JP2000041274A - Wireless communication control system - Google Patents

Abstract

PROBLEM TO BE SOLVED: To obtain the wireless communication control system where one wireless transmitter can control an indivisual wireless receiver. SOLUTION: In the wireless communication control system consisting of wireless transmitters 1 each of which transmits a wireless signal with an ID number added thereto and wireless receivers 2 each of which receives the wireless signal, the wireless transmitter 1 is provided with pluraliti signal transmission means 17 each of which adds indivisually specific information to the wireless signal and each of wireless receivers 2 is provided with an ID number registration section 26 where specific information is registered in advance and a signal output section 25 that outputs corresponding to the transmitted ID number and the specific information.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

[0001] 1. Field of the Invention [0002] The present invention relates to a wireless communication control system in which a wireless receiver identifies a wireless transmitter by an ID number added to a wireless signal.

[0002]

2. Description of the Related Art Conventionally, a wireless communication control system has
As described in JP-A-2-114797, a portable wireless transmitter having a shape such as a pendant or a card, and a wireless receiver for receiving a wireless signal transmitted from the wireless transmitter are configured. Have been. In such a wireless communication control system, for example, when a physical abnormality occurs or when a thief enters, the button operation of the wireless transmitter carried is performed, and the wireless receiver receives a wireless signal. It is used for notifying a security room or a security company of the occurrence of an abnormality.

[0003] In addition, this type of wireless communication control system is also used for controlling electric equipment. In a lighting control system, a wireless transmitter is operated to operate a switch installed on a wall or directly a lighting apparatus. Even without this, it is possible to perform lighting on / off, dimming control and the like. Further, there is a method of unlocking / locking an electric lock installed on a door by operating a wireless transmitter.

In the wireless communication control system used in this manner, each wireless transmitter has an ID.
By setting a number, the wireless receiver identifies the ID number added to the wireless signal, and responds only to a specific wireless transmitter to prevent malfunction.

[0005]

However, in the conventional wireless communication control system, since the wireless receiver identifies the ID number of the wireless transmitter and outputs an operation signal, one wireless transmitter is provided. Has a problem that the wireless receivers cannot be individually controlled. Specifically, in a wireless communication control system including one wireless transmitter and a plurality of wireless receivers, operating a button of the wireless transmitter causes all wireless receivers that have received a wireless signal to respond. For example, when the button A of the wireless transmitter is operated, the first wireless receiver is driven, and when the button B is operated, the second wireless receiver is not driven.

SUMMARY OF THE INVENTION The present invention has been made in view of the above problems, and has as its object to control wireless communication in which a single wireless transmitter can control individual wireless receivers. It is to provide a system.

[0007]

According to the first aspect of the present invention,
In a wireless communication control system including a wireless transmitter that transmits a wireless signal to which an ID number is added and a wireless receiver that receives the wireless signal, the wireless transmitter individually adds unique information to the wireless signal. The wireless receiver includes a plurality of signal transmission units, and the wireless receiver includes an ID number registration unit that registers unique information in advance, and a signal output unit that performs output according to the transmitted ID number and the unique information. It is characterized by having done.

According to a second aspect of the present invention, in the wireless communication control system according to the first aspect, the wireless transmitter includes transmission start means for starting transmission of a wireless signal, and starts transmission following operation of the signal transmission means. The wireless signal is not transmitted unless the means is operated.

According to a third aspect of the present invention, in the wireless communication control system according to the first or second aspect, the wireless transmitter includes receiver switching means for setting which wireless receiver is to be driven. Only the wireless receiver that has performed the output according to the wireless signal is characterized.

[0010]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of the present invention will be described below in detail with reference to FIGS.

[First Embodiment] As shown in FIG. 1, a wireless communication control system according to the first embodiment
It comprises a wireless transmitter 1 for transmitting a wireless signal to which a D number is added, and a wireless receiver 2 for receiving the wireless signal.

The wireless transmitter 1 includes a CPU 11 for controlling the entire wireless transmitter 1 and a wireless transmitting unit 13.
A PLL control unit 14, an ID number setting unit 15 composed of an EEPROM in which the ID numbers of the individual wireless transmitters 1 are preset, a transmission antenna 16, and push button units 17a, 17b, 17c composed of push button switches. , A notification / display unit 18, and a registration mode switch SW1 or the like for switching from the normal mode to the registration mode for a predetermined period after the operation as mode switching means. Note that the number of push button sections 17 is not limited to three.

