatellites...

Space Mission to Produce New Topographical Earth Map.
April 1, 2000... According to the Associated Press, the National Aeronautics and Space Administration (NASA) is attempting to produce new topographical maps of the earth by extending a radar antenna boom from the Endeavour space shuttle. The 197-foot radar...

US Navy Selects Motorola Digital Modular Radio.
April 1, 2000... Motorola Inc. has been awarded a $48 M contract by the US Navy Space and Naval Warfare Command (SPAWAR) for the manufacture of an all-digital, software-programmable radio under the Digital Modular Radio (DMR) program. The Navy selected the...

Naval Solid-state Radar Development to be Examined.
April 1, 2000... Lockheed Martin Corp. and Alenia Marconi Systems SpA of Italy have entered into a teaming agreement to study joint development of an active solid-state S/C-band phased-array radar for applications in the worldwide surface ship marketplace. The...

Earth Observation Efforts Advance.
April 1, 2000... In unrelated moves, Franco-British contractor Matra Marconi Space (MMS) has acquired National Remote Sensing Centre Ltd. (NRSC) and US contractor Ball Aerospace and Technologies is expected to propose a free-flying, space-based synthetic...

Australia Acquires Danish and Israeli EW Systems.
April 1, 2000... The Royal Australian Air Force (RAAF) has awarded contracts valued at approximately $34 M to Danish contractor TERMA Elektronik and Israeli company Elta Electronics Industries for the installation of electronic warfare (EW) equipment aboard its...

Siemens Showcases New Technologies for the Future.
April 1, 2000... German contractor Siemens showcased the SIMpad wireless Web pad, the Internet-controlled C-LAB Pathfinder robot demonstrator, the Voice Butler voice recognition remote control capability, the Bluetooth multidevice automated voice and data...

Philips Introduces FlipChip Variant of DC-to-DC Converter IC.
April 1, 2000... Netherlands contractor Philips Semiconductors has introduced a smaller-sized FlipChip variant of its model TEA12O7 DC-to-DC converter IC. The 3.9 mm model TEA1207UK device's chip-scale package can be easily mounted on a PCB using existing...

Global Fiber-optic Coupler Market to Reach $1.75 B by 2008.
April 1, 2000... According to a recent report from ElectroniCast, the global consumption of fiber-optic couplers is projected to increase to $1.75 B by 2008 as a result of rising quantity growth (partially offset by a continuing decline of average prices). The...

Intelligent Mobile Units to be Installed in Service Vehicle Fleets.
April 1, 2000... Highway Master Communications Inc., a provider of wireless voice and data communications services to the commercial trucking and service vehicle industries, has been selected by SBC Communications Inc. to supply Ameritech and other SBC member...

Ford to Bring Internet Features to the Automotive Industry.
April 1, 2000... Ford Motor Co. has announced plans to equip next year's model vehicles with voice-activated telematics systems that offer advanced security features and information access. The systems will be standard on select Lincoln luxury vehicles and...

Cellular Base Station Deployment in Europe Expected to Triple by 2005.
April 1, 2000... The Strategis Group Inc.'s recent analysis, "Strategis [dataBank.sup.TM]: European Cellular Network Infrastructure," projects that cellular base station deployment across Europe will nearly triple over the next five years, increasing from...

High Speed Internet Service to Reach 16.6 Million Subscribers by 2004.
April 1, 2000... The Yankee Group has released a report, which forecasts that the US market for residential high speed Internet services will reach 3.3 million subscribers by the end of this year and 16.6 million subscribers by 2004. At the end of 1999, the...

Alcatel.
April 1, 2000... * Alcatel has entered into a definitive agreement to acquire wide area networking solution designer and manufacturer Newbridge Networks Corp. The acquisition is subject to Newbridge shareholders' approval of a merger agreement that will allow...

SpecTran Corp.
April 1, 2000... * Specialty optical fiber and fiber-optic product designer and manufacturer SpecTran Corp. has been acquired by Lucent Technologies. Lucent's Specialty Fiber Technologies division will offer customers integrated solutions for industrial,...

Telaxis Communications Corp.
April 1, 2000... * Telaxis Communications Corp., South Deerfield, MA, has completed the sale of its Millitech Division to Millitech LLC, an entity formed by private investors. In connection with the sale, Telaxis received $1.75 M in cash payment, a subordinated...

Varian Inc.
April 1, 2000... * Varian Inc., Palo Alto, CA, has acquired the Poway, CA-based electronics manufacturing operation of Inter-Tel Inc. Under the terms of the acquisition, Varian is expected to receive inventory and fixed assets for a net book value of $6.6 M and...

