WO2016029782A1

WO2016029782A1 - Protective sleeve

Info

Publication number: WO2016029782A1
Application number: PCT/CN2015/086217
Authority: WO
Inventors: 罗启才
Original assignee: 罗启才
Priority date: 2014-08-29
Filing date: 2015-08-06
Publication date: 2016-03-03
Also published as: CN204231426U

Abstract

A protective sleeve is used for a mobile terminal (2). The protective sleeve comprises a housing (1) and a light-emitting component (10) provided on the housing (1), and the protective sleeve further comprises a microphone (3) provided on the housing (1) for receiving an audio signal and converting the audio signal into a pulse electric signal, and a sound control lamp circuit (4) provided on the housing (1) and connected to the microphone (3) and the light-emitting component (10) respectively for receiving the pulse electric signal and generating a trigger electric signal corresponding to the pulse electric signal so as to turn on and turn off the light-emitting component (10). The protective sleeve is simple and practical, and recreational to some extent.

Description

protective case

Technical field

The utility model relates to the field of mobile terminals, in particular to a protective cover for a mobile terminal.

Background technique

Existing mobile terminals (such as smart phones, tablets, etc.) have the function of playing audio. These audios include ring tones, sounds from the video, or music. However, the protection sleeve of the existing mobile terminal does not have a lighting device that can flash with the played audio, so that the effect produced by the audio playback is relatively monotonous and cannot satisfy various enjoyment needs of people.

Utility model content

The purpose of the utility model is to solve the problem that the protection sleeve of the existing mobile terminal does not have the audio that can be played to perform flickering, and the effect of playing audio on the existing mobile terminal is relatively monotonous, and provides a protective cover and includes The mobile terminal of the protective cover.

The technical solution of the utility model to solve the technical problems thereof is:

The utility model provides a protective cover for a mobile terminal, the protective cover comprises a casing and a lighting component arranged on the casing, the protective casing further comprising a casing disposed on the casing for receiving an audio signal And converting the audio signal into a microphone of a pulse electrical signal, and being respectively disposed on the housing electrically connected to the microphone and the light emitting component, for receiving a pulse electrical signal, and generating the pulsed electrical signal The trigger electrical signal corresponding to the signal is used to open and close the voice control lamp circuit of the light emitting component.

In the above protective cover of the present invention, the sound control lamp circuit comprises a pulse distributor integrated circuit, the pulse distributor integrated circuit is of the type FR2067S; the pulse distributor integrated circuit comprises an OP pin, a VDD pin, an ON/OFF a pin, an EL/LED pin, and a GND pin; the input end of the microphone is grounded; the output end of the microphone is electrically connected to the VDD pin of the pulse splitter integrated circuit via a first protection resistor The VDD pin of the pulse distributor integrated circuit is further electrically connected to the positive electrode of a battery component via a third protection resistor;

The OP pin of the pulse divider integrated circuit is electrically connected to an output end of the microphone via a first filter capacitor; the OP pin of the pulse divider integrated circuit is further connected to a second protection resistor The GND pin of the pulse divider integrated circuit is electrically connected;

The light emitting component includes a positive electrode and a negative electrode; the EL/LED pin of the pulse splitter integrated circuit is electrically connected to a negative electrode of the light emitting component; and a positive electrode of the light emitting component is electrically connected to a positive electrode of the battery component The negative electrode of the battery assembly is electrically connected to the GND pin of the pulse distributor integrated circuit.

In the above protective cover of the present invention, the ON/OFF pin of the pulse distributor integrated circuit is electrically connected to the GND pin of the pulse distributor integrated circuit via a switch.

In the above protective cover of the present invention, the housing is further formed with a second receiving groove, the switch is disposed at the bottom of the second receiving groove; the protective cover further comprises a detachable mounting a first slot cover for closing the second receiving slot on the housing.

In the above protective cover of the present invention, the pulse distributor integrated circuit and the battery assembly are both disposed in the second receiving groove.

In the above protective cover of the present invention, the sound control lamp circuit further includes a second filter capacitor electrically connected between the VDD pin of the pulse distributor integrated circuit and the negative electrode of the battery assembly.

In the protective cover of the present invention, the housing is formed with a first accommodating groove for accommodating the mobile terminal; the illuminating component is an EL cold ray, and the EL cold ray is along the first accommodating slot. The opening edge is set.

In the protective cover of the present invention, the back surface of the housing is further provided with a through hole corresponding to the camera of the mobile terminal.

