KR200302258Y1 - Wireless data transmission digital camera - Google Patents

Abstract

The present invention relates to a digital camera for wireless data transmission, and more particularly, to a digital camera for wireless data transmission which enables capturing and then transmitting image data corresponding thereto as wireless data. Not only can you easily replace the lens that detects moving images according to your purpose, but it can also detect various moving functions of digital cameras by notifying you of the location of digital cameras when it detects moving images in fixed position or moving space and outputs them as wireless data. With minimal functionality for outputting wireless data without using it, it can easily detect the position of the digital camera in a fixed position or mobile space to quickly deal with theft or security abnormalities, and use only minimum power. Because the power consumption is very small There are eonan effect.

Description

Digital camera for wireless data transmission {WIRELESS DATA TRANSMISSION DIGITAL CAMERA}

The present invention relates to a digital camera for wireless data transmission, and more particularly, to a digital camera for wireless data transmission capable of capturing an image and converting image data corresponding thereto into wireless data.

In the conventional digital camcorder having a wireless transmission function, as shown in FIG. 1, in a digital camcorder having a wireless transmission function, the MPEG video signal output from the MPEG encoder 11b of the digital camcorder 11 is externally provided. A PCMCIA slot 11a for; And a wireless LAN card 12 for wirelessly transmitting MPEG video signals through the PCMCIA slot 11a.

In addition, as shown in FIG. 2, the WLAN card 12 includes a controller (MAC) for performing signal processing on an MPEG video signal according to a predetermined communication protocol, and a digital modulator for modulating the digital signal of the controller. A base band portion 12a; An RF unit 12b converts a signal from the baseband unit 12a into a radio signal and transmits the same through an antenna.

That is, when the operation process of the conventional digital camcorder having a wireless transmission function is described with reference to FIGS. 1 and 2, the MPEG video signal output from the internal MPEG encoder 11b on one side of the digital camcorder 11. When the PCMCIA (Personal Computer Memory Card International Association) slot 11a is provided for externally providing the wireless LAN card 12, and the wireless LAN card 12 is connected to the PCMCIA slot 11a, the digital camcorder 11 Video signal is wirelessly transmitted to the computer.

2, the video signal output from the internal MPEG encoder 11b of the digital camcorder 11 is transmitted to the WLAN card 12 through the PCMCIA slot 11a. The baseband unit 12a of the LAN card 12 processes the received video signal according to the wireless LAN communication protocol, directly performs the sequence spread spectrum, and then provides the RF unit 12b to the RF unit 12b. The received video signal is converted into a wireless signal and then transmitted wirelessly to a computer through an antenna.

Then, the computer on which the wireless LAN card 12 is installed receives the video signal of the digital camcorder 11 wirelessly through the wireless LAN, and stores the received video signal or performs a desired process. It will be possible.

However, since the digital camcorder having the conventional wireless transmission function performs the role of a camcorder used in a general home and the like, and also takes the wireless transmission function, power consumption is reduced by simultaneously performing the function of the camcorder itself and the wireless data transmission function. There were many problems.

In addition, when using a conventional home digital camcorder as described above, it is not only possible to easily replace the lens mounted on the camcorder according to the user's purpose of use, but also to install the camcorder in a fixed position. When installed, there was a problem in that the location of the moving camcorder could not be accurately determined.

Therefore, the present invention is to solve the above-mentioned conventional problems, the object of the present invention is not only to easily replace the lens for detecting a video according to the purpose of use, but also to fix the video in a fixed position or moving space The present invention provides a digital camera for wireless data transmission that can easily inform the moving position of the digital camera when it detects and outputs the wireless data.

In order to achieve the above object, the present invention wireless data transmission digital camera includes an image detection unit for outputting image data corresponding to the detected moving image while having a lens mounted thereon to detect a moving image;

An image digital converter which receives the image data output from the image detector and converts the image data into digital data;

A buffer which transmits the digital data output from the image digital converter to be sequentially processed after being temporarily stored;

A controller for receiving and outputting digital data sequentially output from the buffer, and receiving wireless data and outputting a control signal corresponding thereto;

A wireless data converter which receives digital data output through the controller and converts the digital data into wireless data;

A drive signal output unit for receiving a control signal output from the controller and outputting a corresponding drive signal to output wireless data;

A wireless local area communication unit which receives a driving signal output from the driving signal output unit, requests an IP from a wireless communication network repeater, and outputs wireless data according to IP allocation;

And a position data output unit configured to receive visual data, coordinate data, and direction data from the control signal and the GPS satellites output from the controller, and output position data for indicating the position of the digital camera.

1 is a block diagram showing a digital camcorder having a conventional wireless transmission function;

2 is a block diagram showing a radio transmitter in a digital camcorder having a conventional radio transmission function;

3 is a block diagram illustrating a digital camera for wireless data transmission according to an embodiment of the present invention.

