JPH06188782A - Information receiver and information transmitter of information transmitting device using transceiver - Google Patents

Abstract

PURPOSE:To easily obtain data, obtained at an optional point among plural points, with radio by using a known transceiver. CONSTITUTION:A select signal selected by the select signal transmission part 8 of the information receiver 1 is converted into a speech signal Sa, which is inputted to the microphone terminal (m) of a transceiver Ta and sent with a radio signal. The signal is received and converted by a transceiver Talpha and a speech signal Sb obtained at an earphone terminal (e) is inputted to the select signal reception part 16 of the information transmitter 11. When it is judged that the signal Sb is a signal corresponding to the transceiver, data are inputted from a data source 10 to a data transmission part 17 and converted into a speech signal Sc, which is inputted to the microphone terminal (m) of the transceiver Talpha and sent with a radio signal. Data received by radio when the station discrimination signal in a speech signal Sd obtained at its earphone terminal (e) matches the select signal from the select signal transmission part 8 are displayed at a display part 7.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION The present invention relates to a wind speed obtained at an arbitrary observatory among unmanned observatories (meteorological instruments) installed at a plurality of places (for example, mountains),
It is suitable for receivers and transmitters of information transmission devices that can obtain various data such as wind direction and atmospheric pressure at any time by using a general-purpose specified low power transceiver, because it is possible to grasp the weather condition of the mountain when climbing a mountain. Is. Moreover, this device can be applied not only to the weather information but also to other various information.

[0002]

2. Description of the Related Art In the case of the conventional transmission of weather information as described above, a dedicated wireless transceiver is installed in a mountain, and a special data transmitter or receiver is installed between the wireless transceiver and a data source such as wind speed, wind direction or pressure. It is connected with a dedicated electrical connector and cable. A user who wants to obtain data also uses a dedicated wireless transceiver, and the wireless transceiver and the data demodulator are also connected by a special dedicated electrical connector and cable.

[0003]

Conventionally, a dedicated radio transmitter / receiver has been required as a device to be installed in the mountains, and a special dedicated electric connector and cable are used between the radio transmitter / receiver and the data source. However, there is a problem that the device on the mountain side becomes large. The user who wants to obtain data also needs a dedicated wireless transceiver, and a special dedicated electrical connector and cable are also used between this wireless transceiver and the data demodulation device, making the user's device large However, there is a problem that the device becomes unusable for carrying because it becomes heavy and that only a wireless worker can handle the device. The present invention easily solves the above-mentioned problems.

[0004]

In order to solve the above-mentioned problems, in the information receiver 1 according to claim 1, the output end of the selection signal transmitting section 8 is connected to the sound input terminal m of the known transceiver Ta. Therefore, the selection signal selected by the selection signal transmitting unit 8 is voice-modulated and input as the voice signal Sa to the input terminal m of the transceiver Ta, and the selection signal is transmitted as a radio signal. Further, the data receiving unit 9 of the information receiver 1 is connected to the voice output terminal e of the transceiver Ta, and the station identification signal in the voice signal Sd obtained at the voice output terminal e is the selection signal from the selection signal transmitting unit 8. It is determined whether or not they match, and the data wirelessly received when they match are displayed on the display unit 7.

In the information transmitter 11 described in claim 2, the selection signal receiving section 16 is connected to the audio output terminal e of the audio signal Sb obtained by converting the radio signal received by the well-known transceiver Tα, and the audio output terminal e. The audio signal (that is, the selection signal from the information receiver 1) Sb obtained in step S1 is the information transmitter 1 of its own.
It is identified whether or not the signal corresponds to 1. The output end of the data transmission unit 17 is connected to the audio input terminal m of the transceiver Tα, and the selection signal receiving unit 16 outputs the audio signal Sb.
Is determined to be a signal corresponding to its own information transmitter 11, the data from the data source 10 is transferred to the data transmitter 17
Is input to the voice input terminal m of the transceiver Tα and is transmitted as a radio signal.

