CN200941624Y - Meeting cell - Google Patents
Meeting cell Download PDFInfo
- Publication number
- CN200941624Y CN200941624Y CN 200620054418 CN200620054418U CN200941624Y CN 200941624 Y CN200941624 Y CN 200941624Y CN 200620054418 CN200620054418 CN 200620054418 CN 200620054418 U CN200620054418 U CN 200620054418U CN 200941624 Y CN200941624 Y CN 200941624Y
- Authority
- CN
- China
- Prior art keywords
- conference device
- external interface
- conference
- control circuit
- ethernet
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Images
Landscapes
- Data Exchanges In Wide-Area Networks (AREA)
Abstract
The utility model relates to and discloses a meeting unit, which comprises a microprocessor (21) and a connected digital audio acquisition input circuit (24), a external interface circuit, and a external interface. The utility model is characterized in that the external interface circuit is Ethernet exchange chip (23); the external interface is over one Ethernet interfaces that provided by the Ethernet exchange chip. The utility model meeting unit uses the Ethernet exchange chip provided over one network interfaces as external interface, in combination with the exchange function of the exchange chip, so the data can be transmitted freely between the equipments in series connection, and is suitable to be used in hand-in-hand all digital meeting system.
Description
Technical field
The utility model relates to and the matching used electronic meeting system in modernized Conference Room, is specifically related to conference device.
Background technology
The digital conference system of handing in hand refers to a kind of electronic meeting system, form by Systematic Main Frame of Meeting and conference device, its conference device is connected on the Systematic Main Frame of Meeting by the mode of hand in hand (" daisy chain "), all transmits with digital form in control signal, the audio signal of conference system equipment room.Handing in hand digital conference system can be with a cable transmission multiple sound and control signal, adopts the conference system of analog form to compare with traditional audio transmission, and better sound signal quality and more function are arranged.At present, have only several companies to have the core technology and the product of the digital conference system of handing in hand in the world.The core technology of digital conference system of handing in hand is the implementation of conference system equipment room control signal, audio signal transmission, is confidential dedicated network communication chip and exclusive data translation-protocol yet these producers all adopt.
The Chinese patent application of " a kind of hand-in-hand digital conference system " that the utility model applicant proposes simultaneously, the overall technology solution that on basis of the present utility model, further provides employing general-purpose chip and the realization of ripe ethernet technology to hand in hand digital conference system.
The utility model content
The utility model technical issues that need to address are, how a kind of conference device terminal equipment is provided, and can be used for making up the Ethernet mode digital conference system of handing in hand.
The above-mentioned technical problem of the utility model solves like this, a kind of conference device is provided, comprise microprocessor and connected digital audio collection input circuit and external interface circuit and external interface, it is characterized in that described external interface circuit is an Ethernet switching chip; Described external interface is an above Ethernet interface that is provided by described Ethernet switching chip.
According to the conference device that the utility model provides, described digital audio is gathered input circuit and is made of microphone driving and audio A/D change-over circuit.
According to the conference device that the utility model provides, described external interface is two Ethernet interfaces that provided by described Ethernet switching chip.Two Ethernet interfaces can realize that the equipment room mode of handing in hand connects, and Ethernet switching chip realizes that data send, receive and transmit.
According to the conference device that the utility model provides, described Ethernet switching chip includes, but are not limited to 10M, 100M or 1000M Ethernet switching chip.
According to the conference device that the utility model provides, described network interface includes, but are not limited to twisted-pair feeder interface, cable interface or optical interface.
According to the conference device that the utility model provides, this conference device also comprises the key control circuit that is connected with described microprocessor.
According to the conference device that the utility model provides, described audio output circuit comprises loud speaker and Drive and Control Circuit and earphone and Drive and Control Circuit.
According to the conference device that the utility model provides, this conference device also comprises the simultaneous interpretation control circuit that is connected with described microprocessor.
According to the conference device that the utility model provides, this conference device also comprises the IC-card control circuit that is connected with described microprocessor.
According to the conference device that the utility model provides, this conference device also comprises the display screen Drive and Control Circuit that is connected with described microprocessor.
The conference device that the utility model provides, provide an above network interface as external interface with Ethernet switching chip, add the function of exchange of exchange chip, data can arbitrarily be transmitted between a plurality of equipment that connect hand in hand, thereby satisfy and be applicable to the digital conference system of handing in hand.
Description of drawings
Further the utility model is elaborated below in conjunction with the drawings and specific embodiments.
Fig. 1 is the matching used Systematic Main Frame of Meeting schematic block circuit diagram of conference device that provides with the utility model.
Fig. 2 is the conference device terminal device circuitry theory diagram that the utility model provides.
Fig. 3 is the digital conference system connection diagram hand in hand that is made of Systematic Main Frame of Meeting shown in Figure 1 and conference device terminal equipment shown in Figure 2.
Embodiment
As Fig. 1, comprise that with electronic meeting system main frame that the utility model provides microprocessor CPU 11, memory 12, power module 15 and Audio Processing DSP and input/output circuitry 13 are with PC central control system interface 17 and be connected conference device interface circuit 16, also be provided with Ethernet switching chip 14 especially, realize being connected between electronic meeting system main frame and the conference device that has Ethernet switching chip.But this Ethernet switching chip 14 is the network interface chip of tape swap function not also, realizes Data Receiving and transmission.
