CN1204913A

CN1204913A - Telephone installed caller recognition and dialing displayer

Info

Publication number: CN1204913A
Application number: CN 97111932
Authority: CN
Inventors: 胡峻魁
Original assignee: 胡峻魁
Current assignee: Zhihe Science and Technology Co., Ltd.
Priority date: 1997-07-04
Filing date: 1997-07-04
Publication date: 1999-01-13

Abstract

A caller recognition and dialing display for telephone set is composed of pre-processor and LCD driver that receives the signal from the pre-processor and drives the LCD. Said pre-processor consists of ringing investigation circuit, caller recognition decoder, dialing circuit and data processor which receives the signals from ringing investigation circuit, caller recognition decoder and dialing circuit and a selection signal. When digital caller recognition signal from ringing investigation circuit is received, the data is classified and then sent to LCD driver. When dialing data is received from dialing circuit, the data is processed and then sent to LCD driver.

Description

The speaker's identification and the dialing displayer of telephone device

The present invention relates to telephone device, particularly a kind of speaker of telephone device identification and dialing displayer.

The major function of speaker identification is to allow the listener know that who phones, so that whether decision calls back, along with the opening of various countries telecommunication bureau to this function, the telephone set with speaker's recognition function has been the new lover of consumption market.

Speaker's identification display device that can dial on the market at present is that the speaker is discerned decoder, microprocessor and LCD driver three partial design on single wafer.Under this mode, the pin count of wafer is general above 100.Speaker's identification controller of developing as United Microelectronics, production code member is UM93420, and speaker's identification controller of developing of Realtek Semiconductor, production code member is RTS8501-3, all must use 100 legs packing, owing to packing charges along with pin count increases, so production cost improves relatively.

Moreover, installed caller recognition displayer on the market can demonstrate total datas such as calling person's name, phone, calling date, time simultaneously at present, and these data, except figure, all be to occur,, especially have the Chinese market of vast population market, Asia with English or other foreign languages, unless can the Chinese display name, otherwise, only need demonstrate calling person's phone, just can satisfy listener's demand.

The telephone set that possesses at present Presentation Function on the market, mostly as showing that dialed number is main, wherein great majority are to adopt seven sections LCD, if at a same telephone set that possesses Presentation Function, except existing Presentation Function, can also demonstrate calling person's telephone number, not only increase the surcharge of product, also save the production cost of manufacturer simultaneously.

Main purpose of the present invention is to provide a kind of speaker's identification and dialing displayer with demonstration effect, the speaker is discerned the design of decoder and phone dialer on same wafer, collocation various seven sections LCD driver on the market reach Presentation Function again.

Second purpose of the present invention is to provide a kind of speaker's identification and dialing displayer that reduces packing cost, is wherein only packed possessing the single wafer that the speaker discerns decoder and phone dialer function, to lower packing cost.

For the present invention that achieves the above object takes following scheme:

The speaker's identification and the dialing displayer of telephone device of the present invention is characterized in that, comprise a front processor and a LCD driver, and LCD driver receives from the signal of front processor and drives a LCD; Front processor comprises:

One comes the bell detection circuit to scout whether have that telephone rings comes in come the bell detection circuit;

One speaker discerns decoding circuit, discern analog signal and be decoded as digital signal being stated from speaker between first and second telephone rings, and this digital signal changed into synchronizing signal by nonsynchronous signal, or digital signal is changed into parallel signal by serial signal;

One dial-up circuit when dialing mode, is sent pulse signal or touch-tone signal.

One data processor, reception is from described output signal of coming bell detection circuit, speaker to discern decoding circuit and dial-up circuit, and receive a selection signal, when digitized speaker's identification signal of coming the bell detection circuit, will deliver to LCD driver after the data qualification; When coming the bell detection circuit not have telephone rings to come in, and receive the dial data of described dial-up circuit, will deliver to LCD driver after the data processing.

