JP2003023429A - Radio transmitter, information equipment registration method and information equipment connection method - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a radio transmitter that prevents cost increase and realizes size reduction and to provide an information equipment registration method and an information equipment connection method, that can enhance the user operability, at registration and connection of the equipment. SOLUTION: A CPU 5 executes an inquiry procedure for acquiring an address BD ADDR of connected equipment. Then the CPU 5 checks the state (thrown position) of a slide switch 4 and stores the acquired address BD ADDR to an address of a memory 6 corresponding to the slide position of the slide switch 4. Furthermore, the CPU 5 checks a state (thrown position) of the slide switch 4, reads the acquired address BD ADDR from the address of the memory 6 and uses the read address BD ADDR to make connection (paging procedure) to the connected equipment.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a Bluetooth device or the like, and more particularly to a wireless transmission device, an information device registration method and an information device connection method for transmitting data by designating a predetermined device among a plurality of devices.

[0002]

2. Description of the Related Art Conventionally, in Bluetooth devices,
In the case of registering a plurality of connected devices, the method of managing with a fixed number etc. was not taken. Communication using Bluetooth is based on the concept of master and slave. The master connects to the slave. That is, the device that initiates the connection is called the master.

Here, there is a two-step operation as a connection destination selection method. In the first selection method, as shown in FIG. 9, the master searches for surrounding slaves (inquiry: inquiry procedure), and as shown in FIG. 10, connects to the found slave device (page: paging procedure).
Is a method of performing. The master acquires the connectable slave device's proof-to-address (hereinafter referred to as address BDDRDDR) by the search operation. Search
The plurality of registered slave devices are displayed on the display device 30, as shown in FIG. The user selects a connection destination from the displayed slave devices.
The master uses the slave device selected by the user as a connection destination and connects using the address BDADDR.

In the second selection method, the addresses BADDDR of a plurality of connectable slave devices are registered in the master in advance, and the address BDDRDDR of the slave device to be connected is used to connect to the slave device ( page). When connecting to a specific slave device, a plurality of slave devices are displayed on the display device 30, as shown in FIG. 11 described above. The user selects a connection destination from the displayed slave devices. The master uses the slave device selected by the user as the connection destination and sets its address BD.
Connect using ADDR. In this case, the slave search operation (inquiry) in the first selection method described above is not necessary. The address BRADDR is the device 1
Unique to each one, all devices have different addresses BRADDR.

[0005]

As described above, in the conventional Bluetooth device, in order to specify a connection destination from a plurality of registered or searched devices, as shown in FIG. 11, a list of registered devices is displayed. And the like are displayed on the display device 30, and the user selects from there to determine the connection destination. As a result, flexible measures can be taken. However, there is a problem in that miniaturization is hindered because a display device is always required, which leads to an increase in cost and a circuit configuration such as a drive circuit of the display device is required accordingly.

Further, in the prior art, when registering the addresses BDADDR of a plurality of devices, the addresses BDADDR are registered.
If the memory of the storage location of the device is limited, in order to register the device that exceeds the limit, which address BDA
The user had to decide whether to turn off the DDR. Therefore, the address BDA that is deleted by the user accurately
If the DDR is not presented, the user will be confused at the next connection. This becomes a problem especially when there are not enough display devices.

Therefore, the present invention prevents an increase in cost,
Miniaturization can be achieved, and device registration and
An object of the present invention is to provide a wireless transmission device, an information device registration method, and an information device connection method that can improve the operability of the user at the time of connection.

[0008]

In order to achieve the above object, a wireless transmission device according to the invention of claim 1 indicates a storage destination of address information set as device identification information for each of a plurality of information devices. Storage destination instructing means, address information acquiring means for acquiring from each of the plurality of information devices,
And a storage unit for storing the address information acquired by the address information acquisition unit in the storage destination instructed by the storage destination instruction unit.

As a preferred mode, for example, as described in claim 2, in the wireless transmission device according to claim 1, the address stored in the storage destination of the storage means is designated by the storage destination instruction means. Address information reading means for reading information, and connection means for establishing a wireless link for exchanging data with the information equipment to which the address information is set based on the address information read by the address information reading means. You may do it.

As a preferred mode, for example, as described in claim 3, in the wireless transmission device according to claim 1, the storage destination instructing means comprises switching means having a plurality of contacts, and Each may correspond to the storage destination of the address information.

