JPH11275658A - Radio portable terminal unit - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a radio portable terminal unit, which is able to improve its communication efficiency by connecting a channel to a radio base station, when a processing function that is involved in the transmission/reception to be performed to the radio base station is selected and then performing the transmission of data with respect to a system controller via the radio base station, when the above connection of channel is over. SOLUTION: When an inquiry key is operated (S1), a radio part starts the connection of a channel to a radio base station (S2). When the connection of channel is started, a table number is inputted via a keyboard (S3). Then an ENT key is operated (S4), and a transmission key is operated (S5). Thus, the connection of channel is confirmed. When the connection of channel is completed, the table number and the data on an inquiry message are sent by radio to a system controller via the radio base station (S6). A radio portable terminal unit receives the inquiry data (S8), disconnects the channel (S9) and shows the inquiry data on a display (10). Since the connection of channel is completed at the time the data are transmitted by radio, the communication efficiency is improved.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a wireless base station connected to a system control device for controlling a system, and a wireless portable terminal for performing wireless communication by connecting to a line. The present invention relates to a wireless portable terminal used for an order entry system that performs line communication with a wireless base station connected to a system control device to transmit and receive data such as order data by wireless communication.

[0002]

2. Description of the Related Art An order entry system used in a restaurant such as a restaurant is provided with a plurality of wireless portable terminals, and each of the wireless portable terminals is owned by a customer service clerk, and a visitor arrives at a table. And the customer service clerk with the wireless portable terminal went to the table and took an order from the customer,
This is sequentially input using the keyboard of the wireless mobile terminal, and when the order from the customer is completed, the contents of the input are confirmed using the display of the wireless mobile terminal. Is wirelessly transmitted to the system controller via the wireless base station.

The system controller transmits each received order data to a printer or a display installed in a kitchen where cooking is performed to notify the same and to a POS (point-of-sale information management) terminal for performing an order slip settlement process. Had been configured. Thus, cooking can be performed in the kitchen based on the printed content or the displayed content, and when the cooking is completed, the service clerk can be notified and served. Thereafter, when the customer finishes eating and drinking and brings the order slip to the POS terminal, the POS terminal has already taken in the customer's order data, so that payment can be easily performed only by inputting the slip number.

[0004] In such an order entry system, a wireless communication system between a wireless portable terminal and a wireless base station includes:
The mainstream was to use a specific low-power radio having a transmission speed of about 4,800 bps. On the other hand, recently, a system using a second-generation cordless telephone for communication between a wireless portable terminal and a wireless base station has been proposed. 2nd generation cordless telephone is a 2nd generation cordless telephone system, standard, R
As described in CR STD-28 (Association of Radio Industries and Businesses), a frequency of 1.9 GHz band is used and TD
MA-TDD (Time Division Multipule Access Time
Division Duplex (Time Division Duplex) is to be used for communication. This system is composed of eight time slots, and one time slot is 625 μsec (24
0 bits), and out of the eight time slots,
Four are transmitted in the down direction, and the remaining four are transmitted in the up direction. Transmission speed of wireless section is 384k
Although it is bps, since a communication signal is 160 bits in one time slot, full-duplex communication of 32 kbps can be performed substantially.

[0005]

However, the second generation cordless telephone has a problem that it takes a long time to connect because of the line connection. Actual measurement of line connection time is about 1-2
It takes about a second. Therefore, when an order entry system is constructed using a second-generation cordless telephone as a wireless portable terminal, a customer clerk inputs the order details to the wireless portable terminal at the customer seat, confirms the input contents when the input is completed, and then transmits the information. Operation, which starts the line connection,
When a link is established two seconds later, a procedure of transmitting data is performed.

However, in the order entry system, 1
Since the data to be transmitted each time is at most about 1 kByte, the communication time of the second generation cordless telephone of 32 kbps (effective 29.2 kbps) is about 0.25 seconds. Therefore, in order to perform communication for about 0.25 seconds,
There was a problem that communication efficiency was extremely poor if a connection time of seconds was required. Therefore, the present invention provides a wireless portable terminal capable of improving communication efficiency in a wireless portable terminal that performs communication after connecting a line.

