TWM617508U - Digital instrument having function of synthesizing foreign system images - Google Patents

Abstract

This creation provides a digital instrument with the function of synthesizing external system images. The digital instrument is applied to a vehicle and includes an image processing unit electrically connected to an instrument image storage unit, a display unit, and an external system image receiving unit. The digital instrument stores the basic instrument image by the instrument image storage unit, the image processing unit accesses the basic instrument image from the instrument image storage unit, and communicates with the external device via the external system image receiving unit, and the image processing unit passes through the external system image receiving unit Receive the external system image generated by the external device, and synthesize the external system image and the basic instrument image into a composite image to be displayed on the display screen, so as to achieve the function of the digital instrument for the combined display of the basic instrument image and the external system image.

Description

Digital instrument with the function of synthesizing external system image

This creation is to provide a digital instrument, especially a digital instrument with the function of synthesizing external system images.

The digital instruments of conventional vehicles usually have only built-in basic instrument images. Common display items include speed signs, direction indicators, and fuel level warning signs. Although they are digitized, they can achieve virtual display, or even change colors and styles. The function of the display mode, but does not have the function of synthesizing and displaying external system images on the basic instrument image, and cannot achieve the improvement of the image display function.

In addition, the vehicle-mounted system of the conventional vehicle is a display unit independent of the digital instrument. Although the vehicle-mounted system can obtain external system images from external devices, it only projects the external system images to the vehicle-mounted system. The instrument has a basic instrument image, and there is no function that can project external system images to synthesize the basic instrument image.

Therefore, how to solve the above-mentioned conventional digital instrument problems is the focus of this creation.

In order to solve the above-mentioned problems, the new type of people exhausted their minds and intensive research, and then developed a digital instrument with the function of synthesizing external system images, so that the basic instrument image of the digital instrument can be synthesized and displayed with the external system image.

This creation provides a digital instrument with the function of synthesizing external system images, which is applied to vehicles, including an instrument image storage unit, an image processing unit, a display unit and an external system image receiving unit, wherein the instrument image is stored The unit stores a basic meter image; the image processing unit is electrically connected to the meter image storage unit, the image processing unit accesses the basic meter image from the meter image storage unit; the display unit is electrically connected to the image processing unit, and the display The unit has a display screen, and the image processing unit normally displays the accessed image of the basic instrument on the display screen; the external system image receiving unit is electrically connected to the image processing unit, and the external system image receiving unit can communicate with an external device The image processing unit can receive an external system image generated by the external device through the external system image receiving unit, and synthesize the external system image and the basic instrument image into a composite image and display it on the display screen.

In a preferred embodiment, the display unit of the digital meter is a thin film transistor liquid crystal display.

In a preferred embodiment, the external system image receiving unit of the digital meter is connected to the external device in a wired communication connection or a wireless communication connection.

In a preferred embodiment, the external system image receiving unit of the digital instrument includes a decoder for decoding the external system image.

In a preferred embodiment, the basic instrument image includes an hourly speed sign, a direction indicator sign, a fuel quantity warning sign, a water temperature warning sign, a time display sign, a fixed-width light sign, a battery indicator sign, and an ABS indicator. At least one of the check mark, tire pressure display mark, high beam indicator, and key far away warning sign.

In a preferred embodiment, the vehicle is a two-wheeled fuel locomotive or electric locomotive, or a sedan, truck, or ATV with more than four wheels.

In a preferred embodiment, the external device is a portable smart phone, tablet or notebook computer, or a cloud server.

The digital instrument created in this creation has the function of synthesizing external system image, which mainly connects external device through digital instrument communication to obtain external system image, and after synthesizing external system image and basic instrument image into a composite image, the composite image can be displayed on the display The display screen of the unit, by this, the digital meter of this creation only needs to have the basic meter image display function and the basic equipment that can communicate with the external device, and without affecting the display of the basic meter image, the external system can be obtained from the external device The images are combined and displayed to achieve the low cost, high versatility of the digital instrument, and the effect of greatly improving the display function.