Burle Industries.
April 1, 2000... * Electron tube manufacturer Burle Industries has created Burle GmbH, a new European subsidiary to market and support all of the company's power tube and electro-optic products, including high energy power tubes, silicon target imaging devices,...

Wyle Electronics.
April 1, 2000... * Wyle Electronics, a member of the VEBA Electronics Group, has created RF Vision, a new subsidiary business unit that will provide technical distribution solutions to manufacturers in the wireless and electro-optics industries. The new...

Aavid Thermal Products Inc.
April 1, 2000... * Thermal management solution provider Aavid Thermal Products Inc., a wholly owned subsidiary of Aavid Thermal Technologies Inc., has changed its name to Aavid Thermalloy LLC to reflect its recent acquisition of Theramalloy Inc.

Pulse.
April 1, 2000... * Pulse, a Technitrol company, San Diego, CA, has formed a group dedicated to developing and supporting a broad range of off-the-shelf electronic components for the cable market. The Cable Products Group will focus development efforts on...

Tektronix Inc.
April 1, 2000... * Tektronix Inc. has formed a new group within its Measurement Business Division to focus on meeting the ever-increasing customer desire to access information and conduct business online. The Internet Business Group is expected to develop a...

Rockwell Collins.
April 1, 2000... * Rockwell Collins, Cedar Rapids, IA, has created an electronic business unit that will offer expanded e-business solutions to its customers. The company intends to consolidate its information technology, enterprise resource planning and...

Taiyo Yuden Inc.
April 1, 2000... * Taiyo Yuden Inc. of Japan has announced plans to open Taiyo Yuden (Guangdong) Company Ltd., a new 42,650-square-foot manufacturing plant located in the People's Republic of China, in an effort to upgrade existing manufacturing processes and...

EMP TrexCom.
April 1, 2000... * EMP TrexCom has moved to a new 85,000-square-foot facility located at 900 Enchanted Way, Simi Valley, CA 93065 (805) 581-7868, fax (805) 581-7821 or e-mail: info@emptrexcom.com. The new facility is equipped with state-of-the-art engineering,...

Emerson & Cuming Microwave Products.
April 1, 2000... * Emerson & Cuming Microwave Products has opened a new 6000-square-foot, state-of-the-art processing center for carbon-loaded foam microwave absorber products in Randolph, MA. The new facility has the capacity to produce 10,000 to 20,000 square...

ANADIGICS Inc.
April 1, 2000... * RFIC solution designer and manufacturer ANADIGICS Inc. has announced plans to expand its state-of-the-art six-inch InGaP HBT, pHEMT and MESFET manufacturing facility to include additional Class 10 cleanroom space and equipment installation....

Brush Wellman Inc.'s Electronic Packaging Products Group.
April 1, 2000... * Brush Wellman Inc.'s Electronic Packaging Products Group, Newburyport, MA, has formed a strategic partnership with RJR Polymers, Oakland, CA, to supply the wireless industry with a complete electronic packaging solution. The partnership is...

RF Micro Devices Inc.
April 1, 2000... * RF Micro Devices Inc. (RFMD) and QUALCOMM Inc. have entered into an alliance to provide advanced power amplifiers for the CDMA market. The companies have agreed to cooperate on the development of CDMA power amplifiers for inclusion in...

UltraRF.
April 1, 2000... * RF power semiconductor designer and manufacturer UltraRF has entered into a strategic alliance with GHz Technology Inc. for the supply of LDMOS RF power transistor technology. Under the terms of the agreement, UltraRF will supply UltraGOLD...

Chomerics.
April 1, 2000... * Chomerics, a division of Parker Hannifin Corp., Woburn, MA, and Nypro Inc., Clinton, MA, have formed a strategic alliance to provide telecommunications customers with an efficient and integrated manufacturing resource for obtaining conductive...

Agilent Technologies Inc.
April 1, 2000... * Agilent Technologies Inc. has signed a licensing agreement with SyntheSys Research Inc. for its error-analysis technology, which enables engineers to locate the causes behind errors in digital components and system hardware. Under the terms...

Calibre Inc.
April 1, 2000... * Calibre Inc., San Jose, CA, has entered into an agreement with Infineon Technologies Corp. under which both companies will dual-source selected products in their IrDA-compatible data transceiver product lines. The companies initially are...

Microcosm Technologies Inc.
April 1, 2000... * Microcosm Technologies Inc., Cary, NC, and Cronos Integrated Microsystems Inc., Research Triangle Park, NC, have entered into an alliance to offer Jump-[Start.sup.TM], a design kit that provides a low risk, inexpensive, efficient turnkey...

