TW202404344A - Image processing system for monitoring environment condition - Google Patents

Abstract

The present invention is related to a video processing system for monitoring environment condition. The system comprises a video camera, an environment detector, a digital video recorder and a coaxial cable. The video camera is provided with an image sensor for generating an original environment image, an image processor, a data processor and a wireless receiver. The environment detector has at least one sensor and a wireless transmitter, and an environment data is continuously received by the at least one sensor for transmitting to the video camera through the wireless transmitter. Wherein, the data processor transforms the environment data to a monitoring data, and the image processor is capable of generating a monitoring environment image by combining the original environment image and the monitoring data. Thereby, the digital video recorder can directly receive the monitoring environment image attaching the monitoring data permanently without updating the software and hardware, so that the cost of adding system function will be reduced.

Description

Image processing system for monitoring environmental conditions

The present invention relates to an analog image processing system that uses coaxial cable transmission, and in particular to an image processing system that directly combines monitoring data with environmental images from a photography device.

With the rapid development of science and technology, in order to protect the personal safety of people in public places, homes, social residences or office buildings, it is necessary to install them in home environments, office areas, elevators, gates, streets, tracks, bridges or vehicles, etc. Surveillance devices are currently the most common form of protection.

Surveillance devices can be divided into fixed-point surveillance systems and mobile driving recorders according to different purposes of use. Traditional surveillance systems are divided into two categories: analog camera devices and digital network camera devices (IP Cemera). Among them, analog cameras The photography device is composed of multiple cameras and multiple transmission lines coupled with an image splitter to transmit multiple image signals to a monitor for monitoring, or to connect to a video host to store the image signals.

However, since the image signal output by this type of photographic device is an analog signal, it can only be stored on the video host as an analog image signal and cannot be output to other digital devices for display or storage. Therefore, currently, in the environment Most monitoring systems for space monitoring use digital network cameras combined with environmental monitoring devices, so that environmental monitoring data and digital image signals must be transmitted to a digital video host in order to achieve the purpose of monitoring environmental conditions.

However, due to the high cost of constructing digital network photography devices, most users who have already used analog photography devices will often give up replacing the original analog photography devices with digital network cameras for environmental monitoring in consideration of economic benefits. Monitoring, in view of this, it is necessary to develop an image processing system that can monitor environmental conditions without changing the analog video host.

The main purpose of the present invention is to enable a digital image recording device that uses analog signal transmission to directly obtain environmental monitoring images added with monitoring information, so that the digital image recording device does not need to additionally update the software and hardware, and can use the original device to cooperate with the photography device and Environmental monitoring devices significantly reduce the cost of upgrading the image processing system's functions.

The secondary purpose of the present invention is that the monitoring information is permanently displayed in the environmental monitoring image, and the monitoring information in the environmental monitoring image cannot be deleted or modified by the digital image recording device.

Another object of the present invention is that the photography device can selectively generate original environmental images and/or environmental monitoring images, so that users can adjust the received image format themselves before starting monitoring and recording.

In order to achieve the above object, the image processing system for monitoring environmental conditions of the present invention includes: a photographing device, an environment sensing device, a digital video recording device (DVR), and a coaxial cable; wherein, the photographing device has an image sensing device (CMOS), an image processor (ISP), a message processor and a wireless receiver, the image sensor can obtain an environmental original image from an external environment; the environment sensing device has at least one sensor and a wireless transmitter that has been paired with the wireless receiver, obtains continuous environmental data from the at least one sensor, and the environmental data is transmitted by the wireless transmitter to the wireless receiver of the photography device; the coaxial cable The wires are electrically connected to the photography device and the digital image recording device.

Among them, the information processor converts the environmental data into a monitoring message composed of at least one of text, symbols and patterns; the image processor can temporarily display an adjustment menu, and can generate a monitoring message and a monitoring message. The environmental monitoring image combined with the original environmental image causes the monitoring information to be permanently displayed in the environmental monitoring image; the environmental monitoring image is transmitted to the digital image recording device via the coaxial cable.

In a preferred embodiment, the monitoring information in the environmental monitoring image cannot be deleted and modified on the digital image recording device. The monitoring information includes at least one of temperature, humidity, air quality (including various gases, such as formaldehyde, carbon monoxide, carbon dioxide, etc.), noise, ultraviolet rays, water level, wind speed, soil value, and brightness.

The photography device can directly transmit the original image of the environment to the digital image recording device after obtaining a first adjustment command; and the photography device will change the original image of the environment back to the environment after obtaining a second adjustment command. Monitor images for transmission, so that the digital image recording device can selectively receive one of the original environment image and the environment monitoring image; furthermore, the photography device can, after obtaining a third adjustment command, adjust the The original surrounding image is transmitted to the digital image recording device together with the environmental monitoring image.

In a possible embodiment, the photography device further has a temporary memory, the environment data is stored in the temporary memory, and the temporary memory will be deleted after the information processor obtains the environment data. The environmental data.

