Download Advanced Millimeter-wave Technologies: Antennas, Packaging by Duixian Liu, Ulrich Pfeiffer, Janusz Grzyb, Brian Gaucher PDF
By Duixian Liu, Ulrich Pfeiffer, Janusz Grzyb, Brian Gaucher
This publication explains one of many most well-liked subject matters in instant and digital units neighborhood, particularly the instant verbal exchange at mmWave frequencies, specifically on the 60 GHz ISM band. It presents the reader with wisdom and strategies for mmWave antenna layout, assessment, antenna and chip packaging. Addresses sensible engineering concerns reminiscent of RF fabric assessment and choice, antenna and packaging necessities, production tolerances, antenna and approach interconnections, and antenna one of many first books to debate the rising learn and alertness parts, really chip applications with built-in antennas, wafer scale mmWave phased arrays and imaging includes a strong variety of case reports to assist figuring out presents the antenna and packaging applied sciences for the newest and rising functions with the emphases on antenna integrations for useful functions resembling instant USB, instant video, section array, car collision avoidance radar, and imaging
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Additional info for Advanced Millimeter-wave Technologies: Antennas, Packaging and Circuits
The individual layers are printed with thick-ﬁlm paste to create the metalization patterns, aligned with the other layers, and are laminated at elevated temperature and pressure. Resistors and capacitors, compatible with the green tape process, may also be fabricated. The feature size depends on the thick ﬁlm process, which has a typical conductor line width of 200 µm down to 100 µm. low-temperature coﬁred ceramic (LTCC) MCMs are a good choice for low-loss and good thermal conductivity [25, 26].
3(b) highlights one of the most basic and simple approaches. , C4 solder or gold stud bumps. 3(b). Here the antenna is part of the main PCB. The main beneﬁts are extremely low cost, ease of assembly and readiness for high-volume manufacturing. The challenges in this approach are matching TCE with acceptable materials, PCB losses in the C4 or stud bump and the Transmission line (T-line) losses to get to the antenna, PCB induced T-line resolution and tolerances, and net radiation efﬁciency of the antenna.
20 or more. Individual substrates are clamped into the package, which simpliﬁes the assembly and disassembly process. The local substrate ground is contacted to the overall package ground via the substrates’ gold-plated backside metalization. 12: CNC-milled mmWave package used in R&S network analyzers for frequencies up to 24 GHz. Reproduced by permission of © 2008 Rohde & Schwarz. electrically ‘stealthy’ clickable plastic bars, apply pressure to the substrate where needed, for instance, at the transfer points of a microstrip line.