CN101155270A - VCR - Google Patents

Abstract

A video recorder mainly comprises an image processing unit and a storage unit. The image processing unit performs image coding and decoding and image compression on the received image signal and stores the image signal in the storage unit. The recorder can include a receiving unit with a digital signal receiving end and/or an analog signal receiving end, which receives the digital image signal and/or the analog image signal, processes and stores the digital image signal and/or the analog image signal. The recorder can also include a wireless transceiver module for receiving the wireless image signal, processing and storing the wireless image signal, or outputting the wireless image signal. In addition, the recorder can include an output unit having a digital signal output terminal and/or an analog signal output terminal for outputting a digital image signal and/or an analog image signal.

Description

VCR

technical field

The present invention relates to a video recorder, and in particular to a video recorder capable of simultaneously receiving/outputting different types of video signals and processing the video signals.

Background technique

Under the advanced technology of communication signal processing today, because the loss rate of using digital signals to transmit images is low, the image devices of surveillance cameras have gradually developed from analog cameras to digital cameras, and digital cameras can receive received images. The analog signal is converted to a digital signal and sent to the VCR. However, users may install analog cameras or digital cameras due to different application requirements, and may even need to connect to the monitoring images of other location cameras through the network.

If the user wants to connect the surveillance image of the camera to the storage device, the images captured by different types of cameras need to be equipped with a video recorder of the same type. Since traditional video recorders are also divided into digital and analog types according to different camera types, they cannot receive different types of signals at the same time. Therefore, if the user needs to process the digital video signal and the analog video signal at the same time, multiple video recorders of different types need to be installed. In addition to occupying space and increasing costs, there are many steps and procedures when installing the camera, so it is time-consuming and labor-intensive.

Contents of the invention

The object of the present invention is to provide a video recorder, which has a digital signal receiving end and an analog signal receiving end. The digital image signal can be received by the digital signal receiving end, or the analog image signal can be received by the analog signal receiving end, and the image data can be stored after image processing.

Another object of the present invention is to provide a video recorder, which has a wired signal receiving end and a wireless transceiver module. The wired image signal can be received by the wired signal receiving end, or the wireless image signal can be received by the wireless transceiver module, and the image data can be stored after image processing.

Another object of the present invention is to provide a video recorder with a digital signal output terminal and an analog signal output terminal. The video recorder receives image signals, and the image data after image processing can output digital image signals through the digital signal output end, or output analog image signals through the analog signal output end, and store the image data after image processing.

Another object of the present invention is to provide a video recorder, which has a wired signal output terminal and a wireless transceiver module. The video recorder receives the image signal, and the image data after image processing is outputted through the wired signal output terminal, or the wireless image signal is output through the wireless transceiver module, and the image data after image processing is stored.

To achieve the above and other objectives, the present invention proposes a video recorder comprising: a receiving unit, an image processing unit, and a storage unit. The receiving unit has at least one digital signal receiving end and at least one analog signal receiving end. The digital signal receiving end is used for receiving digital image signals, and the analog signal receiving end is used for receiving analog image signals. The image processing unit is coupled to the receiving unit, and is used for encoding, decoding and compressing the image signal received by the receiving unit, and outputting image data. The storage unit is coupled to the image signal processing unit for storing the image data output by the image signal processing unit.

The present invention further proposes a video recorder including: a wireless transceiver module, a receiving unit, an image processing unit, and a storage unit. The wireless transceiver module is used for transmitting and receiving wireless image signals. The receiving unit has at least one wired signal receiving end for receiving wired image signals. The image processing unit is coupled to the receiving unit, and is used for encoding, decoding and compressing the image signals received by the receiving unit and the wireless transceiver module, and outputting image data. The storage unit is coupled to the image signal processing unit for storing the image data output by the image signal processing unit.

