WO2019041645A1

WO2019041645A1 - Wearable device

Info

Publication number: WO2019041645A1
Application number: PCT/CN2017/116486
Authority: WO
Inventors: 陈进
Original assignee: 歌尔股份有限公司
Priority date: 2017-08-29
Filing date: 2017-12-15
Publication date: 2019-03-07
Also published as: CN107491008A

Abstract

A wearable device capable of reminding a user whether the external environment is suitable for startup and whether internal components are normal during use, comprising: a first temperature sensor (1) configured to sense the temperature of the external environment, a second temperature sensor (2) configured to sense the temperature inside the device, a processor and an alarm device. The first temperature sensor (1) is provided on a shell (3) of the wearable device. The second temperature sensor (2) is provided in a cavity enclosed by the shell (3). The first temperature sensor (1), the second temperature sensor (2) and the alarm device are connected to the processor.

Description

Wearable device

Technical field

The present invention relates to the field of electronic device technologies, and in particular, to a wearable device.

Background technique

Many wearable parts and electronic components are usually provided in wearable devices such as VR (or AR). The high temperature and low temperature resistance of ordinary plastic parts and electronic components are not the same.

On the one hand, when VR (or AR) equipment is operated in extreme weather conditions, it may cause damage or shorten the life of the components of the product.

On the other hand, VR (or AR) devices may cause excessive temperature of components inside the device due to their own heat accumulation, which affects the service life of VR (or AR) devices.

Summary of the invention

It is an object of the present invention to provide a new technical solution for a wearable device.

According to a first aspect of the invention, a wearable device is provided. The apparatus includes: a first temperature sensor for sensing an external ambient temperature, a second temperature sensor for sensing an internal temperature of the device, a processor, and an alarm device, the first temperature sensor being disposed at the wearable device The second temperature sensor is disposed in a cavity surrounded by the outer casing, and the first temperature sensor, the second temperature sensor, and the alarm device are all connected to the processor; When the wearable device is in a shutdown state, the first temperature sensor is turned on, the second temperature sensor is turned off, the first temperature sensor is configured to sense an external ambient temperature, and the processor is configured to use Determining whether the external ambient temperature exceeds a first predetermined value, and if so, the processor triggers an alarm device to issue an alarm; when the wearable device is in a power on state, the first temperature sensor is turned off, The second temperature sensor is turned on, the second temperature sensor is configured to sense an internal temperature of the device, and the processor is configured to be used for The internal temperature of the apparatus exceeds a second predetermined value, if so, the processing means is triggering an alarm, to alert.

Optionally, the second temperature sensor is adjacent to the heating element of the wearable device to sense the temperature of the heating element.

Optionally, the second temperature sensor is plural, and is respectively adjacent to different heat generating components to sense device temperatures of the plurality of heat generating components.

Optionally, the first temperature sensor is multiple and located at different positions of the outer casing to sense ambient temperature at different locations.

Optionally, the alarm device comprises at least one of a buzzer, a voice alarm, and a lighting alarm.

Optionally, the wearable device is a virtual reality device or an augmented reality device.

Optionally, the first power supply system and the second power supply system are included, wherein the power supply of the wearable device supplies power to the first temperature sensor through the first power supply system, and the power source passes through the second power supply system The second temperature sensor is powered; when the wearable device is powered off, the first power supply system is in a path state, and the second power supply system is in an open state; when the wearable device is powered on, the first power supply The system is in an open state, and the second power supply system is in a path state.

Optionally, the first predetermined value includes a highest ambient temperature and a lowest ambient temperature; when the temperature sensed by the first temperature sensor is higher than the highest ambient temperature or lower than the minimum ambient temperature, the processing The alarm is triggered to sound an alarm.

Optionally, the second predetermined value includes a highest device temperature and a lowest device temperature; when the temperature sensed by the second temperature sensor is higher than the lowest device temperature or lower than the lowest device temperature, the processing The alarm is triggered to sound an alarm.

The inventors of the present invention have found that in the prior art, when a wearable device such as VR (or AR) is operated in an extreme weather environment, damage or life of the product components may be shortened. VR (or AR) devices may cause excessive temperature of components inside the device due to their own heat accumulation, which affects the service life of VR (or AR) devices. Therefore, the technical task to be achieved by the present invention or the technical problem to be solved is not thought of or expected by those skilled in the art, so the present invention is a new technical solution.

In the embodiment of the present invention, by setting the first temperature sensor to sense the external environment temperature in the off state, the user can be reminded to pay attention to the use environment, thereby avoiding the use of the wearable device due to storage in bad weather. Short life.

By setting the second temperature sensor to sense the internal temperature of the device in the power-on state, the user can be reminded of the internal heat generation of the device, and the component damage caused by the internal temperature of the wearable device is too high or too low, or the wearable device is avoided. Excessive internal temperatures pose a threat to the user's personal safety. The second temperature sensor improves the safety of the wearable device and ensures the safe operation of the wearable device.

Other features and advantages of the present invention will become apparent from the Detailed Description of the <RTIgt;

DRAWINGS

The accompanying drawings, which are incorporated in FIG

1 is an overall view of a VR device in accordance with one embodiment of the present invention.