[0006]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An example of an information receiver of an information transmission apparatus using a transceiver according to the present invention will be described with reference to FIG. 1 and an example of an information transmitter will be described together with its operation with reference to FIG. Note that, in this example, a case will be described in which an arbitrary observatory is selected from a plurality of meteorological observatories scattered in various places and the observation data (wind direction, wind speed, atmospheric pressure, etc.) of the observatory is obtained. The transceiver Ta shown in FIG. 1 is a specific low-power transceiver carried by a user, and although not shown, other users have transceivers Tb, Tc, ...
・ Shall be carried. The transceiver Tα shown in FIG. 2 is a specific low-power transceiver that is installed (fixed) in advance at a meteorological observation station, and although not shown, transceivers Tβ, Tγ, ... Are installed at other meteorological observation stations, respectively. Be present. These transceivers are well known and have a voice input terminal (microphone terminal) m and a voice output terminal (earphone terminal) e. The transceivers Tα, Tβ, Tγ, ... Installed at the observatory are always in a receiving state. In FIG. 2, reference numeral 10 is a data source for meteorological observation.

Referring to FIG. 1, the information receiver 1 has a selection signal transmitter 8. The selection signal transmission unit 8 in this example includes a tone signal selection unit 2, a tone signal generation circuit 3, and a voice modulation circuit 4. The selection unit 2 is provided with a plurality of operation buttons (not shown), and the user sets his / her portable transceiver Ta in the transmission state and selects a point (for example, a point A) from which the weather information is to be obtained. ) Operate the A operation button corresponding to the observatory.

As a result, an information request signal (in this case, an A information request signal) is generated from the selection section 2, and this is input to the tone signal generating circuit 3 in the next stage, and the A signal request signal from the tone signal generating circuit 3. A tone signal (A tone signal) corresponding to is generated and input to the audio modulation circuit 4 in the next stage and also to the audio demodulation circuit 5 described later. In the voice modulation circuit 4, the above-mentioned A tone signal is converted into a voice signal Sa having a voice band frequency.

The audio signal Sa from the audio modulation circuit 4 is input to the microphone terminal m of the transceiver Ta via a plug-jack (not shown), and the transceiver T
The signal is converted into a radio frequency signal in a and transmitted wirelessly from the transceiver Ta, and the radio signal is transmitted to each fixed transceiver Tα,
They are received at Tβ, Tγ, ...

The information transmitter 11 shown in FIG. 2 will be described below. The radio signal received by the transceiver Tα is converted into a voice signal Sb in the voice band here and output to the earphone terminal e, and the plug-jack (illustrated). No.) is input to the voice demodulation circuit 12 which is a part of the selection signal receiving unit 16 which constitutes the information transmitter 11 according to the present invention, and is demodulated into a tone signal. 13 (other part of the selection signal receiving unit 16).

The tone discriminating circuit 13 discriminates whether or not the tone signal is related to the information transmitter 11 of its own, and when it is discriminated that the tone signal is unrelated to itself, the tone discriminating circuit 13 is carried out. Does not output any signal. Therefore, in this case, no action is taken after the fact. Further, when it is determined that the tone signal is related to (corresponding to) the self (therefore, in this case, the A tone signal), the tone selection circuit 13 outputs the data selection signal and the press talk switch actuation signal.

The data selection signal is input to the data encoding circuit 14 which is a part of the data transmission section 17. This circuit 1
In FIG. 4, data such as wind direction, wind speed, and atmospheric pressure is input to the data encoding circuit 14 from various observation devices installed in the meteorological station, that is, the data source 10, and this data is input by the above-described data selection signal. The encoding circuit 14 operates to output encoded data. This encoded data is the next-stage audio modulation circuit 15 (other part of the data transmission unit 17).
And is converted into an audio signal Sc having a frequency in the audio band.

