Effect of processing time delay on the dose response of Kodak EDR2 film

2004 ◽  
Vol 31 (8) ◽  
pp. 2284-2288 ◽  
Author(s):  
Nathan L. Childress ◽  
Isaac I. Rosen
Author(s):  
Papa Silly Traore ◽  
Serge Konan ◽  
Aktham Asfour ◽  
Jean-Paul Yonnet

2014 ◽  
Vol 602-605 ◽  
pp. 3148-3151
Author(s):  
Zai Xiu Chen

The key of the active cancellation is obtaining correctly the amplitude and phase of the target echo, and also is controlling precisely the amplitude and phase of the jamming signal. This article analyzes the characteristics of all kinds of platform’s RCS and geometrical features, combining with the measured data of projects, to get the application boundary of active cancellation. It raises the following 4 points: use of the RCS model in cancellation should consider the time characteristics; trying to control processing time-delay and channel time-delay of the jamming signals; during operation of equipment’s temperature must be relatively stable; the installing platform is the smaller, the more favorable.


2000 ◽  
Vol 12 (4) ◽  
pp. 385-393
Author(s):  
Hiroyuki Nagamatsu ◽  
◽  
Takashi Kubota ◽  
Ichiro Nakatani

This paper describes a practical control scheme for autonomous capture of a free-flying satellite in space using an onboard manipulator. In capturing a satellite, a reference trajectory for control of a manipulator is generated with a time delay due to the processing time of a target motion estimator and a manipulator controller. Consequently, the control system shows poor performance and the end-effector sometimes fails to capture the target satellite. To solve this problem, a control system is proposed that utilizes predictive trajectory based on target satellite dynamics. The validity and usefulness of the proposed control method are shown by computer simulations and experiments using a 3-D hardware simulator with 9 degrees of freedom.


2013 ◽  
Vol 838-841 ◽  
pp. 3247-3250
Author(s):  
Ming Xue Bi

The tradition packet channel multiplexing control algorithm of Advanced Orbiting Systems has the obvious disadvantages such as high time delay, high packet loss probability and low system throughput. Those depress the capability of the space communications badly. Based on the packet parameters, a new packet channel multiplexing control algorithm is proposed to optimize the tradition fixed multiplexing time. Under the prerequisite to ensure the maximal multiplexing efficiency, the processing time of packet channel multiplexing is limited, the packet loss probability is depressed, and the multiplexing throughput is advanced effectively.


Author(s):  
Sudha Mishra ◽  
A Arivazhagan

<span lang="EN-US">Data sharing in networks are now days a challenging one where the source is sending a file to destination, major problem is interference. Once the router is set to search for a path takes too time for identifying a better path to transmit data. The performance is affected due to the time delay of searching path and the interference cause data loss or interruption of transmission. We proposed an overlay router which search better path in short period of time with the help of BJP router. When a sender sends the data, the overlay router contact with BJP router to analyze existing path used to transmit. To ensure a better path and low travelling time will be an efficient way to share the data between source and destination without any interference, low performance and time delay. BJP searches the existing routes that will be low processing time to forward the data sent by the source and received on time by the destination. Whenever a data is been shared between these two: source and destination, overlaying protocol is user to find the shortest path among the existing path search. By using overlay router and BJP router the performance is increased, avoid interference, path identification is solved within short time and provide a better solution for the current environment.</span>


Author(s):  
James C. Long

Over the years, many techniques and products have been developed to reduce the amount of time spent in a darkroom processing electron microscopy negatives and micrographs. One of the latest tools, effective in this effort, is the Mohr/Pro-8 film and rc paper processor.At the time of writing, a unit has been recently installed in the photographic facilities of the Electron Microscopy Center at Texas A&M University. It is being evaluated for use with TEM sheet film, SEM sheet film, 35mm roll film (B&W), and rc paper.Originally designed for use in the phototypesetting industry, this processor has only recently been introduced to the field of electron microscopy.The unit is a tabletop model, approximately 1.5 × 1.5 × 2.0 ft, and uses a roller transport method of processing. It has an adjustable processing time of 2 to 6.5 minutes, dry-to-dry. The installed unit has an extended processing switch, enabling processing times of 8 to 14 minutes to be selected.


1963 ◽  
Vol 45 (2) ◽  
pp. 209-214 ◽  
Author(s):  
Donald H. Hanscom ◽  
Armand Littman ◽  
Jack V. Pinto

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