CN2612028Y - In-situ speech device - Google Patents
In-situ speech device Download PDFInfo
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- CN2612028Y CN2612028Y CNU022094431U CN02209443U CN2612028Y CN 2612028 Y CN2612028 Y CN 2612028Y CN U022094431 U CNU022094431 U CN U022094431U CN 02209443 U CN02209443 U CN 02209443U CN 2612028 Y CN2612028 Y CN 2612028Y
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- 238000011065 in-situ storage Methods 0.000 title claims 2
- 238000003860 storage Methods 0.000 claims abstract description 18
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- 238000007726 management method Methods 0.000 description 3
- 238000013500 data storage Methods 0.000 description 2
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Abstract
The utility model relates to an approach sound device, comprising a signal receiving unit, a CODEC unit, a data processing unit, a control input unit, a storage unit, and a power device or the like. The utility model can execute sound direction search, to judge the signal direction and synthesize the signal at the direction, to approached pickup the sound information facing the speaker and compress and store the sound information in the device. The utility model avoids connecting circuit between a loudspeaker and a recorder, to avoid coiled wire, feedback and indoor echo.
Description
Technical Field
The utility model relates to an on-site voice device, which aims at processing by indicating an executable voice, judges the direction of a signal, synthesizes the signal of the direction, captures the voice information of a person speaking positively on site, and systematically compresses and stores the on-site voice device in the device.
Background
The traditional on-site voice device is formed by erecting a plurality of microphones and is connected with a recording device; a connecting circuit is required to be arranged between the microphone and the recording device, so that the defects of difficult erection and winding of the circuit are overcome; moreover, the distance between the microphone and the loudspeaker cannot be too close, otherwise, a feedback phenomenon occurs, and in addition, indoor echo also influences the quality of recording; therefore, it is still not ideal.
Therefore, the present invention provides a voice device without connection circuit and feedback phenomenon based on the above common defects, which can eliminate the effect of indoor echo and greatly improve the effect.
Disclosure of Invention
A primary object of the present invention is to provide a method for processing a voice signal, which can avoid feedback and eliminate echo in a room, and to provide a directional signal for the voice signal, and to collect the voice information of the person speaking in the forward direction on the spot, and to compress the voice device stored in the device on the spot systematically, without laying connecting lines between the microphone and the recording device, and without the drawback of winding the voice path.
The present invention provides a system for recording the voice of the present application into digital data, which is stored in the device in a compressed manner, and which has the basic requirements of positioning, recording, quick-broadcasting, and inquiry, so as to facilitate future inquiry.
Another objective of the present invention is to provide a voice device capable of connecting and supporting a telecommunication office (CO) or a telephone exchange (PBX) to achieve a two-party or multi-party call, and eliminate the echo of space and telephone to support a two-party call between the two-party or multi-party call and the telephone exchange (PBX) and record the two-party or multi-party call simultaneously.
A further object of the present invention is to provide an on-site speech device; wherein, the device can be further provided with a display unit to display the operation condition, or the time, or any information to be displayed at any time; the device can also be further provided with a wireless control input unit, so that a user can input a control command in a wireless mode to achieve the purpose of wireless control.
In order to achieve the above object, the utility model adopts the following technical scheme:
a speech device on the spot, including a signal receiving unit, a CODEC unit, a data processing unit, a control input unit, a memory cell, and a power mechanism that can provide the appropriate power supply, etc.;
the signal receiving unit is erected by three capacitive or inductive microphones and is provided with a signal amplifier;
the CODEC unit is composed of an analog (analog) input digital quantizer for converting the analog signal received by the microphone into digital data;
the data processing unit consists of a logic common management device which can integrate the digital signals of each peripheral device and control and manage the peripheral devices in a unified way and a central processing mechanism which can execute the output and input operation processing of data;
the control input unit can be a keyboard type control input device which can be used for a user to input control signals to the central processing mechanism to execute control actions such as positioning, recording, quick broadcasting, inquiring and the like;
the storage unit is a data storage device with a non-volatile storage mode, is controlled by the central processing mechanism to output and input data, and can be a non-volatile memory or any storage medium capable of outputting and inputting data.
Use the utility model has the advantages that: the voice direction finding processing can be executed to judge the signal direction and synthesize the signal of the direction, so as to capture the voice information of the forward speaker on site, and compress and store the voice information in the device systematically, and have the basic requirements of positioning, recording, quick broadcasting, inquiring and the like, so as to be beneficial to recording and inquiring.