Fig. 1 is the calcspar of the preferred embodiment of speaker's identification of the present invention and dialing displayer, comprising a front processor 70 and a LCD driver 50, LCD driver 50 receives from the signal of front processor 70 and drives a LCD, front processor 70 is done on single wafer, and it comprises:

Coming bell detection circuit 10, whether have telephone rings L12 come in, then export L46 notification data processor 40 if having if scouting;

The speaker discerns decoding circuit 20, receive speaker's signal L22 of input, discern analog signal and be decoded as digital signal being stated from speaker between first and second telephone rings, and this digital signal changed into synchronizing signal by nonsynchronous signal, or convert this digital signal to parallel signal by serial signal;

Dial telephone 30 receives the signal L32 and the L34 that import, when dialing mode, sends pulse signal L36 or touch-tone signal L38, and will need the dial data L42 that shows to deliver to data processor 40; When receiving speaker's identification signal, this phone does not have effect;

Data processor 40, receive bell detection circuit 10, speaker from the beginning to discern decoding circuit 20, and the output signal of dial-up circuit 30, and receive one and select signal L45, when coming bell detection circuit 10 notices to have telephone rings to come in, know that the signal of sending here is the digitized speaker's identification signal of process, under this kind situation, LCD driver 50 will be delivered to after the data qualification; There is telephone rings to come in when coming bell detection circuit 10 to fail to give notice, knows the dial data of signal of sending here, will deliver to LCD driver 50 after the data processing for sending here by dial-up circuit 30.

As follows in conjunction with preferred embodiment and accompanying drawing so that characteristics of the present invention further to be described:

The accompanying drawing simple declaration

Fig. 1 is the calcspar of the preferred embodiment of speaker's identification of the present invention and dialing displayer;

Fig. 2 is the process chart of data processor in the calcspar of Fig. 1;

Fig. 3 is the input waveform of existing a kind of seven sections LCD driver on the market;

Fig. 4 is existing another kind of seven sections LCD driver input waveform on the market.

Please refer to the process chart of data processor shown in Figure 2 40.The Fig. 1 that now arranges in pairs or groups is illustrated.In state 51, data processor 40 is ready; In state 52, whether have telephone rings come in, if no telephone rings is come in, then get the hang of 53 if differentiating, and further whether differentiation has data to import from signal L42; If there is telephone rings to come in, then get the hang of 54, prepare to receive data by signal L44 input, in state 55, the data that receive are classified, promptly tell speaker's name, phone, calling date, calling time etc.After classification is finished, get the hang of 56, differentiate according to the logical value of input signal L45 and get the hang of 57 or 58.In state 57, the phone taking-up with the speaker in the grouped data gets the hang of 59; In state 58, then grouped data is all taken out, get the hang of 59 equally.In state 53, if no dial data by signal L42 input, represents that dial telephone 30 does not have dial action, data processor 40 can rest on armed state 51 always, if dial data is arranged by signal L42 input, expression dial-up circuit 30 has dial action, can get the hang of 59.In state 59, dial data L42 or speaker's recognition data L44 are delivered to LCD driver 50, get back to armed state 51 after having sent.

Among Fig. 1, dial-up circuit 30 has two input signals and three output signals; Input signal L32 is phone switch hook (hook) input signal, and input signal L34 is a keyboard input signal; Output signal L36 is a pulse output signals, and output signal L38 is dual-tone multifrequency (Dual Tone Multi-frequency) output signal, and output signal L42 delivers to data processor 40.

When phone switch hook input signal L32 is that receiver is hung state, pulse output signals L36 is an electronegative potential, when phone switch hook input signal L32 is that receiver is picked up state, pulse output signals L36 becomes high potential by electronegative potential, set up current circuit between expression telephone set and the telecommunication bureau, this moment, phone user's dialing was imported by input signal end L34, after handling through dial-up circuit 30, with the pattern output of the signal of telecommunication.

If use phone under pulse mode, then pulse signal is by output L36 output, if use phone under the dual-tone multifrequency pattern, then touch-tone signal is by output L38 output, and in addition, the dial data that needs to show is delivered to data processor 40 by output L42.

