WO2015184769A1

WO2015184769A1 - Apparatus for usb interface outline marking

Info

Publication number: WO2015184769A1
Application number: PCT/CN2014/094718
Authority: WO
Inventors: 陈亮
Original assignee: 中兴通讯股份有限公司
Priority date: 2014-10-22
Filing date: 2014-12-23
Publication date: 2015-12-10
Also published as: CN204331545U

Abstract

An apparatus for indicating the position of a USB port of a mobile phone. At present, when a common mini USB or micro USB of a digital device such as a mobile phone is used under poor lighting conditions, misalignment, use inconvenience and even interface damage are easily caused during insertion. The technical solution of the present invention utilizes a transparent plastic piece having a light guiding effect plus an LED lamp having a built-in interface in combination with a virtual screen lock button or an on/off button to provide corresponding interface direction indication and outline marking and reverse prevention functions for using the mobile terminal at night. The technical solution solves the problem that a peripheral interface of digital and terminal devices is inconvenient to use at places with poor lighting, reduces the possibility of failing to achieve smooth insertion into the interface at one attempt, protects relevant interface devices and achieves a beautifying effect.

Description

Device for realizing USB interface profile

Technical field

The present invention relates to mobile terminal application technologies, and more particularly to an apparatus for implementing a universal serial bus (USB) interface profile.

Background technique

With the rapid development of mobile Internet technology, mobile terminals such as smart phones and tablets have been rapidly developed and widely used. Mini USB (Mini USB) or micro USB (Micro USB) is commonly used in mobile terminals for charging and data transmission.

At present, for the Mini USB interface or the Micro USB interface of the mobile terminal, the lighting conditions are not good, such as no illumination at night or the display of the mobile terminal is lit (since the USB interface of the mobile terminal is on the side of the mobile terminal, that is, on the side of the display screen, Therefore, even if the display is lit, the light emitted by it cannot illuminate the outline of the USB interface, that is, the USB interface cannot be displayed. When the two USB interfaces are plugged in, the male connector of the USB cable is inserted into the above two types. On the one hand, on the female side of the USB interface, on the one hand, since the above two kinds of USB interfaces are small, the male head is difficult to align with the position of the female head, and the difficulty of the plugging is large, which makes the process of plugging time-consuming and laborious; on the other hand, Since the cross-section shapes of the above two USB interfaces are trapezoidal and are not compatible with the design of the forward and reverse plug-in, that is, the long and short side reverse plug of the trapezoid, there is a possibility of reverse mis-plugging, once it appears In the case of reverse mis-plugging, the above two USB interfaces are easily damaged, resulting in the mobile terminal being unable to charge and/or data transmission.

Summary of the invention

In order to solve the above technical problem, the present invention provides a device for implementing a USB interface profile, which can ensure that the male connector of the USB cable is accurately aligned with the female connector of the USB interface when the lighting condition is not good and the USB interface needs to be plugged in. Position, which can effectively avoid mis-plugging.

In order to achieve the object of the present invention, the following technical solutions are adopted:

A device for implementing a universal serial bus USB interface profile, comprising: a light guide wrapped around a USB interface structure; and a light board provided with a light source device, wherein

The inner cross section of the light guiding member faces the light emitted by the light source device;

The light panel is fixedly connected and electrically connected to the main circuit board of the mobile terminal.

Optionally, the light guide wraps four sides of the upper, lower, left and right sides of the USB interface structure;

Alternatively, the light guide wraps any three of the upper, lower, left and right sides of the USB interface structure, and a portion of the fourth side.

Optionally, the light guiding member is equal to the length of the USB interface structure or longer than the USB interface structure, and the light guiding member has no guiding edge.

Optionally, the light guide is equal to the length of the USB interface structure or longer than the USB interface structure, and the light guide has a guiding edge.

Optionally, the apparatus further includes a dark shield wrapped around the light guide and a portion of the light panel other than the outer cross section of the light guide.

Optionally, the mobile terminal is provided with a button for controlling opening/closing of the light source device.

Compared with the related art, the technical solution of the present invention includes: a light guide wrapped outside the USB interface structure and a light board provided with the light source device, wherein the inner cross section of the light guide is directly opposite to the light emitted by the light source device; The board is fixedly connected and electrically connected to the main circuit board of the mobile terminal. According to the technical solution of the present invention, when the lighting condition is not good and the USB interface of the mobile terminal needs to be plugged in, the light emitted by the light source device can be derived through the light guiding member to display the outline of the USB interface, thereby ensuring the accuracy of the male connector of the USB cable. Aligning the position of the female connector of the USB interface, and effectively avoiding the occurrence of mis-plugging, thereby improving the user experience of the mobile terminal when the lighting conditions are not good and the USB interface of the mobile terminal needs to be plugged.

