TWI463820B - Measurement system for mass-produced wireless devices - Google Patents

Description

Mass production measurement system for wireless communication devices

The present invention relates to a measurement system, and more particularly to a measurement system for a wireless communication device in an open space.

With the continuous improvement of communication technology, wireless communication devices are more and more widely used, and the content transmitted by wireless communication devices is also from simple text files to audio-visual multimedia, so the communication quality requirements of wireless communication devices are also higher and higher. . Therefore, after the completion of the wireless communication device, it is necessary to perform a wireless data transmission test to test whether the stability of the data transmission conforms to the design standard.

Conventionally, when testing a newly completed wireless communication device, the wireless communication device is placed in an isolation box using a single angle measurement (for example, the patent of National Patent No. M326336), the signal isolation box The utility model is provided with a box body, and a matching cover body is arranged on the upper side of the box body, and two hydraulic sides connected to the box body and the cover body are arranged on the two sides of the box body, and the cover is pressed by the oil pressure device. The body can be covered on the opening above the box. The cover body has an inclined joint portion, and the box body has a matching joint portion. The front and rear edges of the joint portion are provided with a groove on the ring, and the groove of the rear edge accommodates a conductive elastic shielding pad body. The upper ring of the joint portion is provided with at least one groove, and the holes are respectively accommodated with a conductive elastic shielding strip, and the conductive elastic shielding strip 23 is covered with a conductive isolating mesh. When the cover body is covered on the box body, the contact between the conductive elastic shielding pad body and the conductive elastic shielding pad can be made, so that the joint portion can be engaged with the other joint portion, so that the cover body and the box body are in close contact with each other. And get better isolation.

Since the isolation box forms a closed state after the cover and the cover are closed, only the transmission and reception strength of the wireless communication device can be confirmed, because the isolation test device has high production cost, poor test efficiency, and inability to understand the data. The transmission status has not been able to meet the actual device application requirements.

Therefore, the main object of the present invention is to solve the conventional deficiency. The present invention provides a wireless communication device capable of being applied to an open space and multi-angle test, and the high-directional antenna is used to improve the signal-to-noise ratio instead of using the isolation box to test wireless communication. The device can reduce the cost of production test equipment and greatly reduce the test time to improve the efficiency of production test.

To achieve the above object, the present invention provides a measurement system for mass production of a wireless communication device for measuring wireless communication devices in an open space, including:

a platform

a frame, configured on the platform;

An adjustment mechanism, which is attached to the frame; and

At least one highly directional antenna is coupled to the adjustment mechanism;

Wherein, the adjusting mechanism respectively adjusts an angle and a distance between the high directivity antenna and the wireless communication device, and uses the high directivity antenna to reduce interference signals in the environment, thereby measuring the value in the open environment. Confirm the data transmission stability of the wireless communication device.

Among them, the platform is an insulating material.

The platform includes a carrying portion and a plurality of supporting portions, and the supporting portion is disposed on the carrying portion.

Wherein, the frame is formed by a plurality of frame rods, and each of the frame rods has a first groove.

The adjusting mechanism includes a plurality of adjusting rods and a plurality of locking elements, wherein the adjusting rods have at least one second groove, and the locking elements pass through the second groove and the first groove to adjust the adjusting The rod is locked to the frame rod.

Wherein, the locking component is a screw set.

The high directivity antennas are assembled on one end of the adjustment rods.

Wherein, both sides of the measuring system further comprise a microwave absorber for absorbing microwaves emitted by the wireless communication device.

The platform further includes a microwave absorber for absorbing the microwave emitted by the wireless communication device.

Wherein, when the wireless communication device is measured, an insulating mat may be placed between the wireless communication device and the carrying portion to pad the wireless communication device or be isolated from the carrying portion.

The technical content and detailed description of the present invention are as follows:

Please refer to the first figure, which is a perspective view of the appearance of the measuring system of the present invention. As shown in the figure, the measurement system for mass production of the wireless communication device of the present invention comprises: a platform 1, a frame 2, an adjustment mechanism 3 and a plurality of high directivity antennas 4.