The present invention further proposes a video recorder including: a storage unit, an output unit, and an image processing unit. The storage unit is used for storing image data. The output unit has at least one digital signal output end and at least one analog signal output end. The digital signal output end is used to output digital image signals, and the analog signal output end is used to output analog image signal. The image processing unit is coupled between the storage unit and the output unit, and is used for encoding, decoding and decompressing the image data, and outputting corresponding digital image signals and analog image signals through the output unit.

The present invention further proposes a video recorder including: a storage unit, a wireless transceiver module, an output unit, and an image processing unit. The storage unit is used for storing image data. The wireless transceiver module is used for transmitting and receiving wireless image signals. The output unit has at least one wired signal output end, and the wired signal output end is used for outputting wired image signals. The image processing unit is coupled to the storage unit, the wireless transceiver module, and the output unit, and is used to codec and decompress the image data, and output the corresponding wired image signal through the output unit, and output the corresponding wired image signal through the wireless transceiver module. Corresponding wireless video signal.

In another embodiment of the present invention, the above-mentioned wired signal receiving end includes a digital signal receiving end or an analog signal receiving end, the digital signal receiving end is used to receive digital image signals, and the analog signal receiving end is used to receive analog image Signal.

In another embodiment of the present invention, the above-mentioned image processing unit includes an address setting unit, which is used to set an IP address (IP address), so that the receiving unit is connected to the corresponding digital camera, and captures The digital image signal output by the digital camera.

Because the present invention adopts a structure for receiving/outputting digital video signals, analog video signals, and wireless video signals, the video recorder can receive video signals from different types of devices according to the user's needs, and can choose to output video according to the user's needs. The type of signal. At the same time, the structure of the present invention can reduce the design cost of the video recorder, make the video recorder suitable for digital, analog, wireless and network transmission, and greatly increase the convenience of using and setting the video recorder.

In order to make the above and other objects, features and advantages of the present invention more comprehensible, preferred embodiments of the present invention will be described in detail below together with the accompanying drawings.

Description of drawings

FIG. 1 is a video recorder according to an embodiment of the present invention.

Fig. 2 is a video recorder according to an embodiment of the present invention.

Fig. 3 is a video recorder according to an embodiment of the present invention.

Fig. 4 is a video recorder according to an embodiment of the present invention.

101, 201, 301, 401: receiving unit

102, 202, 302, 402: image processing unit

103, 203, 303, 403: storage unit

108, 208, 311, 411: address setting unit

110, 210, 310, 410: VCR

204, 404: wireless transceiver module

305, 405: output unit

Detailed ways

Fig. 1 is a video recorder of a preferred embodiment of the present invention. Please refer to FIG. 1 , the video recorder 110 includes a receiving unit 101 , an image processing unit 102 , and a storage unit 103 . The receiving unit 101 includes a plurality of digital signal receiving terminals D ₁ -D _M , which can be connected to digital cameras to receive digital image signals, and a plurality of analog signal receiving terminals A _{1 -AN} , which can be connected to analog cameras to receive For analog video signals, both M and N are positive integers.

In this embodiment, the digital image receiving terminals D ₁ -D _M may be network connectors (such as RJ45), and the analog signal receiving terminals A _{1 -AN} may be BNC connectors (bayonet neillconcelman connector) for receiving analog signals. Therefore, the video recorder 110 can be connected to a plurality of different types of cameras (such as digital cameras, analog cameras) via coaxial cables or network cables, and simultaneously receive multiple video signals. In another embodiment of the present invention, the above-mentioned digital image receiving terminals D ₁ -D _M can also be replaced by BNC connectors or telephone wire connectors (such as RJ-11).

The image processing unit 102 is coupled to the receiving unit 101 , decodes and compresses the digital image signal or the analog image signal received by the receiving unit 101 , and outputs an image data ID to the storage unit 103 . The storage unit 103 can generally use devices such as a hard disk recorder (Hard disk recorder), an optical disk, or a memory to store the image data after image processing.

