KR101050897B1 - Wireless microphone of data recording system for a vehicle - Google Patents

Abstract

PURPOSE: A wireless microphone unit of a system for recording data in a vehicle is provided to fairly handle tasks by objectively performing the task of a policeman or a patrol. CONSTITUTION: An RFID(Radio Frequency Identification) tag(120) stores information for confirming an identifier. A breathalyzer(121) identifies drunk driving. An ID scanner(122) identifies the identity of a drunken driver. A wireless microphone unit(123) records the conversation and the behavior of the drunk driver. A remote controller(125) wirelessly operates a monitoring camera(112) mounted on a vehicle(101).

Description

Wireless microphone unit of vehicle data recording system {WIRELESS MICROPHONE OF DATA RECORDING SYSTEM FOR A VEHICLE}

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a wireless microphone unit of a data recording system for a vehicle. More particularly, the present invention relates to data about a surrounding situation of a vehicle mounted or mounted on various vehicles such as a police patrol vehicle or a crime prevention vehicle, or while driving or stopping. The present invention relates to a wireless microphone unit having a configuration and operation suitable for enabling effective recording of data, such as data for post-processing of accidents and criminal justice data.

The increasing number of accidents and crimes caused by the explosive increase in the number of vehicle operations requires the recording of various data on the field situation.

Such various data may be included, for example, video recording data of accidents and crime scenes, audio recording data such as voice and sound, and the recording, reproduction, and management of such video and audio data may be legal evidence of various vehicle drivers. It is very important from the point of view of securing the number of people. Especially, it is an essential element in the vehicles such as the police patrol car of the judicial law, and it is becoming an essential equipment for the general driver by a number of accidents.

The present applicant has applied for a number of prior applications for such specialized vehicle video and audio data processing technology, has been exported to the United States, etc. and has produced various certifications, and has applied for various data processing technology as a prior application.

For example, in Patent No. 10-0484419, as in Figures 9 to 10,

It is a sensor panel (D) installed in the front part of the vehicle (V) and a box-shaped panel console installed in the driver's seat inside the vehicle (V) and mounted near the driver's seat inside the vehicle (V). To the control console C for controlling the operation of the video monitor 1 of the display unit M for observing the image of the CM and the receiver unit R for recording, transmitting and controlling the image. And a control circuit board (2) capable of operating the video recorder (1) of the receiver unit (R) according to an operation of the operation switch (SW) of the control console unit (C). In constructing a vehicle video recording system (S) mounted on a vehicle;

A receiver unit (R) for storing in a rear trunk (T) of a vehicle (V) as a storage device for storing a video-audio signal as an operation signal of the detector unit (D) and the control console unit (C). (D) one or more surveillance cameras (CM) and radar units (RU) capable of zooming in, such as CCD cameras, channel selection of the surveillance camera (CM) of the control console unit (C), time-date data of the timer Audio transmitter (3) for receiving an audio signal from a control switch (SW) for performing an operation of checking, setting, a microphone mounted in front of the vehicle (V), or a microphone (MC) used by a driver, in a wired or wireless manner. ),

An audio receiver (4) for receiving and processing audio signals from the audio transmitter (3) into the control circuit board (2);

The control circuit board 2 of the receiver unit R further includes a timer circuit and an image signal processing circuit unit to display clock data as an image, and to display an image by a video signal captured by the surveillance camera CM. From the patent of the original concept of the video processing center, characterized in that it is configured to impose date and date,

Applicant's prior application patent 10-2008-0134733 is a more advanced improved patent as a configuration comprising video data and audio data, as in Figures 6 to 8,

A detection mechanism 103 mounted on a vehicle (described by modifying the vehicle as a vehicle: 101) or worn by the user 102 to detect an abnormal situation; A control console unit 104 connected to the detector sphere 103 by wire or wirelessly and installed at a position easily accessible by the user 102 around the driver's seat of the vehicle 101 to control a situation detection; A receiver unit 105 which is firmly received inside the vehicle 101 and connected to the control console 104 by wire or wirelessly to store a situation detection situation; It is connected to the receiver unit 105 by a communication means, receives the vehicle 101, the user 102 and the surrounding information from the receiver unit 105 to determine the situation while making a database, and prompt follow-up through the command. It consists of a main controller 106 to be taken,

An internal camera and an internal microphone for providing a video and audio so as to grasp the situation inside the rear seat of the situation generator; By providing wireless microphones and wireless video recorders for recording the conversation status or behavior status with the situation generator, video and audio data are recorded.

