JP2001144624A - Communication unit - Google Patents

Abstract

PROBLEM TO BE SOLVED: To transmit voice data from a digital wireless unit to a public communication channel by attaching the voice data to an electronic mail. SOLUTION: The communication unit of this invention applies serial/parallel conversion to the voice data received from the digital wireless phone, converts the serial/parallel data into electronic mail form and transmits the voice data attached to the electronic mail.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

[0001] The present invention relates to a communication device for transmitting voice.

[0002]

2. Description of the Related Art In recent years, with the spread of electronic mail, various types of information have been attached to electronic mail and transmitted and received. Voice is no exception, and many proposals have been made for converting voice to a voice data format and transmitting it to a communication line.

[0003] In Japanese Patent Application Laid-Open No. 05-227323,
"The hypermedia terminal device is for switching between, for example, FAX mail, voice mail, and e-mail by the media switching unit. The hypermedia terminal device is connected to, for example, a hypermedia information communication center via a switching network by one line. In this state, each mail can be transmitted and received. ", A method of treating ADPCM-encoded voice as electronic mail data in the same manner as other media is proposed.

[0004] Further, in Japanese Patent No. 0258426, Japanese Patent No. 0224817, and Japanese Patent Application Laid-Open No. 07-074830, in a communication device connected to ISDN, voice input from a handset is ADPCM-encoded and transmitted to a line. Suggest a way. In the above proposal,
The voice input from the handset is PCM-coded by voice CODEC, further converted to ADPCM code, and transmitted to the line.

[0005]

However, in the above-described conventional example, it is necessary to convert the analog audio signal input from the handset into the ADPCM code after performing the PCM coding. Therefore, in order to transmit voice data as e-mail, it is necessary to add a circuit, and there has been a problem that the cost increases.

[0006] The present invention has been made in view of the problems of the above technology, and provides a communication apparatus for attaching voice data from a digital wireless telephone to an electronic mail and transmitting the data.

[0007]

Therefore, according to the present invention, in the PHS telephone 102 such as a PHS, audio is transmitted through ADP.
Utilizing the fact that it is CM-encoded and transmitted, it is possible to attach an audio file to an electronic mail and transmit it by simply adding a simple circuit.

Hereinafter, the main means and effects will be summarized for each claim.

In the first aspect, means for serially / parallel-converting digitally encoded data received from a digital wireless telephone, means for storing serial / parallel-converted data in a memory, and means for storing data stored in the memory in a predetermined format By providing a means for assembling into a frame and a means for transmitting the assembled data frame to a public communication line, without performing voice encoding processing in the communication device,
It enables the transmission of audio files.

In the second aspect, the ADPCM to be transmitted is
Prior to the transmission of the encoded data, a means for transmitting information indicating that the ADPCM encoded data is to be transmitted is provided so that the other party receiving the audio file can reproduce the audio.

According to a third aspect of the present invention, when a predetermined command is received from the digital wireless telephone, a means for instructing the digital wireless telephone to start voice input, and a serial / parallel conversion of data received after the notification is performed. By providing a means for performing this, only necessary voices can be attached to an e-mail and transmitted. In claim 4, means for storing an e-mail address and a destination number corresponding to the address, and upon receiving a predetermined command from the digital wireless telephone, recognizes the e-mail address and the destination number corresponding to the command. Means for transmitting a voice file to a destination designated by a digital wireless telephone by providing means for performing a transmission process to a destination number previously recognized when data assembly to be transmitted to a public communication line is completed. To make it possible.

According to a fifth aspect of the present invention, a means for transmitting the recognized electronic mail address information is provided prior to the transmission of the voice file, so that the voice file can be attached to the electronic mail transmitted via the server and transmitted. Is what you do.

According to the present invention, the ADPCM encoded data received from the digital wireless telephone is converted into 8-bit or 16-bit parallel data and stored in a memory, so that the ADPCM encoded data can be efficiently converted. It is stored in the memory, and the frame can be assembled.

According to a seventh aspect, means for storing data received from a public communication line in a memory, means for parallel-to-serial conversion of digitally encoded data of voice among data stored in the memory, By providing means for transmitting serial / converted data to a digital wireless telephone at a predetermined timing, the digital wireless telephone can listen to the sound of an audio file attached to an e-mail received from a public communication line. Things.

According to the present invention, when a predetermined command is received from the digital radio telephone, a means for converting the digitally encoded voice data of the data stored in the memory into parallel / serial data is provided. By operating the telephone, it is possible to reproduce the sound in the sound file attached to the e-mail and sent.

According to the ninth aspect, the voice transmitted from the digital radio telephone is transmitted to the public communication line in real time or stored in a memory in the communication device and then transmitted to the public depending on the command type transmitted from the digital radio telephone. By providing means for selecting whether to transmit to a communication line, it is possible to perform both a normal real-time call and transmission of a voice file using electronic mail using a digital wireless telephone.

Embodiments of the present invention will be described below with reference to the drawings. First, a system configuration diagram using the facsimile apparatus 101 according to the present embodiment and an outline of names and functions of respective components of the facsimile apparatus 101 will be described with reference to FIGS.

FIG. 1 is a diagram showing the configuration of a system using a facsimile apparatus 101 according to the present embodiment. The facsimile apparatus 101 is wirelessly connected to the PHS telephone 102 by an Internet service provider (Inte
rnet Service Provider: IS
P) and the like are connected to the ISDN1
03 are connected to each other.

FIG. 2 is a block diagram showing the configuration of the facsimile apparatus 101. The names of the components are shown below for each block. First, the central control unit includes the CPU 201 and the RA
M203 and ROM 203 for storing operation program
It is composed of

DSU unit 204 connected to ISDN 103
Is a modular connector 20 for connecting an ISDN line.
5. Outgoing / incoming processing circuit 206, U point transformer 207, DS
It comprises a U signal processing LSI 208 and an S point transformer 209.

The DSU disconnect switch 210
The external TA 103 is connected to the S-point terminal connection modular connector 211 and the S-point transformer 212, and the S-point transformer 212 is connected to the S-point interface LSI unit 213. Is connected to The S-point interface LSI unit 213 has the I.S. 430 processing unit 214 and PCM codec 215, and a communication processing LSI unit 216
Is connected to

The communication processing LSI unit 216 is an ISDN10
HDLC (High level Data Lin) that performs frame assembly / disassembly of data transmitted and received via
kController) Controller 217, PHS
P which performs data transmission frame assembly / disassembly performed via
IAFS (PHS Internet Access)
Forum Standard) controller 218,
Data write processing unit 21 for cross point switch
9. Dual port register 220 for communicating between first CPU 201 and second CPU 233, IS
Path changeover switch 221 having a function of selecting / connecting a signal to be transmitted to DN, serial / parallel converter 22
2. U which transmits and receives data to and from the PHS telephone 102
ART225 (Universal Asynchron)
nous Receiveland Transcei
ver) and ADPCM / PCM transcoder 22
3 is comprised.

The serial / parallel converter 222 is a first point of the first embodiment, and the PHS telephone 1
02 is converted into parallel data. Further, ADPCM / PCM transcoder 223 receives 3
ADPCM encoded audio data of 2 Kbps is converted to 64 Kb
The data is converted into ps PCM encoded voice data.
The echo canceller 224 is for canceling an echo during a PHS call.

The cross point switch IC 226 switches connection of analog signals,
27, a FAX modem 232 and an S-point interface LSI unit 213 to connect the handset 22 and the FA
The X modem signal is sent to the S point interface LSI unit 213.
PCM codec 215.

The PHS wireless unit 228 is the second point of the first embodiment, and is a communication processing LSI 2
16 and high-frequency module 229, PHS
The transmission signal processing LSI 230 includes a PHS protocol control CPU 231. Here, the PHS transmission signal processing LSI 230 performs signal processing for assembling or disassembling, modulating, or demodulating a digital data frame transmitted / received to / from the PHS telephone 102.

ADP transmitted from PHS telephone 102
The CM encoded data is sent to the ADPCM / PCM transcoder 223 and the serial / parallel converter 222 via the PHS wireless unit 228. ADPCM
/ PCM transcoder 223 transmits the transmitted ADPC
The M-encoded data is converted into PCM code, and the serial / parallel conversion unit 222 performs serial / parallel conversion on the transmitted ADPCM-encoded data.

Here, when voice data is transmitted in real time, since the data converted to the PCM code is used, the data transmitted from the PHS telephone 102 is P
ADPCM / PCM via HS wireless unit 228
After being sent to the transcoder 223 and converted into a PCM code,
The data is transmitted to the ISDN 103 via the path switch 221 and the ISDN interface LSI unit 213.

On the other hand, when transmitting voice data as an e-mail attached file, the ADPCM coded data transmitted from the PHS telephone 102 is first converted into parallel data, and then converted into e-mail format data before use. . Therefore, the data transmitted from the PHS telephone 102 is converted by the PHS wireless unit 228 and the serial / parallel converter 222 and stored in the DRAM 202, then converted into data of the e-mail format, and then converted again into the DR.
Stored in the AM 202, the HDLC 217, the path switch 221 and the ISDN interface LSI unit 21
3 to the ISDN 103.

The dual port register 220 in the communication processing LSI 216 stores the FAX modem 232, F
AX protocol / printer control CPU 233 (connected to motor 235 via motor driver 234), image processing LSI 237 (connected to scanner 236), CPU 233
ROM 238, RAM 239 and L for printer control
The SI 240 is connected.

The printer control LSI 240 comprises an image data conversion processing section 241, a printer control section 242, a DMA controller 243, and an operation panel interface 244. Here, the DMA controller 243 is connected to the image processing work RAM 245, the operation panel interface 244 is connected to the operation panel 246, and the printer control unit 242 is connected to the printer 247.

[Embodiment 1] The operation when the facsimile apparatus 101 transmits voice input from the PHS telephone 102 as an e-mail attached file will be described in detail.

In order to transmit data to the Internet using the facsimile apparatus 101, first, an Internet service provider (hereinafter, ISP: Internet Service) owning the server terminal 104 is required.
ce Provider) telephone number, server terminal 10
It is necessary to set a user ID and a password for accessing to No. 4. It is also necessary to register the other party's e-mail address, FAX number, etc. in the abbreviated number.

The facsimile apparatus 101 of the present embodiment
ISP phone number, user ID, password setting,
And the other party's e-mail address and fax
The registration of the number is performed by the same operation procedure as the setting of the normal speed dial number.

Hereinafter, a method of setting a destination address, a telephone number, and the like will be described first with reference to the initial setting flowchart of the facsimile apparatus 101 shown in FIGS.

First, a method of registering the telephone number of the ISP will be described. First, in step S501, a “setting” key on the operation panel 246 is pressed to start registration. Next, the process proceeds to step S502, and a “select” key is pressed. Since the screen display changes each time the “select” key is pressed, the “select” key is kept pressed, and the process proceeds to step S503.
Then, when “ISP Bangoroku” is displayed on the screen, “♯” is pressed. Next, step S504
Then, "ISP =" is displayed on the screen, and the telephone number is input. For example, if the phone number is 03
If it is −1234-1111, 03123341111
And the keys are successively pressed. When this number is input, the process proceeds to S505, where the CPU 201
The ISP number data is stored in No. 2 and the registration is completed.

Next, a method for registering a user ID will be described. First, as in the case of registering the telephone number of the ISP, step S
In step 501, the user presses the "setting" key.
In step S50, when the "selection" key is kept depressed at step 02 and "user ID information" is displayed on the screen.
When the user proceeds to step 6 and presses “♯” and selects user ID registration, “UID =” is displayed on the screen. The user ID assigned by the ISP is input according to FIG. When the user ID is input in step S507, the process proceeds to step S508, where the CPU 201
Stores the user ID information in the RAM 202 (FIG. 2) and ends the user ID registration.

Next, a method of registering a password will be described. First, similarly to the ISP telephone number registration, step S501
Then, the "setting" key is depressed, and then the "selection" key is kept depressed in step S502. When "password entry" is displayed on the screen, "#" is depressed, and the process proceeds to step S509. Select password registration. "PWD =" is displayed on the screen.
In step S510, the password provided by the ISP is input according to FIG. When the password is input, in step S511, the CPU 201
The password is stored in 202, and the password registration ends. Next, a method of registering an e-mail address and a FAX number as a short number will be described. Here, an example will be described in which the e-mail address “pat@canon.co.jp” is set as “abbreviated number 1”. First, step S50
In step 1, press the “Setting” key on the operation panel.
Next, in step S502, when the "selection" key is kept depressed, and "shortened" is displayed on the screen display, the process proceeds to step S512, where "#" is depressed to select shortened registration. Next, when “1” and “#” are pressed, “* 1 =” is displayed on the liquid crystal display, so that the e-mail address “pat@canon.co.jp” can be input to the first shortcut. become.

Next, the method of inputting an e-mail address in step S513 will be described. FIG. 5 is used for inputting the e-mail address. First, the lowercase alphabet “p” corresponds to the fifth alphabet in the alphabet corresponding to the dial key “7” in FIG. Therefore, when expressing the small letter "p" using the dial key "7", the user presses the "7" five times and then presses the confirmed "#". That is, “7” “7” “7” “7” “7” “#”
Is pressed, "p" is determined.

Similarly, using a dial key, pa
t @ canon. co. In order to input jp, a combination of a dial key and “#” may be pressed in succession as described below. (P) “7” “7” “7” “7” “7” “#” (a) “2” “2” “2” “2” “#” (t) “8” “8” “8” “8” “#” (＠) “0” “♯” (c) “2” “2” “2” “2” “2” “2”
“#”, (A) “2” “2” “2” “2” “#”, (n) “6” “6” “6” “6” “6” “#”, (o) “6” "6""6""6""6""6""#" (n) "6""6""6""6""6""#" (.) "0""0""♯", (c) "2""2""2""2""2""2"
“#”, (O) “6” “6” “6” “6” “6” “6” “#” (.) “0” “0” “#” (j) “5” “5” "5""5""#", (p) "7""7""7""7""7""#" As described above, combining the dial key and "#"
By continuously pressing the buttons, the display unit displays “pat@canon.co.jp” in step S513. Then, the process proceeds to step S514, and when the “e-mail” key is pressed, the CPU proceeds to step S515.
201 stores the input e-mail address at a predetermined address in the RAM 202, so that "p
at @ canon. co. jp ”is registered as the e-mail address, and the setting is completed. Step S5
In step S514, when the address “pat@canon.co.jp” is set as “FAX number” to “abbreviated number 1” instead of “e-mail”
In step S51, the user does not press the "e-mail" key.
When the "FAX number" key is pressed in step S517, the CPU 201 stores the input FAX number address in a predetermined address of the RAM 202 (FIG. 2) in step S517. .C
o. jp ”is registered as the fax number address, and the setting ends.

Next, a method of attaching the voice input from the PHS telephone 102 to an electronic mail and transmitting the voice will be described with reference to FIGS. 6 and 7.

In advance, “Abbreviated dial 1” has an e-mail address of Mr. A “abc@canon.co.jp”
The method of transmitting the voice input from the PHS telephone 102 to the e-mail address of Mr. A will be described on the assumption that the voice is registered.

First, in step S601 in FIG.
The user presses the "voice mail" key on the telephone 102 and presses the "abbreviated dial number 1" registered earlier. Next, proceeding to step S602, the PHS telephone 102 starts PHS transmission processing and transmits a link channel establishment request to the facsimile apparatus 101. Facsimile machine 101
Upon receiving the call setup message from the PHS telephone 102, the process proceeds to step S603, where P
According to the sequence diagram when establishing a wireless link between the HS telephone 102 and the facsimile apparatus 101, a wireless line is established between the PHS telephone 102 and an extension call can be performed between the facsimile apparatus 101 and the PHS telephone 102. State.

In this state, between the facsimile apparatus 101 and the PHS telephone 102, a 32 Kbps ADPC
An M-coded audio signal is transmitted bidirectionally. When it becomes possible to make an extension call, the process proceeds to step S604.
The facsimile apparatus 101 sets the PHS telephone 10
2. Send a predetermined message "Please input voice to be transmitted" to 2 and then transmit a tone signal such as "Pe", and attach the input voice to the e-mail after the tone signal. And notify that it will be sent.

Next, in step S605, the facsimile apparatus 101 inputs the ADPCM encoded data received from the PHS telephone 102 to the serial / parallel converter 222 after transmitting the tone signal. The ADPCM encoded data is input to the serial / parallel converter 222 in synchronization with the 8 kHz data output from the PHS transmission signal processing LSI 230 as shown in FIG.

Next, the process proceeds to step S606, where the serial / parallel converter 222 performs the following operations as shown in FIG.
The 4-bit data input at an 8 KHz cycle is latched for two cycles and converted into 8-bit parallel data. Furthermore, in synchronization with the next 8 KHz clock after the parallel data conversion, the DMAC (Dir
ect Memory Access Control
ler), upon receiving a DMA request signal from the DMAC, a step S607 follows.
And writes the parallel data into a predetermined area of the RAM 202.

Next, the flow advances to step S608 to receive a "call" key press command from the PHS telephone 102, and to step S609.
In the parallel converter 222, the serial / parallel conversion processing and the writing to the RAM 202 are stopped,
Proceeding to step S610, processing for converting the audio data stored in the RAM 202 into an e-mail attached file format is performed.

Next, the process proceeds to S611, where the CPU 201
After adding a predetermined header to the audio data read from the RAM 202, the audio data is stored again in a different area of the RAM 202. Further, the CPU 201 controls the path changeover switch 221 in step S612 to
The LC controller 217 is connected to the ISDN 103. Next, the process proceeds to step S613, and when the e-mail format audio data file is completed, a dial-up connection to the Internet is made. CPU 201
It instructs the DSU section 204 of the SDN to perform a calling process for a preset ISP number.

Next, in step S614, D in the ISDN
When the SU unit 204 performs transmission processing and is connected to the server terminal 104 on the ISP side, the process proceeds to step S615, and a login procedure is started. The login procedure is PAP (Pass
word Authentication Proto
col), the user I set in advance
D and the password are transmitted to the server terminal 104 (FIG. 1),
Next, in step S616, when an ACK is received from the server terminal, the login procedure is completed.

Next, the process proceeds to step S617, where the CPU 2
01 reads out the e-mail address to be transmitted from the memory address in which the e-mail address of "abbreviated number 1" is stored, and then proceeds to step S618 to execute SMTP.
(Simple Mail Transfer Pro
Tocol), an e-mail attached with the created voice data is transmitted to the read address.
More specifically, an SMTP connection request command is transmitted to the server terminal 104, and when a response from the server terminal 104 is received, the e-mail data stored in the RAM 202 is assembled into a frame by the HDLC controller 217 and transmitted.

Next, in step S619, when the transmission is completed, an end command is transmitted, and then, in step S62.
When the server terminal 104 responds with 0, the SMTP ends. When the transmission of the e-mail by SMTP is completed, next, in step S620, the server terminal 104
, And then disconnect the communication line to end a series of communication.

As described above with reference to FIG. 6, in the case where an e-mail is transmitted with sound attached, the ADPCM encoded data received from the PHS telephone 102 is converted into parallel data and stored in the RAM 202. In the above, the accumulation processing for assembling and transmitting the frames is performed.

However, voice communication can be performed in real time. This case will be described with reference to FIG. First, the PHS telephone 10 in step S601 in FIG.
Following the pressing of the dial key in step 2, the "call" key is pressed, and the flow advances to step S621 to set the normal real-time voice communication mode. In the real-time voice communication mode, the PHS telephone 102 performs a calling process to the facsimile apparatus 101 in step S622. Then, in step S623, the facsimile machine 10
1 and the PHS telephone 102 establish a wireless link, and the facsimile apparatus 101 recognizes that the request is a real-time voice communication request to the ISDN 103. So next,
In step S624, the facsimile apparatus 101 controls the path changeover switch 221 so that the ADPCM / PCM
Switching is performed so that the transcoder 223 is connected to the ISDN 103, and thereafter, the facsimile apparatus 101 performs transmission processing to the ISDN 103 in step S625.

Here, the process proceeds to step S626, where the ISD
Upon receiving the response from N103, step S627 is performed.
Thus, the B channel path is connected. Next, step S62
8, the ADPCM encoded data received from the PHS telephone 102 is converted into 64 Kbps PCM encoded data in the ADPCM / PCM transcoder 223, and the converted data is transmitted to the path switch 221 and the ISDN interface. LSI21
3. The data is transmitted to the ISDN 103 via the DSU 204. Next, the processing proceeds to step S629, in which the facsimile apparatus 101 and the PHS telephone 102 are disconnected, and the processing ends.

It should be noted that, contrary to what has been described,
The 64 Kbps PCM encoded data received from N103 is converted into 32 Kbps ADPCM encoded data by the ADPCM / PCM transcoder 223,
The converted data is stored in a baseband processing LSI 230,
It is transmitted to the PHS telephone 102 via the RF unit 229.

According to the above-described procedure, the facsimile apparatus 101 of the present embodiment is constructed by simply adding a simple serial / parallel converter to the PHS telephone 102 or a facsimile apparatus with a cordless telephone (not shown).
It is possible to attach an M-coded audio file to an e-mail and send it. As a result, there is no need to add a complicated circuit such as a PCM codec, and voice data can be attached to electronic mail and transmitted at low cost.

[Second Embodiment] In the first embodiment, the voice data transmitted from the PHS telephone 102 is attached to an e-mail and transmitted. In the second embodiment, on the contrary, the audio data is attached to the e-mail. Disassembled audio file
This is output to the PHS telephone 102. in this case,
It is possible to listen to the sound in the following procedure.

First, a voice file attached to an e-mail is stored in a memory. Next, the PHS telephone 102
Upon receiving a voice reproduction command from the PHS telephone 102, the voice data stored in the memory is converted from parallel to serial, and the serial data is transmitted to the PHS telephone 102 at a predetermined timing at 32 Kbps. Next, the PHS telephone 102 converts the received 32 Kbps serial data into an analog signal, and outputs the analog signal from a speaker, so that the
A voice is output to the S telephone 102.

According to the above procedure, the facsimile apparatus 101 of this embodiment can be attached to an e-mail by simply adding a simple serial / parallel converter to the PHS telephone 102 or a facsimile apparatus with a cordless telephone (not shown). It is possible to receive the encoded ADPCM encoded audio file. As a result, there is no need to add a complicated circuit such as a PCM codec, and the voice data attached to the electronic mail can be received at low cost.

[Third Embodiment] In the first embodiment, the ISDN 103 is assumed as a communication line. However, the same effect can be obtained in the facsimile apparatus 101 connected to the analog public communication line. In this case, after the ADPCM-encoded voice data sent from the PHS telephone 102 is assembled into a data frame in an electronic mail format, the data frame is modulated by a data modem and transmitted to an analog public communication line.

According to the above-described procedure, the facsimile apparatus 101 of the present embodiment is provided with an ADPC by adding a simple serial / parallel converter to the PHS telephone 102 or a facsimile apparatus with a cordless telephone (not shown).
An M-coded audio file can be attached to an electronic mail and transmitted to an analog public communication line. as a result,
There is no need to add a complicated circuit such as a PCM codec, and it is possible to attach voice data to an electronic mail and transmit it at low cost.

Fourth Embodiment In the first embodiment, data obtained by ADPCM-encoding a voice received from the PHS telephone 102 is converted into 8-bit width parallel data and stored in a memory. However, the same effect can be obtained even if the parallel data width is a value other than 8 bits such as 16 bits and 32 bits.

[Fifth Embodiment] In the above embodiment, the PHS telephone 102 is assumed as the digital wireless communication system, and the ADPCM is assumed as the voice encoding system. However, similar effects can be obtained even if these methods are other methods.

[0062]

[Other Embodiments] Even if the present invention is applied to a system including a plurality of devices (for example, a host computer, an interface device, a reader, a printer, etc.), an apparatus (for example, a copying machine) Machine, facsimile machine, etc.).

Further, an object of the present invention is to supply a storage medium (or a recording medium) in which a program code of software for realizing the functions of the above-described embodiments is recorded to a system or an apparatus, and a computer (a computer) of the system or the apparatus. It is needless to say that the present invention can also be achieved by a CPU or an MPU) reading and executing the program code stored in the storage medium. In this case, the program code itself read from the storage medium implements the functions of the above-described embodiment, and the storage medium storing the program code constitutes the present invention. Also,
When the computer executes the readout program code, not only the functions of the above-described embodiments are realized, but also the operating system (OS) running on the computer based on the instructions of the program code.
It goes without saying that a case where the functions of the above-described embodiments are implemented by performing some or all of the actual processing, and the processing performs the functions of the above-described embodiments.

Further, after the program code read from the storage medium is written into the memory provided in the function expansion card inserted into the computer or the function expansion unit connected to the computer, the program code is read based on the instruction of the program code. Needless to say, the CPU included in the function expansion card or the function expansion unit performs part or all of the actual processing, and the processing realizes the functions of the above-described embodiments.

[0065]

As described above, according to the present invention,
A communication device that attaches voice data from a digital wireless telephone to electronic mail and transmits the electronic mail can be provided. In particular, an audio file can be created without providing an audio encoding circuit that requires a complicated circuit.

[Brief description of the drawings]

FIG. 1 is a system configuration diagram of a facsimile apparatus of the present embodiment.

FIG. 2 is a block diagram illustrating a configuration of a facsimile apparatus according to the present embodiment.

FIG. 3 is a flowchart of an initial setting of the facsimile apparatus.

FIG. 4 is a flowchart of initial setting of the facsimile apparatus, which is a continuation of FIG. 4;

FIG. 5 is a diagram showing speed dial keys and corresponding alphabets.

FIG. 6 is a flowchart of transmitting a voice input from a PHS telephone by attaching the voice to an electronic mail.

FIG. 7 is a flowchart for real time voice communication of voice input from a PHS telephone.

FIG. 8 shows a PHS telephone 102 and a facsimile machine 101.
FIG. 5 is a sequence diagram when a wireless link is established between the two.

FIG. 9 is a timing chart when serially / parallel-converting the ADPCM encoded voice received from the PHS telephone 102;

[Explanation of symbols]

 Reference Signs List 101 facsimile apparatus 102 PHS telephone 103 digital public communication line (ISDN) 104 server terminal 201 CPU 202 DRAM 217 HDLC controller 221 path switch 222 serial / parallel converter 223 PCM / ADPCM transcoder 230 PHS baseband processor

Claims (9)

[Claims] 1. A means for connecting to a public communication line, a means for connecting to a digital radio telephone by a digital radio line, a means for serial / parallel conversion of digitally encoded data received from the digital radio telephone, and a serial / parallel conversion A communication device, comprising: means for storing the assembled data in a memory; means for assembling the data stored in the memory into a predetermined frame; and means for transmitting the assembled data frame to a public communication line. 2. The communication device according to claim 1, wherein the ADPCM encoded data to be transmitted is transmitted before the ADPCM encoded data is transmitted.
A communication apparatus comprising: means for transmitting information indicating that PCM encoded data is to be transmitted. 3. A communication device according to claim 1, wherein when a predetermined command is received from the digital wireless telephone, a means for instructing the digital wireless telephone to start voice input is provided, and the notification is performed and thereafter received. A communication device comprising means for serially / parallel converting data. 4. The communication device according to claim 1, wherein when a predetermined command is received from the digital wireless telephone and a means for storing an e-mail address and a destination number corresponding to the e-mail address, the e-mail corresponding to the command is received. A communication device, comprising: means for recognizing an address and a destination number; and means for performing a transmission process to a destination number previously recognized when assembly of data to be transmitted to a public communication line is completed. 5. The communication device according to claim 4, further comprising: means for transmitting recognized electronic mail address information before transmitting the voice file. 6. The communication according to claim 1, wherein said serial / parallel conversion means converts ADPCM encoded data received from the digital wireless telephone into 8-bit or 16-bit parallel data and stores the data in a memory. apparatus. 7. A means for connecting to a public communication line, means for connecting to a digital wireless telephone via a digital wireless line, means for storing data received from the public communication line in a memory, and data stored in the memory A communication apparatus comprising: means for converting data obtained by digitally encoding voice into parallel / serial data; and means for transmitting the data obtained by performing parallel / serial conversion to a digital wireless telephone at a predetermined timing. 8. The communication device according to claim 7, wherein when a predetermined command is received from the digital wireless telephone,
Among the data stored in the memory, there is provided a means for performing parallel / serial conversion of data obtained by digitally encoding voice, and a means for transmitting the data obtained by performing parallel / serial conversion to a digital wireless telephone at a predetermined timing. Communication device. 9. The method according to claim 1, wherein the voice transmitted from the digital radio telephone is transmitted to a public communication line in real time or stored in a memory in the communication device according to a command type transmitted from the digital radio telephone. Means for selecting whether to store and then transmit to the public communication line, and when transmitting voice transmitted from the digital wireless telephone to the public communication line in real time, the digitally encoded data received from the digital wireless telephone differs. Means for converting to encoded data corresponding to the transmission speed; and storing the voice transmitted from the digital wireless telephone in a memory in the communication device and then transmitting the voice to the public communication line. A communication device comprising means for performing serial / parallel conversion of encoded data.