WO2012071869A1

WO2012071869A1 - Real time surveillance apparatus, system and method

Info

Publication number: WO2012071869A1
Application number: PCT/CN2011/074854
Authority: WO
Inventors: 汤尔昌
Original assignee: 希姆通信息技术（上海）有限公司
Priority date: 2010-12-03
Filing date: 2011-05-30
Publication date: 2012-06-07
Also published as: CN102487440A

Abstract

The invention discloses a real time surveillance apparatus, system and method. The apparatus includes: a real time surveillance terminal, and a wireless camera module and wireless sensor module connecting to the real time surveillance terminal respectively, wherein the wireless sensor module is used for detecting whether any abnormal conditions occur, and if yes, the detection information of the abnormal conditions is sent to the real time surveillance terminal, the detection information including position information and detection data; the real time surveillance terminal is used for receiving the detection information of the abnormal conditions sent from the wireless sensor module, and sending a control command to the wireless camera module according to the detection information; the wireless camera module is used for receiving the control command sent from the real time surveillance terminal, acquiring images of surveillance areas, and sending the images of the surveillance areas back to the real time surveillance terminal. The invention avoids the requirements of the support of back-end servers and the installation need of client software. The invention is convenient to use and has the real time characteristic of the surveillance system.

Description

Real-time monitoring device, real-time monitoring system and real-time monitoring method

The invention relates to a real-time monitoring device, a real-time monitoring system and a real-time monitoring method, in particular to a real-time monitoring device using a 3G network, a real-time monitoring system and a method for actively performing real-time monitoring. Background technique

Currently, video surveillance systems on the market are mostly wired or video surveillance systems based on Ethernet or optical fiber transmission, and based on WIFI technology (Wi-Fi was originally a wireless fidelity abbreviation, Wi-Fi English full name is " wireless fidelity", in The category of WLAN refers to the "wireless compatibility authentication", which is essentially a commercial certification, and also a wireless network monitoring technology. Compared with the traditional wired video surveillance system, it considers the wiring problem, and has the defects of high wiring cost, complicated structure and inconvenient installation and use. Compared with the wireless video surveillance system of WIFI technology, the overall cost of the system is high, and the real-time performance is not strong. It needs background service support, and it is impossible to view video surveillance content anytime and anywhere. Summary of the invention

The technical problem to be solved by the present invention is to overcome the defects of high cost, inconvenient wiring and low real-time requirements of the existing video surveillance systems currently available on the market, and to provide a low cost, easy implementation, and fusion of 3G. And real-time monitoring devices for wireless sensor networks, real-time monitoring systems, and real-time monitoring methods.

The present invention solves the above technical problems by the following technical solutions:

A real-time monitoring device, comprising: a real-time monitoring terminal and a wireless camera module and a wireless sensor module respectively connected to the real-time monitoring terminal, wherein

The wireless sensor module is configured to detect whether an abnormal situation occurs, and if so, the abnormal condition The detection information is sent to the real-time monitoring terminal, where the detection information includes location information and detection data. The real-time monitoring terminal is configured to receive detection information of an abnormal situation sent by the wireless sensor module, and send a control command to the wireless camera module according to the detection information. ;

The wireless camera module is configured to receive a control command sent by the real-time monitoring terminal, perform real-time monitoring according to the control command, acquire an image of the monitoring area, and transmit an image of the monitoring area to the real-time monitoring terminal.

The real-time monitoring terminal is further configured to receive an image of the monitoring area returned by the wireless camera module, and display an image of the monitoring area that plays the backhaul.

Preferably, the wireless sensor module further includes:

a sensor unit, configured to detect whether an abnormal condition occurs, and obtain detection information of the abnormal condition;

A wireless transmitting unit connected to the sensor unit is configured to send the detection information of the abnormal condition to the real-time monitoring terminal.

Preferably, the wireless camera module further includes: an RF unit and a camera unit connected to the RF unit, wherein

The RF unit is configured to receive a control command sent by the real-time monitoring terminal;

The camera unit is configured to perform real-time monitoring according to the control command to acquire an image of the monitoring area;

And after the camera unit acquires the image of the monitoring area, the RF unit is further configured to transmit the image of the monitoring area to the real-time monitoring terminal.