The front processor 70 various seven sections LCD driver on the market of can arranging in pairs or groups realize Presentation Function, for example, close seven sections LCD driver that are numbered HT1616 that safe semiconductor company produces.Fig. 3 represents in these seven sections LCD driver, the input waveform of clock signal and two input pins of data-signal, and wherein each font is all with nibble (B ₀-B ₃) form, only need in the use to import from clock signal and data-signal according to the form of defined, can show required font.Detailed data please refer to the databook (Data book) of this product.

Seven sections LCD driver that are numbered EM32100 that another example is produced for Yi Long electronics corporation.Fig. 4 represents the input waveform of the serial data input pin of this driver, and each font is all formed with ten bits, only needs in the use to be imported by the serial data input pin according to the form of defined, can show required font.Detailed data please refer to the databook (Data book) of this product.

Existing seven sections LCD driver on the market, kind is very many, and above-mentioned only is two examples wherein.The present invention only needs the form of each tame defined of output in design, just can reach top said every function.

The present invention has following effect:

Comprehensively above-mentioned, speaker's identification of the present invention and dialing displayer are identified decoder and phone with the speaker Dialer designs at same wafer, and only this wafer is added guarantor's dress, can reduce the packing pin, and product cost is fallen Low competitiveness, novelty and the practicality of having more.

Claims

1, a kind of speaker of telephone device identification and dialing displayer is characterized in that, comprise a front processor and a LCD driver, and LCD driver receives from the signal of front processor and drives a LCD; Front processor comprises:

One scout whether have that telephone rings comes in come the bell detection circuit;

One data processor, reception is from described output signal of coming bell detection circuit, speaker to discern decoding circuit and dial-up circuit, and receive a selection signal, when digitized speaker's identification signal of receiving the bell detection circuit, will deliver to LCD driver after the data qualification; When coming the bell detection circuit not have telephone rings to come in, and receive the dial data of described dial-up circuit, will deliver to LCD driver after the data processing.

2, speaker's identification according to claim 1 and dialing displayer is characterized in that the handling process of described data processor may further comprise the steps:

A, the preparation of awaiting orders receive data;

If there is not then execution in step c;

B, reception are carried out steps d then from the signal that speaker person discerns decoding circuit;

Whether c, differentiation have the signal from dial-up circuit, then carry out step h if having, and then do not get back to step a if having;

D, with the data qualification that receives, carry out this step e then;

E, according to the logical value of selecting signal, step f or g are carried out in decision, when selecting signal to have first logical value, carry out step f, when selecting signal to have second logical value, carry out step g;

F, the phone data of the speaker in the grouped data is taken out, carry out step h then;

G, grouped data is all taken out, carry out step h then;

H, will be from the dial data of dial-up circuit, or will deliver to described LCD driver from speaker's data that the speaker discerns decoding circuit, get back to step a then.

3, speaker's identification according to claim 1 and dialing displayer, it is characterized in that described dial-up circuit has two input signals and three output signals: first input signal is a phone switch hook input signal, and second input signal is a keyboard input signal; First output signal is a pulse output signals, and second output signal is the dual-tone multifrequency output signal, the dial data of the 3rd output signal for needing to show, and the 3rd output signal is delivered to described data processor;

Phone switch hook input signal is the state that receiver is hung, pulse output signals is an electronegative potential, when phone switch hook input signal is the state that receiver is picked up, pulse output signals becomes high potential by electronegative potential, set up the loop between expression telephone set and the telecommunication bureau, this moment, phone user's dialing was imported by the second input signal end, after handling through dial-up circuit, with the pattern output of the signal of telecommunication;

Use phone under pulse mode, then pulse signal is exported by first output, uses phone under the dual-tone multifrequency pattern, and then touch-tone signal is exported by second output, and in addition, the dial data that needs to show is delivered to described data processor by the 3rd output.