JP3377425B2 - Wireless telephone - Google Patents

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a wireless telephone capable of transmitting and receiving voice information and character information to each other,
The present invention relates to a wireless telephone that can transmit and receive voice information in addition to text information or a wireless telephone that can transmit and receive only voice information.

[0002]

2. Description of the Related Art Recently, it has become possible to send and receive character information using a wireless telephone. FIG. 8 shows the configuration of a wireless telephone capable of transmitting and receiving character information. In the figure, 1 is a CPU for controlling the whole, 4 is a display for displaying character information and the state of the wireless telephone, 5 is a keyboard for inputting character information and making and receiving calls of the wireless telephone, 2 is for controlling the whole The ROM 3 storing a program for storing RA stores the input character information, the character information received from the other party, the unique information of the wireless telephone and the other party's telephone number, etc.
M, 7 and 8 are microphones and receivers of wireless telephones, 13 is a speaker that generates a ringing tone when receiving a call from the other party,
Reference numeral 6 is a voice compression / decompression unit that controls voice compression and decompression. 10 is a baseband processing unit that encodes voice and character information.
1 is a modulation / demodulation unit including a modulation unit that modulates a coded baseband signal and a demodulation unit that detects a received signal,
Reference numeral 12 denotes an RF unit including a transmitter that amplifies the modulated signal and a receiver that frequency-converts the received signal.

Next, the operation will be described with reference to FIG.
When sending the character information to the other party, (1) the character information to be transmitted by inputting the character from the keyboard 5 is created in advance. The entered characters are recorded in the memory 3. To send the recorded character information, (2) press the send button on the keyboard 5 to send a call command to the network. (3) Next, a wireless link is established between the calling side and the network. (4) Further, a wireless link is established between the network and the destination side. (5) Send a call-in command from the network to the called party and notify the called party that there is character information. (6) A response command is sent from the called side to the calling side. (7) When the called side responds, the calling side encodes the character information in the RAM 3 by the baseband processing unit 10. afterwards,
The modulation / demodulation unit 11 modulates it, the RF unit 12 amplifies it, outputs it from an antenna, and transmits character information to the called side. On the called side, the character information transmitted from the calling side is input from the antenna. After that, the frequency is converted by the RF unit 12,
The signal is detected by the modulation / demodulation unit 11. The detected signal is decoded by the baseband processing unit 10 and recorded in the RAM 3. (8) When the transmission of the character information is completed, a disconnection command is transmitted from the called side to the calling side. (9) The receiving side displays the received character information. Although the case of transmitting / receiving the character information through the public network has been described, it may be directly connected to the partner wireless telephone.

As described above, the wireless telephone can transmit the inputted character information to the partner wireless telephone and receive the character information transmitted from the partner wireless telephone.

[0005]

However, when transmitting character information to the other party, there is a problem that it is difficult to sufficiently convey the emotions of the transmitting side as compared with voice communication. It was

The present invention has been made to solve the above problems, and an object thereof is to be able to transmit voice information in addition to character information by using a voice compression / decompression function and a voice memory. And Then, the fact that voice is added to the character information to be transmitted is described in the destination sub-address, the character information to be transmitted is described in the destination sub-address, and the fact that voice information is added to the character information is described in the destination sub-address. That the destination sub-address has voice information and only the voice information is transmitted, the memory for recording the voice information is a flash memory,
Using the means already equipped with voice compression / decompression means, the received voice information can be recorded once in the voice memory and then reproduced, and the date and time can be set based on the received character information and voice information. It is also intended that it can be displayed and reproduced at a set date and time, and that the received character information and voice information can be temporarily stored in a memory and can be transferred to the set partner by setting another partner.

[0007]

In the wireless telephone of the first invention, means for inputting and outputting character information and voice information, means for compressing and expanding voice information, compressed and expanded voice information, and In a wireless telephone equipped with means for modulating and demodulating character information and means for frequency-modulating the modulated and demodulated voice information and character information, the compressed voice information can be recorded in a wireless telephone that can exchange voice call and character information with each other. , By providing a memory unit that expands and reproduces the recorded voice information, the voice information is temporarily recorded in the memory unit, and when the character information is transmitted to the partner wireless telephone, it is recorded in the memory unit. By adding voice information that is present, a function that can transmit voice information in addition to character information is realized.

