CN107770782A - Signal trunking method, relay and electric power signal transfer approach and system - Google Patents
Signal trunking method, relay and electric power signal transfer approach and system Download PDFInfo
- Publication number
- CN107770782A CN107770782A CN201610700435.6A CN201610700435A CN107770782A CN 107770782 A CN107770782 A CN 107770782A CN 201610700435 A CN201610700435 A CN 201610700435A CN 107770782 A CN107770782 A CN 107770782A
- Authority
- CN
- China
- Prior art keywords
- signal
- power line
- source signal
- frequency
- source
- 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
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W16/00—Network planning, e.g. coverage or traffic planning tools; Network deployment, e.g. resource partitioning or cells structures
- H04W16/18—Network planning tools
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B3/00—Line transmission systems
- H04B3/54—Systems for transmission via power distribution lines
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B3/00—Line transmission systems
- H04B3/54—Systems for transmission via power distribution lines
- H04B3/58—Repeater circuits
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W16/00—Network planning, e.g. coverage or traffic planning tools; Network deployment, e.g. resource partitioning or cells structures
- H04W16/18—Network planning tools
- H04W16/20—Network planning tools for indoor coverage or short range network deployment
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Power Engineering (AREA)
- Radio Relay Systems (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
The present invention proposes a kind of signal trunking method, is related to wireless communication field.Wherein, signal trunking method of the invention includes：Obtain the source signal in power line；Amplify source signal, obtain amplified signal；Amplified signal is fed back into power line.Pass through such method, the signal in power line can be extracted, it is amplified to feed back to power line again, so as to improve transmission range of the signal in power line, improve signal quality, the defects of decay of the power line to radiofrequency signal is larger is compensate for, improves the effect that indoor communication system deployment is carried out using power line scheme.
Description
Technical field
The present invention relates to wireless communication field, particularly a kind of signal trunking method, relay and electric power signal transmission
Method and system.
Background technology
At present during the deployment of wireless network, the problem of interior space covering is insufficient, indoor flow valency often occurs
Be worth it is huge and using macro base station covering challenge it is larger, indoor distributed system deployment difficulty it is larger.For example, in LTE (Long
Term Evolution, Long Term Evolution) or LTE-A (the follow-up evolution of LTE-Advanced, LTE technology) arrange net the stage, due to
Deployment frequency range is higher, faces the limited situation of in-door covering；Meanwhile traditional indoor distributed system builds that device is various, constructed
Journey is complicated, long in time limit, and deployment indoor distributed system needs to do more non-technical co-ordination, causes the construction period longer, disappears
Consume excessive.
Because power line is most basic condition in the modern life and family, in indoor environment the deployment of power line already into
Ripe, electric power is ubiquitous, therefore is easy and fast to dispose using power line scheme as new indoor distributed system, is suitable for doing
Indoor " last one kilometer " access is arranged net.
The content of the invention
It is an object of the present invention to improve the transmission quality using power line communication.
According to an aspect of the present invention, a kind of signal trunking method is proposed, including：Obtain the information source letter in power line
Number；Amplify source signal, obtain amplified signal；Amplified signal is fed back into power line.
Alternatively, in addition to：Source signal is converted to new frequency, obtains frequency conversion source signal；Amplify source signal,
Obtaining amplified signal includes：Amplify frequency conversion source signal, obtain amplification frequency variation signal.Amplified signal is fed back into power line bag
Include：Amplification frequency variation signal is fed back into power line.
Alternatively, in addition to：The out of band signal of source signal is filtered out according to predetermined source signal frequency, obtains filtering letter
Source signal；Source signal is converted to new frequency, obtaining frequency conversion source signal includes：Filtering source signal is converted to new
Frequency, obtain frequency conversion source signal.
Alternatively, in addition to：The out of band signal of amplification frequency variation signal is filtered out according to new frequency, obtains relaying signal；Will
Amplification frequency variation signal, which feeds back to power line, to be included：Relaying signal is fed back into power line.
Alternatively, in addition to：It is connected by the attaching plug for inserting socket with power line.
