RHealthCare SP100 manuals

Rhealthcare SP100 Specifications (427 pages)

Brand: Rhealthcare | Category: Bar code readers | Size: 5.52 MB |

English

Table of contents

Reliable Communications for

5

Short-range Wireless Systems

5

CAMBRIDGE UNIVERSITY PRESS

6

Contents

7

Part II Low-rate systems 137

9

Contents ix

11

Ulas C. Kozat

12

Contributors

13

Serhan Yarkan

15

Ruonan Zhang

15

1 Short-range wireless

17

1.1.1 Enabling factors

18

(SC-FDMA) systems [8]

19

1.2 Deﬁnition of reliability

23

Ch. 3, Ch. 7

25

Ch. 5Ch. 8, Ch. 9 Ch. 14

25

1.2.1.1 Attenuation

26

1.2.1.2 Multipath propagation

27

1.2.1.3 Interference sources

27

1.3.1 Bluetooth

32

1.3.2.1 Low-rate WPAN mesh

34

1.3.2.2 High-rate WPAN mesh

35

Peer-to-peer

38

Broadcast

38

References 25

41

References 27

43

High-rate systems

45

2 High-rate UWB and 60 GHz

47

3.1 10.6

48

2.2.1 Transmitter structure

52

2.2.2 Signal model

53

2.2.3 System parameters

55

2.3.1 Transmitter structure

59

2.3.1.1 Type A devices

59

2.3.1.2 Type B devices

62

2.3.1.3 Type C devices

63

2.3.2 Signal models

63

2.3.3 System parameters

66

2.4.1 Single-carrier PHY

71

Frequency

72

2.4.3 Audio/visual PHY

73

3 Channel estimation for

77

Relative Power of MPCs

81

3.1.3 Discrete-time model

84

Frequency

86

. . .. . .. . .. .

89

Figure 3.5 NMSE ratio, R

98

3.2.5.3 MSE performance

99

3.2.6 Complexity comparison

100

3.3.1 Average uncoded SER

102

Figure 3.8

103

3.3.2 FER performance

104

CM1andCM2and(b)CM3andCM4(

105

 2010 IEEE) [36]

105

References

106

References 91

107

Ruonan Zhang and Lin Cai

109

4.2 AMC in MB-OFDM systems

111

 2010 IEEE) [19, 20]

113

 2010 Elsevier) [17]

115

X coordinate of the person

116

Y coordinate of the person

116

4.5.1 System model

118

4.5.2 Markovian analysis

118

Embedded Markov chain model (

119

4.6 Simulation results

122

Queue Len

123

Buffer Size (KB)

124

Throughput (Mbps)

124

4.8 Summary

126

Wasim Q. Malik and Andr

129

5.2.1 Channel model

131

5.2.2 Spatial correlation

132

Correlation coefficient

133

5.2.3 Channel capacity

134

5.2.4 The role of multipath

135

(τ ), which is the temporal

138

5.3 MIMO for 60 GHz systems

139

5.3.1 MIMO channel model

140

5.3.2 Spatial correlation

140

5.3.3 Beamforming

142

 2009 IEEE)

143

5.3.4 Receiver performance

145

= 8.3dB

147

5.4 Conclusion

148

References 135

151

Low-rate systems

153

6.2 ZigBee

158

6.2 ZigBee 143

159

6.2.2.1 Unslotted CSMA-CA

161

6.2.2.2 Slotted CSMA-CA

162

6.2 ZigBee 147

163

6.3.1 Channel allocations

165

6.3.2.1 UWB PHY

167

6.3.2.2 CSS PHY

169

6.3.3.1 UWB PHY

170

Structure of the PHR

171

6.3.3.2 CSS PHY

172

6.4.1 EGTS

174

Multi superframe

175

802 15 4g

180

References 167

183

Hongsan Sheng

184

7.1 Introduction

184

7.1 Introduction 169

185

UWB channel models

186

7.3.1 SNR analysis

190

7.3.2 BER analysis

192

7.4.2 Signal bandwidth

197

No estimation errors

199

Signal bandwidth W (GHz)

