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Commentary: Skeletons in the Closet
 
... Every 30 years or so, one simply has to clean out the storage place where one stashes all those archived compound semiconductor (CS) and solid state lighting (SSL) industry publications, conference proceedings, reports, and old correspondence from back when we actually used paper and snail mail. Better we do...
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Molecular Imprints Debuts New Imprint Lithography Tool
CompoundSemi News Staff

February 13, 2007...Molecular Imprints Inc. (MII), an Austin, Texas-based company that specializes in nano-imprint lithography, has unveiled its Imprio 1100 lithography system at the Strategies in Light conference in San Jose, California. Like the company’s other imprint lithography tools, it uses a fused silica template with a circuit pattern etched into it that its tools press into a silicon containing monomer. The monomer is separated from the template and hardened with UV light to make the desired circuits. A circuit pattern left on the substrate is now ready for semiconductor processing such as etching or deposition. The company calls their patented imprint lithography technique, Step-and-Flash Imprint Lithography (S-FIL). Molecular Imprints boasts that to date it has made features as small as 20 nm using its technology, and its systems can easily make sub-50 nm features. Unlike the company’s previous devices, the new Imprio 1100 system is a high throughput, whole wafer imprinting device. It is fully automated and combines the resolution and circuit design control of e-beam lithography with the throughput, overlay, and operating simplicity of a mask aligner. The system is designed to fabricate circuits for an array of applications including: LEDs, high density disk substrates for hard disk drives (HDD), and optical components requiring fine resolution patterning and three dimensional features.

“MII has made tremendous progress over the last 18 months adapting the S-FIL process, originally developed for step and repeat imprint lithography on CMOS wafers, to the specific needs of the compound semiconductor industry. MII can now provide turnkey lithographic processes capable of high throughput and long process life on the fragile, non-flat surfaces of compound semiconductor wafers.” said Mark Melliar-Smith, CEO of Molecular Imprints. “In addition, the I-1100’s conformal S-FIL technology is providing an enabling technology for similar high resolution applications like the patterning of discrete track and bit patterned media for hard disk drive development and precision grating structures for optical components.” Company News Release

Cree Ships High Power Silicon Carbide Schottky Rectifier
CompoundSemi News Staff

February 13, 2007...Cree Inc.of Raleigh, North Carolina USA, reports that it has begun shipping production quantities of its new 50-amp Zero Recovery Schottky rectifier operating at 1200 volts. According to Cree, the new CPW2-1200S050, an innovative power-handling device that can significantly improve levels of efficiency in power inverters, can allow applications such as solar and wind power converters, industrial motor drives, and electric vehicles to operate at higher levels of efficiency. The company says that because it eliminates the need for snubbers reduces component count, and reduces power losses, it can also simplify the design of systems for power factor correction boost, lead to cooler operating temperatures, and produce significantly less electromagnetic interference (EMI).

"Recent advancements Cree has made in material quality allow us to expand our product offerings into much higher power levels, opening whole new applications for our SiC power device technology," said John Palmour, Cree executive vice president for advanced devices. "This new device is another example of Cree's leadership in silicon carbide materials and high power devices. It can help designers address energy efficiency requirements driven by global energy concerns." Company News Release

Skyworks Debuts Helios WEDGE Transceiver
CompoundSemi News Staff

February 13, 2007...Skyworks has unveiled its Helios WEDGE Tranceiver which is designed to eliminate some of the problems of 3G cellular phones such as size, cost, and battery life. Skyworks also debuted its very low cost Intera family of power amplifiers and front-end modules for GPRS, EDGE, CDMA, and WCDMA. According to the company, one of the main design features that allows the size, cost, and battery life improvements in the Helios WEDGE Transceiver is that it does not require interstage filters in the transmit (Tx) and receive (Rx) paths. The company says that because the device does not have interstage surface acoustic wave (SAW) filters, it saves board space, reduces production cost, decreases design time, and enables high speed data communication of up to 14.4 Mbps. The company says its Helios WEDGE Transceiver is 40 percent smaller than comparable solutions, and it greatly improves battery life beyond that of other solutions. Skyworks points out that the reduced board space allows room for features such as WiFi, Bluetooth, FM receivers, and DVB-H. Skyworks says the device’s direct conversion transmitter architecture effectively permits shared Tx EGPRS and WCDMA modes - enabling extremely high-speed data communication. Company News Release.

