JP2001250081A - Data processing system - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a data processing system capable of expanding the working space of worker and the communication range of a handy input terminal and an antenna part, improving the charging system of the handy input terminal and reducing power consumption on the charging system. SOLUTION: This system is provided with a bar code reader 1, an antenna part 3 for performing radio communication with this bar code reader and a data processor 4 for transmitting data through this antenna part 3 and a cable, a battery inside the bar code reader 1 is charged by electromagnetic waves generated from the antenna part 3 for performing radio communication, and the antenna part 3 is sheet-shaped and spread over the upper surface of a working table 5. The antenna part 3 is divided into plural areas and communication or charging is performed in the closest area by the strength of electromagnetic waves.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a data processing system having a handy input terminal for wireless communication.

[0002]

2. Description of the Related Art A conventional data processing system having a handy type input terminal for wirelessly transmitting data is disclosed in Japanese Patent Laid-Open No. 3-15 / 1991.
It is shown in 2680 publication and the like. As shown in FIG. 4, the data processing system includes a wireless input section 8 for wireless transmission and a handy type input terminal 1 'having a built-in battery, and transmission data from the handy type input terminal 1'. And a fixed station 10 for transmitting data to the data processing device 4 via a wire, wherein the fixed station 10 has a handy-type input terminal 1 'mounted thereon. It is possible to charge the battery built in the handy input terminal 1 'when the handy input terminal 1' is placed on the fixed station 10 when not in use.

[0003]

However, the conventional data processing system includes a fixed station 10 which receives data from the hand-held input terminal 1 'and charges a battery built in the hand-held input terminal 1'. It is necessary to install the fixed station 10 in the work space because the communication between the handy-type input terminal 1 'and the fixed station 10 is required when the worker performs work. Work space will be reduced.

The accuracy of communication with the handy input terminal 1 'varies depending on the location where the fixed station 10 is installed. In addition, when charging, the battery could not be charged unless fixed to the fixed station 10.

[0005] A data processing system according to the present invention solves the above-mentioned problems, and is capable of expanding a work space and communication range of an operator, improving a charging method, and reducing power consumption during charging. The purpose is to provide.

[0006]

According to a first aspect of the present invention, there is provided a data processing system comprising: a hand-held input terminal capable of wireless communication; a sheet-shaped antenna unit for performing wireless communication with the hand-held input terminal; A data processing device connected by a wire; an antenna unit is provided on an upper surface of the work table to enable wireless communication with a hand-held input terminal on the upper part of the work table.

According to the data processing system of the first aspect, the communication means of the handy type input terminal, for example, the bar code reader is made wireless, so that the work space of the worker can be expanded. In addition, since there is no fixed station that receives data from the handy-type input terminal, and the data receiving unit is sheet-shaped, the communication range with the handy-type input terminal is expanded, and the work space on the work table is not damaged. Make it possible.

According to a second aspect of the present invention, there is provided a data processing system according to the first aspect, wherein a battery is provided inside the handy type input terminal, and the battery is charged by an electromagnetic wave emitted from an antenna unit.

According to the data processing system of the second aspect, in addition to the same effect as the first aspect, the method of charging the battery built in the handy type input terminal uses an electromagnetic wave emitted from the antenna unit. Therefore, it is possible to charge the battery even during communication and when not in use, without fixing the battery to a fixed station having a function of charging the battery.

According to a third aspect of the present invention, in the first aspect, the handy type input terminal is a bar code reader or a non-contact data tag.

According to the data processing system of the third aspect, in addition to the same effect as the first aspect, in the same system as the first aspect, a non-contact data tag can be used instead of the handy type input terminal. For example, an antenna unit that performs wireless communication with a barcode reader can be similarly used in a non-contact data tag.

According to a fourth aspect of the present invention, in the data processing system according to the first aspect, the handy-type input terminal includes a detection unit for detecting that the handy-type input terminal is placed on the antenna unit, and the handy-type input terminal communicates with the detection of the detection unit. The mode is switched from the charging mode to the charging mode.