By such method, the signal in power line can be extracted, it is amplified to feed back to power line again, so as to improve
Transmission range of the signal in power line, improves signal quality, and it is larger to compensate for decay of the power line to radiofrequency signal
Defect, improve the effect that indoor communication system deployment is carried out using power line scheme.
According to another aspect of the present invention, a kind of electric power signal transfer approach, including any being mentioned above are proposed
Signal trunking method；And obtain the source signal in power line and sent by antenna.
By such method, the signal in power line can be extracted, it is amplified to feed back to power line again, in needs
Source signal in position extraction power line is sent by antenna, so as to improve signal quality, compensate for power line to radio frequency
The defects of decay of signal is larger, the effect that indoor communication system deployment is carried out using power line scheme is improved, is realized
Signal in power line is changed into wireless signal by power line optional position, user-friendly.
According to a further aspect of the invention, a kind of relay is proposed, including：Coupling module, for obtaining power line
In source signal, and the amplified signal obtained from amplifier is fed back into power line；Amplifier, for amplifying information source letter
Number, obtain amplified signal.
Alternatively, in addition to：Frequency mixer, for source signal to be converted to new frequency, obtain frequency conversion source signal；Put
Big device is used to amplify frequency conversion source signal, obtains amplification frequency variation signal；Coupling module is used to become the amplification obtained from amplifier
Frequency signal feeds back to power line.
Alternatively, in addition to：First wave filter, obtained for being filtered out according to predetermined source signal frequency from coupling module
Source signal out of band signal, obtain filtering source signal；Frequency mixer is used to filtering source signal being converted to new frequency,
Obtain frequency conversion source signal.
Alternatively, in addition to：Second wave filter, for filtering out the out of band signal of amplification frequency variation signal according to new frequency,
Obtain relaying signal；Coupling module, for relaying signal to be fed back into power line.
Alternatively, in addition to：Attaching plug, it is connected for inserting socket with power line.
Such relay can extract the signal in power line, amplified to feed back to power line again, so as to improve
Transmission range of the signal in power line, improves signal quality, and it is larger to compensate for decay of the power line to radiofrequency signal
Defect, improve the effect that indoor communication system deployment is carried out using power line scheme.
In addition, according to an aspect of the present invention, a kind of electric power signal transmission system is proposed, including more than one is above
Any relay mentioned；With mixing antenna, for obtaining the source signal in power line and transmission.
Such system can extract the signal in power line, amplified to feed back to power line again, at the desired position
Source signal in extraction power line is sent by antenna, so as to improve signal quality, compensate for power line to radiofrequency signal
Decay it is larger the defects of, improve using power line scheme carry out indoor communication system deployment effect, realize in electric power
Signal in power line is changed into wireless signal by line optional position, user-friendly.
Brief description of the drawings
Accompanying drawing described herein is used for providing a further understanding of the present invention, forms the part of the application, this hair
Bright schematic description and description is used to explain the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings：
Fig. 1 is the flow chart of one embodiment of the signal trunking method of the present invention.
Fig. 2 is the flow chart of another embodiment of the signal trunking method of the present invention.
Fig. 3 is the flow chart of another embodiment of the signal trunking method of the present invention.
Fig. 4 is the flow chart of one embodiment of the electric power signal transfer approach of the present invention.
Fig. 5 is the schematic diagram of one embodiment of the relay of the present invention.
Fig. 6 is the schematic diagram of another embodiment of the relay of the present invention.
Fig. 7 is the schematic diagram of another embodiment of the relay of the present invention.
Fig. 8 is the application scenario diagram of electric power signal transmission system one embodiment of the present invention.
Fig. 9 is the schematic diagram of electric power signal transmission system one embodiment of the present invention.
Figure 10 is the schematic diagram of one embodiment that antenna is mixed in the electric power signal transmission system of the present invention.
Embodiment
Below by drawings and examples, technical scheme is described in further detail.
By the use of house infrastructure and power line as the in-door covering medium of cellular system, can the room of substantially reducing point be
The engineering difficulty such as track laying during system deployment.
The flow chart of one embodiment of the signal trunking method of the present invention is as shown in Figure 1.
