CN105429661A - High-speed transmission 1394B transceiver - Google Patents
High-speed transmission 1394B transceiver Download PDFInfo
- Publication number
- CN105429661A CN105429661A CN201510941822.4A CN201510941822A CN105429661A CN 105429661 A CN105429661 A CN 105429661A CN 201510941822 A CN201510941822 A CN 201510941822A CN 105429661 A CN105429661 A CN 105429661A
- Authority
- CN
- China
- Prior art keywords
- transceiver
- speed transmission
- transmission
- chip
- pcb board
- 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.)
- Pending
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Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Emergency Protection Circuit Devices (AREA)
Abstract
The invention discloses a high-speed transmission transceiver. A high-speed transmission 1394B transceiver comprises a radio-frequency transformer (1); and the radio-frequency transformer (1) is connected with an IC chip (2), a resistor (3) and a capacitor (4), such that a signal amplifying and shaping circuit is formed. The high-speed transmission 1394B transceiver disclosed by the invention is provided with a metal shell (6) used as a screening protector (the metal shell is welded on a PCB); the high-speed transmission 1394B transceiver has better radiation interference resistant effect; the leading-out pin of the high-speed transmission 1394B transceiver is a pin by taking a half hole at the edge of the PCB as the output; the high-speed transmission 1394B transceiver has better foot flatness; the welding effect of the high-speed transmission 1394B transceiver is ensured; the high-speed transmission 1394B transceiver can be widely applied to high-speed transmission communication equipment, such as a military aircraft, a civil aircraft and a flight control system; and the high-speed transmission 1394B transceiver has relatively high transmission rate and protective performance and good reliability and security.
Description
Technical field
The present invention relates to a kind of pcb board of 1394B transceiver, particularly transceiver of high rate data transmission.
Background technology
Existing transceiver adopts optic module, its maximum defect is that volume is larger, 1394B transceiver configuration with this defect can not meet the requirement of flight control system for bus transfer speed and transmission range, in order to obtain longer transmission range and transmission speed faster, the architecture advances based on existing transceiver is a feasible direction.
Summary of the invention
The technical problem to be solved in the present invention is, there is provided a kind of can the 1394B live wire transceiver of high-speed transfer, realize product miniaturization, low-power consumption and long distance, high-quality, distortionless Signal transmissions, the fibre optic transmission equipment of some large volumes can be replaced, to meet some aircraft and flight control system to the demand of electronic devices and components simultaneously.
Technical scheme of the present invention: a kind of high rate data transmission 1394B transceiver, comprises radio freqnency transformer, radio freqnency transformer is connected with IC chip, resistance and electric capacity and forms signal and amplify and shaping circuit, has optimization signal function.Namely increase on existing conventional products basis and employ IC chip (and the resistance of chip perimeter, electric capacity) and amplify and reshaping signal, improve the quality of signal and strengthen the distance of Signal transmissions.Described amplifying circuit and shaping circuit are the custom circuit of this area, as long as the circuit namely possessing signal amplification and shaping feature all meets the requirements.
Described radio freqnency transformer, IC chip, resistance and electric capacity are all welded on pcb board.
Pcb board is welded with metal shell.The encapsulation of product adopts metal shell to be welded on pcb board, makes the noise metal-back of interference be shielded to ground, can prevent the High-frequency Interference of product and anti-interference.
Pcb board two ends are provided with half bore, and the pin of half bore is more than or equal to 10, and pin number has 28 specifically, has 12, and 18 are not etc.
In the present invention, by connection on the ic chip, resistance, the electric capacity of chip and chip circumference are all welded on pcb board radio freqnency transformer, form the amplification of high-frequency signal, shaping transceiving high speed transmission circuit; The present invention uses metal-back to be welded on pcb board, and with product " " be connected together, can effectively shield noise and protection interference; The exit pin of product utilizes the half bore at pcb board edge to do output pin, has good pin evenness, ensures Product jointing effect.
Owing to adopting technique scheme, the present invention can be widely used on the equipment (such as airborne, flying control equipment) of high rate data transmission, has very high reliability and fail safe.
The present invention meets the requirement of flight control system to bus transfer speed and transmission range, is applicable to the high-speed adaptive balanced 1394B transceiver circuit structure of long range propagation.Transceiver transmitting terminal have employed output amplitude, drive circuit that common mode electrical level is adjustable, the transmission range more grown can be adapted to by the amplitude increasing output voltage, by carrying out the gain compensation of different amplitude to the high frequency characteristics of passage and low frequency characteristic, solve the impact of the intersymbol interference that the attenuation characteristic due to channel and frequency dependence is brought, improve the error performance of receiving circuit.The present invention uses the highest transmission range can supporting 50m of specific copper axis cable; Product is widely used among various aircraft and flight control system, can realize:
1. inner wrapping by active transmission and passive receiving circuit and isolating transformer integrated;
2. low-power consumption;
3. lower transmission/reception shake;
4. long transmission range;
5. modular SMD encapsulation, can bear the IR of 245 degree.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is packed by metal casing schematic diagram of the present invention.
