JPH1174952A - Telephone set - Google Patents

Abstract

PROBLEM TO BE SOLVED: To use a telephone set body when watching the screen of a display body with the display body removed from the telephone set body by operating the telephone set body as a telephone set regardless of the attachment and detachment of the display body and also independently performing a display operation of the display body when it is removed from the telephone set body. SOLUTION: A portable telephone consists of a telephone set body which can be independently used as a portable telephone and an IC card 2 as a display body which can be independently used as an electronic notebook in a freely attachable and detachable way. The card 2 is a thin-walled rectangle in the form of a card which has a display screen 11 and has an input pen containing part 13 so that an input pen 12 can be attached in a freely attachable and detachable way. Also, when the card 2 is removed from the telephone set body and is used as the electronic notebook, the pen 12 is taken out of the card 2 and a necessary operation can be performed on the screen 11 of the card 12 which is the electronic notebook.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a telephone, and more particularly to a small telephone suitable for carrying.

[0002]

2. Description of the Related Art For example, Japanese Patent Laid-Open Publication No. Hei 7-170562 discloses a first casing and a second casing which are pivotally mounted so as to be foldable and rotatable. An IC card such as a memo pad or memo card equipped with a display device and a key group for intelligent functions is detachably mounted on the casing of the computer. In addition, there is disclosed a technology of a portable telephone capable of operating an intelligent function key group.

[0003]

[Problems to be solved by the invention]

(1) In the telephone disclosed in the above publication, an IC is provided from the second casing.
Even though the card is removable, it cannot be removed from the second casing to use the telephone. Therefore, when the telephone is in use, the IC card is
If the user tries to look at the display screen of the IC card on the second casing by opening the two casings and putting his ears on the first casing side, the screen is less than 10 cm in front of the user. The contents of the screen are very hard to see because they are right at hand.

Accordingly, the present invention has a first problem to be solved in that the display device can be detached from the telephone body so that the telephone can be used.

(2) In the telephone disclosed in the above publication, although the IC card is detachable from the second casing, the IC card cannot be detached from the second casing and the telephone cannot be used. Therefore, when the telephone is in use, IC
Since the card needs to be attached to the second casing, the key for the intelligent function cannot be operated even if the IC card is used as a memo pad while the telephone is in use. For this reason, the memo while the telephone is in use must be provided with ordinary memo means such as paper and a pen.

Therefore, the second object of the present invention is to solve the problem that the display device can be detached from the telephone body and the telephone can be used, and the display device can be provided with an input function for the memo. It is an issue.

(3) As described in the above (2), in the telephone disclosed in the above publication, paper and a pen must be prepared for taking notes while the telephone is in use.

Therefore, the third aspect of the present invention is to solve the problem that the display device can be detached from the telephone main body and the telephone can be used, and the display device can be provided with an input pen for the memo. It is an issue.

(4) In the telephone disclosed in the above publication, when taking a memo, an operation of selecting a memo function from various functions provided in a device such as an electronic organizer occurs.

Therefore, according to the present invention, the display device can be detached from the telephone body so that the telephone can be used, and the display device has an input function for the memo, and the display device is detached from the telephone body. In this case, a fourth problem to be solved is to make it possible to automatically select the memo function.

(5) In the telephone disclosed in the above publication, when a memo is recorded on the IC card, the memo storage area in the IC card is used up immediately, which is not convenient.

Therefore, the present invention provides a memo function of this display device when the display device is detachable from the main body of the telephone and the telephone can be used. A fifth problem to be solved is to enable the contents to be transferred to the storage unit of the telephone body.

(6) In the telephone disclosed in the above publication, if a complicated operation is performed to remove the IC card from the telephone main body during a telephone call, the telephone cannot be concentrated on the telephone call by removing the telephone main body.

Therefore, the present invention is to solve the problem that the display device can be detached from the telephone main body so that the telephone can be used, and the telephone main body can be provided with an operation section for taking out the display device. It is an issue.

[0015]

According to a first aspect of the present invention, a display body is detachable from a telephone body, and the telephone body is operable as a telephone regardless of whether the display body is attached or detached. The above-mentioned problem 1 is solved by providing a telephone characterized in that a required display operation can be performed independently when the telephone is detached from the telephone main body.

According to a second aspect of the present invention, when the display is detached from the telephone body, information such as a memo can be input to a display screen provided on the display. The above-mentioned problem 2 is solved by adopting the telephone set described in 1.