In a step 101, the source signal in power line is obtained.In one embodiment, can be inserted by connecting power supply
The mode of seat is connected with power line, and the source signal in power line is obtained according to frequency range.Source signal can be LTE network letter
Number, can also compatible CDMA (Code Division Multiple Access, CDMA) EVDO (Evolution Data
Only, data evolution)/WCDMA (Wideband Code Division Multiple Access, WCDMA) etc. is more
Mould signal.
In a step 102, amplify source signal, obtain amplified signal.
In step 103, amplified signal is fed back into power line.In one embodiment, can pass through power outlet will
Amplified signal feeds back to power line.
By such method, the signal in power line can be extracted, it is amplified to feed back to power line again, so as to improve
Transmission range of the signal in power line, improves signal quality, compensate for that power line is larger to radio frequency signal attenuation to be lacked
Fall into, improve the effect that indoor communication system deployment is carried out using power line scheme.
The flow chart of another embodiment of the signal trunking method of the present invention is as shown in Figure 2.
In step 201, the source signal in power line is obtained.
In step 202, source signal is converted to new frequency, obtains frequency conversion source signal.New frequency and information source
The frequency of signal is different.In one embodiment, the frequency band of frequency conversion source signal and the source signal in the power line obtained
Frequency band is without the part overlapped.
In step 203, amplify frequency conversion source signal, obtain amplified signal.
In step 204, amplified signal is fed back into power line.
By such method, put after can first the source signal obtained from power line be moved to new frequency
Big operation, then power line is fed back to, so as to prevent the signal for feeding back to power line from producing interference with original source signal, ensure
Signal quality.
In one embodiment, can first enter after the source signal in obtaining power line in predetermined source signal frequency
Row filtering, obtain filtering source signal after removing out of band signal, so as to ensure the quality of signal, reduce influence of noise, improve anti-
It is fed back to the quality of the signal of power line.
In another embodiment, can be filtered being amplified after signal in the new frequency where amplified signal
Ripple, power line is fed back to again after removing out of band signal, so as to ensure to feed back to the quality of the signal of power line, improve user's body
Test.
The flow chart of another embodiment of the signal trunking method of the present invention is as shown in Figure 3.
In step 301, the source signal in power line is extracted.
In step 302, out of band signal is filtered out according to predetermined source signal frequency, obtains filtering source signal.One
In individual embodiment, predetermined source signal frequency can be set by way of human configuration, automatic detection can also be utilized
The frequency of mode detection signal energy peak, so that it is determined that source signal frequency.
In step 303, filtering source signal is converted to new frequency, obtains frequency conversion source signal.New frequency with
The frequency of source signal is different.In one embodiment, the frequency band of frequency conversion source signal is believed with the information source in the power line obtained
Number frequency band without overlap part.
In step 304, amplify frequency conversion source signal, obtain amplified signal.
In step 305, the out of band signal of amplified signal is filtered out in new frequency, obtains relaying signal.
Within step 306, relaying signal is fed back into power line.
By such method, frequency translation, signal amplification are performed after the signal obtained from power line is filtered
Operation, and then power line is fed back to after being filtered again to signal, the influence of noise is reduce further, so as to further protect
The quality for the signal for feeding back to power line has been demonstrate,proved, has improved Consumer's Experience.
In one embodiment, can be connected by inserting the attaching plug of socket with power line, from the electricity of insertion socket
The source signal in power line is obtained at the plug of source, then amplified signal is fed back into power line through attaching plug.Such method
Signal in power line can be realized by simple outside set in the case where not changing existing power line deployment
Relaying, uses manpower and material resources sparingly, is advantageous to popularization and application.
The flow chart of one embodiment of the electric power signal transfer approach of the present invention is as shown in Figure 4.
In step 401, the source signal in power line is obtained.In one embodiment, can be inserted by connecting power supply
The mode of seat is connected with power line, and the source signal in power line is obtained according to signal frequency range.
In step 402, amplify source signal, obtain amplified signal.
In step 403, amplified signal is fed back into power line.In one embodiment, can pass through power outlet will
Amplified signal feeds back to power line.