As a preferred aspect, for example, as in claim 4, in the wireless transmission device according to claim 3, the switching means has a structure for sliding the operator to perform the switching operation of the plurality of contacts. It may be a slide switch provided.

[0012] As a preferred aspect, for example, as in claim 5, in the wireless transmission device according to claim 3, the switching means has a structure for rotating the operator to perform the switching operation of the plurality of contacts. It may be a rotary switch that has.

As a preferred mode, for example, as described in claim 6, in the wireless transmission device according to claim 1, the storage destination instruction means is a switching means having a single contact, and the switching means is operated. Each time it is performed, it may be composed of control means for sequentially switching the storage destination of the address information and display means for displaying the storage destination of the address information switched by the control means in a distinguishable manner.

As a preferred mode, for example, as described in claim 7, in the wireless transmission device according to claim 1, the storage destination instruction means is a single unit provided for each storage destination of the address information. You may make it consist of several switching means which has a contact.

In order to achieve the above object, in the information equipment registration method according to the invention as set forth in claim 8, the storage destination of the address information set as the equipment identification information in each of the plurality of information equipments is set to a plurality of contact points. Each is associated with a storage destination of address information, and the address information acquired from each of the plurality of information devices is indicated by a switching unit capable of explicitly designating any one of the plurality of contacts by the position of the operator. ,
It is characterized in that it is stored in a storage destination designated by the switching means.

In order to achieve the above object, in the information equipment connecting method according to the invention of claim 9, the storage location of the address information set as the equipment identification information in each of the plurality of information equipments is set to a plurality of contact points. Each is associated with a storage destination of address information, and is designated by a switching means capable of explicitly designating any one of the plurality of contacts according to the position of an operator, and stored in the storage destination designated by the switching means. It is characterized by establishing a wireless link for exchanging data with an information device in which address information is set.

According to the present invention, the storage destination instructing means instructs the storage destination of the address information set as the device identification information to each of the plurality of information devices, and the address information acquiring means instructs each of the plurality of information devices. The address information acquired by the address information acquisition unit is stored in the storage destination in the storage unit instructed by the storage destination instruction unit. Therefore, it is not necessary to provide a large-sized display device, cost increase can be prevented, size reduction can be realized, and user operability at the time of device registration / connection can be improved.

[0018]

BEST MODE FOR CARRYING OUT THE INVENTION Embodiments of the present invention will be described below with reference to the drawings. A. Configuration of Embodiment FIG. 1 is a block diagram showing a schematic configuration of a Bluetooth transmission device according to an embodiment of the present invention. RF transceiver 1
Performs wireless signal transmission / reception according to the Bluetooth standard. The baseband control unit 2 controls the RF transmission / reception unit,
Controls various signal processing such as communication link control, frequency hopping management, packet retransmission, and error correction.

As shown in FIGS. 2 (a) to 2 (c), the operation section 3 is composed of a slide switch 4 having a plurality of states (three contacts in this embodiment). The closing position (contact point position) of the slide switch 4 is fixedly associated with the registration numbers 1, 2, and 3, respectively, and where the connected device is registered according to the closing position of the slide switch 4. It is possible to explicitly recognize where to connect to the connected device. In the example shown in the figure, (a) shows a state in which it is inserted in the position of registration number 1, (b) shows a state in which it is inserted in the position of registration number 2, and (c) shows a state in which it is inserted in the position of registration number 3. . Although the slide switch is used, a rotary switch (rotary switch) may be used as long as the switch can take a plurality of states.

The CPU 5 controls each unit (not shown) of the Bluetooth device, the baseband control unit 2 and the like.
In particular, in the present embodiment, the CPU 5 detects the state of the slide switch 4 (closing position or closing contact) of the operation unit 3 and registers and connects the connected device (slave) according to the state of the slide switch 4. To do.

The memory 6 stores the state of the slide switch 4 detected by the operation of the CPU 5 and the address BADDDR of the connected device in association with each other.

B. Operation of Embodiment B-1. Registration Operation First, the operation when registering the connected device existing around the Bluetooth device serving as the master will be described. Here, FIG. 3 is a flowchart for explaining the registration operation according to the present embodiment. When registering the connected device,
The Bluetooth device performs the inquiry procedure as in the conventional method, and the address of the connected device BDADDR
Is acquired (step S10). Next, the registration operation of the acquired address BDADDR is started (step S1).
2). First, the CPU 5 checks the state of the slide switch 4 (step S14).

