Yunfei Yan

Person

Shenzhen, CN

People

Patents Grantslast 30 patents

Information Patent Grant
Power equalizer and adjustment method therefor
- Patent number 12,085,760
- Issue date Sep 10, 2024
- Huawei Technologies Co., Ltd.
- Shimao Li
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical cross-connect
- Patent number 11,953,732
- Issue date Apr 9, 2024
- Huawei Technologies Co., Ltd.
- Yunfei Yan
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Spectrum processing apparatus and reconfigurable optical add-drop m...
- Patent number 11,909,513
- Issue date Feb 20, 2024
- Huawei Technologies Co., Ltd.
- Bing Zou
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Reconfigurable optical add/drop multiplexer
- Patent number 11,067,752
- Issue date Jul 20, 2021
- Huawei Technologies Co., Ltd.
- Yunfei Yan
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and apparatus for transmitting optical signal, and wavelengt...
- Patent number 10,666,363
- Issue date May 26, 2020
- Huawei Technologies Co., Ltd.
- Liangjia Zong
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Signal monitoring method and apparatus for wavelength selective swi...
- Patent number 10,666,375
- Issue date May 26, 2020
- Huawei Technologies Co., Ltd.
- Liangjia Zong
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Reconfigurable optical add/drop multiplexer
- Patent number 10,620,376
- Issue date Apr 14, 2020
- Huawei Technologies Co., Ltd.
- Yunfei Yan
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical power equilibrium method and apparatus
- Patent number 10,560,186
- Issue date Feb 11, 2020
- Huawei Technologies Co., Ltd.
- Liangjia Zong
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Wavelength selective switch, reconfigurable optical add/drop multip...
- Patent number 10,133,005
- Issue date Nov 20, 2018
- Huawei Technologies Co., Ltd.
- Yunfei Yan
- G02 - OPTICS
Information Patent Grant
Optical communications apparatus and method
- Patent number 9,641,917
- Issue date May 2, 2017
- Huawei Technologies Co., Ltd.
- Yunfei Yan
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
LIGHT SPLITTING METHOD AND RELATED DEVICE
- Publication number 20240288136
- Publication date Aug 29, 2024
- Huawei Technologies Co., Ltd
- Bing Zou
- B60 - VEHICLES IN GENERAL
Information Patent Application
PICTURE GENERATION APPARATUS, PROJECTION APPARATUS, AND VEHICLE
- Publication number 20240073379
- Publication date Feb 29, 2024
- Huawei Technologies Co., Ltd
- Shimao Li
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Data Processing Method and Device Thereof
- Publication number 20230077753
- Publication date Mar 16, 2023
- Huawei Technologies Co., Ltd
- Biwei Song
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
DISPLAY APPARATUS AND DISPLAY SYSTEM
- Publication number 20230072734
- Publication date Mar 9, 2023
- Huawei Technologies Co., Ltd
- Yunfei YAN
- B60 - VEHICLES IN GENERAL
Information Patent Application
Display Apparatus and Method, and Vehicle
- Publication number 20230073589
- Publication date Mar 9, 2023
- Huawei Technologies Co., Ltd
- Jinlei Wang
- B60 - VEHICLES IN GENERAL
Information Patent Application
Multi-Focal Picture Generation Apparatus, Head-Up Display Apparatus...
- Publication number 20230074131
- Publication date Mar 9, 2023
- Huawei Administration Building, Bantian
- Lei Mao
- G02 - OPTICS
Information Patent Application
HEAD-UP DISPLAY SYSTEM AND IMAGE DISPLAY METHOD BASED ON HEAD-UP DI...
- Publication number 20230075619
- Publication date Mar 9, 2023
- Huawei Technologies Co., Ltd
- Shimao LI
- G02 - OPTICS
Information Patent Application
HEAD-UP DISPLAY APPARATUS, DISPLAY METHOD, AND DISPLAY SYSTEM
- Publication number 20230076388
- Publication date Mar 9, 2023
- Huawei Technologies Co., Ltd
- Yunfei YAN
- G02 - OPTICS
Information Patent Application
Gain Adjuster, Gain Adjustment Method, and Optical Line Terminal
- Publication number 20220344891
- Publication date Oct 27, 2022
- Huawei Technologies Co., Ltd
- Yongze Yu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
OPTICAL AMPLIFICATION APPARATUS AND SIGNAL AMPLIFICATION METHOD OF...
- Publication number 20220320815
- Publication date Oct 6, 2022
- Huawei Technologies Co., Ltd
- Ning DENG
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Spectrum Processing Apparatus and Reconfigurable Optical Add-Drop M...
- Publication number 20220239401
- Publication date Jul 28, 2022
- Huawei Technologies Co., Ltd
- Bing ZOU
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Power Equalizer And Adjustment Method Therefor
- Publication number 20220137300
- Publication date May 5, 2022
- Huawei Technologies Co., Ltd
- Shimao LI
- G02 - OPTICS
Information Patent Application
OPTICAL CROSS-CONNECT
- Publication number 20200371294
- Publication date Nov 26, 2020
- Huawei Technologies Co., Ltd
- Yunfei YAN
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
RECONFIGURABLE OPTICAL ADD/DROP MULTIPLEXER
- Publication number 20200225417
- Publication date Jul 16, 2020
- Huawei Technologies Co., Ltd
- Yunfei YAN
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHOD AND APPARATUS FOR TRANSMITTING OPTICAL SIGNAL, AND WAVELENGT...
- Publication number 20190253151
- Publication date Aug 15, 2019
- Huawei Technologies Co., Ltd
- Liangjia Zong
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
OPTICAL POWER EQUILIBRIUM METHOD AND APPARATUS
- Publication number 20190238223
- Publication date Aug 1, 2019
- Huawei Technologies Co., Ltd
- Liangjia Zong
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SIGNAL MONITORING METHOD AND APPARATUS FOR WAVELENGTH SELECTIVE SWI...
- Publication number 20190199464
- Publication date Jun 27, 2019
- Huawei Technologies Co., Ltd
- Liangjia Zong
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
RECONFIGURABLE OPTICAL ADD/DROP MULTIPLEXER
- Publication number 20180267247
- Publication date Sep 20, 2018
- Huawei Technologies Co., Ltd
- Yunfei YAN
- G02 - OPTICS
Information Patent Application
Wavelength Selective Switch, Reconfigurable Optical Add/Drop Multip...
- Publication number 20180128984
- Publication date May 10, 2018
- Huawei Technologies Co., Ltd
- Yunfei Yan
- G02 - OPTICS
Information Patent Application
OPTICAL COMMUNICATIONS APPARATUS AND METHOD
- Publication number 20170041689
- Publication date Feb 9, 2017
- Huawei Technologies Co., Ltd
- Yunfei YAN
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Person

