Dong Han

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Patents Grantslast 30 patents

Information Patent Grant
Modulator, demodulator and modulator-demodulator
- Patent number 8,629,716
- Issue date Jan 14, 2014
- Agency for Science, Technology and Research
- Dong Han
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
SINGLE-END-TO-DIFFERENTIAL MICROPHONE CIRCUIT AND ELECTRONIC EQUIPMENT
- Publication number 20250039600
- Publication date Jan 30, 2025
- AAC ACOUSTIC TECHNOLOGIES (SHENZHEN) CO., LTD
- Dong Han
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
SINGLE-END-TO-DIFFERENTIAL MICROPHONE CIRCUIT
- Publication number 20250038713
- Publication date Jan 30, 2025
- AAC ACOUSTIC TECHNOLOGIES (SHENZHEN) CO., LTD
- Dong Han
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
MICROPHONE CIRCUIT, MICROPHONE MODULE, AND METHOD FOR RAISING SOUND...
- Publication number 20250039601
- Publication date Jan 30, 2025
- AAC ACOUSTIC TECHNOLOGIES (SHENZHEN) CO., LTD
- Dong Han
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
A MICROPHONE AMPLIFING CIRCUIT DESIGN METHOD AND MICROPHONE AMPLIFI...
- Publication number 20250024199
- Publication date Jan 16, 2025
- AAC ACOUSTIC TECHNOLOGIES (SHENZHEN) CO., LTD
- Dong Han
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
MODULATOR, DEMODULATOR AND MODULATOR-DEMODULATOR
- Publication number 20120032736
- Publication date Feb 9, 2012
- Dong Han
- H04 - ELECTRIC COMMUNICATION TECHNIQUE