CN105530056A - Testing device for harmonic power loss - Google Patents
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Abstract
Description
技术领域 technical field
本发明为有关一种自动测试装置，尤其是指一种谐波功率损耗量的测试装置。 The invention relates to an automatic test device, in particular to a test device for harmonic power loss.
背景技术 Background technique
随着无线通信的蓬勃发展，运用于手持式通讯系统的切换器(switch)的需求，随着手持装置的发展及多功能需求，多端口切换器的需求也与日俱增。 With the vigorous development of wireless communication, the demand for switches used in handheld communication systems, and with the development and multi-function requirements of handheld devices, the demand for multi-port switches is also increasing day by day.
手持式通讯系统的切换器(switch)从早期的一对二，到现在的一对多(如一对六、一对十或更多)，对切换器来说，最重要的参数就是功率损耗、隔离量及谐波功率大小。 The switch of the handheld communication system has changed from the early one-to-two to the current one-to-many (such as one-to-six, one-to-ten or more). For the switch, the most important parameters are power loss, The amount of isolation and harmonic power.
现有的切换器于使用时，确实存在下列问题与缺失尚待改进： When the existing switcher is in use, there are indeed the following problems and deficiencies that need to be improved:
现有的切换器供货商及运用切换器制作成测试机台的供货商，仅仅是提供简单的多埠测试的硬设备，至于上述的功率损耗、隔离量及谐波功率大小等等参数测量，并无太多的适合方案，故导致测试上十分不便。 Existing switcher suppliers and suppliers who use switchers to make test machines only provide simple hardware equipment for multi-port testing. As for the above-mentioned parameters such as power loss, isolation, and harmonic power, etc. There are not many suitable solutions for measurement, so it is very inconvenient to test.
因此，要如何解决上述现有切换器无法有效测试功率损耗、隔离量及谐波功率大小等等参数的问题与缺失，即为本发明人与从事此行业的相关厂商所亟欲研究改善的方向所在。 Therefore, how to solve the problem and lack of parameters such as the above-mentioned existing switches that cannot effectively test power loss, isolation, and harmonic power is the direction that the inventor and related manufacturers engaged in this industry are eager to study and improve. where.
故，本发明人有鉴于上述缺失，乃搜集相关资料，经由多方评估及考虑，并以从事于此行业累积的多年经验，经由不断试作及修改，终于有本发明的产生。 Therefore, in view of the above shortcomings, the inventor collected relevant information, evaluated and considered in many ways, and based on years of experience accumulated in this industry, through continuous trials and modifications, finally came up with the present invention.
发明内容 Contents of the invention
本发明之主要目的在于：可针对现有切换器所存在的测试不便的问题点加以突破，达到程序化快速开关及讯号分离测试的谐波功率损耗量的测试装置。 The main purpose of the present invention is to break through the problem of inconvenient testing existing in existing switchers, and to achieve a testing device for programmed fast switching and harmonic power loss testing for signal separation.
为达成上述目的，本发明采用的技术方案如下： In order to achieve the above object, the technical scheme adopted in the present invention is as follows:
一种谐波功率损耗量的测试装置，包含：一接收第一讯号并进行讯号路径控制的第一讯号路径切换装置；一接收第二讯号并进行讯号路径控制的第二讯号路径切换装置；一对该第一讯号路径切换装置及该第二讯号路径切换装置进行路径开关的开关控制单元；及一与该第一讯号路径切换装置及该第二讯号路径切换装置信息连接并对应待测物的输出测试模块。 A test device for harmonic power loss, comprising: a first signal path switching device for receiving a first signal and controlling the signal path; a second signal path switching device for receiving a second signal and controlling the signal path; a a switch control unit for performing path switching on the first signal path switching device and the second signal path switching device; and an information connection with the first signal path switching device and the second signal path switching device and corresponding to the object under test Output test module.
该谐波功率损耗量的测试装置还包含一耦合装置，该耦合装置设于该第一讯号路径切换装置及该第二讯号路径切换装置的共同前端，并将讯号分开成第一讯号及第二讯号。 The testing device for the amount of harmonic power loss also includes a coupling device, which is arranged at the common front end of the first signal path switching device and the second signal path switching device, and separates the signal into the first signal and the second signal path. signal.
所述第一讯号为主讯号。 The first signal is the main signal.