In the foregoing application, only a simple component has been briefly described with respect to a microphone as an audio data collecting source which operates in detail, while adjusting the main point of view to the processing of video data mainly recording to a DVR or the like.

The wireless microphone unit of the vehicular data recording system of the present invention is intended to provide an optimum configuration and operation for use by providing a microphone in such a pre-existing configuration or a microphone for collecting audio data of a general vehicle as a wireless microphone as a unit. .

Wireless microphone unit of the vehicular data recording system of the present invention for achieving the above object and the problem is solved;

The receiver unit 105 cooperates with the video data recording apparatus configured by the external surveillance camera 112, the internal camera 115, the control console 104, and the receiver unit 105 mounted on the vehicle 101. A microphone means for recording audio data of the inside and outside of the vehicle 101 and being employed as one of the user detection mechanisms 111 of the detector mechanism 103 carried by the user M of the vehicle 101;

 The microphone means for recording audio data cooperating with the control console unit 104 and the receiver unit 105 is a wireless microphone unit (W) 123,

The wireless microphone unit (W) 123 is mounted on the carry transmitter CT of the portable and portable case 200 and the inside of the vehicle 101 and accommodates the carry transmitter CT as a housing to carry the carry transmitter. Separated to the cradle receiver (RC) for receiving the audio signal from the (CT),

The carry transmitter CT and the cradle receiver RC have a main configuration in which the carry transmitter CT is composed of a pair of units that can be seated and accommodated in the cradle receiver RC so as to connect and charge an audio signal. Features of the jacket.

In addition, the receiver unit 105 cooperates with the video data recording apparatus constituted by the external surveillance camera 112, the internal camera 115, the control console 104, and the receiver unit 105 mounted on the vehicle 101. A microphone means for recording audio data in and out of the vehicle 101 and employing one of the user detection mechanisms 111 of the detector mechanism 103 carried by the user M of the vehicle 101;

The microphone means for recording audio data cooperating with the control console unit 104 and the receiver unit 105 is a wireless microphone unit (W) 123,

The wireless microphone unit (W) 123 is mounted on the carry transmitter CT of the portable and portable case 200 and the inside of the vehicle 101 and accommodates the carry transmitter CT as a housing to carry the carry transmitter. Separated by a cradle receiver (RC) for receiving an audio signal from the (CT), the carry transmitter (CT) and the cradle receiver (RC) is the carry transmitter (CT) is seated on the cradle receiver (RC). , Configured as a pair of units that can be connected and charged with the audio signal;

The carry transmitter CT always transmits a signal through the cradle receiver RC, and when the user who operates the control console 104 starts recording video data (S11), the user automatically While carrying the carry transmitter CT or mounting the carry transmitter CT on the cradle receiver RC, the cradle receiver RC operates the TALK button 201 of the carry transmitter CT to 'TALK-ON'. The signal is transmitted to the carry transmitter CT (S12), and then the audio data signal from the carry transmitter CT is transmitted to the main controller 106 of the system (S3), and recording is started (S14).

