Chan ki Cho

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Icheon-si, KR

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Patents Grantslast 30 patents

Information Patent Grant
DAS for multi-frequency band and multi-carrier based on O-RAN standard
- Patent number 11,967,991
- Issue date Apr 23, 2024
- ADRF KOREA, Inc.
- Chong Youn Chun
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
DAS for multi-frequency band and multi-carrier based on O-RAN standard
- Patent number 11,716,145
- Issue date Aug 1, 2023
- ADRF KOREA, Inc.
- Chong Youn Chun
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Millimeter-wave repeater for intermediate frequency band transmission
- Patent number 11,705,960
- Issue date Jul 18, 2023
- ADRF KOREA, Inc.
- Chan Ki Cho
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Millimeterwave repeater and distributed antenna system for power tr...
- Patent number 11,463,153
- Issue date Oct 4, 2022
- ADRF KOREA, Inc.
- Chan Ki Cho
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
BTS apparatus for licensed-assisted access
- Patent number 10,284,297
- Issue date May 7, 2019
- Young hoon Ko
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
O-RAN REMOTE UNIT SYSTEM FOR MULTI-CARRIER AND MULTI-FREQUENCY BAND...
- Publication number 20250015817
- Publication date Jan 9, 2025
- ADRF KOREA, Inc.
- Chan Ki CHO
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
DAS FOR MULTI-FREQUENCY BAND AND MULTI-CARRIER BASED ON O-RAN STANDARD
- Publication number 20230275663
- Publication date Aug 31, 2023
- ADRF KOREA, Inc.
- Chong Youn CHUN
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
DAS FOR MULTI-FREQUENCY BAND AND MULTI-CARRIER BASED ON O-RAN STANDARD
- Publication number 20230067773
- Publication date Mar 2, 2023
- ADRF KOREA, Inc.
- Chong Youn CHUN
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
MILLIMETER-WAVE REPEATER FOR INTERMEDIATE FREQUENCY BAND TRANSMISSION
- Publication number 20220399935
- Publication date Dec 15, 2022
- ADRF KOREA, Inc.
- Chan Ki CHO
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
MILLIMETERWAVE REPEATER AND DISTRIBUTED ANTENNA SYSTEM FOR POWER TR...
- Publication number 20220224399
- Publication date Jul 14, 2022
- ADRF KOREA, Inc.
- Chan Ki CHO
- H04 - ELECTRIC COMMUNICATION TECHNIQUE