Preferably, the real-time monitoring terminal further includes: a CPU, a wireless transceiver module respectively connected to the CPU, an RF video transmission module, and an audio and video codec module, and a memory and a memory connected to the audio and video codec module Connected display module, wherein

The wireless transceiver module is configured to receive detection information of an abnormal situation sent by the wireless sensor module;

The CPU is configured to analyze the detection information of the abnormal situation, and send a control command to the RF video transmission module according to the detection information; The RF video transmission module is configured to send the control command to the wireless camera module by means of radio frequency communication, and receive an image of the monitoring area returned by the wireless camera module, and send an image of the monitoring area to the audio and video Codec module

The audio and video codec module is configured to encode and decode an image of the monitoring area, and the format after the encoding and decoding is a storage format or a format conforming to a 3G communication protocol;

The memory is used to store an image of the monitoring area after the codec, and the display module is configured to display an image of the monitoring area after the codec is played.

Preferably, the real-time monitoring terminal further includes a 3G module, configured to send the image of the coded monitoring area in a 3G mode, wherein the CPU further includes a determining unit, where the determining unit is configured to determine whether to send the codec The image of the monitored area, if yes, the determining unit outputs a transmission signal to the audio and video codec module and the 3G module, and the 3G module transmits an image of the coded monitoring area; if not, the determining unit outputs the stored signal Up to the audio and video codec module, storing the image of the coded monitoring area in a memory,

The 3G module is respectively connected to the audio and video codec module and the CPU, and the determining unit is respectively connected to the 3G module and the audio and video codec module.

A method for real-time monitoring using the real-time monitoring device described, characterized in that it comprises the following steps:

The wireless sensor module detects whether an abnormality occurs, and if yes, sends the detection information of the abnormal situation to the real-time monitoring terminal, where the detection information includes location information and detection data; if not, continues to detect;

5 ₂ , the real-time monitoring terminal receives the detection information of the abnormal situation sent by the wireless sensor module, and sends a control command to the wireless camera module according to the detection information;

5 ₃ , the wireless camera module receives the control command sent by the real-time monitoring terminal, and performs real-time monitoring according to the control command, acquires an image of the monitoring area, and returns an image of the monitoring area to the real-time monitoring terminal;

5 ₄ , after the real-time monitoring terminal receives the image of the monitoring area returned by the wireless camera module, The image showing the playback area of the postback is displayed.

Preferably, the wireless sensor module further includes a sensor unit and a wireless transmitting unit connected to the sensor unit, wherein the step S further includes the following steps:

s _u , the sensor unit detects whether an abnormal situation occurs, and if so, obtains the detection information of the abnormal condition; if not, the sensor unit continues to detect;

s _{12. The} wireless sending unit sends the detection information of the abnormal situation to the real-time monitoring terminal. Preferably, the real-time monitoring terminal further comprises: a the CPU, wireless transceiver modules are respectively connected with the CPU, RF video transmission module, wherein the step S ₂ ho ho further comprising the steps of:

5 ₂₁ , the wireless transceiver module receives detection information of an abnormal situation sent by the wireless sensor module;

5 ₂₂ , the CPU analyzes the detection information of the abnormal situation, and sends a control command to the RF video transmission module according to the detection information;

5 _23. The RF video transmission module sends the control command to the wireless camera module by means of radio frequency communication.

Preferably, the wireless camera module further comprises: an RF unit and a camera unit connected to the RF unit, wherein the step S ₃ ho ho further comprising the steps of:

5 _31. The RF unit receives a control command sent by the real-time monitoring terminal.

5 _32. The camera unit performs real-time monitoring according to the control command to obtain an image of the monitoring area;

_533, after acquiring the image of a monitored region in the camera unit, an image of the region of the RF unit to monitor the real-time monitoring transmitted back to the terminal.

Preferably, the terminal further comprises a real-time monitoring audio and video encoding and decoding module, and a memory connected to the audio and video codec module and a display module coupled to the memory, wherein the step S ₄ ho ho further comprising the steps of:

_541, the RF transmission module receives video images of the wireless camera module return the monitored area, the surveillance image area and transmits the audio and video codecs to the module;

5 _42. The audio and video codec module encodes and decodes an image of the monitoring area, and is stored in a memory after being coded and decoded, and displays a picture of a monitoring area after playing the codec through a display module. Like.

Preferably, the real-time monitoring terminal further comprises a 3G module, wherein the CPU further includes a determination unit, wherein after ho step S ho ₄ further comprising steps of:

S _5, the determination unit determines the CPU of the real-time monitoring terminal is to transmit the image of the monitored area after the decoding of the encoding, if yes, unit outputs a transmission signal is determined to the audio and video codec module and the 3G module, the 3G module sends the An image of the coded monitoring area; if not, the determining unit outputs a stored signal to the audio/video codec module, and stores the image of the coded monitored area in a memory.