Then, according to the check result, it is determined whether or not the slide switch 4 is turned on at the slide position P1 (registration number 1) (step S16). Here, when the slide switch 4 is in the slide position P1, the acquired address BADDDR is stored in the memory address AD1 as shown in FIG. 4 (step S18).

On the other hand, if the slide position P1 has not been inserted, it is determined whether the slide position P2 (registration number 2) has been inserted (step S20). Here, when the slide switch 4 is in the slide position P2, the acquired address BDADDR is stored in the address AD2 of the memory as shown in FIG. 4 (step S22).

If the slide switch 4 is not in the slide positions P1 and P2, it is determined that it is in the slide position P3 (registration number 3), and as shown in FIG. The acquired address BADDDR is stored in the address AD2 of the memory (step S2
4).

With the above, the connected device is registered. When registering multiple devices in succession, perform the inquiry procedure again and set another address BDDR
After acquiring, the registration operation described above is performed.

In the above operation, the address BDA
Although the state of the slide switch 4 is checked after obtaining the DDR, the present invention is not limited to this, and the address BDDRDDR may be obtained after checking the state of the slide switch 4 in advance.

Further, as shown in FIG. 4, in the above-described embodiment, the state of the slide switch 4 (closed position) and the address position for storing the address BDADDR correspond to each other. As shown, identifiers D1 (registration number 1) and D2 indicating the state of the slide switch 4 are shown.
If the address BDADDR is stored in association with (registration number 2) and D3 (registration number 3), the state of the slide switch 4 (closing position) and the address on the memory 6 do not necessarily correspond. No need.

B-2. Connection Operation Next, the operation when connecting to any of the registered connection devices will be described. Here, FIG. 6 is a flowchart for explaining the connection operation according to the present embodiment. When determining the connection destination, first, the CPU 5 executes a connection device designation routine for allowing the user to specify the connection device to be connected by the slide switch 4 (step S30). Next, the CPU 5 checks the state (closing position) of the slide switch 4 (step S3).
2).

Then, according to the check result, it is judged whether or not the slide switch 4 is turned on at the slide position P1 (registration number 1) (step s34). Here, when the slide switch 4 is turned to the slide position P1, the address BADDDR is read from the address AD1 of the memory (step S36).

On the other hand, if the slide position P1 has not been inserted, it is determined whether or not the slide position P2 (registered position 2) has been inserted (step S38). Here, when the slide switch 4 is in the slide position P2, the address BADDDR is read from the address AD2 of the memory (step S40).

If the slide switch 4 is not in the slide positions P1 and P2, it is determined that the slide switch 4 is in the slide position P3 (registration number 3), and the address AD3 to the address BDADDR of the memory is determined.
Is read (step S42).

Then, the read address BDADDR
Use to connect to the connected device (page procedure). In this way, the device to be registered (slave) and the device to be connected (slave) depending on the closing position of the slide switch 4.
It becomes possible to correspond one to one with each other, and a plurality of connected devices can be registered and a user can select a connection destination without providing a display device.

C. First Modified Example Next, a first modified example of the embodiment of the present invention will be described. Here, FIG. 7 is a schematic diagram for explaining the first modification of the embodiment of the present invention. In the embodiment described above,
Although only the switch (slide switch or rotary switch) that can take a plurality of states is used, as shown in FIG. 7, the switch 10 that can take one on / off state and a plurality of states can be displayed. For example, in combination with a simple display device 11 including three LEDs 11a, 11b, and 11c, each time the switch is pressed, the lighting position of the display device 10 is sequentially changed and the address BDA is set.
The storage position (or read position) of the DDR may be sequentially changed. In this case, depending on the number of times the switch 10 is pressed, the storage position of the address BDADDR or the position (connection device) from which the address BDADDR is read can be designated.

D. Second Modified Example Next, a second modified example of the embodiment of the present invention will be described. Here, FIG. 8 is a schematic diagram for explaining a second modification of the embodiment of the present invention. Instead of the switch having a plurality of states (contacts) described above, as shown in FIG.
Switch 12 that can be in one on / off state
You may make it provide a, 12b, 12c. In this case, the switch 12a is pressed when registering at the registration position 1, and the switch 12a is registered when registering at the registration position 2.
When the user presses b to register at the registration position 3, the switch 12c is pressed. When designating a connected device, the switch at the position where the address BADDDR of the device to be connected is registered is pressed.