[0007]

According to the first aspect of the present invention,
In a wireless portable terminal that performs wireless communication by connecting a line to a wireless base station connected to a system control device that controls the system, when the wireless portable terminal selects a processing function that involves transmission and reception with the wireless base station In this state, a line is connected to a radio base station, and after that, data transmission is performed with the system controller via the radio base station in a state where the line connection is completed.

According to a second aspect of the present invention, there is provided a wireless portable terminal which performs line communication with a wireless base station connected to a system control device which controls a system, and performs wireless communication. Means for connecting the line to the radio base station when the first data is input from the input means, and then performing data transmission with the system controller via the radio base station in a state where the line connection is completed. It is in.

According to a third aspect of the present invention, there is provided a wireless portable terminal for performing line communication with a wireless base station connected to a system control device for controlling a system, the wireless portable terminal comprising: Means, a display, and a confirmation mode transition means for displaying data inputted by the input means on the display and transiting to a mode for confirmation, and there is a transition to the confirmation mode by the confirmation mode transition means. Sometimes, a line is connected to a wireless base station, and then data transmission is performed with the system controller via the wireless base station in a state where the line connection is completed.

According to a fourth aspect of the present invention, there is provided a wireless portable terminal for performing wireless communication by making a line connection with a wireless base station connected to a system control device for controlling a system. Means, a display, and a data confirmation means for sequentially displaying and confirming the data inputted by the input means on the display, and setting an arbitrary number m in advance, and setting the data input number to n (> m). In this case, when the number of data display confirmations by the data confirmation means becomes (nm) times, a line is connected to the radio base station, and then the system is controlled via the radio base station in a state where the line connection is completed. To perform data transmission with the device.

[0011]

Embodiments of the present invention will be described with reference to the drawings. In this embodiment, an embodiment in which the present invention is applied to an order entry system in a restaurant will be described. (First Embodiment) In this embodiment, an embodiment corresponding to claim 1 will be described.

FIG. 1 is a block diagram showing the configuration of an order entry system, in which a plurality of wireless portable terminals 1 and POS terminals 2 arranged in a passenger seat, a system controller 3 and a POS terminal 4 arranged in an office, and a communication system. It comprises a control device 5, a printing device 6 and a display / input device 7 arranged in a kitchen which is a kitchen.

As shown in FIG. 2, each of the wireless portable terminals 1 includes a keyboard 21 and a display 22. The keyboard 21 includes a number of one-touch keys and ten keys for inputting order data, Confirmation key 23, which constitutes a confirmation mode shift means, transmission key 2 for starting wireless transmission
4. A forward key 25, an ENT (Enter) key 26, an inquiry key 27 and the like for sequentially displaying menus on the display 22 are provided.

Each of the wireless portable terminals 1 has a function of inputting an order menu of a customer using the keys of the keyboard 21 and then wirelessly transmitting the input order menu as order data. The function for inquiring the device 3 and inquiring on the display 22 and the terminal 1
It is provided with a function of communicating between parties, and is mainly held by a customer service clerk.

The POS terminal 2 is arranged at a check-out counter near the entrance of the seating area, includes a slip printer 28 for printing sales data on receipts and journals, and connects to a wireless terminal 8 for wireless communication with the outside. And is also connected to a communication line 9. The printing device 6 includes:
A wireless terminal 10 that prints order data and order slips and performs wireless communication with the outside is connected. The display / input device 7
Is connected to a wireless terminal 11 that displays order data, inputs completion of cooking of the order data, and performs wireless communication with the outside.