When the carry transmitter CT is carried with patrol waiting S21 or when the carry transmitter CT is mounted in the cradle receiver RC, it is in a standby state and needs to be recorded (ie, recording of video and audio data). The user presses the TALK button 201 (S10) to transmit the KEY signal to the cradle receiver (RC) (S22), and transmits and records audio from the receiver unit 105 of the system. A first operating mode for starting audio recording (S23) and simultaneously recording audio data (S24);

While carrying the audio recording signal by the talk key signal by the TALK button 201 of the carry transmitter CT, the carry transmitter CT always transmits a signal through the cradle receiver RC (S02). When the user manually operates the recording button of the system (S31), since audio is already transmitted to the system, the audio data is recorded simultaneously with the operation of the recording button (S32). When the TALK button 201 of the CT is operated (S341), the 'TALK KEY' by the start of the operation of the TALK button 201 of the carry transmitter CT (S31) is operated as the recording start signal of the system (S42). And a second operation mode in which audio data is also recorded (S43) at the same time recording is started in the video recording system; It is an optional feature of the operation of the wireless microphone unit of the vehicular data recording system of the present invention that can be operated by any of the following.

The wireless microphone unit of the vehicle data recording system of the present invention,

Various working effects can be obtained by cooperating with the video data recording means constituting the entire system, and the main points in the old configuration are as follows.

In the case of a vehicle equipped with a wireless microphone unit of the vehicle data recording system of the present invention, in particular, a patrol vehicle of a police officer who is a judicial lawyer, the surveillance area can be photographed continuously, or a user can arbitrarily operate the control device to make a video / audio / other By providing data recording device, digitally recording audio and audio data of crime, accident scene, especially audio data,

(1) The situation at the time of occurrence of an incident, accident, or crime scene can be accurately reconstructed later, enabling the police officer or patrolman to perform the task from an objective point of view.

(2) In addition, the live video and audio data shot at the scene of crime, accident, etc. can be used in various ways as a realistic educational material for the education of police officers and patrols.

(3) By equipping the patrol vehicle with the wireless microphone unit of the vehicular data recording system of the present invention, it is possible to improve the public image and reliably police administration by collecting data in a form other than the appearance of coercive data collection.

(4) The most important point of view is to secure the audio and audio data of the crime and accident scene so that it can be provided to the court as objective and clear evidence to increase the success rate of prosecution against criminals, and to provide an objective fair investigation and reliable trial. .

(5) Violence and hostile acts against police officers and public safety officials are recorded by video cameras and audio recording devices mounted on the vehicle. It can have various effects such as being able to prevent in advance.

1 is an explanatory diagram for explaining the use of a wireless microphone unit of a vehicular data recording system to which the technique of the present invention is applied;
2 is an overall perspective view of a wireless microphone unit of a vehicular data recording system to which the technique of the present invention is applied;
Fig. 3 is a plan view of a front view of each of the carry transmitter and the cradle receiver constituting the wireless microphone unit of the vehicular data recording system of the present invention in a state where the carry transmitter is attached to the cradle receiver.
Fig. 4 is a flowchart in a first mode for explaining the operation of the configuration of the wireless microphone unit of the vehicular data recording system of the present invention.
Fig. 5 is a flowchart in a second mode illustrating the operation of the configuration of the wireless microphone unit of the vehicular data recording system of the present invention.
FIG. 6 is an explanatory view showing in more detail visually the components of the present applicant's patent application No. 10-2008-0134733 suitable for application of the wireless microphone unit of the vehicular data recording system of the present invention; FIG.
7 is a signal connection diagram of the component of FIG.
FIG. 8 is a block diagram of FIG. 4 in Applicant's prior patent application No. 10-2008-0134733 suitable for application of a wireless microphone unit of a vehicular data recording system of the present invention. FIG.
FIG. 9 is a view of FIG. 1 of Applicant Patent No. 10-0484419 of the applicant showing a conceptual configuration of a video system to which a wireless microphone unit of a vehicle data recording system of the present invention is applied.
Fig. 10 is a view of Fig. 2 of Applicant's prior registered patent No. 10-0484419 showing the conceptual configuration of a video system to which the wireless microphone unit of the vehicular data recording system of the present invention is applied.

Hereinafter, with reference to the accompanying drawings will be described a preferred configuration and operation of the present invention for achieving the above object.

The wireless microphone unit of the vehicular data recording system of the present invention is a prior art source of the present inventors in order to explain the constitution and effects of the first cause of the present inventors and to the configuration of Patent No. 10-2008-0134733 shown briefly in Figs. In addition, it is suitable to be used, and may be preferably limited to the above source configuration or may be mounted on a vehicle in a separate independent configuration, with particular focus on the processing of audio data.