A real-time monitoring system, comprising: the real-time monitoring device, and a 3G mobile terminal connected to a 3G module of the real-time monitoring terminal of the real-time monitoring device, wherein the real-time monitoring terminal passes the 3G module Sending the image of the coded monitoring area to the 3G mobile terminal, the 3G mobile terminal further includes a display unit, and the display unit is configured to display an image of the monitored area after the codec is played.

Preferably, the 3G mobile terminal further includes a DTMF module for transmitting DTMF commands to the real-time monitoring terminal, and the real-time monitoring terminal controls real-time monitoring of the wireless camera module according to the DTMF command.

A method for real-time monitoring using the real-time monitoring system described, characterized in that it comprises the following steps:

5 ₃ , the wireless camera module receives the control command sent by the real-time monitoring terminal, and performs real-time monitoring according to the control command, acquires an image of the monitoring area, and returns an image of the monitoring area to the real-time monitoring terminal; s _4, after the terminal receives the image of the real-time monitoring wireless camera module return the monitored area, the audio and video codec to the monitoring module to encode and decode an image region;

S _5, the determination unit determines the CPU of the real-time monitoring terminal is to transmit the image of the monitored area after the decoding of the encoding, if yes, unit outputs a transmission signal is determined to the audio and video codec module and the 3G module, the 3G module sends the Encoding the image of the monitored area to the 3G mobile terminal; if not, the determining unit outputs a stored signal to the audio and video codec module, storing the image of the coded monitored area in a memory, or passing the display The module displays an image of the surveillance area after the codec is played.

Preferably, the step S further includes the following steps:

S _u , the sensor unit detects whether an abnormal condition occurs, and if so, obtains the detection information of the abnormal condition; if not, the sensor unit continues to detect;

S _12, the wireless transmission unit transmits the probe information to the abnormality in the real-time monitoring terminal. Preferably, step S ₂ further includes the following steps:

Preferably, the step S ₃ ho ho further comprising the steps of:

Preferably, the step S ₄ ho ho further comprising the steps of:

_S41 , the RF video transmission module receives an image of the monitoring area returned by the wireless camera module, and sends an image of the monitoring area to the audio and video codec module; s _42. The audio and video codec module encodes and decodes an image of the monitoring area, and the format after the encoding and decoding is a storage format or a format conforming to a 3G communication protocol.

Preferably, the image ho monitored region after step S ₅ ho stores the codec ho step further comprising steps of:

S _R1 , storing the image of the coded monitoring area in a memory;

S _R2 displays an image of the monitored area after the codec is played by the display module.

Preferably, the 3G mobile terminal further includes a DTMF module, configured to send DTMF commands to the real-time monitoring terminal, wherein the image of the monitored area ho step ₈₅ after 30 the codec module sending to said mobile terminal after 3G It also includes the following steps:

The S _P1 and 3G mobile terminals send DTMF commands to the real-time monitoring terminal;

S _P2 , the real-time monitoring terminal controls real-time monitoring of the wireless camera module according to the DTMF command.

51. The 3G mobile terminal sends a control command to start real-time monitoring to the real-time monitoring terminal;

5 ₂ , the real-time monitoring terminal receives a control command sent by the 3G mobile terminal to start real-time monitoring, and controls the wireless camera module according to the control command that starts real-time monitoring;

5 ₃ , the wireless camera module receives the control command to start real-time monitoring, starts real-time monitoring, acquires an image of the monitoring area, and transmits the image of the monitoring area to the real-time monitoring terminal;

_54, after the image of the real-time monitoring terminal receives a wireless camera module return the monitored area, the audio and video codec to the monitoring module to encode and decode an image region;

5 ₅ . The 3G module of the real-time monitoring terminal sends the image of the coded monitoring area to the 3G mobile terminal, and displays an image of the coded monitoring area by using the display unit.

Preferably, the 3G mobile terminal further includes a DTMF module, configured to send a DTMF command to the real-time monitoring terminal, where the step 8 ₅ further includes the following steps:

The S _Q1 and 3G mobile terminals send DTMF commands to the real-time monitoring terminal; S _Q2 , the real-time monitoring terminal controls real-time monitoring of the wireless camera module according to the DTMF command.

The positive effect of the present invention is that it has the advantages of low cost and ease of implementation compared to a wired monitoring system. And through the transmission mode of 3G CSD (Circuit Switch Data), the requirements of back-end server support and client software installation requirements are avoided, and it is convenient to use and has real-time monitoring system. And in the case that the home security demand is satisfied, the life entertainment demand can also be integrated into the real-time monitoring terminal of the present invention. For example, adding a multimedia module enables the real-time monitoring terminal to be used as an entertainment device while monitoring security, so that Extend the app. DRAWINGS

BRIEF DESCRIPTION OF THE DRAWINGS Figure 1 is a block diagram showing the structure of a real-time monitoring apparatus according to an embodiment of the present invention.