According to a third aspect of the present invention, the display screen includes an input pen capable of performing an input operation.
Alternatively, the above-mentioned problem 3 is solved by adopting the telephone described in 2.

According to a fourth aspect of the present invention, when the display body is removed, a function is provided for automatically inputting information on a display screen of the display body. The above-mentioned problem 4 is solved by adopting the telephone set described in Crab.

According to a fifth aspect of the present invention, there is provided the telephone according to any one of the first to fourth aspects, wherein the contents of the information on the display body can be transferred to the telephone body. Solved.

According to a sixth aspect of the present invention, there is provided the telephone according to any one of the first to fifth aspects, wherein the telephone body is provided with an operation section for taking out the display body. Solved.

[0021]

Embodiments of the present invention will be described below in detail with reference to the drawings. In the embodiments of the present invention, a telephone is described as being applied to a small portable telephone, but the present invention is not limited to this type of telephone. First, a mobile phone according to an embodiment of the present invention will be described with reference to FIGS. Referring to these figures, the portable telephone according to the present embodiment has a telephone body 1 that can be used alone as a portable telephone and a display body as claimed in the claims that can be detachably attached to it and can be used independently as an electronic organizer. And an IC card 2. FIG. 1 shows a state in which the IC card 2 is attached to the telephone body 1 and FIG.
In FIG. 1, the IC card 2 is shown detached from the telephone body 1.

First, the structure of the telephone body 1 will be described. The telephone body 1 has an IC card insertion hole 3 on the bottom surface side.
Further, an IC card mounting slot 4 is provided on the flat surface side. The IC card 2 inserted through the IC card insertion hole 3 is guided into the slot 4 so that the user can view the IC card 2 from the plane side. On the flat side of the telephone body 1, a speaker unit 5, a power operation unit 6, and a call operation unit 7
And a microphone unit 8. On both sides of the telephone main body 1, an IC card removal operation unit 9 operated when removing the IC card 2 mounted on the telephone main body 1 is provided. In this case, only the IC card removal operation section 9 on one side appears in the drawing, and that on the other side does not appear in the drawing. An antenna 10 is telescopically mounted on the upper surface of the telephone body 1. Various electronic circuits and a power supply circuit are provided in the telephone body 1. The IC card 2 is a card-shaped thin rectangular card having a display screen 11 and has an input pen storage 13 so that an input pen 12 can be detachably attached thereto.
When the card 2 is removed from the telephone body 1 and used as an electronic organizer, the input pen 12
Screen 1 of IC card 2 which is an electronic organizer
1 can perform necessary operations. in this case,
The rear end projection of the input pen 12 slightly projects from the telephone body 1 so that the input pen 12 can be easily taken out of the input pen storage section 13 of the IC card 2 even when the IC card is stored in the telephone body 1. It is configured.

When the IC card 2 is attached to the telephone body 1 and functions as a part of the telephone,
As shown in FIG. 1, the display screen 11 is formed integrally with the telephone body 1 and includes an input / output unit 11a for inputting / outputting necessary data with a user's finger or an input pen 12, or a plurality of function keys. The display screen 11 is required to operate the telephone, such as a soft keyboard 11b. On the other hand, when the IC card 2 is detached from the telephone body 1 and functions as an electronic organizer, FIG.
As shown in FIG. 1, the display screen 11 can be effectively used as an electronic notebook which can write down characters or figures with the user's finger or input pen almost entirely except for a part 11c of the soft keyboard shown in FIG. 11 configuration.

In the portable telephone having the above configuration,
Usually, the power is turned on by pressing the power operation section 6 of the telephone main body 1 in order to receive a call. Then, when a call is received, a call with the other party can be started by pressing the call operation unit 7. When the user wants to take a memo during the call, the IC card 2 is pushed in by pushing the IC card removal operation unit 9 to put the IC card 2 into the telephone body 1.
And take out the IC card 2 as an electronic organizer function,
The user takes out the input pen 12 from the input pen storage unit 13 of the IC card 2 and displays the display screen 11 of the IC card 2.
The user enters a memo with the input pen 12. When making a call, first, the call operation unit 7 is pressed, and the telephone body 1 is pressed.
The display screen 11 of the IC card 2 attached to the PC is set to a telephone directory function. Then, the telephone number of the other party displayed on the display screen 11 is pointed by an input pen, and the dial button displayed on the display screen 11 is also touched to indicate the telephone number. Can be applied. Alternatively, a numeric keypad may be displayed on the display screen 11, and a telephone number may be touched from here to enable dialing.

