JPH0648786B2 - Multifunctional audio equipment - Google Patents

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a multifunctional audio device having many functions such as a vehicle-mounted audio device.

2. Description of the Related Art Conventionally, there is a radio receiver having a clock function, for example.
In this radio receiver, one display unit serves to display the reception frequency and the time, and there are two types of display methods. One is frequency display priority and the other is time display priority. The frequency display priority display normally displays the reception frequency on the display, displays the time only for a certain time when the operation button is pressed, and displays the reception frequency again after the elapse of the certain time. The display-priority one normally displays the time on a display and displays the reception frequency only for a certain time when the operation button is pressed. As described above, in the conventional radio receiver, one model has the frequency display priority, and the other model has the time display priority.

Like the above-mentioned conventional example, the conventional audio device has only the functions A, B, and C among the many functions A, B, C, D, E, F ... Also, in other audio devices, the functions A, B, D, E, and F are provided, but the function C is not provided.

Further, conventionally, when a large number of functions are added, there are problems that the number of operation buttons increases and it takes time to find a necessary operation button.

Problems to be Solved by the Invention As described above, in the conventional audio device, there are problems that the function required by the user is not added, or that the function not required by the user is added. Along with
There was a problem such as poor operability when multi-functionalized.

The present invention solves the above-mentioned problems of the conventional example, and allows a user to select a usable function and change the usable function.

Means for Solving the Problems The present invention has a large number of functions (for example, functions A, B, C, D, E, F, G, H, I, J) in order to achieve the above object. It is characterized in that it is provided with a function selecting means for selecting a usable function from among a large number of functions and a control means capable of implementing only the selected function.

Operation The present invention has the above-described configuration, and if the user selects a function (for example, A, B, C, H) required, only the selected function can be executed and the required function Can be changed.

Example One example of the present invention will be described below. The present embodiment is an on-vehicle audio device in which a radio receiver and a cassette deck are integrated.

In FIG. 2, 1 is the main body of the device, 2 is a power switch, 3
Is a dust cover that is openably and closably supported in the cassette insertion port, and 4 is a cassette fast forward (FF) operation, fast rewind (RE).
W) The stop / eject button 5 for stopping the operation or ejecting the cassette is a function selection button, 6 is a mode selection button, and 7 to 11 are various operation buttons.
Numerals 11 to 11 are used as radio control operation buttons in the radio mode, and as cassette deck control operation buttons in the deck mode. For example, the operation buttons 8 and 10 are operation buttons for selecting a channel in the radio mode, and are operation buttons for fast forward (FF) and fast rewind in the deck mode. 12-17
Is a preset button, and these preset buttons 12 to 17 are used for writing and reading a numerical value corresponding to the frequency of an arbitrary broadcasting station in the memory. Further, the preset buttons 12 to 17 can be used as operation buttons for switching the equalizer in the deck mode. 18 to 20 are band switch buttons, and these band switch buttons 18 to 20 are FM broadcast and AM.
Used when switching between broadcasts. Reference numerals 21 to 23 are sound quality adjusting buttons, and 24 is a volume adjusting button. When the volume adjusting button 24 is pulled out, they function as balance adjusting buttons for adjusting the left and right volume balance. Reference numeral 25 is a fader adjusting knob, and by rotating this knob 25, the balance of the sound volume from the speakers arranged in the front and rear of the passenger compartment can be adjusted. Reference numeral 26 denotes a display unit, which displays the reception frequency, time, selected band, tape running direction, selection mode (manual mode, scan mode), and the like. Reference numeral 27 denotes a display switching button for switching between the received frequency display and the time display on the display unit 26.

In this embodiment, CPU (central processing unit), RAM (random access memory), ROM (read only memory)
Etc., a control unit is configured, and the control unit controls the electronic tuner, the timepiece, and the cassette deck.