Skyworks also added a new high-power, high-efficiency quad-band solution compatible with system-on-chip (SoC) architectures designed for handsets in emerging markets. The new SKY77531, which is part of the company's InteraLite portfolio of solutions targeted at emerging markets, offers many of the same advantages as its dual-band transmit and receive GSM/GPRS front-end module, mainly low cost and small form factor, improved reliability and battery life.

Skyworks will make samples of the Helios WEDGE transceiver available in the fourth quarter of 2007. The SKY77531 front-end module will be available for sampling in the second calendar quarter of 2007. The Skyworks will be showcasing its portfolio of Intera front-end modules and Helios radio solutions in Hall 8, Stand C132 at 3GSM World Congress 2007, being held February 12 - 15 in Barcelona. Company News Release

Avenex Posts Strong Quarter Despite Abandoned Acquisition

February 8, 2007...Optical network component maker, Avanex of Fremont, California USA, reported financial results for the second quarter of fiscal 2007, which ended December 30, 2006. The company reported a record revenue for the quarter of $55.6 million. This is up 54 percent from the same period a year ago, and up 9 percent from the previous quarter. The company reported a net loss of $8.6 million. This includes $2.1 million in "due diligence expense related to abandoned acquisition activity." This compares to a net loss of $9.7 million in the prior quarter and $18.5 million in the second quarter of the previous fiscal year. The company indicated that its gross margin rose to 19 percent from 10 percent the previous quarter and 8 percent during the quarter a year ago.

“The second quarter was exceptionally strong and we are very pleased to report the highest revenue and gross margin in the history of Avanex,” said chairman, president, and CEO Jo Major. The company expects revenues between $54 and $57 million and a gross margin of 17 to 21 percent in the third quarter of fiscal 2007. Company Financial Results for Q2 Fiscal 2007

RFMD Introduces Front-End Components fro 3G Multimode Handsets
CompoundSemi News Staff

February 8, 2007...RFMD of Greensboro, North Carolina USA, has introduced a portfolio of complementary cellular components for cellular front-ends of multimode 3G handsets. The company, a dominant player in the design and manufacture of radio frequency systems for mobile communications, announced the introduction of its new portfolio of cellular front-end components, which will initially include: cellular switches, DC to DC converters, and low noise amplifiers (LNAs). This latest introduction goes beyond the transceivers and power amplifiers-based front-end solutions for which the company is known. RFMD will showcase its new complementary components and front-end solutions for 3G multimode handsets at the 2007 3GSM World Congress in Barcelona, February 12-15, 2007, in Hall 8, Stand 8B79.

According to RFMD, the increasing complexity of cellular front-ends for multimode handsets drives the requirements of platform flexibility. RFMD says its new high-linearity, ultra-compact LNAs and low-loss, high-linearity switches ease the implementation of additional bands for multi-region support, thereby meeting the platform flexibility needs of customers. Additionally, RFMD says its low-noise DC to DC converters allow longer battery life and reduce thermal dissipation in 3G multimode handsets. Company News Release

Vitesse Co-Founder Ira Deyhimy to Retire
CompoundSemi News Staff

February 8, 2007...Vitesse, a maker of semiconductor solutions for communications and storage devices located in Camarillo, California USA, reported that its co-founder and vice president of business development, Ira Deyhimy, is retiring from the company after 22 years of service. He served as the vice president of engineering who was in charge of all product development. He also served as business unit general manager before taking the position of vice president of business development and product strategy.

Vitesse points out that Deyhimy was instrumental in defining the company’s business model, and he helped secure the company’s initial funding at its inception in 1984. “From defining business models and technology roadmaps to mentoring our engineers, Ira has played a vital role in the transformation of Vitesse. His contributions have helped to evolve Vitesse from a GaAs-based technology startup to a leading worldwide supplier of high-performance communications components,” said Christopher Gardner, CEO. “On behalf of all of the employees at Vitesse, we thank Ira for his many contributions and unwavering commitment to the success of Vitesse.” Deyhimy reportedly plans to provide business and technology consulting services to the venture capital community and emerging technology companies. Company News Release

Genesis Photonics Orders Six Aixtron MOCVD Systems

February 6, 2007...As part of a long-term purchase agreement, Genesis Photonics of Tainan, Taiwan, reportedly ordered six more Thomas Swan Close Coupled Showerhead MOCVD systems from Aixtron. A fast growing LED manufacturer, Genesis Photonics offers gallium nitride-based LED epiwafers and chips for lighting, displays, backlights, and automotive applications in addition to research, scientific, and industrial applications.

