JP2007274469A - Portable radio and radio communication system - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a portable radio and a radio communication system by which a car-mounted radio on a moving body (vehicle) and the portable radio connected with the car-mounted radio are made easier to operate. <P>SOLUTION: The portable radio is connected with a the car-mounted radio of the radio communication system which has a management center and the moving body. In this case, the portable radio 92 is provided with terminals which are connected with the car-mounted radio 91. The terminal structure is provided with a connecting terminal which performs communication of signals and a connecting terminal which performs power supply. When the engine of the vehicle is turned on in the state wherein the portable radio is mounted on the vehicle, the connecting terminal for performing power supply is energized and turns on the power of the portable radio. <P>COPYRIGHT: (C)2008,JPO&INPIT

Description

The present invention relates to a portable wireless device and a wireless communication system, and more particularly to a portable wireless device and a wireless communication system connected to an in-vehicle wireless device.

For example, in a firefighting digital wireless system, which is an example of a disaster prevention digital wireless system, a wireless facility is installed in a vehicle such as a fire engine or an ambulance, and wireless communication is performed between the vehicle and an external disaster prevention center. (For example, refer nonpatent literatures 1 and 2.).

ARIB STD-T61, “Narrowband Digital Communication System (SCPC / FDMA)”, Japan Radio Industry Association ARIB STD-T79, "Municipal digital mobile communication system", Japan Radio Industry Association

However, the system as described above is still insufficiently studied, and further development is required. In particular, improvements are desired for in-vehicle wireless devices mounted on vehicles and portable wireless devices connected to the in-vehicle wireless devices.
For example, a conventional on-vehicle portable radio has a structure in which electrical connection is established by mounting the portable radio on a charger attached to a vehicle.
Here, when the operation work is terminated with the portable wireless device attached, the operator manually turns off the power supply on the portable wireless device side.
In such a case, when the vehicle is dispatched at the start of the next operation, even if the engine on the vehicle side is turned on, the power source on the portable wireless device is not automatically turned on. It was necessary to turn on the power of the system, which was bothersome.

The present invention has been made in view of such a conventional situation, and a portable radio capable of easily operating a vehicle-mounted wireless device of a moving body (vehicle) and a portable wireless device connected to the vehicle-mounted wireless device. An object of the present invention is to provide a wireless communication system.

In order to solve the above-mentioned conventional problems, the invention according to claim 1 is a portable wireless device connected to an in-vehicle wireless device of a wireless communication system having a management center and a moving body, wherein the portable wireless device is the in-vehicle wireless device. A terminal connected to the radio, and the structure of the terminal includes a connection terminal that performs signal communication and a connection terminal that supplies power, and the mobile radio is attached to the vehicle in a state where the portable radio is attached to the vehicle. When the engine is turned on, the connection terminal for supplying power is energized and the portable wireless device is turned on.

In order to solve the above-mentioned conventional problems, the invention according to claim 2 is a wireless communication system having a management center and a mobile body, wherein the mobile body is a vehicle-mounted wireless device and a portable device paired with the vehicle-mounted wireless device. The portable wireless device is in a power-on state when the mobile unit is in a power-on state when detecting the state of being connected to the in-vehicle wireless device, When the mobile unit is turned off, the portable wireless device is turned off. When the portable wireless device detects that the portable wireless device is not connected to the in-vehicle wireless device, the portable wireless device is externally connected. A wireless transmission right for performing an operation of wireless transmission to a wireless device is acquired.

In order to solve the above-described conventional problems, a third aspect of the present invention is the wireless communication system according to the second aspect, wherein the in-vehicle wireless device and the portable wireless device include call information from the external device. The same information is set as a feature.

According to the present invention, it is possible to provide a portable wireless device and a wireless communication system that can easily operate an on-vehicle wireless device of a moving body (vehicle) and a portable wireless device connected to the on-vehicle wireless device.

Embodiments according to the present invention will be described with reference to the drawings.
FIG. 1 shows a configuration example of a fire fighting digital radio system which is an example of a disaster prevention digital radio system.
The firefighting digital wireless system of this example includes a command device (command console) 71 having an operation unit 81, a display unit 82, and a storage unit 83, a line control device (wireless line control device) 72, and a plurality of p bases. A plurality of station devices G1 to Gp, a plurality of p remote controllers H1 to Hp, and a plurality of q mobile station devices I1 to Iq are provided.
Each of the mobile station devices I1 to Iq is composed of an in-vehicle device 91 and a portable device 92, and has a table 93 on which the portable device 92 is placed.

The firefighting digital wireless system of this example can be used for regional disaster prevention in each prefecture. In this example, the command device 71 and the line control device 72 are installed in the disaster prevention center, and the base station devices G1 to Gp are installed in the fire station or on the building, in the city, on the mountain, etc. The controllers H1 to Hp are installed in the fire department, and the mobile station devices I1 to Iq are installed in a vehicle such as a fire engine or an ambulance.
In each vehicle, for example, an in-vehicle device 91 and a table 93 are mounted and attached to each vehicle, and the portable device 92 can be carried by a person or placed on the table 93.