According to the data processing system of the fourth aspect, in addition to the same effects as those of the first aspect, the handy-type input terminal is provided with a detection unit for detecting that it is placed on the antenna unit, so that the handy-type input terminal is provided. It is possible to switch to the charging mode when the input terminal is not used, for example, the detection unit detects that a barcode reader is placed on the antenna unit,
A command to switch to the charging mode is sent from the barcode reader to the data processing device, and the barcode reader can be charged.

According to a fifth aspect of the present invention, in the data processing system according to the fourth aspect, a result detected by the detection unit is transmitted to the data processing device, and when a handy type input terminal is placed, the intensity of the electromagnetic wave from the antenna unit is reduced. It is something to raise.

According to the data processing system of the fifth aspect, in addition to the same effect as the fourth aspect, by increasing the intensity of the electromagnetic wave emitted from the antenna unit by the detection of the detection unit, the data processing system is built in the handy type input terminal. Battery that can be charged. For example, when the barcode reader is not used, the detection unit of the barcode reader detects that the barcode reader is placed on the antenna unit, and sends a command to switch to the charging mode from the barcode reader to the data processing device to increase charging efficiency. Therefore, the bar code reader can be charged by increasing the intensity of the electromagnetic wave emitted from the antenna unit.

According to a sixth aspect of the present invention, in the data processing system according to the fourth aspect, a result detected by the detection unit is transmitted to the data processing device, and when a handy type input terminal is placed, the frequency of the electromagnetic wave from the antenna unit is reduced. It changes.

According to the data processing system of the sixth aspect, in addition to the same effect as the fourth aspect, the frequency of the electromagnetic wave emitted from the antenna unit by the detection of the detection unit can be changed by using the battery built in the handy type input terminal. By changing to a frequency suitable for charging, charging is enabled. For example, when the barcode reader is not used, the barcode detection unit detects that the barcode reader is placed on the antenna unit, and sends a switching instruction to the charging mode from the barcode reader to the data processing device to increase charging efficiency. The bar code reader can be charged by changing the frequency of the electromagnetic wave emitted from the antenna unit to a frequency suitable for charging.

According to a seventh aspect of the present invention, in the data processing system according to the first aspect, the antenna unit includes a detection unit that detects that the handy-type input terminal is placed on the antenna unit. To increase the intensity of electromagnetic waves.

According to the data processing system of the present invention, in addition to the same effects as those of the first aspect, by providing the antenna unit with a detecting unit for detecting that the handy type input terminal is placed on the antenna unit. In addition, it is possible to switch to the charging mode when the handy input terminal is not used.
For example, when the barcode reader is not used, the detection unit on the antenna unit detects that it is placed on the antenna unit, sends a command to switch to the charging mode from the antenna unit to the data processing device, and improves the charging efficiency, The barcode reader can be charged by increasing the intensity of electromagnetic waves emitted from the antenna unit.

In the data processing system according to the present invention, the antenna unit is divided into areas, and the handy-type input terminal detects the closest area based on the intensity of the electromagnetic wave from the handy-type input terminal. Communication or charging is performed in an area near the terminal.

According to the data processing system of the present invention, in addition to the same effects as those of the first aspect, the antenna coil of the antenna section is divided into areas, and the antenna coil of the area closest to the handy type input terminal is concentrated. Since communication and charging are performed, power consumption for communication and charging can be reduced.

According to a ninth aspect of the present invention, there is provided the data processing system according to the first aspect, further comprising a function of issuing a warning indicating that the handy type input terminal is out of the communication range of the antenna unit.

According to the data processing system of the ninth aspect, in addition to the same effects as those of the first aspect, the data processing system has a function of issuing a warning indicating that the handy input terminal is out of the communication range of the antenna unit. It is possible to know whether the handy input terminal is in a range where communication or charging with the antenna unit is possible.

A data processing system according to claim 10 is
In claim 2, a handy input terminal is provided with a solar cell.

According to the data processing system of the tenth aspect, in addition to the effect similar to the second aspect, the provision of the solar cell in the handy type input terminal makes it possible to consume more than charging only with the electromagnetic wave emitted from the antenna unit. It is possible to reduce power consumption and charging time.

