CN217770092U - ATE test board card containing RFID TAG circuit - Google Patents

Abstract

The utility model discloses an ATE test board containing RFID TAG circuit, which comprises a passive TAG RFID TAG circuit, wherein the passive TAG RFID TAG circuit comprises a communication chip and an antenna circuit; the antenna circuit is connected to an upper computer through a reader-writer; and a protective cover is arranged on the outer side of the passive TAG RFID TAG circuit. The application provides a pair of ATE test board card that contains RFID TAG circuit, with the integration of passive label RFID TAG circuit inside ATE test board card, ensure that it can not take place wearing and tearing, have longer life, improve ATE test board card's managerial efficiency.

Description

ATE test board card containing RFID TAG circuit

Technical Field

The utility model relates to a discernment of ATE test board especially relates to an ATE test board who contains RFID TAG circuit.

Background

In order to effectively manage the ATE test boards, a passive TAG RFID (Radio Frequency Identification) TAG supporting a UHF RFID protocol is usually attached to the ATE test board by using glue or an adhesive, and some key information corresponding to the ATE test board is stored in the passive TAG RFID TAG.

Because ATE test board usually is the plate-shaped form, in order to make things convenient for discern the ATE test board, paste passive label RFID TAG on the side of integrated circuit board usually, passive label RFID TAG after pasting is higher than ATE test board surface, when it adopts glue or this kind of mode adhesion of bonding agent on ATE test board, very easily because collide with, rub, long-time air exposure, thereby it comes off or damages the loss effect to lead to the label, seriously influence the life of passive label RFID TAG, hinder the managerial efficiency of different kinds of test boards in the ATE equipment.

SUMMERY OF THE UTILITY MODEL

The present invention aims at solving at least one of the problems in the related art to some extent. Therefore, an object of the utility model is to provide an ATE test integrated board that contains RFID TAG circuit, with the integration of passive label RFID TAG circuit inside ATE test integrated board, ensure that it can not take place wearing and tearing, have longer life, improve ATE test integrated board's managerial efficiency.

In order to achieve the purpose, the following technical scheme is adopted in the application: an ATE test board card comprising an RFID TAG circuit comprises a passive TAG RFID TAG circuit, wherein the passive TAG RFID TAG circuit comprises a communication chip and an antenna circuit; the antenna circuit is connected to an upper computer through a reader-writer; and a protective cover is arranged on the outer side of the passive TAG RFID TAG circuit.

Further, the RFID TAG comprises a functional area, a test area and a TAG area, wherein the functional area comprises a functional circuit, the test area comprises a test circuit, and the passive TAG RFID TAG circuit is integrated in the TAG area.

Furthermore, the passive TAG RFID TAG circuit, the functional circuit and the test circuit are positioned in the same plane of the ATE test board card.

Further, the upper surface of the passive TAG RFID TAG circuit is lower than the upper surface of the ATE test board card.

Further, the protective cover outside the passive TAG RFID TAG circuit is flush with the upper surface of the ATE test board card.

Further, the antenna circuit is an LC resonant circuit.

Furthermore, the communication chip is a chip conforming to a UHF RFID communication protocol.

Compared with the prior art, the technical scheme provided by the embodiment of the application has the following advantages: the passive TAG RFID TAG is designed into a circuit form and is integrated in the ATE test board card, so that the passive TAG RFID TAG becomes a part of an ATE test board, and is not adhered to the exterior of the ATE test board card in the prior art; the integrated inside passive label RFID TAG circuit outside at ATE test integrated circuit board still is provided with the protection casing, produces wearing and tearing when preventing that it from lieing in other integrated circuit boards or other part contacts, has further strengthened the safeguard measure to passive label RFID TAG circuit, ensures that it can not take place wearing and tearing, has longer life, improves ATE test integrated circuit board's managerial efficiency.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the invention and together with the description, serve to explain the principles of the invention.

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive labor.

In the drawings:

FIG. 1 is a schematic diagram of the structure of an ATE test board containing an RFID TAG circuit according to the present application;

FIG. 2 is a schematic diagram of the connection of a passive TAG RFID TAG circuit to an upper computer in the present application;

reference numbers: 1. an ATE test board card; 11. a functional region; 12. a test zone; 13. a marker region; 14. a communication chip; 15. an antenna circuit; 16. a reader/writer; 17. and an upper computer.

Detailed Description

In order to clearly understand the technical features, objects, and effects of the present invention, the embodiments of the present invention will be described in detail with reference to the accompanying drawings. In the following description, it should be understood that the directions or positional relationships indicated by "front", "back", "upper", "lower", "left", "right", "longitudinal", "horizontal", "vertical", "horizontal", "top", "bottom", "inner", "outer", "head", "tail", and the like are configured and operated in specific directions based on the directions or positional relationships shown in the drawings, and are only for convenience of description of the present technical solution, and do not indicate that the mechanism or element referred to must have a specific direction, and thus, should not be construed as limiting the present invention.

