This work presents complete VLSI architecture of the DFT front-end in QAM-OFDM receiver. The DFT processor consists of MOS current mirror. Geometrical variations of transistor sizes result in significant error
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Therefore, selecting a proper partition for integrated functions becomes a key requirement for combining high quality TV reception and high data rates in a cable modem at low cost. Figure 2. Inside a typical digital set-top box. The mixed-signal front-end, which can be implemented using the...
Software techniques for use in the global positioning system (GPS)1, 2have recently captured the growing interest of communication and navigation engineers. Thanks to VLSI development, powerful CPUs and DSPs are now capable of detecting and decoding GPS signals in real time using software. The...
机译:随着VLSI技术的快速发展,可以使用更小,功能更强大的数字系统。它要求电源具有更高的功率密度,更低的外形和更高的效率。 PWM拓扑已广泛用于此应用。不幸的是,保持时间的要求对这些拓扑的性能造成了巨大的损失。同样,高开关损耗限制了这些拓扑可实现的功率密度。本文讨论了两种解决保持时间问题的技术:范围绕组解决...
In general, a down-conversion RF front-end with high gain, low noise figure and high dynamic range will boost the realization of a low-cost wireless systems for operating in the 2.4 GHz ISM band for IEEE 802.15.4 applications. This work addresses the design and implementation of the most...
A monolithic integrated circuit (IC), and method of manufacturing same, that includes all RF front end or transceiver elements for a portable communication device, including a power
To achieve both breadth and depth, two methods are both used to reveal the myth. With this information, compensator for feedback control could be designed.; Test circuit of LLC resonant converter was developed for front end DC/DC application. With LLC topology, power density of 40W/in3 ...
Mak, P.I., et al., “A Front-to-Back End Modeling of I/Q Mismatch Effects in a Complex-IF Receiver for Image-Rejection Enhancement,” Proceedures of IEEE Int. Conference on Electronics, Circuits and Systems (ICECS), pp. 631-364, Dec. 2003. Mak, P.I., et a., “Two-Step Cha...
Various embodiments of the present invention provide systems and methods for reduced clock rate data processing. As an example, a circuit is disclosed that includes a matched filter