The press talk switch actuation signal obtained from the tone discrimination circuit 13 is the voice modulation circuit 1.
The audio signal Sc from 5 is input to the microphone terminal m of the transceiver Tα via a plug-jack (not shown). As a result, the audio signal Sc is converted into a radio frequency signal in the transceiver Tα, while the transceiver Tα is converted.
Is turned on (transmission state), so that the data from the data source 10 is transmitted wirelessly. Further, prior to the transmission of the voice signal Sc or subsequent to the voice signal, the station identification signal given to each information transmitter 11 is also transmitted. This station identification signal is obtained from the data encoding circuit 14, for example.

Referring again to FIG. 1, the radio signal from the transceiver Tα described above is received by the portable transceiver Ta, where the voice signal S having a frequency in the voice band.
The data is converted to d, output to the earphone terminal e, and input to the data receiving unit 9 of the information receiver 1 via a plug-jack (not shown). The data receiving section 9 is composed of a voice demodulating circuit 5, a display signal generating circuit 6 and a display section 7 in this example. Therefore, the above-mentioned voice signal Sd is input to the voice demodulation circuit 5 and compared there with the A tone signal from the tone signal generation circuit 3 transmitted previously, that is, the station identification signal in the received radio signal is requested by itself. Information transmitter 1
It is determined whether or not it is the station identification signal from 1.

Information transmitter 1 whose station identification signal is requested by itself
If it is determined that the signal is not from 1, no signal is obtained from the voice demodulation circuit 5, and no operation is performed after the fact. Information transmitter 11 whose station identification signal is requested by itself
If it is determined that the audio demodulation circuit 5
An output is obtained from the above, and this is input to the display signal generating circuit 6 in the next stage. The display signal from the display signal generating circuit 6 is input to the display unit 7 at the next stage and displayed here. The display means includes not only a character display but also a voice display by a speaker. This display allows the user to know the weather information at the point requested by the user.

In the above description, the case of receiving the weather information at an arbitrary point has been described, but the present invention is not limited to this, and if the user wants to know other information as well, the transceiver known in the related art at a point where the information source (data source) exists. Also, by installing the information transmitter 11 according to the present invention and connecting it to the data source 10 and setting the fixed transceiver Tα in the receiving state at all times, the user can set the portable transceiver Ta and the information receiver 1 according to the present invention. It can be used at any time to know the data of this data source 10.

[0017]

According to the present invention, there is an effect that the information receiver and the information transmitter can be constructed relatively easily, and since the conventionally well-known transceiver is used, the radio becomes cheaper and the apparatus as a whole becomes cheaper accordingly. There is an effect that can be supplied.
Furthermore, there is an effect that the qualification of a wireless worker is unnecessary.

[Brief description of drawings]

FIG. 1 is a block diagram showing an example of a receiver of an information transmission device using a transceiver according to the present invention.

FIG. 2 is a block diagram showing an example of a transmitter of an information transmission device using the transceiver according to the present invention.

Claims (2)

[Claims] 1. A selection signal which is connected to an audio input terminal of a portable transceiver which is individually carried through a plug-jack connector and which supplies a selection signal modulated into an audio signal to the audio input terminal. Plug the transmitter and the audio output terminal of the portable transceiver
An information receiver of an information transmission device using a transceiver configured by: a data receiving unit which is connected through a jack connector and which demodulates an audio signal obtained from the audio output terminal to extract data. 2. An audio output terminal of a fixed transceiver, which is installed in a predetermined place in advance, is connected via a plug-jack connector, and an audio signal obtained from this audio output terminal is demodulated to obtain a selection signal. Select signal receiving section to be taken out, and plug into the audio input terminal of the fixed transceiver.
Data transmission, which is connected through a jack connector, receives data from a data source in response to a reception identification signal from the selection signal receiving section, converts the data into a voice signal, and supplies the voice signal to the voice input terminal of the fixed transceiver. An information transmitter of an information transmission device using a transceiver composed of a part and a part.