所述第二讯号为谐波讯号。 The second signal is a harmonic signal.
所述第一讯号路径切换装置及该输出测试模块之间设有一定向耦合器。 A directional coupler is arranged between the first signal path switching device and the output test module.
所述第二讯号路径切换装置及该定向耦合器之间设有一高通滤波装置。 A high-pass filter device is provided between the second signal path switching device and the directional coupler.
采用上述结构后，本发明谐波功率损耗量的测试装置通过开关控制单元对第一讯号路径切换装置及第二讯号路径切换装置进行讯号路径控制，并搭配输出测试模块对多个待测物进行测量。当讯号输入时，通过耦合装置将输入讯号分离成一第一讯号及一第二讯号，第一讯号及第二讯号分别进入第一讯号路径切换装置及第二讯号路径切换装置，将多个待测物链接于输出测试模块上，此时只要通过开关控制单元的控制，即可快速的对第一讯号路径切换装置及第二讯号路径切换装置进行讯号路径的控制，来选择要进行测试的待测物，藉此达成程序化快速开关及讯号分离测试的功效。 After adopting the above-mentioned structure, the test device for harmonic power loss of the present invention controls the signal path of the first signal path switching device and the second signal path switching device through the switch control unit, and cooperates with the output test module to test multiple objects under test. Measurement. When the signal is input, the input signal is separated into a first signal and a second signal through the coupling device, and the first signal and the second signal respectively enter the first signal path switching device and the second signal path switching device, and multiple to-be-tested The object is linked to the output test module. At this time, only through the control of the switch control unit, the signal paths of the first signal path switching device and the second signal path switching device can be quickly controlled to select the test to be tested. Objects, so as to achieve the function of programmed fast switching and signal separation test.
附图说明 Description of drawings
图1为本发明较佳实施例的结构方块图； Fig. 1 is a structural block diagram of a preferred embodiment of the present invention;
图2为本发明较佳实施例的动作示意图(一)； Fig. 2 is the action schematic diagram (1) of the preferred embodiment of the present invention;
图3为本发明较佳实施例的动作示意图(二)。 Fig. 3 is a schematic diagram (2) of the action of the preferred embodiment of the present invention.
主要符号说明： Description of main symbols:
第一讯号路径切换装置1第二讯号路径切换装置2 First signal path switching device 1 Second signal path switching device 2
开关控制单元3输出测试模块4 Switch control unit 3 output test module 4
耦合装置5定向耦合器6 Coupling device 5 Directional coupler 6
高通滤波装置7待测物8。 A high-pass filter device 7 is an object to be tested 8 .
具体实施方式 detailed description
为了进一步解释本发明的技术方案，下面通过具体实施例来对本发明进行详细阐述。 In order to further explain the technical solution of the present invention, the present invention will be described in detail below through specific examples.
请参阅图1所示，本发明较佳实施例之结构方块图，由图中可清楚看出本发明系包括： Please refer to shown in Fig. 1, the structural block diagram of the preferred embodiment of the present invention, can clearly find out that the present invention comprises by the figure:
一接收第一讯号并进行讯号路径控制的第一讯号路径切换装置1； A first signal path switching device 1 for receiving the first signal and controlling the signal path;
一接收第二讯号并进行讯号路径控制的第二讯号路径切换装置2； A second signal path switching device 2 for receiving the second signal and controlling the signal path;
一对该第一讯号路径切换装置1及该第二讯号路径切换装置2进行路径开关的开关控制单元3；及 a switch control unit 3 for performing path switching on the first signal path switching device 1 and the second signal path switching device 2; and
一与该第一讯号路径切换装置1及该第二讯号路径切换装置2信息连接并对应待测物8的输出测试模块4。 An output test module 4 that is informationally connected to the first signal path switching device 1 and the second signal path switching device 2 and corresponds to the object under test 8 .
上述第一讯号路径切换装置1及第二讯号路径切换装置2的共同前端还设有一将讯号分开成第一讯号及第二讯号的耦合装置5，其中第一讯号为主讯号，而第二讯号为谐波讯号。 The common front end of the above-mentioned first signal path switching device 1 and the second signal path switching device 2 is also provided with a coupling device 5 that separates the signal into a first signal and a second signal, wherein the first signal is the main signal, and the second signal is a harmonic signal.