The invention is explained in detail below with reference to the following description of embodiments and with the aid of the drawings:
drawings
FIG. 1 is a block diagram of a preferred embodiment of the present invention;
FIG. 2 is a block diagram of a second embodiment of the present invention;
FIG. 3 is a block diagram of a third embodiment of the present invention;
FIG. 4 is a block diagram of a fourth embodiment of the present invention;
fig. 5 is a schematic diagram of a hardware block according to a fifth embodiment of the present invention;
fig. 6 is a schematic diagram of a hardware block according to a sixth embodiment of the present invention;
fig. 7 is a schematic diagram of a hardware block according to a seventh embodiment of the present invention;
fig. 8 to 14 are schematic circuit diagrams of the present invention.
Detailed Description
As shown in fig. 1, in the preferred embodiment, the present invention includes a signal receiving unit 10, a CODEC unit 20, a data processing unit 30, a control input unit 40, a storage unit 50, and a power supply mechanism (not shown); wherein:
the signal receiving unit 10 is formed by three capacitive or inductive microphones 11, and has a signal amplifier 12;
the CODEC unit 20 is composed of an analog input digital quantizer 21, which can convert the analog signal received by the microphone 11 into digital data;
the data processing unit 30 is composed of a logic common control device 31 and a central processing mechanism 32, the logic common control device 31 can integrate the digital signals of each peripheral device and control them uniformly, and the central processing mechanism 32 executes the operation processing of the output and input of data;
the control input unit 40 can be a keyboard-type control input device for the user to input control signals to the central processing unit 32 for performing control actions such as positioning, recording, quick broadcasting, query, etc.;
the storage unit 50 is a data storage device with a non-volatile storage mode, and is controlled by the central processing unit 32 to output and input data, and may be a non-volatile memory (nonvolatile memory) or any storage medium capable of outputting and inputting data;
the power supply mechanism can provide proper power supply;
thus, when the control signal of the control input unit 40 is recorded, the data processing unit 30 enables the signal receiving unit 10 and the CODEC unit 20 to perform the voice direction finding process to determine the direction of the signal receiving unit 10, synthesize the signal of the direction, and capture the voice information of the person speaking in the forward direction in the field, and compress and store the voice information in the storage unit 50 systematically.
Emphasis is placed here on the description: the logic common-tube device can be an FPGA common-tube chip or any common-tube chip with the same function;
the central processing mechanism can be various signal processing Chips (DSP Chips), Intel CPUs (80 multiplied by 86, Pentinum series), Micro-controllers (8051, 8096, Micron) and the like, and any operation processing chip capable of executing the output and input of data;
the storage unit can be a non-volatile memory, such as: a flip disk, read-only memory (ROM), CD-RW, DVD-RAM, EEPROM, Flash ROM, Compactflash, SmartMedia, MMC (MultiMedia Card), SD (secure digital), memory stick, or MD (memory disk), etc., and any storage medium that can output and input data;
the voice compression format may be: MP3, GSM6.10, CELP3.2a, MELP, ACELP, TRUE SPECH, LPC10e, ADPCM, ALAW, and ULAW, etc., and any applicable compression format;
the file system may be: FAT12, FAT16, VFAT (virtual FAT), FAT32, NTFS (NTFile System), Ext2(Linux), etc., and any applicable file system.
As shown in fig. 2, in the second embodiment, the present invention further includes an extended signal receiving unit 13, and the extended signal receiving unit 13 is configured by one or more than one microphone 11 ', and also has a signal amplifier 12' for amplifying the audio signal received by the microphone 11 ', and the setting positions and the voice capturing directions of the microphone 11' and the microphone 11 are not coplanar to extend the signal receiving range.
As shown in fig. 3, in the third embodiment, the present invention further comprises a speaker output unit 60, an analog output digital quantizer 22, and a timer 33; wherein:
the speaker output unit 60 is composed of a speaker 61 and a power amplifier 62, and can make the signal output by the central processing unit 32 increase the power through the amplifier 62 and output by the speaker 61;
the analog output digital quantizer 22, which is composed of an output quantization chip for converting digital data into analog signal;
the timer 33 can provide time information and execute file name processing by the default naming rule set by the processing unit 30 and the real-time of the timer 33, so as to facilitate the management of the file system;
the signal data amplified by the voice direction-finding processing executed by the data processing unit 30, the signal receiving unit 10, and the CODEC unit 20 can be outputted through the speaker output unit 60 and the analog (analog) output digital quantizer 22 to provide the user with listening to the voice information; the data processing unit 30 and the timer 33 can compress and store the forward voice information captured in the presence of the voice in the storage unit 50.
