Waveguide wave detection unit of magnetic excitation coupling mechanism

A magnetic excitation and detection technology, applied in waveguide devices, electrical components, connecting devices, etc., can solve the problems that waveguide detectors are difficult to overcome, and achieve the effects of reduced thickness and weight, reduced volume and weight, and easy assembly and integration

Active Publication Date: 2018-02-13
NO 54 INST OF CHINA ELECTRONICS SCI & TECH GRP
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  • Abstract
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  • Claims
  • Application Information

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Problems solved by technology

[0005] Aiming at the problems that the existing waveguide detectors are difficult to overcome, the present invention provides a card type waveguide detector unit based on the magnetic excitation coupling mechanism

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  • Waveguide wave detection unit of magnetic excitation coupling mechanism
  • Waveguide wave detection unit of magnetic excitation coupling mechanism
  • Waveguide wave detection unit of magnetic excitation coupling mechanism

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Embodiment Construction

[0016] The present invention will be described in further detail below in conjunction with the specific embodiments and accompanying drawings.

[0017] figure 1 , 2 , 3 is an embodiment of the present invention. The card-type waveguide detection unit based on the magnetic excitation coupling mechanism proposed by the present invention is composed of a detection circuit 1 based on a magnetic excitation coupling mechanism and a low temperature co-fired ceramic (LTCC) packaging structure 2 for packaging the detector circuit; the detection The device circuit 1 is mainly composed of a magnetic field excitation coupling probe 3, an impedance transformer 4, and a detection chip 5; the low temperature co-fired ceramic package structure 2 is mainly composed of an LTCC substrate 10, a connector 11, and a shielding cover 12; the described The LTCC substrate 10 includes a rectangular waveguide cavity 13 and a circuit component cavity 14; the probe 3 in the detection circuit 1 is located...

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Abstract

The invention relates to a waveguide wave detection unit of a magnetic excitation coupling mechanism, which belongs to the technical field of microwaves, and solves the problems that the existing waveguide coupling wave detector is large in size and heavy in weight and difficult to integrate and requires a special process for treating a waveguide cavity. The power monitoring of a waveguide main mode is realized by adopting a magnetic excitation coupling mechanism to substituting the traditional electric field excitation coupling; a plane probe ring is adopted to substitute a coaxial probe, sothat the thickness of the wave detector can be greatly reduced; and a low-temperature co-fired ceramic (LTCC) integrated molding structure is used for substituting a total-metal encapsulation structure of a discrete device. The waveguide wave detection unit is small in structural size, low in weight, easy to integrate, capable of avoiding special surface treatment for the integrated ceramic structure, and suitable for a miniaturized and high-integration microwave millimeter wave detection circuit and system.

Description

technical field [0001] The invention relates to a circuit device for microwave power monitoring in a microwave circuit and system, in particular to a waveguide coupling detection unit technical background [0002] In recent years, with the rapid development of mobile communication, satellite communication and radar technology, more and more new technologies have been applied to the consumer market. The ever-increasing user demand has brought about explosive data bandwidth expansion, which has promoted the existing communication With the improvement of the operating frequency of equipment, for satellite communications, Ka-band broadband applications have gradually entered the mainstream. In the future, 5G mobile communications will also target the millimeter-wave frequency band. [0003] For millimeter wave signal transmission, with the increase of operating frequency and power, it is particularly important to reduce the interconnection loss between various devices. As the m...

Claims

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Application Information

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IPC IPC(8): H01P5/18
CPCH01P5/181
Inventor 韩威贾世旺刘巍巍梁栋兰宝岩尹学全
Owner NO 54 INST OF CHINA ELECTRONICS SCI & TECH GRP
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