Therefore, in order to explain the present invention as a component constituting the configuration of the above-mentioned prior to the description of the present invention will be briefly cited and described the configuration of the prior application.

The components described in the foregoing application will be described below with reference to FIGS. 7 and 8, which visually show the detailed components of the drawings and the detailed description of the application specification. The same part number is used for the same part number as that of the previous application.

In addition, since radio processing and control of audio data in the present invention are conventional techniques for those skilled in the art, detailed data processing and the like are not described.

The entire vehicle information recording system 100 to which the wireless microphone unit of the vehicular data recording system of the present invention is applied is, in the configuration of a prior application;

As in Figures 6-8.

Among the detector mechanisms 103 mounted on the vehicle 110 or worn by the user M to detect an abnormal situation, the user (as a user detection mechanism 111) is a means for identifying the system 100 and using the system 100 as a means for operating the system. RFID tag 120 storing information for identifying identifiers such as name, ID, personal information, etc. of the 102, breathalyzer 121 for identification of drunk driving as a response to an abnormal occurrence such as outside the vehicle, ID scanner 122 to scan the identification card, driver's license, etc. so as to confirm the identity of the situation generator, wireless microphone unit for recording the conversation status or behavior status with the situation generator (W: 123, the wireless video recorder 124, the remote controller 125 and the user 102 for wirelessly operating the surveillance camera 112 mounted on the vehicle 101 to deal with the situation generator from the outside of the vehicle 101. Course or net Help you identify such a fall in the course of performing the duties of such situations include the accelerometer was 126,

As the vehicle detector 110, a surveillance camera 112 having a zoom-in function such as a CCD camera, a radar unit 113 such as a speed gun capable of identifying and detecting an overspeed state of a moving vehicle, and an outside of the vehicle 101 G force sensor 114 that informs the magnitude and direction (X, Y, Z) of impacts caused by impacts or collisions with external objects of the vehicle 101, and can detect the internal situation when the situation generator is in the rear seat. It is equipped with an internal camera 115 and an internal microphone 116 to provide video and audio,

The control console 104 is installed in a position where the user 102 is easy to operate around the driver's seat of the vehicle 101 by wired or wireless connection with the detector sphere 103 to control the situation detection. ) Can be easily operated from the driver's seat of the vehicle 101 and is provided with a monitor 130 of the highest resolution as possible such as TFT-LCD and the operation switch 109 or touch of the control console unit 104. Screen () is connected to the remote control 124 constituting the user detection mechanism 111, while the user 102 is located outside the vehicle 101 to cope with the occurrence of the situation while monitoring the scene or the surrounding environment ( 112) to take a picture.

In addition, the control console unit 104; The receiver unit as a main processing device that is firmly received inside the vehicle 101 and connected to the control console 104 by wire or wirelessly and connected by a wireless LAN 107 or the like to store, control and process the situation detection situation. (105); connected to the receiver unit 105 by a communication means, the vehicle 101, the user 102 and the surrounding information is received from the receiver unit 105 to determine the situation while making a database, and to receive instructions Main controller 106, to enable quick follow-up through

The RFID reader 152 for reading the RFID tag 120 possessed by the user 102 and booting the system 100 through the user's ID is installed at the center of gravity of the vehicle 101 to maintain the operating state. G-force sensor that allows you to know the location of the impact and the impact value, especially when a collision or collision occurs, the interlocked with the surveillance camera 112 when a certain shock value or more occurs ( 114) GPS receiving module 117 for providing coordinate data together with the video and audio information stored in the monitoring and the like received in real time the position of the moving vehicle 101 and the location of abnormal occurrences, collisions, collisions, etc. The configuration including the has been disclosed in the prior application.

The wireless microphone unit of the vehicular data recording system of the present invention more specifically discloses a wireless microphone unit (W) 123, which is a microphone, as an audio data recording means that has not been specifically disclosed in the above-described configuration.

