Yongchang YU

Person

Shanghai, CN

People

Patents Grantslast 30 patents

Information Patent Grant
Multi-band phased array and electronic device
- Patent number 12,316,028
- Issue date May 27, 2025
- Huawei Technologies Co., Ltd.
- Keji Cui
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Operational amplifier and start-up circuit of operational amplifier
- Patent number 12,212,283
- Issue date Jan 28, 2025
- Huawei Technologies Co., Ltd.
- Yongchang Yu
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Switch, antenna tuner, and radio frequency apparatus
- Patent number 9,899,988
- Issue date Feb 20, 2018
- Huawei Technologies Co., Ltd.
- Yongchang Yu
- H03 - BASIC ELECTRONIC CIRCUITRY

Patents Applicationslast 30 patents

Information Patent Application
ELECTRONIC DEVICE AND COMMUNICATION SYSTEM
- Publication number 20250070816
- Publication date Feb 27, 2025
- Huawei Technologies Co., Ltd
- Keji CUI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Multi-Band Low Noise Amplifier, Phased Array, and Electronic Device
- Publication number 20240396504
- Publication date Nov 28, 2024
- Huawei Technologies Co., Ltd
- Keji Cui
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Phased Array and Electronic Device
- Publication number 20230344125
- Publication date Oct 26, 2023
- Huawei Technologies Co., Ltd
- Keji Cui
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
MULTI-BAND PHASED ARRAY AND ELECTRONIC DEVICE
- Publication number 20230238701
- Publication date Jul 27, 2023
- Huawei Technologies Co., Ltd
- Keji CUI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
OPERATIONAL AMPLIFIER, CHIP, AND ELECTRONIC DEVICE
- Publication number 20220294403
- Publication date Sep 15, 2022
- Huawei Technologies Co., Ltd
- Yongchang YU
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
OPERATIONAL AMPLIFIER AND START-UP CIRCUIT OF OPERATIONAL AMPLIFIER
- Publication number 20220263470
- Publication date Aug 18, 2022
- Huawei Technologies Co., Ltd
- Yongchang YU
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
SWITCH, ANTENNA TUNER, AND RADIO FREQUENCY APPARATUS
- Publication number 20150326207
- Publication date Nov 12, 2015
- Huawei Technologies Co., Ltd
- Yongchang YU
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Yongchang YU

Person

Patents Grantslast 30 patents

Multi-band phased array and electronic device

Operational amplifier and start-up circuit of operational amplifier

Switch, antenna tuner, and radio frequency apparatus

Patents Applicationslast 30 patents

ELECTRONIC DEVICE AND COMMUNICATION SYSTEM

Multi-Band Low Noise Amplifier, Phased Array, and Electronic Device

Phased Array and Electronic Device

MULTI-BAND PHASED ARRAY AND ELECTRONIC DEVICE

OPERATIONAL AMPLIFIER, CHIP, AND ELECTRONIC DEVICE

OPERATIONAL AMPLIFIER AND START-UP CIRCUIT OF OPERATIONAL AMPLIFIER

SWITCH, ANTENNA TUNER, AND RADIO FREQUENCY APPARATUS