In step 404, obtain the source signal in power line and sent by antenna.
By such method, the signal in power line can be extracted, it is amplified to feed back to power line again, in needs
Source signal in position extraction power line is sent by antenna, so as to improve signal quality, compensate for power line to radio frequency
The defects of decay of signal is larger, the effect that indoor communication system deployment is carried out using power line scheme is improved, is realized
Signal in power line is changed into wireless signal by power line optional position, user-friendly.
In one embodiment, it is that the relay nearest from the antenna is fed back to that can configure frequency filtering in antenna end
The frequency of the signal of power line, antenna end is filtered operation according to the frequency, and then carries out the transmission of signal.By such
Method, the influence of the signal and noise of other frequency ranges can be excluded, improve the quality of aerial signal.
In another embodiment, can be where antenna end setting frequency range aware switch, automatic sensing optimum signal
Frequency range, it is filtered further according to the frequency range perceived, and then carries out the transmission of signal.By such operation, other are being excluded
The influence of the signal and noise of frequency range, while improving the quality of aerial signal, configuration operation is reduced, is conveniently installed and used.
The schematic diagram of one embodiment of the relay of the present invention is as shown in Figure 5.Wherein, coupling module 501 can obtain
Source signal in the power taking line of force.Amplifier 502 is used to amplify source signal, obtains amplified signal, will be put by coupling module 501
Big signal feeds back to power line.
Such device can extract the signal in power line, amplified to feed back to power line again, so as to improve letter
Transmission range number in power line, improves signal quality, compensate for the defects of decay of the power line to radiofrequency signal is larger,
Improve the effect that indoor communication system deployment is carried out using power line scheme.
The schematic diagram of another embodiment of the relay of the present invention is as shown in Figure 6.Wherein, coupling module 601 is used for
Obtain the source signal in power line.Frequency mixer 602 is used to for source signal to be converted to new frequency, obtains frequency conversion information source letter
Number.New frequency is different from the frequency of source signal.In one embodiment, the frequency band of frequency conversion source signal and the electric power obtained
The frequency band of source signal in line is without the part overlapped.Amplifier 603 is used to amplify frequency conversion source signal, obtains amplification letter
Number, amplified signal is fed back into power line by signal extraction feedback unit 601.
Such device is amplified behaviour after can first the source signal obtained from power line be moved to new frequency
Make, then feed back to power line, so as to prevent the signal for feeding back to power line from producing interference with original source signal, so as to ensure
Signal quality.
In one embodiment, coupling module 601, can be by the first wave filter after the source signal in obtaining power line
It is filtered in predetermined source signal frequency, obtains filtering source signal after removing out of band signal, so as to ensure the matter of signal
Amount, influence of noise is reduced, improve the quality for the signal for feeding back to power line.
In another embodiment, can after amplifier 603 is amplified signal by the second wave filter in amplified signal
The new frequency at place is filtered, and coupled module 601 feeds back to power line again after removal out of band signal, so as to ensure to feed back
The quality of the signal of the telegram in reply line of force, improve Consumer's Experience.
The schematic diagram of another embodiment of the relay of the present invention is as shown in Figure 7.Wherein, coupling module 701 can
Extract the source signal in power line.First wave filter 702 can filter out out of band signal according to predetermined source signal frequency, obtain
Take filtering source signal.Filtering source signal can be converted to new frequency by frequency mixer 703, obtain frequency conversion source signal.Put
Big device 704 can amplify frequency conversion source signal, obtain amplified signal.Second wave filter 705 can filter out amplification in new frequency
The out of band signal of signal, relaying signal is obtained, power line is fed back to by signal is relayed by coupling module 701.
Such device performs frequency translation, signal amplification behaviour after can the signal that obtained from power line be filtered
Make, and then power line is fed back to after being filtered again to signal, the influence of noise is reduce further, so as to be further ensured that
The quality of the signal of power line is fed back to, improves Consumer's Experience.
In one embodiment, relay can also include attaching plug, be inserted into power outlet realization and electric power
Line connects.Relay can obtain the source signal in power line at the attaching plug of insertion socket, then by amplified signal
Power line is fed back to through attaching plug.
