environment learning for indoor mobile robots - andrade cetto & sanfeliu

... thedeterminant of themap errorcovariance matrix foramonobotwith3,2,and 3-then-2 landmarks. Juan Andrade- Cetto  Alberto Sanfeliu Environment Learning for Indoor Mobile Robots AS tochastic State Estimation Appr oach to ... explicit expressions for two mobile robot config- urations, a one-dimensional (1-D) robot moving along a straight line, and a planar wheeled mobile ro...

Ngày tải lên: 12/06/2014, 12:04

... the 9 Introduction 824 A" A B A' B' B'A'BAA" 849 869 894 MHz 1 MHz 10 MHz 10 MHz 1.5 MHz 2.5 MHz 2.5 MHz1.5 MHz 10 MHz10 MHz 1 MHz Mobiles Base Station Base Station Mobiles Figure 1-4 The ... Standards for 3G wireless services were published in 1999. Support for high-speed data at rates from 144 kb/s for urban and suburban outdoor envi- ronments to 2,048...

Ngày tải lên: 02/03/2013, 16:58

... Techniques for 4G Mobile Communications 9.3 DS-CDMA System 171 9.3.1 DS-CDMA Transmitter 171 9.3.2 DS-CDMA Receiver 173 9.3.3 Bit Error Rate Analysis 175 9.4 MC-CDMA System 176 9.4.1 MC-CDMA Transmitter ... rough sketch of present and future mobile communi- cations systems. As an evolutional form of mobile phone systems, Interna- tional Mobile Telecommunications (IMT )-2 000 [4, 5...

Ngày tải lên: 26/04/2013, 09:50

... accurate dead-reckoning information. An Page 3 1. Sensors for Dead-reckoning 2. Heading Sensors 3. Active Beacons 4. Sensors for Map-based Positioning Part II: Systems and Methods for Mobile Robot ... Page 154 8.4 Summary Page 157 Part III: References and "Systems-at-a-Glance" Tables Page 158 References Page 160 Systems-at-a-Glance Tables Page 188 i Acknowledgments: This wo...

Ngày tải lên: 12/12/2013, 21:16

... algo- rithm based on Force Control. The researchers re- ported on a substantial reduction in wheel slippage for their two-wheel drive/two-wheel steer platform, result- ing in a reported 20-fold ... and reduced mean-time-between-failures due to the moving parts. The entire gyro assembly is rotated back and forth about the sensing axis in an oscillatory fashion. State-of-the-art dithered acti...

Ngày tải lên: 16/12/2013, 14:15

... (IMT-2000),” 1997. [12] Recommendations ITU-R M.81 6-1 , “Framework for Services Supported on International Mobile Telecommunications- 2000 (IMT-2000),” 1997. [13] Recommendations ITU-R M.68 7-2 , ... (GPRS); Mobile Radio-Base Station Interface, Radio Link Control/Medium Access Control (RLC/MAC) Pro- tocol,” 1998. [11] Recommendations ITU-R M.103 4-1 , “International Mobile Tele...

Ngày tải lên: 23/12/2013, 01:17

... Hybrid E -learning E -learning environment essentially consists of: a. e courseware. b. e course platform used for delivering the courseware. c. e tools and applications necessary for managing ... examinations. 2.2. Blended E -learning e type of e -learning in the preceding section is termed as blended e -learning. Blending occurs when the traditional face-to-face meeting in...

Ngày tải lên: 16/01/2014, 16:33

... algo- rithm based on Force Control. The researchers re- ported on a substantial reduction in wheel slippage for their two-wheel drive/two-wheel steer platform, result- ing in a reported 20-fold ... 3 1. Sensors for Dead-reckoning 2. Heading Sensors 3. Active Beacons 4. Sensors for Map-based Positioning Part II: Systems and Methods for Mobile Robot Positioning 5. Reduction of Dead-r...

Ngày tải lên: 19/01/2014, 19:20

... rough sketch of present and future mobile communi- cations systems. As an evolutional form of mobile phone systems, Interna- tional Mobile Telecommunications (IMT )-2 000 [4, 5], which corresponds to ... services from voice and low-rate to high-rate data with up to at least 144 Kbps in vehicular, 384 Kbps in outdoor-to -indoor, and 2 Mbps in indoor and picocell environ- ments. It pr...

Ngày tải lên: 20/01/2014, 23:20

... many combina- tions to consider. For instance, when no line-of-sight component is available in a channel, the data transmission rate is very high, and the receiver is installed in a high-speed cruising ... cruising vehicle, the channel will be ‘‘a fre- quency selective fast Rayleigh fading channel,’’ whereas when a line-of-sight 24 Multicarrier Techniques for 4G Mobile Communications D...

Ngày tải lên: 20/01/2014, 23:20