KCA Electronics.
April 1, 2000... * KCA Electronics, Anaheim, CA, has purchased a model 9098 universal double-density grid test system from Everett Charles Technologies, Pomona, CA. In related news, Adaptive Circuits, San Jose, CA, has purchased the A2/16 flying probe test...

Deltec Telesystems.
April 1, 2000... * Deltec Telesystems has entered into a distribution agreement with Huber + Suhner of Switzerland. Under the terms of the agreement, Huber + Suhner will distribute Deltec's [Teletilt.sup.TM] and omni range of telecommunications antennas and...

Electroglas Inc.
April 1, 2000... * Essential process management tool supplier Electroglas Inc. has licensed essential measurement technology from Cascade Microtech Inc. The licensing agreement is expected to reduce noise and measurement settling times in probers for wafer...

Signal Technology Corp.
April 1, 2000... * Signal Technology Corp.'s Arizona Operation has received ISO 9001 registration by AOQC Moody International Inc.

Enerdyne Technologies Inc.
April 1, 2000... * Digital video compression system provider Enerdyne Technologies Inc., a subsidiary of Advanced Remote Communication Solutions, has received ISO 9002 certification.

Times Microwave Systems.
April 1, 2000... * Times Microwave Systems has announced that its LMR-900 LLPL series 50 [Omega] flexible, low loss plenum cables have qualified for in-building applications according to Underwriters Laboratories standards. The LMR-900 LLPL series complies with...

ARINC Inc.
April 1, 2000... * ARINC Inc. has received a Supplemental Type Certificate (STC) for its KC-10 aircraft, a DC-10-30 commercial airframe modified to a tanker and passenger-carrying aircraft for the US Air Force. The STC was issued by the Los Angeles Aircraft...

RF Monolithics Inc. (RFM).
April 1, 2000... * RF component and subassembly manufacturer RF Monolithics Inc. (RFM), Dallas, TX, has received the Delphi Automotive Systems Division Delphi-Delco Absolute Zero Defect Award. The award is presented to vendors who delivered units with zero...

Superconductor Technologies Inc.
April 1, 2000... * Superconductor Technologies Inc. (STI) has received a purchase order for 27 SuperFilter(R) systems from an unnamed cellular service provider, increasing its backlog to 56 systems. STI has shipped and delivered more than 200 SuperFilter...

JDS Uniphase Corp.
April 1, 2000... * JDS Uniphase Corp. has delivered its first shipment of 10 Gbps transmitter and receiver modules to meet the growing demand for higher functionality modules. The modules provide customers with a low cost solution for error-free data...

Crosspan.
April 1, 2000... * Crosspan, a newly named telecommunications division of Raytheon Commercial Electronics, has announced that its active antennas, which are integrated into Ericsson's GSM [Maxite.sup.TM] 1900 system, were successfully deployed in Powertel's...

Instrument Specialties.
April 1, 2000... * The Center for the Study of Wireless Electromagnetic Compatibility (EMC) at the University of Oklahoma has announced that EMI gasketing solution provider Instrument Specialties has become a charter member of the center's Industry Advisory...

Signal Technology Corp.
April 1, 2000... * Signal Technology Corp. reports sales of $20.3 M for the fourth quarter, ended December 31, 1999, compared to $23.4 M for the same period in 1998. Net income was $1.6 M (20[cent]/diluted share), compared to $371 K (5[cent]/diluted share) for...

Ansoft Corp.
April 1, 2000... * Ansoft Corp. reports sales of $8.4 M for the third quarter, ended January 31, compared to $6.1 M for the same quarter last year. Net income was $458 K (4[cent]/diluted share), compared to a net loss of $356 K (3[cent]/diluted share) for the...

Superconductor Technologies Inc.
April 1, 2000... * Superconductor Technologies Inc. reports sales of $2.2 M for the fourth quarter, ended December 31, 1999, compared to $1.8 M for the same period in 1998. Net loss was $3.0 M (42[cent]/share), compared to a net loss of $2.6 M (35[cent]/share)...

Cascade Microtech Inc.
April 1, 2000... * Cascade Microtech Inc. has completed a $10 M round of equity financing from the Teachers Insurance and Annuity Association of America. The funds will be used to accelerate the company's marketing and manufacturing capabilities in support of...

Iridium LLC.
April 1, 2000... * Iridium LLC has secured interim financing in an effort to expedite the transition of its assets and personnel to a new operating company. The financing, which was approved by the US Bankruptcy Court for the Southern District of New York, is...

RangeStar Wireless.
April 1, 2000... * RangeStar Wireless has entered the final stages of its mezzanine round of financing. The private placement of funds will allow the company to fully capitalize on immediate marketing opportunities and generate additional embedded antenna...

REMEC Inc.
April 1, 2000... * REMEC Inc. has filed a registration statement with the Securities and Exchange Commission for a public offering of 4.31 million shares of common stock. Of the offered shares, 3.5 million will be sold be the company; 250,000 will be held by...

REMEC Inc.
April 1, 2000... * REMEC Inc. has entered into an agreement with a major mobile telecommunications network equipment manufacturer for the production of base station products, including integrated assemblies that provide signal conditioning and RF filtering...

Signal Technology Corp.
April 1, 2000... * Signal Technology Corp., Danvers, MA, has been awarded a contract by Raytheon Systems Co. for the supply of microwave oscillators in support of low rate initial production of the Brilliant Anti-armor (BAT) Submunition Program. The BAT...

Robinson Nugent Inc.
April 1, 2000... * Robinson Nugent Inc. has received a contract to supply the backplane connector for the newly released MAX TNT multiprotocol wide area network access switch. The switch enables carriers, ISPs, corporations and major network providers to offer...

EPI MBE Products Group.
April 1, 2000... * EPI MBE Products Group, St. Paul, MN, has received an order for a GEN2000 multiwafer production molecular beam epitaxy (MBE) system from RF Micro Devices. The GEN2000 will be utilized for mass production of epitaxial wafers used in the...

PERSONNEL.
April 1, 2000... * ANADIGICS Inc. has elected Dennis F. Strigl to the company's board of directors. Strigl is currently president and CEO of Bell Atlantic Mobile and Bell Atlantic Global Wireless. * American Microwave Technologies (AMT) has appointed Pete...

iMark.com Inc.
April 1, 2000... * iMark.com Inc., a business-to-business Internet marketplace for used equipment, has added three new services to speed the buying and selling processes. [ActiveSearch.sup.TM], [ActiveLead.sup.TM] and [ActiveTransfer.sup.TM] allow customers to...

Micro Networks Corp.
April 1, 2000... * Micro Networks Corp., Worcester, MA, has launched a new Web site that enables design engineers to search for products and information by product family, application, part number or keyword. The site, which is located at www.micronetworks.com,...

SearchMil.com.
April 1, 2000... * SearchMil.com, a MaxBot.com Internet search engine that covers US military Web sites, has reached the one millionth mark in the number of unique publicly accessible Web pages indexed. SearchMil.com specializes in military targeted searches,...

A GSM EDGE ERROR VECTOR MAGNITUDE ESTIMATION PLATFORM FOR RFIC/ASIC EVALUATION.
April 1, 2000... The Enhanced Data Rates for GSM Evolution (EDGE) air interface requires new components in current CAD tools to evaluate the performance of the IF/RF system. Analog integrated circuit designers in particular need to assess the linearity of their...

THE EFFECT OF IMPERFECT ANTENNA CROSS-POLAR PERFORMANCE ON THE DIVERSITY GAIN OF A POLARIZATION-DIVERSITY RECEIVING SYSTEM.
April 1, 2000... The achievement of diversity gain relies on the realization of two signal branches with low signal correlation. A statistical technique is used to simulate the coupling between the channels and quantifies the effect of cross-polar coupling as a...

RF CERAMIC CHIP CAPACITORS IN HIGH RF POWER APPLICATIONS.
April 1, 2000... In today's world of wireless communications systems there are a myriad of high RF power applications that necessitate the use of high quality specialized ceramic chip capacitors. These demands require the designer to carefully account for...

A DIGITALLY COMPENSATED TCXO WITH LOW PHASE NOISE CHARACTERISTICS.
April 1, 2000... The phase noise level of a digitally compensated temperature-compensated crystal oscillator (DTCXO) is strongly degraded due to the numerical system of compensation. The requirements of high stability, low power consumption and low phase noise...

SELECTING A PEDESTAL FOR TRACKING LEO SATELLITES AT KA BAND.
April 1, 2000... This article discusses the issues involved in selecting a pedestal for tracking low earth orbit (LEO) satellites. LEO satellites offer several advantages over their geostationary earth orbit (GEO) cousins. Compared to a GEO, a LEO satellite has...