In the wireless transmitter 1, when an operation of pressing the button A (the push button section 17 a) is input to the CPU 11, the ID number is read from the ID number setting section 15. The CPU 11 creates transmission data having a predetermined format including the read ID number, and the wireless transmission unit 13 outputs a wireless signal modulated by the transmission data and causes the transmission antenna 16 to output it as a radio wave. The carrier used by the wireless transmission unit 13 is input from the PLL control unit 15. Although the FSK modulation method is adopted as the modulation method, there is no particular limitation as long as it is a modulation method generally used for digital transmission, such as ASK modulation and PWM modulation. The notification / display unit 18 sounds a piezoelectric buzzer or turns on a light emitting diode in order to notify that an input has been made to the CPU 11 by a pressing operation of the push button unit 17.

The structure of the transmission data transmitted from the transmission antenna 16 will be described with reference to FIG. In the wireless transmitter 1, a wireless signal is configured as shown in the figure, an ID number is read from the ID number setting unit 15, added, and a button-specific signal indicating which push button 17 has been pressed is used as control information as wireless information. Transmit to receiver 2. With this configuration, it is possible to notify the wireless receiver 2 of which push button 17 has been pressed from which wireless transmitter 1 as a wireless signal.

The wireless receiver 2 includes a CPU 21 for controlling the entire wireless receiver 2, and a wireless receiver 22.
, A demodulation unit 23, a waveform shaping unit 24, a signal output unit 25 that outputs an operation signal via the signal line L, and an ID number of the wireless transmitter 1 as an ID registration memory and a signal for each button. An ID number registration unit 26, a notification / display unit 27 for sounding a buzzer or lighting a light emitting diode, a reception antenna 28, a PLL control unit 29,
A mode switch SW2 for switching between the normal mode and the registration mode is provided as a mode switching unit.

When the wireless receiver 2 receives the radio signal from the wireless transmitter 1 with the receiving antenna 28, the radio receiver 22 performs processing such as amplification and frequency conversion, demodulates it with the demodulator 23, and then shapes the waveform. The transmission data is extracted by shaping the waveform in the section 24. Wireless receiver 22
The local oscillation signal used for the frequency conversion in the PLL controller 2
9

The transmission data is input to the CPU 21 and transmitted to the ID
A number and a signal for each button are extracted. The ID number and the signal for each button extracted by the display processing unit 20 are IDs composed of an EEPROM.
The data is collated with the data stored in the number registration unit 26. ID
The number registration unit 26 stores in advance what operation signal is output in association with the ID number and the button-specific signal, and the signal output unit 25 stores the ID number and the button-specific signal extracted from the transmission data. The corresponding operation signal is output. In addition, the notification / display unit 27 notifies the reception of the transmission data by sounding a buzzer or turning on a light emitting diode when outputting the operation signal.

As shown in FIG. 3, the wireless transmitter 1 is provided with a transmission button 19 in addition to the push button 17.
Only when pressing the send button 19 after pressing
An ID number and a button-specific signal corresponding to the push button 17 operated before pressing the send button 19 may be transmitted as send data. As a result, transmission data is not transmitted just by pressing the push button 17, so that a malfunction caused by pressing the wrong push button 17 can be prevented. In addition, if the transmission data is not transmitted unless the transmission button 19 is pressed and operated until a desired time elapses after the pressing operation of the push button 17, it is possible to unknowingly press the operation of the push button 17. It is possible to prevent the transmission of undesired transmission data by abruptly pressing the transmission button 19 after a while.

With such a configuration, the wireless communication control system according to the present invention operates as follows.
As shown in FIG. 3, a description will be given using a wireless communication control system including one wireless transmitter 1 and two wireless receivers 2a and 2b. The wireless receiver 2a is a desk-mounted type that outputs a notification sound when the push button 17a of the wireless transmitter 1 is pressed. The wireless receiver 2b locks / unlocks the wireless electric lock installed on the door when the push button 17b of the wireless transmitter 1 is pressed.

First, registration is performed so that the wireless receivers 2a and 2b are driven according to the operation of the wireless transmitter 1. The registration method is as follows. Wireless receiver 2
a of the mode switch SW2 of the wireless transmitter 1 and the transmission button 19 of the wireless transmitter 1.
Press and continuously. Then, the wireless receiver 2
a of the wireless transmitter 1
The D number and the signal for each button of the push button 17a are registered. Mode switch SW of wireless receiver 2a
After switching the wireless receiver 2 to the normal mode, the wireless receiver 2b is similarly registered. Thus, the push button 17a is associated with the wireless receiver 2a, and the push button 17b is associated with the wireless receiver 2b.

