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Apparatus and method for spreading/de-spreading data using pair of child orthogonal variable spreading factor codes

SR Cho, SS Park, HS Lee… - US Patent 7,924,907, 2011 - Google Patents
S3 to O O ft © FIG. 4 RRC FILTER MULTIPATH Down sampling (1..L) Delay spread V DPCH
rake finger tfL DPCH rake finger #2 DPCH rake finger #1 (*) BLING CODE L SCRAM i CHANNEL
CONDITION INFORMATION TRANSMITTER ^412 RECEIVING CHANNEL CONDITION ...
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Dynamic Wetting and Spreading Characteristics of a Liquid Droplet Impinging on Hydrophobic Textured Surfaces

JB Lee… - Langmuir, 2011 - ACS Publications
... We found that for textured surfaces the measured apparent contact angle (CA) takes on values
of up to 125.83°, compared to a CA of approximately 80.59° for a nontextured bare surface, and
that the spreading factor decreases with the increased texture area fraction because ...
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Improvement of BP-Based CDMA Multiuser Detection by Spatial Coupling

[PDF] from arxiv.orgK Takeuchi, T Tanaka… - Arxiv preprint arXiv:1102.3061, 2011 - arxiv.org
... It is an important issue in CDMA systems to mitigate multiple-access interference (MAI), by using
MUD [5]. Let us consider conventional K-user randomly-spread CDMA systems with spreading
factor N. Tanaka [6] used the replica method to analyze the performance of the ...
Cited by 2 - Related articles - All 3 versions

Demodulator Statistics for Channel Access and Adaptive Spreading in Direct-Sequence Spread-Spectrum Packet Radio Networks

SW Boyd, MB Pursley… - … , IEEE Transactions on, 2011 - ieeexplore.ieee.org
... There are many previous papers on channel access, power control, and the use of a variable
spreading factor in cellular communications (eg, [7] and [8]); however, cellular systems have many
special features and capabilities that are not available in packet radio networks, so ...
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METHOD AND APPARATUS FOR FACILITATING CELL DETECTION USING ADDITIONAL PHYSICAL CHANNELS IN A WIRELESS COMMUNICATION SYSTEM

AC Hu, J Jootar… - US Patent …, 2011 - freepatentsonline.com
... on the integration. 5. The wireless communication apparatus of claim 3, wherein the
at least two of the physical channel signals are spread by a channelization code having
a spreading factor of 256. 6. The wireless communication ...
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