200

Number of rake fingers

201

7.5 Concluding remarks

202

References 189

205

8 Interference mitigation and

206

Detector

208

8.1.1.2 Linear detectors

211

Pulse discarding detectors

212

Quasi-decorrelator

212

Quasi-MMSE detector

213

8.1.1.3 Iterative algorithms

218

(t) denotes

220

 2008 IEEE) [39]

222

Frequency domain approaches

223

Subspace approaches

223

Blind approaches

224

8.2.2 NBI avoidance

231

8.2.2.2 Multiband schemes

232

8.2.2.3 Pulse shaping

232

= 0.5 ns

233

Amplitude

234

Magnitude (dB)

234

8.2.3 NBI cancelation

235

8.2.3.1 MMSE combining

236

8.3 Interference awareness

238

(WLAN) devices

240

8.4 Summary

242

References 227

243

References 229

245

References 231

247

References 233

249

9 Characterization of Wi-Fi

250

9.2.2.3 Scenarios

256

Numerical example

259

9.2.5 Sensing duty cycle

260

9.3.1 Anechoic chamber

261

9.3.1.1 Energy distributions

261

9.3.1.2 Throughput

265

9.3.2 Indoor 1

266

9.3.2.1 Energy distributions

267

9.3.2.2 Throughput

271

9.3.3 Indoor 2

271

9.3.3.1 Energy distributions

272

9.3.3.2 Throughput

273

9.4.1 Algorithm description

277

9.4.2 Simulation results

279

9.5 Conclusion

283

Acknowledgments

283

References 269

285

Tae Rim Park and Myung J. Lee

286

Figure 10.1 Energy per frame

288

10.2 Energy saving MACs

292

Asymmetric

293

Synchronous Asynchronous

293

10.2 Energy saving MACs 279

295

IEEE 802.11 power save mode

296

10.2.1.3 Receiver query

297

Symmetric

299

Synchronous Asynchronous

299

10.2.2.2 Transmitter sweep

300

10.2 Energy saving MACs 285

301

10.2.2.3 Receiver notiﬁcation

302

10.2 Energy saving MACs 287

303

10.2.2.4 Comparison

304

10.3 Summary

305

Selected topics for

307

11 Cooperative communications

309

11.1.2 Overview of methods

311

11.2.1 Basic principles

313

Broadcast and training

315

11.2.4 Routing

320

11.3.1 Basic principles

324

11.3.2.2 Network ﬂooding

327

11.3.3.2 Rayleigh fading

328

11.3.3.3 Shadowing

330

11.3.3.6 Performance bounds

333

11.3.4 Routing

334

11.3.4.1 System model

335

 2008 IEEE) [4]

337

References 323

339

References 325

341

12.1 Introduction

342

SNR (dB)

356

Outage Probability

356

12.5.2 DMT analysis

357

12.6 Summary

359

References 345

361

13.1 Introduction

363

Option 1:

365

Option 2:

365

Distributed

365

Distributed Relays?

366

13.1 Introduction 351

367

Communicate in N hops

368

Range = D

368

SIMULTANEOUS LINKS

369

13.2.1.3 Coding framework

371

 2008 IEEE [26])

377

13.2.3 Section summary

378

13.3.1.1 General assumptions

378

 2007 IEEE [27])

379

13.3.1.3 Coding framework

381

The fact that SIR

392

13.3.4 Numerical results

394

SIR per stream

396

Increasing K = 1,2,4,8,16

396

13.3.5 Section summary

398

References 385

401

14 Reliable MAC layer and

402

14.1 Introduction 387

403

Time (slot number)

405

Rate (Kbps)

405

14.2.2 Multicast case

407

Normalized throughput

409

Number of targeted users

409

14.3 Coding and scheduling

410

14.3.1.1 Hybrid ARQ (HARQ)

411

14.3.1.2 Network coding

411

P:=XOR(P1,P2,P3)

412

14.3.2 Multicast case

413

14.5 Summary

420

References 405

421

408 Index

424

Index 409

425

410 Index

426

Index 411

427

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