Millimeter wave isolation amplifier

Abstract

The present invention discloses a millimeter-wave isolation amplifier (10), comprising a first isolation circuit (20), a second isolation circuit (30), and a millimeter-wave transmission circuit (40). The first isolation circuit (20) comprises an adder module (21), an integrator module (22), a first switching circuit (23), and a comparator module (24), sequentially connected between the analog signal input interface provided by said first isolation circuit (20) and the input end of said millimeter-wave transmitter module (41); said second isolation circuit (30) comprises a second switching circuit (31), a low-pass filter module (32), and an operational amplifier module (33), sequentially connected between the output end of said millimeter-wave receiver module (42) and the analog signal output interface of said second isolation circuit (30). Figure to be published with the abstract: Figure 1

Description

said first isolated circuit (20), said second isolated circuit (30) and said millimeter wave transmission circuit (40) are integrated on the same chip; the output end of said first isolated circuit (20) is connected to the input end of said millimeter wave transmission circuit (40), the output end of said millimeter wave transmission circuit (40) is connected to the input end of said second isolated circuit (30); wherein, said millimeter wave transmission circuit (40) comprises a millimeter wave transmitter module (41) and a millimeter wave receiver module (42); the output end of said first isolated circuit (20) is connected to the input end of said millimeter wave transmitter module (41) and the output end of said millimeter wave receiver module (42) is connected to the input end of said second isolated circuit (30); insulation strips are provided between said millimeter wave transmitter module (41) and said millimeter wave receiver module (42); said first isolated circuit (20) comprises: an adder module (21), an integrator module (22), a first switching circuit (23), and a comparator module (24); the first input end of said adder module (21) is connected to the analog signal input interface provided to said first isolated circuit (20), the second input end is connected to the output end of said first switching circuit (23), and the output end is connected to the input end of said integrator module (22); the output end of said integrator module (22) is connected to the non-inverting input end of said comparator module (24), the inverting input end of said comparator module (24) is grounded, the output end of said comparator module (24) is connected to the input end of said millimeter wave transmitter module (41); the input end of said first switching circuit (23) is connected between the output end of said comparator module (24) and the input end of said millimeter wave transmitter module (41); said second isolated circuit (30) comprises: a second switching circuit (31), a low-pass filter module (32) and an operational amplifier module (33); the input end of said second switching circuit (31) is connected to the output end of said millimeter wave receiver module (42), the output end of said second switching circuit (31) is connected to the input end of said low-pass filter module (32), the output end of said low-pass filter module (32) is connected to said operational amplifier module (33), the output end of said operational amplifier (33) is connected to the analog signal output interface of said second isolated circuit (30).[Claim 2] A millimeter wave isolation amplifier (10) according to claim 1, characterized in that, said first switching circuit (23) further comprises a first conductor terminal, a second conductor terminal; wherein said first conductor terminal is connected to a first positive reference voltage; said second conductor terminal is connected to a first negative reference voltage. [Claim 3] A millimeter wave isolation amplifier (10) according to claim 1, characterized in that, said second switching circuit (31) further comprises a third conductor terminal, a fourth conductor terminal; wherein said third conductor terminal is connected to a second positive reference voltage; said fourth conductor terminal is connected to a second negative reference voltage.[Claim 4] A millimeter wave isolation amplifier (10) according to claim 1, characterized in that, said millimeter wave transmitter module (41) comprises: a millimeter wave transmitter circuit (411) and a transmitter antenna (412); said millimeter wave receiver module (42) comprises: a millimeter wave receiver circuit (421) and a receiver antenna (422); said comparator module (24) is connected to the input end of said millimeter wave transmitter circuit (411), the end.

Claims

output end of said millimeter wave transmitter circuit (411) is connected to said transmitting antenna (412); said receiving antenna (422) is connected to the input end of said millimeter wave receiver circuit (421), the output end of said millimeter wave receiver circuit (421) is connected to the input end of said second switching circuit (31).

5. A millimeter wave isolation amplifier (10) according to claim 1, characterized in that said millimeter wave transmission circuit (40) is a millimeter wave transmission chip. Sorted: çicfj iuinlogiqlRï [Fig. 1] Band Amplifier Mixer Base Filtered Converter Digital" Analog H Ampli 'lient eur Loop with phase coil

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