The platform 1 is an insulating material, and includes a carrying portion 11 and a plurality of supporting portions 12, and the supporting portion 12 is disposed on the carrying portion 11 for supporting the carrying portion 11 for carrying the frame Body 2, adjustment mechanism 3 and the high directivity antenna 4.

The frame 2 is composed of a plurality of frame rods 21 and a U-shaped frame 2 which can stand on the bearing portion 11. Each of the frame rods 21 has a first groove 22, and the first groove 22 is The adjustment mechanism 3 is used to adjust the movement use.

The adjustment mechanism 3 includes a plurality of adjustment rods 31 and a plurality of locking elements 32. The adjusting rods 31 have at least one second groove 311. The locking element 32 passes through the second groove 311 and the first groove 22 to lock the adjusting rods 31 in the horizontal direction and On the frame 21 in the vertical direction. In the present illustration, the locking element 32 is a set of screws.

The plurality of high-directional antennas 4 are connected to one end of the adjusting rods 21, and are respectively mounted on the wireless communication device at different angles corresponding to the wireless communication device to be measured (not shown). The high directional antenna 4 can improve the S/N ratio, and is placed at different angles of the wireless communication device, and test the data transmission status of the wireless communication device. The wireless communication device to be measured is in a transmitting state, and the high directivity antenna 4 is added to reduce environmental interference, and is mainly used for reducing various interference signals in the environment, thereby confirming wireless communication in the value of the open environment measurement. Device data transmission stability.

Please refer to the second figure, which is a schematic diagram of the adjustment action of the adjustment mechanism of the present invention. As shown in the figure, the high directivity antenna 4 of the present invention is fixed to one end of the adjusting rods 31. When the adjusting mechanism 3 is adjusted, the locking member 32 is first loosened, and the adjusting rod 31 is used. The second groove 311 and the first groove 22 on the frame rod 21 move the adjustment rods 31 up, down or left and right, or rotate the adjustment rods with the locking element 32 as a center point. 31. The distance and angle of the high-directional antenna 4 corresponding to the wireless communication device (not shown) to be measured can be adjusted.

Please refer to the third figure, which is a schematic diagram of measuring the wireless communication device by the measuring system of the present invention. As shown in the figure, when the wireless communication device 10 performs measurement, the wireless communication device 10 is placed on the carrying portion 11 of the platform 1, and the carrying portion 11 and the wireless communication device 10 may or may not be placed. An insulating mat 5 raises or isolates the wireless communication device 10 from the carrier 11.

After the wireless communication device 10 is placed, the locking component 32 is loosened, and the second groove 311 on the adjusting rod 31 and the first groove 22 on the frame rod 21 are used to move up, down or left. The adjustment rods 31 are moved to the right, or the adjustment rods 31 are rotated with the locking element 32 as a center point, and the distance and angle of the high-directional antennas 4 corresponding to the wireless communication device 10 to be measured can be adjusted. .

During the measurement, the high-directional antennas 4 of the measurement system are electrically connected to a detecting device 20, and the detecting device 20 has a radio frequency switch (RF switch) electrically connected to the high-directivity antennas 4. 201. The wireless RF switch 201 is electrically connected to at least one attenuator 202. The attenuator 202 is coupled to the computer 204 via a wireless base station (AP) 203. The wireless directional antenna 4 is switched at the wireless switch (RF switch) 201 to measure the wireless communication device 10, and the attenuator 202 is used to adjust the signal strength, and the computer 204 receives the wireless base station ( After the signal transmitted from the AP 203, the wireless communication device 10 is operated to determine whether the data transmission stability meets the standard.

Since the high directional antennas 4 are respectively placed at different angles of the wireless communication device 10, and the wireless communication device 10 is in a transmitting state, the characteristics of the high directional antenna 4 can be utilized to reduce various interference signals in the environment. The data transmission stability of the wireless communication device 10 is confirmed by the value measured in the open environment.