FIG. 1 shows the functional blocks of the above embodiment. First
In the figure, 5 and 6 are the function selection buttons and mode selection buttons respectively, and 28 is a function selection means. The function selection means 28 are stored in the storage means 29 according to the number of times the function selection button 5 is operated. A program or data of a function (clock adjustment function, priority display function, channel selection function, tuner call function in this embodiment) is selected. For example, press the function selection button 5
When pressed twice, the clock adjustment function is selected, and when pressed twice, the priority display function is selected. Similarly, each time the function selection button 5 is operated, the channel selection function and the tuner call function are sequentially selected. Reference numeral 30 denotes a mode selection means, and the mode selection means 30 selects a mode of each function stored in the storage means 29 according to the number of times the mode selection button 6 is operated. In this embodiment, the priority display function has three modes, that is, a clock priority display mode, a frequency priority display mode, and a priority display non-display mode.
The tuning function has two modes, a manual tuning mode and a scan tuning mode, and the tuner call function has a tuner call present mode and a tuner call non-existence mode. For example, when the mode selection button 6 is operated in the state where the priority display function is selected by the function selection means 28, the clock priority display mode, the frequency priority display mode and the priority no display mode are sequentially selected according to the number of operations. Reference numeral 31 is a storage area for holding a program or data of the selected function or mode, and the function or mode held in this storage area 31 can be executed. Reference numeral 32 denotes a control unit, which controls the clock 33, the electronic tuner 34, and the display control unit 35 based on the program or data stored in the storage area 31. 36 is a cassette deck, 26 is the display section, 8 and 10 are the operation buttons, and 27 is the display switching button.

Next, the operation of the above embodiment will be described. In FIG. 1, when the function selecting button 5 is pressed once, the function selecting means 28 selects the time adjusting function, and the time adjusting program stored in the storage area 31 is executed. First, the controller 32 causes the display controller to display. 35 is controlled, and “AdJ” is displayed in the frequency / time display segment of the display unit 26 (when the time is not set). Here operation button 8 or 1
When 0 is pressed, the “AdJ” display on the display unit 26 changes to the time display “1:00”. Operation button 8
Pressing changes the "hour", pressing the operation button 10 changes the minute, and the clock 33 can be adjusted. If the function selection button 5 is pressed once when the time has already been set, the display unit 26 displays the current time, for example, "10:15". In this time display state, "hour" can be adjusted by the operation button 8 and "minute" can be adjusted by the operation button 10. FIG. 4 shows an operation flow in the clock adjustment mode.

Next, the priority display function will be described. 2 for function selection button 5
When it is pressed twice, the priority display function is selected by the function selection means 28, and “HFO” is displayed in the frequency / time display segment of the display unit 26. When the mode selection button 6 is pressed once, the mode selection means 30 selects the clock priority display mode, and the program or data for the clock priority display is transferred to the storage area 31. When the timepiece priority display mode is entered, the "HFO" displayed on the display unit 26 is displayed.
"H" flashes in the display. When the clock priority display mode is set, the frequency / time display segment of the display unit 26 displays the normal time, and after the display switching button 27 is pressed, it is switched to the reception frequency display for a fixed time.

When the mode selection button 6 is pressed twice with the priority display function selected, the frequency priority display mode is selected and the storage area 3
A program or data for frequency-priority display is transferred to 1. When the frequency priority display mode is set, the display unit 26
"F" of "HFO" displayed on the screen blinks. When the frequency display mode is set, the frequency / time display segment of the display unit 26 displays the normal reception frequency, and after the display switching button 27 is pressed, the time display is switched for a fixed time.

When the mode selection button 6 is pressed three times in the state where the priority display function is selected, the priority display no mode is selected, the program or data for the priority display no mode is transferred to the storage area 31, and " The "O" in the "HFO" display flashes. When the no-priority display mode is set, the display switching button 27
The time display and the reception frequency display are switched alternately for each operation. FIG. 5 shows an operation flow of the priority display function.