Patents Grantslast 30 patents

Power equalizer and adjustment method therefor

Optical cross-connect

Spectrum processing apparatus and reconfigurable optical add-drop m...

Reconfigurable optical add/drop multiplexer

Method and apparatus for transmitting optical signal, and wavelengt...

Signal monitoring method and apparatus for wavelength selective swi...

Reconfigurable optical add/drop multiplexer

Optical power equilibrium method and apparatus

Wavelength selective switch, reconfigurable optical add/drop multip...

Optical communications apparatus and method

Patents Applicationslast 30 patents

LIGHT SPLITTING METHOD AND RELATED DEVICE

PICTURE GENERATION APPARATUS, PROJECTION APPARATUS, AND VEHICLE

Data Processing Method and Device Thereof

DISPLAY APPARATUS AND DISPLAY SYSTEM

Display Apparatus and Method, and Vehicle

Multi-Focal Picture Generation Apparatus, Head-Up Display Apparatus...

HEAD-UP DISPLAY SYSTEM AND IMAGE DISPLAY METHOD BASED ON HEAD-UP DI...

HEAD-UP DISPLAY APPARATUS, DISPLAY METHOD, AND DISPLAY SYSTEM

Gain Adjuster, Gain Adjustment Method, and Optical Line Terminal

OPTICAL AMPLIFICATION APPARATUS AND SIGNAL AMPLIFICATION METHOD OF...

Spectrum Processing Apparatus and Reconfigurable Optical Add-Drop M...

Power Equalizer And Adjustment Method Therefor

OPTICAL CROSS-CONNECT

RECONFIGURABLE OPTICAL ADD/DROP MULTIPLEXER

METHOD AND APPARATUS FOR TRANSMITTING OPTICAL SIGNAL, AND WAVELENGT...

OPTICAL POWER EQUILIBRIUM METHOD AND APPARATUS

SIGNAL MONITORING METHOD AND APPARATUS FOR WAVELENGTH SELECTIVE SWI...

RECONFIGURABLE OPTICAL ADD/DROP MULTIPLEXER

Wavelength Selective Switch, Reconfigurable Optical Add/Drop Multip...

OPTICAL COMMUNICATIONS APPARATUS AND METHOD