In order to fully understand the purpose, features and effects of this creation, a detailed description of this creation is given with the following specific embodiments and accompanying drawings. The description is as follows.

Please refer to Figures 1 to 5, this creation provides a digital instrument 100 with the function of synthesizing external system images, which is mainly used in vehicles (not shown in the figure), such as two-wheeled or four-wheeled vehicles. The two-wheeled vehicles, such as fuel locomotives or electric locomotives, are mainly installed on the head of the locomotive; the four-wheeled vehicles, such as cars, trucks or ATVs, are mainly installed in front of the driver’s seat, but this is the vehicle It is only a preferred implementation mode, and this creation is not limited to this. Any vehicle that needs to be installed with meters falls into the scope of application and protection of this creation.

The digital instrument 100 provided by this creation with the function of synthesizing external system images, as shown in FIG. 1, includes an instrument image storage unit 10, an image processing unit 20, a display unit 30, and an external system image receiving unit 40. Another circuit diagram is shown in Figure 2, where:

The meter image storage unit 10 stores a basic meter image P1. In a preferred embodiment, as shown in Figure 3, the basic meter image P1 includes a speed sign P101, a direction indicator sign P102, a fuel quantity warning sign P103, a water temperature warning sign P104, a time display sign P105, and a fixed-width light sign. P106, battery indicator P107, ABS indicator P108, engine self-check mark P109, tire pressure display mark P110, high beam indicator 111, and key far away warning mark P112, etc., but the basic instrument image P1 of this embodiment The images included are only one implementation mode, and this creation is not limited to this, which means that the basic instrument image P1 can only include a single image (for example, only the speed sign P101), or more than those listed above. Such images, so that what the meter can display as a symbol of the image, belongs to the category that can be displayed by the basic meter image P1.

The image processing unit 20 is electrically connected to the meter image storage unit 10, and the image processing unit 10 accesses the basic meter image P1 from the meter image storage unit 10. In a preferred embodiment, the image processing unit 20 uses a microcontroller (Microcontroller Unit, MCU) as an example, but this creation is not limited to this. Anyone that can achieve the processing function of image synthesis belongs to this creation image. The category of the processing unit 20.

The display unit 30 is electrically connected to the image processing unit 20. The display unit 30 has a display screen 31. The image processing unit 20 normally displays the accessed basic meter image P1 on the display screen 31 (as shown in FIG. 3). In a preferred embodiment, the display unit 30 is a thin film transistor liquid crystal display (TFT-LCD), but the invention is not limited to this.

The external system image receiving unit 40 is electrically connected to the image processing unit 20, and the external system image receiving unit 40 can be communicatively connected to an external device A. The image processing unit 20 can receive an external system image P2 (as shown in FIG. 4) generated by the external device A through the external system image receiving unit 40, and synthesize the foreign system image P2 and the basic instrument image P1 into a composite image P3, and combine The composite image P3 is displayed on the display screen 31 (as shown in FIG. 5). In a preferred embodiment, the external system image receiving unit 40 includes a decoder 41 (Decoder), whereby the decoder 41 decodes the external system image P2 so that the external system image P2 can be displayed on the display screen 31.

In addition, the communication link between the external system image receiving unit 40 and the external device A may be a wired communication link or a wireless communication link. Wherein, the wired communication link is, for example, a video interface such as USB (Type-A/B/C), HDMI, and CVBS; and the wireless communication link may be Wi-Fi, radio frequency identification (RFID) , Or Bluetooth (Bluetooth) and other wireless transmission technologies. This creation is not limited to the above examples of wired or wireless communication connections. Any technology that can achieve the communication connection between the external system image receiving unit 40 and the external device A is within the scope of this creation.

In a preferred embodiment, the external device A is a portable smart phone, but this creation is not limited to this, such as a portable device such as a tablet computer or a notebook computer, or a cloud server that can be connected to the Internet. The remote communication link, as long as it can provide external system image P2 independently of the digital meter 100, it belongs to the scope of the external device A described in this creation.