As shown in fig. 4, in the fourth embodiment, the present invention further comprises a phone call unit 70 and an analog input/output digital quantizer 23; wherein:
the telephone communication unit 70 is composed of a telephone Interface (Interface) circuit 71, which can be connected to a telecommunication office (CO) 72;
the analog I/O digital quantizer 23 is composed of an I/O quantization chip, which can convert the analog (analog) signal of the Central Office (CO)72 into digital data, and convert the digital data transmitted to the Central Office (CO)72 by the device into analog (analog) signal;
the signals inputted by the signal receiving unit 10 and analog output digital quantizer 22, telephone talking unit 70 and analog input/output digital quantizer 23 can be used for space and telephone echo cancellation, and can support both-side talking between the on-site voice and the telecommunication office (CO)72, and can be recorded at the same time.
As shown in fig. 5, in the fifth embodiment, the Central Office (CO)72 connected to the telephone calling unit 70 can also be a telephone exchange (PBX)73, and the analog/digital quantizer 23 is used to convert the analog/digital signals between the telephone exchange (PBX)73 and the device; the signal receiving unit 10 and analog output digital quantizer 22, the telephone talking unit 70 and analog input/output digital quantizer 23 can further balance the multi-direction talking after the echo between the space and the telephone is eliminated, so as to achieve the goal of multi-direction talking.
As shown in fig. 6, in the sixth embodiment, the present invention further includes a display unit 80; wherein:
the display unit 80, which is composed of a display 81, can be controlled by the common logic controller 31 and receive the control signal from the central processing unit 32 to display the operation status, or the time, or any information to be displayed, such as: CRT monitor, LCD monitor (TSDN, TFT), etc.
As shown in fig. 7, in the seventh embodiment, the present invention can further be provided with a wireless control input unit 90; wherein:
the wireless control input unit 90 is composed of a keyboard 91, a wireless encoder 92, a transmitter 93, a wireless decoder 94 and a receiver 95, a user can input a control instruction by the keyboard 91, the wireless encoder 92 and the transmitter 93 convert the control instruction into a signal and transmit the signal, and after the wireless decoder 94 and the receiver 95 receive the control signal, the control instruction can be handed to the central processing mechanism 32 through the integration of the logic common management device 31;
the user can input the control command in a wireless mode to achieve the purpose of wireless control.
Fig. 8 to 14 are schematic circuit diagrams of the present invention; as shown in the figure:
the circuit E1 is a preferred implementation circuit of the central processing unit;
the component C1 is a central processing mechanism of model TMS320VC 33;
the circuit E2 is a preferred implementation circuit for storing program codes;
the component C2 can be a Linear Flash of model TMS320VC 33;
the component C3, which may be a model 27C 512A EEPROM;
the circuit E3, a preferred implementation circuit of a logic common pipe device;
the component C4 can be an FPGA common-tube chip of type A40MX04-F PL 84;
the circuit E4 is a preferred implementation circuit of infrared wireless circuit;
the component C5, which may be a receiving and decoding chip of type IR 77;
the circuit E5 is a preferred implementation circuit of LCD connect;
the circuit E6 is a preferred implementation circuit of the time generation circuit;
the component C6, which may be a timer component of model DS 1287;
the circuit E7 is a preferred implementation circuit of the telephone interface;
the component C7, which may be a CODEC component of model TCM29C 23;
the circuit E8 is a preferred implementation circuit for recording output;
the circuit E9 is a preferred implementation circuit of the microphone connecting pin seat;
the circuit E10 is a preferred implementation circuit of CF connect;
the component C8, may be CF CARD (IDE);
the circuit E11 is a preferred implementation circuit of analog/digital/analog (analog) conversion circuit;
the component C9, which may be a CODEC component for model PCM3002 (SSOP);
the circuit E12 is a preferred implementation circuit of the speaker circuit;
the component C10 may be a chip component of model TDA 1519;
the circuit E13 is a preferred implementation circuit of the power circuit;
the circuit E14 is a preferred implementation circuit of the microphone input circuit;
the component C11, which may be a CODEC component of model TCM29C 23;
by the above circuit assembly, the present invention can be embodied.
It should be emphasized that the signal receiving unit 10, the CODEC unit 20, the data processing unit 30, the control input unit 40, and the storage unit 50 of the present invention can be simplified and combined into a single chip or be decomposed into chips with different function combinations by using various semiconductor chip technologies.