The wireless microphone unit of the vehicular data recording system of the present invention is employed as one of the user detection mechanisms 111 as one of the detector mechanisms 103 which the user M carries and detects an abnormal situation in the system of an earlier application.

By carrying it with you, you can record the voice of the suspect, the ambient sound, etc. at the crime scene, and the audio data performs the operation according to the following configuration in addition to the basic function of wirelessly transmitting to the entire system.

In particular, in the conventional recording of a vehicle video data recording system, especially recording to a DVR as digital data, recording of audio data mainly used a wired microphone in the vehicle,

As the police, patrol, and security officers who patrol and monitor crime and accident sites need special methods to record voice parts outside the vehicle, they aim to implement the necessary characteristics and additional functions.

1 to 5 show an embodiment of the configuration of the wireless microphone unit of the vehicular data recording system of the present invention and an operational flowchart of signal processing.

The wireless microphone unit (W) 123 of the present invention shown in FIG. 2 is configured as a case 200 of a box body made of a material such as synthetic resin, which is large enough to be carried or carried, and is mainly used by a user ( 102 is carried as a portable device for carrying audio data.

This wireless microphone unit (W: 123), as shown,

In addition to the video data recording apparatus configured by the external surveillance camera 112, the internal camera 115, and the control console 104 and the receiver unit 105 mounted on the vehicle 101, the control console 104 is also provided. The wireless microphone unit (W) 123 is used as a device for recording audio data in cooperation with the receiver unit 105.

As shown in FIG. 2, the wireless microphone unit (W) 123 includes a carry transmitter (CT) carried by a patrolman and a user 102, and a carry transmitter CT mounted in the vehicle 101. It consists of a cooperating cradle receiver (RC).

The upper end 210 as a panel portion of the carry transmitter CT has a talk button (hereinafter 'TALK button 201'), a mode button (hereinafter 'MODE button 202'), a mute button (hereinafter 'MUTE button 203). ') May be provided as a switch means such as a push switch and, if necessary, have an extended wireless microphone (not shown).

The cradle receiver RC is a shape of a cradle box 300 of an enclosure type accommodating a carry transmitter CT. The cradle receiver RC has a circuit board (not shown) for transmission and reception control and a carry transmitter CT inside the cradle receiver RC. In the seating accommodation, the charging unit 310 as a conventional charging device is accommodated.

In the control situation room or vehicle for patrol, a plurality of different user's carry transmitters (CT) and cradle receivers (RC) are present. .

When the carry transmitter CT is seated on the cradle receiver RC, other functions are seated and at the same time, the carry transmitter CT and the cradle receiver RC check whether the pair is a matched pair. In the case of the charge with the carry transmitter (CT) will be in the operating standby state,

If other Carrier Transmitters (CT) that do not match are settled, the IDs of the existing Carrier Transmitters (CT) are erased by including the logic of ID setting for matching again. By approving the transmitter (CT), it also enters stand-by mode, enabling the use of pairs with different IDs to maximize compatibility in control situations with multiple cradle receivers (RC) and carry transmitters (CT). The logic to be included in the control circuit of the cradle receiver (RC) and the carry transmitter (CT).

 When the carry transmitter CT is mounted on the front panel unit 301 of the cradle receiver RC, the charging is performed and at the same time, by the call key (TALK: `` TALK ''), or the receiver unit ( 105) and audio transmission and TALK buttons do not operate when the Carrier Transmitter (CT) is mounted in response to a user's request by operating a recording key (not shown) of the system configured by the control console unit 104). You can do it.

The cradle receiver RC is a configuration in which audio and video are recorded by connecting recorded audio data to a receiver unit 105 which is a main system of a video-audio recorder through an external connection cable in the form of a cable.

In the drawing, the front panel unit 301 of the cradle receiver RC has a charging LED 302 for displaying a charging state, and a TALK ON-LED 302 indicating a 'TALK' state, which means recording of voice and sound. Is given to the display means.

In this basic configuration, the operation of the TALK button 201, the MODE button 202, and the MUTE button 203 will be described.