Other features and advantages of the invention will be set forth in the description which follows, The objectives and other advantages of the invention may be realized and obtained by means of the structure particularly pointed in the appended claims.

BRIEF abstract

The drawings serve to provide a further understanding of the technical solution of the present invention and constitute a part of the specification. The technical solutions of the present invention are used in conjunction with the embodiments of the present application, and do not constitute a limitation of the technical solutions of the present invention.

1 is a three-dimensional schematic view of an embodiment of the present invention;

2(a) is a longitudinal view of a structural diagram of an apparatus for implementing a USB interface profile according to an embodiment of the present invention;

2(b) is a longitudinal view of a structural diagram of an apparatus for implementing a USB interface profile according to an embodiment of the present invention;

FIG. 3 is a schematic diagram of an apparatus for implementing a USB interface profile according to an embodiment of the present invention.

In the drawing, 1 is a light board, 2 is a light source device, 3 is a projection of an outer cross section of the light guide, 4 is a left side of the light guide, 5 is a right side of the light guide, and 6 is a guide The upper side of the light member, 7 is the lower side of the light guide, 8 is the structural member of the USB interface, 9 is the main processing board of the mobile terminal, and 10 is the light derived from the light guide.

It should be noted that the directions of the upper, lower, left and right sides of the light guiding member are based on the outer cross section of the light guiding member with the viewing angle as a reference standard.

Preferred embodiment of the invention

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. It should be noted that, in the case of no conflict, the features in the embodiments and the embodiments in the present application may be arbitrarily combined with each other.

1 is a three-dimensional schematic view of an embodiment of the present invention. As shown in FIG. 1, the apparatus of the embodiment of the present invention includes: a light board 1, a light source device 2 disposed on the light board 1, and a light guide 3 (not shown). Wherein, the light guiding member is composed of four sides of the upper, lower, left and right sides, and the cross section of the four sides of the light guiding member 3 near the inside of the mobile terminal constitutes an inner cross section of the light guiding member 3, and is close to the outside of the mobile terminal. The cross section of the four sides of the light member 3 constitutes the outer cross section of the light guide 3. A projection 3 of the outer cross section of the light guide 3 is shown in FIG. It is easily understood that the projection of the inner cross section of the light guiding member 3 and the size and shape of the projection 3 of the outer cross section of the light guiding member 3 can be set to be the same.

Optionally, the light source device 2 is an LED, optionally a blue LED.

Optionally, the light guiding member is fully wrapped or semi-wrapped with a USB interface, has high light transmittance, and may be a transparent plastic light guiding member.

2(a) and (b) are longitudinal views of a structural view of an apparatus for realizing a USB interface profile according to an embodiment of the present invention, wherein (a) is a design without a guide edge, and (b) is a design with a guide edge. As shown in FIGS. 2 and 3, the apparatus of the embodiment of the present invention includes a light guide 3 wrapped around the outside of the USB interface structure and a light board 1 provided with the light source device 2. among them,

Optionally, the USB interface structure refers to the metal housing structure of the non-circuit portion of the USB interface.

The inner cross section of the light guiding member 3 faces the light emitted from the light source device 2, thus ensuring that the light guiding member efficiently derivates the light emitted from the light source device 2, thereby being apparent when the lighting condition is poor and the USB interface of the mobile terminal needs to be plugged in. The outline of the USB interface is displayed. In an embodiment of the invention, the light guiding member may be a transparent light guiding member, which ensures that the light guided by the light guiding member 3 is consistent with the color of the light emitted by the light source device 2.

The light panel 1 is fixedly connected and electrically connected to the main circuit board of the mobile terminal. The electrical connection between the light panel 1 and the main circuit board enables the mobile terminal to control the light source device 2 on the light panel 1 to be turned on/off by the electrical connection.

In an embodiment of the present invention, the mobile terminal is provided with a button for controlling the opening/closing of the light source device 2, and the button may be a physical button or a virtual button of the mobile terminal. The specific implementation of controlling the opening/closing of the light source device 2 by means of a button belongs to the conventional technical means of those skilled in the art, and will not be described herein.

In one embodiment of the invention, the light guide 3 can wrap the four sides of the upper, lower, left and right sides of the USB interface structure 8. In another embodiment of the invention, the light guide 3 can wrap any of the three sides of the upper, lower, left and right sides of the USB interface structure, and a portion of the fourth side. It is easy to understand that the above-mentioned two kinds of light guiding members 3 wrap the USB interface structural member, and the effect of displaying the cross-sectional contour of the USB interface structural member can be better when the lighting conditions are not good and the USB interface needs to be plugged in. .

