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full-circle, metal-gates are back

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Written by Maciej Bajkowski   
Tuesday, 27 November 2007

Sometimes the article quality over at EETimes.com makes you wonder whether the writing has been outsourced to a pupil at the elementary school level. Thus, it is nice and refreshing to read an article that is properly researched and well written. Case in point, Don Scansen’s article describing Intel’s 45-nm high-k metal-gate process and the accompanying analysis. As discussed by Don, the breakthrough that Intel has achieved at the 45-nm node is the incorporation of a high-k metal-gate into the process. The high-k material enables Intel to use a thick gate dielectric, which significantly reduces the gate leakage, while maintaining good conductivity through the transistor. Don also reveals that at the 65nm process node, the Intel gate dielectric was 13 percent thinner than the gate dielectric utilized by AMD. This would explain why Intel needed to incorporate a high-k material at the subsequent node, for thinning the dielectric any more was probably not a reasonable option. With the 45nm process Intel is expecting a leakage improvement in the neighborhood of 10x. The article also gives us an idea about the performance that Intel can expect: At 1.3v, Ion for the nfet and pfet are estimated to be 1.66 mA/um and 0.71 mA/um, respectively. The leakages for the nfet and pfet are expected to be 37 nA/um and 45 nA/um, respectively. An interesting observation that Dan makes is that Matsushita/Panasonic actually beat Intel to the 45-nm node using immersion lithography vs. Intel’s dry approach. And while the gate technology utilized by Matsushita is traditional, the immersion technology enables the company to achieve tighter metal pitches than Intel. The article also delves into a brief discussion of the materials utilized as well as about future process scaling, but just in case all this information is not enough to satisfy your technical cravings, you might also be interested in reading an interview with several of the Intel researchers that partook in the development of the process over here.

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few chip startup successes, who's to blame

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Written by Maciej Bajkowski   
Sunday, 18 November 2007

David Manners on his Electronics Weekly Blog titled Mannerisms had an interesting post the other week titled “Why Are There Fewer Chip Start-Up Successes?” Apparently, this question was raised over at the Future Horizons’ System and SOC Conference in Prague the other month.  Several executives from startups, including Lattice Semiconductor and Icera Semiconductor, responded to the question although there seemed to be only modest overlap in their answers. On the one hand, it was suggested that the bar got raised on the funding, and that additionally VCs simply were no longer willing to take big risks. Another point of view was that that unlike the 80s, the 90s simply lacked radical new innovations on the semiconductor side which yielded fewer opportunities for startups to take advantage of the new advances. Or, could it be that the VCs’ focus might have simply shifted over the last couple of decades away from semiconductors to other exciting fields: First, toward internet startups in the late 90s, then toward bio-engineering, and as of late in the direction of clean-fuel technologies and web 2.0 startups. There is no reason for VCs to be different than most regular investors, when a sector is hot, more and more money tends to flow that way. Additionally, the shorter the time frame for an investment to potentially yield a lucrative return, and the lower the initial investment required, the more investment interest it is likely to receive. Let’s face it, web startups need significantly less capital and time to turn a profit for their investors than chip startups, and thus are also significantly less of a risk. There is always something to be said about long term investing and enormous payoffs, but since lately VCs seem to prefer riding trends rather than budging them, maybe they are also partaking in our culture’s ever decreasing attention spans.

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VentureLoop, get that startup job you always wanted

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Written by Maciej Bajkowski   
Saturday, 10 November 2007

ventureloop.comYou’ve worked several years for a large corporation with a decent salary and good benefits. After a while though you got bored of being just another peon, who did a lot but was rarely recognized, so you made up your mind and decided to jump ship, only to land in yet another large corporation. Sure you might have a higher salary now, or maybe even an office rather than a cube, but this achievement is likely to wear off as you realize that you are more or less number in a huge database of other numbers. Fed up with large firms you are craving something more exciting, and so you decide that a small startup where each team member knows you by name would be a welcome change.

Which is exactly where the problem begins for finding a job with a startup company is not exactly an easy task. First of all, major job-search web sites don’t usually have an option to filter search results by startup-company. Then again, many early stage startups probably don’t use these services anyhow, rather opting for local job-sites that might yield a better return on investment. Another strategy might be to search for startup companies directly; however, if you’ve ever tried this approach using just about any of the major search engines out there, you came away with many search results, but most of them irrelevant. Yet another strategy is to visit venture capital firm websites and examine their portfolio companies. This however is a very tedious process: First you have to find the actual venture capital firm website, then you have to look through companies that the firm is currently funding, find some that might be of interest to you, and only then examine those company web-sites for possible job listings. That is, if you are lucky and the company is no longer operating in stealth-mode and actually has a functional web-site.

As it turns out, the process of finding a gig with a startup company can be a lot simpler thanks to VentureLoop. The premise of the service is simple; bring startups, entrepreneurs and talent together. Thus, satisfying individuals that are interested in startups while helping startups locate talent they would most likely miss on the large job-posting sites. To make this happen, VentureLoop works directly with venture-backed startup companies as well as venture capital firms and is able to aggregate job postings that usually cannot be found on other job boards. Although the company has been around since 1999, it is not clear how long their startup job posting service has been online, since the logo still seems to indicate that it is in Beta. After signing up for an account, which only takes a few seconds, the site works like most other job-boards: you can search for jobs based on keywords or geographic location, create your own profile, create a search agent that will alert you of new openings, and apply for available positions - with the distinguished advantage that all positions are with startup companies. You can search for summer internship opportunities as well, albeit this functionality is currently restricted to Harvard Business School and MIT Sloan students, and an official school email address is required to gain access to that part of the site. Anyhow, if you’re yearning for the excitement and stress that only a startup can offer, and of course a possible buyout or IPO that will make you rich beyond  your wildest dreams, you would be making a mistake by not giving VentureLoop a look.

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