Embodiment
As depicted in figs. 1 and 2, a kind of high rate data transmission 1394B transceiver, comprises radio freqnency transformer 1, and radio freqnency transformer 1 is connected with IC chip 2, resistance 3 and electric capacity 4 and forms signal and amplify and shaping circuit.Described radio freqnency transformer 1, IC chip 2, resistance 3 and electric capacity 4 are all welded on pcb board 5.Pcb board 5 is welded with metal shell 6.Pcb board 5 two ends are provided with half bore, and the pin of half bore has 28,12,18 equal-specifications.
The present invention is a kind of high rate data transmission 1394B transceiver product, is operated in reception and the emission mode of signal; The signal received is input to equipment through the received RF transformer of product, plays the transmission of Received signal strength, impedance matching, clutter recognition and high_voltage isolation effect; The signal exported amplifies the radio freqnency transformer of shaping later again through launching to chip and exports after impedance matching, play the impedance matching of output signal, amplify shaping, the effect of clutter recognition, high_voltage isolation and Signal transmissions, and the distance of transmission is farther;
Product in use, because product employs metal shell, and welds with the ground connection of product, so can there be good high frequency E MI protection effect;
Product is suitable for SMD paster technique when welding, and the exit pin of product utilizes the half bore at pcb board edge to do the pin exported, and has good pin evenness, ensures Product jointing effect.
Claims (4)
1. a high rate data transmission 1394B transceiver, is characterized in that: comprise radio freqnency transformer (1), and radio freqnency transformer (1) is connected with IC chip (2), resistance (3) and electric capacity (4) and forms signal and amplify and shaping circuit.
2. a kind of high rate data transmission 1394B transceiver according to claim 1, is characterized in that: described radio freqnency transformer (1), IC chip (2), resistance (3) and electric capacity (4) are all welded on pcb board (5).
3. the 1394B transceiver of a kind of high rate data transmission according to claim 1, is characterized in that: pcb board (5) is welded with metal shell (6).
4. the 1394B transceiver of a kind of high rate data transmission according to claim 1, is characterized in that: pcb board (5) two ends are provided with half bore, and the pin of half bore is more than or equal to 10.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510941822.4A CN105429661A (en) | 2015-12-16 | 2015-12-16 | High-speed transmission 1394B transceiver |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510941822.4A CN105429661A (en) | 2015-12-16 | 2015-12-16 | High-speed transmission 1394B transceiver |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105429661A true CN105429661A (en) | 2016-03-23 |
Family
ID=55507628
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510941822.4A Pending CN105429661A (en) | 2015-12-16 | 2015-12-16 | High-speed transmission 1394B transceiver |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105429661A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107579402A (en) * | 2017-09-15 | 2018-01-12 | 安费诺电子装配（厦门）有限公司 | A kind of VR/AR connection cables |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202385089U (en) * | 2011-11-22 | 2012-08-15 | 深圳市远铭科技有限公司 | Intelligent transceiver |
| US20140086588A1 (en) * | 2012-09-24 | 2014-03-27 | National Institute Of Information And Communications Technology | High-speed communication control system |
| CN204809995U (en) * | 2015-05-14 | 2015-11-25 | 比亚迪股份有限公司 | Wireless transmitting circuit, radio receiving circuit and wireless power transmission circuit |
| CN205265680U (en) * | 2015-12-16 | 2016-05-25 | 贵阳顺络迅达电子有限公司 | High speed transmission 1394B transceiver |
-
2015
- 2015-12-16 CN CN201510941822.4A patent/CN105429661A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202385089U (en) * | 2011-11-22 | 2012-08-15 | 深圳市远铭科技有限公司 | Intelligent transceiver |
| US20140086588A1 (en) * | 2012-09-24 | 2014-03-27 | National Institute Of Information And Communications Technology | High-speed communication control system |
| CN204809995U (en) * | 2015-05-14 | 2015-11-25 | 比亚迪股份有限公司 | Wireless transmitting circuit, radio receiving circuit and wireless power transmission circuit |
| CN205265680U (en) * | 2015-12-16 | 2016-05-25 | 贵阳顺络迅达电子有限公司 | High speed transmission 1394B transceiver |
Non-Patent Citations (1)
| Title |
|---|
| 唐龙飞，田泽，王晋: "一种长距离传输的高速自适应均衡1394b收发器", 《计算机技术与发展》 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107579402A (en) * | 2017-09-15 | 2018-01-12 | 安费诺电子装配（厦门）有限公司 | A kind of VR/AR connection cables |
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Legal Events
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160323 |
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| RJ01 | Rejection of invention patent application after publication |