Claims (10)
1. An in-situ speech device, comprising: a signal receiving unit which is formed by three capacitive or inductive microphones and is provided with a signal amplifier;
a CODEC unit composed of an analog (analog) input digital quantizer for converting analog signals received by the microphone into digital data;
a data processing unit composed of a logic common control device capable of integrating the digital signal of each peripheral device and uniformly controlling and managing the same and a central processing mechanism capable of executing the output and input operation processing of data;
a control input unit which can be a keyboard type and can be used for a user to input control signals to the central processing mechanism to execute control actions such as positioning, recording, quick broadcasting, query and the like; and
a storage unit controlled by the CPU to output and input data, which can be a non-volatile memory, or any storage unit capable of outputting and inputting data;
therefore, when the control signal of the control input unit is the record, the data processing unit enables the signal receiving unit and the CODEC unit to execute the voice direction-finding processing so as to judge the direction of the signal receiving unit, synthesize the signal of the direction, capture the voice information of the person speaking in the forward direction in the field, and systematically compress and store the voice information in the storage unit.
2. The device of claim 1, further comprising an extended signal receiver unit disposed on the non-coplanar signal receiver unit, wherein the extended signal receiver unit is configured with a single or more microphones and a signal amplifier.
3. The device of claim 1, further comprising a speaker output unit and an analog output digital quantizer; wherein,
the loudspeaker output unit is composed of a loudspeaker and a power amplifier, and can increase the power of the signal output by the central processing mechanism through the power amplifier and output the signal by the loudspeaker;
the analog output digital quantizer is composed of an output quantization chip capable of converting digital data into analog signals;
4. the device of claim 1, further comprising a timer for providing time information and performing profile name processing according to a naming convention established by the data processing unit and a real-time of the timer.
5. The apparatus of claim 1, further comprising a phone call unit and an analog input/output digital quantizer;
the telephone communication unit is composed of a telephone interface circuit and can be connected with a telecommunication local side (CO);
the analog I/O digital quantizer is composed of an I/O quantization chip which can convert the analog signal of the Central Office (CO) into digital data and convert the digital data transmitted to the Central Office (CO) into analog signal;
6. the device of claim 5, wherein the local side (CO) to which the phone call unit is connected is further a telephone exchange (PBX) capable of performing multi-directional balance of multi-directional call after echo between the space and the phone is eliminated to support multi-directional call between the local voice and the PBX and simultaneously recording the echo.
7. The device of claim 1, further comprising a display unit; the display unit can be controlled by the logic common management device and receive the control signal of the central processing mechanism, such as: a display such as a CRT monitor or an LCD monitor (TSDN, TFT).
8. The device of claim 1, further comprising a wireless input unit; the wireless control input unit is composed of a keyboard, a wireless encoder, a transmitter, a wireless decoder and a receiver.
9. The telepresence speech device of claim 1, wherein:
the logic common-tube device can be an FPGA common-tube chip or any common-tube chip with the same function;
the central processing mechanism can be various signal processing Chips (DSP Chips), Intel CPUs (80 multiplied by 86, Pentinum series), Micro-controllers (8051, 8096, Micron) and the like, and any operation processing chip capable of executing the output and input of data;
the storage unit can be a non-volatile memory, such as: a flip disk, read-only memory (ROM), CD-RW, DVD-RAM, EEPROM, Flash ROM, Compactflash, SmartMedia, MMC (MultiMediaCard), SD (secure digital), memory stick, or MD (memory disk), etc., and any storage medium that can output and input data;
the voice compression format may be: MP3, GSM6.10, CELP3.2a, MELP, ACELP, TRUE SPECH, LPC10e, ADPCM, ALAW, and ULAW, etc., and any applicable compression format;
the file system may be: FAT12, FAT16, VFAT (virtual FAT), FAT32, NTFS (NT File System), Ext2(Linux), etc., and any applicable file system.
10. The device of claim 1, further comprising a signal receiver, a CODEC, a data processor, a control input, and a memory, which are simplified by various semiconductor chip technologies to be combined into a single chip or be separated into chips with different combinations of functions.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU022094431U CN2612028Y (en) | 2002-04-04 | 2002-04-04 | In-situ speech device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU022094431U CN2612028Y (en) | 2002-04-04 | 2002-04-04 | In-situ speech device |
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| Publication Number | Publication Date |
|---|---|
| CN2612028Y true CN2612028Y (en) | 2004-04-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU022094431U Expired - Fee Related CN2612028Y (en) | 2002-04-04 | 2002-04-04 | In-situ speech device |
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| Country | Link |
|---|---|
| CN (1) | CN2612028Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1980437B (en) * | 2005-12-08 | 2010-05-12 | 三星电子株式会社 | Method and device for making sound effect in the mobile terminal |
-
2002
- 2002-04-04 CN CNU022094431U patent/CN2612028Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1980437B (en) * | 2005-12-08 | 2010-05-12 | 三星电子株式会社 | Method and device for making sound effect in the mobile terminal |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20040414 Termination date: 20100404 |