As Fig. 2, the conference device terminal equipment that the utility model provides comprises CPU and memory 21, power circuit 22, microphone driving and audio A/D change-over circuit 24, key control circuit 25, speaker drive control circuit 26, earphone Drive and Control Circuit 27, simultaneous interpretation control circuit 28, IC-card control circuit 29 and Drive and Control Circuit 30, also is provided with Ethernet switching chip 23 especially.This Ethernet switching chip 23 provides two external ethernet interfaces at least, and one connects a last conference device or Systematic Main Frame of Meeting, and one connects next conference device or do not connect realization Data Receiving, transmission and transmission downwards.
As Fig. 3, the digital hand in hand conference system that constitutes by above-mentioned Systematic Main Frame of Meeting 1 and conference device terminal equipment 2, connect into a lot of one by one by the equipment room cable, control a plurality of conference devices by a Systematic Main Frame of Meeting, with the various data messages of a plurality of conference devices, be pooled to a Systematic Main Frame of Meeting and handle and return to each conference device then.
Claims (10)
1, a kind of conference device comprises microprocessor (21) and connected digital audio collection input circuit (24) and external interface circuit and external interface, it is characterized in that described external interface circuit is Ethernet switching chip (23); Described external interface is an above Ethernet interface that is provided by described Ethernet switching chip.
According to the described conference device of claim 1, it is characterized in that 2, described external interface is two Ethernet interfaces that provided by described Ethernet switching chip (23).
According to claim 1 or 2 described conference devices, it is characterized in that 3, described Ethernet switching chip (23) is 10M, 100M or 1000M Ethernet switching chip.
According to claim 1 or 2 described conference devices, it is characterized in that 4, described network interface can be twisted-pair feeder interface, cable interface or optical interface.
According to the described conference device of claim 1, it is characterized in that 5, this conference device also comprises the key control circuit (25) that is connected with described microprocessor (21).
According to the described conference device of claim 1, it is characterized in that 6, this conference device also comprises loud speaker and the Drive and Control Circuit (26) that is connected with described microprocessor (21).
According to the described conference device of claim 1, it is characterized in that 7, this conference device also comprises earphone and the Drive and Control Circuit (27) that is connected with described microprocessor (21).
According to the described conference device of claim 1, it is characterized in that 8, this conference device also comprises the simultaneous interpretation control circuit (28) that is connected with described microprocessor (21).
According to the described conference device of claim 1, it is characterized in that 9, this conference device also comprises the IC-card control circuit (29) that is connected with described microprocessor (21).
According to the described conference device of claim 1, it is characterized in that 10, this conference device also comprises the display screen Drive and Control Circuit (30) that is connected with described microprocessor (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620054418 CN200941624Y (en) | 2006-01-25 | 2006-01-25 | Meeting cell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620054418 CN200941624Y (en) | 2006-01-25 | 2006-01-25 | Meeting cell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN200941624Y true CN200941624Y (en) | 2007-08-29 |
Family
ID=38747796
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620054418 Expired - Lifetime CN200941624Y (en) | 2006-01-25 | 2006-01-25 | Meeting cell |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN200941624Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103297304A (en) * | 2013-06-06 | 2013-09-11 | 姬志刚 | Mining lamp charging cabinet communication system based on computer local area network technology |
-
2006
- 2006-01-25 CN CN 200620054418 patent/CN200941624Y/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103297304A (en) * | 2013-06-06 | 2013-09-11 | 姬志刚 | Mining lamp charging cabinet communication system based on computer local area network technology |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101282497A (en) | Apparatus for arbitrarily switching and mixing sound for multipath audio | |
| CN201601784U (en) | Portable video session terminal | |
| CN201601798U (en) | High-speed cable data-voice synchronous transmission device capable of flexibly configuring service bandwidths | |
| CN207588888U (en) | A kind of test device and mainboard | |
| CN209330135U (en) | Data transmission device, equipment, system and data sink, equipment | |
| CN102147566A (en) | Multimedia projector with embedded operation system | |
| CN200941624Y (en) | Meeting cell | |
| CN101179398A (en) | Mongline two-way communication circuit | |
| CN210431554U (en) | Wheat networking conference host computer and system based on AoIP | |
| CN205142396U (en) | Desk -top meeting equipment of portable audio frequency and video and system | |
| CN1808985A (en) | Hand-in-hand digital conference system | |
| CN103631658A (en) | Blade server KVM switching and cascade solution | |
| CN203645769U (en) | High definition digital video monitoring device based on optical fiber network | |
| CN109710549A (en) | General purpose I/O MIPI interface circuit is based on inside programmable chip | |
| CN213938205U (en) | 4k composite video remote transmission device | |
| CN210804414U (en) | Circuit with reusable communication interface | |
| CN102785783A (en) | Aircraft maintenance system with foreground auxiliary maintenance device | |
| CN201726410U (en) | Jacquard pattern data transmission system | |
| CN202008574U (en) | Multi-media projector with embedded operating system | |
| CN201986094U (en) | Device capable of realizing free multi-channel audio exchange and audio mixing | |
| CN207475735U (en) | Semi-digital building conversational system IP network connector | |
| CN206149281U (en) | Polymera addressable optical fiber transmission public broadcasting system | |
| CN207008338U (en) | A kind of central controller integrates extension system | |
| CN205847425U (en) | Integrated Service Digital Network transmitting device | |
| CN204856485U (en) | Serial ports networking module |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20070829 |
|
| EXPY | Termination of patent right or utility model |