The system control device 3, the POS terminal 4, and the communication control device 5 are connected to each other by a wired connection via a LAN 12 or the like.
A radio base station 13 arranged at the customer seat in the communication control device 5
And a wireless base station 14 arranged in a kitchen, and a communication line 15 is connected to the POS terminal 4.
The wireless base station 13 performs wireless communication with the wireless mobile terminal 1 and the wireless terminal 8, and the wireless base station 14 performs wireless communication with the wireless terminals 10 and 11. The system controller 3 performs order management and the like for the entire system.

FIG. 3 is a block diagram showing a circuit configuration of the wireless portable terminal 1. An MPU (microprocessor) 31 constituting a control unit main body, and a ROM (ROM) storing program data for controlling each unit by the MPU 31 and the like. Read only memory) 32, RAM (random access memory) 3 forming various memories for data processing
3. For example, based on RCR-STD28 (2nd generation cordless telephone standard), using a frequency of 1.9 GHz band, and using a TDMA-TDD (Time Division Duplex) method, 32k
It comprises a radio section 34 for performing full-duplex communication at bps, a keyboard controller 35 for controlling the keyboard 21, a display controller 36 for controlling the display 22, and the like. The MPU 31, the ROM 32, the RAM 33, and the controllers 35, 36 are electrically connected to each other by a bus line 37.

FIG. 4 is a flowchart showing an inquiry function by the wireless portable terminal 1, which is started by operating an inquiry key 27 on the keyboard 21. This inquiry function is, for example, inquiring about the progress of the cooking of the corresponding order by the system controller 3 operating the inquiry key 27 when asked about the progress of the cooking at the customer seat, and the corresponding order is cooked. This function inquires of the system controller 3 about various information such as receiving an inquiry as to whether or not the inquiry is received.

First, when the inquiry key 27 is operated in step S1, the radio section 34 starts line connection to the radio base station 13 in step S2. Here, the line connection procedure of the second generation cordless telephone will be described. As shown in FIG. 5, first, the terminal 1 requests the base station 13 to establish a link channel using the SCCH (Signalling Control Channel). I do. Next, the base station 13 assigns a link channel to the terminal 1 using the SCCH, and sets a wireless transmission path between the base station 13 and the terminal 1. Next, the terminal 1 sends a request to the base station 13.
SACCH (Slow Associated Control Channel) or FACCH (Fast Associated Control Channel)
Send a call setup message such as a dial number using
On the other hand, the base station 13 returns a call setting acceptance message to the terminal 1.

Next, the terminal 1 transmits to the base station 13 S
The base station 13 sends a message for setting a secret key using the ACCH or the FACCH, and sends back an authentication request message to the terminal 1 using the SACCH or the FACCH. The terminal 1 that has received the authentication request message sends an authentication response to the base station 13 using the SACCH or the FACCH. This allows
The base station 13 sends a paging message and a ringback tone to the terminal 1 using the SACCH, and further sends a response message using the SACCH to complete the connection.

In step S2, when line connection is started, subsequently, in step S3, a table number is input from the keyboard 21, and in step S4, the ENT key 2 is input.
6, and in step S5, the transmission key 24
Is operated, the connection is confirmed, and if the line connection is completed, the table number and the data of the inquiry message are wirelessly transmitted to the system controller 3 via the wireless base station 13 in step S6. If the traffic is heavy or the line connection is not completed for some reason, the line connection is tried again in step S7. In this case, the system waits for the line connection to be completed, and immediately after the line connection is completed, starts data transmission in step S6.

The system control device 3 receives the cooking status input from the display / input device 7 at the radio base station 14 from the radio terminal 11 and manages the status at any time, and receives an inquiry request from the radio portable terminal 1. Then, the uncooked menu corresponding to the table number is sent back to the wireless portable terminal 1. Thereby, the wireless portable terminal 1 receives the inquiry data in step S8, disconnects the line in step S9, displays the inquiry data on the display 22 in step S10, and ends a series of processing. I do.

