بدائل البحث:
compositional » composition (توسيع البحث), compositions (توسيع البحث), computational (توسيع البحث)
compositional » composition (توسيع البحث), compositions (توسيع البحث), computational (توسيع البحث)
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1
Orthogonal space-time block codes for binary pulse position modulation
منشور في 2009"…In this paper, we propose orthogonal Space-Time (ST) codes for binary Pulse Position Modulations (PPM). …"
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2
On Space–Time Coding With Pulse Position and Amplitude Modulations for Time-Hopping Ultra-Wideband Systems
منشور في 2007"…On the other hand, while the perfect codes were considered mainly with quadrature amplitude modulation (QAM) and hexagonal (HEX) constellations, IR-UWB systems are often associated with pulse-position modulation (PPM) and hybrid PPM-PAM (pulse-amplitude modulation) constellations. …"
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3
Alamouti-type space-time coding for TH-UWB systems with unipolar pulse position modulations
منشور في 2017"…In this paper, we consider the problem of Space-Time (ST) coding with unipolar Pulse Position Modulations (PPM). …"
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4
A Space-Time Coded MIMO TH-UWB Transceiver with Binary Pulse Position Modulation
منشور في 2007"…We consider the problem of space-time (ST) coding with binary pulse position modulation (PPM) and we propose the first known family of rate-1 ST codes that can be associated with binary PPM without introducing any additional constellation extension. …"
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5
A new family of Space-Time codes for pulse amplitude and position modulated UWB systems
منشور في 2017"…These schemes are associated with pulse position modulation and with hybrid pulse amplitude and position modulation where the input data is modulated onto both the pulse amplitudes and positions. …"
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6
An optimal 2 × 2 space-time code for time-hopping ultra-wideband systems with binary pulse position modulation
منشور في 2017"…Unlike the golden code that can be associated with all constellations carved from Zopf[i], the proposed code is optimal with binary pulse position modulation (PPM) which is a popular modulation scheme for TH-UWB. …"
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7
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8
Advanced Composites as Reinforcement for Concrete
منشور في 2021"…The findings indicate that fibre-reinforced composites can be evaluated using ANSYS software with an adjusted model. …"
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9
Performance of MIMO UWB systems with biorthogonal pulse position modulation
منشور في 2006"…Two schemes are considered, namely a Space-Time (ST) coded scheme and an uncoded scheme using MMSE receivers. …"
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10
Distributed Space-Time coding with ultra-wideband systems
منشور في 2017"…These schemes are associated with pulse position modulation (PPM), pulse amplitude modulation (PAM) and hybrid pulse position and amplitude modulation (PPM-PAM)…"
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11
Space–Time Coding for Multiuser Ultra-Wideband Communications
منشور في 2006"…In this paper, we present the construction of full rate, fully diverse, and totally real space-time (ST) codes for ultra-wideband (UWB) transmissions. In particular, we construct two families of codes adapted to real carrierless UWB communications that employ pulse position modulation, pulse amplitude modulation, or a combination of the two. …"
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12
CNN and HEVC Video Coding Features for Static Video Summarization
منشور في 2022"…We preprocessed the well-known video datasets by coding them using the HEVC video coding standard. …"
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13
LNCRI: Long Non-Coding RNA Identifier in Multiple Species
منشور في 2021"…<p>The pervasive nature of long non-coding RNA (lncRNA) transcription in the mammalian genomes has changed our protein-centric view of genomes. …"
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14
Nurses' Attitudes Toward the Use of the Bar-coding Medication Administration System
منشور في 2010"…Participants rated their satisfaction with bar-coding medication administration system use based on system functionality, usability, and its positive/negative impact on the nursing practice. …"
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15
On high data rate space-time codes for ultra-wideband systems
منشور في 2017"…In order to achieve very high data rates and important performance gains combined pulse position modulation (PPM) and pulse amplitude modulation (PAM) constellations along with full diversity and full rate ST codes are used at the transmitter side. …"
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16
A 2×2 antennas ultra-wideband system with biorthogonal pulse position modulation
منشور في 2006"…In this letter, we present the construction of a new coding scheme for 2M-ary biorthogonal pulse position modulations (BPPM) with M≥4. …"
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17
Theoretical Estimation of the Dispersion Curves in an Orthotropic Composite Plate
منشور في 2024"…In this work, root-finding using the bisection algorithm is proposed to solve the transcendental dispersion relations and evaluate the dispersion curves of ultrasonic-guided waves propagating in an orthotropic composite plate. The implementation of the dispersion relations are accomplished via a coding scheme conducted in the MATLAB software. …"
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18
Unipolar space-time codes with reduced decoding complexity for TH-UWB with PPM
منشور في 2009"…In this paper, we consider the problem of space-time (ST) coding with unipolar pulse position modulations (PPM) and propose a novel ST code that satisfies a large number of construction constraints rendering it superior to the existing PPM encoding schemes. …"
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19
Unitary space-time pulse position modulation for differential unipolar MIMO IR-UWB communications
منشور في 2015"…In this paper, we present a general technique for constructing minimal-delay unitary differential Space-Time (ST) block codes for Pulse Position Modulation (PPM) with an arbitrary number of transmit antennas and signal set cardinality. …"
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20
Distributed Information-Lossless Space-Time Codes for Amplify-and-Forward TH-UWB Systems
منشور في 2008"…In particular, we consider the problem of distributed space-time (ST) coding with 2D pulse position modulations (PPM) and joint pulse position and amplitude modulations (PPAM) and we propose the first known family of full-rate codes that are information-lossless with these constellations. …"
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