The TALK button 201 is a trigger switch means for giving a system a 'TALK KEY' value, which is a call initiation signal, which enters a mode for recording a call with another user of the vehicle or audio data of voice and sound of a crime scene,

 MODE button 202 is a button to select the operation sound of the Carry Transmitter (CT) to beep, vibration, beep + vibration, mute. Optionally change the mode.

In addition, the MUTE button 203 allows the audio to be silenced when necessary (under circumstances where the criminal is not recognized or audio recording is not allowed), or another optional function. It can be used as a PANIC BUTTON that can be changed to notify an emergency situation. It can be used in conjunction with various operation devices of a vehicle system, for example, to emit a beeper light, to drive a siren, or to start radio transmission when necessary. Optionally trigger an event such as starting a.

The cooperative driving with the whole system of the wireless microphone unit of the vehicular data recording system of the present invention having such a configuration will be described with reference to Figs.

The wireless microphone unit of the vehicular data recording system of the present invention can operate in two modes in cooperation with the whole system, which can be made to select one or all according to the user's selection or the designer's selection.

[First Operation Mode]

Signal connection between the carry transmitter (CT) and the cradle receiver (RC):

The carry transmitter CT always transmits a signal through the cradle receiver RC, S0,

When the user who operates the control console unit 104 starts to record video data (S11),

When the user automatically carries the carry transmitter CT or attaches the carry transmitter CT to the cradle receiver RC, the cradle receiver RC sets the TALK button 201 of the carry transmitter CT to 'TALK-ON'. Signal to the carry transmitter (CT) to operate as' (S12),

From then on, the audio data signal from the carry transmitter CT is transmitted to the main controller 106 of the system (S3), and recording is started (S14).

Another way of working is;

A crime that requires recording of video and audio data while carrying the carry transmitter CT while waiting for patrol (S21) or in the state where the carry transmitter CT is mounted on the cradle receiver RC (ie, recording of video and audio data). At the point of view, the user presses the TALK button 201 (S10) to transmit the KEY signal to the cradle receiver (RC) (S22).

The receiver unit 105 of the system starts audio transmission and recording from that time (S23) and simultaneously records audio data (S24).

[Second operation mode] transmission of the continuous audio data signal of the carry transmitter (CT);

In this operation mode, the carry transmitter CT always transmits data through the cradle receiver RC (S02),

When the driver or the like manually operates the recording button of the system (S31), since audio is already transmitted to the system, the audio data is recorded simultaneously with the operation of the recording button (S32),

Alternatively, as another optional mode, when the TALK button 201 of the carry transmitter CT in the portable state is operated (S341),

The TALK button 201 of the carry transmitter CT is operated as a recording start signal of the system (S42),

Recording starts in the video recording system and at the same time audio data is recorded (S43).

The wireless microphone unit of the data recording system for a vehicle according to the present invention provides a known active noise canceling function to remove loud noises and noises such as noisy workplaces, helicopters, and airplanes to transmit only the voice part of a human being. It is desirable to additionally include a switch in the carry transmitter CT to select an active noise canceling function, and such techniques are well known.

In addition, if a wired extension microphone of various shapes and functions (for example, a microphone having a sound collection function, a directional microphone), etc., which is connected to a carry transmitter CT by a jack connection or the like, the audio data can be more effectively collected. It can be secured, and the wired microphone can be provided with a separate switch to give the above-mentioned active noise canceling operation function and can be selectively turned on and off.

An additional function that can be implemented is to give the Carry Transmitter (CT) itself the ability to store digital audio data, such as in a crime scene, such as a crime scene in a building away from the vehicle or where signal transmission is interrupted. When the signal connection is disconnected with the audio data, the audio data file is stored and stored in the cradle receiver (RC). The audio data file transmitted to the system may be further provided.

In addition, the antenna provided to the cradle receiver (RC) is basically mounted inside the vehicle, but the direct sunlight and the front view can be obscured on the dashboard of the vehicle, so that the performance of the antenna is often degraded.