As described above, the line connection is started when the inquiry key 27 is operated in order to execute the inquiry function which is one of the processing functions involving transmission and reception. Input operation of table number, ENT
The operation of the key 26 and the operation of the transmission key 24 are continuously performed, and the connection of the line is performed during this period. When the data can be transmitted, the connection of the line has already been completed. Data can be transmitted immediately without time, and communication efficiency can be improved.

FIG. 6 is a flow chart showing an order function by the wireless portable terminal 1. First, at step S11
, A new order or an additional order is designated by the keyboard 21, and if it is a new order, subsequently, in step S12,
When the ENT key 26 is operated to confirm the input, the line connection is started in step S13. If the order is an additional order, the ENT key 26 is operated in step S14 to confirm the input.
At 5, the line connection is started. Then, in the case of an additional order, the slip number is further input in step S16,
In step S17, the ENT key 26 is operated again.

The following is the same for both a new order and an additional order. In step S18, the number of customers is input, and in step S19, the ENT key 26 is operated.
Next, in step S20, a table number is input, and in step S21, the ENT key 26 is operated. When the input of the customer information such as the number of customers and the table number is completed, the input of the order data is started.

First, in step S22, first order data is inputted, and in step S23, when the ENT key 26 is operated, the first order data is registered in the RAM 33. Thereafter, the order data input operation and the operation of the ENT key 26 are repeated to sequentially register the order data in the RAM 33. Finally, in step S24, the input operation of the nth order data is performed, and in step S25, By operating the ENT key 26, the input of the order data is completed. In this case, the order data is input by operating the corresponding one-touch key of the keyboard 21 to display the corresponding menu data on the display 22 and operating the ENT key 26, or by scrolling the display 22 by the forward key 25. To sequentially display the menu data, and operate the ENT key 26 while the corresponding menu data is displayed.

When the input of the n order data ordered by the customer is completed, step S2 is performed.
At 6, the confirmation key 23 is operated. As a result, the mode shifts to the confirmation mode, and the first input order data is displayed on the display 22 in step S27. After that, ENT key 2
The order data displayed on the display 22 is sequentially switched each time the user operates the key 6, and the confirmation of the order data is completed by displaying the n-th order data on the display 22. In step S28, the ENT key 26 is pressed. Operate, step S29
By operating the transmission key 24, the connection is confirmed, and if the line connection is completed, the RAM is determined in step S30.
The customer data and order data registered in 33 are wirelessly transmitted to the system control device 3 via the wireless base station 13.

If the traffic is heavy or if the line connection is not completed for some reason, step S3
At step 1, an attempt is made to connect the line again. In this case, wait for the line connection to be completed, and as soon as the line connection is completed,
In step S30, the data is wirelessly transmitted.

When transmission is completed in this way, step S
At 32, the line is disconnected and a series of processing ends. When receiving the customer data and the order data from the wireless portable terminal 1, the system control device 3 registers the customer data and the order data in the internal memory, wirelessly transmits the POS terminal 2 to the POS terminal 2 from the wireless base station 13, and further arranges it in the kitchen. Wireless transmission from the wireless base station 14 to the printing device 6 and the display / input device 7.

As described above, the line connection is started when the first ENT key 26 for executing the order function, which is one of the processing functions involving transmission and reception, is operated. The input operation of the number of people and the table number, the input operation of the order data, the operation of confirming the input order data, and the like are sequentially performed, and the line is connected during this time. Since the connection of the line has been completed, data can be transmitted immediately without waiting time, and communication efficiency can be improved.

(Second Embodiment) In this embodiment, an embodiment corresponding to claim 2 will be described. The configuration of the order entry system and the hardware configuration of the wireless portable terminal 1 are the same as those of the first embodiment. The difference is the processing of the order function by the wireless portable terminal 1.

That is, as shown in FIG. 7, first, in step S41, the wireless portable terminal 1
Is designated as a new order or an additional order, and if it is a new order, the ENT key 26 is operated in step S42 to confirm the input. If the order is an additional order, then the ENT key 26 is operated in step S43 to confirm the input, and in step S44,
The slip number is input, and the ENT key 26 is operated again in step S45.