上述第一讯号路径切换装置1及该输出测试模块4之间还设有一定向耦合器6，且该第二讯号路径切换装置2及该定向耦合器6之间还设有一高通滤波装置7。 A directional coupler 6 is also provided between the first signal path switching device 1 and the output test module 4 , and a high-pass filter device 7 is also provided between the second signal path switching device 2 and the directional coupler 6 .
请同时配合参阅图1至图3所示，本发明较佳实施例的结构方块图及动作示意图，由图中可清楚看出，本实施例的输出测试模块4为四端口的形态，故同时间可连接四个待测物8；当讯号输入时，会先通过耦合装置5，将输入的讯号分开，分成第一讯号及第二讯号（主讯号及谐波讯号），分别让第一讯号及第二讯号输入第一讯号路径切换装置1及第二讯号路径切换装置2，此时即可通过开关控制单元3来进行讯号路径控制；请参考图2，图为对第一个待测物8进行测试的示意图，并请参考图3，图为对第二个待测物8进行测试的示意图，这两张图要表示的是通过开关控制单元3，达到程序化快速开关的目的；而通过两组路径切换装置（第一讯号路径切换装置1及第二讯号路径切换装置2），可个别进行测量（功率损耗及谐波功率），根据不同量测需求，对高通滤波装置7进行更换，来改变谐波量测的频率，并搭配定向耦合器6动作，让量测上更具有变化，达到讯号分离测试的目的。 Please refer to Fig. 1 to Fig. 3 at the same time, the structural block diagram and action schematic diagram of the preferred embodiment of the present invention, it can be clearly seen from the figure that the output test module 4 of the present embodiment is in the form of four ports, so the same Four DUTs 8 can be connected at one time; when the signal is input, it will first pass through the coupling device 5 to separate the input signal and divide it into the first signal and the second signal (main signal and harmonic signal). And the second signal is input to the first signal path switching device 1 and the second signal path switching device 2, and the signal path can be controlled by the switch control unit 3 at this time; please refer to Figure 2, the figure is for the first DUT 8, and please refer to FIG. 3, which is a schematic diagram of testing the second object under test 8. These two figures show that the purpose of programmed fast switching is achieved through the switch control unit 3; and Through two sets of path switching devices (the first signal path switching device 1 and the second signal path switching device 2), individual measurements (power loss and harmonic power) can be performed, and the high-pass filter device 7 can be replaced according to different measurement requirements , to change the frequency of harmonic measurement, and cooperate with the directional coupler 6 to make the measurement more varied and achieve the purpose of signal separation test.
因此，本发明的谐波功率损耗量的测试装置为可改善现有技术的关键在于： Therefore, the test device of the harmonic power loss amount of the present invention is that the key to improving the prior art is:
通过第一讯号路径切换装置1、第二讯号路径切换装置2及开关控制单元3进行讯号路径控制及切换，达到程序化快速开关的目的。 The signal path control and switching are performed through the first signal path switching device 1 , the second signal path switching device 2 and the switch control unit 3 to achieve the purpose of programmed fast switching.
通过耦合装置5将输入讯号分离成第一讯号及第二讯号，在各别输入至第一讯号路径切换装置1及第二讯号路径切换装置2，达成讯号分离的功效，进一步实现讯号分离测试的目的。 The input signal is separated into a first signal and a second signal by the coupling device 5, and is respectively input to the first signal path switching device 1 and the second signal path switching device 2 to achieve the effect of signal separation and further realize the signal separation test. Purpose.
透过高通滤波装置7的替换，来改变谐波量测的频率，来对应更多的测量需求，达成多规格使用的优势。 By replacing the high-pass filter device 7, the frequency of harmonic measurement is changed to meet more measurement requirements and achieve the advantages of multi-standard use.
上述实施例和图式并非限定本发明的产品形态和式样，任何所属技术领域的普通技术人员对其所做的适当变化或修饰，皆应视为不脱离本发明的专利范畴。 The above-mentioned embodiments and drawings do not limit the form and style of the product of the present invention, and any appropriate changes or modifications made by those skilled in the art should be considered as not departing from the patent scope of the present invention.
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Cited By (1)
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| CN107707264A (en) * | 2017-08-31 | 2018-02-16 | 希姆通信息技术（上海）有限公司 | Power detection feedback circuit and method |
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