According to the present embodiment, the display device for selecting the connection destination, which is required in the conventional technique, is unnecessary. That is, the address BD corresponding to the registered device (
The position of the slide switch 4 (embodiment) or the lighting position of the display device 11 (first modification) and the switches 12a to 12 to be pressed, which are associated with ADDR) one to one.
At the position c (second modification), the user can easily specify the connection destination.

Further, according to this embodiment, device registration /
It is possible to prevent user confusion during connection. That is, even when the storage memory of the address BDDRDDR is limited, the position of the slide switch 4 at the time of registration (embodiment), the lighting position of the display device 11 (first modification), and the switches 12a to 12 to be pressed.
Address BDAD corresponding to position 2c (second modification)
By overwriting DR, new address BDAD
Since the DR is to be registered, the user has explicitly deleted it, and at the same time, the registration can be completed. The registered device has a one-to-one correspondence with the position of the slide switch set at the time of registration, the lighting position of the display device 11 (first modification), and the positions of the switches 12a to 12c to be pressed (second modification). Since it is compatible, the user can easily specify the connection destination. Therefore, the user will not be confused about the connection destination at the next connection.

[0038]

According to the first aspect of the present invention, the storage destination instructing unit instructs the storage destination of the address information set as the device identification information to each of the plurality of information devices, and the address information acquiring unit causes the address information to be stored. Since the address information acquired from each of the plurality of information devices and acquired by the address information acquisition unit is stored in the storage destination in the storage unit instructed by the storage destination instructing unit, the display device It is not necessary to provide the above, and it is possible to prevent the cost increase, realize the downsizing, and improve the operability of the user when registering the device.

According to the second aspect of the invention, the address information reading means reads out the address information stored in the storage destination of the storage means, which is instructed by the storage destination instructing means, and the connecting means Since the wireless link for exchanging data with the information device to which the address information is set is established based on the read address information, there is no need to provide a display device, and cost increase is prevented, It is possible to realize the miniaturization and to improve the operability of the user when the device is connected.

According to the third aspect of the present invention, the storage destination instructing means is composed of a switching means having a plurality of contacts, and each of the plurality of contacts corresponds to a storage destination of the address information. Therefore, it is not necessary to provide a display device, and it is possible to prevent cost increase, realize size reduction, and improve user operability at the time of device registration / connection.

Further, according to the invention of claim 4, since the switching means is a slide switch having a structure for performing the switching operation of the plurality of contacts by sliding the operator, it is necessary to provide a display device. Therefore, it is possible to prevent the cost increase, to realize the miniaturization, and to improve the operability of the user at the time of registering / connecting the device.

Further, according to the invention of claim 5, since the switching means is a rotary switch having a structure for performing switching operation of the plurality of contacts by rotating an operator, it is necessary to provide a display device. Therefore, it is possible to prevent the cost increase, to realize the miniaturization, and to improve the operability of the user at the time of registering / connecting the device.

According to the invention of claim 6, each time the switching means having a single contact is operated, the control means sequentially switches the storage destination of the address information, and the display means causes the address information to be stored. Since the storage location is displayed so that it can be identified, it is only necessary to provide a simple display device, which can prevent cost increases and realize downsizing, and user operation during device registration and connection. The advantage is that the property can be improved.

Further, according to the invention of claim 7, since the storage destination instructing means is a plurality of switching means having a single contact provided for each storage destination of the address information, the display device is provided. It is not necessary to provide the device, the cost can be prevented from increasing, the size can be reduced, and the operability of the user at the time of registering / connecting the device can be improved.

According to the invention described in claim 8, the storage destination of the address information set as the device identification information in each of the plurality of information devices corresponds to the storage destination of the address information in each of the plurality of contacts. The address information acquired from each of the plurality of information devices is stored by being instructed by the switching means that is attached and can explicitly specify any one of the plurality of contacts according to the position of the operator. Since the data is stored first, it is not necessary to provide a display device, the cost can be prevented from increasing, the size can be reduced, and the operability of the user when registering the device can be improved. Is obtained.

According to the present invention, the storage destination of the address information set as the device identification information in each of the plurality of information devices corresponds to the storage destination of the address information in each of the plurality of contacts. An information device attached with the switching means capable of explicitly designating any one of the plurality of contacts according to the position of the operator, and the address information stored in the storage destination designated by the switching means is set. I decided to establish a wireless link for exchanging data with
Since it is not necessary to provide a display device, cost increase can be prevented, size reduction can be realized, and operability for a user at the time of connecting devices can be improved.