INCREASING MULTITONE POWER NEAR SATURATION.
April 1, 2000... Microwave high power amplifiers (HPA), particularly traveling-wave-tube amplifiers (TWTA) and klystrons, are increasingly being used for the transmission of multitone signals. Such signals are frequently in the form of complex digitally...

A LOW LOSS DIELECTRIC RESONATOR FILTER FOR CELLULAR AND PCS APPLICATIONS.
April 1, 2000... Because of the growing need for increased capacity in cellular and PCS networks, low insertion loss and high out-of-band rejection are critical parameters for service providers to deliver cost-effective coverage. The use of complex digital...

HIGH PERFORMANCE, LOW COST, SURFACE-MOUNT MICROWAVE MIXERS.
April 1, 2000... As communication bandwidth requirements increase, industry is demanding higher performance in passive devices as well as smaller footprints. Although attempts are being made to utilize semiconductor technologies, they are capital intensive and,...

KLYSTRON HIGH POWER AMPLIFIERS FOR SATCOM APPLICATIONS.
April 1, 2000... A new family of C-band, Ku-band and direct broadcast satellite (DBS)-band compact GEN IV klystron power amplifiers (KPA) has been introduced. The new amplifiers incorporate a multistage depressed-collector (MSDC) klystron that allows for a...

A WEB-BASED TEST EQUIPMENT LOCATOR.
April 1, 2000... One of the most frustrating jobs an engineer must face is selecting and locating a piece of test equipment to meet a specific demand among the myriad of offerings by hundreds of equipment manufacturers and the many varying performance...

Chip on Board IC Control Switch.
April 1, 2000... The model ASOO6M2-93 single-pole, double-throw switch is manufactured in small packages for greater freedom in layout and circuit design and features reduced parasitics, enabling the same package to be used for applications from DC to 6 GHz...

Miniature PIN Diode Switch.
April 1, 2000... The model SW-2184-1 single-pole, single-throw driverless, reflective PIN diode switch operates over the 300 MHz to 20 GHz frequency range. At a bias voltage of -10 V, maximum insertion loss varies between 1.0 dB below 1 GHz and 2.5 dB at 20...

Ultra-low ESR Microwave Capacitors.
April 1, 2000... The 6000 series microwave capacitors offer a typical low equivalent series resistance (ESR) of 80 m[Omega] at 1 GHz with capacitance values ranging from 0.1 to 100 pF. Designed for cellular base station equipment, high Q frequency source and...

869 - 894 MHz Circulator.
April 1, 2000... The model BU122 circulator for multicarrier power amplifiers operates over the 869 to 894 MHz frequency range. The circulator provides -75 dBc (min) of intermodulation distortion performance at eight tones at 120 W average power level....

Miniature High Power Coaxial Remote Terminations.
April 1, 2000... The model 12-5021 miniature high power coaxial remote terminations are designed specifically for applications where high power terminations are required to be remotely located and connected to an RF system via a coaxial cable. The terminations...

SP8T PIN Diode Switch.
April 1, 2000... The F9180 series low cost, broadband SPST PIN diode switches operate over the 1 to 18 GHz frequency range with a [pm]5 or +5 V DC and -12 to -15 V DC power supply. For the reflective design, insertion loss varies from 60 dB at 1 GHz to 50 dB at...

Parallel Board-to-board SMT Connectors.
April 1, 2000... The FX10 series parallel board-to-board surface-mounted connectors offer increased transmission speeds at only 4 to 5 mm between boards via ground plenums on both mating assemblies. Ground stability is achieved with direct connection of the...

Between Series Adapters.
April 1, 2000... The [GPO.sup.TM]/SMA between series adapters provide a convenient and efficient transition between two popular connector designs. The GPO is a popular push-on connection method where harsh mechanical environments of shock and vibration exist....

DCS Fullband Duplexer.
April 1, 2000... The model WSD-00064 high performance, digital communication system (DCS) fullband duplexer is configured with a receive passband of 1710 to 1785 MHz and a transmit passband of 1805 to 1880 MHz. Insertion loss within the passband is 1.3 dB (max)...

Cantactless Phase Shifter.
April 1, 2000... The models KPH900SCL000 and KPH900SCL001 contactless phase shifters (CPS) cover frequency ranges up to 3 GHz and provide 90[degrees] of minimum incremental phase shifting at 2 GHz and maximum electrical delay of 125 picoseconds. Insertion loss...

Drop-in Isolators and Circulators.
April 1, 2000... The model DNF1900-T0038A miniaturized isolator operates over the 935 to 960 MHz frequency band and minimizes printed circuit board space, lowering the overall cost of cellular base stations. (Miniaturized circulators also are available.)...