The next great telecom revolution phần 10 pps

... 95 Fiber-optical technology, 78 103 code division multiple access (CDMA), 93 copper wire, 102 103 light emitters, 93 101 laser, 98 100 manipulating light, 100 101 nanotubes, 93–94 transistor, ... for the disabled man to control the grasping device. After the software is trained to the client’s voice, the man will first say “arm” or “hand” to take command of one of the two mo...

Ngày tải lên: 14/08/2014, 12:21

... together, as their electron clouds overlap and bond to one another. Compressive stress is caused when the tightly packed atoms on the bottom layer expand and push away from each other. When the ... photosensitive material. Then they dissolve the sub- strate, pick up the pad, and place it in position on the switch. The metal pad— about 150mm wide and 200 mm long—is supported at...

Ngày tải lên: 14/08/2014, 12:21

... quantum dot located at the bottom. Electrons must fall over the edge of the “canyon” and reach the bottom before producing light. The team tailored the stabilizing molecules so that they would hold ... says. LIGHT EMITTERS 99 c4.qxd 8/30/04 2:39 PM Page 99 Chapter 5 The Internet Rules— IP Technologies 104 Telecosmos: The Next Great Telecom Revolution, edited by John E...

Ngày tải lên: 14/08/2014, 12:21

... take a pill, the monitoring circuit records the date and time. The data is then read from the packaging when the user visits his or her doctor.“It confirms whether the patient is following the doctor’s ... spins to match the magnetic orientation in the film. But when the now aligned electrons flow through the second mag- netic film, the process is reversed. This time the...

Ngày tải lên: 14/08/2014, 12:21

... information portal to the Third Great Telecom Revolution. (The first two telecom revolu- tions were launched in the mid- and late-19th century by the creation of, respectively, the global telegraph ... Shark does admit that the “potential perhaps 4 ON THE MENU TELECOM SERVICES c1.qxd 8/30/04 2:35 PM Page 4 pr.qxd 10/ 4/04 12:38 PM Page iii Telecosmos The Next Great...

Ngày tải lên: 14/08/2014, 12:21

... growth ruled the telecom industry during the boom years of the late 1990s, when companies had neither the time nor the inclination to consider which software components could be reused in other products. ... discharged from the hospital and referred to the VNAGP participated in the study. Half of them were randomly assigned to receive a patient telecommunication station in t...

Ngày tải lên: 14/08/2014, 12:21

... signals from their neigh- bors to map their locations. The signals will be relayed from one device to another until they reach a human operator at the edge of the territory. In theory, the “reachout ... 3 Connections in the Air— Wireless Technologies 63 Telecosmos: The Next Great Telecom Revolution, edited by John Edwards ISBN 0-471-65533-3 Copyright © 2005 by John Wiley &a...

Ngày tải lên: 14/08/2014, 12:21

... success has given rise THE NEXT INTERNET 107 c5.qxd 8/30/04 2:38 PM Page 107 order to find the signatures of malware carried within the payload of Internet packets. “On the FPX, the reconfigurable hardware ... Abraham announced November 10th.” c5.qxd 8/30/04 2:38 PM Page 108 Chapter 6 Something in the Air—Radio and Location Technologies 128 Telecosmos: The Next Great...

Ngày tải lên: 14/08/2014, 12:21

... vibration in the material, which is converted to an AC voltage on the other side of the wafer. The amount of increase or decrease in the voltage transformed is dependent on the gap between the electrodes. Most ... number. The spoofer can then use the information to apply for credit cards in the victim’s name or otherwise usurp the individual’s digital persona. The pri...

Ngày tải lên: 14/08/2014, 12:21

... that showed the users their position within the room. The users then used the robotic arms to collaboratively lift the box. As each user moved the arm—and therefore the pointer—to touch the box, ... the box, he could “feel” the box, which had the texture of hard rubber. Together, the users attempted to pick up the box—one applying force from the left, the other f...

Ngày tải lên: 14/08/2014, 12:21