Wherein, the digital signal receiving end of the receiving unit 101 can be a general network connector. Therefore, the receiving unit 101 can be connected to a network camera or a digital camera through a network cable to receive digital image signals. The image processing unit 102 includes an address setting unit 108 inside, and the receiving unit 101 can be connected to a network camera or a digital camera device at a corresponding address by setting the address to receive digital image signals.

Fig. 2 is a video recorder of another preferred embodiment of the present invention. Please refer to FIG. 2 , the video recorder 210 includes a receiving unit 201 , an image processing unit 202 , a storage unit 203 and a wireless transceiver module 204 . The receiving unit 201 includes digital signal receiving terminals D ₁ -D _M and analog signal receiving terminals A _{1 -AN} , and receives wired image signals transmitted by the camera through network cables or coaxial cables. The wireless transceiver module 204 can receive the wireless image signal transmitted by the camera or the wireless image signal transmitted by the electronic device (such as a mobile phone) with video transmission function through the wireless transmission protocol. The wireless transmission protocols include 802.11a, 802.11b, worldwide interoperability for microwave access (Wi-MAX) and other wireless transmission protocols.

Wherein, the image processing unit 202 is coupled to the receiving unit 201 and includes an address setting unit 208 inside. The receiving unit 201 sets a network address (such as a network address conforming to the Internet or LAN address protocol) through the address setting unit 208, which can be connected to a network camera or a digital camera at the corresponding address. The camera device is used for receiving wired image signals or wireless image signals.

The image processing unit 202 in the video recorder 210 is coupled to the receiving unit 201, and decodes and compresses the wired image signal received by the receiving unit 201 or the wireless image signal received by the wireless transceiver module 204, and outputs the image data ID to Storage unit 203. The storage unit 203 can use devices such as a hard disk recorder, an optical disk, or a memory to store the image data after image processing.

Fig. 3 is a video recorder of another preferred embodiment of the present invention. Please refer to FIG. 3 , the video recorder 310 includes a receiving unit 301 , an image processing unit 302 , a storage unit 303 , and an output unit 305 . The main difference between the embodiment in FIG. 3 and the embodiment in FIG. 1 is the output unit 305, which includes digital signal output terminals D' ₁ to D' _i and analog signal output terminals A' ₁ to A' _j , i, j All are positive integers.

In this embodiment, the digital image output terminals D' ₁ to D' _i can be network connectors (such as RJ45), and the analog signal receiving terminals A' ₁ to A' _j can be BNC connectors (bayonet neillconcelman connector). Therefore, the video recorder 310 can simultaneously output a plurality of different types of video signals (such as digital video signals, analog video signals) to the display device via a coaxial cable or network cable. In another embodiment of the present invention, the above-mentioned digital image output terminals D' ₁ -D' _i can also be replaced by BNC connectors or telephone wire connectors (such as RJ-11).

The image processing unit 302 can directly output the wired image signal received by the receiving unit 301 through the output unit 305 , or read the image data ID from the storage unit 303 and perform related image decoding operations, and then output through the output unit 305 . For the rest of the operation details of the embodiment in FIG. 3 , please refer to the description of the embodiment in FIG. 1 , which will not be repeated here.

Fig. 4 is a video recorder of another preferred embodiment of the present invention. Please refer to FIG. 4 , the video recorder 410 includes a receiving unit 401 , an image processing unit 402 , a storage unit 403 , a wireless transceiver module 404 , and an output unit 405 . Wherein, the main difference between the embodiment in FIG. 4 and the embodiment in FIG. 3 lies in the wireless transceiver module 404 . Therefore, the video recorder 410 can receive and transmit wireless video signals through the wireless transceiver module 404, or receive wired video signals through the receiving unit 401, that is, digital video signals and analog video signals, and then output the required video signals through the output unit 405. Wired video signal. In this embodiment, the video recorder 410 can simultaneously or independently output wireless video signals and wired video signals through the wireless transceiver module 404 and the output unit 405 .