Please refer to the fourth figure, which is a schematic diagram of another embodiment of the measurement system of the present invention for measuring wireless communication devices. As shown in the figure: when measuring the wireless communication device 10, the measuring system of the present invention can add a microwave absorber 6 on both sides of the measuring system, and the microwave absorber 6 can be absorbed by the wireless communication device 10. The emitted microwaves prevent the reflection of the microwaves from affecting the measurement results of the wireless communication device 10. In the present figure, the microwave absorber 6 is a foam.

Please refer to the fifth figure, which is a schematic diagram of still another embodiment of the measurement system of the present invention for measuring wireless communication devices. As shown in the figure, in addition to the microwave absorber 7 provided on both sides of the measuring system, the microwave absorber 7 can also be placed under the platform 1 to absorb the microwave emitted by the wireless communication device 10, thereby avoiding The reflection of the microwave affects the measurement result of the wireless communication device 10. In the present drawing, the microwave absorber 7 is a foam.

The above are only the preferred embodiments of the present invention and are not intended to limit the scope of the present invention. That is, the equivalent changes and modifications made by the scope of the patent application of the present invention are covered by the scope of the invention.

1. . . platform

11. . . Carrying part

12. . . Support

2. . . frame

twenty one. . . Frame rod

twenty two. . . First groove

3. . . Adjustment mechanism

31. . . Adjustment rod

311. . . Second groove

32. . . Locking element

4. . . High directional antenna

5. . . Insulating mat

10. . . Wireless communication device

20. . . Testing device

201. . . Wireless RF switch

202. . . Attenuator

203. . . Wireless base station

204. . . computer

6. . . Microwave absorber

7. . . Microwave absorber

The first figure is a perspective view of the appearance of the measuring system of the present invention.

The second figure is a schematic diagram of the adjustment operation of the adjustment mechanism of the present invention.

The third figure is a schematic diagram of measuring the wireless communication device by the measuring system of the present invention.

The fourth figure is a schematic diagram of another embodiment of the measurement system of the present invention for measuring wireless communication devices.

The fifth figure is a schematic diagram of still another embodiment of the measurement system of the present invention for measuring wireless communication devices.

1. . . platform

11. . . Carrying part

12. . . Support

2. . . frame

twenty one. . . Frame rod

twenty two. . . First groove

3. . . Adjustment mechanism

31. . . Adjustment rod

311. . . Second groove

32. . . Locking element

4. . . High directional antenna

5. . . Insulating mat

10. . . Wireless communication device

20. . . Testing device

201. . . Wireless RF switch

202. . . Attenuator

203. . . Wireless base station

204. . . computer

Claims (10)

A mass production measurement system for a wireless communication device for measuring wireless communication devices in an open space, including:
a platform
a frame, configured on the platform;
An adjustment mechanism is coupled to the frame; and at least one highly directional antenna is coupled to the adjustment mechanism;
The adjustment mechanism adjusts the angle and the distance between the high directivity antenna and the wireless communication device, and the high directivity antenna reduces the interference signal in the environment, thereby confirming the value in the open environment measurement. The stability of data transmission of the wireless communication device. The measuring system of claim 1, wherein the platform is an insulating material. The measuring system of claim 2, wherein the platform comprises a carrying portion and a plurality of supporting portions, and the supporting portion is disposed on the carrying portion. The measuring system of claim 3, wherein the frame is formed in a U-shape by a plurality of frame rods, each of the frame rods having a first groove. The measuring system of claim 4, wherein the adjusting mechanism comprises a plurality of adjusting rods and a plurality of locking elements, the adjusting rods having at least one second groove, the locking elements passing through the The second groove and the first groove are fixed to the frame rod by the adjusting rods. The measuring system of claim 5, wherein the locking component is a set of screws. The measuring system of claim 6, wherein the high directivity antennas are assembled on one end of the adjusting rods. The measuring system of claim 7, wherein both sides of the measuring system further comprise a microwave absorber for absorbing microwaves emitted by the wireless communication device. The measuring system of claim 8, wherein the platform further comprises a microwave absorber for absorbing microwaves emitted by the wireless communication device. The measurement system of claim 9, wherein when the wireless communication device is measured, an insulating mat may be placed between the wireless communication device and the carrying portion to raise the wireless communication device or Isolated from the carrier.