Aixtron points out that as the unit price per device falls and the volume of LEDs produced keeps increasing, LED producers rely on MOCVD tools to improve yield and reduce costs, while producing the high quality LEDs the market demands. Genesis Photonics produces high performance green LED chips. Genesis Photonics acknowledges on its website: “tools to manufacturers of close tolerance components, such as MOCVDs, are the best guarantee of our qualities.” Terms of the purchase agreement were not disclosed, and no specific timeline for delivery was mentioned. Aixtron News Release

Veeco Gets $1.7 Million Order from California NanoSystems Institute at UCLA
CompoundSemi News Staff

February 6, 2007...Veeco of Woodbury, New York USA, reports that the California Nanosystems Institute at the University of California, Los Angeles (UCLA) has purchased $1.7 million of atomic force and scanning probe microscope systems (AFM/SPMs) and optical profilers for use in the institute’s multi-user core laboratories. Veeco said that the systems ordered during the fourth quarter of 2006 including the "high value/low cost" Caliber SPM, a Dimension 5000 high performance AFM, and a Wyko NT 9300 high performance Optical Profiler will be utilized in nanoscience research. According to Veeco, the CNSI is also the first customer to purchase its new integrated, Bioscope II Confocal AFM Package, which features open optical and physical integration between a laser scanning confocal microscope and an AFM. Veeco says that coupling of laser scanning capabilities with an atomic force microscope makes the system ideal for versatile biological imaging applications.

J. Fraser Stoddart, director of the CNSI, who holds UCLA's Fred Kavli Chair in Nanosystems Sciences, commented, "These latest purchases further position CNSI as one of the world's leading nanotechnology centers focused on the advancement of cell biology, molecular and materials sciences. These tools offer us state-of-the art 3D surface metrology and will be an important asset to the work conducted at the Nano and Pico Characterization core facility at CNSI to visualize surfaces and molecules, as well as nanostructures and devices, down to the level of individual atoms." Veeco News Release

IPG Photonic and Newport Reach Undisclosed Settlement

February 5, 2007...IPG Photonics Corporation, a maker of fiber lasers and amplifiers, and Spectra-Physics, a subsidiary of Newport Corporation and a producer of lasers and photonics, reported settling their patent litigation. The settlement related to a complaint from Spectra-Physics filed in the U.S. District Court for the Northern District of California which alleged that certain IPG Photonics’ optical fiber and laser amplifier products infringed on Spectra-Physics patents. Terms of the settlement agreement were not disclosed. IPG Photonics said it does not expect the agreement to have a material impact on its financial statements or condition. As a result of the settlement agreement, the case was dismissed with prejudice. Newport Corporation News Release

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Commentary & Perspective...

Skeletons in the Closet
Jo Ann McDonald

February 7, 2007...Every 30 years or so, one simply has to clean out the storage place where one stashes all those archived compound semiconductor (CS) and solid state lighting (SSL) industry publications, conference proceedings, reports, and old correspondence from back when we actually used paper and snail mail. Better we do the sorting ourselves than leave the task to clueless descendants. But when tackling the task, one is faced with the questions: What to keep and what to throw away... and why?

Until this last weekend, my storage area for "industry collectibles" was starting to look like the classic closet in the old radio show, "Fibber McGee and Molly." If you're old enough to remember that show, and if you too have pack rat tendencies, you probably have a closet that looks much like mine did. 17 huge feed sacks later (we ranchers accumulate lots of empty livestock feed sacks) all marked to go to either the appropriate recycle bins in town or to the local landfill, that closet is now suitable to house almost anything. In my case, ranch jackets, seasonal decorations, family memorabilia and the compound semi industry "collectibles" I simply couldn't part with. I can even find office supplies in there now! I know you're not interested in the personal items (if you are, you need to get a life of your own), but I thought you might be interested in what I simply couldn't part with from my 30+ years covering the compounds as a trade press reporter and editor, and the trends I unveiled looking back through the decades.

Lugging the loads of throwaways out of the house and queuing magazines up for recyclers, I was first reminded that the old print trade publications from the last 20 years, most of which emanated from the UK, were tremendously heavy. In physical weight and in content. I swear, British paper, as used for trade magazines, outweighs USA-produced mags by a ton. Slick and glossy, they were all especially hard to throw away, if only because so many lovely trees obviously gave their lives for the cause of the advancing the compounds. I hope the recyclers pay a bit of reverence to them as the pulp gets recycled into... whatever.

