Subsampling RF receiver architecture

MAI Mostafa, S Embabi, MC Fernando… - US Patent …, 2006 - Google Patents
Abstract A subsampling receiver (50, 50′, 50 ″) for converting an RF signal to baseband is
disclosed. The subsampling receiver (50, 50′, 50 ″) may be implemented into a wireless …

Computationally efficient demodulation for differential phase shift keying

S Kazi, RC Becker - US Patent 7,477,707, 2009 - Google Patents
Abstract A DPSK demodulator demodulates DPSK signals in a computationally efficient
manner to reduce the power requirements of the DPSK demodulator. A DPSK signal is …

Switched capacitor network for tuning and downconversion

HA Troemel Jr - US Patent 7,477,706, 2009 - Google Patents
An input signal (IN) is filtered (605) to remove aliases and a switched capacitor network
(610) undersamples this signal to provide a downconverted, near-baseband signal. An …

Single carrier burst structure for decision feedback equalization and tracking

I Lakkis - US Patent 8,831,063, 2014 - Google Patents
8.418, 040 B2 4, 2013 2001/0033614 A1 10, 2001 2003/OOO7554 A1 1, 2003
2004/O184550 A1 9, 2004 2005, OO13381 A1* 1/2005 2005/0249.319 A1* 11/2005 2006 …

Down sampling method and down sampling device

G Wu, J Yang, P Nian, J Zhou, S Huang… - US Patent …, 2013 - Google Patents
In the field of communications technologies, a down sampling method and a down sampling
device are provided, to enable the energy of a down sampling point obtained in down …

Equalisation processing

S Huckett, P Jones, C Luschi - US Patent 8,654,913, 2014 - Google Patents
A method and apparatus for processing a signal in a wireless communication system. The
method comprises: receiving a signal at a receiver over a wireless channel; sampling the …

Reduced MIPS pulse shaping filter

RJ McCarty Jr - US Patent 6,917,657, 2005 - Google Patents
In a communication system in which an incoming signal is pulse shaped prior to detecting
the information bearing point of the signal, processing overhead can be significantly …

Parallel sampling device, parallel sampling method, receiving device, and receiving method

N Suehiro - US Patent 8,213,559, 2012 - Google Patents
A parallel sampling device includes a memory that stores the values of the sampling function
(Sin πt/πt), a low pass filter, a sampler that samples a signal, which has passed through low …

Reduced MIPS pulse shaping filter

RJ McCarty Jr - US Patent App. 11/826,023, 2009 - Google Patents
In a communication system in which an incoming signal is pulse shaped prior to detecting
the information bearing point of the signal, processing overhead can be significantly …