References
- [1] Blair, D.P., Sydenham, P.H. (1975). Phase sensitive detection as a means to recover signals buried in noise. Journal of Physics E: Scientific Instruments, 8, 621- 627.
- [2] Buckingham, M.J. (1985). Noise in Electronic Devices and Systems. Ellis Horwood Ltd.
- [3] Darren, W. (2007). Implementing digital lock-in amplifiers using the dsPIC®DSC. AN1115. Microchip Technology. http://ww1.microchip.com/downloads/en/ AppNotes/01115A.pdf
- [4] Gabrielli, C. (1981). Identification of electrochemical processes by frequency response analysis. Technical report 004/83. Solartron Instrumentation Group.
- [5] Grimnes, S., Martinsen, O. (2000). Bioimpedance and Bioelectricity Basics, Academic Press.
- [6] Horowitz, P., Hill, W. (1996). The Art of Electronics, Second edition. Cambridge University Press.
- [7] Iacopini, E., Smith, B., Stefanini, G., Carusotto, S. (1983). Digital techniques applied to phase-sensitive detection. Journal of Physics E: Scientific Instruments, 16, 844-847.
- [8] Križaj, D., Baloh, M., Brajkovič, R., Žagar, T. (2013). Design and development of a portable WiFi enabled BIA device. Journal of Physics: Conference Series, 434, 012060.
- [9] NXP Semiconductors N.V. (2014). LPC1769/68/67/66/65/63/63. Product data sheet. http://www.nxp.com/documents/data_sheet/LPC1769_ 68_67_66_65_64_63.pdf
- [10] McAdams, E.T., Jossinet, J. (1995). Tissue impedance: A historical overview. Physiological Measurement, 16, A1-A13.
- [11] Meade, M.L. (1982). Advances in lock-in amplifiers. Journal of Physics E: Scientific Instruments, 15, 395- 403.
- [12] Scofield, J.H. (1994). A frequency-domain description of a lock-in amplifier. American Journal of Physics, 62 (2), 129-133.
- [13] Stanford Research Systems. About lock-in amplifiers. Application note #3. http://www.thinksrs.com/ downloads/PDFs/ApplicationNotes/AboutLIAs.pdf
- [14] Tarchanidis, K.N., Soilemes, A.T. (2011). Digitally synthesized alternative current sinusoidal waveform for resistive sensor measurement. Journal of Engineering Science and Technology Review, 4 (1), 50-54.
- [15] Taub, H., Schilling, D.L. (1971). Principles of Communication Systems. McGraw-Hill.
- [16] Rowing Networks. (2011). WiFi RN-XV-DS v0.3 8/18/2011. Data sheet. www.rovingnetworks.com/ files/resources/WiFly-RN-XV-DS.pdf
- [17] Wilmshurst, T.H. (1990). Signal Recovery from Noise in Electronic Instrumentation. CRC Press.
- [18] Raouf, A. (2013). Minimize frequency drift in crystals. Electronic Design, http://electronicdesign.com/analog/ minimize-frequency-drift-crystals.