Next, the channel selection function will be described. When the function selection button 5 is pressed three times, the function selection means 28 selects a channel selection function. When the mode selection button 6 is operated here, the manual channel selection mode and the scan channel selection mode are alternately selected, a program or data for that is transferred to the storage area 31, and "MNL" or "SCAN" is displayed on the display unit 26. Is displayed. If no operation button is operated for a predetermined time after selecting the manual channel selection mode or the scan selection mode, the radio mode is entered. When the manual tuning mode is set, a desired broadcasting station can be selected by operating the operation buttons 8 or 10. Further, after the scan channel selection mode is set, in the state where the mode is changed to the radio mode, the mode selection button 6 becomes a scan channel selection button, and when the button 6 is pressed, the reception frequency is gradually increased, and the broadcast stations which can be received are increased. When the channel is selected, the increase in the reception frequency automatically stops, and the broadcasting station becomes receivable. FIG. 6 shows an operation flow of the channel selection function.

Next, the tuner call function will be described. When the function selection button 5 is pressed four times, the tuner call function is selected. When the mode selection button 6 is operated here, the mode with tuner call and the mode without tuner call are alternately selected, and the program or data therefor is transferred to the storage area 31. When the mode with tuner call is set, "TCALL" is displayed on the display unit 26, and when the mode without tuner call is set, the "TCALL" display disappears. When the tuner call present mode is set, the radio broadcast is received while in the fast forward (FF) or fast reverse (REW) state in the deck mode. On the other hand, if no tuner call mode is set, FF, R in deck mode
Radio broadcasts are not received even in the EW state. FIG. 7 shows an operation flow of the tuner call function.

FIG. 3 shows the state transition by the key operation in the above embodiment. When the function selection button 5 is pressed, the transition is made as shown by the arrow F, and when the mode selection button 6 is pressed, the state is made as the arrow M. When no key is received for a predetermined time (for example, 5 seconds) or when the stop eject button 4 is operated, the normal operation mode (radio mode, deck mode) is returned as indicated by arrow C.

As described above, according to this embodiment, the user can select whether the clock priority display, the frequency priority display, the priority display is not performed, the manual channel selection, the scan channel selection, or the tuner call presence or absence. It is possible to change it as well.

In addition to the function in the above embodiment, the presence or absence of a stopwatch function, the function of switching the radio reception band (for example, switching between the Japanese band and the US band), etc. can be implemented.

EFFECTS OF THE INVENTION The present invention is configured as described above, and according to the present invention,
It is possible to select a function required by the user from a plurality of functions, execute only the selected function, and change the required function. Further, according to the present invention, there is an advantage that the number of operation buttons can be reduced while being multifunctional.

[Brief description of drawings]

FIG. 1 is a functional block diagram of a multifunctional audio device according to an embodiment of the present invention, FIG. 2 is a front view of the device, FIG. 3 is a key operation transition diagram of the device, and FIGS. It is an operation | movement flowchart of the same apparatus. 1 ... Device main body, 2 ... Power switch, 3 ... Dust cover, 4 ... Stop eject button, 5 ... Function selection button, 6 ... Mode selection button, 7-11 ... Operation button, 12-
17 ... Preset button, 18-20 ... Band switching button,
21-23 ... sound quality adjustment button, 24 ... volume adjustment button, 2
5 ... Knob for adjusting fader, 26 ... Display, 27 ...
... display switching button, 28 ... function selecting means, 29 ... storage means, 30 ... mode selecting means, 31 ... storage area, 32
...... Control means 33 …… Clock, 34 …… Electronic tuner,
35 ... Display control unit.

 ─────────────────────────────────────────────────── ─── Continuation of the front page (72) Inventor Kihashi Funabashi 4-3-1, Tsunashima-higashi, Kohoku-ku, Yokohama-shi, Kanagawa Matsushita Communication Industrial Co., Ltd. (56) Reference JP-A-61-239726 (JP, A)

Claims (1)

[Claims] 1. A storage unit in which a program or data for executing a plurality of functions is stored, and an arbitrary function execution program or data in the plurality of function execution programs or data stored in the storage unit. A multifunctional audio device comprising a function selecting means to be selected and a control means capable of executing only a function selected from a plurality of functions based on a program or data for function execution selected by the function selecting means. .