2 is a flow chart of a real-time monitoring method according to an embodiment of the present invention.

Fig. 3 is a block diagram showing the structure of a real-time monitoring system according to an embodiment of the present invention.

4 is a flow chart of a real-time monitoring method according to an embodiment of the present invention.

Fig. 5 is a flow chart showing a real-time monitoring method of an embodiment of the present invention. detailed description

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings. Embodiment 1

Referring to FIG. 1 , a real-time monitoring device according to the present invention is provided, which includes: a real-time monitoring terminal 1 and a wireless camera module 3 and a wireless sensor module 2 respectively connected to the real-time monitoring terminal 1 , wherein the wireless sensor module 2 is used If the abnormality is detected, if yes, the detection information of the abnormal situation is sent to the real-time monitoring terminal 1, the detection information includes location information and detection data; and the real-time monitoring terminal 1 is configured to receive the abnormality sent by the wireless sensor module 2. The detection information of the situation, and sending a control command to the wireless camera module 3 according to the detection information; the wireless camera The image module 3 is configured to receive the control command sent by the real-time monitoring terminal 1 and perform real-time monitoring according to the control command, acquire an image of the monitoring area, and transmit the image of the monitoring area to the real-time monitoring terminal 1 , where The real-time monitoring terminal 1 is further configured to receive an image of the monitoring area returned by the wireless camera module 3, and display an image of the monitoring area that plays the backhaul.

Further, the wireless sensor module 2 further includes: a sensor unit 21, configured to detect whether an abnormal condition occurs, and obtain detection information of the abnormal condition; and a wireless transmitting unit 22 connected to the sensor unit 21, configured to use the abnormality The detection information of the situation is sent to the real-time monitoring terminal 1. A person skilled in the art can select a suitable sensor unit and the types of wireless transmitting units and the number of their use according to their own needs, which may be one or more. For example, the sensor unit is selected as a temperature sensor, a humidity sensor, a smoke sensor, and an infrared sensor, and a wireless transmission unit based on 433 MHz is selected. At this time, various sensors transmit sensor information such as temperature and humidity to the real-time monitoring terminal through the 433 MHz wireless transmitting unit. And the location information of each sensor is also sent to the real-time monitoring terminal through the wireless transmitting unit.

More specifically, the wireless camera module further includes: an RF unit 32 and a camera unit 31 connected to the RF unit 32, wherein the RF unit 32 is configured to receive a control command sent by the real-time monitoring terminal 1; The real-time monitoring is performed according to the control command to obtain an image of the monitoring area; and after the camera unit 31 acquires the image of the monitoring area, the RF unit 32 is further configured to transmit the image of the monitoring area to the real-time monitoring terminal 1. Preferably, the camera unit 31 includes a plurality of cameras so that the user can monitor various corners of the area to be monitored. Those skilled in the art can select a suitable camera type and quantity according to needs, and more commonly use, for example, four cameras.

Preferably, the real-time monitoring terminal 1 further includes: a CPU 11 , a wireless transceiver module 12 connected to the CPU 11 , an RF video transmission module 13 , and an audio and video codec module 14 , and the audio and video codec module 14 a memory 15 and a display module 16 connected to the memory 15, wherein the wireless transceiver module 12 is configured to receive detection information of an abnormal situation sent by the wireless sensor module 2; the CPU 11 is configured to analyze the detection information of the abnormal condition, and according to the detection information hair Sending a control command to the RF video transmission module 13; the RF video transmission module 13 is configured to send the control command to the wireless camera module 3 by means of radio frequency communication, and receive the monitoring area returned by the wireless camera module 3 An image, and the image of the monitoring area is sent to the audio and video codec module 14; the audio and video codec module 14 is used to encode and decode the image of the monitoring area, and the format after the encoding and decoding is a storage format or conforms to 3G communication. The format of the protocol; the memory 15 is used to store an image of the monitoring area after the codec, and the display module 16 is configured to display an image of the monitoring area after the codec is played. Among them, the 2.4GHz RF short-distance video transmission module can be selected as the RF video transmission module. Preferably, the wireless camera module can transmit the obtained image of the monitoring area to the RF video transmission module 13 by the H.263 protocol encoding to form a code stream of 12-15 fps.