The following is the same for a new order and an additional order. In step S46, the number of customers is input, and in step S47, the ENT key 26 is operated.
Next, in step S48, a table number is input, and in step S49, the ENT key 26 is operated. When the input of the customer information such as the number of customers and the table number is completed, the input of the order data is started.

First, in step S50, first order data is input. In step S51, when the ENT key 26 is operated, the first order data is registered in the RAM 33. Then, in step S52, line connection is started. Thereafter, the order data input operation and the operation of the ENT key 26 are repeated to sequentially register the order data in the RAM 33. Finally, in step S53, the n-th order data input operation is performed, and in step S54, By operating the ENT key 26, the input of the order data is completed. In this case, the order data is input by operating the corresponding one-touch key of the keyboard 21 to display the corresponding menu data on the display 22 and operating the ENT key 26, or by scrolling the display 22 by the forward key 25. To sequentially display the menu data, and operate the ENT key 26 while the corresponding menu data is displayed.

When the input of all the n order data ordered by the customer is completed, the process proceeds to step S5.
At 5, the confirmation key 23 is operated. Thus, in step S56, the first input order data is displayed on the display 22.
To be displayed. Thereafter, each time the ENT key 26 is operated, the order data displayed on the display 22 is sequentially switched, and the order data confirmation is completed by displaying the n-th order data on the display 22, and at step S57, When the ENT key 26 is operated and the transmission key 24 is operated in step S58, the connection is confirmed. When the line connection is completed, the customer data and order data registered in the RAM 33 are stored in step S59. The wireless transmission is performed to the system controller 3 via the wireless base station 13.

If the traffic is heavy or the line connection is not completed for some reason, step S6
At 0, the line connection is tried again. In this case, wait for the line connection to be completed, and as soon as the line connection is completed,
In step S59, the data is wirelessly transmitted.

When the data transmission is completed in this way, in step S61, the line is disconnected, and a series of processing ends.
When receiving the customer data and the order data from the wireless portable terminal 1, the system control device 3 registers the customer data and the order data in the internal memory, wirelessly transmits the POS terminal 2 to the POS terminal 2 from the wireless base station 13, and further arranges it in the kitchen. Wireless transmission from the wireless base station 14 to the printing device 6 and the display / input device 7.

As described above, in executing the order function,
Since the line connection is started when the first order data is input by operating the ENT key 26, the input operation of the remaining order data is thereafter performed until the data transmission is started.
The operation of confirming the input order data is performed sequentially, and the line connection is performed during this time. When the data can be transmitted, the line connection has already been completed, and thus the waiting time Data can be transmitted immediately without the need for communication, and communication efficiency can be improved.

(Third Embodiment) In this embodiment, an embodiment corresponding to claim 3 will be described. The configuration of the order entry system and the hardware configuration of the wireless portable terminal 1 are the same as those of the first embodiment. The difference is the processing of the order function by the wireless portable terminal 1.

That is, as shown in FIG. 8, first, in step S71, the wireless portable terminal 1
Is designated as a new order or an additional order, and if it is a new order, the ENT key 26 is operated in step S72 to confirm the input. If the order is an additional order, then the ENT key 26 is operated in step S73 to confirm the input, and in step S74,
The slip number is input, and the ENT key 26 is operated again in step S75.

The following is the same for a new order and an additional order. In step S76, the number of customers is input, and in step S77, the ENT key 26 is operated.
Next, in step S78, a table number is input, and in step S79, the ENT key 26 is operated. When the input of the customer information such as the number of customers and the table number is completed, the input of the order data is started.