When the digital meter 100 of this embodiment is implemented, the meter image storage unit 10 stores the basic meter image P1, and the image processing unit 20 accesses the basic meter image P1 from the meter image storage unit 10, and receives the basic meter image P1 in the digital meter 100 through an external system image. When the unit 40 is connected to the external device A in communication, the external device A generates an external system image P2 that is received by the image processing unit 20 via the external system image receiving unit 40, and the external system image P2 and the basic instrument image P1 are synthesized into a composite image P3, and The composite image P3 is displayed on the display screen 31.

In a preferred embodiment, the composite image P3 includes a first display area Z1 and a second display area Z2 displayed on the display screen 31 (as shown in FIG. 5), wherein the first display area Z1 displays the basic meter image P1 , The second display zone Z2 displays the image of the foreign system. Preferably, the composite image P3 is further superimposed on the external system image P2 and covers the part of the basic meter image P1 to form the first display zone Z1 and the second display zone Z2.

In this preferred embodiment, the external system image P2 is taken as an example of the user interface projected by the smartphone (as shown in Figure 4), which is superimposed on the display screen 31 when combined with the basic instrument image P1 The basic instrument image P1 is within the original display range. As shown in Figure 4, in this embodiment, the area displayed in the middle of the basic instrument image P1, including the locomotive image and its surrounding signs, is replaced by the external system image P2, which is synthesized into a composite image P3. The display screen 31 is displayed. At this time, the second display area Z2 is displayed in the first display area Z1 and overlaps.

Continuing, the part covered by the external system image P2 is the one that does not necessarily need to be displayed when the vehicle is driving but can be ignored. For example, as shown in Figure 5, the basic instrument image P1 can still be displayed on the display screen 31 when the vehicle is driving. Images (such as speed sign P101, direction indicator P102, fuel level warning sign P103, and water temperature warning sign P104, etc.), while ABS indicator P108, tire pressure display sign P110, key far away warning sign P112, and locomotive images are It is not displayed temporarily, so the synthesis with the external system image P2 will not affect the display of the original basic instrument image P1, so as to achieve the integration effect of displaying the external system image P2 in the basic instrument image P1. Compared with the external system image P2 and the basic instrument image P1 in the display screen 31, the display effect of the external system image P2 superimposed on the basic instrument image P1 is not only more integrated, but also easy for users. Watch.

In different implementations, the position and size displayed on the display screen 31 included in the basic meter image P1 including the above-mentioned marks P101~P112 and other images are not necessarily fixed as in the above embodiment, which means the basic meter image When P1 is combined with the external system image P2, the aforementioned signs P101~P112 and other images included in the basic instrument image P1 can be adjusted to the position and size displayed on the display screen 31 according to the settings; furthermore, the combination of the above embodiment Image P3, in which the basic instrument image P1 is superimposed by the external system image P2 and the covered part is completely hidden, but this is only an implementation of this creation. In different implementations, for example, the composite image P3 is displayed on the display screen 31 When the system image P2 is superimposed and overlaid on the basic meter image P1, the system image P2 can also be distinguished by transparency. For example, the composite image P3 shows that the system image P2 is displayed in a state of low transparency and less transparency and is clearly visible. The basic meter image P1 The part superimposed by the external system image P2 is displayed in a highly transparent and relatively transparent state and is slightly visible. At this time, the part of the basic instrument image P1 in the composite image P3 superimposed by the external system image P2 is still visible in the display screen 31. In this way, the image configuration and display of the basic instrument image P1 and the external system image P2 included in the display screen 31 can be more flexible when they are synthesized.