Since the antenna goes down and the distance shortens the communication distance, it is recommended to maintain the long communication distance regardless of the location of the cradle receiver (RC) by making an antenna with the extension cable antenna 320 to prevent this.

W (123): Wireless Microphone Unit
200: case
CT: Carry Transmitter
RC: Cradle Receiver

Claims (8)

delete The receiver unit 105 cooperates with the video data recording apparatus configured by the external surveillance camera 112, the internal camera 115, the control console 104, and the receiver unit 105 mounted on the vehicle 101. One of the user detection mechanisms 111 of the detector mechanism 103 that records audio data of the inside and outside of the vehicle 101 and is carried by the user M of the vehicle 101. The microphone means employed has a wireless microphone, the wireless microphone is a microphone unit for recording audio data cooperating with the control console unit 104 and the receiver unit 105 is a wireless microphone unit (W) 123, The wireless microphone unit (W) 123 is mounted on the carry transmitter CT of the portable and portable case 200 and the inside of the vehicle 101 and accommodates the carry transmitter CT as a housing to carry the carry transmitter. Separated by a cradle receiver (RC) for receiving an audio signal from the (CT), the carry transmitter (CT) and the cradle receiver (RC) is the carry transmitter (CT) is seated on the cradle receiver (RC). A wireless microphone of a vehicular data recording system comprising a pair of units which are accommodated and capable of connecting and charging an audio signal ;
The carry transmitter CT always transmits and receives a signal through the cradle receiver RC, and when the user who operates the control console 104 starts recording video data (S11), the user automatically While carrying the carry transmitter CT or mounting the carry transmitter CT on the cradle receiver RC, the cradle receiver RC operates the TALK button 201 of the carry transmitter CT to 'TALK-ON'. The signal is transmitted to the carry transmitter CT (S12), and then the audio data signal from the carry transmitter CT is transmitted to the main controller 106 of the system (S3), and recording is started (S14).
If the carry transmitter CT is carried by the patrol wait (S21), or is in the standby state with the carry transmitter CT mounted on the cradle receiver RC.
When recording of video and audio data is required, the user presses the TALK button 201 (S10) to transmit the KEY signal to the cradle receiver (S22), and starts transmitting and recording audio data to the system (S23). A first operating mode for simultaneously recording audio data (S24);
The TALK button 201 of the carry transmitter CT operates only as a recording start signal of the system, and audio data is a mode for always delivering audio data to the system through the cradle receiver RC, and the user presses the recording button of the system. In the case of manual operation (S31), since audio is already transmitted to the system, the audio data is recorded at the same time as the operation of the recording button (S32), and if the TALK button 201 of the carry transmitter CT in the portable state is operated. In operation S341, the second operation mode in which the 'TALK KEY' of the carry transmitter CT operates as a recording start signal of the system (S42) and simultaneously records audio data (S43) as recording starts in the video recording system is performed. ;
Wireless microphone unit of the vehicle data recording system, characterized in that the operation of any one of. The method of claim 2,
The carry transmitter CT may further include at least a 'TALK button 201', a 'MODE button 202' and a 'MUTE button 203' on its panel portion.
The TALK button 201 is a trigger switch means for triggering a 'TALK KEY' value, which is a call initiation signal entering a mode for recording audio data of the vehicle 101,
The MODE button 202 selectively sets the mode of operation sound of the carry transmitter CT,
The MUTE button 203 is a panic button for silencing or changing the audio of the carry transmitter CT to selectively notify an emergency situation;
Wireless microphone unit of a vehicle data recording system, characterized in that each can be set to be used. The method of claim 2,
Carry transmitter (CT) of the wireless microphone unit (W: 123) is a wireless microphone unit of a vehicle data recording system, characterized in that it may further have an active noise canceling function. delete The method of claim 2,
The carry transmitter CT has a function of storing digital audio data on its own, and if the audio signal is not wirelessly connected from the vehicle, the carry transmitter CT records and stores the audio data on its own, and subsequently the cradle receiver RC. Wireless microphone unit of a vehicle data recording system, characterized in that to be mounted on the system to transmit audio data to the system. delete delete

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