CN209930273U - Measurement precision detection system of wireless signal comprehensive tester - Google Patents
Measurement precision detection system of wireless signal comprehensive tester Download PDFInfo
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- CN209930273U CN209930273U CN201921096734.9U CN201921096734U CN209930273U CN 209930273 U CN209930273 U CN 209930273U CN 201921096734 U CN201921096734 U CN 201921096734U CN 209930273 U CN209930273 U CN 209930273U
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Abstract
The utility model discloses a measurement accuracy detecting system of wireless signal integrated tester, including wireless signal integrated tester, power meter and frequency meter, wireless signal integrated tester has transmission port and receiving port, power meter and frequency meter have the signal reception port respectively, the transmission port is configured to can selectively transmit first series of tone signal to the signal reception port of power meter, transmit the tone signal of second series to the receiving port of wireless signal integrated tester, perhaps transmit the tone signal of third series to the signal reception port of frequency meter, wherein the receiving port is configured to the receiving power value that can record its received tone signal of second series corresponds respectively. According to the utility model discloses a radio signal integrated tester's measurement accuracy detecting system can guarantee reliable measurement accuracy to easily operate by oneself, low cost.
Description
Technical Field
The utility model relates to a radio signal integrated tester's measurement accuracy check out test set especially relates to a radio signal integrated tester's measurement accuracy detecting system.
Background
With the development of the WIFI product, the wireless signal comprehensive tester is widely applied as a calibration tool of the WIFI product. The wireless signal comprehensive tester is used as a production calibration tool of a WIFI product, and regular measurement precision detection needs to be carried out on the wireless signal comprehensive tester so as to ensure the accuracy of the frequency and the power of the wireless signal comprehensive tester. However, the measurement precision detection device of the wireless signal comprehensive tester which can be operated by a WIFI manufacturer and has the advantages of measurement precision and low cost is lacked in the prior art.
In summary, a new measurement accuracy detection system for a wireless signal comprehensive tester is needed.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to overcome the measurement accuracy check out test set of current radio signal integrated tester, the measurement accuracy is not enough, and the cost is higher, and needs the defect of third party metering mechanism's intervention, provides a new measurement accuracy detecting system of radio signal integrated tester.
The utility model discloses a solve above-mentioned technical problem through adopting following technical scheme:
the utility model provides a measurement accuracy detecting system of radio signal integrated tester, its characterized in that, measurement accuracy detecting system includes radio signal integrated tester, power meter and frequency meter, radio signal integrated tester has transmission port and receiving port, the power meter with the frequency meter has the signal reception port respectively, the transmission port is configured as can selectively to the signal reception port transmission first series tone signal of power meter, to the receiving port transmission second series tone signal of radio signal integrated tester, or to the signal reception port transmission third series tone signal of frequency meter, wherein the tone signal of every series includes the tone signal of a plurality of preset frequencies and a plurality of preset power levels;
the signal receiving port of the power meter is configured to record receiving power values corresponding to a first series of received tone signals, the receiving port of the wireless signal comprehensive tester is configured to record receiving power values corresponding to a second series of received tone signals, and the signal receiving port of the frequency meter is configured to record receiving frequency values corresponding to a third series of received tone signals.
Preferably, the wireless signal comprehensive tester is an eight-port wireless signal comprehensive tester (also referred to as M8W tester for short).
Preferably, the power meter is a single channel power meter model N1911A.
Preferably, the wireless signal comprehensive tester is further in communication connection with the power meter and the frequency meter respectively.
Preferably, the wireless signal combination tester is further configured to be able to send the preset frequencies and the preset power levels of the transmitted first and third series of tone signals to the power meter and the frequency meter, respectively, via the communication connection.
Preferably, the power meter and the frequency meter are further configured to be capable of respectively transmitting the measured values of the received power of the first series of tone signals and the measured values of the received frequency of the third series of tone signals to the wireless signal combination tester via the communication connection.
On the basis of the common knowledge in the field, the above preferred conditions can be combined at will to obtain the preferred embodiments of the present invention.
The utility model discloses an actively advance the effect and lie in:
according to the utility model discloses a radio signal integrated tester's measurement accuracy detecting system can guarantee reliable measurement accuracy to easily operate by oneself, low cost.
Drawings
Fig. 1 is a schematic view of a measurement accuracy detection system of a wireless signal integrated tester according to a preferred embodiment of the present invention.
Detailed Description
The following detailed description of the preferred embodiments of the present invention is provided in conjunction with the accompanying drawings, and the following description is exemplary and not intended to limit the present invention, and any other similar cases will fall within the scope of the present invention.
In the following detailed description, directional terms, such as "left", "right", "upper", "lower", "front", "rear", and the like, are used with reference to the orientation as illustrated in the drawings. The components of the various embodiments of the present invention can be positioned in a number of different orientations and the directional terminology is used for purposes of illustration and is in no way limiting.
Referring to fig. 1, a measurement accuracy detecting system of a wireless signal comprehensive tester according to a preferred embodiment of the present invention includes a wireless signal comprehensive tester, a power meter, and a frequency meter. The wireless signal comprehensive tester is provided with a transmitting port and a receiving port, the power meter and the frequency meter are respectively provided with a signal receiving port, and the transmitting port is configured to be capable of selectively transmitting a first series of single-tone signals to the signal receiving port of the power meter, a second series of single-tone signals to the receiving port of the wireless signal comprehensive tester or a third series of single-tone signals to the signal receiving port of the frequency meter, wherein each series of single-tone signals comprises a plurality of single-tone signals with preset frequencies and preset power levels.