Such device can be in the case where not changing existing power line deployment, i.e. can by simple outside set
The relaying of signal in power line is realized, is used manpower and material resources sparingly, is advantageous to popularization and application.
The application scenario diagram of electric power signal transmission system one embodiment of the present invention is as shown in Figure 8.Relay 803,
Mixing antenna 802 is connected on power line 801.Mixing antenna 802 can extract source signal and transmission in power line 801,
So as to provide the user wireless network.When needing more transmission at a distance, the relay on power line 801 can be passed through
803 carry out the amplifieroperation of signal, so as to ensure to be mixed the quality for the signal that antenna 802 is sent.
Such system can extract the signal in power line, amplified to feed back to power line again, at the desired position
Source signal in extraction power line is sent by antenna, so as to improve signal quality, compensate for power line to radiofrequency signal
Decay it is larger the defects of, improve using power line scheme carry out indoor communication system deployment effect, realize in electric power
Signal in power line is changed into wireless signal by line optional position, user-friendly.System as deployment can be complete
Into the in-door covering of existing network, while it can also realize the basic network deployment for the 5G networks that face the future.
In one embodiment, can there are multiple relays, multiple mixing antennas in electric power signal transmission system.This hair
The schematic diagram of bright electric power signal transmission system one embodiment is as shown in Figure 9.Base station information source 901 can provide source signal,
Segmentation amplification is carried out to source signal along power line by relay 902, relay 903, relay 904.Predetermined
Position, source signal is changed into wireless signal for users to use by mixing antenna 905.In order to which the signal reduced in power line is done
Disturb, relay 902, relay 903, relay 904 again will letters after can carrying out frequency spectrum shift to source signal respectively
Number power line is fed back to, so as to ensure the quality of signal.
In one embodiment, each relay can use different frequency ranges, e.g., the letter that base station information source 901 is launched
Number frequency range 1 is used, signal is moved frequency range 2 by relay 902, and signal is moved frequency range 3, relaying dress by relay 903
Put 904 and signal is moved into frequency range 4, antenna 905 obtains the source signal of frequency range 4 and transmission.
Such system can reduce the interference between source signal and original source signal after amplification, ensure signal
Quality.
In another embodiment, distant relay can be set to use identical frequency range, such as base station information source
The signal of 901 transmittings uses frequency range 1, and signal is moved frequency range 2 by relay 902, and signal is moved frequency by relay 903
Section 3, relay 904 is distant with base station information source 901, and interference is smaller, therefore signal can be moved to frequency range 1；Or
Relay 904 is distant with relay 902, and interference is smaller, therefore signal can be moved to frequency range 2, antenna 905
The frequency range of the source signal fed back according to relay 904 obtains source signal and sent.
Such system can be believed in the interference between reducing source signal and the original source signal after amplifying, guarantee
While number quality, the limited resource of frequency range is effectively utilized, improves resource of frequency range utilization rate.
The schematic diagram that one embodiment of antenna is mixed in the electric power signal transmission system of the present invention is as shown in Figure 10.Filtering
Device group 1001 can be filtered operation in multiple frequency ranges.Frequency sensing module 1002 can be to multiple filter output signals
Energy is detected, and automatically selects the larger conduct target frequency bands of energy, and antenna 1003 obtains mesh from wave filter group 1001
Mark the source signal of frequency range and transmitting.
In such system, because the signal frequency point to be launched of antenna is unknown, it can be determined by way of Energy-aware
Target frequency bands, and then one group of larger transmission signal of energy is selected, it is achieved thereby that the adaptive work of mixing antenna, with making
The mixing antenna artificial selection installation of multi-signal is compared, and is saved manpower, is reduced installation difficulty, is also beneficial to a wide range of portion
Administration.
Finally it should be noted that：The above embodiments are merely illustrative of the technical scheme of the present invention and are not intended to be limiting thereof；To the greatest extent
The present invention is described in detail with reference to preferred embodiments for pipe, those of ordinary skills in the art should understand that：Still
The embodiment of the present invention can be modified or equivalent substitution is carried out to some technical characteristics；Without departing from this hair
The spirit of bright technical scheme, it all should cover among the claimed technical scheme scope of the present invention.