In order to facilitate real-time monitoring by the user, the real-time monitoring terminal 1 further includes a 3G module 17 for transmitting an image of the coded monitoring area in a 3G mode, wherein the CPU 11 further includes a determining unit (not shown). The determining unit is configured to determine whether to send the image of the coded monitoring area, and if yes, the determining unit outputs a sending signal to the audio and video codec module 14 and the 3G module 17, and the 3G module 17 sends the coded monitoring An image of the area; if not, the Bay ij determining unit outputs a stored signal to the audio and video codec module 14, and stores the image of the coded monitoring area in the memory 15, wherein the 3G module 17 is separately associated with the audio and video The decoding module 14 is connected to the CPU 11. The determining unit is respectively connected to the 3G module and the audio and video codec module.

Referring to FIG. 2, a method of real-time monitoring using the real-time monitoring apparatus as described above according to the present invention will be described, which includes the following steps:

Step 100: Enable the wireless sensor module to detect surrounding conditions, such as humidity and temperature within a normal range.

Step 101: Determine whether the wireless sensor module detects an abnormal condition, specifically, detecting whether an abnormal condition occurs, and if yes, obtaining the detection information of the abnormal condition and proceeding to step 102; if not, returning to step 100 Continue to probe.

Step 102: Send the detection information of the abnormal situation to the real-time monitoring terminal, where the detection The information includes location information and probe data. Specifically, the wireless transmitting unit sends the detection information of the abnormal situation to the real-time monitoring terminal.

Step 103: The real-time monitoring terminal receives the detection information of the abnormal condition sent by the wireless sensor module, and sends a control command to the wireless camera module according to the detection information. Preferably, the wireless transceiver module receives the detection information of the abnormal situation sent by the wireless sensor module; the CPU analyzes the detection information of the abnormal condition, and sends a control command to the RF video transmission module according to the detection information; the RF video The transmission module sends the control command to the wireless camera module by means of radio frequency communication.

Step 104: The wireless camera module receives the control command sent by the real-time monitoring terminal, and performs real-time monitoring according to the control command, acquires an image of the monitoring area, and returns an image of the monitoring area to the real-time monitoring terminal. Preferably, the RF unit receives the control command sent by the real-time monitoring terminal; the camera unit performs real-time monitoring according to the control command to acquire an image of the monitoring area; after the camera unit acquires the image of the monitoring area, the RF unit The image of the monitoring area is transmitted back to the real-time monitoring terminal.

Step 105: After receiving the image of the monitoring area returned by the wireless camera module, the real-time monitoring terminal displays an image of the monitoring area that plays the backhaul. Specifically, the RF video transmission module receives an image of the monitoring area returned by the wireless camera module, and sends an image of the monitoring area to the audio and video codec module; the audio and video codec module of the monitoring area The image is coded and decoded, and then stored in the memory after encoding and decoding, and an image of the monitoring area after the codec is played is displayed through the display module.

More preferably, the user can send the real-time monitored video to the designated terminal through the 3G network, such as the user's mobile phone, security service center, and the like. For example, the determining unit of the CPU of the real-time monitoring terminal determines whether to send an image of the coded monitoring area, and if so, the determining unit outputs a sending signal to the audio/video codec module and the 3G module, and the 3G module sends the code. An image of the decoded monitoring area; if not, the determining unit outputs a stored signal to the audio/video codec module, and stores the image of the coded monitoring area in a memory. Embodiment 2

Referring to FIG. 3, a real-time monitoring system of the present invention is provided. The real-time monitoring system includes a real-time monitoring device as described in Embodiment 1, and a 3G mobile terminal connected to the 3G module 17 of the real-time monitoring terminal 1 of the real-time monitoring device. 4, wherein the real-time monitoring terminal 1 sends the image of the coded monitoring area to the 3G mobile terminal 4 through the 3G module 17, the 3G mobile terminal 4 further includes a display unit 41, and the display unit 41 is configured to display and play The image of the monitored area after the encoding and decoding.

More preferably, in order to facilitate the user's control of the real-time monitoring system, the 3G mobile terminal 4 further includes a DTMF module 42 for transmitting DTMF commands to the real-time monitoring terminal 1, and the real-time monitoring terminal 1 controls the wireless according to the DTMF command. Real-time monitoring of the camera module 3.

Referring to FIG. 4, a method for real-time monitoring using the real-time monitoring system as described above is introduced, which includes the following steps:

Step 200: Enable the wireless sensor module to detect surrounding conditions, such as humidity and temperature within a normal range.

Step 201: Determine whether the wireless sensor module detects an abnormal condition, specifically, detecting whether an abnormal condition occurs, and if yes, obtaining detection information of the abnormal condition and proceeding to step 102; if not, returning to step 100 Continue to probe.