When the push button 17a of the wireless transmitter 1 is pressed (see FIG. 4A) in the wireless communication control system having completed the above setting, an LED (notification / display unit) provided on the wireless transmitter 1 is operated. 18) blinks for about 3 seconds (see FIG. 4 (c)). When the transmission button 19 is pressed while the LED is blinking (see FIG. 4D),
The LED is turned on for a predetermined time (see FIG. 4C), and the wireless transmitter 1 outputs an ID number and a signal for each button as transmission data. The output transmission data is received by both the wireless receivers 2a and 2b. In the wireless receivers 2a and 2b, an ID number and a signal for each button are extracted from the received transmission data. Since the button-by-button signal extracted this time matches the button-by-button signal already registered in the wireless receiver 2a, the wireless receiver 2a sounds a buzzer or the like (see FIG. 4E).
Further, since the button-specific signal already registered in the wireless receiver 2b does not match the extracted button-specific signal, the locking / unlocking operation of the wireless electric lock is not performed (FIG. 4).
(F)).

Similarly, push button 17 of wireless transmitter 1
When b is pressed (see FIG. 4B), the wireless receiver 2a does not ring (see FIG. 4E), and the wireless electric lock is locked / unlocked by the wireless receiver 2b. (See FIG. 4F).

According to the present embodiment, not only the ID number of the wireless transmitter 1 but also the signal for each button are registered in the wireless receiver 2, so that which push button 17 of which wireless receiver 2 is pressed. It is possible to determine whether the operation has been performed, and to perform individual operations (control of opening / closing of a garage and control of unlocking / locking of an electric lock with one wireless transmitter) which were impossible with a conventional wireless communication control system. Becomes possible.

[Second Embodiment] As shown in FIG. 5, a wireless communication control system according to this embodiment includes a receiver changeover switch 1 and a wireless transmitter 1 shown in FIG.
2 is added. In FIG. 5, the same parts as those of the wireless communication control system described in the first embodiment are given the same numbers, and the detailed description of the same parts is omitted.

The wireless communication control system according to the present embodiment shown in FIG. 5 is different from the wireless communication control system described in the first embodiment in the following features.

That is, the wireless transmitter 1 of the present embodiment
By operating the receiver changeover switch 12, it is possible to specify which wireless receiver 2 is to be driven. For example, the receiver changeover switch 12
On the first wireless receiver 2a side (“1” side in FIG. 6)
Then, if the push button 17 is operated after switching to, the first wireless receiver 2a performs an operation corresponding to the push button 17.

The operation of the wireless communication control system according to the present embodiment will be described below with reference to FIGS. As shown in FIG. 6, one wireless transmitter 1 and
Two wireless receivers (first wireless receiver 2a)
The description will be made using a wireless communication control system including the wireless communication control system and the second wireless receiver 2b).

When the push button 17a is pressed after the receiver changeover switch 12 of the wireless transmitter 1 is switched to the "1" side, the first wireless receiver 2a outputs a notification sound corresponding to the push button 17a. A, when the push button 17b is pressed, a notification sound B corresponding to the push button 17b is sent to the push button 1b.
This is a desk-mounted type that outputs a notification sound C corresponding to the push button 17c when the push button 7c is pressed. Further, after the receiver changeover switch of the wireless transmitter 1 is switched to the “2” side, the second wireless receiver 2 b
When a is pressed, the wireless electric lock installed on the door is locked, when the push button 17b is pressed, the wireless electric lock is unlocked, and when the push button 17c is pressed, the wireless electric lock is unlocked. If it is locked, it is locked, and if it is locked, it is unlocked.

First, registration is performed so that the wireless receivers 2a and 2b are driven according to the operation of the wireless transmitter 1. Registration is performed in the same manner as in the first embodiment. For example, the mode switch SW2 of the first receiver 2a is switched to the registration mode (notification sound A generation mode), and the push button 17a of the wireless transmitter 1 is pressed. Then, the ID number of the wireless transmitter 1, the state of the receiver changeover switch 12, and the signal for each button are registered in the ID number registration unit 26 of the first wireless receiver 2a. Hereinafter, the registration is performed in the same manner.

In the wireless communication control system having completed the above setting, the receiver changeover switch 12 is switched to the "1" side (see FIG. 7 (d)) and the push button 17a of the wireless transmitter 1 is pushed and operated ( 7A), transmission data is output from the wireless transmitter 1 (FIG. 7A).
(E)). The wireless receivers 2a and 2b that have received the transmission data transmitted from the wireless transmitter 1 extract the ID number, the state of the receiver changeover switch 12, and the signal for each button. In the first wireless receiver 2a, since the state of the receiver changeover switch 12 extracted this time is set to the "1" side, the notification sound A is generated as an operation according to the extracted ID number and button-specific signal. (See FIG. 7F). In the wireless receiver 2b, the locking / unlocking operation of the wireless electric lock is not performed because the receiver changeover switch 12 is not set to the “2” side (see FIG. 7 (g)).