In the wireless telephone according to the second aspect of the present invention, the fact that voice is added to the character information to be transmitted is described in the destination sub-address, and the function of notifying the receiving side is realized.

In the wireless telephone of the third aspect of the invention, the character information to be transmitted is described in the destination sub-address, and the fact that voice information is added to the character information is described in the destination sub-address, and the character information is sent at the destination sub-address. In addition, a function that can notify the called party of the presence of voice information is realized.

In the wireless telephone of the fourth invention, means for inputting / outputting voice information, means for compressing / decompressing voice information, means for modulating / demodulating the compressed / decompressed voice information, and modulation / demodulation In a wireless telephone equipped with a means for frequency-converting the recorded voice information, the compressed voice information is recorded, and by providing a memory section for expanding and reproducing the recorded voice information, the voice information is temporarily stored. When it is recorded in the memory and sent to the other party's wireless telephone, the voice information recorded in the memory section can be transmitted by notifying the called party's wireless telephone that there is voice information in the destination subaddress. It was done.

In the wireless telephone of the fifth invention, the memory for recording the voice information is a flash memory.

In the wireless telephone according to the sixth aspect of the invention, the means for compressing and expanding the voice when recording and reproducing the voice data in the memory is shared with the compression and decompressing means used as the communication function. .

In the wireless telephone according to the seventh aspect of the present invention, a memory section for recording voice information is provided, the voice information added to the character information is received, the received character information is output, and the voice information is temporarily recorded in the memory section. After that, it realizes the function that can be played back.

In the wireless telephone of the eighth aspect of the invention, the function of setting the date and time based on the received character information and voice information and displaying the received character information and reproducing the voice information at the later set date and time is realized. It was made possible.

In the radio telephone according to the ninth aspect of the invention, the function of transferring the character information and the voice information received to the set destination by recording the received character information and voice information in the memory once and setting the other destination is realized. It is a thing.

[0016]

BEST MODE FOR CARRYING OUT THE INVENTION Embodiment 1. Embodiment 1 of the present invention will be described below with reference to the drawings. FIG. 1 shows a block diagram of a wireless telephone according to the present invention. In the figure, 1 is a CPU for controlling the whole, 4 is a display for displaying character information and the state of the wireless telephone, 5 is a keyboard for inputting character information and making / receiving a call of the wireless telephone, 2 is a whole controlling A ROM storing a program for executing the program, a RAM for recording character information input, character information received from the other party, unique information of the wireless telephone and the telephone number of the other party, 7,
Reference numeral 8 is a microphone and receiver of the wireless telephone, 13 is a speaker that generates a ringing sound when a call is received from the other party, 6 is a voice compression / expansion unit that controls compression and expansion of voice, 9 is a voice memory according to the present invention, and 10 is A baseband processing unit that encodes voice and character information, 11 a modulation unit that modulates a coded baseband signal, a modulation / demodulation unit that includes a demodulation unit that detects a received signal, and 12 a transmission that amplifies the modulated signal. Section, a receiving section for frequency-converting the received signal R
The F part is shown.