In FIG. 2, the structural example of the vehicle equipment 91 and the structural example of the portable apparatus 92 are shown.
The in-vehicle device 91 includes an antenna 101, a wireless unit 102, a key operation unit 103, a display unit 104, a microphone unit 105 having a microphone, a speaker unit 106 having, for example, two speakers, a memory 107, and a portable interface. 108 and a control unit 109.
The portable device 92 includes an antenna 111, a wireless unit 112, a key operation unit 113, a display unit 114, a microphone unit 115 having a microphone, a speaker unit 116 having a speaker, a memory 117, an in-vehicle interface 118, A control unit 119 is provided.

  In the in-vehicle device 91, the wireless unit 102 wirelessly transmits and receives signals to and from the base station apparatuses G1 to Gp by the antenna 101, the key operation unit 103 receives a key operation from a person (user), and the display unit 104 displays information to the user on the screen, the microphone unit 105 inputs sound (sound) emitted by the user, the speaker unit 106 outputs sound (sound) to the user, and the memory 107 stores call information (ID information) that is a telephone number for calling, for example, the mobile interface 108 communicates with the in-vehicle interface 118 of the mobile device 92 by, for example, an optical signal, and the control unit 109 performs various controls. I do.

  Similarly, in the portable device 92, the wireless unit 112 wirelessly transmits and receives signals to and from the base station apparatuses G1 to Gp through the antenna 111, and the key operation unit 113 receives a key operation from a person (user). The display unit 114 displays information for the user on the screen, the microphone unit 115 inputs sound (sound) emitted by the user, and the speaker unit 116 outputs sound (sound) to the user. For example, the memory 117 stores call information (ID information) that is a telephone number to be called, and the vehicle-mounted interface 118 communicates with the portable interface 108 of the vehicle-mounted device 91 by, for example, an optical signal, and the control unit 119 Perform various controls.

In this example, when the portable device 92 is set (placed) on the pedestal 93, the portable device 92 does not function for wireless communication, and the power supply is turned on to maintain the energized state. Become. Basic operations such as reception from the base station devices G1 to Gp, transmission to the base station devices G1 to Gp, key input, display output, voice input, and voice output are performed by the in-vehicle device 91. Is called.
On the other hand, in a state in which the portable device 92 is detached from the table 93, the portable device 92 receives from the base station devices G1 to Gp, transmits to the base station devices G1 to Gp, key inputs, display output, and audio. Various operations such as input and voice output are performed. In this state, the vehicle-mounted device 91 performs only reception from the base station apparatuses G1 to Gp, display output, and voice output. That is, the same call information (ID information) is set in the in-vehicle device 91 and the portable device 92, and both can be received simultaneously, but transmission is performed one by one.

Note that the portable device 92 removed from the pedestal 93 performs wireless communication directly with the base station devices G1 to Gp without using the in-vehicle device 91. This point is considered to be different from a handset of a normal parent-child phone.
In addition, the state in which the portable device 92 is set on or removed from the table 93 is detected by the vehicle-mounted device 91 or the portable device 92, and the respective control units 109 and 119 according to the state at that time. Executable functions (or non-executable functions) are set.

The in-vehicle device 91 has two speakers. For example, when the portable device 92 is detached from the pedestal 93, the contents of a call transmitted from the base station devices G1 to Gp to the portable device 92 are all stored. The voice of the call transmitted from the portable device 92 to the base station apparatuses G1 to Gp is output from the other speaker.
As an example, mobile station devices I1 to Iq are provided in a fire engine or the like, and the fire engine or the like is at a site such as a fire, and a member goes out of the fire engine or the like with a portable device 92. When the other member is active and waits inside the fire engine or the like, the other member listens to the sound output from the in-vehicle device 91, and thereby, between the portable device 92 and the base station devices G1 to Gp. You can listen to the content of calls made at.

  In addition, as communication between the base station devices G1 to Gp (for example, the command device 71) and the mobile station devices I1 to Iq, for example, a configuration in which press talk communication is performed may be used. A configuration in which two-way simultaneous communication such as a normal mobile phone is performed may be used, or a configuration in which communication in another mode is performed may be used. Also, information for notification is transmitted from the base station devices G1 to Gp to the mobile station devices I1 to Iq, and the mobile station devices I1 to Iq (automatically) receive the information in response to reception of the information. A configuration that outputs data can also be used.

In the case of a fire engine, for example, press talk communication is used, a group communication (for example, group communication on a business link) is performed by calling mobile station devices I1 to Iq of a plurality of fire engines from the command device 71, and this group By carrying out a press talk communication in the inside, it is possible to perform the same fire site treatment by these plural fire engines.
In the case of an ambulance, for example, communication such as a normal telephone is used, and a call can be performed by speaking (calling) and receiving.
In addition, for example, the vehicle-mounted device 91 and the portable device 92 can be provided with a function capable of performing wireless communication even at a distance between the vehicle-mounted device 91 and the portable device 92. In this case, as an example, when the portable device 92 is taken out of the vehicle in a dead zone such as in a tunnel, the in-vehicle device 91 and the portable device 92 can be used to communicate with each other using a transceiver.