The image processor has a first screen menu module (OSD). The first screen menu module is used to add the monitoring information to a designated position of the original image of the environment, so that the position of the monitoring information on the original image of the environment is Unable to move; the digital image recording device further has a second screen menu module. The second screen menu module can add image source information paired with the camera device to the screen of the environmental monitoring image. The environmental monitoring image The image source information position on the image can be moved and changed.

The characteristic of the present invention is that at least one environmental data obtained by the environmental sensing device is wirelessly transmitted to the photographing device, and the image processor of the photographing device directly converts the environmental data into the text message, and the text message is permanently The environmental monitoring image is formed by combining the original image of the environment, so that the digital image recording device can directly obtain and display the environmental monitoring image without additional hardware and software replacement, reducing the cost of upgrading the image processing system. the cost of.

In order to facilitate a further clear and detailed understanding of the structure, use and characteristics of the present invention, preferred embodiments are enumerated and described in detail with reference to the drawings as follows:

Please refer to the figure. The image processing system 1 of the present invention mainly uses analogy to continuously transmit environmental data of the monitored environmental status. The image processing system 1 includes a plurality of photography devices 2, a plurality of environment sensing devices 3, a plurality of Coaxial cable 4 and a digital video recording device 5 (Digital Video Recorder). Among them, the photography devices 2 can be distributed in different places to capture images of different areas; the environment sensing devices 3 are arranged one-to-one or many-to-one near the photography devices 2 so that various images in different areas can be captured. Environmental data 6 can be collected to the environmental sensing devices 3; one end of the coaxial cable 4 is connected to different photography devices 2, and the other end of the coaxial cable 4 is electrically connected to The digital image recording device 5.

Please refer to FIG. 2 . The environment sensing device 3 has at least one sensor that can obtain continuous environmental data 6 and a wireless transmitter 30 that can transmit the environmental data 6 in the near field wirelessly. In a possible embodiment of the figure, the environment sensing device 3 is equipped with a temperature sensor 31 , a humidity sensor 32 and an ultraviolet sensor 33 . However, this is only for convenience of illustration. That is, the environment sensing device 3 can also be equipped with an air sensor (including various gases, such as formaldehyde, carbon monoxide, carbon dioxide, etc.), a noise sensor according to different needs. sensor, a wind speed sensor, a water level sensor, a brightness sensor or a geological sensor.

The photographing device 2 has an image sensor 20, a message processor 21, an image processor 22, a temporary memory 23 and a wireless receiver 24 paired with the wireless transmitter 30, wherein the image processing The device 22 is electrically connected to the image sensor 20 and the information processor 21, and the temporary memory 23 is electrically connected to the wireless receiver 24 and the information processor 21.

Please refer to FIG. 3 . The image sensor 20 can be obtained from an external environment by a photosensitive coupling device (CCD, Charge Coupled Device) or a complementary metal oxide semiconductor (CMOS, Complementary Metal-Oxide Semiconductor). An environmental original image 7; Among them, the image quality of the photosensitive coupling element is better than that of the complementary metal oxide semiconductor, and the complementary metal oxide semiconductor has the advantages of low cost, low power consumption and high integration.

The wireless receiver 24 can maintain a connection with the wireless transmitter 30 and continuously obtain the environmental data 6 from the wireless transmitter 30 for transmission to the temporary memory 23 . The environment data 6 in the temporary memory 23 will be deleted after the information processor 21 obtains the environment data 6 . The information processor 21 can obtain the environmental data 6 from the temporary memory 23, and convert it into at least one of text, symbol and pattern according to different types of environmental data 6 (such as temperature, humidity, weather). A monitoring message 8 composed of (such as: temperature value, humidity value, weather map).

The image processor 22 can optionally be composed of a digital signal processor (DSP, DIGITAL SIGNAL PROCESSING) or an image signal processor (ISP, IMAGE SIGNAL PROCESSOR). The image processor 22 has a first screen menu module 25 (OSD, On Screen Display) that can temporarily display an adjustment menu, and the first screen menu module 25 can combine at least one monitoring message 8 with the original environment The images 7 are combined to form an environmental monitoring image 9, so that the monitoring information 8 will be permanently displayed on the environmental monitoring image 9; and the environmental monitoring image 9 will be transmitted to the digital image recording device through the coaxial cable 4 5. In a possible embodiment, the first screen menu module 25 can add the monitoring information 8 to a designated position of the environment original image 7 so that the position of the monitoring information 8 on the environment original image 7 cannot be moved.

Please refer to Figure 2 again. The digital image recording device 5 includes a monitoring host 50, a display 51 and an operation interface 52. The monitoring host 50 has a large-capacity hard disk that can store the photographing device 2 for a long time. and because the monitoring host 50 obtains the environmental monitoring image 9 through the coaxial cable 4, the environmental monitoring image 9 has a high frame rate monitoring screen, and even moving objects can be clearly captured. displayed on the display 51. The operation interface 52 includes a mouse and a keyboard, and can perform operations such as adjusting the focus of the photography device 2 or changing the image presentation mode of the display 51 .