First, the first order data is input in step S80, and the ENT key 26 is operated in step S81, whereby the first order data is registered in the RAM 33. Thereafter, the order data input operation and the operation of the ENT key 26 are repeated to sequentially register the order data in the RAM 33. Finally, in step S82, the n-th order data input operation is performed, and in step S83, By operating the ENT key 26, the input of the order data is completed. In this case, the order data is input by operating the corresponding one-touch key of the keyboard 21 to display the corresponding menu data on the display 22 and operating the ENT key 26, or by scrolling the display 22 by the forward key 25. To sequentially display the menu data, and operate the ENT key 26 while the corresponding menu data is displayed.

When the input of the n pieces of order data ordered by the customer is completed in this way, the process proceeds to step S8.
At step 4, the confirmation key 23 is operated. When the confirmation key 23 is operated, connection of a line is started in step S85. Then, in step S86, the first input order data is displayed on the display unit 22. After that, ENT
Each time the key 26 is operated, the order data displayed on the display 22 is sequentially switched, and the n-th order data is displayed on the display 22.
Is displayed, the order data is confirmed. In step S87, the ENT key 26 is operated, and in step S88, the transmission key 24 is operated to confirm the connection, and the line connection is completed. And in step S89,
The customer data and order data registered in the RAM 33 are wirelessly transmitted to the system control device 3 via the wireless base station 13.

If the traffic is heavy or the line connection is not completed for some reason, step S9
At 0, the line connection is tried again. In this case, wait for the line connection to be completed, and as soon as the line connection is completed,
In step S89, the data is wirelessly transmitted.

When the data transmission is completed in this way, in step S91, the line is disconnected and a series of processing ends.
When receiving the customer data and the order data from the wireless portable terminal 1, the system control device 3 registers the customer data and the order data in the internal memory, wirelessly transmits the POS terminal 2 to the POS terminal 2 from the wireless base station 13, and further arranges it in the kitchen. Wireless transmission from the wireless base station 14 to the printing device 6 and the display / input device 7.

Thus, in the execution of the order function,
The line connection is started when the operation of inputting the order data is completed and the operation of the confirmation key 23 is performed to confirm the input order data. Since the line connection is established between the devices, when the data can be transmitted, the line connection has already been completed, so that the data can be transmitted immediately without waiting time and the communication efficiency is improved. Can be improved. Also, during the input of the order data, the wireless unit 34 of the wireless portable terminal 1 does not consume wasteful power due to the connection of the line or wastefully occupy the line.

(Fourth Embodiment) In this embodiment, an embodiment corresponding to claim 4 will be described. The configuration of the order entry system and the hardware configuration of the wireless portable terminal 1 are the same as those of the first embodiment. The difference is the processing of the order function by the wireless portable terminal 1.

That is, as shown in FIG. 9, the wireless portable terminal 1 first sets the keyboard 2 in step S101.
The user designates whether the order is a new order or an additional order by 1; if the order is a new order, the ENT key 26 is operated to confirm the input in step S102. In the case of an additional order, subsequently, in step S103, when the ENT key 26 is operated to confirm the input, the slip number is input in step S104, and the E number is again input in step S105.
The NT key 26 is operated.

The following is the same for a new order and an additional order. In step S106, the number of customers is input, and in step S107, the ENT key 26 is operated. Next, in step S108, a table number is input, and in step S109, the ENT key 26 is operated. When the input of the customer information such as the number of customers and the table number is completed, the input of the order data is started.

First, in step S110, first order data is input, and in step S111, the ENT key 26
Is operated, the first order data is registered in the RAM 33. Thereafter, the order data input operation and the operation of the ENT key 26 are repeated to sequentially register the order data in the RAM 33. Finally, in step S112, the n-th order data input operation is performed, and in step S113 , EN
When the T key 26 is operated, the input of the order data ends. In this case, the order data is input by operating the corresponding one-touch key of the keyboard 21 to display the corresponding menu data on the display 22 and operating the ENT key 26, or by scrolling the display 22 by the forward key 25. To sequentially display the menu data, and operate the ENT key 26 while the corresponding menu data is displayed.

