Code division multiplexing in a single-carrier frequency division multiple access system

R Palanki, A Khandekar, A Sutivong - US Patent 8,885,628, 2014 - Google Patents
In a single-carrier frequency division multiple access (SC FDMA) system that utilizes
interleaved FDMA (IFDMA) or localized FDMA (LFDMA), a transmitter generates modula tion …

Code division multiplexing in a single-carrier frequency division multiple access system

R Palanki, AD Khandekar, A Sutivong - US Patent 9,693,339, 2017 - Google Patents
In a single-carrier frequency division multiple access (SC FDMA) system that utilizes
interleaved FDMA (IFDMA) or localized FDMA (LFDMA), a transmitter generates modu lation …

Frequency division multiple access schemes for wireless communication

DA Gore, R Palanki - US Patent 8,681,764, 2014 - Google Patents
Techniques for transmitting data using single-carrier fre quency division multiple access (SC-
FDMA) multiplexing schemes are described. In one aspect, data is sent on sets of adjacent …

Frequency division multiple access schemes for wireless communication

DA Gore, R Palanki - US Patent 8,582,548, 2013 - Google Patents
Techniques for transmitting data using single-carrier fre quency division multiple access (SC-
FDMA) multiplexing schemes are described. In one aspect, data is sent on sets of adjacent …

Pilot and data transmission in a quasi-orthogonal single-carrier frequency division multiple access system

R Palanki, A Khandekar, A Sutivong - US Patent 8,730,877, 2014 - Google Patents
In a single-carrier frequency division multiple access (SC-FDMA) system that utilizes
interleaved FDMA (IFDMA) or localized FDMA, multiple transmitters may transmit their pilots …

Hierarchical modulation for communication channels in single-carrier frequency division multiple access

DP Malladi - US Patent 8,259,848, 2012 - Google Patents
US8259848B2 - Hierarchical modulation for communication channels in single-carrier frequency
division multiple access - Google Patents US8259848B2 - Hierarchical modulation for …

Apparatus and method for transmitting and receiving a RACH signal in SC-FDMA system

SL Kwon, DJ Park, HC Kwon, YK Ryu… - US Patent …, 2013 - Google Patents
Embodiments of the present invention may provide an apparatus and a method for
transmitting and receiving a random access channel (RACH) in a single carrier-frequency …

Channel and interference estimation in single-carrier and multi-carrier frequency division multiple access systems

R Palanki, A Khandekar - US Patent 8,331,216, 2012 - Google Patents
In a single-carrier frequency division multiple access (SC-FDMA) system, a receiver receives
transmission symbols from a transmitter, determines a set of subbands used by the …

Multiplexing and transmission of traffic data and control information in a wireless communication system

DP Malladi, J Montojo - US Patent 8,467,367, 2013 - Google Patents
WO WO990. 1994 1, 1999 WG1# 42bis, Document# R1-051143 (Original R1-050591), pp. 1-
9, WO 2006O994. 73 9, 2006 XPO02450609, Oct. 10-14, 2005. WO WO2006O994. 73 A2 9 …

Orthogonal frequency division multiplexing based spread spectrum multiple access

R Laroia, J Li, MC Vanderveen - US Patent 6,711,120, 2004 - Google Patents
An orthogonal frequency division multiplexing (OFDM) based spread spectrum multiple
access system using offsetting between cells, and in particular, the use of tone offsetting and …