Body Area Networks using IEEE 802.15.6 : Implementing the by Marco Hernandez, Ryu Miura, Lorenzo Mucchi PDF

By Marco Hernandez, Ryu Miura, Lorenzo Mucchi

ISBN-10: 0123965209

ISBN-13: 9780123965202

ISBN-10: 0123972272

ISBN-13: 9780123972279

ISBN-10: 1306582636

ISBN-13: 9781306582636

The marketplace of wearable instant clinical sensors is experiencing a fast development and the linked telecommunications prone for the healthcare region are forecast to extra elevate within the subsequent years. clinical physique zone networks (MBANs) enable the mobility of sufferers and scientific team of workers through facilitating the distant tracking of sufferers struggling with power or dicy ailments. presently, MBANs are being brought in unlicensed frequency bands, the place the danger of mutual interference with different digital units radiating within the comparable band may be excessive. therefore, coexistence is an argument on which the learn scientists have committed a lot attempt. extremely wideband (UWB) indications supply many merits to MBANs, and a few positive factors of this know-how should be exploited for powerful implementation of providers. UWB can assist in different elements, like spectrum potency, strength intake and coexistence. This publication discusses the most facets, and, specifically, the coexistence, of MBANs in line with the IEEE 802.15.6 average utilizing UWB actual layer.

  • A exhaustive description of physique zone networks utilizing IEEE802.15.4 applied sciences, offering an in-depth knowing of the way the general procedure works
  • Provides knowing and perception at the use of extremely vast band applied sciences for the actual layer of physique sector networks; low energy intake and coexistence are investigated
  • Includes prone, methodologies and effects relating to link-level and system-level reviews of physique sector networks

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Additional info for Body Area Networks using IEEE 802.15.6 : Implementing the ultra wide band physical layer

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Sn+k Ncpb with n = 0, 1, . . , Ncpb − 1 is a scrambling sequence during the kth symbol, h (k) ∈ {0, 1, . . , Nhop − 1} is a time hopping burst position and p(t) is the (k) (k) pulse shape, a SRRC-like pulse with T p = 2 ns. Note that (g0 , g1 ) are coded bits obtained after the concatenation of a systematic RS(k + 8, k) and half rate systematic convolutional encoder, or after systematic RS(k + 8, k) encoder, depending on the data rate. 6-2012 to facilitate coexistence. 4a-2007 can be found in the Standard [28].

Hence, the best place for the flow control of HARQ lies in the interface between the PHY and MAC. 6 Std does not define such interface as it is implementation dependent. Thus, the flow control for HARQ shown in Table 13 are guidelines for implementers in how such interface needs to deal with HARQ between the PHY and MAC as currently defined. 1 Inversion of Systematic Half Rate Invertible BCH Codes Encoding and decoding of BCH codes is well documented in the literature. However, a less known technique is the inversion of invertible codes.

This constant-envelope approach, where peak power equals average power, yields a flat spectrum with steep spectral roll-off. After wideband FM demodulation (equivalent to despreading) in the receiver, the system behaves like a narrowband CP-GFSK radio from a synchronization and detection point-of-view. Due to the high processing gain, FM-UWB has robustness against interference and multipath with low implementation complexity. The information data rate is shown in Table 14. 1 CP-GFSK Modulation The information bits, gm ∈ {0, 1}, are modulated with CP-GFSK employing a subcarrier frequency f sub given by s(t) = V S 2π f sub t + 2π t f sub −∞ b(t )dt + φ0 (30) where V represents amplitude, S(t) is the modulating-carrier signal, f sub = βsub /2Tsym is the peak frequency deviation, βsub = 1 is the modulation index, Tsym is the symbol time, and φ0 is the initial phase of the modulating-carrier signal.

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Body Area Networks using IEEE 802.15.6 : Implementing the ultra wide band physical layer by Marco Hernandez, Ryu Miura, Lorenzo Mucchi


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