When the input of n pieces of order data ordered by the customer is completed in this manner, the process proceeds to step S1.
At 14, the confirmation key 23 is operated. This confirmation key 23
Is performed, in step S115, the preset number m is compared with the input number n of the order data. If the order number n of the order data is larger than the set number m, the first step m is performed in step S116. Is displayed on the display 22.

Thereafter, each time the ENT key 26 is operated, the order data to be displayed on the display 22 is sequentially switched, and in step S117, the order data of the (nm) th order is displayed on the display 22.
In this state, in step S118, EN
When the T key 26 is operated, line connection is started in step S119. For example, if m = 3 and the number of order data is 10, the seventh order data is displayed, and the line connection is started before the display of the eighth order data is started. .

Thereafter, every time the ENT key 26 is operated, the order data to be displayed on the display 22 is sequentially switched, and at step S120, the n-th order data is displayed on the display 22.
Is displayed, the order data is confirmed. In step S121, the ENT key 26 is operated. In step S122, the transmission key 24 is operated, connection is confirmed, and the line connection is completed. And step S123
, The customer data and the order data registered in the RAM 33 are wirelessly transmitted to the system control device 3 via the wireless base station 13.

In the comparison in step S115,
If the input number n of the order data is equal to or less than the set number m, the line connection is immediately started in step S124. Then, in step S125, the first input order data is displayed on the display unit 22. Thereafter, each time the ENT key 26 is operated, the order data displayed on the display 22 is sequentially switched. In step S126, the order data confirmation is completed by displaying the n-th order data on the display 22. In step S127, the ENT key 26 is operated, and in step S122, when the transmission key 24 is operated, the connection is confirmed. When the line connection is completed, the customer registered in the RAM 33 in step S123. The data and the order data are wirelessly transmitted to the system controller 3 via the wireless base station 13.

If the traffic is heavy or the line connection is not completed for some reason, step S1
At 28, a line connection is attempted again. In this case, the process waits for the line connection to be completed, and immediately after the line connection is completed, wirelessly transmits data in step S123.

When the data transmission is completed in this way, in step S129, the line is disconnected and a series of processing ends. When receiving the customer data and the order data from the wireless portable terminal 1, the system control device 3 registers the customer data and the order data in the internal memory, and stores the data in the POS terminal 2 and the wireless base station 13 in the POS terminal 2.
And wirelessly from the wireless base station 14 to the printing device 6 and the display / input device 7 disposed in the kitchen.

As described above, in executing the order function,
After the order data input operation is completed, the confirmation key 23 is operated to shift to the confirmation mode, and the order data input in this confirmation mode is sequentially confirmed by operating the ENT key 26. At this time, nm is used. The second order data is displayed on the display unit 22, and if the ENT key 26 is subsequently operated, the line connection is started. Thereafter, the line connection is continued until the operation of confirming the remaining order data is completed. Is performed, and when data transmission becomes possible, the line connection has already been completed, whereby data can be transmitted immediately without waiting time, and communication efficiency can be improved. In addition, the wireless unit 34 of the wireless portable terminal 1 does not consume wasteful power due to line connection during input of order data. Also, of course, while inputting order data,
Even in the order data confirmation mode, the line connection is started only when there are m remaining order data to be confirmed, so that the time for occupying the line can be reduced as much as possible.

When the number of input order data is less than m, the time until data transmission is short. At this time, the line connection is started immediately by operating the confirmation key 23, and the line connection is completed at the time of data transmission. To deal with. In the above-described second, third, and fourth embodiments, the input of order data in the order entry system has been described as an example. However, in addition to the order data, the order data is also input to the wireless portable terminal and transmitted through the wireless base station. What is necessary is just data to be transmitted to the system control device.

In each of the embodiments described above, the present invention is applied to the wireless portable terminal of the order entry system, but is not necessarily limited to this. For example, a wireless portable terminal using the wireless portable terminal of the present invention for inventory management of store shelves and warehouses,
The present invention can also be applied to transmitting and receiving data such as inventory information.