In other words, the video recorder 410 can simultaneously or independently receive wired video signals and wireless video signals, and the received video signals can be stored in the storage unit 403 after video encoding or compression. When the video recorder 410 needs to output video signals, it can output wireless video signals and wired video signals through the output unit 405 and the wireless transceiver module 404 simultaneously or independently. The image processing unit 402 can directly output the image signal received by the receiving unit 401 and the wireless transceiver module 404 via the output unit 405 and the wireless transceiver module 404, or output according to the image data ID stored in the storage unit 403. corresponding video signal. The rest of the operation details of the embodiment in FIG. 4 are described in detail in the above-mentioned embodiments in FIGS. 1 to 3. Those with ordinary knowledge in this technical field should be able to easily deduce them through the disclosure of the present invention, and will not repeat them here. .

It is worth mentioning that although the above-mentioned embodiment has described a possible type of the mechanism of the video recorder of the embodiment of the present invention, those skilled in the art should know that for the device receiving the source signal or the output signal The external device and the medium for sending and receiving signals are different. For example, the device can be a video camera or a digital TV, and the medium for sending and receiving signals can be a network cable, a coaxial cable or a telephone line, etc. Therefore, the application of the invention should not be limited to this possible type. In other words, as long as it is capable of sending and receiving digital signals and analog signals and wired signals, or using a wireless transceiver module to send and receive wireless signals to expand the use of video recorders, it is already in line with the spirit of the present invention.

To sum up, the video recorder mechanism of the present invention receives different types of source signals according to different needs and purposes of users, and stores and outputs different types of signals after image processing.

Although the present invention has been disclosed above with preferred embodiments, it is not intended to limit the present invention. Anyone with ordinary knowledge in the technical field may make some changes and modifications without departing from the spirit and scope of the present invention. Therefore, the scope of protection of the present invention should be defined by the scope of the appended patent application.

Claims (33)