After thumbing through them as they went in the sacks--and given I was finally in a throwaway mood-- the only magazine issues I egotistically elected to keep were the remaining existing issues of the original III-V Technology Review magazine, which I myself originated, wrote and published in 1986 and 1987... long before any of the subsequent compound semi-related print publications even existed. It was even easy to throw out all those issues of magazines in which I contributed articles, because I've long gotten over the thrill of seeing my byline. But I couldn't possibly part with my own creations. Not that I'm ever going to read the contents again, but they still show well on a coffee table.

I haven't touched nor looked at those five vintage issues for years. If you weren't playing in compound semi circles in the mid-1980s and never saw them, we selected really sexy covers, each depicting speed (a falcon, a race car, a jet, etc.) honoring GaAs's speed v.s. silicon's. The only writing on the cover, besides the title and year, said... "a quarterly journal covering current views and research updates for the GaAs/III-V based high speed analog, MMIC and digital IC community." (Whew, that was a mouthful!) We obviously had a long way to go to define our industry distinctly and succinctly back in the Original '80s. HB-LEDs and the notion of solid state lighting (SSL) weren't even a glint in our collective eyes back then. And we hadn't yet clicked on the easier handle of compound semiconductors let lone, the simplified, compound semi. The latter term was the stroke of genius of our publisher, Tom Griffiths.

The other generic thing I kept were my master tapes from telephone interviews in the '80s and '90s. Not being a technical person, with the interviewees permission (of course), I taped everything simply so that I'd get the story right. Given the technology of the times, and given I've always been a fast typist, I laboriously transcribed every word you guys said, printed the transcripts out, highlighted the usable quotes and explanations, then wrote my story. As computers improved and email entered the scheme, the amount of paper diminished significantly. Online communication and "cut and paste" (and don't you love that kindergarten term) has totally outmoded taping. One of the things left in the closet is my last desktop computer, before upgrading to a laptop, because it may have something important stored on it.

I also kept every bit of videotape I ever spent on you guys. Scroll down our CompoundSemi Online homepage left hand menu to the part that asks New to the Compounds? to our old videotape 101 workshops. Those were first-class industry video productions, leveraging my earlier career as a business network television producer. Nitride 101 from 1999 was when Shuji Nakamura was in his final year at Nichia. If Shuji ever wins a Nobel, I've got some very key original footage. And the GaN 101 video from 2001 is another classic because it featured some of the great international wide bandgap pioneers. InP 101 would be interesting because it would likely reveal, in retrospect, why InP wasn't destined to be as great as people hoped it would be. Like InP 101 workshop leader (and InP guru) HRL's Joe Jensen pointed out, "I can grow the world's whole supply of InP devices on my one machine." There was actually that little demand for it. I wouldn't be surprised if that's still the case! In any case, I've hung on to a slew of workshop tapes and all the original footage and masters. You never know when The History Channel might call...

Back when we held the original BLUE 2003 event in Dallas, I hauled a bunch of the old magazines and interesting memorabilia to the conference to share with other nostalgia buffs. That was my first clue that nobody really cared much about what happened way back when. Except for the Cree guys getting excited that I still had some old souvenir T-shirts and jackets from events back when Cree had so much money they threw stupendous parties. I kept the apparel, but finally threw out the old dog-eared proceedings and huge binders. Why do we insist on heavy print proceedings? They never fit easily into your luggage. A DVD of the presentations or promise that they'll be available to attendees online within a week makes way more sense. Give the trees a break!

So as I look at my nice clean closet, I say goodbye to quite a few old skeletons. We haven't yet hauled the bags to the landfill, but I doubt I'll shed a tear. It's time to bid the past farewell and move on to the future, which is why organizing CS Vision 2007 is such a joy. One of the most important trends I saw, felt, and believed as I did the closet sort was how all those dreams I had in the 1960s have actually come true. Thanks to the decades of advancement in the semiconductor industry, we're on the verge of finally becoming the paperless society computer and semiconductor pioneers envisioned. The CS and SSL industries are obviously taking the lead in energy and resource conservation. All of who work in or support the CS and SSL industries are helping make incredible strides toward reversing the trend of unmanageable waste and environmental clutter. It's what we preached in the '60s, and then went about offering solid, sensible energy saving solutions, like smaller, smarter systems, solid state lighting and higher efficiency solar cells.

If you have news or views to share about the compound semiconductor, LED or solid state lighting industries
contact our Publisher, Tom Griffiths
His direct tel in Austin is +1-512-257-9888

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