The signal receiving port of the power meter is configured to be capable of recording receiving power values respectively corresponding to a first series of received single-tone signals, the receiving port of the wireless signal comprehensive tester is configured to be capable of recording receiving power values respectively corresponding to a second series of received single-tone signals, and the signal receiving port of the frequency meter is configured to be capable of recording receiving frequency values respectively corresponding to a third series of received single-tone signals.
It should be understood that the signal receiving ports of the power meter and the frequency meter are not specifically shown in fig. 1.
According to some preferred embodiments of the utility model, the radio signal integrated tester still respectively with power meter and frequency meter communication connection. It should be understood that the communication connections are not specifically shown in fig. 1, but rather only schematically depict the transmission and reception of the first, second, and third series of tone signals.
According to some preferred embodiments of the present invention, the wireless signal comprehensive tester is configured to be able to transmit the preset frequency and the preset power level of the first series of tone signals and the third series of tone signals to the power meter and the frequency meter, respectively, via the communication connection.
According to some alternative preferred embodiments of the present invention, the power meter and the frequency meter are configured to be able to transmit the measured reception power value of the first series of tone signals and the reception frequency value of the third series of tone signals to the wireless signal comprehensive tester via the communication connection, respectively.
According to some preferred embodiments of the utility model, the radio signal comprehensive tester is eight mouthful of radio signal comprehensive testers.
According to some preferred embodiments of the present invention, the power meter is a single channel power meter model N1911A, and the manufacturer of the power meter is agilent.
The test data of an application example of the measurement accuracy detection implemented by the measurement accuracy detection system according to the preferred embodiment of the present invention can be as follows.
TABLE 1
As shown in table 1, the first row and the first column respectively represent the preset frequency and the preset power level of the first series of tone signals, and the table describes the receiving power values received and recorded by the signal receiving port of the power meter corresponding to the first series of tone signals. For example, if the value of the received power is within an error range of [ -0.5, +0.5] dB of the target power (i.e., the corresponding predetermined power level), the power transmitted by M8W may be considered accurate.
TABLE 2
As shown in table 2, the first row and the first column respectively represent the preset frequency and the preset power level of the second series of tone signals, and the table records the receiving power values received and recorded by the receiving port of the integrated wireless signal tester corresponding to the second series of tone signals. For example, if the receiving power value is within an error range of [ -0.5, +0.5] dB of the target power (i.e., the corresponding predetermined power level), the receiving power accuracy of M8W can be considered to be normal.
TABLE 3
As shown in table 3, the first row represents the preset frequencies of the tone signals of the third series, the second row represents the receiving frequency values received and recorded by the signal receiving port of the frequency meter corresponding to the tone signals of the third series, and the third row represents the frequency offset calculated from the difference between the above frequencies. For example, if the received frequency value is within an error range of [ -0.5,0.5] ppm of the preset frequency of the corresponding tone signal, the frequency accuracy of M8W can be considered to be normal.
Although particular embodiments of the present invention have been described above, it will be appreciated by those skilled in the art that these are examples only and that the scope of the present invention is defined by the appended claims. Various changes and modifications to these embodiments can be made by those skilled in the art without departing from the spirit and the principles of the present invention, and these changes and modifications all fall within the scope of the present invention.
Claims (6)
1. A measurement accuracy detection system of a wireless signal integration tester, the measurement accuracy detection system comprises a wireless signal integration tester, a power meter and a frequency meter, the wireless signal integration tester is provided with a transmitting port and a receiving port, the power meter and the frequency meter are respectively provided with a signal receiving port, the transmitting port is configured to be capable of selectively transmitting a first series of tone signals to the signal receiving port of the power meter, a second series of tone signals to the receiving port of the wireless signal integration tester, or a third series of tone signals to the signal receiving port of the frequency meter, wherein each series of tone signals comprises tone signals of a plurality of preset frequencies and a plurality of preset power levels;
the signal receiving port of the power meter is configured to record receiving power values corresponding to a first series of received tone signals, the receiving port of the wireless signal comprehensive tester is configured to record receiving power values corresponding to a second series of received tone signals, and the signal receiving port of the frequency meter is configured to record receiving frequency values corresponding to a third series of received tone signals.
2. The measurement accuracy detection system of claim 1, wherein the wireless signal combination tester is an eight-port wireless signal combination tester.
3. The metrology accuracy detection system of claim 1 wherein said power meter is a single channel power meter model N1911A.
4. The measurement accuracy detection system of claim 1, wherein the wireless signal combination tester is further communicatively coupled to the power meter and the frequency meter, respectively.
5. The metrology accuracy detection system of claim 4, wherein the wireless signal combination tester is further configured to transmit the preset frequencies and the preset power levels of the transmitted first and third series of tone signals to the power meter and the frequency meter, respectively, via the communication connection.
6. The measurement accuracy detection system of claim 4, wherein the power meter and the frequency meter are further configured to be capable of transmitting the measured values of the received power of the first series of tone signals and the values of the received frequency of the third series of tone signals to the wireless signal combination tester via the communication connection, respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921096734.9U CN209930273U (en) | 2019-07-11 | 2019-07-11 | Measurement precision detection system of wireless signal comprehensive tester |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921096734.9U CN209930273U (en) | 2019-07-11 | 2019-07-11 | Measurement precision detection system of wireless signal comprehensive tester |
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| Publication Number | Publication Date |
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| CN209930273U true CN209930273U (en) | 2020-01-10 |
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| CN201921096734.9U Active CN209930273U (en) | 2019-07-11 | 2019-07-11 | Measurement precision detection system of wireless signal comprehensive tester |
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- 2019-07-11 CN CN201921096734.9U patent/CN209930273U/en active Active
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