Next, the operation will be described. In FIG. 2, when sending character information to the other party, (1) keyboard 5
Create character information to input and send more characters in advance, and
Record in M3. (2) Voice information to be added to characters and transmitted is input from the microphone 7 and recorded in the voice memory 9. Recorded text information,
To send voice information, (3) press the send button on the keyboard 5 to send a call command to the network. (4) Next, a wireless link is established between the calling side and the network. (5) Further, a wireless link is established between the network and the destination side. (6) Send a call-in command from the network to the callee, describe that the callee subaddress of the call-in command has voice information added to the character information, and notify the callee. (7) The receiving side sends a response command to the calling side. (8) When the called side responds, the calling side encodes the character information in the RAM 3 by the baseband processing unit 10. afterwards,
The modulation / demodulation unit 11 modulates it, the RF unit 12 amplifies it, outputs it from an antenna, and transmits character information to the called side. On the called side, the character information transmitted from the calling side is input from the antenna. After that, the frequency is converted by the RF unit 12,
The signal is detected by the modulation / demodulation unit 11. The detected signal is decoded by the baseband processing unit 10 and recorded in the RAM 3. (9) Next, the baseband processing unit 10 encodes the audio information in the audio memory 9. After that, the modulation / demodulation unit 11 modulates it, the RF unit 12 amplifies it, outputs it from the antenna, and transmits voice information to the called side. At the called side, the voice information transmitted from the calling side is input from the antenna. Then R
The frequency is converted by the F unit 12 and detected by the modulation / demodulation unit 11. The detected signal is decoded by the baseband processing unit 10 and recorded in the audio memory 9. (10) When the transmission of the character information and voice information is completed, a disconnection command is transmitted from the called side to the calling side. (11) The receiving side displays the received character information. (12) The receiving side outputs the received voice information from the receiver 8. Although the case of transmitting and receiving the character information and the voice information through the public network has been described, the character information and the voice information may be directly connected to the partner wireless telephone. In this way, the voice information can be transmitted in addition to the character information created by the calling side.

Embodiment 2. FIG. 3 describes that there is voice information added to character information in the called subaddress attached to the call command issued from the calling side to the network. By using this called sub-address, the called side can be called from the network, and at the same time, the called side can notify the called side that there is voice information added to the character information.

Embodiment 3. In FIG. 4, character information is described in the destination sub-address attached to the call command, and further, it is described that there is voice information added to the character information.

FIG. 5 describes the procedure for sending character information and voice information from the calling side to the called side using this. The procedure up to (5) is the same as in FIG. 2, but character information is described in the called subaddress attached to the command for calling the called side from the network side in (6), and there is voice information to be added. Is described, so after the response,
As described above, there is no need to send character information from the calling side, and there is an advantage that the processing time can be shortened overall.

Fourth Embodiment FIG. 6 describes that there is voice information in the called subaddress attached to the call command.

FIG. 7 describes a procedure for transmitting voice information from the calling side to the called side using this. (5)
2 is the same as that of FIG. 2, but it is described that there is voice information in the called subaddress attached to the command for calling the called side from the network side in (6). At the same time, it can recognize that there is voice information and can automatically receive voice information after a response. In this way, the voice information created by the calling side can be automatically transmitted to the called side.

Embodiment 5. Next, by adopting a flash memory as the memory 9 for recording voice information in the above-described embodiment, a backup battery is not required and the entire system can be made smaller than in the case of using an S-RAM or the like as the memory. There is a merit that you can do it.

Sixth Embodiment Next, the compression / decompression means for performing the compression / decompression function of the voice information and the voice memory in the above-described embodiment are shared with the already-provided means such as the compression / decompression unit 6 and the memory used for the call function. By doing so, there is an advantage that the entire system can be downsized and the cost can be further reduced.

Embodiment 7. Next, in the above-described embodiment, the memory unit for recording the voice information is provided, so that the voice information added to the character information is temporarily recorded, so that a function that can be reproduced many times later is realized.

Embodiment 8. Next, in the above-described embodiment, the date and time are set in the received character information and voice information and are recorded in the RAM 4 and the voice memory 9, respectively. Realize that the received information can be effectively used by displaying and reproducing.

Ninth Embodiment Next, in the above-described embodiment, the received character information and voice information can be temporarily recorded in the RAM 3 and the voice memory 9, respectively, and the destination can be set and transferred to the set destination by the procedure of FIG. 2 or 5. To realize various functions.

[0028]

According to the first aspect of the present invention, the function of transmitting voice information in addition to the character information can be realized by using the voice compression and expansion functions and the voice memory.

According to the second invention, it is described in the destination sub-address that the voice is added to the character information to be transmitted,
A function that can notify the called party can be realized.

According to the third aspect of the present invention, it is possible to implement a function of describing the character information in the called subaddress, describing that there is additional voice information, and notifying the called side.