In FIG. 3, the structural example of the portable device 92 and the mounting base 93 is shown.
The pedestal 93 is a charger attached to the vehicle, and has a power terminal portion on the back side of the portable device, and is charged by being electrically connected in accordance with the power terminal of the charger.
In addition, the portable device 92 has an optical connection unit that performs data communication with the charger side.
When the portable device is in a state where the portable device is placed, the power supply terminal of the charger is pushed by the power supply terminal portion of the portable device and is pressed by a spring force to maintain the energized state.
The charger is electrically connected to the vehicle with a cable or the like, detects the state where the portable device is placed, is supplied with power when the vehicle engine is turned on, and the portable device is turned on. It is what.
In addition, when the portable device is placed, the portable device is turned off in conjunction with the vehicle engine being turned off.
In addition, the protrusion used as a cover is given to the upper part of the power supply terminal of a charger, and it has the structure where the water | moisture content from the outside cannot penetrate | invade by attaching a portable machine.

FIG. 4 shows an example of the assembly structure of the portable device 92.
The portable device 92 has a structure in which the power supply terminal portion including the base, the power supply terminal, the FPC, and the connector cable is provided in the chassis on the back of the main body and connected to the main board, thereby fitting the power supply terminal portion. Yes.
The FPC is assembled and soldered from the inner side of the chassis to the power terminal portion, and is connected to the main board by a connector cable.
With such an assembly structure, the power terminal portion can be mounted in a space-saving manner, and a highly reliable power terminal structure can be secured.
In addition, a shield plate, a key switch board, a key switch protective material, a front housing, and a display member are fitted from the front side of the main board to form an assembly structure of the portable device.
Here, when the power supply terminal of the charger (mounting base 93) is pressed into contact with the power supply terminal portion, the power supply can be energized, and when the vehicle engine is turned on, the energization is normal and the portable device is turned on.
That is, the power supply terminal structure is configured to automatically turn on / off the power without manually turning on / off the power when the portable wireless device is mounted on the vehicle mounting charger.

According to the portable wireless device and the wireless system described above, it is not necessary to manually perform the power ON / OFF operation at the time of emergency dispatch, so that the operator will not be forgotten, and there will be no trouble in communication work.
In addition, when the power of the portable radio main unit is not automatically turned off when the vehicle engine is turned off after the end of work, the charged battery pack becomes empty and the battery pack must be replaced the next time There is nothing.
In addition, it can be mounted in a space-saving manner, so it can be used when the number of terminals increases.
Moreover, the power supply terminal of such a portable wireless device can obtain a strong terminal structure when the portable wireless device is dropped.
Moreover, such a power supply terminal increases the effect of the waterproof function of the terminal portion.
Furthermore, only FPC can be handled by changing the substrate when improving electrical performance.
As described above, when the vehicle mounting charger is mounted on the portable wireless device, the power supply terminal structure that can automatically turn on the power of the portable wireless device main body when the vehicle engine is turned on can be provided.

The example of a structure of the firefighting digital radio system which is an example of the disaster prevention digital radio system is shown. A configuration example of an in-vehicle device and a configuration example of a portable device are shown. An example of the structure of a portable device and a table is shown. An example of the assembly structure of the portable device is shown.

Explanation of symbols

  71 .. Command device, 72 .. Line control device, 81 .. Operation unit, 82, 104, 114 .. Display unit, 83 .. Storage unit, 91 .. In-vehicle device, 92 .. Portable device, 93. Station (charger), G1 to Gp, base station device, H1 to Hp, remote controller, I1 to Iq, mobile station device, 101, 111, antenna, 102, 112, radio unit, 103, 113, Key operation unit, 105, 115, Microphone unit, 106, 116, Speaker unit, 107, 117, Memory, 108, Mobile interface, 109, 119, Control unit, 118, In-vehicle interface

Claims (3)

In a portable wireless device connected to a management center and an in-vehicle wireless device of a wireless communication system having a mobile body,
The portable wireless device includes a terminal connected to the in-vehicle wireless device,
The structure of the terminal includes a connection terminal that performs signal communication and a connection terminal that supplies power.
When the vehicle engine is turned on while the portable wireless device is attached to the vehicle, the connection terminal for supplying power is energized to turn on the portable wireless device. A portable radio. In a wireless communication system having a management center and a mobile unit,
The mobile body includes an in-vehicle wireless device and a portable wireless device paired with the in-vehicle wireless device,
When the portable wireless device detects a state of being connected to the in-vehicle wireless device,
When the mobile unit is turned on, the portable wireless device is turned on.
When the mobile unit is turned off, the portable wireless device is turned off.
When the portable wireless device detects a state where it is not connected to the in-vehicle wireless device,
A wireless communication system, wherein the portable wireless device acquires a wireless transmission right for performing an operation of wireless transmission to an external wireless device. The wireless communication system according to claim 2, wherein
The wireless communication system, wherein the same information is set as call information from the external device in the in-vehicle wireless device and the portable wireless device.

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