The utility model receives an audio signal by providing a microphone (MIC) on the casing, and converts the audio signal into a pulse electric signal through the microphone, and receives the pulse electrical signal through a voice control lamp circuit disposed on the casing, and A triggering electrical signal corresponding to the pulse electrical signal is generated to open and close the light-emitting component disposed on the protective cover, thereby implementing an effect of the light-emitting component emitting a flicker with the played audio. The utility model also realizes opening and closing of the blinking function of the light-emitting component by setting a switch. The voice-activated lamp circuit is simplified by providing a pulse-divider integrated circuit. The protective cover is also made simpler by providing a second receiving groove. The utility model is simple, practical and has certain entertainment.

DRAWINGS

The present invention will be further described below in conjunction with the accompanying drawings and embodiments, in which:

1 is a front elevational view of a protective cover according to an embodiment of the present invention;

Figure 2 is a schematic rear view of the protective cover shown in Figure 1;

Figure 3 is a circuit diagram of the sound control lamp circuit of the protective cover shown in Figure 1;

Figure 4 is a reference view of the use state of the protective cover shown in Figure 1;

FIG. 5 is a reference diagram of a use state of a protective cover according to another embodiment of the present invention.

detailed description

The present invention will be further described in detail below with reference to the drawings and specific embodiments.

The idea of the utility model is to receive an audio signal by providing a microphone (MIC) on the casing, and convert the audio signal into a pulse electric signal through the microphone, and receive the pulse electric power through a voice control lamp circuit disposed on the casing. And generating a trigger electrical signal corresponding to the pulse electrical signal to open and close the light-emitting component disposed on the protective cover, thereby implementing the effect that the light-emitting component emits flicker with the played audio.

Specifically, referring to FIG. 1 and FIG. 2, FIG. 1 and FIG. 2 are schematic diagrams of a protective cover according to an embodiment of the present invention. In this embodiment, the protective cover includes a housing 1 formed with a first receiving slot for receiving the mobile terminal 2; when the mobile terminal 2 is loaded into the protective sleeve, the first receiving slot is passed through the first receiving slot The opening of the screen of the mobile terminal 2 can be seen. In the present invention, the surface of the casing 1 having the opening of the first accommodating groove is referred to as the front surface of the casing 1; the surface of the casing 1 facing away from the opening of the first accommodating groove is referred to as the casing 1 back. Here, the mobile terminal 2 may be an electronic product such as a tablet (such as an IPAD), an MP3/MP4 player (such as IPOD), a portable game machine (such as a PSP), or a personal digital assistant (PDA). The housing 1 can be made of hard plastic, soft plastic, silicone, thermoplastic polyurethane elastomer rubber (TPU), ABS metal, or other plastic.

The protective cover further includes a lighting assembly 10 disposed on the housing 1. In this embodiment, as shown in FIG. 1, the light-emitting assembly 10 is EL (Electroluminescent) Light) cold light 101. The EL cold ray 101 is disposed along the opening edge of the first accommodating groove, as shown in FIG. Of course, the position of the EL cold ray 101 on the casing 1 is not limited to being disposed along the opening of the first accommodating groove, and may be provided on the back side, the side surface or the rib of the casing 1. In addition, the EL cold light 101 can also be designed as other patterns. For example, the EL cold light 101 can form a complicated pattern such as a dragon or a phoenix.

It can be understood that the light-emitting component 10 is not limited to the EL cold light 101, and may also be a light-emitting diode. Since the size of the light-emitting diode is small and the brightness of the emitted light is strong, the arrangement of the light-emitting assembly 10 on the casing 1 does not affect the visual effect of the overall shape of the protective cover. It can be understood that the number of light emitting diodes depends on the design needs. Moreover, the light emitting diodes may be disposed on the front, back or side of the housing 1 according to design requirements. In addition, a plurality of light emitting diodes may be arranged in various patterns. For example, a plurality of light emitting diodes may be arranged in a constellation, a cartoon pattern, or the like.

Further, in this embodiment, referring to FIG. 3, the protective cover further includes a microphone 3 disposed on the casing 1 for receiving an audio signal, and converting the audio signal into a pulse electrical signal, and being disposed on the casing 1. The sound control lamp circuit 4 of the light-emitting assembly 10 is electrically connected to the microphone 3 and the light-emitting assembly 10 for receiving a pulse electrical signal and generating a trigger electrical signal corresponding to the pulse electrical signal.

