JP2002221351A - Remote controller for air conditioner - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a remote controller for an air conditioner which can enhance the lifetime of a battery by curtailing wasteful power required for liquid crystal display. SOLUTION: This remote controller puts out liquid crystal display of itself at turn off times with an operation off/on lug 1, and this is provided with a display means for the previous setting mode at turn on with an operation on/off lug, and this stops the current application to a liquid crystal light-emitting element, regardless of the on operation of each kind of operation lugs, depending on the time when the operation is at on state.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to power saving of a remote controller of an air conditioner.

[0002]

2. Description of the Related Art As shown in FIG. 1, a conventional remote control for an air conditioner is provided with a liquid crystal display unit 2, an operation off / on knob 1, and various operation buttons 5, but an operation off / on knob 1 is provided. Even when the air conditioner is turned off, the operation setting mode with the remote control immediately before the turn off is always displayed on the liquid crystal 2, and depending on the model, a predetermined time from the previous operation is counted, and the predetermined time has elapsed. Then, the power of the liquid crystal display was reduced.

Also, when the operation is turned on by the operation off / on knob 1, regardless of the current time 3, the operation of the various operation knobs 5 starts the energization of the liquid crystal light emitting element 4 to execute the liquid crystal illumination. Was.

[0004]

However, in the above-mentioned conventional configuration, since the remote control setting mode is always displayed on the liquid crystal, there is a problem that the battery life is shortened.

In addition, when the operation is switched on / off, the liquid crystal light emitting element is energized and the liquid crystal is illuminated regardless of the current time, so that the battery life is further shortened. there were.

An object of the present invention is to solve such a conventional problem, and an object of the present invention is to provide a remote controller for an air conditioner that can maintain a long battery life.

[0007]

SUMMARY OF THE INVENTION In order to solve the above-mentioned problems, the present invention turns off the remote control liquid crystal display when the operation is turned off with the operation off / on knob, and turns on or operates the operation on / off knob or various setting knobs. In some cases, the previous setting mode is displayed. Also, depending on the time when the operation is in the on state, control is performed to start / stop the energization of the liquid crystal light emitting element regardless of the on / off operation of various operation knobs.

[0008]

DESCRIPTION OF THE PREFERRED EMBODIMENTS The invention according to a first aspect of the present invention is directed to a liquid crystal display, at least a driving off / on knob, setting storage means for storing setting contents of a previous operation, and a liquid crystal display according to the operation. In the remote controller of the air conditioner for remotely controlling the air conditioner main body having a control unit for controlling the display content to the, the liquid crystal display unit is turned off when the operation is turned off in response to the operation of the operation off / on knob, At the time of the input, a display is made on the liquid crystal display unit in the setting mode of the previous operation content stored in the setting storage means.

According to this configuration, the liquid crystal display can be turned off when it is not necessary, so that no extra power is required and the life of the remote control battery can be improved.

[0010] The invention according to a second aspect is characterized in that at least a liquid crystal display unit, various operation knobs such as an operation off / on knob and a temperature setting knob, setting storage means for storing setting contents at the time of the previous operation, and A remote controller for remotely controlling the air conditioner main body having a control unit for controlling the display content on the liquid crystal display unit in response to turning off the liquid crystal display of the remote controller when the operation is turned off by turning on / off the knob; When any one of the various operation knobs is operated, the liquid crystal display is performed in the setting mode of the previous operation content stored in the setting storage means.

According to this configuration, the life of the remote control battery can be improved, and the display on the liquid crystal display can be restored by operating any of the operation knobs, not the operation off / on knob, and the Operability can be improved.

According to a third aspect of the present invention, there is provided at least a liquid crystal display unit, clock means for measuring a current time, predetermined time input means for inputting a display permission start time and a display permission end time, and the predetermined time input means. Remote control of the air conditioner main body having time storage means for storing the display permission start time and the display permission end time inputted by the user and a control unit for controlling the display content on the liquid crystal display unit according to the control content. In the remote controller of the air conditioner, the control unit sets the current time to the display permission start time and the display permission end based on the display permission start time and the display permission end time stored in the time storage unit and the current time measured by the timer unit. If the time is not between the times, the control is performed so that the display on the liquid crystal display unit is not performed.

According to this configuration, when the display on the remote controller is not required at all, the user can consciously set the display OFF time according to his / her own preference, so that the battery life of the remote controller can be intentionally increased.

[0014]

Embodiments of the present invention will be described below with reference to the drawings. The same parts are given the same numbers.

(Embodiment 1) As shown in FIG. 2 (a), when an ON / OFF signal indicating that the remote controller 1 has depressed the operation off / on knob 1 is transmitted to the microcomputer 12, a flow chart of FIG. The output of the operation information stored in the memory 11 to the liquid crystal display unit 2 is controlled based on the information.

As shown in the flowchart of FIG. 2B, the microcomputer determines the operation of the operation off / on knob 1 (S21). Here, when the operation off / on knob 1 is depressed, it is determined whether or not the device is in operation (S22). When the operation is off, the display on the liquid crystal display unit 2 is turned off (S23) and the operation is started. For example, the previous setting mode is displayed (S24).

