The next great telecom revolution phần 2 pot

... from—then they’ll just scale the information appropriately for the device you’re using.” PERSONAL COMPUTERS 27 c2.qxd 8/30/04 2: 39 PM Page 27 ities. An alternative approach would be to build the ... Bits— Telecom Hardware, Software, and More 25 Telecosmos: The Next Great Telecom Revolution, edited by John Edwards ISBN 0-471-65533-3 Copyright © 20 05 by John Wiley &am...

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... 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 © 20 05 by John Wiley...

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 ... the car or truck passes over the next loop, the computer matches the two signals and calculates the vehicle’s travel time. Based on the travel times, t...

Ngày tải lên: 14/08/2014, 12:21

... 46 2. 12. 2 Cutting-Edge Manufacturing / 46 2. 12. 3 Wireless Chip / 47 2. 12. 4 Open Source Smart Phones / 50 2. 12. 5 Nanowiring / 51 2. 13 MEMS / 52 2.13.1 Low-Loss, Wide-Bandwith MEMS / 52 2.13 .2 StressedMetal ... 31 2. 5 Embedded Systems / 32 2.6 Project Oxygen / 33 2. 6.1 The Vision / 34 2. 6 .2 Goals / 34 2. 6.3 User Technologies / 35 2. 6.4 Applications / 36 2. 6.5...

Ngày tải lên: 14/08/2014, 12:21

... 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 20 0 mm long—is supported at the four corners ... 1 cm 2 , or slightly under 0.5 inch, the faster chips anticipated in the next two decades are expected to be as large as 2 or 3cm, or about 1 .2 inches, on each side, he...

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... 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 Edwards ISBN 0-471-65533-3 Copyright © 20 05 by John ... opportunity to upgrade the nation’s network infrastructure. “What the copper-wired telephone network was to the 20 th century, the fiber network will be to the 21 st,”...

Ngày tải lên: 14/08/2014, 12:21

... practice. THE NEXT INTERNET 113 c5.qxd 8/30/04 2: 38 PM Page 113 someone in trouble and whether they practice what they preach. In most cases, the students gave their partners higher ratings than themselves. The ... 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 packe...

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... 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

... 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...

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... 20 0 20 8 CRTs, 20 0 20 1 miniature screens, 20 1 output (paper-like displays), 20 1 20 8 electrowetting technology, 20 3 20 4 flake technology, 20 1 20 3 OLEDs, 20 4 20 5 polymer displays, 20 5 20 7 quantum displays, 20 7 20 8 projection ... 190 21 3 audio output, 194–195 disabled access, 21 0 21 3 GPS guidance, 21 1 mobile phones, 21 0 21 1 speech-controlled arms, 21 2 21 3 finge...

Ngày tải lên: 14/08/2014, 12:21