[1] [1] G. R. Aiello, G. D. Rogerson. Ultra-wideband wireless systems［J］. IEEE Microw. Mag., 2003, 4(2): 36～47

[2] [2] I. Akyildiz, W. Su, Y. Sankarasubramaniam et al.. Wireless sensor networks: a survey［J］. Comput. Netw., 2002, 38(4): 102～114

[3] [3] S. Roy, J. R. Foerster, V. S. Somayazulu et al.. Ultrawideband radio design: the promise of high-speed, short-range wireless connectivity［J］. Proc. IEEE, 2004, 92(2): 295～311

[4] [4] G. Kolumbán, M. P. Kennedy, Z. Jákó et al.. Chaotic communications with correlator receivers: theory and performance limits［J］. Proc. IEEE, 2002, 90(5): 711～732

[5] [5] Z. G. Shi, K. S. Chen, W. Z. Cui et al.. Ambiguity functions of direct chaotic radar employing microwave chaotic colpitts oscillator［J］. Prog. Electromagn. Res., 2007, 77: 1～14

[6] [6] C. C. Chong, S. K. Yong. UWB direct chaotic communication technology for low-rate WPAN applications［J］. IEEE T. Veh. Technol., 2008, 57(3): 1527～1536

[7] [7] M. I. Jeong, J. N. Lee, C. S. Lee. Design of quasi-chaotic signal generation circuit for UWB Chaotic-OOK system［J］. J. Electromagnet. Waves, 2008, 22(13): 1725～1733

[8] [8] A. S. Dmitriev, M. Hasler, A. I. Pamas et al.. Basic principles of direct chaotic communications［J］. Nonlineaar Phenomena in Complex System, 2002, 4(1): 1～14

[9] [9] M. Ran, B. I. Lembrikov, Y. Ben Ezra. Ultra-wideband radio-over-optical fiber concepts, technologies and applications［J］. IEEE Photon. J., 2010, 2(1): 36～48

[10] [10] J. Capmany, D. Novak. Microwave photonics combines two worlds［J］. Nature Photon., 2007, 1(6): 319～330

[11] [11] S. Pan, J. Yao. Switchable UWB pulse generation using a phase modulator and a reconfigurable asymmetric Mach-Zehnder interferometer［J］. Opt. Lett., 2009, 34(2): 160～162

[12] [12] Jing Li, Tigang Ning, Li Pei et al.. Optical ultra-wideband pulse generation and distribution using a dual-electrode Mach-Zehnder modulator［J］. Chin. Opt. Lett., 2010, 8(2): 138～141

[13] [13] Ying Zhao, Xiaoping Zheng, Hanyi Zhang et al.. UWB-over-Fiber transmission system using a dual-output Mach-Zehnder modulator［J］. Chin. Opt. Lett., 2010, 8(5): 454～456

[14] [14] M. Bolea, J. Mora, B. Ortega et al.. Optical UWB pulse generator using N tap microwave photonic filter and phase inversion adaptable to different pulse modulation formats［J］. Opt. Express, 2009, 17(7): 5023～5032

[15] [15] X. Yu, T. B. Gibbon, I. T. Monroy. Experimental demonstration of all-optical 781.25-Mb/s binary-coded UWB signals generation and transmission［J］. IEEE Photon. Technol. Lett., 2009, 21(17): 1235～1237

[16] [16] Zhao Yu, Zhao Deshuang, Liu Yongzhi et al.. Photonic generation of ultra-wideband signal using a passively mode-locked fiber laser［J］. Chinese J. Lasers, 2009, 36(1): 92～95

[17] [17] Bingbing Wu, Jian Wu, Kun Xu et al.. Photonic ultra-wideband monocycle pulses generation using semiconductor optical amplifier and electro-absorber in parallel［J］. Chin. Opt. Lett., 2010, 8(9): 902～905

[18] [18] M. H. Khan, H. Shen, Y. Xuan et al.. Ultrabroad-bandwidth arbitrary radiofrequency waveform generation with a silicon photonic chip-based spectral shaper［J］. Nature Photon., 2010, 4(2): 117～122

[19] [19] J. M. Liu, H. F. Chen, S. Tang. Synchronized chaotic optical communications at high bit rates［J］. IEEE J. Quantum Electron., 2002, 38(9): 1184～1196

[20] [20] F. Rogister, D. Pieroux, M. Sciamanna et al.. Anticipating synchronization of two chaotic laser diodes by incoherent optical coupling and its application to secure communications［J］. Opt. Commun., 2002, 207(1-6): 295～306

[21] [21] I. Fischer, Y. Liu, P. Davis. Synchronization of chaotic semiconductor laser dynamics on subnanosecond time scales and its potential for chaos communication［J］. Phys. Rev. A, 2000, 62(1): 011801(R)

[22] [22] A. Argyris, D. Syvridis, L. Larger et al.. Chaos-based communications at high bit rates using commercial fibre-optic links［J］. Nature, 2005, 438(7066): 343～346

[23] [23] J. Ohtsubo. Chaos synchronization and chaotic signal masking in semiconductor lasers with optical feedback［J］. IEEE J. Quantum Electron., 2002, 38(9): 1141～1154

[24] [24] H. Leung, S. Shanmugam, N. Xie et al.. An ergodic approach for chaotic signal estimation at low SNR with application to ultra-wide-band communication［J］. IEEE Trans. Signal Process., 2006, 54(3): 1091～1103

[25] [25] A. B. Wang, Y. C. Wang, J. F. Wang. Route broadband chaos in a chaotic laser diode subject to optical injection［J］. Opt. Lett., 2009, 34(8): 1144～1146