JPH06103848B2 - Radio calling system - Google Patents

Description

The present invention relates to a radio paging system for calling a specific person.

[Outline of Invention]

The present invention is a wireless calling system for calling a specific person from a plurality of people in factories, offices, hospitals, banks, leisure facilities, and the like, and more specifically includes a selective calling number unique to a receiving device by a transmitting device. (EN) A calling system capable of setting information including an arbitrary calling number by allowing information to be registered and deleted.

[Conventional technology]

Conventionally, a radio paging system known by the names such as "pager" and "private pager" stores a unique selective calling number in a read-only memory (ROM) of a receiving device.

[Problems to be solved by the invention]

When an unspecified number of people carry the receiving device with the above system and sequentially call a specific person, the information including the selective call number is not general because the information including the selective call number is fixed and the selective call number is managed. It had the drawback of being complicated.

[Means for solving problems]

In order to solve the above problems, the present invention provides a radio paging system in which a transmitter can register and delete information including a selective call number unique to a receiver.

[Action]

According to the above-mentioned configuration, the information including the selective calling number can be registered and deleted in the wireless receiving device by the wireless calling device, so that the wireless calling system capable of setting the information including the optional selective calling number can be obtained.

〔Example〕

 Embodiments of the present invention will be described below with reference to the drawings.

FIG. 1 is a diagram showing a radio paging system to which an embodiment of the present invention is applied. This system is composed of a wireless transmitter (hereinafter referred to as transmitter) 1 and a plurality of wireless receivers (hereinafter referred to as receivers) 2 _-1 to 2 _-n .

FIG. 2 is a schematic block diagram showing a transmitter to which an embodiment of the present invention is applied. The transmitter 1 includes a key input unit 11, a display unit 12, a CPU system unit 13, a transmitting unit 14, a transmitting antenna 15, and a registration / erasing data output unit 16.

The key input unit 11 is composed of numeral keys 0 to 9, an ENT key, a registration key, a call key, etc., and sets information including a selective call number (hereinafter referred to as call data) and calls data to the receiving device. This is for setting a mode for registering or calling.

The display unit 12 is composed of a display device such as a liquid crystal display or a light emitting diode and a control circuit, and displays the call data set by the key input unit 11.

The CPU system unit 13 is, for example, a microprocessor, ROM, RA
It is composed of M, I / O ports and a timer, and controls the overall operation of the wireless transmission device 1.

The transmitting unit 14 and the transmitting antenna 15 convert calling data set by key input into a radio signal and radiate it.

The registration / erasure data output unit 16 is composed of a light emitting element and a control circuit, and transfers the calling data to the receiver to be registered as registration data.

In the above description, the calling data is registered by the light emitting element and the control circuit, but may be directly connected by the connection cable and the connector or by radio waves.

FIG. 3 is a schematic block diagram showing a receiver to which an embodiment of the present invention is applied. The receiver 2 has a receiving antenna 21,
It comprises a receiving unit 22, a CPU system unit 23, a notification unit 24 and a registration / deletion data input unit 25.

The receiving antenna 21 and the receiving unit 22 demodulate the radio signal radiated by the transmitter 1 into calling data, and the CPU system unit 2
Enter in 3.

The CPU system unit 23 detects whether or not the registration data is input from the registration / deletion data input unit 25, and if there is, the calling data is input and stored as the registration data from the registration / deletion data input unit 25. Further, the operation of the receiver 2 as a whole such as operating the notification unit 24 when the call data stored when the receiver 2 receives the radio signal is compared with the demodulated call data from the receiving unit 22 and a match is detected. To control.

The notification unit 24 includes a buzzer, a buzzer control circuit, a display such as a liquid crystal or a light emitting diode, and a display control circuit. The notification unit 24 outputs a notification sound and a notification display under the control of the CPU system unit 23. In this case, voice output and display of a preset message may be performed.

Next, the operation of the system will be described.

In factories, offices, hospitals, banks, leisure facilities, etc.
The operator connects the registration / deletion data output section 16 of the transmitter 1 and the registration / deletion data input section of any receiver 2- _x ,
By operating the key input unit 11, call data is registered in the receiver 2- _x as registration data. At this time, transmitter 1
Displays the call data set by the key input unit 11 and outputs the call data as registration data from the registration / deletion data output unit 16. The registered receiver 2 _-x inputs the call data as registration data from the registration / deletion data input unit 25 and stores it in the CPU system unit 23. The receiver 2 _-x registered with the call data as the registration data is in a standby state for receiving a radio signal and is carried by a specific person. At this time, the selective call number can be set to an arbitrary number such as a serial number.

When the operator wants to call a specific person, he / she sets the call data of the called receiver carried by the called person using the key input unit 11 of the transmitter 1. In this case, if the selective call number is added, for example, the selective call number can be easily managed, and the called person can also know the order of calling.
At this time, the transmitter 1 displays the set call data on the display unit 12
, And the call data is converted into a wireless signal by the transmitter 14,
It radiates from the transmitting antenna 15. The emission is repeated for a preset time T or after the time T is set until the next call data is set. That is, since the same data is repeatedly sent, the receiver has more chances to receive the calling data and can receive it without fail. The receiver can also perform intermittent reception.