2 is a cross-sectional view of a VR device in accordance with one embodiment of the present invention.

Figure 3 is an exploded view of a portion of Figure 2.

Description of the reference signs:

1: first temperature sensor; 2: second temperature sensor; 3: outer casing; 4: buzzer.

Detailed ways

Various exemplary embodiments of the present invention will now be described in detail with reference to the drawings. It should be noted that the relative arrangement of the components and steps, numerical expressions and numerical values set forth in the embodiments are not intended to limit the scope of the invention unless otherwise specified.

The following description of the at least one exemplary embodiment is merely illustrative and is in no way

Techniques, methods and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail, but the techniques, methods and apparatus should be considered as part of the specification, where appropriate.

In all of the examples shown and discussed herein, any specific values are to be construed as illustrative only and not as a limitation. Thus, other examples of the exemplary embodiments may have different values.

It should be noted that similar reference numerals and letters indicate similar items in the following figures, and therefore, once an item is defined in one figure, it is not required to be further discussed in the subsequent figures.

1 is an overall view of a VR device in accordance with one embodiment of the present invention. 2 is a cross-sectional view of a VR device in accordance with one embodiment of the present invention. Figure 3 is an exploded view of a portion of Figure 2.

The wearable device can be, but is not limited to, a virtual reality device or an augmented reality device. As shown in FIGS. 2-3, the wearable device includes a first temperature sensor 1 for sensing an external ambient temperature, a second temperature sensor 2 for sensing an internal temperature of the device, a processor, and an alarm device. The internal temperature of the device refers to the temperature of the heating element in the wearable device, such as a power source, a CPU, and the like.

The first temperature sensor 1 is disposed on the outer casing 3 of the wearable device. A person skilled in the art can select the position set by the first temperature sensor 1 according to actual needs. For example, a mounting groove is provided on the outer casing 3. The first temperature sensor 1 is disposed in the mounting groove.

The second temperature sensor 2 is disposed within a cavity enclosed by the outer casing 3. A person skilled in the art can select the position set by the first temperature sensor 1 according to actual needs. For example, a mounting location is provided on the PCB of the wearable device. The second temperature sensor 2 is mounted to the mounting position by snapping, bolting, bonding, or the like.

The first temperature sensor 1, the second temperature sensor 2, and the alarm device are all connected to the processor. Here, the connection refers to a signal connection. The processor is configured to receive the temperatures sensed by the first temperature sensor 1 and the second temperature sensor 2, and compare the temperature values with the first predetermined value and the second predetermined value stored in the database, respectively, and output corresponding signals according to the comparison result. . For example, the control alarm device issues an alarm signal and the like.

The user can select the temperature sensors commonly used in the art as the first and

second temperature sensors

1, 2.

When the wearable device is in the off state, the first temperature sensor 1 is turned on and the second temperature sensor 2 is turned off. The first temperature sensor 1 is configured to sense an external ambient temperature. The processor is configured to determine whether the external ambient temperature exceeds a first predetermined value; if so, the processor triggers an alarm device to issue an alarm to alert the user to the storage environment of the wearable device; if not, the device can be normally turned on Wearable device.

When the wearable device is in the on state, the first temperature sensor 1 is turned off and the second temperature sensor 2 is turned on. The second temperature sensor 2 is configured to sense the internal temperature of the device. a processor (CPU) configured to determine whether the internal temperature of the device exceeds a second predetermined value; if so, the processor triggers an alarm device to issue an alarm to alert the user to the environment in which the wearable device is replaced is not conducive to heat dissipation or Temporarily shut down; if not, the wearable device is used normally.

In the embodiment of the present invention, by setting the first temperature sensor 1 to sense the external environment temperature in the off state, the user can be reminded to pay attention to the use environment, thereby avoiding the storage of the wearable device due to storage in bad weather. Short life.

By setting the second temperature sensor 2, the internal temperature of the device is sensed in the power-on state, thereby being able to remind the user of the internal heat generation, avoiding component damage caused by the internal temperature of the wearable device being too high or too low, or being wearable. Excessive internal temperature of the device poses a threat to the user's personal safety. The second temperature sensor 2 improves the safety performance of the wearable device and ensures the safe operation of the wearable device.

In one example, the second temperature sensor 2 is adjacent to the heating element of the wearable device to sense the temperature of the heating element. For example, the heat generating component may be, but not limited to, a CPU, a power source, or the like. In this way, the first temperature sensor 1 can specifically sense the heat generating element having a large amount of heat generation, thereby improving the accuracy of temperature sensing inside the apparatus.

Preferably, the second temperature sensor 2 is plural and is respectively adjacent to different heat generating elements to sense the device temperature of the plurality of heat generating elements. The plurality of second temperature sensors 2 are capable of simultaneously sensing a plurality of heat generating elements, thereby ensuring the comprehensiveness of temperature sensing inside the apparatus.

In one example, the first temperature sensor 1 is a plurality and is located at different locations of the outer casing 3, respectively, to sense ambient temperatures at different locations. In this way, the plurality of first temperature sensors 1 can more fully sense the external ambient temperature and ensure the accuracy of the temperature sensing.