According to an embodiment of the invention, the outermost end face of the outer cross section of the light guiding member 3 may be aligned or elongated by 1 to 2 mm compared to the outer cross section of the USB interface structure. That is to say, the end section of the outermost end of the interface side of the light guiding member 3 is at least flush with the outer section of the USB interface structure wrapped by it or longer than the outer section of the USB interface structure by 1-2 mm, so as to protect the relevant interface. To the guiding role

Correspondingly,

When the outermost end surface of the outer cross section of the light guiding member 3 is 1-2 mm longer than the outer cross section of the USB interface structure, the outer surfaces of the upper, lower, left and right sides of the light guiding member 3 are oriented The parallel portion of the corresponding inner surface is 1-2 mm long and has an acute angle with the non-parallel portion of the corresponding inner surface. The outer surfaces of the upper, lower, left and right sides of the light guiding member 3 are outwardly extended by a parallel portion of the corresponding inner surface by 1-2 mm, that is, as shown in Fig. 2(b), the side view of the light guiding member 3 is outside the interface. It is an isosceles triangle, one side of the triangle is perpendicular to the metal piece of the USB interface itself, and the other side extends 2mm of the metal piece, and is guided by the oblique side of the triangle. That is to say, the outer surfaces of the upper, lower, left and right sides of the light guiding member 3 and the non-parallel portions of the corresponding inner surfaces respectively form an acute angle toward the USB interface structure, such as an acute angle of 45 degrees. In this way, when the USB interface is plugged in, the function of guiding the plugging is improved, and the convenience of the plugging is improved.

Optionally,

The apparatus of the embodiment of the present invention further includes a light shield wrapped around the light guide 3 and the portion of the lamp panel 1 other than the outer cross section of the light guide 3. When the light source device 2 is opened by the light shielding member, it is possible to prevent internal leakage of the mobile terminal due to the light source device 2, while ensuring that the outer cross section of the light guide member 3 is received by the light source device 2 through the inner cross section of the light guide member 3. Light passes through the light. In one embodiment of the invention, the light shield can be a unitary structural wall member that is familiar to those skilled in the art. The specific structure of the light shielding member may be a structure for protecting against light used by those skilled in the art, and details are not described herein again.

Optionally,

The intensity, color, and lighting time of the light emitted by the light source device 2 can be set by an external command such as an external command obtained by the mobile terminal through human-computer interaction. The specific implementation of the external command is obtained by the mobile terminal by means of human-computer interaction, and is a conventional technical means of those skilled in the art, and details are not described herein again.

While the embodiments of the present invention have been described above, the described embodiments are merely for the purpose of understanding the invention and are not intended to limit the invention. Any modification and variation in the form and details of the embodiments may be made by those skilled in the art without departing from the spirit and scope of the invention. The scope defined by the appended claims shall prevail.

Industrial applicability

According to the technical solution of the present invention, when the lighting condition is not good and the USB interface of the mobile terminal needs to be plugged in, the light emitted by the light source device can be derived through the light guiding member to display the outline of the USB interface, thereby ensuring the accuracy of the male connector of the USB cable. Aligning the position of the female connector of the USB interface, and effectively avoiding the occurrence of mis-plugging, thereby improving the user experience of the mobile terminal when the lighting conditions are not good and the USB interface of the mobile terminal needs to be plugged. Therefore, the present invention has strong industrial applicability.

Claims

A device for implementing a universal serial bus USB interface profile, comprising: a light guide wrapped around a USB interface structure; and a light board provided with a light source device, wherein

The inner cross section of the light guiding member faces the light emitted by the light source device;

The light panel is fixedly connected and electrically connected to the main circuit board of the mobile terminal.
The apparatus for implementing a universal serial bus USB interface profile according to claim 1 wherein:

The light guiding member wraps four sides of the upper, lower, left and right sides of the USB interface structure;

Alternatively, the light guide wraps any three of the upper, lower, left and right sides of the USB interface structure, and a portion of the fourth side.
The apparatus for implementing a universal serial bus USB interface profile according to claim 1, wherein

The light guiding member is equal in length to the USB interface structure or longer than the USB interface structure, and the light guiding member has no guiding edge.
The apparatus for implementing a universal serial bus USB interface profile according to claim 1, wherein

The light guide is equal in length to the USB interface structure or longer than the USB interface structure, and the light guide has a guiding edge.
The apparatus for implementing a universal serial bus USB interface profile according to claim 1, further comprising a light shield, wherein the light shielding member is wrapped around the light guide and the light panel except the light guide The exterior of the portion of the outer cross section of the piece.
The apparatus for implementing a universal serial bus USB interface profile according to any one of claims 1 to 5, wherein the mobile terminal is provided with a button for controlling opening/closing of the light source device.