JPH0851378A - Portable terminal equipment - Google Patents

Abstract

PURPOSE:To receive horse race information by FM multiplex broadcasting, and to transmit the ballot of a pari-mutuel ticket by telephone by connecting a device to a telephone line. CONSTITUTION:FM radio broadcasting is received by an FM radio tuner part 1, and it is separated into a voice signal and a multiple signal by a filter 2, and a character signal is demodulated from the multiple signal by a character signal demodulating part 5, and is corrected in it s error by a decoder 6, and is recorded in a memory part 7, and is read out through a control part 14, and is converted into a signal for display by a character font converting part 8, and is displayed or a display part 9. The ballot of the pari-mutuel ticket, etc., is inputted from an input part 10 by referring to displayed character information. The signal from the input part is processed into the signal for telephone transmission by a MODEM.NCU 11, and it is transmitted to a required transmitting destination by the telephone line connected to an MJ 12. An AM radio tuner part 21 is provided also, and on-the-spot broadcasting, etc., is heard by AM radio by switching a switching part 22 to an AM radio side, and the character information may be received simultaneously by the FM multiplex broadcasting as well.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a portable terminal device,
The present invention relates to a device that receives winning horse information and the like in FM multiplex broadcasting and transmits voting data and the like through a telephone line.

[0002]

2. Description of the Related Art There is a system in which horse race information can be received by teletext of a television and a winning vote can be voted through a telephone line. However, a device is miniaturized so that it can be carried outdoors so that the teletext can be received. However, a good reception condition cannot be obtained because a rod antenna or the like must be used as a reception antenna. Fading or multipath (reception of many reflected waves from a building etc.) when receiving while moving ), Etc. easily cause fluctuations in the level of radio waves,
Not suitable for receiving teletext. By the way, the technical condition of the text broadcast multiplexed with the FM radio broadcast is set on the premise that it is received while moving like a car radio or a portable radio. However, good teletext reception is possible.

As shown in FIG. 3, the FM multiplex signal is a L-MSK (level controlled minimum sift) which is a 76 KHz subcarrier set on a stereo audio signal (0 to 53 KHz).
keying) is transmitted after being modulated. In order to minimize interference with the stereo audio signal, the multiplexing level of the character signal is varied according to the size of the stereo audio signal and multiplexed. To reduce the bit error rate to 1% or less, which is the limit of fading or multipath,
The bit rate is set to 16 kbps (5727 kbps for the character multiplex signal of television broadcasting, 48 kbps for the method set for fixed reception of FM radio broadcasting), and reception while moving or using a simple antenna However, the character information can be obtained in good condition.

[0004]

SUMMARY OF THE INVENTION In view of the above, the present invention provides an FM radio receiver with an FM multiplex broadcast reception function, and has a horse race voting data input function and a telephone line transmission function. The purpose is to allow the destination to receive the horse race information by teletext and connect to an appropriate telephone line to transmit voting data.

[0005]

In order to solve the above problems, the present invention receives an FM radio broadcast, demodulates a multiplexed character signal to perform error correction, etc., and converts it into a character font for display. FM multiplex broadcast receiving unit displayed on the unit, an input unit for inputting horse race voting data, and a modem / line control unit for processing a signal from the input unit into a required signal and transmitting it to a required communication destination through a telephone line. Is provided to refer to the character information received by FM multiplex broadcasting, and the voting data is transmitted through the telephone line. Alternatively, an AM radio receiving section is also provided so that the AM radio can be transmitted in parallel with the reception of the character information and the transmission of the voting data. It is intended to provide a portable terminal device capable of receiving a live broadcast of a horse race by broadcasting.

[0006]

With the above construction, in the portable terminal device according to the present invention, the modem / line control unit is connected to the telephone line through the modular jack, and the FM multiplex broadcast receiving unit broadcasts the text of the FM multiplex broadcast. Received horse racing information by
With reference to the received information, the player can enter a winning horse vote or the like by performing a required key operation. The entered data will be sent to the required voting center etc. through the telephone line and you can purchase betting tickets. Alternatively, in parallel with the reception of the character information and the transmission of the winning horse vote and the like, a live broadcast of a horse race can be received by the adjacent AM radio receiving section.

[0007]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENT An embodiment of a portable terminal device will be described in detail below with reference to the drawings. 1 is a block diagram of essential parts of an embodiment of a portable terminal device according to the present invention, and FIG. 2 is a block diagram of essential parts of another embodiment.

In FIG. 1, an FM radio tuner unit 1 receives and detects FM radio broadcasts. A filter 2 separates the signal received and detected by the FM radio tuner unit 1 into a voice signal and a multiplexed signal such as characters. Reference numeral 3 is a voice processing unit, and 4 is a sound output unit. The voice signal separated by the filter 2 is converted into stereo voice by the voice processing unit 3, amplified appropriately, and output from the sound output unit 4. 5 is a character signal demodulation unit,
The multiplexed signal separated by the filter 2 is L-MSK demodulated and a character signal of bit string data is output. 6 is a decoder,
Reference numeral 7 denotes a memory unit, and the character signal from the character signal demodulation unit 5 is error-corrected by the decoder 6 and recorded in the memory unit 7.
Reference numeral 8 is a character font conversion unit, and 9 is a display unit. The character signal read from the memory unit 7 is converted into a signal for display by the character font conversion unit 8 and is input to the display unit 9 for LCD (liquid crystal display board). Etc. are displayed on the screen. Reference numeral 10 is an input unit for inputting winning horse votes and the like. 11 is a modem / NCU (line control unit), 12 is an M
J (modular jack) processes the signal from the input section 10 with the modem / NCU 11 and sends it to the required voting center through the telephone line connected to the MJ 12. A storage unit 13 stores a control program and the like. A control unit 14 controls each unit.