According to the fourth aspect of the present invention, it is possible to implement the function of describing that the receiving sub-address has voice information and transmitting only voice information.

According to the fifth invention, the memory for recording the voice information is a flash memory, and the system can be miniaturized.

According to the sixth aspect of the invention, the means already provided with the means for compressing and expanding the voice can be used, and the system can be made compact and inexpensive.

According to the seventh aspect of the invention, it is possible to realize a function of recording the received voice information in the voice memory and then reproducing it.

According to the eighth invention, the received character information,
It is possible to set a date and time for voice information, and display and play back the set date and time later.

According to the ninth invention, it is possible to realize a function capable of transferring the character information and the voice information once received to the other party.

[Brief description of drawings]

FIG. 1 is an overall block diagram according to the present invention.

FIG. 2 is a diagram showing a procedure for transmitting character information and voice information according to the present invention.

FIG. 3 is a callee sub-address diagram accompanying a call command according to the present invention.

FIG. 4 is a callee sub-address diagram accompanying a call command according to the present invention.

FIG. 5 is a diagram showing a procedure for transmitting character information and voice information according to the present invention.

FIG. 6 is a callee subaddress diagram accompanying a call command according to the present invention.

FIG. 7 is a diagram showing a procedure for transmitting voice information according to the present invention.

FIG. 8 is an overall block diagram according to a conventional example.

FIG. 9 is a diagram showing a procedure for transmitting character information according to a conventional example.

[Explanation of symbols]

1 CPU, ROM storing a program for controlling the whole, 3 RAM, 4 display, 5 keyboard, 6 voice compression / expansion unit, 7 and 8 are microphones and receivers of wireless telephones, 9 voice memory, 10 baseband Processing unit, 11 modem unit, 12 RF unit, 13 speaker.

Claims (9)

(57) [Claims] 1. A means for inputting and outputting character information and voice information, a means for compressing and expanding voice information, and a means for modulating and demodulating the compressed and expanded voice information and character information.
In a wireless telephone equipped with a means for frequency-modulating modulated and demodulated voice information and character information, capable of exchanging voice call and character information with each other, the compressed voice information is recorded and the recorded voice information is expanded. By providing a memory unit for playback, the voice information is temporarily recorded in the memory unit, and when the character information is transmitted to the other party's wireless telephone, by adding the voice information recorded in the memory unit, A wireless telephone characterized in that voice information can be transmitted in addition to information. 2. The wireless telephone according to claim 1, wherein the addition of voice to the character information to be transmitted is described in a destination subaddress attached to the call command. 3. The radio according to claim 1, wherein the character information to be transmitted is described in a destination sub-address attached to the call command, and further, voice information is added to the character information. Telephone. 4. A means for inputting / outputting voice information, a means for compressing / decompressing voice information, a means for modulating / demodulating the compressed / decompressed voice information, and a frequency conversion of the modulated / demodulated voice information. In the wireless telephone provided with the means, a compressed voice information is recorded, and by providing a memory unit for expanding and reproducing the recorded voice information, the voice information is once recorded in the memory unit, When transmitting to a wireless telephone, the wireless telephone is characterized in that voice information recorded in the memory section can be transmitted by notifying the partner wireless telephone that voice information is included in the destination subaddress. 5. The memory according to claim 1, wherein the memory for recording the audio information is a flash memory.
The wireless telephone set forth in. 6. The method according to claim 1, wherein the voice compression / decompression means for recording / reproducing the voice data in / from the memory unit is also used as the compression / decompression means used as a communication function. Wireless phone. 7. A memory unit for recording voice information, wherein the voice information added to the character information is received, the received character information is output, and the voice information is once recorded in the memory unit and can be reproduced. The wireless telephone according to claim 1 or 4. 8. The date and time is set based on the received character information and voice information, and the received character information can be displayed and the voice information can be reproduced at the later set date and time. Alternatively, the wireless telephone according to claim 4. 9. The received character information and voice information are once recorded in a memory so that other destinations can be set and transferred to the set destinations. The wireless telephone according to claim 4.