Preferably, in this embodiment, since the microphone 3 can not receive the audio signal sent by the mobile terminal 2, it can also receive the audio signal in the external environment. In some designs, in order to reduce the occurrence of flashing of the light-emitting component 10 due to an audio signal in the external environment, the microphone 3 is disposed at a position corresponding to the speaker of the mobile terminal 2 of the housing 1; in this embodiment, the microphone 3 is set. At a position corresponding to the speaker of the mobile terminal 2 at the bottom of the groove of the first accommodating groove.

In this embodiment, referring to FIG. 3, the voice control lamp circuit 4 includes a pulse distributor integrated circuit 41, the model of which is FR2067S; the pulse distributor integrated circuit 41 includes an OP pin, a VDD pin, and an ON. /OFF pin, EL/LED pin, and GND pin. The output end of the microphone 3 is electrically connected to the VDD pin of the pulse distributor integrated circuit 41 via the first protection resistor R1; the VDD pin of the pulse distributor integrated circuit 41 is further connected to the battery component via the third protection resistor R3 The positive electrode of B1 is electrically connected.

Further, the OP pin of the pulse divider integrated circuit 41 is electrically connected to the output end of the microphone 3 via the first smoothing capacitor C1; the OP pin of the pulse distributor integrated circuit 41 is also distributed through the second protection resistor R2 and the pulse The GND pin of the integrated circuit 41 is electrically connected; the OP pin is for receiving a pulse electrical signal emitted by the microphone 3; the pulse distributor integrated circuit 41 amplifies the pulse electrical signal;

The light emitting component 10 includes a positive electrode and a negative electrode; the EL/LED pin of the pulse splitter integrated circuit 41 is electrically connected to the negative electrode of the light emitting component 10; the positive electrode of the light emitting component 10 is electrically connected to the positive electrode of the battery component B1; The negative electrode is electrically connected to the GND pin of the pulse divider integrated circuit 41.

Here, after the OP pin of the pulse distributor integrated circuit 41 receives the pulse electrical signal from the microphone 3, the EL/LED pin of the pulse distributor integrated circuit 41 generates a trigger electrical signal corresponding to the pulse electrical signal. These triggering electrical signals can turn on or close the lighting assembly 10 such that the lighting assembly 10 will flicker.

Preferably, in the present embodiment, the voice control lamp circuit 4 further includes a second filter capacitor C2 electrically connected between the VDD pin of the pulse distributor integrated circuit 41 and the negative terminal of the battery pack B1.

In order to allow the user to adjust the light-emitting assembly 10 more autonomously, for example, at some time, the user does not want the light-emitting assembly 10 to flicker with the playback of the audio. At this time, it is necessary to turn off the function of the light-emitting assembly 10 to emit light. In this embodiment, the ON/OFF pin of the pulse distributor integrated circuit 41 is electrically connected to the GND pin of the pulse distributor integrated circuit 41 via a switch K1. Thus, through the switch K1, the function of the flashing component 10 to flash with the playback of the audio can be controlled by the user.

Further, referring to FIG. 2 and FIG. 4 , the housing 1 is further formed with a second accommodating groove 11 . Preferably, the second accommodating groove 11 is opened on the back surface of the housing 1 . The switch K1 is disposed at the bottom of the groove of the second accommodating groove 11. It can be understood that the second receiving groove 11 can also be opened on the side of the housing 1 . The switch K1 may be a slide switch, as shown in FIG. 4, or may be a push button switch or the like. In order to prevent the erroneous operation of the switch K1, the protective cover further includes a first slot cover 12 detachably mounted on the housing 1 for closing the second accommodating slot 11. It can be understood that the switch K1 can also be arranged on the side of the housing 1.

Further, in the embodiment, the pulse distributor integrated circuit 41 and the battery assembly B1 are both disposed in the second accommodating groove 11, as shown in FIG. Thus, the protective sleeve is only provided with the first receiving groove and the second receiving groove 11, and the overall shape design of the protective sleeve is relatively simple. However, when the first slot cover 12 is opened, the layout of the components in the second accommodating slot 11 may cause the user to feel a sense of disorder. In order to avoid this, in other embodiments, the back surface of the housing 1 is further provided with a third accommodating groove 13 for accommodating the battery assembly B1 and the pulse distributor integrated circuit 41, and protecting The sleeve further includes a second slot cover (not shown) detachably mounted to the housing 1 for closing the third receiving slot 13, as shown in FIG.