<Explanation of symbols for the main parts of the drawings>

100: image detection unit 110: lens

200: video digital converter 300: buffer

400: control unit 500: wireless data conversion unit

600: drive signal output unit 700: wireless short-range communication unit

800: position data output unit

Hereinafter, a digital camera for wireless data transmission according to an embodiment of the present invention will be described in detail with reference to the accompanying drawings.

3 is a block diagram showing a digital camera for wireless data transmission.

3, the image detector 100, the image digital converter 200, the buffer 300, the controller 400, the wireless data converter 500, and the driving signal output unit 600 are illustrated in FIG. 3. And a wireless local area communication unit 700 and a position data output unit 800, and the image detection unit 100 outputs image data corresponding to the detected video while the lens 110 is mounted to detect the video. It plays a role.

In addition, the image digital converter 200 receives the image data output from the image detector 100, converts the image data into digital data, and outputs the image data. The buffer 300 includes the image digital converter 200. Temporarily stores and transmits the digital data output from the system for temporary processing.

Subsequently, the controller 400 receives and outputs digital data sequentially output from the buffer 300, receives wireless data, and outputs a control signal corresponding to the wireless data. 500 receives the digital data output through the control unit 400 and converts the digital data into wireless data.

In addition, the driving signal output unit 600 receives a control signal output from the control unit 400 and outputs a corresponding driving signal to output wireless data.

In addition, the wireless local area communication unit 700 receives a driving signal output from the driving signal output unit 600 and requests an IP (Information Provider) to a wireless communication network repeater and then outputs wireless data according to IP allocation. .

Subsequently, the position data output unit 800 receives a control signal output from the controller 400 and visual data, coordinate data, and direction data from a GPS satellite, and outputs position data for indicating a position of the digital camera. Do it.

Hereinafter, an operation process of the digital camera for wireless data transmission configured as described above will be described.

First, when a digital camera is installed at a desired position to detect a video using a digital camera in an unspecified area for security purposes, the lens 110 is mounted to detect the video as shown in FIG. 3. The image detection unit 100 outputs image data corresponding to the moving image detected through the lens 110.

At this time, the lens 110 mounted on the image detection unit 100 is a lens 110 according to the purpose desired by the user, for example, precision using the screw (1) formed on the front portion of the camera that is commonly used ) Can be replaced.

Then, the image digital converter 200 receives the image data output from the image detector 100, converts the image data into digital data, and outputs the converted digital data. In the buffer 300, the image digital converter 200 It receives digital data output from and saves it temporarily so that it can be processed sequentially.

Subsequently, the controller 400 receives and outputs digital data output from the buffer 300, and the wireless data converter 500 receives the digital data transmitted through the controller 400 and converts the digital data into wireless data. Output

In this case, the control unit 400 receives the wireless data output from the wireless data conversion unit 500 and outputs a control signal corresponding thereto, and the driving signal output unit 600 outputs the control signal output from the control unit 400. Outputs a driving signal corresponding to the output so as to output the wireless data.

Then, the wireless local area communication unit 700 receives the control signal output from the drive signal output unit 600 and requests a wireless communication network repeater (not shown) for outputting wireless data, and then outputs wireless data according to IP allocation. do.

In this case, the wireless short-range communication unit 700 may use the ultra high speed wireless LAN (Ultra High Speed Wireless LAN) currently performed on a country basis, the above-mentioned ultra high speed wireless LAN at a high speed that can transmit up to 155Mbps indoors You can do high quality video conferencing.

In addition, the position data output unit 800 receives visual data, coordinate data, and direction data from a control signal output from the controller 400 and a GPS (Global Positioning System) satellite (not shown) to inform the position of the digital camera. Output position data for

As described above, the digital camera for wireless data transmission according to the present invention can not only replace a lens for detecting a video according to the purpose of use, but also detect a video at a fixed position or moving space and output the wireless data. When the location of the digital camera is notified, it has a minimum function for outputting wireless data without using various functions of the digital camera. In addition to being able to quickly deal with abnormal signs of the image, the use of a minimum power source has a very good effect of low power consumption.

Claims (2)

An image detection unit equipped with a lens to detect a moving image and outputting image data corresponding to the detected moving image; An image digital converter which receives the image data output from the image detector and converts the image data into digital data; A buffer which transmits the digital data output from the image digital converter to be sequentially processed after being temporarily stored; A controller for receiving and outputting digital data sequentially output from the buffer, and receiving wireless data and outputting a control signal corresponding thereto; A wireless data converter which receives digital data output through the controller and converts the digital data into wireless data; A drive signal output unit for receiving a control signal output from the controller and outputting a corresponding drive signal to output wireless data; A wireless local area communication unit which receives a driving signal output from the driving signal output unit, requests an IP from a wireless communication network repeater, and outputs wireless data according to IP allocation; Digital camera for wireless data transmission comprising a position data output unit for receiving the control signal output from the control unit and the time data, coordinate data and direction data from the GPS satellite to output the position data for indicating the position of the digital camera . The digital camera for wireless data transmission as claimed in claim 1, wherein the lens mounted to the image detection unit can be replaced according to a purpose of use.