Claims (10)
- A kind of 1. signal trunking method, it is characterised in that including：Obtain the source signal in power line；Amplify the source signal, obtain amplified signal；The amplified signal is fed back into power line.
- 2. according to the method for claim 1, it is characterised in thatAlso include：The source signal is converted to new frequency, obtains frequency conversion source signal；The amplification source signal, obtaining amplified signal includes：Amplify the frequency conversion source signal, obtain amplification frequency conversion letter Number；It is described the amplified signal is fed back into power line to include：The amplification frequency variation signal is fed back into power line.
- 3. according to the method for claim 2, it is characterised in thatAlso include：The out of band signal of the source signal is filtered out according to predetermined source signal frequency, obtains filtering source signal；Described that the source signal is converted to new frequency, obtaining frequency conversion source signal includes：By the filtering source signal New frequency is converted to, obtains frequency conversion source signal；And/or；Also include：The out of band signal of the amplification frequency variation signal is filtered out according to the new frequency, obtains relaying signal；It is described that the amplification frequency variation signal is fed back to power line and included：The relaying signal is fed back into power line.
- 4. according to any described method of claims 1 to 3, it is characterised in that also include：It is connected by the attaching plug for inserting socket with the power line.
- 5. a kind of electric power signal transfer approach, it is characterised in that including any described signal relaying side of Claims 1 to 4 Method；With,Obtain the source signal in power line and sent by antenna.
- A kind of 6. relay, it is characterised in that including：Coupling module, for obtaining the source signal in power line, and the amplified signal obtained from amplifier is fed back and wired back The line of force；Amplifier, for amplifying the source signal, obtain amplified signal.
- 7. device according to claim 6, it is characterised in thatAlso include：Frequency mixer, for the source signal to be converted to new frequency, obtain frequency conversion source signal；The amplifier is used to amplify the frequency conversion source signal, obtains the amplification frequency variation signal；The coupling module is used to the amplification frequency variation signal obtained from amplifier feeding back to power line.
- 8. device according to claim 7, it is characterised in thatAlso include：First wave filter, for being filtered out according to predetermined source signal frequency from described in coupling module acquisition The out of band signal of source signal, obtain filtering source signal；The frequency mixer is used to the filtering source signal being converted to new frequency, obtains frequency conversion source signal；And/orAlso include：Second wave filter, for filtering out the out of band signal of the amplification frequency variation signal according to the new frequency, obtain Relay signal；The coupling module, for the relaying signal to be fed back into power line.
- 9. according to any described device of claim 6~8, it is characterised in that also include：Attaching plug, it is connected for inserting socket with the power line.
- A kind of 10. electric power signal transmission system, it is characterised in that including more than one claim 6~9 it is any it is described in After device；With,Antenna is mixed, for obtaining the source signal in power line and transmission.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610700435.6A CN107770782A (en) | 2016-08-22 | 2016-08-22 | Signal trunking method, relay and electric power signal transfer approach and system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610700435.6A CN107770782A (en) | 2016-08-22 | 2016-08-22 | Signal trunking method, relay and electric power signal transfer approach and system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107770782A true CN107770782A (en) | 2018-03-06 |
Family
ID=61264058
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610700435.6A Pending CN107770782A (en) | 2016-08-22 | 2016-08-22 | Signal trunking method, relay and electric power signal transfer approach and system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107770782A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109861723A (en) * | 2019-01-25 | 2019-06-07 | 安徽南瑞继远电网技术有限公司 | A kind of wireless WiFi equipment of power line carrier communication |