In FIG. 2, reference numeral 21 is an AM radio tuner section, and 22 is a switching section. The AM radio tuner section 21 receives and detects AM medium-wave broadcasting or short-wave broadcasting, and the switching section 22 performs audio processing section 3 The sound output unit 4 outputs the sound by voice. 23 is an identification signal detector, which is a decoder 6
Is used to detect the identification signal indicating the start / end of the horse racing, the switching unit 22 is switched to the AM radio side by the signal of the horse racing start, and the switching unit 22 is switched to the FM radio by the signal of the horse racing end. Switch to the side. The other reference numerals are the same as those in FIG.

Next, the operation of the portable terminal device according to the present invention will be described with reference to FIG. An FM radio broadcast in which horse racing information is multiplexed by a character signal is received and detected by the FM radio tuner unit 1 and separated by a filter 2 into an FM voice and a multiplexed signal. As shown in FIG. 3, the filter 2 separates the stereo audio signal (0 to 53 KHz) and the signal obtained by L-MSK modulating the 76 KHz subcarrier, and the stereo audio signal is input to the audio processing unit 3 and input to the stereo audio signal. (L signal and R signal)
Alternatively, it is processed into a monaural audio signal and output from the sound output unit 4.

The multiplexed signal separated by the filter 2 is input to the character signal demodulation section 5 and the required bit string data (information bit 190, error correction code bit 8) is obtained by L-MSK demodulation.
Demodulate to a character signal composed of 2). Then, the decoder 6 performs error correction, records in the memory unit 7, and the storage unit 13
The program is read through the control unit 14 according to the program, converted into a character display signal by the character font conversion unit 8, and displayed on the screen of the LCD or the like of the display unit 9. The input unit 10 is provided with input keys for, for example, a place name, race name, type, frame number, horse number, amount of money, etc., and refer to odds information by teletext displayed on the display unit 9 to vote for a betting ticket. Etc. are input, the display of the display unit 9 is confirmed, and transmission is designated. The signal from the input unit 10 is input to the modem / NCU 11 via the control unit 14, the required processing is performed by the modem, and the NCU sends it to the required destination via the telephone line via the MJ 12.

FIG. 2 shows an example in which an AM radio receiving function is provided side by side. FM radio broadcasting is performed by the FM radio tuner 1 and A
M radio broadcasting is received by AM radio tuner 21 respectively.
After detection, switching is performed by the switching unit 22 by the required operation, and F
The sound output unit 4 outputs M or AM radio sound. Then, an identification signal for informing the start / end of the horse racing is added to the character signals of the FM multiplex broadcasting so as to be broadcast, and the character signal from the decoder 6 is input to the identification signal detecting section 23 to detect these identification signals. On the basis of this signal, the switching section 22 is switched to the AM radio tuner section 21 at the start of the race.
Switch to the side, listen to live coverage of AM radio broadcast horse racing,
It may be returned to the FM radio tuner unit 1 side at the end of the race.

In this case, the FM radio tuner unit 1 and the AM
FM tuner 21 can be operated at the same time, FM
It is also possible to always display the latest character information in the multiplex broadcast on the display unit 9 while allowing the live broadcast to be heard in the AM radio broadcast. This is because most live broadcasts of horse racing are currently broadcast by AM radio broadcasts, and the simultaneous reception is not necessary when live broadcasts are conducted by FM radio broadcasts.

[0014]

As described above, according to the portable terminal device of the present invention, the device is connected to the telephone line, and the FM
It is possible to receive horse racing information in characters transmitted by multiplex broadcasting and refer to the information to vote for betting tickets through a telephone line. Since the character information by FM multiplex broadcasting can be received well even when moving by an in-vehicle radio or a portable radio, it is not necessary to receive the character broadcasting of the television by a fixed character broadcasting receiver as in the conventional art. This is a convenient way to vote for horses from any place where you can use the telephone line.

[Brief description of drawings]

FIG. 1 is a block diagram of essential parts of an embodiment of a portable terminal device according to the present invention.

FIG. 2 is a block diagram of a main part of another embodiment of the portable terminal device according to the present invention.

FIG. 3 is a diagram showing a configuration of an FM multiplex signal.

[Explanation of symbols]

 1 FM radio tuner section 2 filter 5 character signal demodulation section 6 decoder 7 memory section 8 character font conversion section 9 display section 10 input section 11 modem / NCU 12 modular jack 13 storage section 21 AM radio tuner section 22 switching section 23 identification signal detection Department

Claims (4)

[Claims] 1. An FM multiplex broadcast receiving unit for receiving an FM radio broadcast, demodulating a multiplexed character signal to perform error correction, converting it to a character font and displaying the same on a display unit, and horse race voting data. And the like, and a modem / line control unit that processes a signal from the input unit into a required signal and sends it to a required communication destination through a telephone line, and refers to character information received by FM multiplex broadcasting. A portable terminal device that sends voting data over a telephone line. 2. The portable terminal device according to claim 1, wherein the display is displayed on the display unit based on a signal from an input unit. 3. An AM receiving section for receiving an AM radio broadcast is provided side by side so that the AM radio broadcast can be received in parallel with the reception of character information by the FM multiplex broadcast receiving section or the transmission of voting data by a telephone line. The portable terminal device according to claim 1. 4. A switch for transmitting a signal such as a start of a horse racing race based on character information of FM multiplex broadcasting and switching to audio output of FM radio or AM radio, and a signal from the FM multiplex reception section. 4. The portable terminal device according to claim 3, further comprising: a detection unit that detects a signal for starting a horse racing race, and the audio output is switched to the sound of the AM radio based on the signal from the detection unit.