[0026]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A data processing system according to an embodiment of the present invention will be described below with reference to the drawings.

(First Embodiment) A first embodiment of the present invention will be described with reference to FIGS. FIG. 1 shows the data processing system according to the first embodiment of the present invention.
FIG. 2 is a configuration diagram illustrating an electronic register, a POS, and the like as examples; FIG. 2 is a diagram illustrating a configuration of the antenna unit. In FIG. 1, a data processing system according to a first embodiment of the present invention includes a bar code reader 1 which is a handy type input terminal capable of wireless communication and having a built-in battery, and a bar code reader. A data processing system comprising an antenna unit 3 installed on the upper surface of a worktable 5 for transmitting and receiving via an antenna coil 2 built in the reader 1, and a data processing device 4 for transmitting and receiving via the antenna unit 3 via a wire. It is a system.

The bar code reader 1 is of a wireless system, and the antenna section 3 for performing wireless communication with the bar code reader 1 is formed in a sheet shape, and is spread and placed on a work table 5.
The work space of the worker on the worktable 5 is increased, and the communication range between the barcode reader 1 and the antenna unit 3 is also increased.

In FIG. 2, bar code information fetched from the opening 1a is read by the bar code reader 14, modulated by the modulator 12, and transmitted from the antenna 2a having the antenna coil 2 to the antenna 3. Further, the electromagnetic wave transmitted from the antenna unit 3 is transmitted to the antenna unit 2a.
, And the information is demodulated by the demodulator 21 and input to the barcode reader 14. Also, the electromagnetic wave is converted into energy by the energy conversion unit 13 and the bar code reader unit 14 is used.
And the like.

As described above, the battery built in the bar code reader 1 is charged by the electromagnetic waves emitted from the antenna unit 3. When charging the bar code reader 1, a fixed station equipped with charging equipment is used. There is no need to set it, and the battery built in the barcode reader 1 can be charged simply by placing it on the antenna unit 3. Further, even when the barcode reader 1 and the antenna unit 3 are communicating, the battery built in the barcode reader 1 can be charged.

A non-contact tag 6 replacing the bar code reader 2 and an antenna unit 3 installed on the upper surface of the work table 5
In the data processing system including the data processing device 4 that performs transmission and reception via the antenna unit 3 and the wire, a data processing system similar to the data processing system using the barcode reader 1 can be used.

A bar code reader 1 is provided with a detecting unit (not shown) for detecting that the bar code reader 1 is placed on the antenna unit 3 when the bar code reader 1 is not in use. It is possible to switch to At that time, the switching instruction is transmitted from the barcode reader 1 to the data processing device 4 via the antenna unit 3 by wireless communication.

When a command to switch from the communication mode to the charging mode is sent to the data processing device 4, charging is performed by increasing the intensity of electromagnetic waves emitted from the antenna unit 3.

When a command to switch from the communication mode to the charging mode is sent to the data processing device 4, the frequency of the electromagnetic wave emitted from the antenna unit 3 is increased in addition to increasing the intensity of the electromagnetic wave emitted from the antenna unit 3. Is converted to a frequency suitable for charging.

When the bar code reader 1 is not used,
The antenna unit 3 is provided with a detection unit for detecting that the antenna unit 3 has been placed, and switching from the communication mode to the charging mode is enabled by detection of the detection unit. At that time, the switching command is sent from the antenna unit 3 to the data processing device 4 via the antenna unit 3. Further, the intensity of the electromagnetic wave from the antenna unit 3 is increased by the detection of the detection unit.

The bar code reader 1 is connected to the antenna 3
A function of issuing a warning indicating that the user has deviated from the communication range.

When the bar code reader 1 is provided with a solar cell (not shown) and the battery incorporated in the bar code reader 1 is charged, not only the charging by the electromagnetic wave emitted from the antenna unit 3 but also the solar cell By using the battery, charging is performed, power consumption during charging is reduced, and charging time is reduced.