| CN113114327A (en) * | 2021-03-19 | 2021-07-13 | 中国联合网络通信集团有限公司 | Signal relay method, signal identification method, device and equipment |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102025148A (en) * | 2009-09-14 | 2011-04-20 | 康舒科技股份有限公司 | Power-line network system with data relay function |
| JP2012222964A (en) * | 2011-04-08 | 2012-11-12 | Takaoka Electric Mfg Co Ltd | Fault detection method for protection relay device, and protection relay device |
| CN103036595A (en) * | 2012-12-07 | 2013-04-10 | 泉州泽仕通科技有限公司 | Field intensity covering method based on power line transmission |
| CN203788465U (en) * | 2014-03-14 | 2014-08-20 | 京信通信系统（中国）有限公司 | Connector of indoor distribution system and indoor distribution system |
-
2016
- 2016-08-22 CN CN201610700435.6A patent/CN107770782A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102025148A (en) * | 2009-09-14 | 2011-04-20 | 康舒科技股份有限公司 | Power-line network system with data relay function |
| JP2012222964A (en) * | 2011-04-08 | 2012-11-12 | Takaoka Electric Mfg Co Ltd | Fault detection method for protection relay device, and protection relay device |
| CN103036595A (en) * | 2012-12-07 | 2013-04-10 | 泉州泽仕通科技有限公司 | Field intensity covering method based on power line transmission |
| CN203788465U (en) * | 2014-03-14 | 2014-08-20 | 京信通信系统（中国）有限公司 | Connector of indoor distribution system and indoor distribution system |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109861723A (en) * | 2019-01-25 | 2019-06-07 | 安徽南瑞继远电网技术有限公司 | A kind of wireless WiFi equipment of power line carrier communication |
| CN109861723B (en) * | 2019-01-25 | 2021-12-28 | 安徽南瑞继远电网技术有限公司 | Wireless WiFi equipment for power line carrier communication |
| CN113114327A (en) * | 2021-03-19 | 2021-07-13 | 中国联合网络通信集团有限公司 | Signal relay method, signal identification method, device and equipment |
| CN113114327B (en) * | 2021-03-19 | 2022-12-02 | 中国联合网络通信集团有限公司 | Signal relay method, signal identification method, device and equipment |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR20170120811A (en) | Full-duplex relay communication method based on energy harvesting and full-duplex relay communication system based on energy harvesting | |
| CN105471490B (en) | Repeater and signal processing method thereof | |
| CN101615958B (en) | Method for detecting isolation between antennas for digital radio repeater system | |
| CN107770782A (en) | Signal trunking method, relay and electric power signal transfer approach and system | |
| CN204244477U (en) | A kind of in-door covering strengthens system and equipment | |
| CN104469786B (en) | A kind of LTE and WIFI cobasis station Interference Suppression System and method | |
| CN105246092B (en) | A kind of in-door covering signal enhancing equipment and its signal processing method | |
| CN104243059A (en) | Relay transmission method and optimization method based on wireless local area network | |
| CN106162670A (en) | Indoor cellular system and data transmission method, base station equipment and antenna assembly | |
| Onwuka et al. | Survey of cellular signal booster | |
| CN102118188A (en) | GSM (Global System for Mobile communications) repeater capable of obtaining corresponding frequency hopping frequency point by utilizing frequency locking | |
| CN102325389B (en) | GSM micropower repeater of automatic locking base station BCCH (Broadcast Control Channel) | |
| CN108023634A (en) | A kind of chain type cascades TD-LTE frequency-shift repeater station systems | |
| CN101494869A (en) | Microwave zooming wireless shrouding system and method | |
| CN201188615Y (en) | GSM frequency-hopping straightly-discharging station using baseband decoding mode | |
| CN203788465U (en) | Connector of indoor distribution system and indoor distribution system | |
| CN201639583U (en) | Frequency-selecting repeater | |
| CN202269020U (en) | CATV (community antenna television) wireless signal distribution system using frequency conversion technology | |
| CN103973356A (en) | Receiving and transmitting multiplex circuit for TDD system wireless Pico repeater | |
| CN203813786U (en) | Receiving and transmitting multiplexing circuit for TDD system wireless Pico repeater | |
| CN203722631U (en) | Three-frequency-band multi-sub-band digital wireless repeater | |
| CN201557258U (en) | Home network access equipment | |
| CN210327583U (en) | 5G base station expansion extension light distribution system | |
| CN201282568Y (en) | Multi-channel digital frequency shift and frequency selection distributed system of GSM network | |
| Michael et al. | Survey of Cellular Signal Booster |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180306 |