The structure of the IC card 2 will be described with reference to FIG.
, Outer frame 15, connector 16, circuit board 17, matrix type liquid crystal display 18, transparent tablet 19
And an upper sheet 20. Upper sheet 20
Has a rectangular window on the inside and a transparent tablet 1
The liquid crystal display section 18 covered with 9 is made visible. In the transparent tablet 19, for example, transparent electrodes are provided on the inner surface of two transparent sheets, and small protruding spacers are regularly printed so that the electrodes do not come into contact with each other in a normal state. In response to the operation instruction, the transparent electrode comes into contact and the selected position can be detected. In addition, it is possible to detect the position of the liquid crystal display unit 18 selected by the user by taking the positional relationship of the position information with the display content displayed on the liquid crystal display unit 18. The circuit board 17 is provided with a control chip 21 on which a program for controlling each process is mounted, and a battery 22 for driving the IC card 2 when the IC card 2 is removed from the telephone body 1 is provided. ing. Further, a liquid crystal driver 23 provided on a sheet substrate bent in a U-shape is connected to the liquid crystal display section 18 on the circuit board 17, and the liquid crystal is driven by a command from the control chip 21. Then, display is performed on the liquid crystal display unit 18. The outer frame 15 supports the transparent tablet 19, the liquid crystal display unit 18 and the circuit board 17 from the side, and has an input pen storage unit 13 for storing the input pen 12. The connector 16 electrically connects the circuit board 17 to a circuit board 24 described later in the telephone body 1. The lower sheet 14 is arranged below the outer frame 15, and the transparent tablet 19 and the upper sheet 20 are arranged above the outer frame 15.

Referring to FIG. 4, a state in which IC card 2 is mounted on telephone body 1 will be described. This FIG.
FIG. 2 is a sectional view taken along line AA ′ of FIG. 1. The telephone body 1 has a circuit board 24 and a connector 26 connected to the circuit board 24 via a lead wire 25, and an IC inserted into the telephone body 1.
The connector 16 of the card 2 is connected to the connector 26 of the telephone body 1.
, Whereby input and output of required electric signals between the telephone body 1 and the IC card 2 are enabled. The IC card 2 and the telephone main body 1 are electrically connected via the connection of the connectors 16 and 26 so that the contents stored in the telephone main body 1 are displayed on the display screen 11 of the IC card 2. It has become.

Referring to FIG. 5, the internal circuit configuration of each of telephone body 1 and IC card 2 of the portable telephone according to the present embodiment will be described.

In the telephone body 1, the antenna 10,
It has a telephone circuit 27, a microphone 8, a microphone amplifier 28, a speaker 5, a speaker amplifier 29, a modem 30, a call operation unit 7, a battery 31, a CPU 32, a ROM 33, a RAM 34, and an input / output interface 35.

In the IC card 2, the input / output interface 36, the detection unit 37, the backflow prevention diode 38, the battery 22, the CPU 39, the ROM 40, the RAM 41, the liquid crystal driver 42, the liquid crystal display unit 18, the transparent tablet driver 43 and the transparent tablet 19 are provided. Have.

In the telephone body 1, the input sound from the microphone 3 is amplified by the amplifier 28 and then amplified by the telephone circuit 27.
Is converted into a transmittable data format, and the antenna 1
0 to the destination of the call. On the other hand, the information received by the antenna 10 is provided to the telephone circuit 27, where it is converted into audio data and then output from the speaker 5 to the other party through the amplifier 29. CPU32
Transmits a dial command to the telephone circuit 27 via the modem 30 when input or output information is controlled by various commands and the call operation unit is operated. In this case, the operating power is supplied from the battery 31, and when the IC card 2 is mounted on the telephone body 1, the power is also supplied from the battery 31 to the IC card 2 via the input / output interfaces 35 and 36. It is supposed to be. In the telephone body 1, the backflow prevention diode 38 in the IC card 2 prevents the current from flowing backward from the battery 22 on the IC card side. The CPU in the ROM 33
32 are stored in the RAM 3
Reference numeral 4 stores various data such as sentences and figures input by the user from the display screen 11. From the CPU 32, the input / output interface 35 of the telephone body 1 and the input / output interface 36 of the IC card 2
A signal is output to U39, and necessary data is displayed via the liquid crystal driver 42 on the display screen 11 configured by the liquid crystal display unit 18.
It is displayed above.