All the receivers registered with the call data receive the radio signal transmitted by the transmitter 1 by the receiving antenna 21 and the receiving section 22, demodulate and input to the CPU system section 23. The comparison is made with the call data stored in, but only the called receiver 2 _-x can detect the match. Called receiver that detected a match 2 _-x
Performs the notification sound and notification display by the notification unit 24,
Communicate the call to the called party.

The operator is called receiver 2 carried by the called person.
_-x is received, the registration / erasure data output unit 16 of the transmitter 1 and the registration / erasure data input unit 25 of the receiver 2- _x are connected, and the preset erase data is registered using the key input unit 11.
The receiver 2- _x deletes the calling data by inputting the deletion data output from the transmitter 1, and waits for the next registration data.

Next, a second embodiment of the present invention will be described with reference to the drawings.

FIG. 4 is a schematic block diagram showing a wireless reception device (hereinafter referred to as a receiver) to which an embodiment of the present invention is applied. The receiver 2 includes a receiving antenna 21, a receiving unit 22, and a CPU system unit 2
3, notification unit 24, registration / deletion data input unit 25 and display unit 26
It is equipped with.

In the present embodiment, the information including the selective call number (hereinafter referred to as the call data) includes the time data, and the CPU system unit 23 stores the call data and then stores the selective call number and the time data registered in the display unit 26. Is displayed, the stored time data is subtracted every certain time (for example, 1 minute),
A function to display the subtracted time data has been added.

The display unit 26 includes a display device and a display control circuit. There are various possible display devices, but liquid crystal is considered to be suitable in consideration of downsizing, thinning, and low current consumption of the receiver. The display unit 26 may also be used as the notification display unit of the notification unit 24.

FIG. 5 is a shape diagram showing a wireless reception device (hereinafter referred to as a receiver) to which an embodiment of the present invention is applied. here,
The receiver 2 includes a notification unit 24 including a notification sound unit 24a based on a buzzer and a notification display unit 24b based on a light emitting diode, and a display unit 26 including a selection number display unit 26a and a time data display 26b.

The receiver 2 displays the registered selective call number and the expected waiting time, and in this case, subtracts and displays the time display every one minute, for example, and waits to receive the radio signal of the calling data. The called person can set a standard of waiting time by this time display.

Next, a third embodiment of the present invention will be described with reference to the drawings.

FIG. 6 is a schematic block diagram showing a wireless reception device (hereinafter referred to as a receiver) to which an embodiment of the present invention is applied. The receiver 2 includes a receiving antenna 21, a receiving unit 22, and a CPU system unit 2
The system includes a notification unit 24, a registration / deletion data input unit 25, a display unit 26, and a power supply control unit 27.

The power supply control unit 27 controls the power supply of the reception unit 22 by the control of the CPU system unit 23. When the receiver 2 inputs call data as registration data, the power supply of the reception unit 22 is turned on,
It is in a state of waiting for reception of a radio signal radiated from the transmitter 1. When the receiver 2 receives the radio signal and detects the match between the demodulated call data and the call data stored in the CPU system unit 23, the power of the receiver 22 is turned off. That is, since the receiver consumes the largest current in the receiver, the power controller of the receiver is provided to save the battery.

〔The invention's effect〕

INDUSTRIAL APPLICABILITY As described above, the present invention provides a wireless calling system capable of setting information including an arbitrary calling number by registering and erasing information including a selective calling number in a wireless receiving device by a wireless transmitting device. This has the effect of making it possible to manage the selective call number easily.

Further, by including the time data in the information including the selective calling number and displaying the time on the receiving device, the called person can easily find the waiting time, and the unpleasantness of the waiting time can be eliminated. .

Further, the receiving device has the effect of being able to save the battery because it has means for turning on / off the power of the receiving section.

[Brief description of drawings]

FIG. 1 is a system diagram showing an embodiment of the present invention. FIG. 2 is a block diagram showing a wireless transmission device according to an embodiment of the present invention. FIG. 3 is a block diagram showing a wireless reception device according to an embodiment of the present invention. FIG. 4 is a block diagram showing a wireless receiver according to a second embodiment of the present invention. FIG. 5 is a shape diagram showing a wireless reception device according to an embodiment of the present invention. FIG. 6 is a block diagram showing a wireless reception device according to a third embodiment of the present invention. 1 …… Wireless transmitter 2 …… Wireless receiver 11 …… Key input section 12 …… Display section 13 …… CPU system section 14 …… Sending section 15 …… Sending antenna 16 …… Register / erase data output section 21 ...... Reception antenna 22 …… Reception unit 23 …… CPU system unit 24 …… Notification unit, 24a …… Notification sound unit, 24b …… Notification display unit 25 …… Registered / deleted data input unit 26 …… Display unit, 26a …… Selection number display section, 26b …… Time data display section 27 …… Power control section

Claims (1)

[Claims] 1. A radio paging system comprising a transmitter and a plurality of receivers, wherein the receiver has a registration / erasure data input section for inputting registration data from the transmitter.
Connected to the CPU system unit, a CPU system unit that stores the registration data from the registration / deletion data input unit, a reception unit that inputs call data via an antenna, demodulates and sends the call data to the CPU system unit, It consists of a notification unit and the C
When the registration data is stored in the CPU system unit, the PU system unit controls the power supply control unit to turn on the reception unit connected to the power supply control unit, and further, the demodulated call When the data matches the registered data, the CPU system unit controls the power supply control unit to turn off the reception unit connected to the power supply control unit, and activates the notification unit. A radio paging system characterized by performing notification.