Step 202: Send the detection information of the abnormal situation to the real-time monitoring terminal, where the detection information includes location information and probe data. Specifically, the wireless transmitting unit transmits the detection information of the abnormal situation to the real-time monitoring terminal.

Step 203: The real-time monitoring terminal receives the detection information of the abnormal condition sent by the wireless sensor module, and sends a control command to the wireless camera module according to the detection information. Preferably, the wireless transceiver module receives the detection information of the abnormal situation sent by the wireless sensor module; the CPU analyzes the detection information of the abnormal condition, and sends a control command to the RF video transmission module according to the detection information; the RF video The transmission module sends the control command to the radio frequency communication Wireless camera module.

Step 204: The wireless camera module receives the control command sent by the real-time monitoring terminal, and performs real-time monitoring according to the control command, acquires an image of the monitoring area, and returns an image of the monitoring area to the real-time monitoring terminal. Preferably, the RF unit receives the control command sent by the real-time monitoring terminal; the camera unit performs real-time monitoring according to the control command to acquire an image of the monitoring area; after the camera unit acquires the image of the monitoring area, the RF unit The image of the monitoring area is transmitted back to the real-time monitoring terminal.

Step 205: After the real-time monitoring terminal receives the image of the monitoring area returned by the wireless camera module, the audio and video codec module encodes and decodes the image of the monitoring area. Specifically, the RF video transmission module receives an image of the monitoring area returned by the wireless camera module, and sends an image of the monitoring area to the audio and video codec module; the audio and video codec module of the monitoring area The image is encoded and decoded.

Step 206: The determining unit of the CPU of the real-time monitoring terminal determines whether to send an image of the coded monitoring area, and if yes, proceeds to step 207; if not, proceeds to step 208.

Step 207: The determining unit outputs a sending signal to the audio and video codec module and the 3G module, where the 3G module sends the image of the coded monitoring area to the 3G mobile terminal, and the 3G mobile terminal receives the coded monitoring. After the image of the area, the display can be displayed by its display unit 41.

Step 208: The step determining unit outputs a stored signal to the audio and video codec module, and stores the image of the coded monitoring area in a memory, or may display, by using the display module, the monitoring area after the codec is played. image.

Preferably, the 3G mobile terminal further includes a DTMF module, configured to send DTMF commands to the real-time monitoring terminal, wherein the image of the monitored area ho step ₈₅ in the module 30 transmits the codec to the 3G mobile terminal after further Including the following steps:

S _P2 , the real-time monitoring terminal controls the real-time monitoring of the wireless camera module according to the DTMF command Control. The specific application of the DTMF command is well known to those skilled in the art, for example, the voice prompt option operation of the customer service telephone such as 10086, and thus will not be described. Embodiment 3

Referring to FIG. 5, the present invention also provides a method for active real-time monitoring using the real-time monitoring system as described above, which includes the following steps:

More preferably, the 3G mobile terminal further includes a DTMF module, configured to send a DTMF command to the real-time monitoring terminal, where the step 8 ₅ further includes the following steps:

The S _Q1 and 3G mobile terminals send DTMF commands to the real-time monitoring terminal;

S _Q2 , the real-time monitoring terminal controls real-time monitoring of the wireless camera module according to the DTMF command.

Next, from the perspective of the user, the real-time monitoring device, the real-time monitoring system and the real-time monitoring method of the present invention are introduced, taking a 4-way camera and a 3G mobile phone as an example:

1) The security setting is turned on for the real-time monitoring system before the user goes out;

2) The real-time monitoring system is in normal working condition. When a sensor in the wireless sensor module has an abnormal condition (such as the door sensor detects that the door is opened), the wireless sensor module sends this information to the real-time monitoring terminal; 3) After receiving the information, the wireless transceiver module of the real-time monitoring terminal, after processing the corresponding protocol content, notifies the corresponding camera to perform the recording operation through the RF video transmission module (for example, the 2.4G RF wireless video monitoring module) (such as above the doorway) Camera), simultaneously transmitting the encoded H.263 and AMR data streams (H.263 and AMR are respectively video and audio encoding formats) to the real-time monitoring terminal through the RF video transmission module;

4) The real-time monitoring terminal determines whether to automatically dial the 3G mobile phone for videophone connection according to the initial setting; if it is determined that the 3G mobile phone is automatically dialed, after the videophone connection is established, the user can switch the four cameras through the DTMF button operation, so that the monitoring is performed. If the 3G mobile phone is not automatically dialed, it will display and alarm on the 7-inch screen of the unit; in addition, the software processing part of the camera also adds image processing algorithms such as motion detection, which suddenly change for the still picture. The alarm action can also be triggered; at the same time, the real-time monitoring terminal will automatically save the recording data for the user to view the record later; the real-time monitoring terminal also has various alarm modes: such as video phone alarm, dial 110 telephone, SMS notification, local alarm mode, and the like.

