RF receiver with built-in self-test function
F Starzer, P Bogner, O Frank, G Haider… - US Patent …, 2018 - Google Patents
A radio frequency (RF) receive circuit is described herein. In accordance with one
embodiment, the RF receive circuit includes a mixer configured to receive an RF input signal …
embodiment, the RF receive circuit includes a mixer configured to receive an RF input signal …
RF receiver with built-in self-test function
F Starzer, P Bogner, O Frank, G Haider… - US Patent …, 2019 - Google Patents
(57) ABSTRACT A radar sensor includes a mixer configured to receive an radio frequency
(RF) input signal to down-convert the RF input signal into a base-band or intermediate …
(RF) input signal to down-convert the RF input signal into a base-band or intermediate …
Enhanced broadband operation of an active mixer
X Yu, TD Gathman, LK Leung - US Patent 10,193,497, 2019 - Google Patents
Methods, systems, and devices for wireless communication are described for enhanced
broadband operation of an active mixer. In an example, an apparatus may include an active …
broadband operation of an active mixer. In an example, an apparatus may include an active …
Transimpedance amplifiers
JE Nuttgens - US Patent 11,177,773, 2021 - Google Patents
The application describes a transimpedance amplifier circuit having a first circuit branch
extending between first and second supply nodes. An input NMOS transistor is located in the …
extending between first and second supply nodes. An input NMOS transistor is located in the …
Mixer bias circuit
KU Chan, RF Yeh, CH Wu - US Patent 10,700,641, 2020 - Google Patents
The present invention discloses a mixer bias circuit including a first reference voltage
generation circuit, an amplifier, a first transistor array, a first switch array, a second reference …
generation circuit, an amplifier, a first transistor array, a first switch array, a second reference …
Differential mixer and method
W Ningyi, S Tomisawa, N Matsuno - US Patent 10,454,422, 2019 - Google Patents
A differential mixer and a method which can reduce a leak component of a local oscillation
differential signal are provided. A differential mixer includes a mixer core unit to which a high …
differential signal are provided. A differential mixer includes a mixer core unit to which a high …
Leakage calibration for a frequency converter
MR Nentwig, JK Kaukovuori - US Patent 9,344,130, 2016 - Google Patents
BACKGROUND In receivers of communication terminal equipment, such as radio receivers
for cellular handsets, a frequency conversion is performed to convert a radio frequency (RF) …
for cellular handsets, a frequency conversion is performed to convert a radio frequency (RF) …