The pen touch position of the input pen 12 detected by the transparent tablet 19 of the IC card 2 is output to the CPU 39 via the tablet driver 43, and is transmitted to the RAM 34 of the telephone body 1 via the input / output interfaces 35 and 36. Is stored. The ROM 40 stores a program such as a memo function showing the operation of the CPU 39 of the IC card 2, a font of characters displayed on the liquid crystal display 18, and conversion of coordinates detected by the transparent tablet 19 into coordinates corresponding to the display position. It stores conversion information and the like for performing.
The RAM 41 is configured to temporarily store various data such as texts and figures input by the user from the display screen 11 when the IC card 2 is used alone. With the above configuration, a note can be taken with the input pen 12 on the IC card 2 removed from the telephone body 1.

In the portable telephone having the circuit configuration shown in FIG. 5, when the IC card 2 is removed from the telephone main body 1, a voltage signal from the interface unit 36 of the IC card 2 is used to detect the IC card 2 by the detection unit 37. The removal of the IC card 2 is detected, and the voltage signal is output to the CPU 39. Upon receiving this voltage signal, the CPU 39 outputs RO
The program for the memo function is read from M40, and a screen for the memo function is displayed on the liquid crystal display unit 18 via the liquid crystal driver 42. When the IC card 2 is mounted on the telephone body 1, the detection unit 37 detects that the card 2 is mounted based on a voltage signal from the interface unit 36 of the IC card 2, and outputs a signal to the CPU 39. . Upon receiving this signal, the CPU 39 displays the content input to the IC card 2 on the display screen 11 of the IC card 2 in the RAM of the telephone body 1.
34, a confirmation message as to whether or not the transfer is permitted is displayed. Here, if the user specifies that the transfer is permitted, the RAM 41 of the IC card 2 is transferred to the RAM 3 of the telephone body 1.
4 is transferred.

When making a call, the IC card 2 is attached to the telephone body 1 as shown in FIG. Then, the call operation section 7 of the telephone main body 1 is pushed and the IC card 2 is pressed.
Is a telephone directory function. Then, an index and a dial button are displayed on the display screen 11. The user can search for the telephone number of the other party displayed on the index from the index, specify it with the input pen 12, and touch the dial button to call the specified telephone number.

When the user wants to take some memo while the user is calling, the user operates the IC card removal operation unit 9 to remove the IC card 2 from the telephone body 1 as shown in FIG. At this time, the display of the IC card 2 is changed from the vertical display as the telephone directory function as shown in FIG. 1 to the horizontal display on the display screen 11 when the IC card 2 is taken out. Is changed to a memo function. Here, the input pen 12 is taken out of the IC card 2 and input to the display screen 11 using the input pen 12.
Of course, it is also possible to switch to another application such as the telephone directory function after the memo function is executed.

Next, when the call is completed and the IC card 2 is mounted on the telephone main body 1, a confirmation message of "Do you want to transfer data to the main body?" Is displayed on the display screen 11 thereof. When the user wants to save the contents of the memo in the IC card 2, the user can use “YE” displayed on the display screen 11.
By touching the "S" button with the input pen 12, the data input to the IC card 2 is transferred to the telephone body 1.

The above processing will be described with reference to the flowchart of FIG. First, in STEP1, the process waits until the IC card 2 is removed from the telephone main body 1, and when it is removed, the process of the IC card 2 is selected as a memo function in STEP2. In the next STEP3, processing such as taking notes is performed.
At STEP 4, it is determined whether or not the IC card 2 is attached to the telephone body 1. When the IC card 2 is attached to the telephone body 1, a message "Do you want to transfer data to the main body?" Is displayed on the display screen 11 of the IC card 2 in STEP5.
STEP 3 until C card 2 is attached to telephone body 1
Is performed. Only when the user determines “YES” in the data transfer confirmation in STEP 5, the data input by the IC card 2 in STEP 6 is transferred to the telephone body 1 and stored. By performing the above processing, when the IC card 2 is removed from the telephone body 1, the display of the IC card 2 is automatically changed to a memo function, and the IC card 2 is stored in the telephone body 1.
Can be transferred to the storage area of the telephone body 1 when the device is mounted.

Referring to FIGS. 7 and 8, the IC card removal operation section 9 in the telephone body 1 will be described.
In order to take out the IC card 2 attached to the telephone main body 1 from the telephone main body 1 in the state of FIG. And push it between two fingers. As a result, the take-out operation section 9 pushes the IC card 2 downward, so that the IC card 2 is pushed from the telephone body 1 as shown in FIG.
The C card 2 can be taken out.

