CN201278554Y - Incoming call prompt apparatus - Google Patents

Abstract

The utility model provides an incoming call reminding device, which includes a circuit board and a casing; the circuit board includes a substrate, and it is characterized in that a bluetooth control chip, a power management chip and an LED lamp are welded on the front of the substrate; the back of the substrate is A battery, a speaker and a vibration motor are welded, and the battery is electrically connected to the Bluetooth control chip and a power management chip, and the speaker and the vibration motor are electrically connected to the Bluetooth control chip; the Bluetooth control chip includes a Bluetooth module, which can and has a Bluetooth The communication device of the interface is bound, and an incoming call reminder command of the bound communication device is received. The utility model has the advantages of: longer effective transmission distance; no interference from other mobile phone signals nearby; multiple reminding methods, which are convenient for users to set the most suitable reminder methods according to different environmental characteristics; convenient for users to carry around.

Description

call reminder device

technical field

The utility model relates to a wireless communication device, in particular to a wearable wireless communication device used for call reminder.

Background technique

With the development of mobile communication technology and the improvement of people's living standards, the penetration rate of mobile phones has reached a very high level. According to statistics, as of June 2008, the number of mobile phone users in the world has exceeded 3.1 billion, and the number of mobile phone users in China has also exceeded 500 million. Mobile communication technology and related services are developing rapidly and have become a new growth engine for the global economy. hot spot.

However, most mobile phone users have had similar experiences or the same troubles. Due to various subjective or objective reasons (such as not paying attention, mobile phone mute, noisy environment, etc.), important calls were not answered, important text messages were not seen, As a result, work was delayed, misunderstandings were caused, and the harm was infinite.

Especially when winter comes and people wear thick clothes or put their mobile phones in their bags, the situation of missing calls and text messages will be more common. In addition, the vast majority of users will move between different rooms and different areas even when they are working and living indoors, and this mobility will also lead to the phenomenon of missed calls.

There is a kind of mobile phone incoming call reminding device called incoming call flashing on the market at present. Its working principle is that there is a dedicated IC chip on the incoming lightning device, which can receive the high-power electromagnetic radiation generated when the mobile phone changes from the standby state to the working state to trigger the light-emitting circuit to work. To sum up, this type of product mainly has the following defects:

1. The transmission distance is short, usually only 1 to 3 meters;

2. Unable to bind with a specific mobile phone, the signal sent by any mobile phone can trigger the incoming call flash, and it will not be able to notify the specific user;

3. The reminder method is single, and the user can only be reminded by flashing lights, and it is impossible for the user's eyes to stare at the flashing prompter all the time.

Utility model content

The purpose of this utility model is to provide an incoming call reminder device which is convenient to carry, has various reminder methods and has a long effective distance.

In order to achieve the purpose of the above invention, the incoming call reminder device provided by the utility model includes a circuit board and a casing; the circuit board includes a substrate, and it is characterized in that a bluetooth control chip, a power management chip and an LED light are welded on the front of the substrate; The back side of the substrate is welded with a battery, a speaker and a vibration motor, the battery is electrically connected to the Bluetooth control chip and the power management chip, and the speaker and the vibration motor are electrically connected to the Bluetooth control chip; the power management chip is each component Provide a corresponding power supply; the bluetooth control chip includes a bluetooth module, which can be bound to a communication device with a bluetooth interface, and receives an incoming call reminder command from the bound communication device; the bluetooth control chip also includes a control module, the The control module analyzes the call reminder command to obtain a call reminder method, and then provides corresponding trigger signals to the LED lights, speakers and vibration motors according to the call reminder method to perform reminder operations. The call reminder method includes sound , vibration, flash or any combination of the above three reminder methods.

In the above technical solution, the housing is connected with a connecting piece for wearing.

In the above technical solution, the connecting piece for wearing may be a wristband or a clip.

In the above technical solution, buttons are welded on the side of the substrate, and the buttons are exposed from the housing.

In the above technical solution, the button is a switch button that is used to turn on or off the reminder device when pressed for a long time, and is used to terminate an incoming call reminder process when pressed for a short time.

In the above technical solution, the front of the casing has a transparent area for LED light warning.

In the above technical solution, the substrate is installed inside the housing, and the substrate is also connected to a USB interface, the USB interface is fixed on the side of the substrate and exposes the housing, and the USB interface is connected to the Bluetooth control chip point connection; the battery is a lithium battery; the call reminder device also includes a USB cap.

In the above technical solution, the lithium battery is located on the end of the substrate away from the USB port, and the speaker and vibration motor are located on the end of the substrate close to the USB port.

In the above technical solution, the bluetooth control chip is a bluetooth control chip with built-in single-chip microcomputer, FLASH and audio codec.

In the above technical solution, the button includes a switch button and a selection button, the switch button is used to turn on or off the reminder device when pressed for a long time, and is used to terminate a call reminder process when pressed for a short time; the selection button is A button for manually selecting an incoming call reminder method, which includes sound, vibration, flash or any combination of the above three reminder methods.

Compared with the prior art, the utility model has the following beneficial effects:

1. The reminder device and the mobile phone use Bluetooth technology to communicate, and the effective transmission distance can reach more than 10 meters;

2. The reminder device is bound to the mobile phone one by one, and will not be interfered by other mobile phone signals;

3. Various reminder methods such as sound, flash, vibration, etc. are used to facilitate users to set the most appropriate reminder method according to different environmental characteristics;

4. The reminder device is in the form of a wristband, a clip, etc., which is convenient for users to carry around.

Description of drawings

Fig. 1 is the embodiment schematic diagram of the present utility model;

Fig. 2 is a schematic diagram of the positional relationship of the parts on the back of the circuit board of the main part of the utility model;

Fig. 3 is a schematic diagram of the positional relationship of the components on the front of the circuit board of the main part of the utility model;

Fig. 4 is the electronic circuit diagram of the utility model main part with OrCAD software design;

Fig. 5 is the logical functional block diagram of the main body of the utility model;

Fig. 6 is the exterior view of embodiment 1 of the present utility model;

Fig. 7 is a connection schematic diagram of Embodiment 1 of the present utility model;

Fig. 8 is the exterior view of embodiment 2 of the present utility model;

Fig. 9 is a connection schematic diagram of embodiment 2 of the present invention.

Detailed ways

Below in conjunction with accompanying drawing and specific embodiment the utility model is described further.

As shown in Figure 1, the working principle of the utility model is to paging the mobile phone through the network, and then the mobile phone carries out one-to-one communication with the wearable mobile phone call reminder device carried by the user through bluetooth, thereby completing the call reminder to the user.

Before normally starting the incoming call reminder function, you first need to open the Bluetooth interface of the paired mobile phone, and search for the wearable mobile phone incoming call reminder device described in the utility model, and then bind the two Bluetooth devices of the mobile phone and the wearable mobile phone incoming call reminder device , so as to realize the one-to-one communication between the mobile phone and the reminder device. When a call or text message comes in, the mobile phone sends an incoming call reminder command to the reminder device through the Bluetooth interface. When the reminder device receives the reminder command sent by the bound mobile phone, it reminds the user to receive the call through various methods such as vibration, flash or sound.

Example 1

In this embodiment, the incoming call reminder device includes a main body 18 and a cap body 19 , and the main body includes a circuit board, a USB interface 4 and a casing 7 . The circuit board includes a substrate 20, which is rectangular and has a size of 2.9cm×1.5cm. One side (front side) of the substrate is welded with bluetooth control chip U1, power management chip U3 and LED lamp 6 (as shown in Figure 3), and basic circuit elements such as capacitor resistors are also welded (not marked in Figure 3, see Figure 4); the other side (the back) is welded with lithium battery 1, speaker 2 and vibration motor 3 (as shown in Figure 6), which are connected to the relevant pins on the front of the circuit board through leads, and the specific connection methods are introduced below . The lithium battery is located on the end of the substrate away from the USB port, and the speaker and vibration motor are located on the end of the substrate close to the USB port. This layout refers to the relative position of related circuits on the other side of the substrate, so that each functional component can meet the size requirements of the substrate. , and facilitate the routing of the lead wires. The USB interface is fixed on the side of the substrate. A button 5 is also welded on the side of the substrate, and a long press of the button is used to turn on or off the reminder device, and a short press of the button is used to terminate a call reminder process. The substrate is installed inside the cuboid shell, and the USB interface and switch keys are exposed from the shell. The front side of the housing (that is, the side with the same front direction of the substrate) has a transparent area 8, which is convenient for warning through LED lights.

As shown in Figure 4, the circuit of this embodiment includes: U1 is the BC41C671A bluetooth chip of CSR Company, which has a built-in single-chip microcomputer, FLASH, audio codec and power management module to realize the overall control of the circuit, bluetooth communication, audio convenience, etc. Decoding, 1.8V main power supply and lithium battery charging management; U2 is a balun DBF81F106 Bluetooth filter, which realizes the balanced and unbalanced conversion of radio frequency signals; U3 is a power management chip NCP562, which converts VBAT (3.6V～4.2V) It is a 3.3V power supply, which provides 3.3V power supply for the USB module and PADS module of U1; U4 is an audio amplifier TPA2010, which amplifies the audio signal output by U1 and drives the speaker; C18, C19, R4, and R5 realize the DC isolation of the audio signal and filtering; J1 is the USB interface, which realizes charging the lithium battery by using the USB interface; C1～C3, C5～C11, R2, L1 are power filter circuits, which provide stable power for U1 and other components; C13～C15, L2 are radio frequency matching The circuit realizes the matching of radio frequency signals; E1 is an antenna, which realizes the sending and receiving of radio frequency signals; Y1 is a crystal, combined with the oscillation circuit in U1, to provide clock for U1; C16 and C17 realize oscillation matching; SW1 is the power on key, connected to U1 VREG_ENABLE realizes the power-on of the device, and connects PIO[0] of U1 through voltage dividing resistors R6 and R14, and realizes specific functions through the internal program of U1; connects SW2 with PIO[5] of U1, and realizes specific functions through the internal program of U1; PIO[4 ] connected to the enable end of U4 to control the output of audio signals; PIO[6] passes through the VBUS after voltage dividing resistors R12 and R16 to realize the insertion and pulling out detection of USB devices; PIO[2] passes through the current limiting resistor R11 Connect to the base of the triode Q1 to control the output of the vibration motor; LED[0] and LED[1] are connected to the light-emitting diodes D2 and D1 through the current limiting resistors R7 and R8 to control the diodes to turn on and off; AIO[2] through the voltage dividing resistor R9, The VBAT after R10 voltage division realizes the monitoring of the battery voltage.

As shown in FIG. 5 , the circuit of this embodiment can be divided into five logic modules functionally, including a transceiver module, a control module, a storage module, an output module, and a power management module. The transceiver module uses bluetooth technology to communicate with the mobile phone that is also equipped with a bluetooth interface, and receives and sends reminder commands and feedback information; the control module coordinates the transceiver module, storage module and output module, analyzes the received reminder commands and retrieves Obtain reminder information and trigger the output module to remind; the storage module stores the reminder information and control information set by the user; the output module receives the reminder information sent by the control module and executes the corresponding reminder operation; the power management module provides power for each part of the device .

Described cap body is USB cap 9, can be connected with USB interface 4.

As shown in Figure 6, the present embodiment adopts a wristband structure. In this embodiment, one end of the main body is a USB interface. In addition, the main body and the cap are connected to the wristband 11 through the slot 10. The wristband has a fixing hole 12, a fixing ring 13, a pin 14 and a buckle 15. The length of the wrist strap can be adjusted according to the width of the wrist. In addition, the USB cap on the cap is interlocked with the USB interface of the main body to realize the connection between the cap and the main body, as shown in FIG. 7 .

The wearable mobile phone incoming call reminder device described in the utility model supports periodic reminders. When the reminder device receives the reminder signal from the paired mobile phone, it will concentrate on reminding for a period of time (such as 30 seconds). In the permanent reminder mode, the control module maintains a timer. Whenever the timer times out, the user is briefly reminded for a period of time (for example, 5 seconds every 1 minute). When the user briefly presses the button on the main body, the timer is reset , to terminate the incoming call reminder process.

In addition, two methods can be used to set the reminder method: the first method is to set the reminder method on the paired mobile phone. At this time, the reminder signal sent by the mobile phone has already included the relevant reminder method information. The above-mentioned wearable mobile phone incoming call reminder device only needs to analyze the signaling to obtain the corresponding reminder method, which is adopted in the embodiments of Figures 1 to 9; the second method is to use the wearable mobile phone incoming call reminder device Add a new button on the screen, the user can press this button continuously to follow (0. No reminder, 1. Sound, 2. Vibration, 3. Flash, 4. Sound+vibration, 5. Sound+Flash, 6. Flash+ Vibration, 7. sound + flash + vibration) cycle order to select a specific reminder method.

Example 2:

The circuit board, USB interface and shell of this embodiment are all completely consistent with Embodiment 1. The only difference is the use of a clip-on structure. As shown in Figure 8, the body has a grip 17 and a spring 16 for wearing the device on the user. The USB cap on the cap is interlocked with the USB interface of the main body to realize the connection between the cap and the main body, as shown in FIG. 9 .

In addition, it can be understood that, in addition to wristbands and clips, the present invention can also adopt other wearing connectors to form other wearing structures. In the embodiment, although the mobile phone incoming call reminder system is used as an example for illustration, the utility model is not limited thereto, and other communication devices equipped with bluetooth modules can also be used in conjunction with the incoming call reminder device of the utility model.

Claims (10)

1. a call reminding device comprises circuit board and shell; Described circuit board comprises substrate, it is characterized in that, the face bonding of described substrate is connected to Bluetooth control chip, power management chip and LED lamp; Described substrate back has then welded battery, loud speaker and vibrating motor, and described battery is electrically connected with Bluetooth control chip and power management chip, and described loud speaker and vibrating motor all are electrically connected with the Bluetooth control chip; Described power management chip provides corresponding power supply for each parts; Described Bluetooth control chip comprises bluetooth module, can bind with the communicator with blue tooth interface, and receive the call reminding order of the communicator of being bound; Described Bluetooth control chip also comprises control module, and described control module is resolved described call reminding order, draws the incoming call alerting pattern, carries out according to described call reminding mode then and reminds operation.

2. call reminding device according to claim 1 is characterized in that described shell is connected with the connector that is used to dress.

3. call reminding device according to claim 2 is characterized in that, the described connector that is used to dress can be wrist strap or clip.

4. call reminding device according to claim 1 is characterized in that button has also been welded in the side of described substrate, and described button exposes described shell.

5. call reminding device according to claim 4 is characterized in that described button comprises switch key, and described call reminding device is opened on time or closed to described switch key in length, in the short call reminding process that stops a time on time.

6. call reminding device according to claim 1 is characterized in that, the front of shell has a transparent region of being convenient to the LED light alerting system.

7. call reminding device according to claim 1, it is characterized in that described substrate is installed in the inside of shell, described substrate also is connected with USB interface, described USB interface is fixed on the side of described substrate and exposes described shell, and described USB interface is electrically connected with described Bluetooth control chip; Described battery is a lithium battery.

8. call reminding device according to claim 7 is characterized in that, described call reminding device also comprises the USB cap; Described shell and/or USB cap can connect the connector that is used to dress.

9. call reminding device according to claim 7 is characterized in that, described lithium battery is positioned on the substrate end away from USB interface, and loud speaker and vibrating motor are positioned on the substrate end near the USB mouth.

10. call reminding device according to claim 5 is characterized in that described button also comprises selection key, and described selection key is to be used for manually selecting the call reminding mode.

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