In addition, the monitoring host 50 of the digital image recording device 5 has a second screen menu module 53. The second screen menu module 53 can add an image source information paired with the photographing device 2 to the environmental monitoring image 9. On the screen, the image source information position on the environmental monitoring image 9 can be moved and changed; however, this is only for convenience of illustration, that is, the second screen menu module 53 can add additional information to the environmental monitoring Image 9, but the monitoring information 8 in the environmental monitoring image 9 cannot be deleted and modified on the digital image recording device 5.

Please refer to FIGS. 4A to 4C . The digital image recording device 5 can selectively generate one of a first adjustment command 54 , a second adjustment command 55 and a third adjustment command 56 to transmit to the photography device. 2. Among them, the photography device 2 can directly transmit the original environment image 7 to the digital image recording device 5 after obtaining a first adjustment command 54; after obtaining a second adjustment command 55, the photography device 2 can The environmental monitoring image 9 is then transmitted to the digital image recording device 5; furthermore, the photography device 2 can, after obtaining a third adjustment command 56, transmit the surrounding original image and the environmental monitoring image 9 to The digital image recording device 5. Thereby, the user can decide whether the image to be received by the digital image recording device 5 is the original environment image 7 , the environment monitoring image 9 , or both the environment original image 7 and the environment monitoring image 9 .

1:Image processing system 2: Photography device 20:Image sensor 21:Message processor 22:Image processor 23: Temporary memory 24:Wireless receiver 25:First screen menu module 3: Environment sensing device 30:Wireless transmitter 31:Temperature sensor 32:Humidity sensor 33:UV sensor 4: Coaxial cable 5:Digital video recording device 50: Monitor host 51:Display 52: Operation interface 53: Second screen menu module 54: First adjustment command 55: Second adjustment command 56: The third adjustment instruction 6: Environmental data 7: Original environment image 8: Monitoring messages 9: Environmental monitoring images

Figure 1 is a schematic diagram of an image processing system for monitoring environmental conditions according to the present invention; Figure 2 is a block diagram of the image processing system; Figure 3 is a block schematic diagram of a photographic device generating environmental monitoring images; and 4A to 4C are schematic diagrams of the output of the photography device receiving different adjustment instructions.

1:Image processing system

2: Photography device

20:Image sensor

21:Message processor

22:Image processor

23: Temporary memory

24:Wireless receiver

25:First screen menu module

3: Environment sensing device

30:Wireless transmitter

31:Temperature sensor

32:Humidity sensor

33:UV sensor

5:Digital video recording device

50: Monitor host

51:Display

52: Operation interface

53: Second screen menu module

Claims (7)

An image processing system that monitors environmental conditions, including: A photography device having an image sensor, an image processor, a message processor and a wireless receiver, the image sensor can obtain an environmental original image from an external environment; An environment sensing device has at least one sensor and a wireless transmitter that has been paired with the wireless receiver. The at least one sensor obtains continuous environmental data, and the environmental data is transmitted by the wireless transmitter to the wireless receiver of the photographic device; a digital video recording device, and A coaxial cable electrically connected to the photographic device and the digital image recording device; Wherein, the information processor converts the environmental data into a monitoring message composed of at least one of text, symbols and patterns; The image processor can temporarily display an adjustment menu, and can generate an environmental monitoring image that combines the monitoring information with the original image of the environment, so that the monitoring information is permanently displayed in the environmental monitoring image; The environmental monitoring image is transmitted to the digital image recording device via the coaxial cable. The image processing system for monitoring environmental status as described in claim 1, wherein the monitoring information in the environmental monitoring image cannot be deleted and modified on the digital image recording device. The image processing system for monitoring environmental conditions as described in claim 1, wherein the monitoring information includes at least one of temperature, humidity, air quality, noise, ultraviolet rays, water level, wind speed, soil value, and brightness. The image processing system for monitoring environmental status as claimed in claim 1, wherein the photography device further has a temporary memory, the environmental data is stored in the temporary memory, and the temporary memory will be in the temporary memory. The message processor deletes the environment data after obtaining the environment data. The image processing system for monitoring environmental status as described in claim 1, wherein the photography device can directly transmit the original image of the environment to the digital image recording device after obtaining a first adjustment instruction; and the photography device obtains a first adjustment instruction. After the second adjustment command, the original environmental image will be changed back to the environmental monitoring image for transmission, so that the digital image recording device can selectively receive one of the original environmental image and the environmental monitoring image. The image processing system for monitoring environmental status as described in claim 5, wherein the photography device can transmit the original surround image and the environment monitoring image to the digital image recording device after obtaining a third adjustment command. The image processing system for monitoring environmental status as claimed in claim 1, wherein the image processor has a first screen menu module, and the first screen menu module is used to add the monitoring information to a specified part of the original image of the environment. position, so that the position of the monitoring information on the original image of the environment cannot be moved; the digital image recording device further has a second screen menu module, and the second screen menu module can add an image source information paired with the photography device On the screen of the environmental monitoring image, the position of the image source information on the environmental monitoring image can be moved and changed.