(Embodiment 2) As shown in FIG. 3 (a), the remote control is an operation off / on knob 1 or a temperature operation button 5
a, when a signal indicating that an operation button such as an air volume operation button 5b or a wind direction setting button 5c has been pressed is transmitted to the microcomputer 12, the memory 1 is operated based on the flowchart of FIG.
The output of the operation information stored in 1 to the liquid crystal display unit 2 is controlled.

As shown in the flow chart of FIG. 3B, the microcomputer determines whether or not the operation off / on knob 1 or various operation buttons are operated (S31). Here, when one of the operation off / on knob 1 or one of the various operation buttons 5a to 5c is pressed, it is determined whether or not the device is in operation (S32). 2
Is turned off (S33), and if it is determined that any button has been operated during driving, the contents of the previous setting mode are displayed (S34).

(Embodiment 3) As shown in FIG. 4A, a user inputs a display permission start time TA and a display permission end time TB by a predetermined time input means 14, and stores the set times in a set time memory. 16 is stored. Then, the microcomputer 12 compares the input from the clock 13 for transmitting the current time with the contents stored in the set time memory 16, and if not operating (S41), turns off the liquid crystal display (S42) and is in the equipment operating state. If the current time is after the display permission start time TA and before the display permission end time TB, the liquid crystal display is performed based on the contents of the memory 11, and if the current time is other than the set time, the liquid crystal display is turned off (S42). Control. Remote control is ON / O with operation off / in knob 1 pressed
When the FF signal is transmitted to the microcomputer 12, the output of the operation information stored in the memory 11 to the liquid crystal display unit 2 is controlled based on the flowchart of FIG.

[0020]

As is clear from the above embodiment, according to the present invention, the remote control liquid crystal display is turned off when the operation is turned off by the operation off / on knob. When the operation off / on knob is pressed, a display means of the previous setting mode is provided.

Further, according to the present invention, the remote control liquid crystal display is turned off when the operation is turned off by the operation off / on knob. When any one of the various operation knobs is pressed, a display means of the previous setting mode is provided.

Further, according to the present invention, there is provided a means for starting / stopping energization to the liquid crystal light emitting element regardless of various operation knob input operations depending on the time of the operation input state.

According to these configurations, unnecessary power for the liquid crystal display which requires the most power in the remote controller can be reduced, and the battery life of the remote controller can be improved.

[Brief description of the drawings]

FIG. 1A is a plan view showing the outline of the configuration of a remote controller. FIG. 1B is a cross-sectional view showing the outline of the configuration of a remote controller.

FIG. 2A is a schematic diagram of a control system configuration according to the first embodiment of the present invention. FIG. 2B is a control flowchart according to the first embodiment of the present invention.

3A is a schematic diagram of a control system configuration according to a second embodiment of the present invention. FIG. 3B is a control flowchart of a second embodiment of the present invention.

4A is a schematic diagram of a control system configuration according to a third embodiment of the present invention. FIG. 4B is a control flowchart according to a third embodiment of the present invention.

[Explanation of symbols]

 DESCRIPTION OF REFERENCE NUMERALS 1 operation off / on knob 2 liquid crystal display unit 3 present time display 4 liquid crystal light emitting element 5 various operation knobs 6 electronic control unit 7 battery 11 memory (setting storage unit) 12 microcomputer (control unit) 13 clock (timekeeping unit) 14 predetermined time Input means

Claims (3)

[Claims] At least a liquid crystal display unit, a driving off / on knob, a setting storage unit for storing setting contents of a previous operation, and a control unit for controlling display contents on the liquid crystal display unit in accordance with the operation. In the remote controller for remotely controlling the air conditioner body, the liquid crystal display unit is turned off when the operation is turned off in response to the operation of the operation off / on knob, and when the operation is turned on, the previous time stored in the setting storage means is stored. A remote controller for an air conditioner, wherein a display is performed on the liquid crystal display unit in a setting mode of operation contents. 2. At least a liquid crystal display unit, various operation knobs such as an operation off / on knob and a temperature setting knob, a setting storage means for storing setting contents at a previous operation, and a liquid crystal display unit according to the operation. A remote controller for remotely controlling the air conditioner main body having a control unit for controlling display contents, wherein when the operation is turned off by the operation off / on knob, the liquid crystal display of the remote control is turned off, and one of the various operation knobs is turned off. A remote controller for an air conditioner, wherein, when operated, a liquid crystal display is performed in a setting mode of the previous operation content stored in the setting storage means. 3. At least a liquid crystal display, a clock means for measuring a current time, a predetermined time input means for inputting a display permission start time and a display permission end time, and a display permission start input by the predetermined time input means. In a remote controller for remotely controlling an air conditioner main body including a time storage unit that stores a time and a display permission end time, and a control unit that controls display content on a liquid crystal display unit according to the control content, the control unit includes: Based on the display permission start time and the display permission end time stored in the time storage means and the current time measured by the clocking means, if the current time is not a time between the display permission start time and the display permission end time, Is a remote controller for an air conditioner, characterized in that control is performed so as not to perform display on a liquid crystal display unit.