In each of the above embodiments, the wireless base station 1 connected to the wireless portable terminal 1 and the system controller 3
As a wireless communication with the TDM3, a frequency of 1.9 GHz band is used according to the second generation cordless telephone standard, and TDM is used.
Although the case where the full-duplex communication of 32 kbps is performed by the A-TDD method has been described, the present invention is not necessarily limited to this, and it is sufficient that the wireless communication is performed by line connection.

[0061]

According to the invention as set forth in the claims, in a wireless portable terminal that performs communication after establishing a line connection, the line connection can be completed at the time of wirelessly transmitting data. Can be improved. Also,
According to the third aspect of the present invention, it is possible to prevent unnecessary power consumption and unnecessary occupation of the line due to the line connection during the input of the order data. Further, according to the invention of claim 4, it is possible to prevent unnecessary power consumption due to the line connection during input of the order data, and the line connection is not started until the confirmation of the order data. Can be further reduced.

[Brief description of the drawings]

FIG. 1 is a block diagram showing a configuration of an order entry system according to a first embodiment of the present invention.

FIG. 2 is an exemplary perspective view showing the appearance of the wireless portable terminal used in the embodiment;

FIG. 3 is an exemplary block diagram showing a circuit configuration of the wireless portable terminal used in the embodiment;

FIG. 4 is a flowchart showing an inquiry function by the wireless portable terminal used in the embodiment.

FIG. 5 is an exemplary view for explaining a line connection procedure between the wireless portable terminal and the wireless base station used in the embodiment;

FIG. 6 is a flowchart showing an order function of the wireless portable terminal used in the embodiment.

FIG. 7 is a flowchart showing an order function of the wireless portable terminal according to the second embodiment of the present invention.

FIG. 8 is a flowchart illustrating an order function of a wireless portable terminal according to a third embodiment of the present invention.

FIG. 9 is a flowchart showing an order function of a wireless portable terminal according to a fourth embodiment of the present invention.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 ... Wireless portable terminal device 3 ... System control device 13 ... Wireless base station 21 ... Keyboard 31 ... MPU (microprocessor) 34 ... Wireless part

Claims (4)

[Claims] 1. A wireless portable terminal performing wireless communication by connecting a line to a wireless base station connected to a system control device for controlling a system, wherein the wireless portable terminal transmits and receives data to and from the wireless base station. Wirelessly connecting to the radio base station when the associated processing function is selected, and then performing data transmission with the system controller via the radio base station in a state where the line connection is completed. Terminal. 2. A wireless portable terminal which performs wireless communication by making a line connection with a wireless base station connected to a system control device for controlling a system, wherein said wireless portable terminal is provided with data input means, When the first data is input from the input means, a line is connected to the radio base station, and then data transmission is performed with the system control device via the radio base station in a state where the line connection is completed. Characteristic wireless portable terminal. 3. A wireless portable terminal that performs line communication with a wireless base station connected to a system control device that controls a system and performs wireless communication, wherein the wireless portable terminal includes: a data input unit; And a confirmation mode transition means for displaying the data input by the input means on the display unit and transiting to a mode for confirmation, and when there is a transition to the confirmation mode by the confirmation mode transition means. A wireless portable terminal, wherein a line is connected to the wireless base station, and data transmission with the system control device is performed via the wireless base station in a state where the line connection is completed. 4. A wireless portable terminal that performs wireless communication by connecting to a wireless base station connected to a system control device that controls a system, the wireless portable terminal comprising: a data input unit; And data confirmation means for sequentially displaying and confirming the data inputted by the input means on the display, and setting an arbitrary number m in advance, and when the number of data inputs is n (> m), When the number of data display confirmations by the data confirmation means becomes (nm) times, a line is connected to the radio base station, and then the system is connected via the radio base station in a state where the line connection is completed. A wireless portable terminal device for performing data transmission with a control device.