Fast carrier allocation in multi-carrier systems

A Gholmieh, D Zhang, SD Sambhwani… - US Patent …, 2014 - Google Patents
Providing for fast allocation of additional carriers in multi-carrier wireless communication
systems is described herein. By way of example, high layer protocols can be employed to …

Mimo wlan system

JR Walton, MS Wallace, JW Ketchum… - US Patent …, 2013 - Google Patents
(57) ABSTRACT A multiple-access MIMO WLAN system that employs MIMO, OFDM, and
TDD. The system (1) uses a channel structure With a number of con? gurable transport …

Method and apparatus for providing an efficient control channel structure in a wireless communication system

JR Walton, JW Ketchum - US Patent 9,473,269, 2016 - Google Patents
US9473269B2 - Method and apparatus for providing an efficient control channel structure in a
wireless communication system - Google Patents US9473269B2 - Method and apparatus for …

Power control for a wireless communication system utilizing orthogonal multiplexing

A Sutivong, DJ Julian, A Agrawal - US Patent 8,452,316, 2013 - Google Patents
(57) ABSTRACT Related US Application Data Techniques for adjusting transmit power to
mitigate both (60) Provisional application No. 60/580,819, filed on Jun. intra-sector …

MIMO system with multiple spatial multiplexing modes

JR Walton, JW Ketchum, MS Wallace… - US Patent …, 2013 - Google Patents
A MIMO system supports multiple spatial multiplexing modes for improved performance and
greater flexibility. These modes may include (1) a single-user steered mode that transmits …

MIMO system with multiple spatial multiplexing modes

JR Walton, JW Ketchum, MS Wallace… - US Patent …, 2015 - Google Patents
(57) ABSTRACT A MIMO system supports multiple spatial multiplexing modes for improved
performance and greater flexibility. These modes may include (1) a single-user steered …

System and method for transmitting uplink control information in an OFDMA communication system

HS Seo, SJ Maeng, MK Byun, JH Jeon… - US Patent …, 2010 - Google Patents
(57) ABSTRACT A method for transmitting uplink control information in a communication
system using an orthogonal frequency divi sion multiple access (OFDMA) scheme is …

Channel calibration for a time division duplexed communication system

MS Wallace, JW Ketchum, JR Walton… - US Patent …, 2013 - Google Patents
Techniques are described to calibrate the downlink and uplink channels to account for
differences in the frequency responses of the transmit and receive chains at an access point …

Methods and apparatus for channel quality indicator determination

O Wintzell - US Patent 8,018,902, 2011 - Google Patents
(57) ABSTRACT A channel quality indicator value is determined on a per transport block
basis. A signal-to-interference ratio estimate of a control channel and a channel quality …

Method of semidynamic centralized interference coordination for cellular systems

R Munzner, B Cesar - US Patent App. 11/619,857, 2007 - Google Patents
(57) ABSTRACT A radio access network, wherein the RAN comprises a plurality of base
stations and a base station controller, wherein the BSC allocates radio resources (space …