From the above description, it is not difficult to find that the feature of this creation is that this creation uses the digital meter 100 to communicate with the external device A to obtain the external system image P2, and after synthesizing the external system image P2 and the basic instrument image P1 into a composite image P3, The composite image P3 can be displayed on the display screen 31 of the display unit 30, so that the digital meter 100 has the function of synthesizing external system images. Therefore, the digital meter 100 of this creation only needs to have the display function of the basic meter image P1, and the external system image receiving unit 40 can communicate with the external device A, and then the external system image P2 can be obtained from the external device A and synthesized for display. When the image P3 is displayed, it will not affect the display function of the basic instrument image P1 on the display screen 31, and the digital instrument 100 of this creation is universally used for all types of external devices A, thereby achieving the low cost and high versatility of the digital instrument 100 , And the efficiency of the display function is greatly improved.

This creation has been disclosed in a preferred embodiment above, but those familiar with this technology should understand that this embodiment is only used to describe the creation, and should not be interpreted as limiting the scope of this creation. It should be noted that all changes and replacements equivalent to this embodiment should be included in the scope of this creation. Therefore, the scope of protection of this creation shall be subject to the scope of the patent application.

100: digital meter 10: Instrument image storage unit 20: Image processing unit 30: display unit 31: Display screen 40: External system image receiving unit 41: Decoder A: External device P1: Basic instrument image P101: Speed sign P102: Direction indicator P103: Fuel quantity warning sign P104: Water temperature warning sign P105: Time display sign P106: Fixed width light sign P107: Battery indicator P108: ABS indicator P109: Engine self-check mark P110: Tire pressure display sign P111: High beam indicator P112: Keep the key away from the warning sign P2: External system image P3: Composite image Z1: The first display area Z2: Second display area

FIG. 1 is a block diagram of the units included in the digital meter of the creative embodiment and the communication link with external devices. Fig. 2 is a schematic diagram of the circuit of the digital meter of this creative embodiment. Figure 3 is a schematic diagram of the basic instrument image displayed on the display screen of the creative embodiment. FIG. 4 is a schematic diagram of the synthesis of the basic instrument image and the external system image of this creative embodiment. Fig. 5 is a schematic diagram of the composite image displayed on the display screen of this creative embodiment.

100: digital meter

10: Instrument image storage unit

20: Image processing unit

30: display unit

31: Display screen

40: External system image receiving unit

41: Decoder

A: External device

P1: Basic instrument image

P2: External system image

P3: Composite image

Claims (7)

A digital instrument with the function of synthesizing external system images, which is applied to vehicles, including: An instrument image storage unit, which stores a basic instrument image; An image processing unit electrically connected to the meter image storage unit, and the image processing unit accesses the basic meter image from the meter image storage unit; A display unit electrically connected to the image processing unit, the display unit having a display screen, and the image processing unit normally displays the accessed image of the basic instrument on the display screen; and An external system image receiving unit electrically connected to the image processing unit, the external system image receiving unit can be communicatively connected to an external device, and the image processing unit can receive the external device via the external system image receiving unit to generate an external system The image, and the external system image and the basic instrument image are synthesized into a synthesized image and displayed on the display screen. The digital instrument with the function of synthesizing external system images as described in claim 1, wherein the display unit is a thin film transistor liquid crystal display. The digital instrument with a function of synthesizing images of an external system according to claim 1, wherein the external system image receiving unit is connected to the external device in a wired communication connection or a wireless communication connection. The digital instrument with a function of synthesizing foreign system images according to claim 1, wherein the foreign system image receiving unit includes a decoder for decoding the foreign system images. The digital instrument with the function of synthesizing external system images as described in claim 1, wherein the basic instrument image includes speed signs, direction indicators, fuel quantity warning signs, water temperature warning signs, time display signs, and fixed-width light signs , Battery indicator sign, ABS indicator sign, engine self-inspection sign, tire pressure display sign, high beam indicator sign, and key far away warning sign at least one. The digital instrument with the function of synthesizing external system images as described in claim 1, wherein the vehicle is a two-wheeled fuel locomotive or electric locomotive, or a four-wheeled car, truck, or ATV. The digital instrument with the function of synthesizing external system images as described in claim 1, wherein the external device is a portable smart phone, a tablet computer or a notebook computer, or a cloud server.

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