Wiinaa Co., Ltd.

Anhui Anuki Technologies Co., Ltd.

Lei Xu

Dongliang Chen

Dongcheng Xie

Jun He

Chengjie Zuo

A MEMS gas sensor (A) and array (B) thereof, a gas detection and preparation method. The gas sensor (A) comprises a first substrate (A) with a cavity (A) provided in a first surface, and a gas detection assembly (A) arranged at an opening of the cavity The gas detection assembly comprises: a supporting suspension bridge (A) erected on the opening of the cavity, and a gas detection part (A) arranged on the supporting suspension bridge. The gas detection part comprises a strip-shaped heating electrode part (A), an insulating layer (A), a strip-shaped detection electrode part (A) and a gas-sensitive material part (A), which are sequentially stacked. The strip-shaped detection electrode part comprises a first detection electrode part (A-) and a second detection electrode part (A-), with a first opening (A) provided between the A-and A-the gas-sensitive material part is arranged at the position of the first opening.

MEMS gas sensor and array thereof, and gas detection and preparation method

A MEMS gas sensor (A), array thereof, and preparation method therefor. The MEMS gas sensor comprises a first substrate (A) provided with a first cavity (A), and N gas detection assemblies (A) provided at an opening of A, each Acomprises: a supporting arm (A) and a gas detection part (A) provided on the A; the Acomprises a strip-shaped heating electrode part (A), an insulating layer (A), a strip-shaped detection electrode part (A), and a gas-sensitive material part (A) that are stacked sequentially; the Acomprises a first detection electrode part (A-) and a second detection electrode part (A-) with a first opening (A) therebetween; the Ais provided at the A; a first end of the Ais connected to the A-, a second end of the Ais connected to the A-; strip-shaped heating electrode parts in each Aare connected sequentially to form a heater (A).

MEMS gas sensor, array thereof and preparation method therefor

Provided are tuning circuit and communication device. The tuning circuit includes tuning switch, ground patch point, and at least two sets of patch units. Each set of patch units at least includes a first patch point and a second patch point; the tuning switch comprises a standard port and at least one conversion port, and each set of patch units is connected to the corresponding conversion port; a first end of a first patch point and a first end of a second patch point in the same set of patch units are connected to the same conversion port; second ends of first patch points in different patch units are respectively connected to different contact points of an antenna; the second ends of all the second patch points are connected to the ground; and both ends of the ground patch point are respectively connected to the standard port and the ground.

Growing community of inventors

Anhui, China

Lei Xu