A wireless transmission device for communication electronic equipment
The utility model discloses a wireless transmission device for communication electronic equipment, be provided with control circuit board in the box, antenna module and power module, the video antenna, the audio frequency antenna, 3G antenna and 4G antenna are all through antenna module connection c...
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Main Authors | , , , , , , , |
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Format | Patent |
Language | Chinese English |
Published |
28.09.2018
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Subjects | |
Online Access | Get full text |
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Summary: | The utility model discloses a wireless transmission device for communication electronic equipment, be provided with control circuit board in the box, antenna module and power module, the video antenna, the audio frequency antenna, 3G antenna and 4G antenna are all through antenna module connection control circuit board, the antenna module includes the antenna chip, an operational amplifier, the second operation amplifier, first electric capacity, a second capacitor, first resistance and second resistance, an operational amplifier's non inverting input end is connected to the first end foot ofantenna chip, an operational amplifier's inverting input end is connected to the second end foot of antenna chip. The utility model discloses beneficial effect: the utility model discloses be providedwith video antenna, audio frequency antenna, 3G antenna and 4G antenna, the multiunit antenna can improve the transmission effect, and control circuit board is provided with control module, signal amplifier, rectifier, transf |
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Bibliography: | Application Number: CN20182479686U |