An improved performance 62.7 GHz low power divide-by-16 InP-based HBT circuit

Author(s):  
K.R. Elliott ◽  
S. Thomas ◽  
Y. Brown ◽  
A. Kramer ◽  
M. Sokolich ◽  
...  
2005 ◽  
Vol 22 (8) ◽  
pp. 1219-1224 ◽  
Author(s):  
M. E. Paige

Abstract A vertical cavity laser hygrometer has been developed for balloon-borne measurements. This hygrometer meets many of the specifications that are required for common weather balloon instrumentation, including weight, size, time response, and sensitivity. In addition, the system cost has been dramatically lowered relative to prior diode laser instruments. Sensitivity of 2 and 0.9 μbar at low- and high-altitude conditions, respectively, has been obtained in a 1-s measurement period, with the strong possibility of improved performance in the near future. The engineering advances that are demonstrated by this system make balloon-borne diode laser hygrometry a practical technique for more frequent use.


2019 ◽  
Vol 35 (3) ◽  
pp. 335-344 ◽  
Author(s):  
Richard J. Hill ◽  
Jungwoo Oh ◽  
Chanro Park ◽  
J. Barnett ◽  
Jimmy Price ◽  
...  

RSC Advances ◽  
2015 ◽  
Vol 5 (60) ◽  
pp. 48779-48785 ◽  
Author(s):  
Pranav Kumar Asthana ◽  
Yogesh Goswami ◽  
Shibir Basak ◽  
Shiromani Balmukund Rahi ◽  
Bahniman Ghosh

In this paper, we present improved device characteristics of a Junctionless Tunnel Field Effect Transistor (JLTFET) with a Si and SiGe heterostructure.


RPL (IPv6 Routing Protocol for Low-Power and Lossy Net- works) was developed by IETF (Internet Engineering Task Force) as the protocol for LLNs (low power and lossy networks) that comprise of resource constrained components such as those used in Internet of Things applications. Since then the research community and the industry have come up with many enhancements of RPL aimed at achieving a diverse range of objectives that include better performance under heavy traffic loads, higher throughput, lower packet loss, energy conservation, longer network lifetime, mobility of nodes and enhanced security. This paper presents a review of the various methods proposed to achieve these objectives. A comparative review and a taxonomy of these methods are presented in this paper. We aim to provide valuable insights into RPL and present the foundation for future works.


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