In addition, users can also perform active real-time monitoring, for example

1) The security setting is turned on for the real-time monitoring terminal before the user goes out;

2) The user initiates a videophone connection to the real-time monitoring terminal through the preset number of 3G mobile phones;

3) The real-time monitoring terminal receives the connection request and connects to the 2.4G wireless network with the 4-way camera hair;

4) The user can switch between 4 cameras through DTMF button operation, which makes the monitoring angle of view wider;

The invention integrates 3G and wireless sensor networks into a multi-channel real-time video monitoring system, and adds image processing algorithms such as motion detection, etc., which are novel and pioneering. It has a high degree of advancement for the mainstream monitoring systems currently on the market. In addition, the real-time monitoring terminal of the system has powerful multimedia functions and network functions, such as electronic photo albums, audio and video players and wireless Internet access, information delivery, etc., to meet most of the family's application needs. The interface is simple to operate and greatly facilitates the use of family members. The invention has the following characteristics:

1. Integrate technical applications of 3G and wireless sensor networks;

2. Monitoring applications that integrate wireless LAN and WAN video transmission technologies;

3. Multi-channel remote video monitoring based on 3G CSD real-time;

4, 3G transmission rate is 2.8Mbit / s, making home wireless Internet surfing become a reality;

5. It can also be compatible with other multimedia applications, so that the functions of the real-time monitoring system are not limited to security. For example, it has powerful electronic photo album function and audio and video playback function, which makes the family's entertainment function requirements satisfied, and realizes home security + entertainment. The two major needs are organically unified.

While the invention has been described with respect to the embodiments of the present invention, it is understood that the scope of the invention is defined by the appended claims. A person skilled in the art can make various changes or modifications to these embodiments without departing from the spirit and scope of the invention, and such changes and modifications fall within the scope of the invention.

Claims

Rights request

A real-time monitoring device, comprising: a real-time monitoring terminal and a wireless camera module and a wireless sensor module respectively connected to the real-time monitoring terminal, wherein the wireless sensor module is configured to detect whether an abnormal situation occurs, If yes, the detection information of the abnormal situation is sent to the real-time monitoring terminal, where the detection information includes location information and detection data; the real-time monitoring terminal is configured to receive detection information of an abnormal situation sent by the wireless sensor module, and according to the detection information Send a control command to the wireless camera module;

2. The real-time monitoring device of claim 1, wherein the wireless sensor module further comprises:

The real-time monitoring device according to claim 1, wherein the wireless camera module further comprises: an RF unit and a camera unit connected to the RF unit, wherein

The real-time monitoring device according to claim 1, wherein the real-time monitoring terminal further comprises: a CPU, a wireless transceiver module, an RF video transmission module, and an audio and video codec module respectively connected to the CPU, and a memory connected to the audio and video codec module and a display module connected to the memory, wherein

The CPU is configured to analyze the detection information of the abnormal condition, and send a control command to the RF video transmission module according to the detection information;

The RF video transmission module is configured to send the control command to the wireless camera module by means of radio frequency communication, and receive an image of the monitoring area returned by the wireless camera module, and send an image of the monitoring area to the audio and video Codec module

The real-time monitoring device according to any one of claims 1 to 4, wherein the real-time monitoring terminal further includes a 3G module, configured to send an image of the coded monitoring area in a 3G mode, where The CPU further includes a determining unit, configured to determine whether to send an image of the coded monitoring area, and if yes, the determining unit outputs a sending signal to the audio and video codec module and the 3G module, where the 3G module sends An image of the coded monitoring area; if not, the determining unit outputs a stored signal to the audio and video codec module, and stores the image of the coded monitoring area in a memory,

6. A method for real-time monitoring using the real-time monitoring device according to claim 1, characterized in that it comprises the following steps:

The wireless sensor module detects whether an abnormality occurs, and if so, the abnormal condition The probe information is sent to the real-time monitoring terminal, where the probe information includes location information and probe data; if not, the probe is continued;

s ₂ , the real-time monitoring terminal receives the detection information of the abnormal situation sent by the wireless sensor module, and sends a control command to the wireless camera module according to the detection information;

s ₃ , the wireless camera module receives the control command sent by the real-time monitoring terminal, and performs real-time monitoring according to the control command, acquires an image of the monitoring area, and transmits the image of the monitoring area to the real-time monitoring terminal;

s _{4. After} receiving the image of the monitoring area returned by the wireless camera module, the real-time monitoring terminal displays an image of the monitoring area that plays the backhaul.