Optionally, the alarm device comprises at least one of a buzzer 4, a voice alarm, and a lighting alarm to facilitate reminding the user. A person skilled in the art can select the type, quantity, and the like of the alarm device according to actual needs. For example, the alarm when the external environment temperature exceeds the first predetermined value is a buzzer alarm, and the alarm when the internal temperature of the device exceeds the second predetermined value is a voice alarm, so that the user can easily recognize the alarm type and make different alarm types for different alarm types. operating.

In one example, the wearable device includes a first power supply system and a second power supply system. The power source of the wearable device supplies power to the first temperature sensor 1 through the first power supply system. The power supply supplies power to the second temperature sensor 2 through the second power supply system.

When the wearable device is turned off, the first power supply system is in a path state, and the second power supply system is in an open state. At this time, the first temperature sensor 1 operates and the second temperature sensor 2 stops operating.

When the wearable device is powered on, the first power supply system is in an open state and the second power supply system is in a channel state. At this time, the second temperature sensor 2 operates, and the first temperature sensor 1 stops operating.

For example, the first power supply system and the second power supply system are independent power supply systems. Two power supply systems are integrated on the PCB. Independent control of the two temperature sensors is achieved by the setting of two power supply systems.

In one example, the first predetermined value includes a highest ambient temperature and a lowest ambient temperature. When the temperature sensed by the first temperature sensor 1 is above the maximum ambient temperature or below the minimum ambient temperature, the processor triggers an alarm device to issue an alarm. Excessive or too low ambient temperatures can adversely affect the use of wearable devices. In this way, the user can be reminded to select a suitable use environment to open the wearable device under the condition of ensuring safety.

In one example, the second predetermined value includes a highest device temperature and a lowest device temperature. When the temperature sensed by the second temperature sensor 2 is higher than the lowest device temperature or lower than the lowest device temperature, the processor triggers an alarm device to issue an alarm. If the temperature of the device is too high or too low, it will easily cause damage to components and reduce the service life of the wearable device. In this way, the user can be reminded to pay attention to the internal temperature change of the wearable device during use, to avoid long-term use or abnormal use of components.

While the invention has been described in detail with reference to the preferred embodiments of the present invention, it is understood that It will be appreciated by those skilled in the art that the above embodiments may be modified without departing from the scope and spirit of the invention. The scope of the invention is defined by the appended claims.

Claims

A wearable device, comprising: a first temperature sensor for sensing an external ambient temperature, a second temperature sensor for sensing an internal temperature of the device, a processor, and an alarm device, the first temperature sensor Provided on a casing of the wearable device, the second temperature sensor is disposed in a cavity enclosed by the casing, and the first temperature sensor, the second temperature sensor, and the alarm device are The processor is connected;

When the wearable device is in a shutdown state, the first temperature sensor is turned on, the second temperature sensor is turned off, the first temperature sensor is configured to sense an external ambient temperature, and the processor is configured In order to determine whether the external ambient temperature exceeds a first predetermined value, if yes, the processor triggers an alarm device to issue an alarm;

When the wearable device is in a power on state, the first temperature sensor is turned off, the second temperature sensor is turned on, the second temperature sensor is configured to sense a device internal temperature, and the processor is configured In order to determine whether the internal temperature of the device exceeds a second predetermined value, if so, the processor triggers an alarm device to issue an alarm.
The wearable device according to claim 1, wherein the second temperature sensor is adjacent to a heat generating component of the wearable device to sense a temperature of the heat generating component.
The wearable device according to claim 1 or 2, wherein the second temperature sensor is plural and is respectively adjacent to different heat generating elements to sense a device temperature of the plurality of heat generating elements.
The wearable device according to any one of claims 1 to 3, wherein the first temperature sensor is plural and located at different positions of the outer casing to sense an ambient temperature at different positions. .
The wearable device according to any one of claims 1 to 4, wherein the alarm device comprises at least one of a buzzer, a voice alarm, and a light alarm.
The wearable device according to any one of claims 1 to 5, wherein the wearable device is a virtual reality device or an augmented reality device.
The wearable device according to any one of claims 1 to 6, comprising a first power supply system and a second power supply system, wherein the power source of the wearable device passes the first power supply system The first temperature sensor supplies power, and the power source supplies power to the second temperature sensor through the second power supply system;

When the wearable device is powered off, the first power supply system is in a path state, and the second power supply system is in an open state;

When the wearable device is powered on, the first power supply system is in an open state, and the second power supply system is in a pass state.
The wearable device according to any one of claims 1 to 7, wherein the first predetermined value comprises a highest ambient temperature and a lowest ambient temperature; when the temperature sensed by the first temperature sensor is higher than The processor triggers an alarm device to issue an alarm when the highest ambient temperature is below or below the minimum ambient temperature.
The wearable device according to any one of claims 1 to 8, wherein the second predetermined value comprises a highest device temperature and a lowest device temperature; when the temperature sensed by the second temperature sensor is higher than The processor triggers an alarm device to issue an alarm when the highest device temperature is below or below the minimum device temperature.