The structure for taking out the IC card 2 will be described. The IC card taking out structure has a detachable plate 44 and a protection sheet 45. The detachable plate 44 is for placing the IC card 2 thereon and guiding the IC card 2 to the inside of the telephone main body 1, and is a projection 46 for taking out the IC card 2.
Are provided in the vicinity of the connector 26 of the telephone body 1 and a pair of notches 47 are formed in the vicinity of the connector 16 of the IC card 2. One end of the L-shaped plate member 48 is fixed to each of the pair of take-out operation sections 9.
At the other end of each of the plate members 48, a columnar projection 49 is provided. A spring 50 that opens outward is disposed between each of the take-out operation sections 9. This spring 50
The removal operation unit 9 is not moved unless an operation force is applied to the removal operation unit 9 by the force of (1). The protection sheet 45 is arranged on the detachable plate 44 so that each of the protrusions 49 does not damage the IC card 2. FIG. 8 shows a planar positional relationship between the pair of cutouts 47 formed in the detachable plate 44 and the protrusions 49 in each of the pair of take-out operation sections 9.

In FIG. 8A, since each of the take-out operation sections 9 on both sides is pressed by the spring 50, each of the projections 49 is located at the lowest position in the view of each of the cutouts 47. , The IC card 2 is in a mounted state. Then, when the user removes the IC card 2 from the telephone body 1 in the direction of arrow A and pushes each of the operation sections 9 from both sides, each of the projections 49 slides in each of the notches 47 of the detachable plate 44, and FIG. As shown in (b), the IC card 2 is placed outside the telephone body 1,
And push it out of the card insertion hole 3. by this,
The telephone body 1 is taken out of the IC card 2. Therefore, with the above configuration, the IC card 2 can be easily taken out with one hand.

[0040]

As described above, according to the present invention, the following effects can be obtained.

According to the first aspect of the present invention, since the display body can be detached from the telephone body, the display body can be removed from the telephone body even during a telephone, and the telephone body can be used as a telephone, and the display body can be used for required display. The contents displayed on the display can be easily confirmed even during a call.

According to the second aspect of the present invention, since the display has a memo function, it is possible to easily take a memo during a call.

According to the third aspect of the present invention, since the input pen is provided, it is possible to easily take a memo during a telephone call.

According to the fourth aspect of the present invention, the memo function is automatically selected when the display body is detached from the telephone body, so that the operation of selecting the memo function when taking a memo during a call is eliminated, and the memo function is quickly performed. Can take.

According to the fifth aspect of the present invention, since the contents of the memo on the display can be transferred to the telephone body, the trouble of managing the contents of the memo can be saved, and the memo capacity of the display can be saved.

According to the sixth aspect of the present invention, the display body can be taken out with the take-out operation section of the telephone body, so that the display body can be taken out with one hand and the telephone conversation can be concentrated.

[Brief description of the drawings]

FIG. 1 is an external perspective view of a mobile phone according to an embodiment of the present invention.

FIG. 2 is an external perspective view when the IC card is removed from the telephone body.

FIG. 3 is an exploded view of an IC card.

FIG. 4 is a cross-sectional view of a main part of an IC card and a telephone body.

FIG. 5 is a circuit block diagram of a mobile phone.

FIG. 6 is a flowchart for explaining an operation;

FIG. 7 is an exploded view of an IC card take-out mechanism.

FIG. 8 is a plan view for explaining a card removing operation of the IC card;

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Telephone main body 2 IC card 3 IC card insertion hole 5 Speaker part 6 Power supply operation part 7 Talk operation part 8 Microphone part 9 IC card removal operation part 10 Antenna 11 Display screen 12 Input pen 13 Input pen storage part

Claims (6)

[Claims] 1. A display body is detachable from a telephone body.
The telephone according to claim 1, wherein the telephone body is operable as a telephone regardless of whether the display body is attached or detached, and the display body can perform a required display operation independently when the display body is detached from the telephone body. 2. The telephone according to claim 1, wherein when the display is detached from the telephone body, information can be input to a display screen provided on the display. 3. The telephone according to claim 1, further comprising an input pen capable of performing an input operation on the display screen. 4. The telephone according to claim 1, wherein when the display body is removed, a function that allows information to be automatically input to a display screen of the display body is selected. . 5. The telephone according to claim 1, wherein the contents of the information on the display body can be transferred to the telephone body. 6. The telephone according to claim 1, wherein the telephone body is provided with an operation section for taking out the display body.