1. A video recorder, characterized in that it comprises: A receiving unit has at least one digital signal receiving end and at least one analog signal receiving end, the digital signal receiving end is used to receive a digital image signal, and the analog signal receiving end is used to receive an analog image signal; an image processing unit, coupled to the receiving unit, for encoding, decoding and compressing the image signal received by the receiving unit, and outputting an image data; and A storage unit, coupled to the image signal processing unit, is used for storing the image data output by the processing unit. 2. The video recorder according to claim 1, wherein the digital signal receiving end includes a network connector. 3. The video recorder according to claim 1, wherein the analog signal receiving end comprises a BNC connector. 4. The video recorder according to claim 1, wherein the image processing unit includes an address setting unit for setting an Internet protocol address (IP address), so that the receiving unit is connected to a corresponding digital camera, and capture the digital image signal output by the digital camera. 5. The video recorder as claimed in claim 1, wherein the storage unit comprises a hard disk recorder. 6. The video recorder as claimed in claim 1, wherein the storage unit comprises an optical disc. 7. The video recorder as claimed in claim 1, wherein the storage unit comprises a memory. 8. A video recorder, characterized in that it comprises: A wireless transceiver module, the wireless transceiver module is used to send and receive a wireless image signal; A receiving unit has at least one wired signal receiving end, and the wired signal receiving end is used to receive a wired image signal; an image processing unit, coupled to the receiving unit, for encoding, decoding and compressing the image signals received by the receiving unit and the wireless transceiver module, and outputting an image data; and A storage unit, coupled to the image signal processing unit, is used for storing the image data output by the processing unit. 9. The video recorder according to claim 8, wherein the wired signal receiving end includes a digital signal receiving end or an analog signal receiving end, the digital signal receiving end is used to receive a digital image signal, the analog signal receiving end The signal receiving end is used for receiving an analog video signal. 10. The video recorder according to claim 9, wherein the digital signal receiving end includes a network connector. 11. The video recorder according to claim 9, wherein the analog signal receiving end comprises a BNC connector. 12. The video recorder according to claim 8, wherein the image processing unit includes an address setting unit for setting an Internet protocol address (IP address), so that the receiving unit is connected to a corresponding digital camera, and capture the digital image signal output by the digital camera. 13. The video recorder as claimed in claim 8, wherein the storage unit comprises a hard disk recorder. 14. The video recorder as claimed in claim 8, wherein the storage unit comprises an optical disk. 15. The video recorder as claimed in claim 8, wherein the storage unit comprises a memory. 16. A video recorder, characterized in that it comprises: a storage unit for storing an image data; An output unit has at least one digital signal output end and at least one analog signal output end, the digital signal output end is used to output a digital image signal, and the analog signal output end is used to output an analog image signal; and An image processing unit, coupled between the storage unit and the output unit, for encoding and decoding the image data and image decompression, and outputting the corresponding digital image signal and the analog image through the output unit Signal. 17. The video recorder according to claim 16, wherein the video recorder comprises: A receiving unit, the receiving unit has at least one digital signal receiving end and at least one analog signal receiving end, the digital signal receiving end is used to receive a digital image signal, and the analog signal receiving end is used to receive an analog image signal; Wherein, the image processing unit is coupled to the receiving unit for encoding, decoding and compressing the image signal received by the receiving unit, and outputting the image data. 18. The video recorder as claimed in claim 16, wherein the digital signal output terminal comprises a network connector. 19. The video recorder as claimed in claim 16, wherein the analog signal output terminal comprises a BNC connector. 20. The video recorder according to claim 16, wherein the image processing unit includes an address setting unit for setting an Internet protocol address (IP address), so that the output unit is connected to a corresponding display device, and output the digital image signal to the display device. 21. The video recorder as claimed in claim 16, wherein the storage unit comprises a hard disk recorder. 22. The video recorder as claimed in claim 16, wherein the storage unit comprises an optical disk. 23. The video recorder as claimed in claim 16, wherein the storage unit comprises a memory. 24. A video recorder, characterized in that it comprises: a storage unit for storing an image data; A wireless transceiver module, used to send and receive a wireless image signal; An output unit, having at least one wired signal output terminal, the wired signal output terminal is used to output a wired image signal; and An image processing unit, coupled to the storage unit, the wireless transceiver module, and the output unit, for encoding and decoding the image data and decompressing the image, and outputting the corresponding wired image signal through the output unit , outputting the corresponding wireless video signal through the wireless transceiver module. 25. The video recorder according to claim 24, wherein the video recorder comprises: A receiving unit, the receiving unit has at least one digital signal receiving end and at least one analog signal receiving end, the digital signal receiving end is used to receive a digital image signal, and the analog signal receiving end is used to receive an analog image signal; Wherein, the image processing unit is coupled to the receiving unit for encoding, decoding and compressing the image signal received by the receiving unit, and outputting the image data. 26 . The video recorder according to claim 25 , wherein the image processing unit includes the image signal received by the receiving unit and directly outputs it via the output unit. 27. The video recorder according to claim 24, wherein the wired signal output terminal includes a digital signal output terminal or an analog signal output terminal, the digital signal output terminal is used to output a digital image signal, and the analog signal output terminal The signal output end is used for outputting an analog video signal. 28. The video recorder as claimed in claim 27, wherein the digital signal output terminal comprises a network connector. 29. The video recorder as claimed in claim 27, wherein the analog signal output terminal comprises a BNC connector. 30. The video recorder according to claim 24, wherein the image processing unit includes an address setting unit for setting an Internet protocol address (IP address), so that the output unit is connected to a corresponding display device, and output the digital image signal to the corresponding display device. 31. The video recorder as claimed in claim 24, wherein the storage unit comprises a hard disk recorder. 32. The video recorder as claimed in claim 24, wherein the storage unit comprises an optical disk. 33. The video recorder as claimed in claim 24, wherein the storage unit comprises a memory.

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