(Embodiment 2) A second embodiment of the present invention will be described with reference to FIG. FIG. 3 shows the antenna unit 3. 7 is an antenna coil, 19 is an antenna coil 7
A modulation unit for modulating a signal to be sent to the antenna coil 7
A demodulation unit 17 demodulates a signal from the data transmission unit 17, which transmits an input signal to the modulation unit 12, receives an output signal of the demodulation unit 16, and communicates with the data processing device 4. Reference numeral 23 denotes a magnetic field strength measuring unit that measures the strength of the magnetic field of the electromagnetic wave from the antenna coil 7 of the antenna unit 3, and 24 denotes an antenna selecting unit that selects the antenna coil 7 having the strongest magnetic field strength detected by the magnetic field strength measuring unit 23. .

The antenna coil 7 of the antenna section 3 is divided into a plurality of areas as shown in FIG.
The antenna coil 7 in the area closest to the bar code reader 1 is detected by the antenna selection unit 7 and the antenna coil 7 in the area closest to the barcode reader 1 is intensively communicated and charged with the selected antenna coil 7 to reduce power consumption. To reduce

[0040]

According to the data processing system of the first aspect, the communication means of the handy type input terminal, for example, the bar code reader is made wireless, so that the work space of the worker can be expanded. In addition, since there is no fixed station that receives data from the handy-type input terminal, and the data receiving unit is sheet-shaped, the communication range with the handy-type input terminal is expanded, and the work space on the work table is not damaged. Make it possible.

According to the data processing system of the second aspect, in addition to the same effect as the first aspect, the method of charging the battery built in the handy type input terminal uses the electromagnetic wave emitted from the antenna unit. Therefore, it is possible to charge the battery even during communication and when not in use, without fixing the battery to a fixed station having a function of charging the battery.

According to the data processing system of the third aspect, in addition to the same effect as the first aspect, in the same system as the first aspect, it is possible to use a non-contact data tag instead of the handy type input terminal. For example, an antenna unit that performs wireless communication with a barcode reader can be similarly used in a non-contact data tag.

According to the data processing system of the fourth aspect, in addition to the same effects as those of the first aspect, the handy-type input terminal is provided with a detection unit for detecting that the terminal is placed on the antenna unit. It is possible to switch to the charging mode when the input terminal is not used, for example, the detection unit detects that a barcode reader is placed on the antenna unit,
A command to switch to the charging mode is sent from the barcode reader to the data processing device, and the barcode reader can be charged.

According to the data processing system of the fifth aspect, in addition to the same effects as those of the fourth aspect, by increasing the intensity of the electromagnetic wave emitted from the antenna unit by the detection of the detection unit, the data processing system is built in the handy type input terminal. Battery that can be charged. For example, when the barcode reader is not used, the detection unit of the barcode reader detects that the barcode reader is placed on the antenna unit, and sends a command to switch to the charging mode from the barcode reader to the data processing device to increase charging efficiency. Therefore, the bar code reader can be charged by increasing the intensity of the electromagnetic wave emitted from the antenna unit.

According to the data processing system of the sixth aspect, in addition to the same effect as the fourth aspect, the frequency of the electromagnetic wave emitted from the antenna unit by the detection of the detection unit is changed by using the battery built in the handy type input terminal. By changing to a frequency suitable for charging, charging is enabled. For example, when the barcode reader is not used, the barcode detection unit detects that the barcode reader is placed on the antenna unit, and sends a switching instruction to the charging mode from the barcode reader to the data processing device to increase charging efficiency. The bar code reader can be charged by changing the frequency of the electromagnetic wave emitted from the antenna unit to a frequency suitable for charging.

According to the data processing system of the present invention, in addition to the same effects as those of the first aspect, by providing the antenna unit with the detecting unit for detecting that the handy type input terminal is placed on the antenna unit. In addition, it is possible to switch to the charging mode when the handy input terminal is not used.
For example, when the barcode reader is not used, the detection unit on the antenna unit detects that it is placed on the antenna unit, sends a command to switch to the charging mode from the antenna unit to the data processing device, and improves the charging efficiency, The barcode reader can be charged by increasing the intensity of electromagnetic waves emitted from the antenna unit.

According to the data processing system of the eighth aspect, in addition to the same effect as the first aspect, the antenna coil of the antenna section is divided into areas, and the antenna coil of the area closest to the handy type input terminal is concentrated. Since communication and charging are performed, power consumption for communication and charging can be reduced.

According to the data processing system of the ninth aspect, in addition to the same effect as the first aspect, the data processing system has a function of issuing a warning indicating that the handy type input terminal is out of the communication range of the antenna unit. It is possible to know whether the handy input terminal is in a range where communication or charging with the antenna unit is possible.

According to the data processing system of the tenth aspect, in addition to the same effects as those of the second aspect, the provision of the solar cell in the handy type input terminal makes it possible to reduce the consumption by charging with only the electromagnetic wave emitted from the antenna unit. It is possible to reduce power consumption and charging time.

[Brief description of the drawings]

FIG. 1 is a schematic perspective view of a data processing system according to a first embodiment of the present invention.

FIG. 2 is an explanatory diagram of a structure of a barcode reader in the data processing system.

FIG. 3 is a schematic configuration diagram of an antenna unit of a data processing system according to a second embodiment of the present invention.

FIG. 4 is a perspective view of a conventional data processing system.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Bar code reader 2 Antenna coil 3 Antenna part 4 Data processing device 5 Work table 6 Non-contact data tag 7 Antenna coil 8 Radio transmission part 9 Radio reception part 10 Fixed station 12 Modulation part 13 Energy conversion part 14 Bar code reader part 15 Filling Battery 16 Demodulation unit 17 Data transmission unit 18 Power supply unit 19 Modulation unit

──────────────────────────────────────────────────の Continued on the front page (51) Int.Cl. ⁷ Identification symbol FI Theme coat ゛ (Reference) H01Q 1/24 H01Q 1/24 C 1/38 1/38 7/00 7/00 (72) Inventor Yoshioka Toshihiro 1006 Kazuma Kadoma, Kadoma City, Osaka Prefecture F-term (reference) in Matsushita Electric Industrial Co., Ltd. FC06

Claims (10)

[Claims] 1. A hand-held input terminal capable of wireless communication, a sheet-shaped antenna unit for performing wireless communication with the hand-held input terminal, and a data processing device connected to the antenna unit by wire, the antenna comprising: A data processing system, wherein the unit is installed on an upper surface of a worktable, and wireless communication with the handy-type input terminal on the upper part of the worktable is enabled. 2. The data processing system according to claim 1, wherein a battery is provided inside the handy type input terminal, and the battery is charged by an electromagnetic wave emitted from an antenna unit. 3. The data processing system according to claim 1, wherein the handy type input terminal is a barcode reader or a non-contact data tag. 4. The handy-type input terminal according to claim 1, further comprising a detection unit for detecting that the handy-type input terminal is placed on the antenna unit, and switching the handy-type input terminal from the communication mode to the charging mode by detecting the detection unit. Data processing system. 5. The data processing system according to claim 4, wherein a result detected by the detection unit is transmitted to the data processing device, and the intensity of the electromagnetic wave from the antenna unit is increased when the handy type input terminal is placed. 6. The data processing system according to claim 4, wherein a result detected by the detection unit is transmitted to the data processing device, and the frequency of the electromagnetic wave from the antenna unit is changed when the handy type input terminal is placed. 7. An antenna unit, comprising: a detection unit that detects that a handy-type input terminal has been placed on the antenna unit;
The data processing system according to claim 1, wherein the intensity of the electromagnetic wave from the antenna unit is increased by the detection of the detection unit. 8. The handy input terminal detects an area closest to the handy input terminal based on the intensity of electromagnetic waves from the handy input terminal, and performs communication or charging in an area near the handy input terminal. Data processing system as described. 9. The data processing system according to claim 1, further comprising a function of issuing a warning indicating that the handy input terminal is out of the communication range of the antenna unit. 10. The data processing system according to claim 2, wherein the handy-type input terminal includes a solar cell.