[Brief description of drawings]

FIG. 1 is a block diagram showing a schematic configuration of a Bluetooth transmission device according to an embodiment of the present invention.

FIG. 2 is a schematic diagram showing a configuration of an operation unit according to the present embodiment.

FIG. 3 is a flowchart for explaining a registration operation according to this embodiment.

FIG. 4 is a conceptual diagram showing an address BDADDR stored in association with an address of a memory in the present embodiment.

FIG. 5 is an address BDA stored in association with an identifier indicating the state of the slide switch 4 in the present embodiment.
It is a conceptual diagram which shows DDR.

FIG. 6 is a flowchart for explaining a connection operation according to this embodiment.

FIG. 7 is a schematic diagram for explaining a first modified example of the embodiment of the present invention.

FIG. 8 is a schematic diagram for explaining a second modified example of the embodiment of the present invention.

FIG. 9 is a schematic diagram for explaining a conventional slave device selection method by Bluetooth.

[Fig. 10] Master searches for surrounding slave devices (in
It is a conceptual diagram for explaining the operation of making a (quiry).

FIG. 11 is a conceptual diagram for explaining an operation of connecting (page) to a slave device in which a master is found.

[Explanation of symbols]

1 ... RF section, 2 ... baseband control section (connecting means), 3 ... operation section (storage destination instruction means), 4 ... slide switch (storage destination instruction means, switching means), 5 ... CP
U (address information acquisition means, address information reading means, control means), 6 ... memory (storage means), 10 ...
Switches (storage destination instructing means, switching means), 11 ... Display devices (display means), 12a to 12c ... Switches (storage destination instructing means, plural switching means)

   ─────────────────────────────────────────────────── ─── Continued front page    (72) Inventor Noboru Nakagawa             6-735 Kita-Shinagawa, Shinagawa-ku, Tokyo Soni             -Inside the corporation (72) Inventor Tadashi Fukami             6-735 Kita-Shinagawa, Shinagawa-ku, Tokyo Soni             -Inside the corporation (72) Inventor Toru Hayashibara             6-735 Kita-Shinagawa, Shinagawa-ku, Tokyo Soni             -Inside the corporation F term (reference) 5K033 AA03 BA01 CB01 DA01 DA19                       DB03 EA07 EC01 EC02 EC03

Claims (9)

[Claims] 1. A storage destination instructing means for instructing a storage destination of address information set as device identification information for each of a plurality of information devices, and an address information acquiring means for acquiring from each of the plurality of information devices. A wireless transmission device comprising: a storage unit that stores the address information acquired by the address information acquisition unit in a storage destination instructed by the storage destination instruction unit. 2. Instructed by the storage destination instruction means,
Address information reading means for reading address information stored in the storage destination of the storage means, and data transmission / reception with an information device to which the address information is set based on the address information read by the address information reading means. 2. The wireless transmission device according to claim 1, further comprising a connection unit for establishing a wireless link for the purpose. 3. The wireless communication system according to claim 1, wherein the storage destination instructing means comprises a switching means having a plurality of contacts, and each of the plurality of contacts corresponds to a storage destination of address information. Transmission equipment. 4. The wireless transmission device according to claim 3, wherein the switching means is a slide switch having a structure for performing a switching operation of the plurality of contacts by sliding an operator. 5. The wireless transmission device according to claim 3, wherein the switching means is a rotary switch having a structure for rotating an operating element to switch the plurality of contacts. 6. The storage destination instructing means includes a switching means having a single contact, a control means for sequentially switching the storage destination of the address information each time the switching means is operated, and switching by the control means. 2. The wireless transmission device according to claim 1, further comprising display means for displaying the storage location of the stored address information in an identifiable manner. 7. The wireless transmission device according to claim 1, wherein the storage destination instructing means comprises a plurality of switching means provided for each storage destination of the address information and having a single contact. 8. A storage destination of address information set as device identification information in each of a plurality of information devices, each of a plurality of contacts is associated with a storage destination of address information, and is explicitly indicated by a position of an operator. Information by instructing the switching means capable of designating any one of the plurality of contacts and storing the address information acquired from each of the plurality of information devices in the storage destination instructed by the switching means. Device registration method. 9. A storage destination of address information set as device identification information in each of a plurality of information devices, each of a plurality of contacts is associated with a storage destination of address information, and is explicitly indicated by a position of an operator. To the information device in which the address information stored in the storage location designated by the switching means is set, and a wireless link for data exchange is established. A method of connecting information equipment, comprising: