JP3250892B2 - Mobile / cordless telephone equipment - Google Patents

Abstract

PURPOSE:To display the received electric field level and the residual capacity of battery compactly in an easy-to-see state at the display part of a mobile station. CONSTITUTION:This device is equipped with the liquid crystal display part 9 having a battery mark 21 displaying the residual capacity of a battery, an electric field mark 22 displaying the received electric field level, and a common- use level mark 23 for displaying those levels and a control means which switches these displays. For a specific time, for example, only at the start of a communication, the battery residual capacity is displayed and in other cases, the received electric field level is displayed. The common-use level mark 23 changes in the order of a three-bar display, a two-bar display, and a one-bar display in the decreasing order of the level. Consequently, the space of the display part can be saved, and either one is switched and displayed to make the display easy to see.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention can display the remaining capacity of a battery and the level of a received electric field in a portable / cordless telephone device such as a cordless telephone, a portable telephone, a car telephone, etc. comprising a base station and a mobile station. For mobile stations.

[0002]

2. Description of the Related Art FIG. 3 shows a conventional mobile phone of this type. 2 shows a configuration of a mobile station in a cordless telephone device. FIG.
In the figure, 31 is an antenna, 32 is a radio circuit, 33 is a communication circuit, 34 is a receiver, 35 is a transmitter, 36 is a control unit such as a microcomputer for controlling the entire device, 37 is a reception electric field level measurement circuit, and 38 is An operation unit having a plurality of operation buttons for a user to input instructions, a liquid crystal display unit 39 for displaying operation contents and an operation state, a battery voltage detection circuit 40, a battery 41, a charge detection circuit 42, and a charging terminal 43 , 44 are mobile stations constituted by these. The control unit 36 includes a battery mark display control unit 36a and an electric field mark display control unit 36b.

Next, the operation of the above conventional example will be described.
In FIG. 3, when the start button in the operation unit 38 of the mobile station is pressed, the radio circuit 32 and the antenna 3 are transmitted from the control unit 36.
1, a communication request signal is transmitted to the base station, a communication response signal is received from the base station through the antenna 31 and the radio circuit 32, communication is established between the mobile station and the base station, and the handset 34 is transmitted through the communication circuit 3. And the transmitter 35 enables a call. When the communication is established, the reception electric field level measurement circuit 37 measures the intensity of the electric field received by the antenna 31 in the wireless circuit 32 and controls the level of the electric field.
The electric field mark display control section 36b of the LCD 6 displays the electric field mark on the electric field mark of the liquid crystal display section 39. The remaining voltage of the battery 41 is measured by the battery voltage detection circuit 40, and the level is displayed on the battery mark of the liquid crystal display unit 39 by the battery mark display control unit 36 a of the control unit 36. When the battery mark falls below a certain value, the user looks at the display and connects the charging terminal 43 to the charging device, so that the charging detection circuit 42 monitors the charging, and the battery voltage detection circuit 40 detects the remaining charge. Capacity
The battery mark display control unit 36b displays the information on the battery mark of the liquid crystal display unit 40. As described above, also in the conventional mobile station, the remaining capacity of the battery and the received electric field level can be visually displayed on the liquid crystal display unit. The received electric field level and the remaining capacity of the battery may be displayed only for a certain period of time when communication is established, or may be constantly displayed.

[0004]

However, in the above-mentioned conventional mobile station, the remaining capacity of the battery and the received electric field level are different from each other.
Since the information is displayed on the electric field mark and the battery mark provided separately on the liquid crystal display unit, there is a problem that the area used for other displays is reduced. In addition, the display of the remaining battery capacity and the display of the received electric field level may be mixed to make it difficult to see the display.

The present invention solves such a conventional problem. A portable / cordless telephone capable of displaying the remaining capacity of a battery and the received electric field level on a display unit of a mobile station in a compact and easy-to-read manner. It is intended to provide a device.

[0006]

SUMMARY OF THE INVENTION In order to achieve the above object, the present invention provides a dual-purpose level mark for displaying the remaining battery capacity and a received electric field level, and a battery which lights up when the remaining battery capacity is displayed. Display means having a mark and an electric field mark for lighting when displaying the received electric field level, and control means for switching the display of the display means , wherein the control means establishes communication after pressing a call start button.
Lights the battery mark and the dual-purpose level mark at the time
Display, and after a certain period of time,
The level mark is illuminated .

[0007] The present invention, the above-described configuration, the table of the display means
The indication is displayed only at the start of communication, the remaining capacity of the battery is displayed, and in other cases, the control unit controls the display of the received electric field level, thereby saving space on the display unit.
The number of places used for other displays can be increased accordingly. In addition, since the display of the remaining capacity of the battery and the display of the received electric field level are switched and displayed separately, both displays are not mixed, and the display can be easily viewed.

[0008]

FIG. 1 shows the configuration of a mobile station according to an embodiment of the present invention. In FIG. 1, 1 is an antenna, 2
Is a wireless circuit, 3 is a communication circuit, 4 is a receiver, 5 is a transmitter,
Reference numeral 6 denotes a control unit such as a microcomputer for controlling the entire apparatus, 7 denotes a reception electric field level measurement circuit, 8 denotes an operation unit having a plurality of operation buttons for inputting an instruction by a user, and 9 denotes a liquid crystal displaying operation contents and an operation state. The display unit 10 is a battery voltage detection circuit, 11 is a battery, 12 is a charge detection circuit, 13 is a charging terminal, and 14 is a mobile station constituted by these. The control unit 6 includes a battery mark / electric field mark display switching control unit 6a.

FIG. 2 shows a display screen of the liquid crystal display section 9 in the above embodiment. 2, reference numeral 21 denotes a battery mark, 22 denotes an electric field mark, and 23 denotes a dual-purpose level mark provided in the battery mark 21.

Next, the operation of the above embodiment will be described.
Since the communication and call operations are the same as those in the above-described conventional example, the operation of displaying the remaining battery capacity and displaying the received electric field level will be described here. In the present embodiment, the battery mark / electric field mark display switching control unit 6a selects either the battery mark 21 or the electric field mark 22 so that the remaining battery capacity display and the received electric field level display are not simultaneously displayed. indicate. For example, it is set in advance that the remaining battery level display is performed only when the start button of the operation unit 8 is pressed (or when another specific operation button is pressed), and the reception electric field level display is performed otherwise. .

When the start button in the operation section 8 of the mobile station is pressed, the battery mark / electric field mark display switching control section 6a lights up the battery mark 21 of the liquid crystal display section 9 when the communication is established, and displays the battery voltage. The remaining capacity detected by the detection circuit 11 is displayed on the shared level mark 23 of the liquid crystal display unit 9. The dual-purpose level mark 23 shown in FIG. 2 is composed of three lines, three lines are full capacity, two lines are medium capacity, one line is low capacity, and one blinking line is a charge request prompting the user to charge. Is shown. After performing such a remaining battery capacity display for a certain period of time, the battery mark / electric field mark display switching control section 6a switches the lighting display of the battery mark 21 of the liquid crystal display section 9 to the lighting display of the electric field mark 22, and also displays the reception electric field. The received electric field level detected by the level measuring circuit 7 is displayed on the shared level mark 23 of the liquid crystal display unit 9. Also in this case, the triple display is high level, the double display is medium level,
This display is at a low level, and one blinking display indicates a movement request that prompts the user to move to a place where the reception electric field is high.

As described above, according to the above-described embodiment, a common level mark 23 common to the battery mark 21 and the electric field mark 22 is provided in the battery mark 21 provided on the display screen of the liquid crystal display unit 9, and these are provided. Since the display is switched and used by the battery mark / electric field mark display switching control section 6a, the display screen of the liquid crystal display section 9 can be effectively used, and by increasing the area for displaying other information, the mobile phone can be used. The overall information volume in the cordless telephone device can be increased.

In the above embodiment, the remaining capacity of the battery is measured by measuring the absolute voltage of the battery. Instead of measuring the battery, prepare a counter that measures the remaining capacity based on the charge / discharge current value of the battery, and increase or decrease the value of the battery remaining capacity counter according to the call state of the mobile station and whether the battery is charged. May be measured by using

Further, the display on the liquid crystal display section 9 is not limited to the one shown in the figure. Other marks may be used, or the dual-purpose level mark 23 may be provided outside the battery mark 21.

[0015]

As is apparent from the above embodiment, the present invention provides a portable / cordless telephone comprising a base station and a mobile station.
At the mobile station of the talker, the remaining battery capacity display and the received electric field
Level mark for level display and remaining battery capacity
The battery mark and the received electric field
It has an electric field mark that lights up when performing bell display.
Display means, and a control means for switching the display of the display means.
With the provision of the steps, it is possible to save space on the display unit, and it is possible to increase the number of places used for other displays. In addition, since the display of the remaining capacity of the battery and the display of the received electric field level are switched and displayed separately, both displays are not mixed, and the display can be easily viewed. Ma
In addition, when the control means establishes communication after pressing the call start button.
To display the battery mark and the dual-purpose level mark, and
Lights electric field mark and dual-purpose level mark after a fixed time
By displaying, at the start of communication that is of interest to the user
How much battery power is left in the
Determines how much the received field strength level is
This has the effect that it can be realized without bothering the user.

[Brief description of the drawings]

FIG. 1 is a schematic block diagram illustrating a configuration of a mobile station according to an embodiment of the present invention.

FIG. 2 is a schematic front view showing a display screen of a liquid crystal display unit according to one embodiment of the present invention.

FIG. 3 is a schematic block diagram showing a configuration of a mobile station in a conventional example.

[Explanation of symbols]

 REFERENCE SIGNS LIST 1 antenna 2 wireless circuit 3 communication circuit 4 receiver 5 transmitter 6 control unit 6 a battery mark / electric field mark display switching control unit 7 reception electric field level measurement circuit 8 operation unit 9 liquid crystal display unit 10 battery voltage measurement circuit 11 battery 12 charge detection Circuit 13 Charging terminal 14 Mobile station

────────────────────────────────────────────────── (5) References JP-A-5-136730 (JP, A) (58) Fields investigated (Int. Cl. ⁷ , DB name) H04B 7/24-7/26 102 H04Q 7 / 00-7/38

Claims (1)

(57) [Claims] 1. A mobile station of a portable / cordless telephone device comprising a base station and a mobile station, a level mark for displaying a remaining capacity of a battery and a reception electric field level, and a light for displaying a remaining capacity of a battery. Display means having a battery mark to be displayed and an electric field mark for lighting when displaying the received electric field level; and control means for switching the display of the display means , wherein the control means establishes communication after pressing a call start button. Time
Lit the battery mark and the dual-purpose level mark
And after a certain period of time, the electric field mark and the dual-purpose level
A mobile / cordless phone characterized by a lighted display .