It is also noted that, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," "disposed," and the like are intended to be inclusive and mean, for example, that they may be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. When an element is referred to as being "on" or "under" another element, it can be "directly" or "indirectly" on the other element or intervening elements may also be present. The terms "first", "second", "third", etc. are only for convenience in describing the present technical solution, and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated, whereby the features defined as "first", "second", "third", etc. may explicitly or implicitly include one or more of such features. The specific meaning of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.

In the following description, for purposes of explanation and not limitation, specific details are set forth, such as particular system structures, techniques, etc. in order to provide a thorough understanding of the embodiments of the invention. It will be apparent, however, to one skilled in the art that the present invention may be practiced in other embodiments that depart from these specific details. In other instances, detailed descriptions of well-known systems, mechanisms, circuits, and methods are omitted so as not to obscure the description of the present invention with unnecessary detail.

The passive TAG RFID TAG is not provided with a built-in battery, the passive TAG RFID TAG is in a passive state when the reading range of the reader-writer is out, and the passive TAG RFID TAG extracts a power supply required by the work of the passive TAG RFID TAG from the radio frequency energy emitted by the reader-writer when the reading range of the reader-writer is in.

Referring to fig. 1-2, an ATE test board 1 including an RFID TAG circuit provided in the present application includes a passive TAG RFID TAG circuit, where the passive TAG RFID TAG circuit includes a communication chip 14 and an antenna circuit 15; the antenna circuit 15 is connected to an upper computer 17 through a reader-writer 16; a protective cover (not shown) is arranged outside the passive TAG RFID TAG circuit.

The passive TAG RFID TAG is designed into a circuit form and is integrated in an ATE test board, so that the passive TAG RFID TAG becomes a part of an ATE test board, and is not adhered to the outside of the ATE test board in an adhering form as shown in the prior art; the integrated inside passive label RFID TAG circuit outside at ATE test integrated circuit board still is provided with the protection casing, prevents that it from producing wearing and tearing when lieing in other integrated circuit boards or other part contacts, has further strengthened the safeguard measure to passive label RFID TAG circuit, ensures that it can not take place wearing and tearing, has longer life, improves ATE test integrated circuit board's managerial efficiency.

The communication chip mainly controls the operation frequency, the data transmission rate, the signal modulation, the encryption and decryption, the data reading and writing mechanism and the like of the passive TAG RFID TAG circuit. After the communication chip obtains energy required by work, the data in the storage area is encrypted and transmitted to the reader-writer through the antenna circuit in a signal modulation mode, or the signal sent by the reader-writer is demodulated and decrypted into updated data to be written into the communication chip.

The communication chip in the application is a chip conforming to a UHF RFID communication protocol. The method comprises the following steps that relevant information of an ATE test board card where a memory inside a communication chip is located, such as the model, the size, the position in ATE equipment, the function, the connection mode and the like; when the reader-writer is close to the ATE test board for reading, the related information of the ATE test board can be quickly acquired.

The antenna circuit is used for sensing radio frequency energy emitted by the reader-writer to complete data updating, and in addition, the antenna circuit returns data information in the communication chip to the reader-writer in a radio frequency signal mode.

The antenna circuit 15 in the present application may be specifically formed using an LC resonance circuit according to the carrier frequency of the system. When the resonance frequency of the LC resonance circuit is less than 100MHz, communication between the reader/writer and the communication chip is performed in an electromagnetic induction manner. When the resonance frequency of the LC resonance circuit is greater than 100MHz, communication between the reader/writer and the communication chip is performed in an electromagnetic propagation manner. One or more antennas may be provided in the antenna circuit in this application.

The main task of the reader/writer 16 in this application is to control the rf module to transmit a read signal to the passive TAG RFID TAG circuit, receive the response of the passive TAG RFID TAG circuit, decode the object identification information of the passive TAG RFID TAG circuit, and transmit the object identification information together with other related information in the passive TAG RFID TAG circuit to the upper computer for processing.

The basic structure of the reader-writer is divided into two parts, namely a hardware part and a software part. The software part is responsible for responding to the instruction received by the reader-writer and sending out a corresponding action instruction to the passive TAG RFID TAG circuit; and communicating with application system software in an upper computer, executing an anti-collision algorithm and the like.