Similarly, the receiver changeover switch 12 is set to "1".
When the push button 17b of the wireless transmitter 1 is pushed (see FIG. 7 (b)) in a state where it is set to the side, the first wireless receiver 2a outputs the notification sound B (see FIG. 7). 7 (f)). When the push button 17a or the like of the wireless receiver 1 is pressed while the receiver changeover switch 12 is set to the “2” side, the wireless receiver 2
By b, the wireless electric lock is locked / unlocked (see FIG. 7 (g)).

According to the present embodiment, the wireless transmitter 1 is provided with the receiver changeover switch 12 for setting which wireless receiver 2 is to be operated.
In this case, not only the ID number of the wireless transmitter 1 but also the signal for each button are registered, so that it is possible to determine which push button 17 is pressed in the designated wireless receiver 2, and the conventional wireless Individual operations (garage opening / closing control and electric lock unlocking / locking control with one wireless transmitter), which were impossible with the communication control system, can be performed.

[0033]

As described above, the first aspect of the present invention comprises a wireless transmitter for transmitting a wireless signal to which an ID number is added, and a wireless receiver for receiving the wireless signal. In the wireless communication control system, the wireless transmitter includes a plurality of signal transmission means for individually adding unique information to the wireless signal,
The wireless receiver has an ID in which unique information is registered in advance.
Since it has a number registration unit and a signal output unit that performs output according to the transmitted ID number and unique information,
The unique information transmitted as a wireless signal makes it possible to determine which signal transmitting means of which wireless receiver has been operated, so that one wireless transmitter can control each wireless receiver It is possible to provide a wireless communication control system that provides the following effects.

According to a second aspect of the present invention, in the wireless communication control system according to the first aspect, the wireless transmitter includes transmission start means for starting transmission of a wireless signal, and starts transmission following operation of the signal transmission means. Since we did not transmit wireless signals unless we operated the means,
Even if the signal transmission means is operated by mistake, an unintended wireless signal can be prevented from being immediately transmitted.

According to a third aspect of the present invention, in the wireless communication control system according to the first or second aspect, the wireless transmitter includes receiver switching means for setting which wireless receiver is to be driven. Since only the set wireless receiver outputs according to the wireless signal, it is possible to set which wireless receiver is to be driven by the reception switching means, and to the wireless receiver designated by the signal transmitting means. Thus, it is possible to perform a desired operation.

[Brief description of the drawings]

FIG. 1 is a block diagram showing an example of a basic configuration of a wireless communication control system according to the present invention.

FIG. 2 is a diagram showing an example of a wireless signal transmitted and received by the wireless communication control system according to the present invention.

FIG. 3 is a diagram showing an example of an operation of the wireless communication control system according to the present invention.

FIGS. 4A to 4F are timing charts showing an example of a basic operation of the wireless communication control system according to the present invention.

FIG. 5 is a block diagram showing an example of a basic configuration of another wireless communication control system according to the present invention.

FIG. 6 is a diagram showing an example of an operation of another wireless communication control system according to the present invention.

FIGS. 7A to 7G are timing charts showing an example of a basic operation of another wireless communication control system according to the present invention.

[Explanation of symbols]

 REFERENCE SIGNS LIST 1 wireless transmitter 2 wireless receiver 11 CPU 12 receiver switch (receiver switching unit) 13 wireless transmission unit 14 PLL control unit 15 ID number setting unit 16 transmission antenna 17 push button (signal transmission unit) 18 notification / display unit 19 transmission button (transmission start means) 21 CPU 22 wireless reception unit 23 demodulation unit 24 waveform shaping unit 25 signal output unit 26 ID number registration unit 27 notification / display unit 28 reception antenna SW1 registration mode switch SW2 mode switching switch

 ────────────────────────────────────────────────── ─── Continuing on the front page (72) Inventor Fumiyoshi Mukaiyama 1048, Kazuma Kadoma, Kadoma-shi, Osaka F-term in Matsushita Electric Works, Ltd. (reference) 5K067 AA35 BB15 BB21 DD13 DD17 EE02 EE25 FF07 GG11 HH24

Claims (3)

[Claims] In a wireless communication control system including a wireless transmitter for transmitting a wireless signal to which an ID number is added and a wireless receiver for receiving the wireless signal, the wireless transmitter individually transmits unique information. The wireless receiver includes a plurality of signal transmitting means for adding to the wireless signal, the wireless receiver includes an ID number registration unit for registering unique information in advance, and a signal output unit for outputting according to the transmitted ID number and unique information. And a wireless communication control system. 2. The wireless transmitter according to claim 1, further comprising transmission start means for starting transmission of the wireless signal, wherein the wireless signal is not transmitted unless the transmission start means is operated following the operation of the signal transmission means. The wireless communication control system according to claim 1, wherein 3. The wireless transmitter includes receiver switching means for setting which wireless receiver is to be driven,
3. The wireless communication control system according to claim 1, wherein only the set wireless receiver outputs an output according to the wireless signal.