Jeongwon Cha

Follow

Person

San Diego, CA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Adaptive bias circuit for a radio frequency (RF) amplifier
- Patent number 10,069,469
- Issue date Sep 4, 2018
- QUALCOMM Incorporated
- Woonyun Kim
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Multi-mode multi-band power amplifiers
- Patent number 9,160,377
- Issue date Oct 13, 2015
- QUALCOMM Incorporated
- Chang-Ho Lee
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Adjustable gain for multi-stacked amplifiers
- Patent number 8,928,415
- Issue date Jan 6, 2015
- QUALCOMM Incorporated
- Jeongwon Cha
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Systems, methods, and apparatuses for complementary metal oxide sem...
- Patent number 8,334,708
- Issue date Dec 18, 2012
- Samsung Electro-Mechanics
- Jeongwon Cha
- H03 - BASIC ELECTRONIC CIRCUITRY

Patents Applicationslast 30 patents

Information Patent Application
Adaptive Bias Circuit For A Radio Frequency (RF) Amplifier
- Publication number 20170222608
- Publication date Aug 3, 2017
- QUALCOMM Incorporated
- Woonyun Kim
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
MULTI-MODE MULTI-BAND POWER AMPLIFIERS
- Publication number 20150050901
- Publication date Feb 19, 2015
- QUALCOMM Incorporated
- Chang-Ho Lee
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
ADAPATIVE POWER AMPLIFIER
- Publication number 20140266448
- Publication date Sep 18, 2014
- QUALCOMM Incorporated
- Jeongwon Cha
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
ADJUSTABLE GAIN FOR MULTI-STACKED AMPLIFIERS
- Publication number 20140139288
- Publication date May 22, 2014
- QUALCOMM Incorporated
- Jeongwon Cha
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Systems, Methods, and Apparatuses for Negative-Charge-Pump-Based An...
- Publication number 20130029614
- Publication date Jan 31, 2013
- SAMSUNG ELECTRO-MECHANICS COMPANY
- Changhyuk Cho
- H04 - ELECTRIC COMMUNICATION TECHNIQUE