Further, a through hole 14 corresponding to the camera 21 of the mobile terminal 2 is also opened on the back surface of the casing 1.

In addition, the battery assembly B1 may be a rechargeable battery such as a lithium battery, a lithium polymer battery, a lithium ion battery or the like, and the charging interface of the rechargeable battery may be disposed on the side or the back of the casing 1. It can be understood that, in this embodiment, the protective cover may further include an adjusting device electrically connected to the microphone 3 for controlling the sensitivity of the microphone 3 to receive sound. In addition, in this embodiment, the light-emitting assembly 10 may include a plurality of light-emitting sub-units that are connected in parallel with each other in different colors, and the protective cover includes a conductive state for switching the plurality of light-emitting sub-units to change the light emitted by the light-emitting assembly 10. Color color switching device. Further, in this embodiment, the protective cover further includes a bracket disposed on the back surface of the housing 1 , through which the mobile terminal 2 disposed in the protective sleeve can stand up. Generally, the plane of the mobile terminal 2 is The angle between the vertical planes is 30°-45°. In this way, the user can conveniently watch the music MV, watch a movie or other video screen through the mobile terminal 2.

It is to be understood that those skilled in the art can make modifications and changes in the above description, and all such modifications and changes are intended to be included within the scope of the appended claims.

Claims

A protective cover for a mobile terminal (2), characterized in that the protective cover comprises a housing (1) and a lighting assembly (10) disposed on the housing (1), the protective sleeve further comprising a microphone (3) for receiving an audio signal and converting the audio signal into a pulsed electrical signal, and a microphone (3) disposed on the housing (1) and the housing (1) And a sound control lamp circuit (4) electrically connected to the light-emitting component (10) for receiving a pulse electrical signal and generating a trigger electrical signal corresponding to the pulse electrical signal to open and close the light-emitting component (10).
The protective cover according to claim 1, wherein said voice-activated lamp circuit (4) comprises a pulse distributor integrated circuit (41), the pulse distributor integrated circuit (41) is of the type FR2067S; The integrated circuit (41) includes an OP pin, a VDD pin, an ON/OFF pin, an EL/LED pin, and a GND pin; the output end of the microphone (3) is connected to the first protection resistor (R1) The VDD pin of the pulse distributor integrated circuit (41) is electrically connected; the output end of the microphone (3) is electrically connected to the VDD pin of the pulse distributor integrated circuit (41); the pulse The VDD pin of the distributor integrated circuit (41) is also electrically connected to the positive electrode of a battery component (B1) via a third protection resistor (R3);

The OP pin of the pulse distributor integrated circuit (41) is electrically connected to the output end of the microphone (3) via a first filter capacitor (C1); the pulse distributor integrated circuit (41) The OP pin is further electrically connected to the GND pin of the pulse distributor integrated circuit (41) via a second protection resistor (R2);

The light emitting component (10) includes a positive electrode and a negative electrode; the EL/LED pin of the pulse distributor integrated circuit (41) is electrically connected to a negative electrode of the light emitting component (10); the light emitting component (10) The positive electrode is electrically connected to the positive electrode of the battery assembly (B1); the negative electrode of the battery assembly (B1) is electrically connected to the GND pin of the pulse distributor integrated circuit (41).
The protective case according to claim 2, wherein said ON/OFF pin of said pulse divider integrated circuit (41) is connected via a switch (K1) and said pulse distributor integrated circuit (41) The GND pin is electrically connected.
The protective cover according to claim 3, wherein the housing (1) is further formed with a second receiving groove (11), and the switch (K1) is disposed in the second receiving groove (11) The protective cover further includes a first slot cover (12) detachably mounted on the housing (1) for closing the second receiving slot (11).
The protective case according to claim 4, characterized in that the pulse distributor integrated circuit (41) and the battery assembly (B1) are both disposed in the second receiving groove (11).
The protective cover according to claim 2, wherein said voice control lamp circuit (4) further comprises a VDD pin electrically connected to said pulse distributor integrated circuit (41) and said battery component (B1) The second filter capacitor (C2) between the negative poles.
The protective cover according to claim 2, wherein the housing (1) is formed with a first receiving groove for accommodating the mobile terminal (2); the lighting assembly (10) is EL cold Light (101), the EL cold light (101) is disposed along an opening edge of the first receiving groove.
The protective cover according to claim 2, characterized in that the back surface of the casing (1) is further provided with a through hole (14) corresponding to the camera (21) of the mobile terminal (2).