The hardware part comprises a control unit and a high-frequency interface, and the main tasks of the control unit comprise:

1) Executing an action instruction sent by application system software in the upper computer;

2) Controlling a communication process with a passive TAG RFID TAG circuit;

3) Encoding and decoding of signals;

4) Encrypting and decrypting data transmitted between the reader and the passive TAG RFID TAG circuit;

5) And performing identity verification between the reader and the passive TAG RFID TAG circuit.

The main tasks of the high frequency interface include:

1) Generating high frequency transmit energy to activate and energize a passive TAG RFID TAG circuit;

2) Modulating the emission signal for transmitting data to the passive TAG RFID TAG circuit;

3) Receiving and demodulating a radio frequency signal from the passive TAG RFID TAG circuit.

ATE test board card includes functional area 11, test area 12 and mark district 13 in this application, and functional area 11 includes functional circuit, and test area 12 includes test circuit, and passive label RFID TAG circuit is integrated in mark district 13. The functional circuit is used for realizing the function of ATE test board card, and test circuit is used for testing ATE test board card's performance, and prior art can be referred to in functional circuit and test circuit's concrete setting, and the innovation point of this application lies in designing passive label RFID TAG that originally pastes outside ATE test board card into passive label RFID TAG circuit form to with it and functional circuit and test circuit integrated inside ATE test board card the same.

As a specific embodiment, passive label RFID TAG circuit and functional circuit and test circuit are located the coplanar of ATE test integrated circuit board in this application, and the upper surface of passive label RFID TAG circuit is less than the upper surface of ATE test integrated circuit board, and further, the protection casing in passive label RFID TAG circuit outside flushes with the upper surface of ATE test integrated circuit board. Note that: the material requirement of the protective cover cannot influence the normal communication between the passive TAG RFID TAG circuit and the reader-writer.

The specific method for integrating the passive TAG RFID TAG circuit in the application can be as follows: the method comprises the steps of dividing the positions of a function area, a test area and a marking area in an ATE test board, synchronously etching the marking area in the process of processing the function area and the test area, synchronously depositing metal and etching and depositing through holes in the marking area when forming a function circuit and a test circuit, placing a communication chip at a set position, and forming an antenna circuit at the position where the communication chip is connected. For example, when the antenna circuit is an LC resonance circuit, a region where the communication chip is connected may be formed by using a method of forming an LC resonance circuit in the related art.

Specifically, when the communication chip mounting position is etched, a deep groove larger than the height of the communication chip can be etched, the communication chip is placed and mounted to form an antenna circuit, the protective cover is deposited on the surface of the deep groove, and redundant parts are removed through a planarization technology after the protective cover is deposited, so that the upper surface of the protective cover is flush with the upper surface of the ATE test board card. The design that the protection casing combines the deep trouth thoroughly with passive label RFID TAG circuit integration inside ATE test board, has further strengthened the safeguard measure to passive label RFID TAG circuit, ensures that it can not take place wearing and tearing, has longer life, improves ATE test board's managerial efficiency.

It is to be understood that the foregoing examples merely represent preferred embodiments of the present invention, and that the description thereof is more specific and detailed, but not intended to limit the scope of the invention; it should be noted that, for those skilled in the art, the above technical features can be freely combined, and several modifications and improvements can be made without departing from the concept of the present invention, which all belong to the protection scope of the present invention; therefore, all changes and modifications that come within the meaning and range of equivalency of the claims are to be embraced within their scope.

Claims (7)

1. An ATE test board card containing an RFID TAG circuit is characterized by comprising a passive TAG RFID TAG circuit, wherein the passive TAG RFID TAG circuit comprises a communication chip and an antenna circuit; the antenna circuit is connected to an upper computer through a reader-writer; and a protective cover is arranged on the outer side of the passive TAG RFID TAG circuit.

2. An ATE test board containing an RFID TAG circuit as claimed in claim 1, comprising a functional area, a test area and a flag area, wherein the functional area comprises a functional circuit, the test area comprises a test circuit, and the passive TAG RFID TAG circuit is integrated in the flag area.

3. The ATE test board of claim 2, wherein the passive TAG RFID TAG circuit is located in the same plane as the functional and test circuits.

4. An ATE test board containing an RFID TAG circuit as claimed in claim 3, wherein the passive TAG RFID TAG circuit has a lower upper surface than the ATE test board.

5. The ATE test board containing an RFID TAG circuit of claim 4, wherein a shield outside the passive TAG RFID TAG circuit is flush with an upper surface of the ATE test board.

6. An ATE test board containing an RFID TAG circuit as claimed in claim 1, wherein the antenna circuit is an LC resonant circuit.

7. The ATE test board containing an RFID TAG circuit of claim 1, wherein the communication chip is a chip conforming to the UHF RFID communication protocol.

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