The method of real-time monitoring according to claim 6, wherein the wireless sensor module further comprises a sensor unit and a wireless transmitting unit connected to the sensor unit, wherein the step S further comprises the following steps:

S _12, the wireless transmission unit transmits the probe information to the abnormality in the real-time monitoring terminal.

8, real-time monitoring method as claimed in claim 6, wherein the real-time monitoring terminal further comprises: a the CPU, wireless transceiver modules are respectively connected with the CPU, RF video transmission module, wherein the step S ₂ further comprising a ho The following steps:

The real-time monitoring method according to claim 6, wherein the wireless camera module further comprises: an RF unit and a camera unit connected to the RF unit, wherein the step 8 ₃ further comprises the following steps: 5 _31. The RF unit receives a control command sent by the real-time monitoring terminal.

The real-time monitoring method according to claim 8, wherein the real-time monitoring terminal further comprises an audio and video codec module, and a memory connected to the audio and video codec module and a display module connected to the memory, where step S ₄ ho ho step further comprising:

5 _42. The audio and video codec module encodes and decodes an image of the monitoring area, and is coded and stored in a memory, and displays an image of the monitoring area after the codec is played by the display module.

11, real-time monitoring method as recited in claim 10, characterized in that the terminal further comprises a real-time monitoring 3G module, wherein the CPU further includes a determination unit, wherein after ho step S ho ₄ further comprising steps of:

12. A real-time monitoring system, comprising: the real-time monitoring device according to claim 5, and a 3G mobile terminal connected to the 3G module of the real-time monitoring terminal of the real-time monitoring device, wherein the real-time monitoring device The monitoring terminal sends the image of the coded monitoring area to the 3G mobile terminal by using the 3G module. The 3G mobile terminal further includes a display unit, and the display unit is configured to display an image of the monitored area after the codec is played.

13. The real-time monitoring system according to claim 12, wherein the 3G mobile terminal A DTMF module is further included for transmitting a DTMF command to the real-time monitoring terminal, and the real-time monitoring terminal controls real-time monitoring of the wireless camera module according to the DTMF command.

A method for real-time monitoring using the real-time monitoring system according to claim 12, characterized in that it comprises the following steps:

_55, the judgment unit judges the CPU of the real-time monitoring terminal is to transmit the image of the monitored area after the decoding of the encoding, if yes, unit outputs a transmission signal is determined to the audio and video codec module and the 3G module, the 3G module sends the Encoding the image of the monitored area to the 3G mobile terminal; if not, the determining unit outputs a stored signal to the audio and video codec module, storing the image of the coded monitored area in a memory, or passing the display The module displays an image of the surveillance area after the codec is played.

The method of real-time monitoring according to claim 14, wherein the step S further comprises the following steps:

S„, the sensor unit detects whether an abnormal condition occurs, and if so, obtains the detection information of the abnormal condition; if not, the sensor unit continues to detect;

16, real-time monitoring method as claimed in claim 14, wherein the step S ₂ further comprising a ho The following steps:

s ₂₁ , the wireless transceiver module receives detection information of an abnormal situation sent by the wireless sensor module;

17, real-time monitoring method as recited in claim 14, wherein the step S ₃ ho ho further comprising the steps of:

18, real-time monitoring method as recited in claim 14, wherein the step S ₄ ho ho further comprising the steps of:

5 _42. The audio and video codec module encodes and decodes an image of the monitoring area, and the format after the encoding and decoding is a storage format or a format conforming to a 3G communication protocol.

19, such as real-time monitoring method of any one of claims 14-18, wherein the image ho monitored region after step S ₅ ho stores the codec ho step further comprising steps of:

S _R1 , storing the image of the coded monitoring area in a memory;

20, real-time monitoring method as claimed in any one of claims 14-18, wherein the 3G mobile terminal further includes a DTMF module, configured to send DTMF commands to the real-time monitoring terminal, wherein the step S ₅ of ho After the 3G module sends the image of the coded monitoring area to the 3G mobile terminal, the following steps are further included: The S _P1 and 3G mobile terminals send DTMF commands to the real-time monitoring terminal;

The real-time monitoring method according to claim 21, wherein the 3G mobile terminal further comprises a DTMF module, configured to send a DTMF command to the real-time monitoring terminal, wherein the step further comprises the following steps: